diff options
Diffstat (limited to 'build/autoconf')
| -rw-r--r-- | build/autoconf/acgeneral.m4 | 2607 | ||||
| -rw-r--r-- | build/autoconf/acoldnames.m4 | 80 | ||||
| -rw-r--r-- | build/autoconf/acspecific.m4 | 2758 | ||||
| -rw-r--r-- | build/autoconf/alloc.m4 | 54 | ||||
| -rw-r--r-- | build/autoconf/altoptions.m4 | 72 | ||||
| -rw-r--r-- | build/autoconf/android.m4 | 57 | ||||
| -rw-r--r-- | build/autoconf/arch.m4 | 15 | ||||
| -rw-r--r-- | build/autoconf/autoconf.m4 | 28 | ||||
| -rw-r--r-- | build/autoconf/autoconf.sh | 158 | ||||
| -rw-r--r-- | build/autoconf/clang-plugin.m4 | 107 | ||||
| -rw-r--r-- | build/autoconf/codeset.m4 | 25 | ||||
| -rw-r--r-- | build/autoconf/compiler-opts.m4 | 168 | ||||
| -rwxr-xr-x | build/autoconf/config.guess | 1754 | ||||
| -rw-r--r-- | build/autoconf/config.status.m4 | 154 | ||||
| -rwxr-xr-x | build/autoconf/config.sub | 1890 | ||||
| -rw-r--r-- | build/autoconf/expandlibs.m4 | 52 | ||||
| -rw-r--r-- | build/autoconf/hooks.m4 | 31 | ||||
| -rwxr-xr-x | build/autoconf/install-sh | 123 | ||||
| -rw-r--r-- | build/autoconf/mozheader.m4 | 32 | ||||
| -rw-r--r-- | build/autoconf/mozprog.m4 | 42 | ||||
| -rw-r--r-- | build/autoconf/sanitize.m4 | 135 | ||||
| -rw-r--r-- | build/autoconf/toolchain.m4 | 127 |
22 files changed, 10469 insertions, 0 deletions
diff --git a/build/autoconf/acgeneral.m4 b/build/autoconf/acgeneral.m4 new file mode 100644 index 0000000000..ae971de139 --- /dev/null +++ b/build/autoconf/acgeneral.m4 @@ -0,0 +1,2607 @@ +dnl Parameterized macros. +dnl Requires GNU m4. +dnl This file is part of Autoconf. +dnl Copyright (C) 1992, 93, 94, 95, 96, 1998 Free Software Foundation, Inc. +dnl +dnl This program is free software; you can redistribute it and/or modify +dnl it under the terms of the GNU General Public License as published by +dnl the Free Software Foundation; either version 2, or (at your option) +dnl any later version. +dnl +dnl This program is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +dnl GNU General Public License for more details. +dnl +dnl You should have received a copy of the GNU General Public License +dnl along with this program; if not, write to the Free Software +dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA +dnl 02111-1307, USA. +dnl +dnl As a special exception, the Free Software Foundation gives unlimited +dnl permission to copy, distribute and modify the configure scripts that +dnl are the output of Autoconf. You need not follow the terms of the GNU +dnl General Public License when using or distributing such scripts, even +dnl though portions of the text of Autoconf appear in them. The GNU +dnl General Public License (GPL) does govern all other use of the material +dnl that constitutes the Autoconf program. +dnl +dnl Certain portions of the Autoconf source text are designed to be copied +dnl (in certain cases, depending on the input) into the output of +dnl Autoconf. We call these the "data" portions. The rest of the Autoconf +dnl source text consists of comments plus executable code that decides which +dnl of the data portions to output in any given case. We call these +dnl comments and executable code the "non-data" portions. Autoconf never +dnl copies any of the non-data portions into its output. +dnl +dnl This special exception to the GPL applies to versions of Autoconf +dnl released by the Free Software Foundation. When you make and +dnl distribute a modified version of Autoconf, you may extend this special +dnl exception to the GPL to apply to your modified version as well, *unless* +dnl your modified version has the potential to copy into its output some +dnl of the text that was the non-data portion of the version that you started +dnl with. (In other words, unless your change moves or copies text from +dnl the non-data portions to the data portions.) If your modification has +dnl such potential, you must delete any notice of this special exception +dnl to the GPL from your modified version. +dnl +dnl Written by David MacKenzie, with help from +dnl Franc,ois Pinard, Karl Berry, Richard Pixley, Ian Lance Taylor, +dnl Roland McGrath, Noah Friedman, david d zuhn, and many others. +dnl +divert(-1)dnl Throw away output until AC_INIT is called. +changequote([, ]) + +define(AC_ACVERSION, 2.13) + +dnl Some old m4's don't support m4exit. But they provide +dnl equivalent functionality by core dumping because of the +dnl long macros we define. +ifdef([__gnu__], , [errprint(Autoconf requires GNU m4. +Install it before installing Autoconf or set the +M4 environment variable to its path name. +)m4exit(2)]) + +undefine([eval]) +undefine([include]) +undefine([shift]) +undefine([format]) + + +dnl ### Defining macros + + +dnl m4 output diversions. We let m4 output them all in order at the end, +dnl except that we explicitly undivert AC_DIVERSION_SED, AC_DIVERSION_CMDS, +dnl and AC_DIVERSION_ICMDS. + +dnl AC_DIVERSION_NOTICE - 1 (= 0) AC_REQUIRE'd #! /bin/sh line +define(AC_DIVERSION_NOTICE, 1)dnl copyright notice & option help strings +define(AC_DIVERSION_INIT, 2)dnl initialization code +define(AC_DIVERSION_NORMAL_4, 3)dnl AC_REQUIRE'd code, 4 level deep +define(AC_DIVERSION_NORMAL_3, 4)dnl AC_REQUIRE'd code, 3 level deep +define(AC_DIVERSION_NORMAL_2, 5)dnl AC_REQUIRE'd code, 2 level deep +define(AC_DIVERSION_NORMAL_1, 6)dnl AC_REQUIRE'd code, 1 level deep +define(AC_DIVERSION_NORMAL, 7)dnl the tests and output code +define(AC_DIVERSION_SED, 8)dnl variable substitutions in config.status +define(AC_DIVERSION_CMDS, 9)dnl extra shell commands in config.status +define(AC_DIVERSION_ICMDS, 10)dnl extra initialization in config.status + +dnl Change the diversion stream to STREAM, while stacking old values. +dnl AC_DIVERT_PUSH(STREAM) +define(AC_DIVERT_PUSH, +[pushdef([AC_DIVERSION_CURRENT], $1)dnl +divert(AC_DIVERSION_CURRENT)dnl +]) + +dnl Change the diversion stream to its previous value, unstacking it. +dnl AC_DIVERT_POP() +define(AC_DIVERT_POP, +[popdef([AC_DIVERSION_CURRENT])dnl +divert(AC_DIVERSION_CURRENT)dnl +]) + +dnl Initialize the diversion setup. +define([AC_DIVERSION_CURRENT], AC_DIVERSION_NORMAL) +dnl This will be popped by AC_REQUIRE in AC_INIT. +pushdef([AC_DIVERSION_CURRENT], AC_DIVERSION_NOTICE) + +dnl The prologue for Autoconf macros. +dnl AC_PRO(MACRO-NAME) +define(AC_PRO, +[define([AC_PROVIDE_$1], )dnl +ifelse(AC_DIVERSION_CURRENT, AC_DIVERSION_NORMAL, +[AC_DIVERT_PUSH(builtin(eval, AC_DIVERSION_CURRENT - 1))], +[pushdef([AC_DIVERSION_CURRENT], AC_DIVERSION_CURRENT)])dnl +]) + +dnl The Epilogue for Autoconf macros. +dnl AC_EPI() +define(AC_EPI, +[AC_DIVERT_POP()dnl +ifelse(AC_DIVERSION_CURRENT, AC_DIVERSION_NORMAL, +[undivert(AC_DIVERSION_NORMAL_4)dnl +undivert(AC_DIVERSION_NORMAL_3)dnl +undivert(AC_DIVERSION_NORMAL_2)dnl +undivert(AC_DIVERSION_NORMAL_1)dnl +])dnl +]) + +dnl Define a macro which automatically provides itself. Add machinery +dnl so the macro automatically switches expansion to the diversion +dnl stack if it is not already using it. In this case, once finished, +dnl it will bring back all the code accumulated in the diversion stack. +dnl This, combined with AC_REQUIRE, achieves the topological ordering of +dnl macros. We don't use this macro to define some frequently called +dnl macros that are not involved in ordering constraints, to save m4 +dnl processing. +dnl AC_DEFUN(NAME, EXPANSION) +define([AC_DEFUN], +[define($1, [AC_PRO([$1])$2[]AC_EPI()])]) + + +dnl ### Initialization + + +dnl AC_INIT_NOTICE() +AC_DEFUN(AC_INIT_NOTICE, +[# Guess values for system-dependent variables and create Makefiles. +# Generated automatically using autoconf version] AC_ACVERSION [ +# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc. +# +# This configure script is free software; the Free Software Foundation +# gives unlimited permission to copy, distribute and modify it. + +# Defaults: +ac_help= +ac_default_prefix=/usr/local +[#] Any additions from configure.in:]) + +dnl AC_PREFIX_DEFAULT(PREFIX) +AC_DEFUN(AC_PREFIX_DEFAULT, +[AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl +ac_default_prefix=$1 +AC_DIVERT_POP()]) + +dnl AC_INIT_PARSE_ARGS() +AC_DEFUN(AC_INIT_PARSE_ARGS, +[ +# Initialize some variables set by options. +# The variables have the same names as the options, with +# dashes changed to underlines. +build=NONE +cache_file=./config.cache +exec_prefix=NONE +host=NONE +no_create= +nonopt=NONE +no_recursion= +prefix=NONE +program_prefix=NONE +program_suffix=NONE +program_transform_name=s,x,x, +silent= +site= +srcdir= +target=NONE +verbose= +x_includes=NONE +x_libraries=NONE +dnl Installation directory options. +dnl These are left unexpanded so users can "make install exec_prefix=/foo" +dnl and all the variables that are supposed to be based on exec_prefix +dnl by default will actually change. +dnl Use braces instead of parens because sh, perl, etc. also accept them. +bindir='${exec_prefix}/bin' +sbindir='${exec_prefix}/sbin' +libexecdir='${exec_prefix}/libexec' +datadir='${prefix}/share' +sysconfdir='${prefix}/etc' +sharedstatedir='${prefix}/com' +localstatedir='${prefix}/var' +libdir='${exec_prefix}/lib' +includedir='${prefix}/include' +oldincludedir='/usr/include' +infodir='${prefix}/info' +mandir='${prefix}/man' + +# Initialize some other variables. +subdirs= +MFLAGS= MAKEFLAGS= +SHELL=${CONFIG_SHELL-/bin/sh} +# Maximum number of lines to put in a shell here document. +ac_max_here_lines=12 + +ac_prev= +for ac_option +do + + # If the previous option needs an argument, assign it. + if test -n "$ac_prev"; then + eval "$ac_prev=\$ac_option" + ac_prev= + continue + fi + + case "$ac_option" in +changequote(, )dnl + -*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;; +changequote([, ])dnl + *) ac_optarg= ;; + esac + + # Accept the important Cygnus configure options, so we can diagnose typos. + + case "$ac_option" in + + -bindir | --bindir | --bindi | --bind | --bin | --bi) + ac_prev=bindir ;; + -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*) + bindir="$ac_optarg" ;; + + -build | --build | --buil | --bui | --bu) + ac_prev=build ;; + -build=* | --build=* | --buil=* | --bui=* | --bu=*) + build="$ac_optarg" ;; + + -cache-file | --cache-file | --cache-fil | --cache-fi \ + | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c) + ac_prev=cache_file ;; + -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \ + | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*) + cache_file="$ac_optarg" ;; + + -datadir | --datadir | --datadi | --datad | --data | --dat | --da) + ac_prev=datadir ;; + -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \ + | --da=*) + datadir="$ac_optarg" ;; + + -disable-* | --disable-*) + ac_feature=`echo $ac_option|sed -e 's/-*disable-//'` + # Reject names that are not valid shell variable names. +changequote(, )dnl + if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then +changequote([, ])dnl + AC_MSG_ERROR($ac_feature: invalid feature name) + fi + ac_feature=`echo $ac_feature| sed 's/-/_/g'` + eval "enable_${ac_feature}=no" ;; + + -enable-* | --enable-*) + ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'` + # Reject names that are not valid shell variable names. +changequote(, )dnl + if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then +changequote([, ])dnl + AC_MSG_ERROR($ac_feature: invalid feature name) + fi + ac_feature=`echo $ac_feature| sed 's/-/_/g'` + case "$ac_option" in + *=*) ;; + *) ac_optarg=yes ;; + esac + eval "enable_${ac_feature}='$ac_optarg'" ;; + + -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \ + | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \ + | --exec | --exe | --ex) + ac_prev=exec_prefix ;; + -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \ + | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \ + | --exec=* | --exe=* | --ex=*) + exec_prefix="$ac_optarg" ;; + + -gas | --gas | --ga | --g) + # Obsolete; use --with-gas. + with_gas=yes ;; + + -help | --help | --hel | --he) + # Omit some internal or obsolete options to make the list less imposing. + # This message is too long to be a string in the A/UX 3.1 sh. + cat << EOF +changequote(, )dnl +Usage: configure [options] [host] +Options: [defaults in brackets after descriptions] +Configuration: + --cache-file=FILE cache test results in FILE + --help print this message + --no-create do not create output files + --quiet, --silent do not print \`checking...' messages + --version print the version of autoconf that created configure +Directory and file names: + --prefix=PREFIX install architecture-independent files in PREFIX + [$ac_default_prefix] + --exec-prefix=EPREFIX install architecture-dependent files in EPREFIX + [same as prefix] + --bindir=DIR user executables in DIR [EPREFIX/bin] + --sbindir=DIR system admin executables in DIR [EPREFIX/sbin] + --libexecdir=DIR program executables in DIR [EPREFIX/libexec] + --datadir=DIR read-only architecture-independent data in DIR + [PREFIX/share] + --sysconfdir=DIR read-only single-machine data in DIR [PREFIX/etc] + --sharedstatedir=DIR modifiable architecture-independent data in DIR + [PREFIX/com] + --localstatedir=DIR modifiable single-machine data in DIR [PREFIX/var] + --libdir=DIR object code libraries in DIR [EPREFIX/lib] + --includedir=DIR C header files in DIR [PREFIX/include] + --oldincludedir=DIR C header files for non-gcc in DIR [/usr/include] + --infodir=DIR info documentation in DIR [PREFIX/info] + --mandir=DIR man documentation in DIR [PREFIX/man] + --srcdir=DIR find the sources in DIR [configure dir or ..] + --program-prefix=PREFIX prepend PREFIX to installed program names + --program-suffix=SUFFIX append SUFFIX to installed program names + --program-transform-name=PROGRAM + run sed PROGRAM on installed program names +EOF + cat << EOF +Host type: + --build=BUILD configure for building on BUILD [BUILD=HOST] + --host=HOST configure for HOST [guessed] + --target=TARGET configure for TARGET [TARGET=HOST] +Features and packages: + --disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no) + --enable-FEATURE[=ARG] include FEATURE [ARG=yes] + --with-PACKAGE[=ARG] use PACKAGE [ARG=yes] + --without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no) + --x-includes=DIR X include files are in DIR + --x-libraries=DIR X library files are in DIR +changequote([, ])dnl +EOF + if test -n "$ac_help"; then + echo "--enable and --with options recognized:$ac_help" + fi + exit 0 ;; + + -host | --host | --hos | --ho) + ac_prev=host ;; + -host=* | --host=* | --hos=* | --ho=*) + host="$ac_optarg" ;; + + -includedir | --includedir | --includedi | --included | --include \ + | --includ | --inclu | --incl | --inc) + ac_prev=includedir ;; + -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \ + | --includ=* | --inclu=* | --incl=* | --inc=*) + includedir="$ac_optarg" ;; + + -infodir | --infodir | --infodi | --infod | --info | --inf) + ac_prev=infodir ;; + -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*) + infodir="$ac_optarg" ;; + + -libdir | --libdir | --libdi | --libd) + ac_prev=libdir ;; + -libdir=* | --libdir=* | --libdi=* | --libd=*) + libdir="$ac_optarg" ;; + + -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \ + | --libexe | --libex | --libe) + ac_prev=libexecdir ;; + -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \ + | --libexe=* | --libex=* | --libe=*) + libexecdir="$ac_optarg" ;; + + -localstatedir | --localstatedir | --localstatedi | --localstated \ + | --localstate | --localstat | --localsta | --localst \ + | --locals | --local | --loca | --loc | --lo) + ac_prev=localstatedir ;; + -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \ + | --localstate=* | --localstat=* | --localsta=* | --localst=* \ + | --locals=* | --local=* | --loca=* | --loc=* | --lo=*) + localstatedir="$ac_optarg" ;; + + -mandir | --mandir | --mandi | --mand | --man | --ma | --m) + ac_prev=mandir ;; + -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*) + mandir="$ac_optarg" ;; + + -nfp | --nfp | --nf) + # Obsolete; use --without-fp. + with_fp=no ;; + + -no-create | --no-create | --no-creat | --no-crea | --no-cre \ + | --no-cr | --no-c) + no_create=yes ;; + + -no-recursion | --no-recursion | --no-recursio | --no-recursi \ + | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) + no_recursion=yes ;; + + -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded \ + | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc \ + | --oldin | --oldi | --old | --ol | --o) + ac_prev=oldincludedir ;; + -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \ + | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \ + | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*) + oldincludedir="$ac_optarg" ;; + + -prefix | --prefix | --prefi | --pref | --pre | --pr | --p) + ac_prev=prefix ;; + -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*) + prefix="$ac_optarg" ;; + + -program-prefix | --program-prefix | --program-prefi | --program-pref \ + | --program-pre | --program-pr | --program-p) + ac_prev=program_prefix ;; + -program-prefix=* | --program-prefix=* | --program-prefi=* \ + | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*) + program_prefix="$ac_optarg" ;; + + -program-suffix | --program-suffix | --program-suffi | --program-suff \ + | --program-suf | --program-su | --program-s) + ac_prev=program_suffix ;; + -program-suffix=* | --program-suffix=* | --program-suffi=* \ + | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*) + program_suffix="$ac_optarg" ;; + + -program-transform-name | --program-transform-name \ + | --program-transform-nam | --program-transform-na \ + | --program-transform-n | --program-transform- \ + | --program-transform | --program-transfor \ + | --program-transfo | --program-transf \ + | --program-trans | --program-tran \ + | --progr-tra | --program-tr | --program-t) + ac_prev=program_transform_name ;; + -program-transform-name=* | --program-transform-name=* \ + | --program-transform-nam=* | --program-transform-na=* \ + | --program-transform-n=* | --program-transform-=* \ + | --program-transform=* | --program-transfor=* \ + | --program-transfo=* | --program-transf=* \ + | --program-trans=* | --program-tran=* \ + | --progr-tra=* | --program-tr=* | --program-t=*) + program_transform_name="$ac_optarg" ;; + + -q | -quiet | --quiet | --quie | --qui | --qu | --q \ + | -silent | --silent | --silen | --sile | --sil) + silent=yes ;; + + -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb) + ac_prev=sbindir ;; + -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \ + | --sbi=* | --sb=*) + sbindir="$ac_optarg" ;; + + -sharedstatedir | --sharedstatedir | --sharedstatedi \ + | --sharedstated | --sharedstate | --sharedstat | --sharedsta \ + | --sharedst | --shareds | --shared | --share | --shar \ + | --sha | --sh) + ac_prev=sharedstatedir ;; + -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \ + | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \ + | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \ + | --sha=* | --sh=*) + sharedstatedir="$ac_optarg" ;; + + -site | --site | --sit) + ac_prev=site ;; + -site=* | --site=* | --sit=*) + site="$ac_optarg" ;; + + -srcdir | --srcdir | --srcdi | --srcd | --src | --sr) + ac_prev=srcdir ;; + -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*) + srcdir="$ac_optarg" ;; + + -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \ + | --syscon | --sysco | --sysc | --sys | --sy) + ac_prev=sysconfdir ;; + -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \ + | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*) + sysconfdir="$ac_optarg" ;; + + -target | --target | --targe | --targ | --tar | --ta | --t) + ac_prev=target ;; + -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*) + target="$ac_optarg" ;; + + -v | -verbose | --verbose | --verbos | --verbo | --verb) + verbose=yes ;; + + -version | --version | --versio | --versi | --vers) + echo "configure generated by autoconf version AC_ACVERSION" + exit 0 ;; + + -with-* | --with-*) + ac_package=`echo $ac_option|sed -e 's/-*with-//' -e 's/=.*//'` + # Reject names that are not valid shell variable names. +changequote(, )dnl + if test -n "`echo $ac_package| sed 's/[-_a-zA-Z0-9]//g'`"; then +changequote([, ])dnl + AC_MSG_ERROR($ac_package: invalid package name) + fi + ac_package=`echo $ac_package| sed 's/-/_/g'` + case "$ac_option" in + *=*) ;; + *) ac_optarg=yes ;; + esac + eval "with_${ac_package}='$ac_optarg'" ;; + + -without-* | --without-*) + ac_package=`echo $ac_option|sed -e 's/-*without-//'` + # Reject names that are not valid shell variable names. +changequote(, )dnl + if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then +changequote([, ])dnl + AC_MSG_ERROR($ac_package: invalid package name) + fi + ac_package=`echo $ac_package| sed 's/-/_/g'` + eval "with_${ac_package}=no" ;; + + --x) + # Obsolete; use --with-x. + with_x=yes ;; + + -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \ + | --x-incl | --x-inc | --x-in | --x-i) + ac_prev=x_includes ;; + -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \ + | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*) + x_includes="$ac_optarg" ;; + + -x-libraries | --x-libraries | --x-librarie | --x-librari \ + | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l) + ac_prev=x_libraries ;; + -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \ + | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*) + x_libraries="$ac_optarg" ;; + + -*) AC_MSG_ERROR([$ac_option: invalid option; use --help to show usage]) + ;; + + *) +changequote(, )dnl + if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then +changequote([, ])dnl + AC_MSG_WARN($ac_option: invalid host type) + fi + if test "x$nonopt" != xNONE; then + AC_MSG_ERROR(can only configure for one host and one target at a time) + fi + nonopt="$ac_option" + ;; + + esac +done + +if test -n "$ac_prev"; then + AC_MSG_ERROR(missing argument to --`echo $ac_prev | sed 's/_/-/g'`) +fi +]) + +dnl Try to have only one #! line, so the script doesn't look funny +dnl for users of AC_REVISION. +dnl AC_INIT_BINSH() +AC_DEFUN(AC_INIT_BINSH, +[#! /bin/sh +]) + +dnl AC_INIT(UNIQUE-FILE-IN-SOURCE-DIR) +AC_DEFUN(AC_INIT, +[sinclude(acsite.m4)dnl +sinclude(./aclocal.m4)dnl +AC_REQUIRE([AC_INIT_BINSH])dnl +AC_INIT_NOTICE +AC_DIVERT_POP()dnl to NORMAL +AC_DIVERT_PUSH(AC_DIVERSION_INIT)dnl +AC_INIT_PARSE_ARGS +AC_INIT_PREPARE($1)dnl +AC_DIVERT_POP()dnl to NORMAL +]) + +dnl AC_INIT_PREPARE(UNIQUE-FILE-IN-SOURCE-DIR) +AC_DEFUN(AC_INIT_PREPARE, +[trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15 + +# File descriptor usage: +# 0 standard input +# 1 file creation +# 2 errors and warnings +# 3 some systems may open it to /dev/tty +# 4 used on the Kubota Titan +define(AC_FD_MSG, 6)dnl +[#] AC_FD_MSG checking for... messages and results +define(AC_FD_CC, 5)dnl +[#] AC_FD_CC compiler messages saved in config.log +if test "$silent" = yes; then + exec AC_FD_MSG>/dev/null +else + exec AC_FD_MSG>&1 +fi +exec AC_FD_CC>./config.log + +echo "\ +This file contains any messages produced by compilers while +running configure, to aid debugging if configure makes a mistake. +" 1>&AC_FD_CC + +# Strip out --no-create and --no-recursion so they do not pile up. +# Also quote any args containing shell metacharacters. +ac_configure_args= +for ac_arg +do + case "$ac_arg" in + -no-create | --no-create | --no-creat | --no-crea | --no-cre \ + | --no-cr | --no-c) ;; + -no-recursion | --no-recursion | --no-recursio | --no-recursi \ + | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;; +changequote(<<, >>)dnl +dnl If you change this globbing pattern, test it on an old shell -- +dnl it's sensitive. Putting any kind of quote in it causes syntax errors. + *" "*|*" "*|*[\[\]\~\<<#>>\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*) + ac_configure_args="$ac_configure_args '$ac_arg'" ;; +changequote([, ])dnl + *) ac_configure_args="$ac_configure_args $ac_arg" ;; + esac +done + +# NLS nuisances. +# Only set these to C if already set. These must not be set unconditionally +# because not all systems understand e.g. LANG=C (notably SCO). +# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'! +# Non-C LC_CTYPE values break the ctype check. +if test "${LANG+set}" = set; then LANG=C; export LANG; fi +if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi +if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi +if test "${LC_CTYPE+set}" = set; then LC_CTYPE=C; export LC_CTYPE; fi + +# confdefs.h avoids OS command line length limits that DEFS can exceed. +rm -rf conftest* confdefs.h +# AIX cpp loses on an empty file, so make sure it contains at least a newline. +echo > confdefs.h + +# A filename unique to this package, relative to the directory that +# configure is in, which we can look for to find out if srcdir is correct. +ac_unique_file=$1 + +# Find the source files, if location was not specified. +if test -z "$srcdir"; then + ac_srcdir_defaulted=yes + # Try the directory containing this script, then its parent. + ac_prog=[$]0 +changequote(, )dnl + ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'` +changequote([, ])dnl + test "x$ac_confdir" = "x$ac_prog" && ac_confdir=. + srcdir=$ac_confdir + if test ! -r $srcdir/$ac_unique_file; then + srcdir=.. + fi +else + ac_srcdir_defaulted=no +fi +if test ! -r $srcdir/$ac_unique_file; then + if test "$ac_srcdir_defaulted" = yes; then + AC_MSG_ERROR(can not find sources in $ac_confdir or ..) + else + AC_MSG_ERROR(can not find sources in $srcdir) + fi +fi +dnl Double slashes in pathnames in object file debugging info +dnl mess up M-x gdb in Emacs. +changequote(, )dnl +srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'` +changequote([, ])dnl + +dnl Let the site file select an alternate cache file if it wants to. +AC_SITE_LOAD +AC_CACHE_LOAD +AC_LANG_C +dnl By default always use an empty string as the executable +dnl extension. Only change it if the script calls AC_EXEEXT. +ac_exeext= +dnl By default assume that objects files use an extension of .o. Only +dnl change it if the script calls AC_OBJEXT. +ac_objext=o +AC_PROG_ECHO_N +dnl Substitute for predefined variables. +AC_SUBST(SHELL)dnl +AC_SUBST(CFLAGS)dnl +AC_SUBST(CPPFLAGS)dnl +AC_SUBST(CXXFLAGS)dnl +AC_SUBST(FFLAGS)dnl +AC_SUBST(DEFS)dnl +AC_SUBST(LDFLAGS)dnl +AC_SUBST(LIBS)dnl +AC_SUBST(exec_prefix)dnl +AC_SUBST(prefix)dnl +AC_SUBST(program_transform_name)dnl +dnl Installation directory options. +AC_SUBST(bindir)dnl +AC_SUBST(sbindir)dnl +AC_SUBST(libexecdir)dnl +AC_SUBST(datadir)dnl +AC_SUBST(sysconfdir)dnl +AC_SUBST(sharedstatedir)dnl +AC_SUBST(localstatedir)dnl +AC_SUBST(libdir)dnl +AC_SUBST(includedir)dnl +AC_SUBST(oldincludedir)dnl +AC_SUBST(infodir)dnl +AC_SUBST(mandir)dnl +]) + + +dnl ### Selecting optional features + + +dnl AC_ARG_ENABLE(FEATURE, HELP-STRING, ACTION-IF-TRUE [, ACTION-IF-FALSE]) +AC_DEFUN(AC_ARG_ENABLE, +[AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl +ac_help="$ac_help +[$2]" +AC_DIVERT_POP()dnl +[#] Check whether --enable-[$1] or --disable-[$1] was given. +if test "[${enable_]patsubst([$1], -, _)+set}" = set; then + enableval="[$enable_]patsubst([$1], -, _)" + ifelse([$3], , :, [$3]) +ifelse([$4], , , [else + $4 +])dnl +fi +]) + +AC_DEFUN(AC_ENABLE, +[AC_OBSOLETE([$0], [; instead use AC_ARG_ENABLE])dnl +AC_ARG_ENABLE([$1], [ --enable-$1], [$2], [$3])dnl +]) + + +dnl ### Working with optional software + + +dnl AC_ARG_WITH(PACKAGE, HELP-STRING, ACTION-IF-TRUE [, ACTION-IF-FALSE]) +AC_DEFUN(AC_ARG_WITH, +[AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl +ac_help="$ac_help +[$2]" +AC_DIVERT_POP()dnl +[#] Check whether --with-[$1] or --without-[$1] was given. +if test "[${with_]patsubst([$1], -, _)+set}" = set; then + withval="[$with_]patsubst([$1], -, _)" + ifelse([$3], , :, [$3]) +ifelse([$4], , , [else + $4 +])dnl +fi +]) + +AC_DEFUN(AC_WITH, +[AC_OBSOLETE([$0], [; instead use AC_ARG_WITH])dnl +AC_ARG_WITH([$1], [ --with-$1], [$2], [$3])dnl +]) + + +dnl ### Transforming program names. + + +dnl AC_ARG_PROGRAM() +AC_DEFUN(AC_ARG_PROGRAM, +[if test "$program_transform_name" = s,x,x,; then + program_transform_name= +else + # Double any \ or $. echo might interpret backslashes. + cat <<\EOF_SED > conftestsed +s,\\,\\\\,g; s,\$,$$,g +EOF_SED + program_transform_name="`echo $program_transform_name|sed -f conftestsed`" + rm -f conftestsed +fi +test "$program_prefix" != NONE && + program_transform_name="s,^,${program_prefix},; $program_transform_name" +# Use a double $ so make ignores it. +test "$program_suffix" != NONE && + program_transform_name="s,\$\$,${program_suffix},; $program_transform_name" + +# sed with no file args requires a program. +test "$program_transform_name" = "" && program_transform_name="s,x,x," +]) + + +dnl ### Version numbers + + +dnl AC_REVISION(REVISION-INFO) +AC_DEFUN(AC_REVISION, +[AC_REQUIRE([AC_INIT_BINSH])dnl +[# From configure.in] translit([$1], $")]) + +dnl Subroutines of AC_PREREQ. + +dnl Change the dots in NUMBER into commas. +dnl AC_PREREQ_SPLIT(NUMBER) +define(AC_PREREQ_SPLIT, +[translit($1, ., [, ])]) + +dnl Default the ternary version number to 0 (e.g., 1, 7 -> 1, 7, 0). +dnl AC_PREREQ_CANON(MAJOR, MINOR [,TERNARY]) +define(AC_PREREQ_CANON, +[$1, $2, ifelse([$3], , 0, [$3])]) + +dnl Complain and exit if version number 1 is less than version number 2. +dnl PRINTABLE2 is the printable version of version number 2. +dnl AC_PREREQ_COMPARE(MAJOR1, MINOR1, TERNARY1, MAJOR2, MINOR2, TERNARY2, +dnl PRINTABLE2) +define(AC_PREREQ_COMPARE, +[ifelse(builtin([eval], +[$3 + $2 * 1000 + $1 * 1000000 < $6 + $5 * 1000 + $4 * 1000000]), 1, +[errprint(dnl +FATAL ERROR: Autoconf version $7 or higher is required for this script +)m4exit(3)])]) + +dnl Complain and exit if the Autoconf version is less than VERSION. +dnl AC_PREREQ(VERSION) +define(AC_PREREQ, +[AC_PREREQ_COMPARE(AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), +AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])), [$1])]) + + +dnl ### Getting the canonical system type + + +dnl Find install-sh, config.sub, config.guess, and Cygnus configure +dnl in directory DIR. These are auxiliary files used in configuration. +dnl DIR can be either absolute or relative to $srcdir. +dnl AC_CONFIG_AUX_DIR(DIR) +AC_DEFUN(AC_CONFIG_AUX_DIR, +[AC_CONFIG_AUX_DIRS($1 $srcdir/$1)]) + +dnl The default is `$srcdir' or `$srcdir/..' or `$srcdir/../..'. +dnl There's no need to call this macro explicitly; just AC_REQUIRE it. +AC_DEFUN(AC_CONFIG_AUX_DIR_DEFAULT, +[AC_CONFIG_AUX_DIRS($srcdir $srcdir/.. $srcdir/../..)]) + +dnl Internal subroutine. +dnl Search for the configuration auxiliary files in directory list $1. +dnl We look only for install-sh, so users of AC_PROG_INSTALL +dnl do not automatically need to distribute the other auxiliary files. +dnl AC_CONFIG_AUX_DIRS(DIR ...) +AC_DEFUN(AC_CONFIG_AUX_DIRS, +[ac_aux_dir= +for ac_dir in $1; do + if test -f $ac_dir/install-sh; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/install-sh -c" + break + elif test -f $ac_dir/install.sh; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/install.sh -c" + break + fi +done +if test -z "$ac_aux_dir"; then + AC_MSG_ERROR([can not find install-sh or install.sh in $1]) +fi +ac_config_guess=$ac_aux_dir/config.guess +ac_config_sub=$ac_aux_dir/config.sub +ac_configure=$ac_aux_dir/configure # This should be Cygnus configure. +AC_PROVIDE([AC_CONFIG_AUX_DIR_DEFAULT])dnl +]) + +dnl Canonicalize the host, target, and build system types. +AC_DEFUN(AC_CANONICAL_SYSTEM, +[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl +AC_BEFORE([$0], [AC_ARG_PROGRAM]) +# Do some error checking and defaulting for the host and target type. +# The inputs are: +# configure --host=HOST --target=TARGET --build=BUILD NONOPT +# +# The rules are: +# 1. You are not allowed to specify --host, --target, and nonopt at the +# same time. +# 2. Host defaults to nonopt. +# 3. If nonopt is not specified, then host defaults to the current host, +# as determined by config.guess. +# 4. Target and build default to nonopt. +# 5. If nonopt is not specified, then target and build default to host. + +# The aliases save the names the user supplied, while $host etc. +# will get canonicalized. +case $host---$target---$nonopt in +NONE---*---* | *---NONE---* | *---*---NONE) ;; +*) AC_MSG_ERROR(can only configure for one host and one target at a time) ;; +esac + +AC_CANONICAL_HOST +AC_CANONICAL_TARGET +AC_CANONICAL_BUILD +test "$host_alias" != "$target_alias" && + test "$program_prefix$program_suffix$program_transform_name" = \ + NONENONEs,x,x, && + program_prefix=${target_alias}- +]) + +dnl Subroutines of AC_CANONICAL_SYSTEM. + +AC_DEFUN(AC_CANONICAL_HOST, +[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl + +# Make sure we can run config.sub. +if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then : +else AC_MSG_ERROR(can not run $ac_config_sub) +fi + +AC_MSG_CHECKING(host system type) + +dnl Set host_alias. +host_alias=$host +case "$host_alias" in +NONE) + case $nonopt in + NONE) + if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then : + else AC_MSG_ERROR(can not guess host type; you must specify one) + fi ;; + *) host_alias=$nonopt ;; + esac ;; +esac + +dnl Set the other host vars. +changequote(<<, >>)dnl +host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias` +host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` +changequote([, ])dnl +AC_MSG_RESULT($host) +AC_SUBST(host)dnl +AC_SUBST(host_alias)dnl +AC_SUBST(host_cpu)dnl +AC_SUBST(host_vendor)dnl +AC_SUBST(host_os)dnl +]) + +dnl Internal use only. +AC_DEFUN(AC_CANONICAL_TARGET, +[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl +AC_MSG_CHECKING(target system type) + +dnl Set target_alias. +target_alias=$target +case "$target_alias" in +NONE) + case $nonopt in + NONE) target_alias=$host_alias ;; + *) target_alias=$nonopt ;; + esac ;; +esac + +dnl Set the other target vars. +changequote(<<, >>)dnl +target=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $target_alias` +target_cpu=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +target_vendor=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` +changequote([, ])dnl +AC_MSG_RESULT($target) +AC_SUBST(target)dnl +AC_SUBST(target_alias)dnl +AC_SUBST(target_cpu)dnl +AC_SUBST(target_vendor)dnl +AC_SUBST(target_os)dnl +]) + +dnl Internal use only. +AC_DEFUN(AC_CANONICAL_BUILD, +[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl +AC_MSG_CHECKING(build system type) + +dnl Set build_alias. +build_alias=$build +case "$build_alias" in +NONE) + case $nonopt in + NONE) build_alias=$host_alias ;; + *) build_alias=$nonopt ;; + esac ;; +esac + +dnl Set the other build vars. +changequote(<<, >>)dnl +build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias` +build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` +changequote([, ])dnl +AC_MSG_RESULT($build) +AC_SUBST(build)dnl +AC_SUBST(build_alias)dnl +AC_SUBST(build_cpu)dnl +AC_SUBST(build_vendor)dnl +AC_SUBST(build_os)dnl +]) + + +dnl AC_VALIDATE_CACHED_SYSTEM_TUPLE[(cmd)] +dnl if the cache file is inconsistent with the current host, +dnl target and build system types, execute CMD or print a default +dnl error message. +AC_DEFUN(AC_VALIDATE_CACHED_SYSTEM_TUPLE, [ + AC_REQUIRE([AC_CANONICAL_SYSTEM]) + AC_MSG_CHECKING([cached system tuple]) + if { test x"${ac_cv_host_system_type+set}" = x"set" && + test x"$ac_cv_host_system_type" != x"$host"; } || + { test x"${ac_cv_build_system_type+set}" = x"set" && + test x"$ac_cv_build_system_type" != x"$build"; } || + { test x"${ac_cv_target_system_type+set}" = x"set" && + test x"$ac_cv_target_system_type" != x"$target"; }; then + AC_MSG_RESULT([different]) + ifelse($#, 1, [$1], + [AC_MSG_ERROR([remove config.cache and re-run configure])]) + else + AC_MSG_RESULT(ok) + fi + ac_cv_host_system_type="$host" + ac_cv_build_system_type="$build" + ac_cv_target_system_type="$target" +]) + + +dnl ### Caching test results + + +dnl Look for site or system specific initialization scripts. +dnl AC_SITE_LOAD() +define(AC_SITE_LOAD, +[# Prefer explicitly selected file to automatically selected ones. +if test -z "$CONFIG_SITE"; then + if test "x$prefix" != xNONE; then + CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site" + else + CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site" + fi +fi +for ac_site_file in $CONFIG_SITE; do + if test -r "$ac_site_file"; then + echo "loading site script $ac_site_file" + . "$ac_site_file" + fi +done +]) + +dnl AC_CACHE_LOAD() +define(AC_CACHE_LOAD, +[if test -r "$cache_file"; then + echo "loading cache $cache_file" + . $cache_file +else + echo "creating cache $cache_file" + > $cache_file +fi +]) + +dnl AC_CACHE_SAVE() +define(AC_CACHE_SAVE, +[cat > confcache <<\EOF +# This file is a shell script that caches the results of configure +# tests run on this system so they can be shared between configure +# scripts and configure runs. It is not useful on other systems. +# If it contains results you don't want to keep, you may remove or edit it. +# +# By default, configure uses ./config.cache as the cache file, +# creating it if it does not exist already. You can give configure +# the --cache-file=FILE option to use a different cache file; that is +# what configure does when it calls configure scripts in +# subdirectories, so they share the cache. +# Giving --cache-file=/dev/null disables caching, for debugging configure. +# config.status only pays attention to the cache file if you give it the +# --recheck option to rerun configure. +# +EOF +dnl Allow a site initialization script to override cache values. +# The following way of writing the cache mishandles newlines in values, +# but we know of no workaround that is simple, portable, and efficient. +# So, don't put newlines in cache variables' values. +# Ultrix sh set writes to stderr and can't be redirected directly, +# and sets the high bit in the cache file unless we assign to the vars. +changequote(, )dnl +(set) 2>&1 | + case `(ac_space=' '; set | grep ac_space) 2>&1` in + *ac_space=\ *) + # `set' does not quote correctly, so add quotes (double-quote substitution + # turns \\\\ into \\, and sed turns \\ into \). + sed -n \ + -e "s/'/'\\\\''/g" \ + -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p" + ;; + *) + # `set' quotes correctly as required by POSIX, so do not add quotes. + sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p' + ;; + esac >> confcache +changequote([, ])dnl +if cmp -s $cache_file confcache; then + : +else + if test -w $cache_file; then + echo "updating cache $cache_file" + cat confcache > $cache_file + else + echo "not updating unwritable cache $cache_file" + fi +fi +rm -f confcache +]) + +dnl The name of shell var CACHE-ID must contain `_cv_' in order to get saved. +dnl AC_CACHE_VAL(CACHE-ID, COMMANDS-TO-SET-IT) +define(AC_CACHE_VAL, +[dnl We used to use the below line, but it fails if the 1st arg is a +dnl shell variable, so we need the eval. +dnl if test "${$1+set}" = set; then +dnl the '' avoids an AIX 4.1 sh bug ("invalid expansion"). +if eval "test \"`echo '$''{'$1'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&AC_FD_MSG +else + $2 +fi +]) + +dnl AC_CACHE_CHECK(MESSAGE, CACHE-ID, COMMANDS) +define(AC_CACHE_CHECK, +[AC_MSG_CHECKING([$1]) +AC_CACHE_VAL([$2], [$3]) +AC_MSG_RESULT([$]$2)]) + + +dnl ### Defining symbols + + +dnl Set VARIABLE to VALUE, verbatim, or 1. +dnl AC_DEFINE(VARIABLE [, VALUE]) +define(AC_DEFINE, +[cat >> confdefs.h <<\EOF +[#define] $1 ifelse($#, 2, [$2], $#, 3, [$2], 1) +EOF +]) + +dnl Similar, but perform shell substitutions $ ` \ once on VALUE. +define(AC_DEFINE_UNQUOTED, +[cat >> confdefs.h <<EOF +[#define] $1 ifelse($#, 2, [$2], $#, 3, [$2], 1) +EOF +]) + + +dnl ### Setting output variables + + +dnl This macro protects VARIABLE from being diverted twice +dnl if this macro is called twice for it. +dnl AC_SUBST(VARIABLE) +define(AC_SUBST, +[ifdef([AC_SUBST_$1], , +[define([AC_SUBST_$1], )dnl +AC_DIVERT_PUSH(AC_DIVERSION_SED)dnl +s%@$1@%[$]$1%g +AC_DIVERT_POP()dnl +])]) + +dnl AC_SUBST_FILE(VARIABLE) +define(AC_SUBST_FILE, +[ifdef([AC_SUBST_$1], , +[define([AC_SUBST_$1], )dnl +AC_DIVERT_PUSH(AC_DIVERSION_SED)dnl +/@$1@/r [$]$1 +s%@$1@%%g +AC_DIVERT_POP()dnl +])]) + + +dnl ### Printing messages + + +dnl AC_MSG_CHECKING(FEATURE-DESCRIPTION) +define(AC_MSG_CHECKING, +[echo $ac_n "checking $1""... $ac_c" 1>&AC_FD_MSG +echo "configure:__oline__: checking $1" >&AC_FD_CC]) + +dnl AC_CHECKING(FEATURE-DESCRIPTION) +define(AC_CHECKING, +[echo "checking $1" 1>&AC_FD_MSG +echo "configure:__oline__: checking $1" >&AC_FD_CC]) + +dnl AC_MSG_RESULT(RESULT-DESCRIPTION) +define(AC_MSG_RESULT, +[echo "$ac_t""$1" 1>&AC_FD_MSG]) + +dnl AC_VERBOSE(RESULT-DESCRIPTION) +define(AC_VERBOSE, +[AC_OBSOLETE([$0], [; instead use AC_MSG_RESULT])dnl +echo " $1" 1>&AC_FD_MSG]) + +dnl AC_MSG_WARN(PROBLEM-DESCRIPTION) +define(AC_MSG_WARN, +[echo "configure: warning: $1" 1>&2]) + +dnl AC_MSG_ERROR(ERROR-DESCRIPTION) +define(AC_MSG_ERROR, +[{ echo "configure: error: $1" 1>&2; exit 1; }]) + + +dnl ### Selecting which language to use for testing + + +dnl AC_LANG_C() +AC_DEFUN(AC_LANG_C, +[define([AC_LANG], [C])dnl +ac_ext=c +# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options. +ac_cpp='$CPP $CPPFLAGS' +ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&AC_FD_CC' +ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&AC_FD_CC' +cross_compiling=$ac_cv_prog_cc_cross +]) + +dnl AC_LANG_CPLUSPLUS() +AC_DEFUN(AC_LANG_CPLUSPLUS, +[define([AC_LANG], [CPLUSPLUS])dnl +ac_ext=C +# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options. +ac_cpp='$CXXCPP $CPPFLAGS' +ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&AC_FD_CC' +ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&AC_FD_CC' +cross_compiling=$ac_cv_prog_cxx_cross +]) + +dnl AC_LANG_FORTRAN77() +AC_DEFUN(AC_LANG_FORTRAN77, +[define([AC_LANG], [FORTRAN77])dnl +ac_ext=f +ac_compile='${F77-f77} -c $FFLAGS conftest.$ac_ext 1>&AC_FD_CC' +ac_link='${F77-f77} -o conftest${ac_exeext} $FFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&AC_FD_CC' +cross_compiling=$ac_cv_prog_f77_cross +]) + +dnl Push the current language on a stack. +dnl AC_LANG_SAVE() +define(AC_LANG_SAVE, +[pushdef([AC_LANG_STACK], AC_LANG)]) + +dnl Restore the current language from the stack. +dnl AC_LANG_RESTORE() +pushdef([AC_LANG_RESTORE], +[ifelse(AC_LANG_STACK, [C], [AC_LANG_C],dnl +AC_LANG_STACK, [CPLUSPLUS], [AC_LANG_CPLUSPLUS],dnl +AC_LANG_STACK, [FORTRAN77], [AC_LANG_FORTRAN77])[]popdef([AC_LANG_STACK])]) + + +dnl ### Compiler-running mechanics + + +dnl The purpose of this macro is to "configure:123: command line" +dnl written into config.log for every test run. +dnl AC_TRY_EVAL(VARIABLE) +AC_DEFUN(AC_TRY_EVAL, +[{ (eval echo configure:__oline__: \"[$]$1\") 1>&AC_FD_CC; dnl +(eval [$]$1) 2>&AC_FD_CC; }]) + +dnl AC_TRY_COMMAND(COMMAND) +AC_DEFUN(AC_TRY_COMMAND, +[{ ac_try='$1'; AC_TRY_EVAL(ac_try); }]) + + +dnl ### Dependencies between macros + + +dnl AC_BEFORE(THIS-MACRO-NAME, CALLED-MACRO-NAME) +define(AC_BEFORE, +[ifdef([AC_PROVIDE_$2], [errprint(__file__:__line__: [$2 was called before $1 +])])]) + +dnl AC_REQUIRE(MACRO-NAME) +define(AC_REQUIRE, +[ifdef([AC_PROVIDE_$1], , +[AC_DIVERT_PUSH(builtin(eval, AC_DIVERSION_CURRENT - 1))dnl +indir([$1]) +AC_DIVERT_POP()dnl +])]) + +dnl AC_PROVIDE(MACRO-NAME) +define(AC_PROVIDE, +[define([AC_PROVIDE_$1], )]) + +dnl AC_OBSOLETE(THIS-MACRO-NAME [, SUGGESTION]) +define(AC_OBSOLETE, +[errprint(__file__:__line__: warning: [$1] is obsolete[$2] +)]) + + +dnl ### Checking for programs + + +dnl AC_CHECK_PROG(VARIABLE, PROG-TO-CHECK-FOR, VALUE-IF-FOUND +dnl [, [VALUE-IF-NOT-FOUND] [, [PATH] [, [REJECT]]]]) +AC_DEFUN(AC_CHECK_PROG, +[# Extract the first word of "$2", so it can be a program name with args. +set dummy $2; ac_word=[$]2 +AC_MSG_CHECKING([for $ac_word]) +AC_CACHE_VAL(ac_cv_prog_$1, +[if test -n "[$]$1"; then + ac_cv_prog_$1="[$]$1" # Let the user override the test. +else + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" +ifelse([$6], , , [ ac_prog_rejected=no +])dnl +dnl $ac_dummy forces splitting on constant user-supplied paths. +dnl POSIX.2 word splitting is done only on the output of word expansions, +dnl not every word. This closes a longstanding sh security hole. + ac_dummy="ifelse([$5], , $PATH, [$5])" + for ac_dir in $ac_dummy; do + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/$ac_word; then +ifelse([$6], , , dnl +[ if test "[$ac_dir/$ac_word]" = "$6"; then + ac_prog_rejected=yes + continue + fi +])dnl + ac_cv_prog_$1="$3" + break + fi + done + IFS="$ac_save_ifs" +ifelse([$6], , , [if test $ac_prog_rejected = yes; then + # We found a bogon in the path, so make sure we never use it. + set dummy [$]ac_cv_prog_$1 + shift + if test [$]# -gt 0; then + # We chose a different compiler from the bogus one. + # However, it has the same basename, so the bogon will be chosen + # first if we set $1 to just the basename; use the full file name. + shift + set dummy "$ac_dir/$ac_word" "[$]@" + shift + ac_cv_prog_$1="[$]@" +ifelse([$2], [$4], dnl +[ else + # Default is a loser. + AC_MSG_ERROR([$1=$6 unacceptable, but no other $4 found in dnl +ifelse([$5], , [\$]PATH, [$5])]) +])dnl + fi +fi +])dnl +dnl If no 4th arg is given, leave the cache variable unset, +dnl so AC_CHECK_PROGS will keep looking. +ifelse([$4], , , [ test -z "[$]ac_cv_prog_$1" && ac_cv_prog_$1="$4" +])dnl +fi])dnl +$1="$ac_cv_prog_$1" +if test -n "[$]$1"; then + AC_MSG_RESULT([$]$1) +else + AC_MSG_RESULT(no) +fi +AC_SUBST($1)dnl +]) + +dnl AC_PATH_PROG(VARIABLE, PROG-TO-CHECK-FOR [, VALUE-IF-NOT-FOUND [, PATH]]) +AC_DEFUN(AC_PATH_PROG, +[# Extract the first word of "$2", so it can be a program name with args. +set dummy $2; ac_word=[$]2 +AC_MSG_CHECKING([for $ac_word]) +AC_CACHE_VAL(ac_cv_path_$1, +[case "[$]$1" in + /*) + ac_cv_path_$1="[$]$1" # Let the user override the test with a path. + ;; + ?:/*) + ac_cv_path_$1="[$]$1" # Let the user override the test with a dos path. + ;; + *) + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" +dnl $ac_dummy forces splitting on constant user-supplied paths. +dnl POSIX.2 word splitting is done only on the output of word expansions, +dnl not every word. This closes a longstanding sh security hole. + ac_dummy="ifelse([$4], , $PATH, [$4])" + for ac_dir in $ac_dummy; do + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/$ac_word; then + ac_cv_path_$1="$ac_dir/$ac_word" + break + fi + done + IFS="$ac_save_ifs" +dnl If no 3rd arg is given, leave the cache variable unset, +dnl so AC_PATH_PROGS will keep looking. +ifelse([$3], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$3" +])dnl + ;; +esac])dnl +$1="$ac_cv_path_$1" +if test -n "[$]$1"; then + AC_MSG_RESULT([$]$1) +else + AC_MSG_RESULT(no) +fi +AC_SUBST($1)dnl +]) + +dnl AC_CHECK_PROGS(VARIABLE, PROGS-TO-CHECK-FOR [, VALUE-IF-NOT-FOUND +dnl [, PATH]]) +AC_DEFUN(AC_CHECK_PROGS, +[for ac_prog in $2 +do +AC_CHECK_PROG($1, [$]ac_prog, [$]ac_prog, , $4) +test -n "[$]$1" && break +done +ifelse([$3], , , [test -n "[$]$1" || $1="$3" +])]) + +dnl AC_PATH_PROGS(VARIABLE, PROGS-TO-CHECK-FOR [, VALUE-IF-NOT-FOUND +dnl [, PATH]]) +AC_DEFUN(AC_PATH_PROGS, +[for ac_prog in $2 +do +AC_PATH_PROG($1, [$]ac_prog, , $4) +test -n "[$]$1" && break +done +ifelse([$3], , , [test -n "[$]$1" || $1="$3" +])]) + +dnl Internal subroutine. +AC_DEFUN(AC_CHECK_TOOL_PREFIX, +[AC_REQUIRE([AC_CANONICAL_HOST])AC_REQUIRE([AC_CANONICAL_BUILD])dnl +if test $host != $build; then + ac_tool_prefix=${host_alias}- +else + ac_tool_prefix= +fi +]) + +dnl AC_CHECK_TOOL(VARIABLE, PROG-TO-CHECK-FOR[, VALUE-IF-NOT-FOUND [, PATH]]) +AC_DEFUN(AC_CHECK_TOOL, +[AC_REQUIRE([AC_CHECK_TOOL_PREFIX])dnl +AC_CHECK_PROG($1, ${ac_tool_prefix}$2, ${ac_tool_prefix}$2, + ifelse([$3], , [$2], ), $4) +ifelse([$3], , , [ +if test -z "$ac_cv_prog_$1"; then +if test -n "$ac_tool_prefix"; then + AC_CHECK_PROG($1, $2, $2, $3) +else + $1="$3" +fi +fi]) +]) + +dnl Guess the value for the `prefix' variable by looking for +dnl the argument program along PATH and taking its parent. +dnl Example: if the argument is `gcc' and we find /usr/local/gnu/bin/gcc, +dnl set `prefix' to /usr/local/gnu. +dnl This comes too late to find a site file based on the prefix, +dnl and it might use a cached value for the path. +dnl No big loss, I think, since most configures don't use this macro anyway. +dnl AC_PREFIX_PROGRAM(PROGRAM) +AC_DEFUN(AC_PREFIX_PROGRAM, +[if test "x$prefix" = xNONE; then +changequote(<<, >>)dnl +define(<<AC_VAR_NAME>>, translit($1, [a-z], [A-Z]))dnl +changequote([, ])dnl +dnl We reimplement AC_MSG_CHECKING (mostly) to avoid the ... in the middle. +echo $ac_n "checking for prefix by $ac_c" 1>&AC_FD_MSG +AC_PATH_PROG(AC_VAR_NAME, $1) +changequote(<<, >>)dnl + if test -n "$ac_cv_path_<<>>AC_VAR_NAME"; then + prefix=`echo $ac_cv_path_<<>>AC_VAR_NAME|sed 's%/[^/][^/]*//*[^/][^/]*$%%'` +changequote([, ])dnl + fi +fi +undefine([AC_VAR_NAME])dnl +]) + +dnl Try to compile, link and execute TEST-PROGRAM. Set WORKING-VAR to +dnl `yes' if the current compiler works, otherwise set it ti `no'. Set +dnl CROSS-VAR to `yes' if the compiler and linker produce non-native +dnl executables, otherwise set it to `no'. Before calling +dnl `AC_TRY_COMPILER()', call `AC_LANG_*' to set-up for the right +dnl language. +dnl +dnl AC_TRY_COMPILER(TEST-PROGRAM, WORKING-VAR, CROSS-VAR) +AC_DEFUN(AC_TRY_COMPILER, +[cat > conftest.$ac_ext << EOF +ifelse(AC_LANG, [FORTRAN77], , +[ +[#]line __oline__ "configure" +#include "confdefs.h" +]) +[$1] +EOF +if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then + [$2]=yes + # If we can't run a trivial program, we are probably using a cross compiler. + if (./conftest; exit) 2>/dev/null; then + [$3]=no + else + [$3]=yes + fi +else + echo "configure: failed program was:" >&AC_FD_CC + cat conftest.$ac_ext >&AC_FD_CC + [$2]=no +fi +rm -fr conftest*]) + + +dnl ### Checking for libraries + + +dnl AC_TRY_LINK_FUNC(func, action-if-found, action-if-not-found) +dnl Try to link a program that calls FUNC, handling GCC builtins. If +dnl the link succeeds, execute ACTION-IF-FOUND; otherwise, execute +dnl ACTION-IF-NOT-FOUND. + +AC_DEFUN(AC_TRY_LINK_FUNC, +AC_TRY_LINK(dnl +ifelse([$1], [main], , dnl Avoid conflicting decl of main. +[/* Override any gcc2 internal prototype to avoid an error. */ +]ifelse(AC_LANG, CPLUSPLUS, [#ifdef __cplusplus +extern "C" +#endif +])dnl +[/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +char $1(); +]), +[$1()], +[$2], +[$3])) + + +dnl AC_SEARCH_LIBS(FUNCTION, SEARCH-LIBS [, ACTION-IF-FOUND +dnl [, ACTION-IF-NOT-FOUND [, OTHER-LIBRARIES]]]) +dnl Search for a library defining FUNC, if it's not already available. + +AC_DEFUN(AC_SEARCH_LIBS, +[AC_PREREQ([2.13]) +AC_CACHE_CHECK([for library containing $1], [ac_cv_search_$1], +[ac_func_search_save_LIBS="$LIBS" +ac_cv_search_$1="no" +AC_TRY_LINK_FUNC([$1], [ac_cv_search_$1="none required"]) +test "$ac_cv_search_$1" = "no" && for i in $2; do +LIBS="-l$i $5 $ac_func_search_save_LIBS" +AC_TRY_LINK_FUNC([$1], +[ac_cv_search_$1="-l$i" +break]) +done +LIBS="$ac_func_search_save_LIBS"]) +if test "$ac_cv_search_$1" != "no"; then + test "$ac_cv_search_$1" = "none required" || LIBS="$ac_cv_search_$1 $LIBS" + $3 +else : + $4 +fi]) + + + +dnl AC_CHECK_LIB(LIBRARY, FUNCTION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND +dnl [, OTHER-LIBRARIES]]]) +AC_DEFUN(AC_CHECK_LIB, +[AC_MSG_CHECKING([for $2 in -l$1]) +dnl Use a cache variable name containing both the library and function name, +dnl because the test really is for library $1 defining function $2, not +dnl just for library $1. Separate tests with the same $1 and different $2s +dnl may have different results. +ac_lib_var=`echo $1['_']$2 | sed 'y%./+-%__p_%'` +AC_CACHE_VAL(ac_cv_lib_$ac_lib_var, +[ac_save_LIBS="$LIBS" +LIBS="-l$1 $5 $LIBS" +AC_TRY_LINK(dnl +ifelse(AC_LANG, [FORTRAN77], , +ifelse([$2], [main], , dnl Avoid conflicting decl of main. +[/* Override any gcc2 internal prototype to avoid an error. */ +]ifelse(AC_LANG, CPLUSPLUS, [#ifdef __cplusplus +extern "C" +#endif +])dnl +[/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +char $2(); +])), + [$2()], + eval "ac_cv_lib_$ac_lib_var=yes", + eval "ac_cv_lib_$ac_lib_var=no") +LIBS="$ac_save_LIBS" +])dnl +if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then + AC_MSG_RESULT(yes) + ifelse([$3], , +[changequote(, )dnl + ac_tr_lib=HAVE_LIB`echo $1 | sed -e 's/[^a-zA-Z0-9_]/_/g' \ + -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'` +changequote([, ])dnl + AC_DEFINE_UNQUOTED($ac_tr_lib) + LIBS="-l$1 $LIBS" +], [$3]) +else + AC_MSG_RESULT(no) +ifelse([$4], , , [$4 +])dnl +fi +]) + +dnl AC_HAVE_LIBRARY(LIBRARY, [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND +dnl [, OTHER-LIBRARIES]]]) +AC_DEFUN(AC_HAVE_LIBRARY, +[AC_OBSOLETE([$0], [; instead use AC_CHECK_LIB])dnl +changequote(<<, >>)dnl +define(<<AC_LIB_NAME>>, dnl +patsubst(patsubst($1, <<lib\([^\.]*\)\.a>>, <<\1>>), <<-l>>, <<>>))dnl +define(<<AC_CV_NAME>>, ac_cv_lib_<<>>AC_LIB_NAME)dnl +changequote([, ])dnl +AC_MSG_CHECKING([for -l[]AC_LIB_NAME]) +AC_CACHE_VAL(AC_CV_NAME, +[ac_save_LIBS="$LIBS" +LIBS="-l[]AC_LIB_NAME[] $4 $LIBS" +AC_TRY_LINK( , [main()], AC_CV_NAME=yes, AC_CV_NAME=no) +LIBS="$ac_save_LIBS" +])dnl +AC_MSG_RESULT($AC_CV_NAME) +if test "$AC_CV_NAME" = yes; then + ifelse([$2], , +[AC_DEFINE([HAVE_LIB]translit(AC_LIB_NAME, [a-z], [A-Z])) + LIBS="-l[]AC_LIB_NAME[] $LIBS" +], [$2]) +ifelse([$3], , , [else + $3 +])dnl +fi +undefine([AC_LIB_NAME])dnl +undefine([AC_CV_NAME])dnl +]) + + +dnl ### Examining declarations + + +dnl AC_TRY_CPP(INCLUDES, [ACTION-IF-TRUE [, ACTION-IF-FALSE]]) +AC_DEFUN(AC_TRY_CPP, +[AC_REQUIRE_CPP()dnl +cat > conftest.$ac_ext <<EOF +[#]line __oline__ "configure" +#include "confdefs.h" +[$1] +EOF +dnl Capture the stderr of cpp. eval is necessary to expand ac_cpp. +dnl We used to copy stderr to stdout and capture it in a variable, but +dnl that breaks under sh -x, which writes compile commands starting +dnl with ` +' to stderr in eval and subshells. +ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" +AC_TRY_EVAL(ac_try) +ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` +if test -z "$ac_err"; then + ifelse([$2], , :, [rm -rf conftest* + $2]) +else + echo "$ac_err" >&AC_FD_CC + echo "configure: failed program was:" >&AC_FD_CC + cat conftest.$ac_ext >&AC_FD_CC +ifelse([$3], , , [ rm -rf conftest* + $3 +])dnl +fi +rm -f conftest*]) + +dnl AC_EGREP_HEADER(PATTERN, HEADER-FILE, ACTION-IF-FOUND [, +dnl ACTION-IF-NOT-FOUND]) +AC_DEFUN(AC_EGREP_HEADER, +[AC_EGREP_CPP([$1], [#include <$2>], [$3], [$4])]) + +dnl Because this macro is used by AC_PROG_GCC_TRADITIONAL, which must +dnl come early, it is not included in AC_BEFORE checks. +dnl AC_EGREP_CPP(PATTERN, PROGRAM, [ACTION-IF-FOUND [, +dnl ACTION-IF-NOT-FOUND]]) +AC_DEFUN(AC_EGREP_CPP, +[AC_REQUIRE_CPP()dnl +cat > conftest.$ac_ext <<EOF +[#]line __oline__ "configure" +#include "confdefs.h" +[$2] +EOF +dnl eval is necessary to expand ac_cpp. +dnl Ultrix and Pyramid sh refuse to redirect output of eval, so use subshell. +if (eval "$ac_cpp conftest.$ac_ext") 2>&AC_FD_CC | +dnl Prevent m4 from eating character classes: +changequote(, )dnl + egrep "$1" >/dev/null 2>&1; then +changequote([, ])dnl + ifelse([$3], , :, [rm -rf conftest* + $3]) +ifelse([$4], , , [else + rm -rf conftest* + $4 +])dnl +fi +rm -f conftest* +]) + + +dnl ### Examining syntax + + +dnl AC_TRY_COMPILE(INCLUDES, FUNCTION-BODY, +dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]) +AC_DEFUN(AC_TRY_COMPILE, +[cat > conftest.$ac_ext <<EOF +ifelse(AC_LANG, [FORTRAN77], +[ program main +[$2] + end], +[dnl This sometimes fails to find confdefs.h, for some reason. +dnl [#]line __oline__ "[$]0" +[#]line __oline__ "configure" +#include "confdefs.h" +[$1] +int main() { +[$2] +; return 0; } +])EOF +if AC_TRY_EVAL(ac_compile); then + ifelse([$3], , :, [rm -rf conftest* + $3]) +else + echo "configure: failed program was:" >&AC_FD_CC + cat conftest.$ac_ext >&AC_FD_CC +ifelse([$4], , , [ rm -rf conftest* + $4 +])dnl +fi +rm -f conftest*]) + + +dnl ### Examining libraries + + +dnl AC_COMPILE_CHECK(ECHO-TEXT, INCLUDES, FUNCTION-BODY, +dnl ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]) +AC_DEFUN(AC_COMPILE_CHECK, +[AC_OBSOLETE([$0], [; instead use AC_TRY_COMPILE or AC_TRY_LINK, and AC_MSG_CHECKING and AC_MSG_RESULT])dnl +ifelse([$1], , , [AC_CHECKING([for $1]) +])dnl +AC_TRY_LINK([$2], [$3], [$4], [$5]) +]) + +dnl AC_TRY_LINK(INCLUDES, FUNCTION-BODY, +dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]) +AC_DEFUN(AC_TRY_LINK, +[cat > conftest.$ac_ext <<EOF +ifelse(AC_LANG, [FORTRAN77], +[ + program main + call [$2] + end +], +[dnl This sometimes fails to find confdefs.h, for some reason. +dnl [#]line __oline__ "[$]0" +[#]line __oline__ "configure" +#include "confdefs.h" +[$1] +int main() { +[$2] +; return 0; } +])EOF +if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then + ifelse([$3], , :, [rm -rf conftest* + $3]) +else + echo "configure: failed program was:" >&AC_FD_CC + cat conftest.$ac_ext >&AC_FD_CC +ifelse([$4], , , [ rm -rf conftest* + $4 +])dnl +fi +rm -f conftest*]) + + +dnl ### Checking for run-time features + + +dnl AC_TRY_RUN(PROGRAM, [ACTION-IF-TRUE [, ACTION-IF-FALSE +dnl [, ACTION-IF-CROSS-COMPILING]]]) +AC_DEFUN(AC_TRY_RUN, +[if test "$cross_compiling" = yes; then + ifelse([$4], , + [errprint(__file__:__line__: warning: [AC_TRY_RUN] called without default to allow cross compiling +)dnl + AC_MSG_ERROR(can not run test program while cross compiling)], + [$4]) +else + AC_TRY_RUN_NATIVE([$1], [$2], [$3]) +fi +]) + +dnl Like AC_TRY_RUN but assumes a native-environment (non-cross) compiler. +dnl AC_TRY_RUN_NATIVE(PROGRAM, [ACTION-IF-TRUE [, ACTION-IF-FALSE]]) +AC_DEFUN(AC_TRY_RUN_NATIVE, +[cat > conftest.$ac_ext <<EOF +[#]line __oline__ "configure" +#include "confdefs.h" +ifelse(AC_LANG, CPLUSPLUS, [#ifdef __cplusplus +extern "C" void exit(int); +#endif +])dnl +[$1] +EOF +if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +then +dnl Don't remove the temporary files here, so they can be examined. + ifelse([$2], , :, [$2]) +else + echo "configure: failed program was:" >&AC_FD_CC + cat conftest.$ac_ext >&AC_FD_CC +ifelse([$3], , , [ rm -fr conftest* + $3 +])dnl +fi +rm -fr conftest*]) + + +dnl ### Checking for header files + + +dnl AC_CHECK_HEADER(HEADER-FILE, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]) +AC_DEFUN(AC_CHECK_HEADER, +[dnl Do the transliteration at runtime so arg 1 can be a shell variable. +ac_safe=`echo "$1" | sed 'y%./+-%__p_%'` +AC_MSG_CHECKING([for $1]) +AC_CACHE_VAL(ac_cv_header_$ac_safe, +[AC_TRY_CPP([#include <$1>], eval "ac_cv_header_$ac_safe=yes", + eval "ac_cv_header_$ac_safe=no")])dnl +if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then + AC_MSG_RESULT(yes) + ifelse([$2], , :, [$2]) +else + AC_MSG_RESULT(no) +ifelse([$3], , , [$3 +])dnl +fi +]) + +dnl AC_CHECK_HEADERS(HEADER-FILE... [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]) +AC_DEFUN(AC_CHECK_HEADERS, +[for ac_hdr in $1 +do +AC_CHECK_HEADER($ac_hdr, +[changequote(, )dnl + ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'` +changequote([, ])dnl + AC_DEFINE_UNQUOTED($ac_tr_hdr) $2], $3)dnl +done +]) + + +dnl ### Checking for the existence of files + +dnl AC_CHECK_FILE(FILE, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]) +AC_DEFUN(AC_CHECK_FILE, +[AC_REQUIRE([AC_PROG_CC]) +dnl Do the transliteration at runtime so arg 1 can be a shell variable. +ac_safe=`echo "$1" | sed 'y%./+-%__p_%'` +AC_MSG_CHECKING([for $1]) +AC_CACHE_VAL(ac_cv_file_$ac_safe, +[if test "$cross_compiling" = yes; then + errprint(__file__:__line__: warning: Cannot check for file existence when cross compiling +)dnl + AC_MSG_ERROR(Cannot check for file existence when cross compiling) +else + if test -r $1; then + eval "ac_cv_file_$ac_safe=yes" + else + eval "ac_cv_file_$ac_safe=no" + fi +fi])dnl +if eval "test \"`echo '$ac_cv_file_'$ac_safe`\" = yes"; then + AC_MSG_RESULT(yes) + ifelse([$2], , :, [$2]) +else + AC_MSG_RESULT(no) +ifelse([$3], , , [$3]) +fi +]) + +dnl AC_CHECK_FILES(FILE... [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]) +AC_DEFUN(AC_CHECK_FILES, +[for ac_file in $1 +do +AC_CHECK_FILE($ac_file, +[changequote(, )dnl + ac_tr_file=HAVE_`echo $ac_file | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'` +changequote([, ])dnl + AC_DEFINE_UNQUOTED($ac_tr_file) $2], $3)dnl +done +]) + + +dnl ### Checking for library functions + + +dnl AC_CHECK_FUNC(FUNCTION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]) +AC_DEFUN(AC_CHECK_FUNC, +[AC_MSG_CHECKING([for $1]) +AC_CACHE_VAL(ac_cv_func_$1, +[AC_TRY_LINK( +dnl Don't include <ctype.h> because on OSF/1 3.0 it includes <sys/types.h> +dnl which includes <sys/select.h> which contains a prototype for +dnl select. Similarly for bzero. +[/* System header to define __stub macros and hopefully few prototypes, + which can conflict with char $1(); below. */ +#include <assert.h> +/* Override any gcc2 internal prototype to avoid an error. */ +]ifelse(AC_LANG, CPLUSPLUS, [#ifdef __cplusplus +extern "C" +#endif +])dnl +[/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +char $1(); +], [ +/* The GNU C library defines this for functions which it implements + to always fail with ENOSYS. Some functions are actually named + something starting with __ and the normal name is an alias. */ +#if defined (__stub_$1) || defined (__stub___$1) +choke me +#else +$1(); +#endif +], eval "ac_cv_func_$1=yes", eval "ac_cv_func_$1=no")]) +if eval "test \"`echo '$ac_cv_func_'$1`\" = yes"; then + AC_MSG_RESULT(yes) + ifelse([$2], , :, [$2]) +else + AC_MSG_RESULT(no) +ifelse([$3], , , [$3 +])dnl +fi +]) + +dnl AC_CHECK_FUNCS(FUNCTION... [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]) +AC_DEFUN(AC_CHECK_FUNCS, +[for ac_func in $1 +do +AC_CHECK_FUNC($ac_func, +[changequote(, )dnl + ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` +changequote([, ])dnl + AC_DEFINE_UNQUOTED($ac_tr_func) $2], $3)dnl +done +]) + +dnl AC_REPLACE_FUNCS(FUNCTION...) +AC_DEFUN(AC_REPLACE_FUNCS, +[AC_CHECK_FUNCS([$1], , [LIBOBJS="$LIBOBJS ${ac_func}.${ac_objext}"]) +AC_SUBST(LIBOBJS)dnl +]) + + +dnl ### Checking compiler characteristics + + +dnl AC_CHECK_SIZEOF(TYPE [, CROSS-SIZE]) +AC_DEFUN(AC_CHECK_SIZEOF, +[changequote(<<, >>)dnl +dnl The name to #define. +define(<<AC_TYPE_NAME>>, translit(sizeof_$1, [a-z *], [A-Z_P]))dnl +dnl The cache variable name. +define(<<AC_CV_NAME>>, translit(ac_cv_sizeof_$1, [ *], [_p]))dnl +changequote([, ])dnl +AC_MSG_CHECKING(size of $1) +AC_CACHE_VAL(AC_CV_NAME, +[AC_TRY_RUN([#include <stdio.h> +main() +{ + FILE *f=fopen("conftestval", "w"); + if (!f) exit(1); + fprintf(f, "%d\n", sizeof($1)); + exit(0); +}], AC_CV_NAME=`cat conftestval`, AC_CV_NAME=0, ifelse([$2], , , AC_CV_NAME=$2))])dnl +AC_MSG_RESULT($AC_CV_NAME) +AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME) +undefine([AC_TYPE_NAME])dnl +undefine([AC_CV_NAME])dnl +]) + + +dnl ### Checking for typedefs + + +dnl AC_CHECK_TYPE(TYPE, DEFAULT) +AC_DEFUN(AC_CHECK_TYPE, +[AC_REQUIRE([AC_HEADER_STDC])dnl +AC_MSG_CHECKING(for $1) +AC_CACHE_VAL(ac_cv_type_$1, +[AC_EGREP_CPP(dnl +changequote(<<,>>)dnl +<<(^|[^a-zA-Z_0-9])$1[^a-zA-Z_0-9]>>dnl +changequote([,]), [#include <sys/types.h> +#if STDC_HEADERS +#include <stdlib.h> +#include <stddef.h> +#endif], ac_cv_type_$1=yes, ac_cv_type_$1=no)])dnl +AC_MSG_RESULT($ac_cv_type_$1) +if test $ac_cv_type_$1 = no; then + AC_DEFINE($1, $2) +fi +]) + + +dnl ### Creating output files + + +dnl AC_CONFIG_HEADER(HEADER-TO-CREATE ...) +AC_DEFUN(AC_CONFIG_HEADER, +[define(AC_LIST_HEADER, $1)]) + +dnl Link each of the existing files SOURCE... to the corresponding +dnl link name in DEST... +dnl AC_LINK_FILES(SOURCE..., DEST...) +AC_DEFUN(AC_LINK_FILES, +[dnl +define([AC_LIST_FILES], ifdef([AC_LIST_FILES], [AC_LIST_FILES ],)[$1])dnl +define([AC_LIST_LINKS], ifdef([AC_LIST_LINKS], [AC_LIST_LINKS ],)[$2])]) + +dnl Add additional commands for AC_OUTPUT to put into config.status. +dnl Use diversions instead of macros so we can be robust in the +dnl presence of commas in $1 and/or $2. +dnl AC_OUTPUT_COMMANDS(EXTRA-CMDS, INIT-CMDS) +AC_DEFUN(AC_OUTPUT_COMMANDS, +[AC_DIVERT_PUSH(AC_DIVERSION_CMDS)dnl +[$1] +AC_DIVERT_POP()dnl +AC_DIVERT_PUSH(AC_DIVERSION_ICMDS)dnl +[$2] +AC_DIVERT_POP()]) + +dnl AC_CONFIG_SUBDIRS(DIR ...) +AC_DEFUN(AC_CONFIG_SUBDIRS, +[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl +define([AC_LIST_SUBDIRS], ifdef([AC_LIST_SUBDIRS], [AC_LIST_SUBDIRS ],)[$1])dnl +subdirs="AC_LIST_SUBDIRS" +AC_SUBST(subdirs)dnl +]) + +dnl The big finish. +dnl Produce config.status, config.h, and links; and configure subdirs. +dnl AC_OUTPUT([FILE...] [, EXTRA-CMDS] [, INIT-CMDS]) +define(AC_OUTPUT, +[trap '' 1 2 15 +AC_CACHE_SAVE +trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15 + +test "x$prefix" = xNONE && prefix=$ac_default_prefix +# Let make expand exec_prefix. +test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' + +# Any assignment to VPATH causes Sun make to only execute +# the first set of double-colon rules, so remove it if not needed. +# If there is a colon in the path, we need to keep it. +if test "x$srcdir" = x.; then +changequote(, )dnl + ac_vpsub='/^[ ]*VPATH[ ]*=[^:]*$/d' +changequote([, ])dnl +fi + +trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15 + +ifdef([AC_LIST_HEADER], [DEFS=-DHAVE_CONFIG_H], [AC_OUTPUT_MAKE_DEFS()]) + +# Without the "./", some shells look in PATH for config.status. +: ${CONFIG_STATUS=./config.status} + +echo creating $CONFIG_STATUS +rm -f $CONFIG_STATUS +cat > $CONFIG_STATUS <<EOF +#! /bin/sh +# Generated automatically by configure. +# Run this file to recreate the current configuration. +# This directory was configured as follows, +dnl hostname on some systems (SVR3.2, Linux) returns a bogus exit status, +dnl so uname gets run too. +# on host `(hostname || uname -n) 2>/dev/null | sed 1q`: +# +[#] [$]0 [$]ac_configure_args +# +# Compiler output produced by configure, useful for debugging +# configure, is in ./config.log if it exists. + +changequote(, )dnl +ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]" +changequote([, ])dnl +for ac_option +do + case "[\$]ac_option" in + -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r) + echo "running [\$]{CONFIG_SHELL-/bin/sh} [$]0 [$]ac_configure_args --no-create --no-recursion" + exec [\$]{CONFIG_SHELL-/bin/sh} [$]0 [$]ac_configure_args --no-create --no-recursion ;; + -version | --version | --versio | --versi | --vers | --ver | --ve | --v) + echo "$CONFIG_STATUS generated by autoconf version AC_ACVERSION" + exit 0 ;; + -help | --help | --hel | --he | --h) + echo "[\$]ac_cs_usage"; exit 0 ;; + *) echo "[\$]ac_cs_usage"; exit 1 ;; + esac +done + +ac_given_srcdir=$srcdir +ifdef([AC_PROVIDE_AC_PROG_INSTALL], [ac_given_INSTALL="$INSTALL" +])dnl + +changequote(<<, >>)dnl +ifdef(<<AC_LIST_HEADER>>, +<<trap 'rm -fr `echo "$1 AC_LIST_HEADER" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15>>, +<<trap 'rm -fr `echo "$1" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15>>) +changequote([, ])dnl +EOF +cat >> $CONFIG_STATUS <<EOF + +AC_OUTPUT_FILES($1) +ifdef([AC_LIST_HEADER], [AC_OUTPUT_HEADER(AC_LIST_HEADER)])dnl +ifdef([AC_LIST_LINKS], [AC_OUTPUT_LINKS(AC_LIST_FILES, AC_LIST_LINKS)])dnl +EOF +cat >> $CONFIG_STATUS <<EOF +undivert(AC_DIVERSION_ICMDS)dnl +$3 +EOF +cat >> $CONFIG_STATUS <<\EOF +undivert(AC_DIVERSION_CMDS)dnl +$2 +exit 0 +EOF +chmod +x $CONFIG_STATUS +rm -fr confdefs* $ac_clean_files +test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1 +dnl config.status should not do recursion. +ifdef([AC_LIST_SUBDIRS], [AC_OUTPUT_SUBDIRS(AC_LIST_SUBDIRS)])dnl +])dnl + +dnl Set the DEFS variable to the -D options determined earlier. +dnl This is a subroutine of AC_OUTPUT. +dnl It is called inside configure, outside of config.status. +dnl AC_OUTPUT_MAKE_DEFS() +define(AC_OUTPUT_MAKE_DEFS, +[# Transform confdefs.h into DEFS. +dnl Using a here document instead of a string reduces the quoting nightmare. +# Protect against shell expansion while executing Makefile rules. +# Protect against Makefile macro expansion. +cat > conftest.defs <<\EOF +changequote(<<, >>)dnl +s%<<#define>> \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%-D\1=\2%g +s%[ `~<<#>>$^&*(){}\\|;'"<>?]%\\&%g +s%\[%\\&%g +s%\]%\\&%g +s%\$%$$%g +changequote([, ])dnl +EOF +DEFS=`sed -f conftest.defs confdefs.h | tr '\012' ' '` +rm -f conftest.defs +]) + +dnl Do the variable substitutions to create the Makefiles or whatever. +dnl This is a subroutine of AC_OUTPUT. It is called inside an unquoted +dnl here document whose contents are going into config.status, but +dnl upon returning, the here document is being quoted. +dnl AC_OUTPUT_FILES(FILE...) +define(AC_OUTPUT_FILES, +[# Protect against being on the right side of a sed subst in config.status. +changequote(, )dnl +sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g; + s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF +changequote([, ])dnl +dnl These here document variables are unquoted when configure runs +dnl but quoted when config.status runs, so variables are expanded once. +$ac_vpsub +dnl Shell code in configure.in might set extrasub. +$extrasub +dnl Insert the sed substitutions of variables. +undivert(AC_DIVERSION_SED) +CEOF +EOF + +cat >> $CONFIG_STATUS <<\EOF + +# Split the substitutions into bite-sized pieces for seds with +# small command number limits, like on Digital OSF/1 and HP-UX. +ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script. +ac_file=1 # Number of current file. +ac_beg=1 # First line for current file. +ac_end=$ac_max_sed_cmds # Line after last line for current file. +ac_more_lines=: +ac_sed_cmds="" +while $ac_more_lines; do + if test $ac_beg -gt 1; then + sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file + else + sed "${ac_end}q" conftest.subs > conftest.s$ac_file + fi + if test ! -s conftest.s$ac_file; then + ac_more_lines=false + rm -f conftest.s$ac_file + else + if test -z "$ac_sed_cmds"; then + ac_sed_cmds="sed -f conftest.s$ac_file" + else + ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file" + fi + ac_file=`expr $ac_file + 1` + ac_beg=$ac_end + ac_end=`expr $ac_end + $ac_max_sed_cmds` + fi +done +if test -z "$ac_sed_cmds"; then + ac_sed_cmds=cat +fi +EOF + +cat >> $CONFIG_STATUS <<EOF + +CONFIG_FILES=\${CONFIG_FILES-"$1"} +EOF +cat >> $CONFIG_STATUS <<\EOF +for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then +changequote(, )dnl + # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in". + case "$ac_file" in + *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'` + ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;; + *) ac_file_in="${ac_file}.in" ;; + esac + + # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories. + + # Remove last slash and all that follows it. Not all systems have dirname. + ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'` +changequote([, ])dnl + if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then + # The file is in a subdirectory. + test ! -d "$ac_dir" && mkdir "$ac_dir" + ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`" + # A "../" for each directory in $ac_dir_suffix. +changequote(, )dnl + ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'` +changequote([, ])dnl + else + ac_dir_suffix= ac_dots= + fi + + case "$ac_given_srcdir" in + .) srcdir=. + if test -z "$ac_dots"; then top_srcdir=. + else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;; + /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;; + *) # Relative path. + srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix" + top_srcdir="$ac_dots$ac_given_srcdir" ;; + esac + +ifdef([AC_PROVIDE_AC_PROG_INSTALL], +[ case "$ac_given_INSTALL" in +changequote(, )dnl + [/$]*) INSTALL="$ac_given_INSTALL" ;; +changequote([, ])dnl + *) INSTALL="$ac_dots$ac_given_INSTALL" ;; + esac +])dnl + + echo creating "$ac_file" + rm -f "$ac_file" + configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure." + case "$ac_file" in + *Makefile*) ac_comsub="1i\\ +# $configure_input" ;; + *) ac_comsub= ;; + esac + + ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"` + sed -e "$ac_comsub +s%@configure_input@%$configure_input%g +s%@srcdir@%$srcdir%g +s%@top_srcdir@%$top_srcdir%g +ifdef([AC_PROVIDE_AC_PROG_INSTALL], [s%@INSTALL@%$INSTALL%g +])dnl +dnl The parens around the eval prevent an "illegal io" in Ultrix sh. +" $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file +dnl This would break Makefile dependencies. +dnl if cmp -s $ac_file conftest.out 2>/dev/null; then +dnl echo "$ac_file is unchanged" +dnl rm -f conftest.out +dnl else +dnl rm -f $ac_file +dnl mv conftest.out $ac_file +dnl fi +fi; done +rm -f conftest.s* +]) + +dnl Create the config.h files from the config.h.in files. +dnl This is a subroutine of AC_OUTPUT. It is called inside a quoted +dnl here document whose contents are going into config.status. +dnl AC_OUTPUT_HEADER(HEADER-FILE...) +define(AC_OUTPUT_HEADER, +[changequote(<<, >>)dnl +# These sed commands are passed to sed as "A NAME B NAME C VALUE D", where +# NAME is the cpp macro being defined and VALUE is the value it is being given. +# +# ac_d sets the value in "#define NAME VALUE" lines. +ac_dA='s%^\([ ]*\)#\([ ]*define[ ][ ]*\)' +ac_dB='\([ ][ ]*\)[^ ]*%\1#\2' +ac_dC='\3' +ac_dD='%g' +# ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE". +ac_uA='s%^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)' +ac_uB='\([ ]\)%\1#\2define\3' +ac_uC=' ' +ac_uD='\4%g' +# ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE". +ac_eA='s%^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)' +ac_eB='<<$>>%\1#\2define\3' +ac_eC=' ' +ac_eD='%g' +changequote([, ])dnl + +if test "${CONFIG_HEADERS+set}" != set; then +EOF +dnl Support passing AC_CONFIG_HEADER a value containing shell variables. +cat >> $CONFIG_STATUS <<EOF + CONFIG_HEADERS="$1" +EOF +cat >> $CONFIG_STATUS <<\EOF +fi +for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then +changequote(, )dnl + # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in". + case "$ac_file" in + *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'` + ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;; + *) ac_file_in="${ac_file}.in" ;; + esac +changequote([, ])dnl + + echo creating $ac_file + + rm -f conftest.frag conftest.in conftest.out + ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"` + cat $ac_file_inputs > conftest.in + +EOF + +# Transform confdefs.h into a sed script conftest.vals that substitutes +# the proper values into config.h.in to produce config.h. And first: +# Protect against being on the right side of a sed subst in config.status. +# Protect against being in an unquoted here document in config.status. +rm -f conftest.vals +dnl Using a here document instead of a string reduces the quoting nightmare. +dnl Putting comments in sed scripts is not portable. +cat > conftest.hdr <<\EOF +changequote(<<, >>)dnl +s/[\\&%]/\\&/g +s%[\\$`]%\\&%g +s%<<#define>> \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp +s%ac_d%ac_u%gp +s%ac_u%ac_e%gp +changequote([, ])dnl +EOF +sed -n -f conftest.hdr confdefs.h > conftest.vals +rm -f conftest.hdr + +# This sed command replaces #undef with comments. This is necessary, for +# example, in the case of _POSIX_SOURCE, which is predefined and required +# on some systems where configure will not decide to define it. +cat >> conftest.vals <<\EOF +changequote(, )dnl +s%^[ ]*#[ ]*undef[ ][ ]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */% +changequote([, ])dnl +EOF + +# Break up conftest.vals because some shells have a limit on +# the size of here documents, and old seds have small limits too. + +rm -f conftest.tail +while : +do + ac_lines=`grep -c . conftest.vals` + # grep -c gives empty output for an empty file on some AIX systems. + if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi + # Write a limited-size here document to conftest.frag. + echo ' cat > conftest.frag <<CEOF' >> $CONFIG_STATUS + sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS + echo 'CEOF + sed -f conftest.frag conftest.in > conftest.out + rm -f conftest.in + mv conftest.out conftest.in +' >> $CONFIG_STATUS + sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail + rm -f conftest.vals + mv conftest.tail conftest.vals +done +rm -f conftest.vals + +dnl Now back to your regularly scheduled config.status. +cat >> $CONFIG_STATUS <<\EOF + rm -f conftest.frag conftest.h + echo "/* $ac_file. Generated automatically by configure. */" > conftest.h + cat conftest.in >> conftest.h + rm -f conftest.in + if cmp -s $ac_file conftest.h 2>/dev/null; then + echo "$ac_file is unchanged" + rm -f conftest.h + else + # Remove last slash and all that follows it. Not all systems have dirname. + changequote(, )dnl + ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'` + changequote([, ])dnl + if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then + # The file is in a subdirectory. + test ! -d "$ac_dir" && mkdir "$ac_dir" + fi + rm -f $ac_file + mv conftest.h $ac_file + fi +fi; done + +]) + +dnl This is a subroutine of AC_OUTPUT. It is called inside a quoted +dnl here document whose contents are going into config.status. +dnl AC_OUTPUT_LINKS(SOURCE..., DEST...) +define(AC_OUTPUT_LINKS, +[EOF + +cat >> $CONFIG_STATUS <<EOF +ac_sources="$1" +ac_dests="$2" +EOF + +cat >> $CONFIG_STATUS <<\EOF +srcdir=$ac_given_srcdir +while test -n "$ac_sources"; do + set $ac_dests; ac_dest=[$]1; shift; ac_dests=[$]* + set $ac_sources; ac_source=[$]1; shift; ac_sources=[$]* + + echo "linking $srcdir/$ac_source to $ac_dest" + + if test ! -r $srcdir/$ac_source; then + AC_MSG_ERROR($srcdir/$ac_source: File not found) + fi + rm -f $ac_dest + + # Make relative symlinks. + # Remove last slash and all that follows it. Not all systems have dirname. +changequote(, )dnl + ac_dest_dir=`echo $ac_dest|sed 's%/[^/][^/]*$%%'` +changequote([, ])dnl + if test "$ac_dest_dir" != "$ac_dest" && test "$ac_dest_dir" != .; then + # The dest file is in a subdirectory. + test ! -d "$ac_dest_dir" && mkdir "$ac_dest_dir" + ac_dest_dir_suffix="/`echo $ac_dest_dir|sed 's%^\./%%'`" + # A "../" for each directory in $ac_dest_dir_suffix. +changequote(, )dnl + ac_dots=`echo $ac_dest_dir_suffix|sed 's%/[^/]*%../%g'` +changequote([, ])dnl + else + ac_dest_dir_suffix= ac_dots= + fi + + case "$srcdir" in +changequote(, )dnl + [/$]*) ac_rel_source="$srcdir/$ac_source" ;; +changequote([, ])dnl + *) ac_rel_source="$ac_dots$srcdir/$ac_source" ;; + esac + + # Make a symlink if possible; otherwise try a hard link. + if ln -s $ac_rel_source $ac_dest 2>/dev/null || + ln $srcdir/$ac_source $ac_dest; then : + else + AC_MSG_ERROR(can not link $ac_dest to $srcdir/$ac_source) + fi +done +]) + +dnl This is a subroutine of AC_OUTPUT. +dnl It is called after running config.status. +dnl AC_OUTPUT_SUBDIRS(DIRECTORY...) +define(AC_OUTPUT_SUBDIRS, +[ +if test "$no_recursion" != yes; then + + # Remove --cache-file and --srcdir arguments so they do not pile up. + ac_sub_configure_args= + ac_prev= + for ac_arg in $ac_configure_args; do + if test -n "$ac_prev"; then + ac_prev= + continue + fi + case "$ac_arg" in + -cache-file | --cache-file | --cache-fil | --cache-fi \ + | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c) + ac_prev=cache_file ;; + -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \ + | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*) + ;; + -srcdir | --srcdir | --srcdi | --srcd | --src | --sr) + ac_prev=srcdir ;; + -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*) + ;; + *) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;; + esac + done + + for ac_config_dir in $1; do + + # Do not complain, so a configure script can configure whichever + # parts of a large source tree are present. + if test ! -d $srcdir/$ac_config_dir; then + continue + fi + + echo configuring in $ac_config_dir + + case "$srcdir" in + .) ;; + *) + if test -d ./$ac_config_dir || mkdir ./$ac_config_dir; then :; + else + AC_MSG_ERROR(can not create `pwd`/$ac_config_dir) + fi + ;; + esac + + ac_popdir=`pwd` + cd $ac_config_dir + +changequote(, )dnl + # A "../" for each directory in /$ac_config_dir. + ac_dots=`echo $ac_config_dir|sed -e 's%^\./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'` +changequote([, ])dnl + + case "$srcdir" in + .) # No --srcdir option. We are building in place. + ac_sub_srcdir=$srcdir ;; + /*) # Absolute path. + ac_sub_srcdir=$srcdir/$ac_config_dir ;; + *) # Relative path. + ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;; + esac + + # Check for guested configure; otherwise get Cygnus style configure. + if test -f $ac_sub_srcdir/configure; then + ac_sub_configure=$ac_sub_srcdir/configure + elif test -f $ac_sub_srcdir/configure.in; then + ac_sub_configure=$ac_configure + else + AC_MSG_WARN(no configuration information is in $ac_config_dir) + ac_sub_configure= + fi + + # The recursion is here. + if test -n "$ac_sub_configure"; then + + # Make the cache file name correct relative to the subdirectory. + case "$cache_file" in + /*) ac_sub_cache_file=$cache_file ;; + *) # Relative path. + ac_sub_cache_file="$ac_dots$cache_file" ;; + esac +ifdef([AC_PROVIDE_AC_PROG_INSTALL], + [ case "$ac_given_INSTALL" in +changequote(, )dnl + [/$]*) INSTALL="$ac_given_INSTALL" ;; +changequote([, ])dnl + *) INSTALL="$ac_dots$ac_given_INSTALL" ;; + esac +])dnl + + echo "[running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file] --srcdir=$ac_sub_srcdir" + # The eval makes quoting arguments work. + if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir + then : + else + AC_MSG_ERROR($ac_sub_configure failed for $ac_config_dir) + fi + fi + + cd $ac_popdir + done +fi +]) diff --git a/build/autoconf/acoldnames.m4 b/build/autoconf/acoldnames.m4 new file mode 100644 index 0000000000..d31cdd754f --- /dev/null +++ b/build/autoconf/acoldnames.m4 @@ -0,0 +1,80 @@ +dnl Map old names of Autoconf macros to new regularized names. +dnl This file is part of Autoconf. +dnl Copyright (C) 1994 Free Software Foundation, Inc. +dnl +dnl This program is free software; you can redistribute it and/or modify +dnl it under the terms of the GNU General Public License as published by +dnl the Free Software Foundation; either version 2, or (at your option) +dnl any later version. +dnl +dnl This program is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +dnl GNU General Public License for more details. +dnl +dnl You should have received a copy of the GNU General Public License +dnl along with this program; if not, write to the Free Software +dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA +dnl 02111-1307, USA. +dnl +dnl General macros. +dnl +define(AC_WARN, [indir([AC_MSG_WARN], $@)])dnl +define(AC_ERROR, [indir([AC_MSG_ERROR], $@)])dnl +AC_DEFUN(AC_PROGRAM_CHECK, [indir([AC_CHECK_PROG], $@)])dnl +AC_DEFUN(AC_PROGRAM_PATH, [indir([AC_PATH_PROG], $@)])dnl +AC_DEFUN(AC_PROGRAMS_CHECK, [indir([AC_CHECK_PROGS], $@)])dnl +AC_DEFUN(AC_PROGRAMS_PATH, [indir([AC_PATH_PROGS], $@)])dnl +AC_DEFUN(AC_PREFIX, [indir([AC_PREFIX_PROGRAM], $@)])dnl +AC_DEFUN(AC_HEADER_EGREP, [indir([AC_EGREP_HEADER], $@)])dnl +AC_DEFUN(AC_PROGRAM_EGREP, [indir([AC_EGREP_CPP], $@)])dnl +AC_DEFUN(AC_TEST_PROGRAM, [indir([AC_TRY_RUN], $@)])dnl +AC_DEFUN(AC_TEST_CPP, [indir([AC_TRY_CPP], $@)])dnl +AC_DEFUN(AC_HEADER_CHECK, [indir([AC_CHECK_HEADER], $@)])dnl +AC_DEFUN(AC_FUNC_CHECK, [indir([AC_CHECK_FUNC], $@)])dnl +AC_DEFUN(AC_HAVE_FUNCS, [indir([AC_CHECK_FUNCS], $@)])dnl +AC_DEFUN(AC_HAVE_HEADERS, [indir([AC_CHECK_HEADERS], $@)])dnl +AC_DEFUN(AC_SIZEOF_TYPE, [indir([AC_CHECK_SIZEOF], $@)])dnl +dnl +dnl Specific macros. +dnl +AC_DEFUN(AC_GCC_TRADITIONAL, [indir([AC_PROG_GCC_TRADITIONAL])])dnl +AC_DEFUN(AC_MINUS_C_MINUS_O, [indir([AC_PROG_CC_C_O])])dnl +AC_DEFUN(AC_SET_MAKE, [indir([AC_PROG_MAKE_SET])])dnl +AC_DEFUN(AC_YYTEXT_POINTER, [indir([AC_DECL_YYTEXT])])dnl +AC_DEFUN(AC_LN_S, [indir([AC_PROG_LN_S])])dnl +AC_DEFUN(AC_STDC_HEADERS, [indir([AC_HEADER_STDC])])dnl +AC_DEFUN(AC_MAJOR_HEADER, [indir([AC_HEADER_MAJOR])])dnl +AC_DEFUN(AC_STAT_MACROS_BROKEN, [indir([AC_HEADER_STAT])])dnl +AC_DEFUN(AC_SYS_SIGLIST_DECLARED, [indir([AC_DECL_SYS_SIGLIST])])dnl +AC_DEFUN(AC_GETGROUPS_T, [indir([AC_TYPE_GETGROUPS])])dnl +AC_DEFUN(AC_UID_T, [indir([AC_TYPE_UID_T])])dnl +AC_DEFUN(AC_SIZE_T, [indir([AC_TYPE_SIZE_T])])dnl +AC_DEFUN(AC_PID_T, [indir([AC_TYPE_PID_T])])dnl +AC_DEFUN(AC_OFF_T, [indir([AC_TYPE_OFF_T])])dnl +AC_DEFUN(AC_MODE_T, [indir([AC_TYPE_MODE_T])])dnl +AC_DEFUN(AC_RETSIGTYPE, [indir([AC_TYPE_SIGNAL])])dnl +AC_DEFUN(AC_MMAP, [indir([AC_FUNC_MMAP])])dnl +AC_DEFUN(AC_VPRINTF, [indir([AC_FUNC_VPRINTF])])dnl +AC_DEFUN(AC_VFORK, [indir([AC_FUNC_VFORK])])dnl +AC_DEFUN(AC_WAIT3, [indir([AC_FUNC_WAIT3])])dnl +AC_DEFUN(AC_ALLOCA, [indir([AC_FUNC_ALLOCA])])dnl +AC_DEFUN(AC_GETLOADAVG, [indir([AC_FUNC_GETLOADAVG])])dnl +AC_DEFUN(AC_UTIME_NULL, [indir([AC_FUNC_UTIME_NULL])])dnl +AC_DEFUN(AC_STRCOLL, [indir([AC_FUNC_STRCOLL])])dnl +AC_DEFUN(AC_SETVBUF_REVERSED, [indir([AC_FUNC_SETVBUF_REVERSED])])dnl +AC_DEFUN(AC_TIME_WITH_SYS_TIME, [indir([AC_HEADER_TIME])])dnl +AC_DEFUN(AC_TIMEZONE, [indir([AC_STRUCT_TIMEZONE])])dnl +AC_DEFUN(AC_ST_BLOCKS, [indir([AC_STRUCT_ST_BLOCKS])])dnl +AC_DEFUN(AC_ST_BLKSIZE, [indir([AC_STRUCT_ST_BLKSIZE])])dnl +AC_DEFUN(AC_ST_RDEV, [indir([AC_STRUCT_ST_RDEV])])dnl +AC_DEFUN(AC_CROSS_CHECK, [indir([AC_C_CROSS])])dnl +AC_DEFUN(AC_CHAR_UNSIGNED, [indir([AC_C_CHAR_UNSIGNED])])dnl +AC_DEFUN(AC_LONG_DOUBLE, [indir([AC_C_LONG_DOUBLE])])dnl +AC_DEFUN(AC_WORDS_BIGENDIAN, [indir([AC_C_BIGENDIAN])])dnl +AC_DEFUN(AC_INLINE, [indir([AC_C_INLINE])])dnl +AC_DEFUN(AC_CONST, [indir([AC_C_CONST])])dnl +AC_DEFUN(AC_LONG_FILE_NAMES, [indir([AC_SYS_LONG_FILE_NAMES])])dnl +AC_DEFUN(AC_RESTARTABLE_SYSCALLS, [indir([AC_SYS_RESTARTABLE_SYSCALLS])])dnl +AC_DEFUN(AC_FIND_X, [indir([AC_PATH_X])])dnl +AC_DEFUN(AC_FIND_XTRA, [indir([AC_PATH_XTRA])])dnl diff --git a/build/autoconf/acspecific.m4 b/build/autoconf/acspecific.m4 new file mode 100644 index 0000000000..5c6f1c9e5f --- /dev/null +++ b/build/autoconf/acspecific.m4 @@ -0,0 +1,2758 @@ +dnl Macros that test for specific features. +dnl This file is part of Autoconf. +dnl Copyright (C) 1992, 93, 94, 95, 96, 1998 Free Software Foundation, Inc. +dnl +dnl This program is free software; you can redistribute it and/or modify +dnl it under the terms of the GNU General Public License as published by +dnl the Free Software Foundation; either version 2, or (at your option) +dnl any later version. +dnl +dnl This program is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +dnl GNU General Public License for more details. +dnl +dnl You should have received a copy of the GNU General Public License +dnl along with this program; if not, write to the Free Software +dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA +dnl 02111-1307, USA. +dnl +dnl As a special exception, the Free Software Foundation gives unlimited +dnl permission to copy, distribute and modify the configure scripts that +dnl are the output of Autoconf. You need not follow the terms of the GNU +dnl General Public License when using or distributing such scripts, even +dnl though portions of the text of Autoconf appear in them. The GNU +dnl General Public License (GPL) does govern all other use of the material +dnl that constitutes the Autoconf program. +dnl +dnl Certain portions of the Autoconf source text are designed to be copied +dnl (in certain cases, depending on the input) into the output of +dnl Autoconf. We call these the "data" portions. The rest of the Autoconf +dnl source text consists of comments plus executable code that decides which +dnl of the data portions to output in any given case. We call these +dnl comments and executable code the "non-data" portions. Autoconf never +dnl copies any of the non-data portions into its output. +dnl +dnl This special exception to the GPL applies to versions of Autoconf +dnl released by the Free Software Foundation. When you make and +dnl distribute a modified version of Autoconf, you may extend this special +dnl exception to the GPL to apply to your modified version as well, *unless* +dnl your modified version has the potential to copy into its output some +dnl of the text that was the non-data portion of the version that you started +dnl with. (In other words, unless your change moves or copies text from +dnl the non-data portions to the data portions.) If your modification has +dnl such potential, you must delete any notice of this special exception +dnl to the GPL from your modified version. +dnl +dnl Written by David MacKenzie, with help from +dnl Franc,ois Pinard, Karl Berry, Richard Pixley, Ian Lance Taylor, +dnl Roland McGrath, Noah Friedman, david d zuhn, and many others. + + +dnl ### Checks for programs + + +dnl Check whether to use -n, \c, or newline-tab to separate +dnl checking messages from result messages. +dnl Idea borrowed from dist 3.0. +dnl Internal use only. +AC_DEFUN(AC_PROG_ECHO_N, +[if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then + # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu. + if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then + ac_n= ac_c=' +' ac_t=' ' + else + ac_n=-n ac_c= ac_t= + fi +else + ac_n= ac_c='\c' ac_t= +fi +]) + +AC_DEFUN(AC_PROG_CC, +[AC_BEFORE([$0], [AC_PROG_CPP])dnl +AC_CHECK_PROG(CC, gcc, gcc) +if test -z "$CC"; then + AC_CHECK_PROG(CC, cc, cc, , , /usr/ucb/cc) + if test -z "$CC"; then + case "`uname -s`" in + *win32* | *WIN32*) + AC_CHECK_PROG(CC, cl, cl) ;; + esac + fi + test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH]) +fi + +AC_PROG_CC_WORKS +AC_PROG_CC_GNU + +if test $ac_cv_prog_gcc = yes; then + GCC=yes +else + GCC= +fi + +dnl Check whether -g works, even if CFLAGS is set, in case the package +dnl plays around with CFLAGS (such as to build both debugging and +dnl normal versions of a library), tasteless as that idea is. +ac_test_CFLAGS="${CFLAGS+set}" +ac_save_CFLAGS="$CFLAGS" +CFLAGS= +AC_PROG_CC_G +if test "$ac_test_CFLAGS" = set; then + CFLAGS="$ac_save_CFLAGS" +elif test $ac_cv_prog_cc_g = yes; then + if test "$GCC" = yes; then + CFLAGS="-g -O2" + else + CFLAGS="-g" + fi +else + if test "$GCC" = yes; then + CFLAGS="-O2" + else + CFLAGS= + fi +fi +]) + +AC_DEFUN(AC_PROG_CXX, +[AC_BEFORE([$0], [AC_PROG_CXXCPP])dnl +AC_CHECK_PROGS(CXX, $CCC c++ g++ gcc CC cxx cc++ cl, gcc) + +AC_PROG_CXX_WORKS +AC_PROG_CXX_GNU + +if test $ac_cv_prog_gxx = yes; then + GXX=yes +else + GXX= +fi + +dnl Check whether -g works, even if CXXFLAGS is set, in case the package +dnl plays around with CXXFLAGS (such as to build both debugging and +dnl normal versions of a library), tasteless as that idea is. +ac_test_CXXFLAGS="${CXXFLAGS+set}" +ac_save_CXXFLAGS="$CXXFLAGS" +CXXFLAGS= +AC_PROG_CXX_G +if test "$ac_test_CXXFLAGS" = set; then + CXXFLAGS="$ac_save_CXXFLAGS" +elif test $ac_cv_prog_cxx_g = yes; then + if test "$GXX" = yes; then + CXXFLAGS="-g -O2" + else + CXXFLAGS="-g" + fi +else + if test "$GXX" = yes; then + CXXFLAGS="-O2" + else + CXXFLAGS= + fi +fi +]) + +dnl Determine a Fortran 77 compiler to use. If `F77' is not already set +dnl in the environment, check for `g77', `f77' and `f2c', in that order. +dnl Set the output variable `F77' to the name of the compiler found. +dnl +dnl If using `g77' (the GNU Fortran 77 compiler), then `AC_PROG_F77' +dnl will set the shell variable `G77' to `yes', and empty otherwise. If +dnl the output variable `FFLAGS' was not already set in the environment, +dnl then set it to `-g -02' for `g77' (or `-O2' where `g77' does not +dnl accept `-g'). Otherwise, set `FFLAGS' to `-g' for all other Fortran +dnl 77 compilers. +dnl +dnl AC_PROG_F77() +AC_DEFUN(AC_PROG_F77, +[AC_BEFORE([$0], [AC_PROG_CPP])dnl +if test -z "$F77"; then + AC_CHECK_PROGS(F77, g77 f77 f2c) + test -z "$F77" && AC_MSG_ERROR([no acceptable Fortran 77 compiler found in \$PATH]) +fi + +AC_PROG_F77_WORKS +AC_PROG_F77_GNU + +if test $ac_cv_prog_g77 = yes; then + G77=yes +dnl Check whether -g works, even if FFLAGS is set, in case the package +dnl plays around with FFLAGS (such as to build both debugging and +dnl normal versions of a library), tasteless as that idea is. + ac_test_FFLAGS="${FFLAGS+set}" + ac_save_FFLAGS="$FFLAGS" + FFLAGS= + AC_PROG_F77_G + if test "$ac_test_FFLAGS" = set; then + FFLAGS="$ac_save_FFLAGS" + elif test $ac_cv_prog_f77_g = yes; then + FFLAGS="-g -O2" + else + FFLAGS="-O2" + fi +else + G77= + test "${FFLAGS+set}" = set || FFLAGS="-g" +fi +]) + +AC_DEFUN(AC_PROG_CC_WORKS, +[AC_MSG_CHECKING([whether the C compiler ($CC $CFLAGS $LDFLAGS) works]) +AC_LANG_SAVE +AC_LANG_C +AC_TRY_COMPILER([main(){return(0);}], ac_cv_prog_cc_works, ac_cv_prog_cc_cross) +AC_LANG_RESTORE +AC_MSG_RESULT($ac_cv_prog_cc_works) +if test $ac_cv_prog_cc_works = no; then + AC_MSG_ERROR([installation or configuration problem: C compiler cannot create executables.]) +fi +AC_MSG_CHECKING([whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler]) +AC_MSG_RESULT($ac_cv_prog_cc_cross) +cross_compiling=$ac_cv_prog_cc_cross +]) + +AC_DEFUN(AC_PROG_CXX_WORKS, +[AC_MSG_CHECKING([whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works]) +AC_LANG_SAVE +AC_LANG_CPLUSPLUS +AC_TRY_COMPILER([int main(){return(0);}], ac_cv_prog_cxx_works, ac_cv_prog_cxx_cross) +AC_LANG_RESTORE +AC_MSG_RESULT($ac_cv_prog_cxx_works) +if test $ac_cv_prog_cxx_works = no; then + AC_MSG_ERROR([installation or configuration problem: C++ compiler cannot create executables.]) +fi +AC_MSG_CHECKING([whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler]) +AC_MSG_RESULT($ac_cv_prog_cxx_cross) +cross_compiling=$ac_cv_prog_cxx_cross +]) + +dnl Test whether the Fortran 77 compiler can compile and link a trivial +dnl Fortran program. Also, test whether the Fortran 77 compiler is a +dnl cross-compiler (which may realistically be the case if the Fortran +dnl compiler is `g77'). +dnl +dnl AC_PROG_F77_WORKS() +AC_DEFUN(AC_PROG_F77_WORKS, +[AC_MSG_CHECKING([whether the Fortran 77 compiler ($F77 $FFLAGS $LDFLAGS) works]) +AC_LANG_SAVE +AC_LANG_FORTRAN77 +AC_TRY_COMPILER(dnl +[ program conftest + end +], ac_cv_prog_f77_works, ac_cv_prog_f77_cross) +AC_LANG_RESTORE +AC_MSG_RESULT($ac_cv_prog_f77_works) +if test $ac_cv_prog_f77_works = no; then + AC_MSG_ERROR([installation or configuration problem: Fortran 77 compiler cannot create executables.]) +fi +AC_MSG_CHECKING([whether the Fortran 77 compiler ($F77 $FFLAGS $LDFLAGS) is a cross-compiler]) +AC_MSG_RESULT($ac_cv_prog_f77_cross) +cross_compiling=$ac_cv_prog_f77_cross +]) + +AC_DEFUN(AC_PROG_CC_GNU, +[AC_CACHE_CHECK(whether we are using GNU C, ac_cv_prog_gcc, +[dnl The semicolon is to pacify NeXT's syntax-checking cpp. +cat > conftest.c <<EOF +#ifdef __GNUC__ + yes; +#endif +EOF +if AC_TRY_COMMAND(${CC-cc} -E conftest.c) | egrep yes >/dev/null 2>&1; then + ac_cv_prog_gcc=yes +else + ac_cv_prog_gcc=no +fi])]) + +AC_DEFUN(AC_PROG_CXX_GNU, +[AC_CACHE_CHECK(whether we are using GNU C++, ac_cv_prog_gxx, +[dnl The semicolon is to pacify NeXT's syntax-checking cpp. +cat > conftest.C <<EOF +#ifdef __GNUC__ + yes; +#endif +EOF +if AC_TRY_COMMAND(${CXX-g++} -E conftest.C) | egrep yes >/dev/null 2>&1; then + ac_cv_prog_gxx=yes +else + ac_cv_prog_gxx=no +fi])]) + +dnl Test whether for Fortran 77 compiler is `g77' (the GNU Fortran 77 +dnl Compiler). This test depends on whether the Fortran 77 compiler can +dnl do CPP pre-processing. +dnl +dnl AC_PROG_F77_GNU() +AC_DEFUN(AC_PROG_F77_GNU, +[AC_CACHE_CHECK(whether we are using GNU Fortran 77, ac_cv_prog_g77, +[cat > conftest.fpp <<EOF +#ifdef __GNUC__ + yes +#endif +EOF +if AC_TRY_COMMAND($F77 -E conftest.fpp) | egrep yes >/dev/null 2>&1; then + ac_cv_prog_g77=yes +else + ac_cv_prog_g77=no +fi])]) + +AC_DEFUN(AC_PROG_CC_G, +[AC_CACHE_CHECK(whether ${CC-cc} accepts -g, ac_cv_prog_cc_g, +[echo 'void f(){}' > conftest.c +if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then + ac_cv_prog_cc_g=yes +else + ac_cv_prog_cc_g=no +fi +rm -f conftest* +])]) + +AC_DEFUN(AC_PROG_CXX_G, +[AC_CACHE_CHECK(whether ${CXX-g++} accepts -g, ac_cv_prog_cxx_g, +[echo 'void f(){}' > conftest.cc +if test -z "`${CXX-g++} -g -c conftest.cc 2>&1`"; then + ac_cv_prog_cxx_g=yes +else + ac_cv_prog_cxx_g=no +fi +rm -f conftest* +])]) + +dnl Test whether the Fortran 77 compiler can accept the `-g' option to +dnl enable debugging. +dnl +dnl AC_PROG_F77_G() +AC_DEFUN(AC_PROG_F77_G, +[AC_CACHE_CHECK(whether $F77 accepts -g, ac_cv_prog_f77_g, +[cat > conftest.f << EOF + program conftest + end +EOF +if test -z "`$F77 -g -c conftest.f 2>&1`"; then + ac_cv_prog_f77_g=yes +else + ac_cv_prog_f77_g=no +fi +rm -f conftest* +])]) + +AC_DEFUN(AC_PROG_GCC_TRADITIONAL, +[AC_REQUIRE([AC_PROG_CC])dnl +AC_REQUIRE([AC_PROG_CPP])dnl +if test $ac_cv_prog_gcc = yes; then + AC_CACHE_CHECK(whether ${CC-cc} needs -traditional, + ac_cv_prog_gcc_traditional, +[ ac_pattern="Autoconf.*'x'" + AC_EGREP_CPP($ac_pattern, [#include <sgtty.h> +Autoconf TIOCGETP], + ac_cv_prog_gcc_traditional=yes, ac_cv_prog_gcc_traditional=no) + + if test $ac_cv_prog_gcc_traditional = no; then + AC_EGREP_CPP($ac_pattern, [#include <termio.h> +Autoconf TCGETA], + ac_cv_prog_gcc_traditional=yes) + fi]) + if test $ac_cv_prog_gcc_traditional = yes; then + CC="$CC -traditional" + fi +fi +]) + +AC_DEFUN(AC_PROG_CC_C_O, +[if test "x$CC" != xcc; then + AC_MSG_CHECKING(whether $CC and cc understand -c and -o together) +else + AC_MSG_CHECKING(whether cc understands -c and -o together) +fi +set dummy $CC; ac_cc="`echo [$]2 | +changequote(, )dnl + sed -e 's/[^a-zA-Z0-9_]/_/g' -e 's/^[0-9]/_/'`" +changequote([, ])dnl +AC_CACHE_VAL(ac_cv_prog_cc_${ac_cc}_c_o, +[echo 'foo(){}' > conftest.c +# Make sure it works both with $CC and with simple cc. +# We do the test twice because some compilers refuse to overwrite an +# existing .o file with -o, though they will create one. +ac_try='${CC-cc} -c conftest.c -o conftest.o 1>&AC_FD_CC' +if AC_TRY_EVAL(ac_try) && + test -f conftest.o && AC_TRY_EVAL(ac_try); +then + eval ac_cv_prog_cc_${ac_cc}_c_o=yes + if test "x$CC" != xcc; then + # Test first that cc exists at all. + if AC_TRY_COMMAND(cc -c conftest.c 1>&AC_FD_CC); then + ac_try='cc -c conftest.c -o conftest.o 1>&AC_FD_CC' + if AC_TRY_EVAL(ac_try) && + test -f conftest.o && AC_TRY_EVAL(ac_try); + then + # cc works too. + : + else + # cc exists but doesn't like -o. + eval ac_cv_prog_cc_${ac_cc}_c_o=no + fi + fi + fi +else + eval ac_cv_prog_cc_${ac_cc}_c_o=no +fi +rm -f conftest* +])dnl +if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = yes"; then + AC_MSG_RESULT(yes) +else + AC_MSG_RESULT(no) + AC_DEFINE(NO_MINUS_C_MINUS_O) +fi +]) + +dnl Test if the Fortran 77 compiler accepts the options `-c' and `-o' +dnl simultaneously, and define `F77_NO_MINUS_C_MINUS_O' if it does not. +dnl +dnl The usefulness of this macro is questionable, as I can't really see +dnl why anyone would use it. The only reason I include it is for +dnl completeness, since a similar test exists for the C compiler. +dnl +dnl AC_PROG_F77_C_O +AC_DEFUN(AC_PROG_F77_C_O, +[AC_BEFORE([$0], [AC_PROG_F77])dnl +AC_MSG_CHECKING(whether $F77 understand -c and -o together) +set dummy $F77; ac_f77="`echo [$]2 | +changequote(, )dnl +sed -e 's/[^a-zA-Z0-9_]/_/g' -e 's/^[0-9]/_/'`" +changequote([, ])dnl +AC_CACHE_VAL(ac_cv_prog_f77_${ac_f77}_c_o, +[cat > conftest.f << EOF + program conftest + end +EOF +# We do the `AC_TRY_EVAL' test twice because some compilers refuse to +# overwrite an existing `.o' file with `-o', although they will create +# one. +ac_try='$F77 $FFLAGS -c conftest.f -o conftest.o 1>&AC_FD_CC' +if AC_TRY_EVAL(ac_try) && test -f conftest.o && AC_TRY_EVAL(ac_try); then + eval ac_cv_prog_f77_${ac_f77}_c_o=yes +else + eval ac_cv_prog_f77_${ac_f77}_c_o=no +fi +rm -f conftest* +])dnl +if eval "test \"`echo '$ac_cv_prog_f77_'${ac_f77}_c_o`\" = yes"; then + AC_MSG_RESULT(yes) +else + AC_MSG_RESULT(no) + AC_DEFINE(F77_NO_MINUS_C_MINUS_O) +fi +]) + +dnl Define SET_MAKE to set ${MAKE} if make doesn't. +AC_DEFUN(AC_PROG_MAKE_SET, +[AC_MSG_CHECKING(whether ${MAKE-make} sets \${MAKE}) +set dummy ${MAKE-make}; ac_make=`echo "[$]2" | sed 'y%./+-%__p_%'` +AC_CACHE_VAL(ac_cv_prog_make_${ac_make}_set, +[cat > conftestmake <<\EOF +all: + @echo 'ac_maketemp="${MAKE}"' +EOF +changequote(, )dnl +# GNU make sometimes prints "make[1]: Entering...", which would confuse us. +eval `${MAKE-make} -f conftestmake 2>/dev/null | grep temp=` +changequote([, ])dnl +if test -n "$ac_maketemp"; then + eval ac_cv_prog_make_${ac_make}_set=yes +else + eval ac_cv_prog_make_${ac_make}_set=no +fi +rm -f conftestmake])dnl +if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then + AC_MSG_RESULT(yes) + SET_MAKE= +else + AC_MSG_RESULT(no) + SET_MAKE="MAKE=${MAKE-make}" +fi +AC_SUBST([SET_MAKE])dnl +]) + +AC_DEFUN(AC_PROG_RANLIB, +[AC_CHECK_PROG(RANLIB, ranlib, ranlib, :)]) + +dnl Check for mawk first since it's generally faster. +AC_DEFUN(AC_PROG_AWK, +[AC_CHECK_PROGS(AWK, mawk gawk nawk awk, )]) + +AC_DEFUN(AC_PROG_YACC, +[AC_CHECK_PROGS(YACC, 'bison -y' byacc, yacc)]) + +AC_DEFUN(AC_PROG_CPP, +[AC_MSG_CHECKING(how to run the C preprocessor) +# On Suns, sometimes $CPP names a directory. +if test -n "$CPP" && test -d "$CPP"; then + CPP= +fi +if test -z "$CPP"; then +AC_CACHE_VAL(ac_cv_prog_CPP, +[ # This must be in double quotes, not single quotes, because CPP may get + # substituted into the Makefile and "${CC-cc}" will confuse make. + CPP="${CC-cc} -E" + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. +dnl Use a header file that comes with gcc, so configuring glibc +dnl with a fresh cross-compiler works. + AC_TRY_CPP([#include <assert.h> +Syntax Error], , + CPP="${CC-cc} -E -traditional-cpp" + AC_TRY_CPP([#include <assert.h> +Syntax Error], , + CPP="${CC-cc} -nologo -E" + AC_TRY_CPP([#include <assert.h> +Syntax Error], , CPP=/lib/cpp))) + ac_cv_prog_CPP="$CPP"])dnl + CPP="$ac_cv_prog_CPP" +else + ac_cv_prog_CPP="$CPP" +fi +AC_MSG_RESULT($CPP) +AC_SUBST(CPP)dnl +]) + +AC_DEFUN(AC_PROG_CXXCPP, +[AC_MSG_CHECKING(how to run the C++ preprocessor) +if test -z "$CXXCPP"; then +AC_CACHE_VAL(ac_cv_prog_CXXCPP, +[AC_LANG_SAVE[]dnl +AC_LANG_CPLUSPLUS[]dnl + CXXCPP="${CXX-g++} -E" + AC_TRY_CPP([#include <stdlib.h>], , CXXCPP=/lib/cpp) + ac_cv_prog_CXXCPP="$CXXCPP" +AC_LANG_RESTORE[]dnl +fi])dnl +CXXCPP="$ac_cv_prog_CXXCPP" +AC_MSG_RESULT($CXXCPP) +AC_SUBST(CXXCPP)dnl +]) + +dnl Require finding the C or C++ preprocessor, whichever is the +dnl current language. +AC_DEFUN(AC_REQUIRE_CPP, +[ifelse(AC_LANG, C, [AC_REQUIRE([AC_PROG_CPP])], [AC_REQUIRE([AC_PROG_CXXCPP])])]) + +AC_DEFUN(AC_PROG_LEX, +[AC_CHECK_PROG(LEX, flex, flex, lex) +if test -z "$LEXLIB" +then + case "$LEX" in + flex*) ac_lib=fl ;; + *) ac_lib=l ;; + esac + AC_CHECK_LIB($ac_lib, yywrap, LEXLIB="-l$ac_lib") +fi +AC_SUBST(LEXLIB)]) + +dnl Check if lex declares yytext as a char * by default, not a char[]. +undefine([AC_DECL_YYTEXT]) +AC_DEFUN(AC_DECL_YYTEXT, +[AC_REQUIRE_CPP()dnl +AC_REQUIRE([AC_PROG_LEX])dnl +AC_CACHE_CHECK(lex output file root, ac_cv_prog_lex_root, +[# The minimal lex program is just a single line: %%. But some broken lexes +# (Solaris, I think it was) want two %% lines, so accommodate them. +echo '%% +%%' | $LEX +if test -f lex.yy.c; then + ac_cv_prog_lex_root=lex.yy +elif test -f lexyy.c; then + ac_cv_prog_lex_root=lexyy +else + AC_MSG_ERROR(cannot find output from $LEX; giving up) +fi]) +LEX_OUTPUT_ROOT=$ac_cv_prog_lex_root +AC_SUBST(LEX_OUTPUT_ROOT)dnl + +AC_CACHE_CHECK(whether yytext is a pointer, ac_cv_prog_lex_yytext_pointer, +[# POSIX says lex can declare yytext either as a pointer or an array; the +# default is implementation-dependent. Figure out which it is, since +# not all implementations provide the %pointer and %array declarations. +ac_cv_prog_lex_yytext_pointer=no +echo 'extern char *yytext;' >>$LEX_OUTPUT_ROOT.c +ac_save_LIBS="$LIBS" +LIBS="$LIBS $LEXLIB" +AC_TRY_LINK(`cat $LEX_OUTPUT_ROOT.c`, , ac_cv_prog_lex_yytext_pointer=yes) +LIBS="$ac_save_LIBS" +rm -f "${LEX_OUTPUT_ROOT}.c" +]) +dnl +if test $ac_cv_prog_lex_yytext_pointer = yes; then + AC_DEFINE(YYTEXT_POINTER) +fi +]) + +AC_DEFUN(AC_PROG_INSTALL, +[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl +# Find a good install program. We prefer a C program (faster), +# so one script is as good as another. But avoid the broken or +# incompatible versions: +# SysV /etc/install, /usr/sbin/install +# SunOS /usr/etc/install +# IRIX /sbin/install +# AIX /bin/install +# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag +# AFS /usr/afsws/bin/install, which mishandles nonexistent args +# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff" +# ./install, which can be erroneously created by make from ./install.sh. +AC_MSG_CHECKING(for a BSD compatible install) +if test -z "$INSTALL"; then +AC_CACHE_VAL(ac_cv_path_install, +[ IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS=":" + for ac_dir in $PATH; do + # Account for people who put trailing slashes in PATH elements. + case "$ac_dir/" in + /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;; + *) + # OSF1 and SCO ODT 3.0 have their own names for install. + # Don't use installbsd from OSF since it installs stuff as root + # by default. + for ac_prog in ginstall scoinst install; do + if test -f $ac_dir/$ac_prog; then + if test $ac_prog = install && + grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then + # AIX install. It has an incompatible calling convention. + : + else + ac_cv_path_install="$ac_dir/$ac_prog -c" + break 2 + fi + fi + done + ;; + esac + done + IFS="$ac_save_IFS" +])dnl + if test "${ac_cv_path_install+set}" = set; then + INSTALL="$ac_cv_path_install" + else + # As a last resort, use the slow shell script. We don't cache a + # path for INSTALL within a source directory, because that will + # break other packages using the cache if that directory is + # removed, or if the path is relative. + INSTALL="$ac_install_sh" + fi +fi +dnl We do special magic for INSTALL instead of AC_SUBST, to get +dnl relative paths right. +AC_MSG_RESULT($INSTALL) + +# Use test -z because SunOS4 sh mishandles braces in ${var-val}. +# It thinks the first close brace ends the variable substitution. +test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}' +AC_SUBST(INSTALL_PROGRAM)dnl + +test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}' +AC_SUBST(INSTALL_SCRIPT)dnl + +test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644' +AC_SUBST(INSTALL_DATA)dnl +]) + +AC_DEFUN(AC_PROG_LN_S, +[AC_MSG_CHECKING(whether ln -s works) +AC_CACHE_VAL(ac_cv_prog_LN_S, +[rm -f conftestdata +if ln -s X conftestdata 2>/dev/null +then + rm -f conftestdata + ac_cv_prog_LN_S="ln -s" +else + ac_cv_prog_LN_S=ln +fi])dnl +LN_S="$ac_cv_prog_LN_S" +if test "$ac_cv_prog_LN_S" = "ln -s"; then + AC_MSG_RESULT(yes) +else + AC_MSG_RESULT(no) +fi +AC_SUBST(LN_S)dnl +]) + +define(AC_RSH, +[errprint(__file__:__line__: [$0] has been removed; replace it with equivalent code +)m4exit(4)]) + + +dnl ### Checks for header files + + +AC_DEFUN(AC_HEADER_STDC, +[AC_REQUIRE_CPP()dnl +AC_CACHE_CHECK(for ANSI C header files, ac_cv_header_stdc, +[AC_TRY_CPP([#include <stdlib.h> +#include <stdarg.h> +#include <string.h> +#include <float.h>], ac_cv_header_stdc=yes, ac_cv_header_stdc=no) + +if test $ac_cv_header_stdc = yes; then + # SunOS 4.x string.h does not declare mem*, contrary to ANSI. +AC_EGREP_HEADER(memchr, string.h, , ac_cv_header_stdc=no) +fi + +if test $ac_cv_header_stdc = yes; then + # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI. +AC_EGREP_HEADER(free, stdlib.h, , ac_cv_header_stdc=no) +fi + +if test $ac_cv_header_stdc = yes; then + # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi. +AC_TRY_RUN([#include <ctype.h> +#define ISLOWER(c) ('a' <= (c) && (c) <= 'z') +#define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c)) +#define XOR(e, f) (((e) && !(f)) || (!(e) && (f))) +int main () { int i; for (i = 0; i < 256; i++) +if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2); +exit (0); } +], , ac_cv_header_stdc=no, :) +fi]) +if test $ac_cv_header_stdc = yes; then + AC_DEFINE(STDC_HEADERS) +fi +]) + +AC_DEFUN(AC_UNISTD_H, +[AC_OBSOLETE([$0], [; instead use AC_CHECK_HEADERS(unistd.h)])dnl +AC_CHECK_HEADER(unistd.h, AC_DEFINE(HAVE_UNISTD_H))]) + +AC_DEFUN(AC_USG, +[AC_OBSOLETE([$0], + [; instead use AC_CHECK_HEADERS(string.h) and HAVE_STRING_H])dnl +AC_MSG_CHECKING([for BSD string and memory functions]) +AC_TRY_LINK([#include <strings.h>], [rindex(0, 0); bzero(0, 0);], + [AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no); AC_DEFINE(USG)])]) + + +dnl If memchr and the like aren't declared in <string.h>, include <memory.h>. +dnl To avoid problems, don't check for gcc2 built-ins. +AC_DEFUN(AC_MEMORY_H, +[AC_OBSOLETE([$0], [; instead use AC_CHECK_HEADERS(memory.h) and HAVE_MEMORY_H])dnl +AC_MSG_CHECKING(whether string.h declares mem functions) +AC_EGREP_HEADER(memchr, string.h, ac_found=yes, ac_found=no) +AC_MSG_RESULT($ac_found) +if test $ac_found = no; then + AC_CHECK_HEADER(memory.h, [AC_DEFINE(NEED_MEMORY_H)]) +fi +]) + +AC_DEFUN(AC_HEADER_MAJOR, +[AC_CACHE_CHECK(whether sys/types.h defines makedev, + ac_cv_header_sys_types_h_makedev, +[AC_TRY_LINK([#include <sys/types.h>], [return makedev(0, 0);], + ac_cv_header_sys_types_h_makedev=yes, ac_cv_header_sys_types_h_makedev=no) +]) + +if test $ac_cv_header_sys_types_h_makedev = no; then +AC_CHECK_HEADER(sys/mkdev.h, [AC_DEFINE(MAJOR_IN_MKDEV)]) + + if test $ac_cv_header_sys_mkdev_h = no; then +AC_CHECK_HEADER(sys/sysmacros.h, [AC_DEFINE(MAJOR_IN_SYSMACROS)]) + fi +fi +]) + +AC_DEFUN(AC_HEADER_DIRENT, +[ac_header_dirent=no +AC_CHECK_HEADERS_DIRENT(dirent.h sys/ndir.h sys/dir.h ndir.h, + [ac_header_dirent=$ac_hdr; break]) +# Two versions of opendir et al. are in -ldir and -lx on SCO Xenix. +if test $ac_header_dirent = dirent.h; then +AC_CHECK_LIB(dir, opendir, LIBS="$LIBS -ldir") +else +AC_CHECK_LIB(x, opendir, LIBS="$LIBS -lx") +fi +]) + +dnl Like AC_CHECK_HEADER, except also make sure that HEADER-FILE +dnl defines the type `DIR'. dirent.h on NextStep 3.2 doesn't. +dnl AC_CHECK_HEADER_DIRENT(HEADER-FILE, ACTION-IF-FOUND) +AC_DEFUN(AC_CHECK_HEADER_DIRENT, +[ac_safe=`echo "$1" | sed 'y%./+-%__p_%'` +AC_MSG_CHECKING([for $1 that defines DIR]) +AC_CACHE_VAL(ac_cv_header_dirent_$ac_safe, +[AC_TRY_COMPILE([#include <sys/types.h> +#include <$1>], [DIR *dirp = 0;], + eval "ac_cv_header_dirent_$ac_safe=yes", + eval "ac_cv_header_dirent_$ac_safe=no")])dnl +if eval "test \"`echo '$ac_cv_header_dirent_'$ac_safe`\" = yes"; then + AC_MSG_RESULT(yes) + $2 +else + AC_MSG_RESULT(no) +fi +]) + +dnl Like AC_CHECK_HEADERS, except succeed only for a HEADER-FILE that +dnl defines `DIR'. +dnl AC_CHECK_HEADERS_DIRENT(HEADER-FILE... [, ACTION]) +define(AC_CHECK_HEADERS_DIRENT, +[for ac_hdr in $1 +do +AC_CHECK_HEADER_DIRENT($ac_hdr, +[changequote(, )dnl + ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'` +changequote([, ])dnl + AC_DEFINE_UNQUOTED($ac_tr_hdr) $2])dnl +done]) + +AC_DEFUN(AC_DIR_HEADER, +[AC_OBSOLETE([$0], [; instead use AC_HEADER_DIRENT])dnl +ac_header_dirent=no +for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h; do + AC_CHECK_HEADER_DIRENT($ac_hdr, [ac_header_dirent=$ac_hdr; break]) +done + +case "$ac_header_dirent" in +dirent.h) AC_DEFINE(DIRENT) ;; +sys/ndir.h) AC_DEFINE(SYSNDIR) ;; +sys/dir.h) AC_DEFINE(SYSDIR) ;; +ndir.h) AC_DEFINE(NDIR) ;; +esac + +AC_CACHE_CHECK(whether closedir returns void, ac_cv_func_closedir_void, +[AC_TRY_RUN([#include <sys/types.h> +#include <$ac_header_dirent> +int closedir(); main() { exit(closedir(opendir(".")) != 0); }], + ac_cv_func_closedir_void=no, ac_cv_func_closedir_void=yes, ac_cv_func_closedir_void=yes)]) +if test $ac_cv_func_closedir_void = yes; then + AC_DEFINE(VOID_CLOSEDIR) +fi +]) + +AC_DEFUN(AC_HEADER_STAT, +[AC_CACHE_CHECK(whether stat file-mode macros are broken, + ac_cv_header_stat_broken, +[AC_EGREP_CPP([You lose], [#include <sys/types.h> +#include <sys/stat.h> + +#if defined(S_ISBLK) && defined(S_IFDIR) +# if S_ISBLK (S_IFDIR) +You lose. +# endif +#endif + +#if defined(S_ISBLK) && defined(S_IFCHR) +# if S_ISBLK (S_IFCHR) +You lose. +# endif +#endif + +#if defined(S_ISLNK) && defined(S_IFREG) +# if S_ISLNK (S_IFREG) +You lose. +# endif +#endif + +#if defined(S_ISSOCK) && defined(S_IFREG) +# if S_ISSOCK (S_IFREG) +You lose. +# endif +#endif +], ac_cv_header_stat_broken=yes, ac_cv_header_stat_broken=no)]) +if test $ac_cv_header_stat_broken = yes; then + AC_DEFINE(STAT_MACROS_BROKEN) +fi +]) + +AC_DEFUN(AC_DECL_SYS_SIGLIST, +[AC_CACHE_CHECK([for sys_siglist declaration in signal.h or unistd.h], + ac_cv_decl_sys_siglist, +[AC_TRY_COMPILE([#include <sys/types.h> +#include <signal.h> +/* NetBSD declares sys_siglist in unistd.h. */ +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif], [char *msg = *(sys_siglist + 1);], + ac_cv_decl_sys_siglist=yes, ac_cv_decl_sys_siglist=no)]) +if test $ac_cv_decl_sys_siglist = yes; then + AC_DEFINE(SYS_SIGLIST_DECLARED) +fi +]) + +AC_DEFUN(AC_HEADER_SYS_WAIT, +[AC_CACHE_CHECK([for sys/wait.h that is POSIX.1 compatible], + ac_cv_header_sys_wait_h, +[AC_TRY_COMPILE([#include <sys/types.h> +#include <sys/wait.h> +#ifndef WEXITSTATUS +#define WEXITSTATUS(stat_val) ((unsigned)(stat_val) >> 8) +#endif +#ifndef WIFEXITED +#define WIFEXITED(stat_val) (((stat_val) & 255) == 0) +#endif], [int s; +wait (&s); +s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;], +ac_cv_header_sys_wait_h=yes, ac_cv_header_sys_wait_h=no)]) +if test $ac_cv_header_sys_wait_h = yes; then + AC_DEFINE(HAVE_SYS_WAIT_H) +fi +]) + + +dnl ### Checks for typedefs + + +AC_DEFUN(AC_TYPE_GETGROUPS, +[AC_REQUIRE([AC_TYPE_UID_T])dnl +AC_CACHE_CHECK(type of array argument to getgroups, ac_cv_type_getgroups, +[AC_TRY_RUN( +changequote(<<, >>)dnl +<< +/* Thanks to Mike Rendell for this test. */ +#include <sys/types.h> +#define NGID 256 +#undef MAX +#define MAX(x, y) ((x) > (y) ? (x) : (y)) +main() +{ + gid_t gidset[NGID]; + int i, n; + union { gid_t gval; long lval; } val; + + val.lval = -1; + for (i = 0; i < NGID; i++) + gidset[i] = val.gval; + n = getgroups (sizeof (gidset) / MAX (sizeof (int), sizeof (gid_t)) - 1, + gidset); + /* Exit non-zero if getgroups seems to require an array of ints. This + happens when gid_t is short but getgroups modifies an array of ints. */ + exit ((n > 0 && gidset[n] != val.gval) ? 1 : 0); +} +>>, +changequote([, ])dnl + ac_cv_type_getgroups=gid_t, ac_cv_type_getgroups=int, + ac_cv_type_getgroups=cross) +if test $ac_cv_type_getgroups = cross; then + dnl When we can't run the test program (we are cross compiling), presume + dnl that <unistd.h> has either an accurate prototype for getgroups or none. + dnl Old systems without prototypes probably use int. + AC_EGREP_HEADER([getgroups.*int.*gid_t], unistd.h, + ac_cv_type_getgroups=gid_t, ac_cv_type_getgroups=int) +fi]) +AC_DEFINE_UNQUOTED(GETGROUPS_T, $ac_cv_type_getgroups) +]) + +AC_DEFUN(AC_TYPE_UID_T, +[AC_CACHE_CHECK(for uid_t in sys/types.h, ac_cv_type_uid_t, +[AC_EGREP_HEADER(uid_t, sys/types.h, + ac_cv_type_uid_t=yes, ac_cv_type_uid_t=no)]) +if test $ac_cv_type_uid_t = no; then + AC_DEFINE(uid_t, int) + AC_DEFINE(gid_t, int) +fi +]) + +AC_DEFUN(AC_TYPE_SIZE_T, +[AC_CHECK_TYPE(size_t, unsigned)]) + +AC_DEFUN(AC_TYPE_PID_T, +[AC_CHECK_TYPE(pid_t, int)]) + +AC_DEFUN(AC_TYPE_OFF_T, +[AC_CHECK_TYPE(off_t, long)]) + +AC_DEFUN(AC_TYPE_MODE_T, +[AC_CHECK_TYPE(mode_t, int)]) + +dnl Note that identifiers starting with SIG are reserved by ANSI C. +AC_DEFUN(AC_TYPE_SIGNAL, +[AC_CACHE_CHECK([return type of signal handlers], ac_cv_type_signal, +[AC_TRY_COMPILE([#include <sys/types.h> +#include <signal.h> +#ifdef signal +#undef signal +#endif +#ifdef __cplusplus +extern "C" void (*signal (int, void (*)(int)))(int); +#else +void (*signal ()) (); +#endif +], +[int i;], ac_cv_type_signal=void, ac_cv_type_signal=int)]) +AC_DEFINE_UNQUOTED(RETSIGTYPE, $ac_cv_type_signal) +]) + + +dnl ### Checks for functions + + +AC_DEFUN(AC_FUNC_CLOSEDIR_VOID, +[AC_REQUIRE([AC_HEADER_DIRENT])dnl +AC_CACHE_CHECK(whether closedir returns void, ac_cv_func_closedir_void, +[AC_TRY_RUN([#include <sys/types.h> +#include <$ac_header_dirent> +int closedir(); main() { exit(closedir(opendir(".")) != 0); }], + ac_cv_func_closedir_void=no, ac_cv_func_closedir_void=yes, ac_cv_func_closedir_void=yes)]) +if test $ac_cv_func_closedir_void = yes; then + AC_DEFINE(CLOSEDIR_VOID) +fi +]) + +AC_DEFUN(AC_FUNC_FNMATCH, +[AC_CACHE_CHECK(for working fnmatch, ac_cv_func_fnmatch_works, +# Some versions of Solaris or SCO have a broken fnmatch function. +# So we run a test program. If we are cross-compiling, take no chance. +# Thanks to John Oleynick and Franc,ois Pinard for this test. +[AC_TRY_RUN([main() { exit (fnmatch ("a*", "abc", 0) != 0); }], +ac_cv_func_fnmatch_works=yes, ac_cv_func_fnmatch_works=no, +ac_cv_func_fnmatch_works=no)]) +if test $ac_cv_func_fnmatch_works = yes; then + AC_DEFINE(HAVE_FNMATCH) +fi +]) + +AC_DEFUN(AC_FUNC_MMAP, +[AC_CHECK_HEADERS(unistd.h) +AC_CHECK_FUNCS(getpagesize) +AC_CACHE_CHECK(for working mmap, ac_cv_func_mmap_fixed_mapped, +[AC_TRY_RUN([ +/* Thanks to Mike Haertel and Jim Avera for this test. + Here is a matrix of mmap possibilities: + mmap private not fixed + mmap private fixed at somewhere currently unmapped + mmap private fixed at somewhere already mapped + mmap shared not fixed + mmap shared fixed at somewhere currently unmapped + mmap shared fixed at somewhere already mapped + For private mappings, we should verify that changes cannot be read() + back from the file, nor mmap's back from the file at a different + address. (There have been systems where private was not correctly + implemented like the infamous i386 svr4.0, and systems where the + VM page cache was not coherent with the filesystem buffer cache + like early versions of FreeBSD and possibly contemporary NetBSD.) + For shared mappings, we should conversely verify that changes get + propogated back to all the places they're supposed to be. + + Grep wants private fixed already mapped. + The main things grep needs to know about mmap are: + * does it exist and is it safe to write into the mmap'd area + * how to use it (BSD variants) */ +#include <sys/types.h> +#include <fcntl.h> +#include <sys/mman.h> + +/* This mess was copied from the GNU getpagesize.h. */ +#ifndef HAVE_GETPAGESIZE +# ifdef HAVE_UNISTD_H +# include <unistd.h> +# endif + +/* Assume that all systems that can run configure have sys/param.h. */ +# ifndef HAVE_SYS_PARAM_H +# define HAVE_SYS_PARAM_H 1 +# endif + +# ifdef _SC_PAGESIZE +# define getpagesize() sysconf(_SC_PAGESIZE) +# else /* no _SC_PAGESIZE */ +# ifdef HAVE_SYS_PARAM_H +# include <sys/param.h> +# ifdef EXEC_PAGESIZE +# define getpagesize() EXEC_PAGESIZE +# else /* no EXEC_PAGESIZE */ +# ifdef NBPG +# define getpagesize() NBPG * CLSIZE +# ifndef CLSIZE +# define CLSIZE 1 +# endif /* no CLSIZE */ +# else /* no NBPG */ +# ifdef NBPC +# define getpagesize() NBPC +# else /* no NBPC */ +# ifdef PAGESIZE +# define getpagesize() PAGESIZE +# endif /* PAGESIZE */ +# endif /* no NBPC */ +# endif /* no NBPG */ +# endif /* no EXEC_PAGESIZE */ +# else /* no HAVE_SYS_PARAM_H */ +# define getpagesize() 8192 /* punt totally */ +# endif /* no HAVE_SYS_PARAM_H */ +# endif /* no _SC_PAGESIZE */ + +#endif /* no HAVE_GETPAGESIZE */ + +#ifdef __cplusplus +extern "C" { void *malloc(unsigned); } +#else +char *malloc(); +#endif + +int +main() +{ + char *data, *data2, *data3; + int i, pagesize; + int fd; + + pagesize = getpagesize(); + + /* + * First, make a file with some known garbage in it. + */ + data = malloc(pagesize); + if (!data) + exit(1); + for (i = 0; i < pagesize; ++i) + *(data + i) = rand(); + umask(0); + fd = creat("conftestmmap", 0600); + if (fd < 0) + exit(1); + if (write(fd, data, pagesize) != pagesize) + exit(1); + close(fd); + + /* + * Next, try to mmap the file at a fixed address which + * already has something else allocated at it. If we can, + * also make sure that we see the same garbage. + */ + fd = open("conftestmmap", O_RDWR); + if (fd < 0) + exit(1); + data2 = malloc(2 * pagesize); + if (!data2) + exit(1); + data2 += (pagesize - ((int) data2 & (pagesize - 1))) & (pagesize - 1); + if (data2 != mmap(data2, pagesize, PROT_READ | PROT_WRITE, + MAP_PRIVATE | MAP_FIXED, fd, 0L)) + exit(1); + for (i = 0; i < pagesize; ++i) + if (*(data + i) != *(data2 + i)) + exit(1); + + /* + * Finally, make sure that changes to the mapped area + * do not percolate back to the file as seen by read(). + * (This is a bug on some variants of i386 svr4.0.) + */ + for (i = 0; i < pagesize; ++i) + *(data2 + i) = *(data2 + i) + 1; + data3 = malloc(pagesize); + if (!data3) + exit(1); + if (read(fd, data3, pagesize) != pagesize) + exit(1); + for (i = 0; i < pagesize; ++i) + if (*(data + i) != *(data3 + i)) + exit(1); + close(fd); + unlink("conftestmmap"); + exit(0); +} +], ac_cv_func_mmap_fixed_mapped=yes, ac_cv_func_mmap_fixed_mapped=no, +ac_cv_func_mmap_fixed_mapped=no)]) +if test $ac_cv_func_mmap_fixed_mapped = yes; then + AC_DEFINE(HAVE_MMAP) +fi +]) + +AC_DEFUN(AC_FUNC_GETPGRP, +[AC_CACHE_CHECK(whether getpgrp takes no argument, ac_cv_func_getpgrp_void, +[AC_TRY_RUN([ +/* + * If this system has a BSD-style getpgrp(), + * which takes a pid argument, exit unsuccessfully. + * + * Snarfed from Chet Ramey's bash pgrp.c test program + */ +#include <stdio.h> +#include <sys/types.h> + +int pid; +int pg1, pg2, pg3, pg4; +int ng, np, s, child; + +main() +{ + pid = getpid(); + pg1 = getpgrp(0); + pg2 = getpgrp(); + pg3 = getpgrp(pid); + pg4 = getpgrp(1); + + /* + * If all of these values are the same, it's pretty sure that + * we're on a system that ignores getpgrp's first argument. + */ + if (pg2 == pg4 && pg1 == pg3 && pg2 == pg3) + exit(0); + + child = fork(); + if (child < 0) + exit(1); + else if (child == 0) { + np = getpid(); + /* + * If this is Sys V, this will not work; pgrp will be + * set to np because setpgrp just changes a pgrp to be + * the same as the pid. + */ + setpgrp(np, pg1); + ng = getpgrp(0); /* Same result for Sys V and BSD */ + if (ng == pg1) { + exit(1); + } else { + exit(0); + } + } else { + wait(&s); + exit(s>>8); + } +} +], ac_cv_func_getpgrp_void=yes, ac_cv_func_getpgrp_void=no, + AC_MSG_ERROR(cannot check getpgrp if cross compiling)) +]) +if test $ac_cv_func_getpgrp_void = yes; then + AC_DEFINE(GETPGRP_VOID) +fi +]) + +AC_DEFUN(AC_FUNC_SETPGRP, +[AC_CACHE_CHECK(whether setpgrp takes no argument, ac_cv_func_setpgrp_void, +AC_TRY_RUN([ +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif + +/* + * If this system has a BSD-style setpgrp, which takes arguments, exit + * successfully. + */ +main() +{ + if (setpgrp(1,1) == -1) + exit(0); + else + exit(1); +} +], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes, + AC_MSG_ERROR(cannot check setpgrp if cross compiling)) +) +if test $ac_cv_func_setpgrp_void = yes; then + AC_DEFINE(SETPGRP_VOID) +fi +]) + +AC_DEFUN(AC_FUNC_VPRINTF, +[AC_CHECK_FUNC(vprintf, AC_DEFINE(HAVE_VPRINTF)) +if test "$ac_cv_func_vprintf" != yes; then +AC_CHECK_FUNC(_doprnt, AC_DEFINE(HAVE_DOPRNT)) +fi +]) + +AC_DEFUN(AC_FUNC_VFORK, +[AC_REQUIRE([AC_TYPE_PID_T])dnl +AC_CHECK_HEADER(vfork.h, AC_DEFINE(HAVE_VFORK_H)) +AC_CACHE_CHECK(for working vfork, ac_cv_func_vfork_works, +[AC_TRY_RUN([/* Thanks to Paul Eggert for this test. */ +#include <stdio.h> +#include <sys/types.h> +#include <sys/stat.h> +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif +#ifdef HAVE_VFORK_H +#include <vfork.h> +#endif +/* On some sparc systems, changes by the child to local and incoming + argument registers are propagated back to the parent. + The compiler is told about this with #include <vfork.h>, + but some compilers (e.g. gcc -O) don't grok <vfork.h>. + Test for this by using a static variable whose address + is put into a register that is clobbered by the vfork. */ +static +#ifdef __cplusplus +sparc_address_test (int arg) +#else +sparc_address_test (arg) int arg; +#endif +{ + static pid_t child; + if (!child) { + child = vfork (); + if (child < 0) { + perror ("vfork"); + _exit(2); + } + if (!child) { + arg = getpid(); + write(-1, "", 0); + _exit (arg); + } + } +} +main() { + pid_t parent = getpid (); + pid_t child; + + sparc_address_test (); + + child = vfork (); + + if (child == 0) { + /* Here is another test for sparc vfork register problems. + This test uses lots of local variables, at least + as many local variables as main has allocated so far + including compiler temporaries. 4 locals are enough for + gcc 1.40.3 on a Solaris 4.1.3 sparc, but we use 8 to be safe. + A buggy compiler should reuse the register of parent + for one of the local variables, since it will think that + parent can't possibly be used any more in this routine. + Assigning to the local variable will thus munge parent + in the parent process. */ + pid_t + p = getpid(), p1 = getpid(), p2 = getpid(), p3 = getpid(), + p4 = getpid(), p5 = getpid(), p6 = getpid(), p7 = getpid(); + /* Convince the compiler that p..p7 are live; otherwise, it might + use the same hardware register for all 8 local variables. */ + if (p != p1 || p != p2 || p != p3 || p != p4 + || p != p5 || p != p6 || p != p7) + _exit(1); + + /* On some systems (e.g. IRIX 3.3), + vfork doesn't separate parent from child file descriptors. + If the child closes a descriptor before it execs or exits, + this munges the parent's descriptor as well. + Test for this by closing stdout in the child. */ + _exit(close(fileno(stdout)) != 0); + } else { + int status; + struct stat st; + + while (wait(&status) != child) + ; + exit( + /* Was there some problem with vforking? */ + child < 0 + + /* Did the child fail? (This shouldn't happen.) */ + || status + + /* Did the vfork/compiler bug occur? */ + || parent != getpid() + + /* Did the file descriptor bug occur? */ + || fstat(fileno(stdout), &st) != 0 + ); + } +}], +ac_cv_func_vfork_works=yes, ac_cv_func_vfork_works=no, AC_CHECK_FUNC(vfork) +ac_cv_func_vfork_works=$ac_cv_func_vfork)]) +if test $ac_cv_func_vfork_works = no; then + AC_DEFINE(vfork, fork) +fi +]) + +AC_DEFUN(AC_FUNC_WAIT3, +[AC_CACHE_CHECK(for wait3 that fills in rusage, ac_cv_func_wait3_rusage, +[AC_TRY_RUN([#include <sys/types.h> +#include <sys/time.h> +#include <sys/resource.h> +#include <stdio.h> +/* HP-UX has wait3 but does not fill in rusage at all. */ +main() { + struct rusage r; + int i; + /* Use a field that we can force nonzero -- + voluntary context switches. + For systems like NeXT and OSF/1 that don't set it, + also use the system CPU time. And page faults (I/O) for Linux. */ + r.ru_nvcsw = 0; + r.ru_stime.tv_sec = 0; + r.ru_stime.tv_usec = 0; + r.ru_majflt = r.ru_minflt = 0; + switch (fork()) { + case 0: /* Child. */ + sleep(1); /* Give up the CPU. */ + _exit(0); + case -1: _exit(0); /* What can we do? */ + default: /* Parent. */ + wait3(&i, 0, &r); + sleep(2); /* Avoid "text file busy" from rm on fast HP-UX machines. */ + exit(r.ru_nvcsw == 0 && r.ru_majflt == 0 && r.ru_minflt == 0 + && r.ru_stime.tv_sec == 0 && r.ru_stime.tv_usec == 0); + } +}], ac_cv_func_wait3_rusage=yes, ac_cv_func_wait3_rusage=no, +ac_cv_func_wait3_rusage=no)]) +if test $ac_cv_func_wait3_rusage = yes; then + AC_DEFINE(HAVE_WAIT3) +fi +]) + +AC_DEFUN(AC_FUNC_ALLOCA, +[AC_REQUIRE_CPP()dnl Set CPP; we run AC_EGREP_CPP conditionally. +# The Ultrix 4.2 mips builtin alloca declared by alloca.h only works +# for constant arguments. Useless! +AC_CACHE_CHECK([for working alloca.h], ac_cv_header_alloca_h, +[AC_TRY_LINK([#include <alloca.h>], [char *p = alloca(2 * sizeof(int));], + ac_cv_header_alloca_h=yes, ac_cv_header_alloca_h=no)]) +if test $ac_cv_header_alloca_h = yes; then + AC_DEFINE(HAVE_ALLOCA_H) +fi + +AC_CACHE_CHECK([for alloca], ac_cv_func_alloca_works, +[AC_TRY_LINK([ +#ifdef __GNUC__ +# define alloca __builtin_alloca +#else +# ifdef _MSC_VER +# include <malloc.h> +# define alloca _alloca +# else +# if HAVE_ALLOCA_H +# include <alloca.h> +# else +# ifdef _AIX + #pragma alloca +# else +# ifndef alloca /* predefined by HP cc +Olibcalls */ +char *alloca (); +# endif +# endif +# endif +# endif +#endif +], [char *p = (char *) alloca(1);], + ac_cv_func_alloca_works=yes, ac_cv_func_alloca_works=no)]) +if test $ac_cv_func_alloca_works = yes; then + AC_DEFINE(HAVE_ALLOCA) +fi + +if test $ac_cv_func_alloca_works = no; then + # The SVR3 libPW and SVR4 libucb both contain incompatible functions + # that cause trouble. Some versions do not even contain alloca or + # contain a buggy version. If you still want to use their alloca, + # use ar to extract alloca.o from them instead of compiling alloca.c. + ALLOCA=alloca.${ac_objext} + AC_DEFINE(C_ALLOCA) + +AC_CACHE_CHECK(whether alloca needs Cray hooks, ac_cv_os_cray, +[AC_EGREP_CPP(webecray, +[#if defined(CRAY) && ! defined(CRAY2) +webecray +#else +wenotbecray +#endif +], ac_cv_os_cray=yes, ac_cv_os_cray=no)]) +if test $ac_cv_os_cray = yes; then +for ac_func in _getb67 GETB67 getb67; do + AC_CHECK_FUNC($ac_func, [AC_DEFINE_UNQUOTED(CRAY_STACKSEG_END, $ac_func) + break]) +done +fi + +AC_CACHE_CHECK(stack direction for C alloca, ac_cv_c_stack_direction, +[AC_TRY_RUN([find_stack_direction () +{ + static char *addr = 0; + auto char dummy; + if (addr == 0) + { + addr = &dummy; + return find_stack_direction (); + } + else + return (&dummy > addr) ? 1 : -1; +} +main () +{ + exit (find_stack_direction() < 0); +}], ac_cv_c_stack_direction=1, ac_cv_c_stack_direction=-1, + ac_cv_c_stack_direction=0)]) +AC_DEFINE_UNQUOTED(STACK_DIRECTION, $ac_cv_c_stack_direction) +fi +AC_SUBST(ALLOCA)dnl +]) + +AC_DEFUN(AC_FUNC_GETLOADAVG, +[ac_have_func=no # yes means we've found a way to get the load average. + +# Some systems with -lutil have (and need) -lkvm as well, some do not. +# On Solaris, -lkvm requires nlist from -lelf, so check that first +# to get the right answer into the cache. +AC_CHECK_LIB(elf, elf_begin, LIBS="-lelf $LIBS") +AC_CHECK_LIB(kvm, kvm_open, LIBS="-lkvm $LIBS") +# Check for the 4.4BSD definition of getloadavg. +AC_CHECK_LIB(util, getloadavg, + [LIBS="-lutil $LIBS" ac_have_func=yes ac_cv_func_getloadavg_setgid=yes]) + +if test $ac_have_func = no; then + # There is a commonly available library for RS/6000 AIX. + # Since it is not a standard part of AIX, it might be installed locally. + ac_getloadavg_LIBS="$LIBS"; LIBS="-L/usr/local/lib $LIBS" + AC_CHECK_LIB(getloadavg, getloadavg, + LIBS="-lgetloadavg $LIBS", LIBS="$ac_getloadavg_LIBS") +fi + +# Make sure it is really in the library, if we think we found it. +AC_REPLACE_FUNCS(getloadavg) + +if test $ac_cv_func_getloadavg = yes; then + AC_DEFINE(HAVE_GETLOADAVG) + ac_have_func=yes +else + # Figure out what our getloadavg.c needs. + ac_have_func=no + AC_CHECK_HEADER(sys/dg_sys_info.h, + [ac_have_func=yes; AC_DEFINE(DGUX) + AC_CHECK_LIB(dgc, dg_sys_info)]) + + # We cannot check for <dwarf.h>, because Solaris 2 does not use dwarf (it + # uses stabs), but it is still SVR4. We cannot check for <elf.h> because + # Irix 4.0.5F has the header but not the library. + if test $ac_have_func = no && test $ac_cv_lib_elf_elf_begin = yes; then + ac_have_func=yes; AC_DEFINE(SVR4) + fi + + if test $ac_have_func = no; then + AC_CHECK_HEADER(inq_stats/cpustats.h, + [ac_have_func=yes; AC_DEFINE(UMAX) + AC_DEFINE(UMAX4_3)]) + fi + + if test $ac_have_func = no; then + AC_CHECK_HEADER(sys/cpustats.h, + [ac_have_func=yes; AC_DEFINE(UMAX)]) + fi + + if test $ac_have_func = no; then + AC_CHECK_HEADERS(mach/mach.h) + fi + + AC_CHECK_HEADER(nlist.h, + [AC_DEFINE(NLIST_STRUCT) + AC_CACHE_CHECK([for n_un in struct nlist], ac_cv_struct_nlist_n_un, + [AC_TRY_COMPILE([#include <nlist.h>], + [struct nlist n; n.n_un.n_name = 0;], + ac_cv_struct_nlist_n_un=yes, ac_cv_struct_nlist_n_un=no)]) + if test $ac_cv_struct_nlist_n_un = yes; then + AC_DEFINE(NLIST_NAME_UNION) + fi + ])dnl +fi # Do not have getloadavg in system libraries. + +# Some definitions of getloadavg require that the program be installed setgid. +dnl FIXME Don't hardwire the path of getloadavg.c in the top-level directory. +AC_CACHE_CHECK(whether getloadavg requires setgid, + ac_cv_func_getloadavg_setgid, +[AC_EGREP_CPP([Yowza Am I SETGID yet], +[#include "$srcdir/getloadavg.c" +#ifdef LDAV_PRIVILEGED +Yowza Am I SETGID yet +#endif], + ac_cv_func_getloadavg_setgid=yes, ac_cv_func_getloadavg_setgid=no)]) +if test $ac_cv_func_getloadavg_setgid = yes; then + NEED_SETGID=true; AC_DEFINE(GETLOADAVG_PRIVILEGED) +else + NEED_SETGID=false +fi +AC_SUBST(NEED_SETGID)dnl + +if test $ac_cv_func_getloadavg_setgid = yes; then + AC_CACHE_CHECK(group of /dev/kmem, ac_cv_group_kmem, +[changequote(, )dnl + # On Solaris, /dev/kmem is a symlink. Get info on the real file. + ac_ls_output=`ls -lgL /dev/kmem 2>/dev/null` + # If we got an error (system does not support symlinks), try without -L. + test -z "$ac_ls_output" && ac_ls_output=`ls -lg /dev/kmem` + ac_cv_group_kmem=`echo $ac_ls_output \ + | sed -ne 's/[ ][ ]*/ /g; + s/^.[sSrwx-]* *[0-9]* *\([^0-9]*\) *.*/\1/; + / /s/.* //;p;'` +changequote([, ])dnl +]) + KMEM_GROUP=$ac_cv_group_kmem +fi +AC_SUBST(KMEM_GROUP)dnl +]) + +AC_DEFUN(AC_FUNC_UTIME_NULL, +[AC_CACHE_CHECK(whether utime accepts a null argument, ac_cv_func_utime_null, +[rm -f conftestdata; > conftestdata +# Sequent interprets utime(file, 0) to mean use start of epoch. Wrong. +AC_TRY_RUN([#include <sys/types.h> +#include <sys/stat.h> +main() { +struct stat s, t; +exit(!(stat ("conftestdata", &s) == 0 && utime("conftestdata", (long *)0) == 0 +&& stat("conftestdata", &t) == 0 && t.st_mtime >= s.st_mtime +&& t.st_mtime - s.st_mtime < 120)); +}], ac_cv_func_utime_null=yes, ac_cv_func_utime_null=no, + ac_cv_func_utime_null=no) +rm -f core core.* *.core]) +if test $ac_cv_func_utime_null = yes; then + AC_DEFINE(HAVE_UTIME_NULL) +fi +]) + +AC_DEFUN(AC_FUNC_STRCOLL, +[AC_CACHE_CHECK(for working strcoll, ac_cv_func_strcoll_works, +[AC_TRY_RUN([#include <string.h> +main () +{ + exit (strcoll ("abc", "def") >= 0 || + strcoll ("ABC", "DEF") >= 0 || + strcoll ("123", "456") >= 0); +}], ac_cv_func_strcoll_works=yes, ac_cv_func_strcoll_works=no, +ac_cv_func_strcoll_works=no)]) +if test $ac_cv_func_strcoll_works = yes; then + AC_DEFINE(HAVE_STRCOLL) +fi +]) + +AC_DEFUN(AC_FUNC_SETVBUF_REVERSED, +[AC_CACHE_CHECK(whether setvbuf arguments are reversed, + ac_cv_func_setvbuf_reversed, +[AC_TRY_RUN([#include <stdio.h> +/* If setvbuf has the reversed format, exit 0. */ +main () { + /* This call has the arguments reversed. + A reversed system may check and see that the address of main + is not _IOLBF, _IONBF, or _IOFBF, and return nonzero. */ + if (setvbuf(stdout, _IOLBF, (char *) main, BUFSIZ) != 0) + exit(1); + putc('\r', stdout); + exit(0); /* Non-reversed systems segv here. */ +}], ac_cv_func_setvbuf_reversed=yes, ac_cv_func_setvbuf_reversed=no) +rm -f core core.* *.core]) +if test $ac_cv_func_setvbuf_reversed = yes; then + AC_DEFINE(SETVBUF_REVERSED) +fi +]) + +AC_DEFUN(AC_FUNC_GETMNTENT, +[# getmntent is in -lsun on Irix 4, -lseq on Dynix/PTX, -lgen on Unixware. +AC_CHECK_LIB(sun, getmntent, LIBS="-lsun $LIBS", + [AC_CHECK_LIB(seq, getmntent, LIBS="-lseq $LIBS", + [AC_CHECK_LIB(gen, getmntent, LIBS="-lgen $LIBS")])]) +AC_CHECK_FUNC(getmntent, [AC_DEFINE(HAVE_GETMNTENT)])]) + +AC_DEFUN(AC_FUNC_STRFTIME, +[AC_CHECK_FUNC(strftime, [AC_DEFINE(HAVE_STRFTIME)], +[# strftime is in -lintl on SCO UNIX. +AC_CHECK_LIB(intl, strftime, +[AC_DEFINE(HAVE_STRFTIME) +LIBS="-lintl $LIBS"])])]) + +AC_DEFUN(AC_FUNC_MEMCMP, +[AC_CACHE_CHECK(for 8-bit clean memcmp, ac_cv_func_memcmp_clean, +[AC_TRY_RUN([ +main() +{ + char c0 = 0x40, c1 = 0x80, c2 = 0x81; + exit(memcmp(&c0, &c2, 1) < 0 && memcmp(&c1, &c2, 1) < 0 ? 0 : 1); +} +], ac_cv_func_memcmp_clean=yes, ac_cv_func_memcmp_clean=no, +ac_cv_func_memcmp_clean=no)]) +test $ac_cv_func_memcmp_clean = no && LIBOBJS="$LIBOBJS memcmp.${ac_objext}" +AC_SUBST(LIBOBJS)dnl +]) + +AC_DEFUN(AC_FUNC_SELECT_ARGTYPES, +[AC_MSG_CHECKING([types of arguments for select()]) + AC_CACHE_VAL(ac_cv_func_select_arg234,dnl + [AC_CACHE_VAL(ac_cv_func_select_arg1,dnl + [AC_CACHE_VAL(ac_cv_func_select_arg5,dnl + [for ac_cv_func_select_arg234 in 'fd_set *' 'int *' 'void *'; do + for ac_cv_func_select_arg1 in 'int' 'size_t' 'unsigned long' 'unsigned'; do + for ac_cv_func_select_arg5 in 'struct timeval *' 'const struct timeval *'; do + AC_TRY_COMPILE(dnl +[#ifdef HAVE_SYS_TYPES_H +#include <sys/types.h> +#endif +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#endif +#ifdef HAVE_SYS_SELECT_H +#include <sys/select.h> +#endif +#ifdef HAVE_SYS_SOCKET_H +#include <sys/socket.h> +#endif +extern select ($ac_cv_func_select_arg1,$ac_cv_func_select_arg234,$ac_cv_func_select_arg234,$ac_cv_func_select_arg234,$ac_cv_func_select_arg5);],,dnl + [ac_not_found=no ; break 3],ac_not_found=yes) + done + done + done + ])dnl AC_CACHE_VAL + ])dnl AC_CACHE_VAL + ])dnl AC_CACHE_VAL + if test "$ac_not_found" = yes; then + ac_cv_func_select_arg1=int + ac_cv_func_select_arg234='int *' + ac_cv_func_select_arg5='struct timeval *' + fi + AC_MSG_RESULT([$ac_cv_func_select_arg1,$ac_cv_func_select_arg234,$ac_cv_func_select_arg5]) + AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG1,$ac_cv_func_select_arg1) + AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG234,($ac_cv_func_select_arg234)) + AC_DEFINE_UNQUOTED(SELECT_TYPE_ARG5,($ac_cv_func_select_arg5)) +]) + + +dnl ### Checks for structure members + + +AC_DEFUN(AC_HEADER_TIME, +[AC_CACHE_CHECK([whether time.h and sys/time.h may both be included], + ac_cv_header_time, +[AC_TRY_COMPILE([#include <sys/types.h> +#include <sys/time.h> +#include <time.h>], +[struct tm *tp;], ac_cv_header_time=yes, ac_cv_header_time=no)]) +if test $ac_cv_header_time = yes; then + AC_DEFINE(TIME_WITH_SYS_TIME) +fi +]) + +AC_DEFUN(AC_STRUCT_TM, +[AC_CACHE_CHECK([whether struct tm is in sys/time.h or time.h], + ac_cv_struct_tm, +[AC_TRY_COMPILE([#include <sys/types.h> +#include <time.h>], +[struct tm *tp; tp->tm_sec;], + ac_cv_struct_tm=time.h, ac_cv_struct_tm=sys/time.h)]) +if test $ac_cv_struct_tm = sys/time.h; then + AC_DEFINE(TM_IN_SYS_TIME) +fi +]) + +AC_DEFUN(AC_STRUCT_TIMEZONE, +[AC_REQUIRE([AC_STRUCT_TM])dnl +AC_CACHE_CHECK([for tm_zone in struct tm], ac_cv_struct_tm_zone, +[AC_TRY_COMPILE([#include <sys/types.h> +#include <$ac_cv_struct_tm>], [struct tm tm; tm.tm_zone;], + ac_cv_struct_tm_zone=yes, ac_cv_struct_tm_zone=no)]) +if test "$ac_cv_struct_tm_zone" = yes; then + AC_DEFINE(HAVE_TM_ZONE) +else + AC_CACHE_CHECK(for tzname, ac_cv_var_tzname, +[AC_TRY_LINK( +changequote(<<, >>)dnl +<<#include <time.h> +#ifndef tzname /* For SGI. */ +extern char *tzname[]; /* RS6000 and others reject char **tzname. */ +#endif>>, +changequote([, ])dnl +[atoi(*tzname);], ac_cv_var_tzname=yes, ac_cv_var_tzname=no)]) + if test $ac_cv_var_tzname = yes; then + AC_DEFINE(HAVE_TZNAME) + fi +fi +]) + +AC_DEFUN(AC_STRUCT_ST_BLOCKS, +[AC_CACHE_CHECK([for st_blocks in struct stat], ac_cv_struct_st_blocks, +[AC_TRY_COMPILE([#include <sys/types.h> +#include <sys/stat.h>], [struct stat s; s.st_blocks;], +ac_cv_struct_st_blocks=yes, ac_cv_struct_st_blocks=no)]) +if test $ac_cv_struct_st_blocks = yes; then + AC_DEFINE(HAVE_ST_BLOCKS) +else + LIBOBJS="$LIBOBJS fileblocks.${ac_objext}" +fi +AC_SUBST(LIBOBJS)dnl +]) + +AC_DEFUN(AC_STRUCT_ST_BLKSIZE, +[AC_CACHE_CHECK([for st_blksize in struct stat], ac_cv_struct_st_blksize, +[AC_TRY_COMPILE([#include <sys/types.h> +#include <sys/stat.h>], [struct stat s; s.st_blksize;], +ac_cv_struct_st_blksize=yes, ac_cv_struct_st_blksize=no)]) +if test $ac_cv_struct_st_blksize = yes; then + AC_DEFINE(HAVE_ST_BLKSIZE) +fi +]) + +AC_DEFUN(AC_STRUCT_ST_RDEV, +[AC_CACHE_CHECK([for st_rdev in struct stat], ac_cv_struct_st_rdev, +[AC_TRY_COMPILE([#include <sys/types.h> +#include <sys/stat.h>], [struct stat s; s.st_rdev;], +ac_cv_struct_st_rdev=yes, ac_cv_struct_st_rdev=no)]) +if test $ac_cv_struct_st_rdev = yes; then + AC_DEFINE(HAVE_ST_RDEV) +fi +]) + + +dnl ### Checks for compiler characteristics + + +AC_DEFUN(AC_C_CROSS, +[AC_OBSOLETE([$0], [; it has been merged into AC_PROG_CC])]) + +AC_DEFUN(AC_C_CHAR_UNSIGNED, +[AC_CACHE_CHECK(whether char is unsigned, ac_cv_c_char_unsigned, +[if test "$GCC" = yes; then + # GCC predefines this symbol on systems where it applies. +AC_EGREP_CPP(yes, +[#ifdef __CHAR_UNSIGNED__ + yes +#endif +], ac_cv_c_char_unsigned=yes, ac_cv_c_char_unsigned=no) +else +AC_TRY_RUN( +[/* volatile prevents gcc2 from optimizing the test away on sparcs. */ +#if !defined(__STDC__) || __STDC__ != 1 +#define volatile +#endif +main() { + volatile char c = 255; exit(c < 0); +}], ac_cv_c_char_unsigned=yes, ac_cv_c_char_unsigned=no) +fi]) +if test $ac_cv_c_char_unsigned = yes && test "$GCC" != yes; then + AC_DEFINE(__CHAR_UNSIGNED__) +fi +]) + +AC_DEFUN(AC_C_LONG_DOUBLE, +[AC_CACHE_CHECK(for long double, ac_cv_c_long_double, +[if test "$GCC" = yes; then + ac_cv_c_long_double=yes +else +AC_TRY_RUN([int main() { +/* The Stardent Vistra knows sizeof(long double), but does not support it. */ +long double foo = 0.0; +/* On Ultrix 4.3 cc, long double is 4 and double is 8. */ +exit(sizeof(long double) < sizeof(double)); }], +ac_cv_c_long_double=yes, ac_cv_c_long_double=no) +fi]) +if test $ac_cv_c_long_double = yes; then + AC_DEFINE(HAVE_LONG_DOUBLE) +fi +]) + +AC_DEFUN(AC_INT_16_BITS, +[AC_OBSOLETE([$0], [; instead use AC_CHECK_SIZEOF(int)])dnl +AC_MSG_CHECKING(whether int is 16 bits) +AC_TRY_RUN([main() { exit(sizeof(int) != 2); }], + [AC_MSG_RESULT(yes) + AC_DEFINE(INT_16_BITS)], AC_MSG_RESULT(no)) +]) + +AC_DEFUN(AC_LONG_64_BITS, +[AC_OBSOLETE([$0], [; instead use AC_CHECK_SIZEOF(long)])dnl +AC_MSG_CHECKING(whether long int is 64 bits) +AC_TRY_RUN([main() { exit(sizeof(long int) != 8); }], + [AC_MSG_RESULT(yes) + AC_DEFINE(LONG_64_BITS)], AC_MSG_RESULT(no)) +]) + +AC_DEFUN(AC_C_BIGENDIAN, +[AC_CACHE_CHECK(whether byte ordering is bigendian, ac_cv_c_bigendian, +[ac_cv_c_bigendian=unknown +# See if sys/param.h defines the BYTE_ORDER macro. +AC_TRY_COMPILE([#include <sys/types.h> +#include <sys/param.h>], [ +#if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN + bogus endian macros +#endif], [# It does; now see whether it defined to BIG_ENDIAN or not. +AC_TRY_COMPILE([#include <sys/types.h> +#include <sys/param.h>], [ +#if BYTE_ORDER != BIG_ENDIAN + not big endian +#endif], ac_cv_c_bigendian=yes, ac_cv_c_bigendian=no)]) +if test $ac_cv_c_bigendian = unknown; then +AC_TRY_RUN([main () { + /* Are we little or big endian? From Harbison&Steele. */ + union + { + long l; + char c[sizeof (long)]; + } u; + u.l = 1; + exit (u.c[sizeof (long) - 1] == 1); +}], ac_cv_c_bigendian=no, ac_cv_c_bigendian=yes) +fi]) +if test $ac_cv_c_bigendian = yes; then + AC_DEFINE(WORDS_BIGENDIAN) +fi +]) + +dnl Do nothing if the compiler accepts the inline keyword. +dnl Otherwise define inline to __inline__ or __inline if one of those work, +dnl otherwise define inline to be empty. +AC_DEFUN(AC_C_INLINE, +[AC_CACHE_CHECK([for inline], ac_cv_c_inline, +[ac_cv_c_inline=no +for ac_kw in inline __inline__ __inline; do + AC_TRY_COMPILE(, [} $ac_kw foo() {], [ac_cv_c_inline=$ac_kw; break]) +done +]) +case "$ac_cv_c_inline" in + inline | yes) ;; + no) AC_DEFINE(inline, ) ;; + *) AC_DEFINE_UNQUOTED(inline, $ac_cv_c_inline) ;; +esac +]) + +AC_DEFUN(AC_C_CONST, +[dnl This message is consistent in form with the other checking messages, +dnl and with the result message. +AC_CACHE_CHECK([for working const], ac_cv_c_const, +[AC_TRY_COMPILE(, +changequote(<<, >>)dnl +<< +/* Ultrix mips cc rejects this. */ +typedef int charset[2]; const charset x; +/* SunOS 4.1.1 cc rejects this. */ +char const *const *ccp; +char **p; +/* NEC SVR4.0.2 mips cc rejects this. */ +struct point {int x, y;}; +static struct point const zero = {0,0}; +/* AIX XL C 1.02.0.0 rejects this. + It does not let you subtract one const X* pointer from another in an arm + of an if-expression whose if-part is not a constant expression */ +const char *g = "string"; +ccp = &g + (g ? g-g : 0); +/* HPUX 7.0 cc rejects these. */ +++ccp; +p = (char**) ccp; +ccp = (char const *const *) p; +{ /* SCO 3.2v4 cc rejects this. */ + char *t; + char const *s = 0 ? (char *) 0 : (char const *) 0; + + *t++ = 0; +} +{ /* Someone thinks the Sun supposedly-ANSI compiler will reject this. */ + int x[] = {25, 17}; + const int *foo = &x[0]; + ++foo; +} +{ /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */ + typedef const int *iptr; + iptr p = 0; + ++p; +} +{ /* AIX XL C 1.02.0.0 rejects this saying + "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */ + struct s { int j; const int *ap[3]; }; + struct s *b; b->j = 5; +} +{ /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */ + const int foo = 10; +} +>>, +changequote([, ])dnl +ac_cv_c_const=yes, ac_cv_c_const=no)]) +if test $ac_cv_c_const = no; then + AC_DEFINE(const, ) +fi +]) + +AC_DEFUN(AC_C_STRINGIZE, [ +AC_REQUIRE([AC_PROG_CPP]) +AC_MSG_CHECKING([for preprocessor stringizing operator]) +AC_CACHE_VAL(ac_cv_c_stringize, +AC_EGREP_CPP([#teststring],[ +#define x(y) #y + +char *s = x(teststring); +], ac_cv_c_stringize=no, ac_cv_c_stringize=yes)) +if test "${ac_cv_c_stringize}" = yes +then + AC_DEFINE(HAVE_STRINGIZE) +fi +AC_MSG_RESULT([${ac_cv_c_stringize}]) +])dnl + +define(AC_ARG_ARRAY, +[errprint(__file__:__line__: [$0] has been removed; don't do unportable things with arguments +)m4exit(4)]) + +dnl Check the object extension used by the compiler: typically .o or +dnl .obj. If this is called, some other behaviour will change, +dnl determined by ac_objext. +AC_DEFUN(AC_OBJEXT, +[AC_MSG_CHECKING([for object suffix]) +AC_CACHE_VAL(ac_cv_objext, +[rm -f conftest* +echo 'int i = 1;' > conftest.$ac_ext +if AC_TRY_EVAL(ac_compile); then + for ac_file in conftest.*; do + case $ac_file in + *.c) ;; + *) ac_cv_objext=`echo $ac_file | sed -e s/conftest.//` ;; + esac + done +else + AC_MSG_ERROR([installation or configuration problem; compiler does not work]) +fi +rm -f conftest*]) +AC_MSG_RESULT($ac_cv_objext) +OBJEXT=$ac_cv_objext +ac_objext=$ac_cv_objext +AC_SUBST(OBJEXT)]) + +dnl Determine the linker flags (e.g. `-L' and `-l') for the Fortran 77 +dnl intrinsic and run-time libraries that are required to successfully +dnl link a Fortran 77 program or shared library. The output variable +dnl FLIBS is set to these flags. +dnl +dnl This macro is intended to be used in those situations when it is +dnl necessary to mix, e.g. C++ and Fortran 77, source code into a single +dnl program or shared library. +dnl +dnl For example, if object files from a C++ and Fortran 77 compiler must +dnl be linked together, then the C++ compiler/linker must be used for +dnl linking (since special C++-ish things need to happen at link time +dnl like calling global constructors, instantiating templates, enabling +dnl exception support, etc.). +dnl +dnl However, the Fortran 77 intrinsic and run-time libraries must be +dnl linked in as well, but the C++ compiler/linker doesn't know how to +dnl add these Fortran 77 libraries. Hence, the macro +dnl `AC_F77_LIBRARY_LDFLAGS' was created to determine these Fortran 77 +dnl libraries. +dnl +dnl This macro was packaged in its current form by Matthew D. Langston +dnl <langston@SLAC.Stanford.EDU>. However, nearly all of this macro +dnl came from the `OCTAVE_FLIBS' macro in `octave-2.0.13/aclocal.m4', +dnl and full credit should go to John W. Eaton for writing this +dnl extremely useful macro. Thank you John. +dnl +dnl AC_F77_LIBRARY_LDFLAGS() +AC_DEFUN(AC_F77_LIBRARY_LDFLAGS, +[AC_MSG_CHECKING([for Fortran 77 libraries]) +AC_REQUIRE([AC_PROG_F77]) +AC_REQUIRE([AC_CANONICAL_HOST]) +AC_CACHE_VAL(ac_cv_flibs, +[changequote(, )dnl +dnl Write a minimal program and compile it with -v. I don't know what +dnl to do if your compiler doesn't have -v... +echo " END" > conftest.f +foutput=`${F77} -v -o conftest conftest.f 2>&1` +dnl +dnl The easiest thing to do for xlf output is to replace all the commas +dnl with spaces. Try to only do that if the output is really from xlf, +dnl since doing that causes problems on other systems. +dnl +xlf_p=`echo $foutput | grep xlfentry` +if test -n "$xlf_p"; then + foutput=`echo $foutput | sed 's/,/ /g'` +fi +dnl +ld_run_path=`echo $foutput | \ + sed -n -e 's/^.*LD_RUN_PATH *= *\([^ ]*\).*/\1/p'` +dnl +dnl We are only supposed to find this on Solaris systems... +dnl Uh, the run path should be absolute, shouldn't it? +dnl +case "$ld_run_path" in + /*) + if test "$ac_cv_prog_gcc" = yes; then + ld_run_path="-Xlinker -R -Xlinker $ld_run_path" + else + ld_run_path="-R $ld_run_path" + fi + ;; + *) + ld_run_path= + ;; +esac +dnl +flibs= +lflags= +dnl +dnl If want_arg is set, we know we want the arg to be added to the list, +dnl so we don't have to examine it. +dnl +want_arg= +dnl +for arg in $foutput; do + old_want_arg=$want_arg + want_arg= +dnl +dnl None of the options that take arguments expect the argument to +dnl start with a -, so pretend we didn't see anything special. +dnl + if test -n "$old_want_arg"; then + case "$arg" in + -*) + old_want_arg= + ;; + esac + fi + case "$old_want_arg" in + '') + case $arg in + /*.a) + exists=false + for f in $lflags; do + if test x$arg = x$f; then + exists=true + fi + done + if $exists; then + arg= + else + lflags="$lflags $arg" + fi + ;; + -bI:*) + exists=false + for f in $lflags; do + if test x$arg = x$f; then + exists=true + fi + done + if $exists; then + arg= + else + if test "$ac_cv_prog_gcc" = yes; then + lflags="$lflags -Xlinker $arg" + else + lflags="$lflags $arg" + fi + fi + ;; + -lang* | -lcrt0.o | -lc | -lgcc) + arg= + ;; + -[lLR]) + want_arg=$arg + arg= + ;; + -[lLR]*) + exists=false + for f in $lflags; do + if test x$arg = x$f; then + exists=true + fi + done + if $exists; then + arg= + else + case "$arg" in + -lkernel32) + case "$canonical_host_type" in + *-*-cygwin*) + arg= + ;; + *) + lflags="$lflags $arg" + ;; + esac + ;; + -lm) + ;; + *) + lflags="$lflags $arg" + ;; + esac + fi + ;; + -u) + want_arg=$arg + arg= + ;; + -Y) + want_arg=$arg + arg= + ;; + *) + arg= + ;; + esac + ;; + -[lLR]) + arg="$old_want_arg $arg" + ;; + -u) + arg="-u $arg" + ;; + -Y) +dnl +dnl Should probably try to ensure unique directory options here too. +dnl This probably only applies to Solaris systems, and then will only +dnl work with gcc... +dnl + arg=`echo $arg | sed -e 's%^P,%%'` + SAVE_IFS=$IFS + IFS=: + list= + for elt in $arg; do + list="$list -L$elt" + done + IFS=$SAVE_IFS + arg="$list" + ;; + esac +dnl + if test -n "$arg"; then + flibs="$flibs $arg" + fi +done +if test -n "$ld_run_path"; then + flibs_result="$ld_run_path $flibs" +else + flibs_result="$flibs" +fi +changequote([, ])dnl +ac_cv_flibs="$flibs_result"]) +FLIBS="$ac_cv_flibs" +AC_SUBST(FLIBS)dnl +AC_MSG_RESULT($FLIBS) +]) + + +dnl ### Checks for operating system services + + +AC_DEFUN(AC_SYS_INTERPRETER, +[# Pull the hash mark out of the macro call to avoid m4 problems. +ac_msg="whether #! works in shell scripts" +AC_CACHE_CHECK($ac_msg, ac_cv_sys_interpreter, +[echo '#! /bin/cat +exit 69 +' > conftest +chmod u+x conftest +(SHELL=/bin/sh; export SHELL; ./conftest >/dev/null) +if test $? -ne 69; then + ac_cv_sys_interpreter=yes +else + ac_cv_sys_interpreter=no +fi +rm -f conftest]) +interpval="$ac_cv_sys_interpreter" +]) + +define(AC_HAVE_POUNDBANG, +[errprint(__file__:__line__: [$0 has been replaced by AC_SYS_INTERPRETER, taking no arguments +])m4exit(4)]) + +AC_DEFUN(AC_SYS_LONG_FILE_NAMES, +[AC_CACHE_CHECK(for long file names, ac_cv_sys_long_file_names, +[ac_cv_sys_long_file_names=yes +# Test for long file names in all the places we know might matter: +# . the current directory, where building will happen +# $prefix/lib where we will be installing things +# $exec_prefix/lib likewise +# eval it to expand exec_prefix. +# $TMPDIR if set, where it might want to write temporary files +# if $TMPDIR is not set: +# /tmp where it might want to write temporary files +# /var/tmp likewise +# /usr/tmp likewise +if test -n "$TMPDIR" && test -d "$TMPDIR" && test -w "$TMPDIR"; then + ac_tmpdirs="$TMPDIR" +else + ac_tmpdirs='/tmp /var/tmp /usr/tmp' +fi +for ac_dir in . $ac_tmpdirs `eval echo $prefix/lib $exec_prefix/lib` ; do + test -d $ac_dir || continue + test -w $ac_dir || continue # It is less confusing to not echo anything here. + (echo 1 > $ac_dir/conftest9012345) 2>/dev/null + (echo 2 > $ac_dir/conftest9012346) 2>/dev/null + val=`cat $ac_dir/conftest9012345 2>/dev/null` + if test ! -f $ac_dir/conftest9012345 || test "$val" != 1; then + ac_cv_sys_long_file_names=no + rm -f $ac_dir/conftest9012345 $ac_dir/conftest9012346 2>/dev/null + break + fi + rm -f $ac_dir/conftest9012345 $ac_dir/conftest9012346 2>/dev/null +done]) +if test $ac_cv_sys_long_file_names = yes; then + AC_DEFINE(HAVE_LONG_FILE_NAMES) +fi +]) + +AC_DEFUN(AC_SYS_RESTARTABLE_SYSCALLS, +[AC_CACHE_CHECK(for restartable system calls, ac_cv_sys_restartable_syscalls, +[AC_TRY_RUN( +[/* Exit 0 (true) if wait returns something other than -1, + i.e. the pid of the child, which means that wait was restarted + after getting the signal. */ +#include <sys/types.h> +#include <signal.h> +ucatch (isig) { } +main () { + int i = fork (), status; + if (i == 0) { sleep (3); kill (getppid (), SIGINT); sleep (3); exit (0); } + signal (SIGINT, ucatch); + status = wait(&i); + if (status == -1) wait(&i); + exit (status == -1); +} +], ac_cv_sys_restartable_syscalls=yes, ac_cv_sys_restartable_syscalls=no)]) +if test $ac_cv_sys_restartable_syscalls = yes; then + AC_DEFINE(HAVE_RESTARTABLE_SYSCALLS) +fi +]) + +AC_DEFUN(AC_PATH_X, +[AC_REQUIRE_CPP()dnl Set CPP; we run AC_PATH_X_DIRECT conditionally. +# If we find X, set shell vars x_includes and x_libraries to the +# paths, otherwise set no_x=yes. +# Uses ac_ vars as temps to allow command line to override cache and checks. +# --without-x overrides everything else, but does not touch the cache. +AC_MSG_CHECKING(for X) + +AC_ARG_WITH(x, [ --with-x use the X Window System]) +# $have_x is `yes', `no', `disabled', or empty when we do not yet know. +if test "x$with_x" = xno; then + # The user explicitly disabled X. + have_x=disabled +else + if test "x$x_includes" != xNONE && test "x$x_libraries" != xNONE; then + # Both variables are already set. + have_x=yes + else +AC_CACHE_VAL(ac_cv_have_x, +[# One or both of the vars are not set, and there is no cached value. +ac_x_includes=NO ac_x_libraries=NO +AC_PATH_X_XMKMF +AC_PATH_X_DIRECT +if test "$ac_x_includes" = NO || test "$ac_x_libraries" = NO; then + # Didn't find X anywhere. Cache the known absence of X. + ac_cv_have_x="have_x=no" +else + # Record where we found X for the cache. + ac_cv_have_x="have_x=yes \ + ac_x_includes=$ac_x_includes ac_x_libraries=$ac_x_libraries" +fi])dnl + fi + eval "$ac_cv_have_x" +fi # $with_x != no + +if test "$have_x" != yes; then + AC_MSG_RESULT($have_x) + no_x=yes +else + # If each of the values was on the command line, it overrides each guess. + test "x$x_includes" = xNONE && x_includes=$ac_x_includes + test "x$x_libraries" = xNONE && x_libraries=$ac_x_libraries + # Update the cache value to reflect the command line values. + ac_cv_have_x="have_x=yes \ + ac_x_includes=$x_includes ac_x_libraries=$x_libraries" + AC_MSG_RESULT([libraries $x_libraries, headers $x_includes]) +fi +]) + +dnl Internal subroutine of AC_PATH_X. +dnl Set ac_x_includes and/or ac_x_libraries. +AC_DEFUN(AC_PATH_X_XMKMF, +[rm -fr conftestdir +if mkdir conftestdir; then + cd conftestdir + # Make sure to not put "make" in the Imakefile rules, since we grep it out. + cat > Imakefile <<'EOF' +acfindx: + @echo 'ac_im_incroot="${INCROOT}"; ac_im_usrlibdir="${USRLIBDIR}"; ac_im_libdir="${LIBDIR}"' +EOF + if (xmkmf) >/dev/null 2>/dev/null && test -f Makefile; then + # GNU make sometimes prints "make[1]: Entering...", which would confuse us. + eval `${MAKE-make} acfindx 2>/dev/null | grep -v make` + # Open Windows xmkmf reportedly sets LIBDIR instead of USRLIBDIR. + for ac_extension in a so sl; do + if test ! -f $ac_im_usrlibdir/libX11.$ac_extension && + test -f $ac_im_libdir/libX11.$ac_extension; then + ac_im_usrlibdir=$ac_im_libdir; break + fi + done + # Screen out bogus values from the imake configuration. They are + # bogus both because they are the default anyway, and because + # using them would break gcc on systems where it needs fixed includes. + case "$ac_im_incroot" in + /usr/include) ;; + *) test -f "$ac_im_incroot/X11/Xos.h" && ac_x_includes="$ac_im_incroot" ;; + esac + case "$ac_im_usrlibdir" in + /usr/lib | /lib) ;; + *) test -d "$ac_im_usrlibdir" && ac_x_libraries="$ac_im_usrlibdir" ;; + esac + fi + cd .. + rm -fr conftestdir +fi +]) + +dnl Internal subroutine of AC_PATH_X. +dnl Set ac_x_includes and/or ac_x_libraries. +AC_DEFUN(AC_PATH_X_DIRECT, +[if test "$ac_x_includes" = NO; then + # Guess where to find include files, by looking for this one X11 .h file. + test -z "$x_direct_test_include" && x_direct_test_include=X11/Intrinsic.h + + # First, try using that file with no special directory specified. +AC_TRY_CPP([#include <$x_direct_test_include>], +[# We can compile using X headers with no special include directory. +ac_x_includes=], +[# Look for the header file in a standard set of common directories. +# Check X11 before X11Rn because it is often a symlink to the current release. + for ac_dir in \ + /usr/X11/include \ + /usr/X11R6/include \ + /usr/X11R5/include \ + /usr/X11R4/include \ + \ + /usr/include/X11 \ + /usr/include/X11R6 \ + /usr/include/X11R5 \ + /usr/include/X11R4 \ + \ + /usr/local/X11/include \ + /usr/local/X11R6/include \ + /usr/local/X11R5/include \ + /usr/local/X11R4/include \ + \ + /usr/local/include/X11 \ + /usr/local/include/X11R6 \ + /usr/local/include/X11R5 \ + /usr/local/include/X11R4 \ + \ + /usr/X386/include \ + /usr/x386/include \ + /usr/XFree86/include/X11 \ + \ + /usr/include \ + /usr/local/include \ + /usr/unsupported/include \ + /usr/athena/include \ + /usr/local/x11r5/include \ + /usr/lpp/Xamples/include \ + \ + /usr/openwin/include \ + /usr/openwin/share/include \ + ; \ + do + if test -r "$ac_dir/$x_direct_test_include"; then + ac_x_includes=$ac_dir + break + fi + done]) +fi # $ac_x_includes = NO + +if test "$ac_x_libraries" = NO; then + # Check for the libraries. + + test -z "$x_direct_test_library" && x_direct_test_library=Xt + test -z "$x_direct_test_function" && x_direct_test_function=XtMalloc + + # See if we find them without any special options. + # Don't add to $LIBS permanently. + ac_save_LIBS="$LIBS" + LIBS="-l$x_direct_test_library $LIBS" +AC_TRY_LINK(, [${x_direct_test_function}()], +[LIBS="$ac_save_LIBS" +# We can link X programs with no special library path. +ac_x_libraries=], +[LIBS="$ac_save_LIBS" +# First see if replacing the include by lib works. +# Check X11 before X11Rn because it is often a symlink to the current release. +for ac_dir in `echo "$ac_x_includes" | sed s/include/lib/` \ + /usr/X11/lib \ + /usr/X11R6/lib \ + /usr/X11R5/lib \ + /usr/X11R4/lib \ + \ + /usr/lib/X11 \ + /usr/lib/X11R6 \ + /usr/lib/X11R5 \ + /usr/lib/X11R4 \ + \ + /usr/local/X11/lib \ + /usr/local/X11R6/lib \ + /usr/local/X11R5/lib \ + /usr/local/X11R4/lib \ + \ + /usr/local/lib/X11 \ + /usr/local/lib/X11R6 \ + /usr/local/lib/X11R5 \ + /usr/local/lib/X11R4 \ + \ + /usr/X386/lib \ + /usr/x386/lib \ + /usr/XFree86/lib/X11 \ + \ + /usr/lib \ + /usr/local/lib \ + /usr/unsupported/lib \ + /usr/athena/lib \ + /usr/local/x11r5/lib \ + /usr/lpp/Xamples/lib \ + /lib/usr/lib/X11 \ + \ + /usr/openwin/lib \ + /usr/openwin/share/lib \ + ; \ +do +dnl Don't even attempt the hair of trying to link an X program! + for ac_extension in a so sl; do + if test -r $ac_dir/lib${x_direct_test_library}.$ac_extension; then + ac_x_libraries=$ac_dir + break 2 + fi + done +done]) +fi # $ac_x_libraries = NO +]) + +dnl Find additional X libraries, magic flags, etc. +AC_DEFUN(AC_PATH_XTRA, +[AC_REQUIRE([AC_PATH_X])dnl +if test "$no_x" = yes; then + # Not all programs may use this symbol, but it does not hurt to define it. + AC_DEFINE(X_DISPLAY_MISSING) + X_CFLAGS= X_PRE_LIBS= X_LIBS= X_EXTRA_LIBS= +else + if test -n "$x_includes"; then + X_CFLAGS="$X_CFLAGS -I$x_includes" + fi + + # It would also be nice to do this for all -L options, not just this one. + if test -n "$x_libraries"; then + X_LIBS="$X_LIBS -L$x_libraries" +dnl FIXME banish uname from this macro! + # For Solaris; some versions of Sun CC require a space after -R and + # others require no space. Words are not sufficient . . . . + case "`(uname -sr) 2>/dev/null`" in + "SunOS 5"*) + AC_MSG_CHECKING(whether -R must be followed by a space) + ac_xsave_LIBS="$LIBS"; LIBS="$LIBS -R$x_libraries" + AC_TRY_LINK(, , ac_R_nospace=yes, ac_R_nospace=no) + if test $ac_R_nospace = yes; then + AC_MSG_RESULT(no) + X_LIBS="$X_LIBS -R$x_libraries" + else + LIBS="$ac_xsave_LIBS -R $x_libraries" + AC_TRY_LINK(, , ac_R_space=yes, ac_R_space=no) + if test $ac_R_space = yes; then + AC_MSG_RESULT(yes) + X_LIBS="$X_LIBS -R $x_libraries" + else + AC_MSG_RESULT(neither works) + fi + fi + LIBS="$ac_xsave_LIBS" + esac + fi + + # Check for system-dependent libraries X programs must link with. + # Do this before checking for the system-independent R6 libraries + # (-lICE), since we may need -lsocket or whatever for X linking. + + if test "$ISC" = yes; then + X_EXTRA_LIBS="$X_EXTRA_LIBS -lnsl_s -linet" + else + # Martyn.Johnson@cl.cam.ac.uk says this is needed for Ultrix, if the X + # libraries were built with DECnet support. And karl@cs.umb.edu says + # the Alpha needs dnet_stub (dnet does not exist). + AC_CHECK_LIB(dnet, dnet_ntoa, [X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet"]) + if test $ac_cv_lib_dnet_dnet_ntoa = no; then + AC_CHECK_LIB(dnet_stub, dnet_ntoa, + [X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet_stub"]) + fi + + # msh@cis.ufl.edu says -lnsl (and -lsocket) are needed for his 386/AT, + # to get the SysV transport functions. + # chad@anasazi.com says the Pyramis MIS-ES running DC/OSx (SVR4) + # needs -lnsl. + # The nsl library prevents programs from opening the X display + # on Irix 5.2, according to dickey@clark.net. + AC_CHECK_FUNC(gethostbyname) + if test $ac_cv_func_gethostbyname = no; then + AC_CHECK_LIB(nsl, gethostbyname, X_EXTRA_LIBS="$X_EXTRA_LIBS -lnsl") + fi + + # lieder@skyler.mavd.honeywell.com says without -lsocket, + # socket/setsockopt and other routines are undefined under SCO ODT + # 2.0. But -lsocket is broken on IRIX 5.2 (and is not necessary + # on later versions), says simon@lia.di.epfl.ch: it contains + # gethostby* variants that don't use the nameserver (or something). + # -lsocket must be given before -lnsl if both are needed. + # We assume that if connect needs -lnsl, so does gethostbyname. + AC_CHECK_FUNC(connect) + if test $ac_cv_func_connect = no; then + AC_CHECK_LIB(socket, connect, X_EXTRA_LIBS="-lsocket $X_EXTRA_LIBS", , + $X_EXTRA_LIBS) + fi + + # gomez@mi.uni-erlangen.de says -lposix is necessary on A/UX. + AC_CHECK_FUNC(remove) + if test $ac_cv_func_remove = no; then + AC_CHECK_LIB(posix, remove, X_EXTRA_LIBS="$X_EXTRA_LIBS -lposix") + fi + + # BSDI BSD/OS 2.1 needs -lipc for XOpenDisplay. + AC_CHECK_FUNC(shmat) + if test $ac_cv_func_shmat = no; then + AC_CHECK_LIB(ipc, shmat, X_EXTRA_LIBS="$X_EXTRA_LIBS -lipc") + fi + fi + + # Check for libraries that X11R6 Xt/Xaw programs need. + ac_save_LDFLAGS="$LDFLAGS" + test -n "$x_libraries" && LDFLAGS="$LDFLAGS -L$x_libraries" + # SM needs ICE to (dynamically) link under SunOS 4.x (so we have to + # check for ICE first), but we must link in the order -lSM -lICE or + # we get undefined symbols. So assume we have SM if we have ICE. + # These have to be linked with before -lX11, unlike the other + # libraries we check for below, so use a different variable. + # --interran@uluru.Stanford.EDU, kb@cs.umb.edu. + AC_CHECK_LIB(ICE, IceConnectionNumber, + [X_PRE_LIBS="$X_PRE_LIBS -lSM -lICE"], , $X_EXTRA_LIBS) + LDFLAGS="$ac_save_LDFLAGS" + +fi +AC_SUBST(X_CFLAGS)dnl +AC_SUBST(X_PRE_LIBS)dnl +AC_SUBST(X_LIBS)dnl +AC_SUBST(X_EXTRA_LIBS)dnl +]) + +dnl The old Cygwin32 macro is deprecated. +AC_DEFUN(AC_CYGWIN32, +[AC_OBSOLETE([$0], [; instead use AC_CYGWIN])dnl +AC_CYGWIN]) + +dnl Check for Cygwin. This is a way to set the right value for +dnl EXEEXT. +AC_DEFUN(AC_CYGWIN, +[AC_CACHE_CHECK(for Cygwin environment, ac_cv_cygwin, +[AC_TRY_COMPILE(,[ +#ifndef __CYGWIN__ +#define __CYGWIN__ __CYGWIN32__ +#endif +return __CYGWIN__;], +ac_cv_cygwin=yes, ac_cv_cygwin=no) +rm -f conftest*]) +CYGWIN= +test "$ac_cv_cygwin" = yes && CYGWIN=yes]) + +dnl Check for mingw32. This is another way to set the right value for +dnl EXEEXT. +AC_DEFUN(AC_MINGW32, +[AC_CACHE_CHECK(for mingw32 environment, ac_cv_mingw32, +[AC_TRY_COMPILE(,[return __MINGW32__;], +ac_cv_mingw32=yes, ac_cv_mingw32=no) +rm -f conftest*]) +MINGW32= +test "$ac_cv_mingw32" = yes && MINGW32=yes]) + +dnl Check for the extension used for executables. This knows that we +dnl add .exe for Cygwin or mingw32. Otherwise, it compiles a test +dnl executable. If this is called, the executable extensions will be +dnl automatically used by link commands run by the configure script. +AC_DEFUN(AC_EXEEXT, +[AC_REQUIRE([AC_CYGWIN]) +AC_REQUIRE([AC_MINGW32]) +AC_MSG_CHECKING([for executable suffix]) +AC_CACHE_VAL(ac_cv_exeext, +[if test "$CYGWIN" = yes || test "$MINGW32" = yes; then + ac_cv_exeext=.exe +else + rm -f conftest* + echo 'int main () { return 0; }' > conftest.$ac_ext + ac_cv_exeext= + if AC_TRY_EVAL(ac_link); then + for file in conftest.*; do + case $file in + *.c | *.o | *.obj) ;; + *) ac_cv_exeext=`echo $file | sed -e s/conftest//` ;; + esac + done + else + AC_MSG_ERROR([installation or configuration problem: compiler cannot create executables.]) + fi + rm -f conftest* + test x"${ac_cv_exeext}" = x && ac_cv_exeext=no +fi]) +EXEEXT="" +test x"${ac_cv_exeext}" != xno && EXEEXT=${ac_cv_exeext} +AC_MSG_RESULT(${ac_cv_exeext}) +dnl Setting ac_exeext will implicitly change the ac_link command. +ac_exeext=$EXEEXT +AC_SUBST(EXEEXT)]) + + +dnl ### Checks for UNIX variants +dnl These are kludges which should be replaced by a single POSIX check. +dnl They aren't cached, to discourage their use. + + +AC_DEFUN(AC_AIX, +[AC_BEFORE([$0], [AC_TRY_COMPILE])dnl +AC_BEFORE([$0], [AC_TRY_RUN])dnl +AC_MSG_CHECKING(for AIX) +AC_EGREP_CPP(yes, +[#ifdef _AIX + yes +#endif +], [AC_MSG_RESULT(yes); AC_DEFINE(_ALL_SOURCE)], AC_MSG_RESULT(no)) +]) + +AC_DEFUN(AC_MINIX, +[AC_BEFORE([$0], [AC_TRY_COMPILE])dnl +AC_BEFORE([$0], [AC_TRY_RUN])dnl +AC_CHECK_HEADER(minix/config.h, MINIX=yes, MINIX=) +if test "$MINIX" = yes; then + AC_DEFINE(_POSIX_SOURCE) + AC_DEFINE(_POSIX_1_SOURCE, 2) + AC_DEFINE(_MINIX) +fi +]) + +AC_DEFUN(AC_ISC_POSIX, +[AC_REQUIRE([AC_PROG_CC])dnl +AC_BEFORE([$0], [AC_TRY_COMPILE])dnl +AC_BEFORE([$0], [AC_TRY_RUN])dnl +AC_MSG_CHECKING(for POSIXized ISC) +if test -d /etc/conf/kconfig.d && + grep _POSIX_VERSION [/usr/include/sys/unistd.h] >/dev/null 2>&1 +then + AC_MSG_RESULT(yes) + ISC=yes # If later tests want to check for ISC. + AC_DEFINE(_POSIX_SOURCE) + if test "$GCC" = yes; then + CC="$CC -posix" + else + CC="$CC -Xp" + fi +else + AC_MSG_RESULT(no) + ISC= +fi +]) + +AC_DEFUN(AC_XENIX_DIR, +[AC_OBSOLETE([$0], [; instead use AC_HEADER_DIRENT])dnl +AC_REQUIRE([AC_DIR_HEADER])dnl +AC_MSG_CHECKING(for Xenix) +AC_EGREP_CPP(yes, +[#if defined(M_XENIX) && !defined(M_UNIX) + yes +#endif +], [AC_MSG_RESULT(yes); XENIX=yes], [AC_MSG_RESULT(no); XENIX=]) +if test "$XENIX" = yes; then + # Make sure -ldir precedes -lx. + test $ac_header_dirent = dirent.h && LIBS="-ldir $LIBS" + LIBS="$LIBS -lx" +fi +]) + +AC_DEFUN(AC_DYNIX_SEQ, +[AC_OBSOLETE([$0], [; instead use AC_FUNC_GETMNTENT])dnl +AC_CHECK_LIB(seq, getmntent, LIBS="-lseq $LIBS") +]) + +AC_DEFUN(AC_IRIX_SUN, +[AC_OBSOLETE([$0], [; instead use AC_FUNC_GETMNTENT or AC_CHECK_LIB(sun, getpwnam)])dnl +AC_CHECK_LIB(sun, getmntent, LIBS="-lsun $LIBS") +]) + +AC_DEFUN(AC_SCO_INTL, +[AC_OBSOLETE([$0], [; instead use AC_FUNC_STRFTIME])dnl +AC_CHECK_LIB(intl, strftime, LIBS="-lintl $LIBS") +]) diff --git a/build/autoconf/alloc.m4 b/build/autoconf/alloc.m4 new file mode 100644 index 0000000000..fe4a2ffec7 --- /dev/null +++ b/build/autoconf/alloc.m4 @@ -0,0 +1,54 @@ +dnl This Source Code Form is subject to the terms of the Mozilla Public +dnl License, v. 2.0. If a copy of the MPL was not distributed with this +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/. + +dnl Check for the existence of various allocation headers/functions +AC_DEFUN([MOZ_CHECK_ALLOCATOR],[ + +MALLOC_HEADERS="malloc.h malloc_np.h malloc/malloc.h sys/malloc.h" +MALLOC_H= + +for file in $MALLOC_HEADERS; do + MOZ_CHECK_HEADER($file, [MALLOC_H=$file]) + if test "$MALLOC_H" != ""; then + AC_DEFINE_UNQUOTED(MALLOC_H, <$MALLOC_H>) + break + fi +done + +MALLOC_USABLE_SIZE_CONST_PTR=const +if test -n "$HAVE_MALLOC_H"; then + AC_MSG_CHECKING([whether malloc_usable_size definition can use const argument]) + AC_TRY_COMPILE([#include <malloc.h> + #include <stddef.h> + size_t malloc_usable_size(const void *ptr);], + [return malloc_usable_size(0);], + AC_MSG_RESULT([yes]), + AC_MSG_RESULT([no]) + MALLOC_USABLE_SIZE_CONST_PTR=) +fi +AC_DEFINE_UNQUOTED([MALLOC_USABLE_SIZE_CONST_PTR],[$MALLOC_USABLE_SIZE_CONST_PTR]) + + +dnl In newer bionic headers, valloc is built but not defined, +dnl so we check more carefully here. +AC_MSG_CHECKING([for valloc in malloc.h]) +AC_EGREP_HEADER(valloc, malloc.h, + AC_DEFINE(HAVE_VALLOC) + AC_MSG_RESULT([yes]), + AC_MSG_RESULT([no])) + +AC_MSG_CHECKING([for valloc in unistd.h]) +AC_EGREP_HEADER(valloc, unistd.h, + AC_DEFINE(HAVE_VALLOC) + AC_MSG_RESULT([yes]), + AC_MSG_RESULT([no])) + +AC_MSG_CHECKING([for _aligned_malloc in malloc.h]) +AC_EGREP_HEADER(_aligned_malloc, malloc.h, + AC_DEFINE(HAVE_ALIGNED_MALLOC) + AC_MSG_RESULT([yes]), + AC_MSG_RESULT([no])) + + +]) diff --git a/build/autoconf/altoptions.m4 b/build/autoconf/altoptions.m4 new file mode 100644 index 0000000000..3105de0065 --- /dev/null +++ b/build/autoconf/altoptions.m4 @@ -0,0 +1,72 @@ +dnl This Source Code Form is subject to the terms of the Mozilla Public +dnl License, v. 2.0. If a copy of the MPL was not distributed with this +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/. + +dnl altoptions.m4 - An alternative way of specifying command-line options. +dnl These macros are needed to support a menu-based configurator. +dnl This file also includes the macro, AM_READ_MYCONFIG, for reading +dnl the 'myconfig.m4' file. + +dnl Send comments, improvements, bugs to Steve Lamm (slamm@netscape.com). + + +dnl MOZ_ARG_ENABLE_BOOL( NAME, HELP, IF-YES [, IF-NO [, ELSE]]) +dnl MOZ_ARG_DISABLE_BOOL( NAME, HELP, IF-NO [, IF-YES [, ELSE]]) +dnl MOZ_ARG_ENABLE_STRING( NAME, HELP, IF-SET [, ELSE]) +dnl MOZ_ARG_WITH_BOOL( NAME, HELP, IF-YES [, IF-NO [, ELSE]) +dnl MOZ_ARG_WITH_STRING( NAME, HELP, IF-SET [, ELSE]) +dnl MOZ_READ_MYCONFIG() - Read in 'myconfig.sh' file + +define([MOZ_DIVERSION_ARGS], 12) + +AC_DEFUN([MOZ_ARG],[dnl +AC_DIVERT_PUSH(MOZ_DIVERSION_ARGS)dnl + '$1', +AC_DIVERT_POP()dnl +]) +AC_DEFUN([MOZ_AC_ARG_ENABLE],[MOZ_ARG([--enable-]translit([$1],[_],[-]))AC_ARG_ENABLE([$1], [$2], [$3], [$4])]) +AC_DEFUN([MOZ_AC_ARG_WITH],[MOZ_ARG([--with-]translit([$1],[_],[-]))AC_ARG_WITH([$1], [$2], [$3], [$4])]) + +dnl MOZ_TWO_STRING_TEST(NAME, VAL, STR1, IF-STR1, STR2, IF-STR2 [, ELSE]) +AC_DEFUN([MOZ_TWO_STRING_TEST], +[if test "[$2]" = "[$3]"; then + ifelse([$4], , :, [$4]) + elif test "[$2]" = "[$5]"; then + ifelse([$6], , :, [$6]) + else + ifelse([$7], , + [AC_MSG_ERROR([Option, [$1], does not take an argument ([$2]).])], + [$7]) + fi]) + +dnl MOZ_ARG_ENABLE_BOOL(NAME, HELP, IF-YES [, IF-NO [, ELSE]]) +AC_DEFUN([MOZ_ARG_ENABLE_BOOL], +[MOZ_AC_ARG_ENABLE([$1], [$2], + [MOZ_TWO_STRING_TEST([$1], [$enableval], yes, [$3], no, [$4])], + [$5])]) + +dnl MOZ_ARG_DISABLE_BOOL(NAME, HELP, IF-NO [, IF-YES [, ELSE]]) +AC_DEFUN([MOZ_ARG_DISABLE_BOOL], +[MOZ_AC_ARG_ENABLE([$1], [$2], + [MOZ_TWO_STRING_TEST([$1], [$enableval], no, [$3], yes, [$4])], + [$5])]) + +dnl MOZ_ARG_ENABLE_STRING(NAME, HELP, IF-SET [, ELSE]) +AC_DEFUN([MOZ_ARG_ENABLE_STRING], +[MOZ_AC_ARG_ENABLE([$1], [$2], [$3], [$4])]) + +dnl MOZ_ARG_WITH_BOOL(NAME, HELP, IF-YES [, IF-NO [, ELSE]) +AC_DEFUN([MOZ_ARG_WITH_BOOL], +[MOZ_AC_ARG_WITH([$1], [$2], + [MOZ_TWO_STRING_TEST([$1], [$withval], yes, [$3], no, [$4])], + [$5])]) + +dnl MOZ_ARG_WITH_STRING(NAME, HELP, IF-SET [, ELSE]) +AC_DEFUN([MOZ_ARG_WITH_STRING], +[MOZ_AC_ARG_WITH([$1], [$2], [$3], [$4])]) + +dnl MOZ_READ_MYCONFIG() - Read in 'myconfig.sh' file +AC_DEFUN([MOZ_READ_MOZCONFIG], +[AC_REQUIRE([AC_INIT_BINSH])dnl +. $OLD_CONFIGURE_VARS +]) diff --git a/build/autoconf/android.m4 b/build/autoconf/android.m4 new file mode 100644 index 0000000000..d4967864d8 --- /dev/null +++ b/build/autoconf/android.m4 @@ -0,0 +1,57 @@ +dnl This Source Code Form is subject to the terms of the Mozilla Public +dnl License, v. 2.0. If a copy of the MPL was not distributed with this +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/. + +AC_DEFUN([MOZ_ANDROID_NDK], +[ + +case "$target" in +*-android*|*-linuxandroid*) + dnl $android_* will be set for us by Python configure. + directory_include_args="-isystem $android_system -isystem $android_sysroot/usr/include" + + # clang will do any number of interesting things with host tools unless we tell + # it to use the NDK tools. + extra_opts="--gcc-toolchain=$(dirname $(dirname $TOOLCHAIN_PREFIX))" + CPPFLAGS="$extra_opts -D__ANDROID_API__=$android_version $CPPFLAGS" + ASFLAGS="$extra_opts $ASFLAGS" + LDFLAGS="$extra_opts $LDFLAGS" + + CPPFLAGS="$directory_include_args $CPPFLAGS" + CFLAGS="-fno-short-enums -fno-exceptions $CFLAGS" + CXXFLAGS="-fno-short-enums -fno-exceptions $CXXFLAGS $stlport_cppflags" + ASFLAGS="$directory_include_args -DANDROID $ASFLAGS" + ;; +esac + +]) + +AC_DEFUN([MOZ_ANDROID_STLPORT], +[ + +if test "$OS_TARGET" = "Android"; then + if test -z "$STLPORT_LIBS"; then + # android-ndk-r8b and later + cxx_libs="$android_ndk/sources/cxx-stl/llvm-libc++/libs/$ANDROID_CPU_ARCH" + # NDK r12 removed the arm/thumb library split and just made + # everything thumb by default. Attempt to compensate. + if test "$MOZ_THUMB2" = 1 -a -d "$cxx_libs/thumb"; then + cxx_libs="$cxx_libs/thumb" + fi + + if ! test -e "$cxx_libs/libc++_static.a"; then + AC_MSG_ERROR([Couldn't find path to llvm-libc++ in the android ndk]) + fi + + STLPORT_LIBS="-L$cxx_libs -lc++_static" + # NDK r12 split the libc++ runtime libraries into pieces. + for lib in c++abi unwind android_support; do + if test -e "$cxx_libs/lib${lib}.a"; then + STLPORT_LIBS="$STLPORT_LIBS -l${lib}" + fi + done + fi +fi +AC_SUBST_LIST([STLPORT_LIBS]) + +]) diff --git a/build/autoconf/arch.m4 b/build/autoconf/arch.m4 new file mode 100644 index 0000000000..45c671082d --- /dev/null +++ b/build/autoconf/arch.m4 @@ -0,0 +1,15 @@ +dnl This Source Code Form is subject to the terms of the Mozilla Public +dnl License, v. 2.0. If a copy of the MPL was not distributed with this +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/. + +AC_DEFUN([MOZ_ARCH_OPTS], +[ +if test -n "$_ARM_FLAGS"; then + CFLAGS="$CFLAGS $_ARM_FLAGS" + CXXFLAGS="$CXXFLAGS $_ARM_FLAGS" + ASFLAGS="$ASFLAGS $_ARM_FLAGS" + if test -n "$_THUMB_FLAGS"; then + LDFLAGS="$LDFLAGS $_THUMB_FLAGS" + fi +fi +]) diff --git a/build/autoconf/autoconf.m4 b/build/autoconf/autoconf.m4 new file mode 100644 index 0000000000..dde59ab380 --- /dev/null +++ b/build/autoconf/autoconf.m4 @@ -0,0 +1,28 @@ +dnl Driver that loads the Autoconf macro files. +dnl Requires GNU m4. +dnl This file is part of Autoconf. +dnl Copyright (C) 1994 Free Software Foundation, Inc. +dnl +dnl This program is free software; you can redistribute it and/or modify +dnl it under the terms of the GNU General Public License as published by +dnl the Free Software Foundation; either version 2, or (at your option) +dnl any later version. +dnl +dnl This program is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +dnl GNU General Public License for more details. +dnl +dnl You should have received a copy of the GNU General Public License +dnl along with this program; if not, write to the Free Software +dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA +dnl 02111-1307, USA. +dnl +dnl Written by David MacKenzie. +dnl +include(acgeneral.m4)dnl +builtin(include, acspecific.m4)dnl +builtin(include, acoldnames.m4)dnl +dnl Do not sinclude acsite.m4 here, because it may not be installed +dnl yet when Autoconf is frozen. +dnl Do not sinclude ./aclocal.m4 here, to prevent it from being frozen. diff --git a/build/autoconf/autoconf.sh b/build/autoconf/autoconf.sh new file mode 100644 index 0000000000..ceb8a25b00 --- /dev/null +++ b/build/autoconf/autoconf.sh @@ -0,0 +1,158 @@ +#! @SHELL@ +# autoconf -- create `configure' using m4 macros +# Copyright (C) 1992, 1993, 1994, 1996 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2, or (at your option) +# any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA +# 02111-1307, USA. + +# If given no args, create `configure' from template file `configure.in'. +# With one arg, create a configure script on standard output from +# the given template file. + +usage="\ +Usage: autoconf [-h] [--help] [-m dir] [--macrodir=dir] + [-l dir] [--localdir=dir] [--version] [template-file]" + +# NLS nuisances. +# Only set these to C if already set. These must not be set unconditionally +# because not all systems understand e.g. LANG=C (notably SCO). +# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'! +# Non-C LC_CTYPE values break the ctype check. +if test "${LANG+set}" = set; then LANG=C; export LANG; fi +if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi +if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi +if test "${LC_CTYPE+set}" = set; then LC_CTYPE=C; export LC_CTYPE; fi + +: ${AC_MACRODIR=@datadir@} +: ${M4=@M4@} +: ${AWK=@AWK@} +case "${M4}" in +/*) # Handle the case that m4 has moved since we were configured. + # It may have been found originally in a build directory. + test -f "${M4}" || M4=m4 ;; +esac + +: ${TMPDIR=/tmp} +tmpout=${TMPDIR}/acout.$$ +localdir= +show_version=no + +while test $# -gt 0 ; do + case "${1}" in + -h | --help | --h* ) + echo "${usage}" 1>&2; exit 0 ;; + --localdir=* | --l*=* ) + localdir="`echo \"${1}\" | sed -e 's/^[^=]*=//'`" + shift ;; + -l | --localdir | --l*) + shift + test $# -eq 0 && { echo "${usage}" 1>&2; exit 1; } + localdir="${1}" + shift ;; + --macrodir=* | --m*=* ) + AC_MACRODIR="`echo \"${1}\" | sed -e 's/^[^=]*=//'`" + shift ;; + -m | --macrodir | --m* ) + shift + test $# -eq 0 && { echo "${usage}" 1>&2; exit 1; } + AC_MACRODIR="${1}" + shift ;; + --version | --v* ) + show_version=yes; shift ;; + -- ) # Stop option processing + shift; break ;; + - ) # Use stdin as input. + break ;; + -* ) + echo "${usage}" 1>&2; exit 1 ;; + * ) + break ;; + esac +done + +if test $show_version = yes; then + version=`sed -n 's/define.AC_ACVERSION.[ ]*\([0-9.]*\).*/\1/p' \ + $AC_MACRODIR/acgeneral.m4` + echo "Autoconf version $version" + exit 0 +fi + +case $# in + 0) infile=configure.in ;; + 1) infile="$1" ;; + *) echo "$usage" >&2; exit 1 ;; +esac + +trap 'rm -f $tmpin $tmpout; exit 1' 1 2 15 + +tmpin=${TMPDIR}/acin.$$ # Always set this, to avoid bogus errors from some rm's. +if test z$infile = z-; then + infile=$tmpin + cat > $infile +elif test ! -r "$infile"; then + echo "autoconf: ${infile}: No such file or directory" >&2 + exit 1 +fi + +if test -n "$localdir"; then + use_localdir="-I$localdir -DAC_LOCALDIR=$localdir" +else + use_localdir= +fi + +# Use the frozen version of Autoconf if available. +r= f= +# Some non-GNU m4's don't reject the --help option, so give them /dev/null. +case `$M4 --help < /dev/null 2>&1` in +*reload-state*) test -r $AC_MACRODIR/autoconf.m4f && { r=--reload f=f; } ;; +*traditional*) ;; +*) echo Autoconf requires GNU m4 1.1 or later >&2; rm -f $tmpin; exit 1 ;; +esac + +$M4 -I$AC_MACRODIR $use_localdir $r autoconf.m4$f $infile > $tmpout || + { rm -f $tmpin $tmpout; exit 2; } + +# You could add your own prefixes to pattern if you wanted to check for +# them too, e.g. pattern='\(AC_\|ILT_\)', except that UNIX sed doesn't do +# alternation. +pattern="AC_" + +status=0 +if grep "^[^#]*${pattern}" $tmpout > /dev/null 2>&1; then + echo "autoconf: Undefined macros:" >&2 + sed -n "s/^[^#]*\\(${pattern}[_A-Za-z0-9]*\\).*/\\1/p" $tmpout | + while read macro; do + grep -n "^[^#]*$macro" $infile /dev/null + test $? -eq 1 && echo >&2 "***BUG in Autoconf--please report*** $macro" + done | sort -u >&2 + status=1 +fi + +if test $# -eq 0; then + echo "This case should not be reached." + exit 1 +fi + +# Put the real line numbers into the output to make config.log more helpful. +$AWK ' +/__oline__/ { printf "%d:", NR + 1 } + { print } +' $tmpout | sed ' +/__oline__/s/^\([0-9][0-9]*\):\(.*\)__oline__/\2\1/ +' + +rm -f $tmpout + +exit $status diff --git a/build/autoconf/clang-plugin.m4 b/build/autoconf/clang-plugin.m4 new file mode 100644 index 0000000000..2bbb471e5b --- /dev/null +++ b/build/autoconf/clang-plugin.m4 @@ -0,0 +1,107 @@ +dnl This Source Code Form is subject to the terms of the Mozilla Public +dnl License, v. 2.0. If a copy of the MPL was not distributed with this +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/. + +AC_DEFUN([MOZ_CONFIG_CLANG_PLUGIN], [ + +if test -n "$ENABLE_CLANG_PLUGIN"; then + dnl For some reason the llvm-config downloaded from clang.llvm.org for clang3_8 + dnl produces a -isysroot flag for a sysroot which might not ship when passed + dnl --cxxflags. We use sed to remove this argument so that builds work on OSX + dnl + dnl For a similar reason, we remove any -gcc-toolchain arguments, since the + dnl directories specified by such arguments might not exist on the current + dnl machine. + LLVM_CXXFLAGS=`$LLVM_CONFIG --cxxflags | sed -e 's/-isysroot [[^ ]]*//' -e 's/-gcc-toolchain [[^ ]]*//'` + + LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags | tr '\n' ' '` + + if test "${HOST_OS_ARCH}" = "Darwin"; then + dnl We need to make sure that we use the symbols coming from the clang + dnl binary. In order to do this, we need to pass -flat_namespace and + dnl -undefined suppress to the linker. This makes sure that we link the + dnl symbols into the flat namespace provided by clang, and thus get + dnl access to all of the symbols which are undefined in our dylib as we + dnl are building it right now, and also that we don't fail the build + dnl due to undefined symbols (which will be provided by clang). + CLANG_LDFLAGS="-Wl,-flat_namespace -Wl,-undefined,suppress" + dnl We are loaded into clang, so we don't need to link to very many things, + dnl we just need to link to clangASTMatchers because it is not used by clang + CLANG_LDFLAGS="$CLANG_LDFLAGS `$LLVM_CONFIG --prefix`/lib/libclangASTMatchers.a" + dnl We need to remove -L/path/to/clang/lib from LDFLAGS to ensure that we + dnl don't accidentally link against the libc++ there which is a newer + dnl version that what our build machines have installed. + LLVM_LDFLAGS=`echo "$LLVM_LDFLAGS" | sed -E 's/-L[[^ ]]+\/clang\/lib//'` + elif test "${HOST_OS_ARCH}" = "WINNT"; then + CLANG_LDFLAGS="clangASTMatchers.lib clang.lib" + else + CLANG_LDFLAGS="-lclangASTMatchers" + fi + + if test -n "$CLANG_CL"; then + dnl The llvm-config coming with clang-cl may give us arguments in the + dnl /ARG form, which in msys will be interpreted as a path name. So we + dnl need to split the args and convert the leading slashes that we find + dnl into a dash. + LLVM_REPLACE_CXXFLAGS='' + for arg in $LLVM_CXXFLAGS; do + dnl The following expression replaces a leading slash with a dash. + dnl Also replace any backslashes with forward slash. + arg=`echo "$arg"|sed -e 's/^\//-/' -e 's/\\\\/\//g'` + LLVM_REPLACE_CXXFLAGS="$LLVM_REPLACE_CXXFLAGS $arg" + done + LLVM_CXXFLAGS="$LLVM_REPLACE_CXXFLAGS" + dnl We'll also want to replace `-std:` with `-Xclang -std=` so that + dnl LLVM_CXXFLAGS can correctly override the `-Xclang -std=` set by + dnl toolchain.configure. + LLVM_CXXFLAGS=`echo "$LLVM_CXXFLAGS"|sed -e 's/ \(-Xclang \|\)-std[[:=]]/ -Xclang -std=/'` + + LLVM_REPLACE_LDFLAGS='' + for arg in $LLVM_LDFLAGS; do + dnl The following expression replaces a leading slash with a dash. + dnl Also replace any backslashes with forward slash. + arg=`echo "$arg"|sed -e 's/^\//-/' -e 's/\\\\/\//g'` + LLVM_REPLACE_LDFLAGS="$LLVM_REPLACE_LDFLAGS $arg" + done + LLVM_LDFLAGS="$LLVM_REPLACE_LDFLAGS" + + CLANG_REPLACE_LDFLAGS='' + for arg in $CLANG_LDFLAGS; do + dnl The following expression replaces a leading slash with a dash. + dnl Also replace any backslashes with forward slash. + arg=`echo "$arg"|sed -e 's/^\//-/' -e 's/\\\\/\//g'` + CLANG_REPLACE_LDFLAGS="$CLANG_REPLACE_LDFLAGS $arg" + done + CLANG_LDFLAGS="$CLANG_REPLACE_LDFLAGS" + fi + + CLANG_PLUGIN_FLAGS="-Xclang -load -Xclang $CLANG_PLUGIN -Xclang -add-plugin -Xclang moz-check" + + AC_DEFINE(MOZ_CLANG_PLUGIN) +fi + +if test -n "$ENABLE_MOZSEARCH_PLUGIN"; then + if test -z "${ENABLE_CLANG_PLUGIN}"; then + AC_MSG_ERROR([Can't use mozsearch plugin without --enable-clang-plugin.]) + fi + + CLANG_PLUGIN_FLAGS="$CLANG_PLUGIN_FLAGS -Xclang -add-plugin -Xclang mozsearch-index" + + dnl Parameters are: srcdir, outdir (path where output JSON is stored), objdir. + CLANG_PLUGIN_FLAGS="$CLANG_PLUGIN_FLAGS -Xclang -plugin-arg-mozsearch-index -Xclang $_topsrcdir" + CLANG_PLUGIN_FLAGS="$CLANG_PLUGIN_FLAGS -Xclang -plugin-arg-mozsearch-index -Xclang $_objdir/mozsearch_index" + CLANG_PLUGIN_FLAGS="$CLANG_PLUGIN_FLAGS -Xclang -plugin-arg-mozsearch-index -Xclang $_objdir" + + AC_DEFINE(MOZ_MOZSEARCH_PLUGIN) +fi + +AC_SUBST_LIST(CLANG_PLUGIN_FLAGS) +AC_SUBST_LIST(LLVM_CXXFLAGS) +AC_SUBST_LIST(LLVM_LDFLAGS) +AC_SUBST_LIST(CLANG_LDFLAGS) + +AC_SUBST(ENABLE_CLANG_PLUGIN) +AC_SUBST(ENABLE_CLANG_PLUGIN_ALPHA) +AC_SUBST(ENABLE_MOZSEARCH_PLUGIN) + +]) diff --git a/build/autoconf/codeset.m4 b/build/autoconf/codeset.m4 new file mode 100644 index 0000000000..3a25c42961 --- /dev/null +++ b/build/autoconf/codeset.m4 @@ -0,0 +1,25 @@ +# codeset.m4 serial AM1 (gettext-0.10.40) +dnl Copyright (C) 2000-2002 Free Software Foundation, Inc. +dnl This file is free software, distributed under the terms of the GNU +dnl General Public License. As a special exception to the GNU General +dnl Public License, this file may be distributed as part of a program +dnl that contains a configuration script generated by Autoconf, under +dnl the same distribution terms as the rest of that program. + +dnl From Bruno Haible. + +AC_DEFUN([AM_LANGINFO_CODESET], +[ + AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset, + [AC_TRY_LINK([#include <langinfo.h>], + [char* cs = nl_langinfo(CODESET);], + am_cv_langinfo_codeset=yes, + am_cv_langinfo_codeset=no) + ]) + if test $am_cv_langinfo_codeset = yes; then + AC_DEFINE(HAVE_LANGINFO_CODESET, 1, + [Define if you have <langinfo.h> and nl_langinfo(CODESET).]) + HAVE_LANGINFO_CODESET=1 + fi + AC_SUBST(HAVE_LANGINFO_CODESET) +]) diff --git a/build/autoconf/compiler-opts.m4 b/build/autoconf/compiler-opts.m4 new file mode 100644 index 0000000000..5714b93ae7 --- /dev/null +++ b/build/autoconf/compiler-opts.m4 @@ -0,0 +1,168 @@ +dnl This Source Code Form is subject to the terms of the Mozilla Public +dnl License, v. 2.0. If a copy of the MPL was not distributed with this +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/. + +dnl Add compiler specific options + +dnl ============================================================================ +dnl C++ rtti +dnl We don't use it in the code, but it can be usefull for debugging, so give +dnl the user the option of enabling it. +dnl ============================================================================ +AC_DEFUN([MOZ_RTTI], +[ +if test -z "$_MOZ_USE_RTTI"; then + if test "$GNU_CC"; then + CXXFLAGS="$CXXFLAGS -fno-rtti" + else + case "$target" in + *-mingw*) + CXXFLAGS="$CXXFLAGS -GR-" + esac + fi +fi +]) + +dnl ======================================================== +dnl = +dnl = Debugging Options +dnl = +dnl ======================================================== +AC_DEFUN([MOZ_DEBUGGING_OPTS], +[ + +if test -z "$MOZ_DEBUG" -o -n "$MOZ_ASAN"; then + MOZ_NO_DEBUG_RTL=1 +fi + +AC_SUBST(MOZ_NO_DEBUG_RTL) + +if test -n "$MOZ_DEBUG"; then + if test -n "$COMPILE_ENVIRONMENT"; then + AC_MSG_CHECKING([for valid debug flags]) + _SAVE_CFLAGS=$CFLAGS + CFLAGS="$CFLAGS $MOZ_DEBUG_FLAGS" + AC_TRY_COMPILE([#include <stdio.h>], + [printf("Hello World\n");], + _results=yes, + _results=no) + AC_MSG_RESULT([$_results]) + if test "$_results" = "no"; then + AC_MSG_ERROR([These compiler flags are invalid: $MOZ_DEBUG_FLAGS]) + fi + CFLAGS=$_SAVE_CFLAGS + fi +fi +]) + +dnl A high level macro for selecting compiler options. +AC_DEFUN([MOZ_COMPILER_OPTS], +[ + MOZ_DEBUGGING_OPTS + MOZ_RTTI + +if test "$GNU_CC"; then + if test -z "$DEVELOPER_OPTIONS"; then + CFLAGS="$CFLAGS -ffunction-sections -fdata-sections" + CXXFLAGS="$CXXFLAGS -ffunction-sections -fdata-sections" + fi + + CFLAGS="$CFLAGS -fno-math-errno" + CXXFLAGS="$CXXFLAGS -fno-exceptions -fno-math-errno" +fi + +dnl ======================================================== +dnl = Identical Code Folding +dnl ======================================================== + +if test "$GNU_CC" -a "$GCC_USE_GNU_LD" -a -z "$MOZ_DISABLE_ICF" -a -z "$DEVELOPER_OPTIONS"; then + AC_CACHE_CHECK([whether the linker supports Identical Code Folding], + LD_SUPPORTS_ICF, + [echo 'int foo() {return 42;}' \ + 'int bar() {return 42;}' \ + 'int main() {return foo() - bar();}' > conftest.${ac_ext} + # If the linker supports ICF, foo and bar symbols will have + # the same address + if AC_TRY_COMMAND([${CC-cc} -o conftest${ac_exeext} $LDFLAGS -Wl,--icf=safe -ffunction-sections conftest.${ac_ext} $LIBS 1>&2]) && + test -s conftest${ac_exeext} && + $LLVM_OBJDUMP -t conftest${ac_exeext} | awk changequote(<<, >>)'{a[<<$>>6] = <<$>>1} END {if (a["foo"] && (a["foo"] != a["bar"])) { exit 1 }}'changequote([, ]); then + LD_SUPPORTS_ICF=yes + else + LD_SUPPORTS_ICF=no + fi + rm -rf conftest*]) + if test "$LD_SUPPORTS_ICF" = yes; then + _SAVE_LDFLAGS="$LDFLAGS -Wl,--icf=safe" + LDFLAGS="$LDFLAGS -Wl,--icf=safe -Wl,--print-icf-sections" + AC_TRY_LINK([], [], + [LD_PRINT_ICF_SECTIONS=-Wl,--print-icf-sections], + [LD_PRINT_ICF_SECTIONS=]) + AC_SUBST([LD_PRINT_ICF_SECTIONS]) + LDFLAGS="$_SAVE_LDFLAGS" + fi +fi + +dnl ======================================================== +dnl = Automatically remove dead symbols +dnl ======================================================== + +SANCOV= +if test -n "$LIBFUZZER"; then + case "$LIBFUZZER_FLAGS" in + *-fsanitize-coverage*|*-fsanitize=fuzzer*) + SANCOV=1 + ;; + esac +fi + +if test "$GNU_CC" -a "$GCC_USE_GNU_LD" -a -z "$DEVELOPER_OPTIONS" -a -z "$MOZ_PROFILE_GENERATE" -a -z "$SANCOV"; then + if test -n "$MOZ_DEBUG_FLAGS"; then + dnl See bug 670659 + AC_CACHE_CHECK([whether removing dead symbols breaks debugging], + GC_SECTIONS_BREAKS_DEBUG_RANGES, + [echo 'int foo() {return 42;}' \ + 'int bar() {return 1;}' \ + 'int main() {return foo();}' > conftest.${ac_ext} + if AC_TRY_COMMAND([${CC-cc} -o conftest.${ac_objext} $CFLAGS $MOZ_DEBUG_FLAGS -c conftest.${ac_ext} 1>&2]) && + AC_TRY_COMMAND([${CC-cc} -o conftest${ac_exeext} $LDFLAGS $MOZ_DEBUG_FLAGS -Wl,--gc-sections conftest.${ac_objext} $LIBS 1>&2]) && + test -s conftest${ac_exeext} -a -s conftest.${ac_objext}; then + if test "`$PYTHON3 -m mozbuild.configure.check_debug_ranges conftest.${ac_objext} conftest.${ac_ext}`" = \ + "`$PYTHON3 -m mozbuild.configure.check_debug_ranges conftest${ac_exeext} conftest.${ac_ext}`"; then + GC_SECTIONS_BREAKS_DEBUG_RANGES=no + else + GC_SECTIONS_BREAKS_DEBUG_RANGES=yes + fi + else + dnl We really don't expect to get here, but just in case + GC_SECTIONS_BREAKS_DEBUG_RANGES="no, but it's broken in some other way" + fi + rm -rf conftest*]) + if test "$GC_SECTIONS_BREAKS_DEBUG_RANGES" = no; then + DSO_LDOPTS="$DSO_LDOPTS -Wl,--gc-sections" + fi + else + DSO_LDOPTS="$DSO_LDOPTS -Wl,--gc-sections" + fi +fi + +if test "$GNU_CC$CLANG_CC"; then + MOZ_PROGRAM_LDFLAGS="$MOZ_PROGRAM_LDFLAGS -pie" +fi + +AC_SUBST(MOZ_PROGRAM_LDFLAGS) + +dnl ASan assumes no symbols are being interposed, and when that happens, +dnl it's not happy with it. Unconveniently, since Firefox is exporting +dnl libffi symbols and Gtk+3 pulls system libffi via libwayland-client, +dnl system libffi interposes libffi symbols that ASan assumes are in +dnl libxul, so it barfs about buffer overflows. +dnl Using -Wl,-Bsymbolic ensures no exported symbol can be interposed. +if test -n "$GCC_USE_GNU_LD"; then + case "$LDFLAGS" in + *-fsanitize=address*) + LDFLAGS="$LDFLAGS -Wl,-Bsymbolic" + ;; + esac +fi + +]) diff --git a/build/autoconf/config.guess b/build/autoconf/config.guess new file mode 100755 index 0000000000..7f76b6228f --- /dev/null +++ b/build/autoconf/config.guess @@ -0,0 +1,1754 @@ +#! /bin/sh +# Attempt to guess a canonical system name. +# Copyright 1992-2022 Free Software Foundation, Inc. + +# shellcheck disable=SC2006,SC2268 # see below for rationale + +timestamp='2022-01-09' + +# This file is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, see <https://www.gnu.org/licenses/>. +# +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that +# program. This Exception is an additional permission under section 7 +# of the GNU General Public License, version 3 ("GPLv3"). +# +# Originally written by Per Bothner; maintained since 2000 by Ben Elliston. +# +# You can get the latest version of this script from: +# https://git.savannah.gnu.org/cgit/config.git/plain/config.guess +# +# Please send patches to <config-patches@gnu.org>. + + +# The "shellcheck disable" line above the timestamp inhibits complaints +# about features and limitations of the classic Bourne shell that were +# superseded or lifted in POSIX. However, this script identifies a wide +# variety of pre-POSIX systems that do not have POSIX shells at all, and +# even some reasonably current systems (Solaris 10 as case-in-point) still +# have a pre-POSIX /bin/sh. + + +me=`echo "$0" | sed -e 's,.*/,,'` + +usage="\ +Usage: $0 [OPTION] + +Output the configuration name of the system \`$me' is run on. + +Options: + -h, --help print this help, then exit + -t, --time-stamp print date of last modification, then exit + -v, --version print version number, then exit + +Report bugs and patches to <config-patches@gnu.org>." + +version="\ +GNU config.guess ($timestamp) + +Originally written by Per Bothner. +Copyright 1992-2022 Free Software Foundation, Inc. + +This is free software; see the source for copying conditions. There is NO +warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE." + +help=" +Try \`$me --help' for more information." + +# Parse command line +while test $# -gt 0 ; do + case $1 in + --time-stamp | --time* | -t ) + echo "$timestamp" ; exit ;; + --version | -v ) + echo "$version" ; exit ;; + --help | --h* | -h ) + echo "$usage"; exit ;; + -- ) # Stop option processing + shift; break ;; + - ) # Use stdin as input. + break ;; + -* ) + echo "$me: invalid option $1$help" >&2 + exit 1 ;; + * ) + break ;; + esac +done + +if test $# != 0; then + echo "$me: too many arguments$help" >&2 + exit 1 +fi + +# Just in case it came from the environment. +GUESS= + +# CC_FOR_BUILD -- compiler used by this script. Note that the use of a +# compiler to aid in system detection is discouraged as it requires +# temporary files to be created and, as you can see below, it is a +# headache to deal with in a portable fashion. + +# Historically, `CC_FOR_BUILD' used to be named `HOST_CC'. We still +# use `HOST_CC' if defined, but it is deprecated. + +# Portable tmp directory creation inspired by the Autoconf team. + +tmp= +# shellcheck disable=SC2172 +trap 'test -z "$tmp" || rm -fr "$tmp"' 0 1 2 13 15 + +set_cc_for_build() { + # prevent multiple calls if $tmp is already set + test "$tmp" && return 0 + : "${TMPDIR=/tmp}" + # shellcheck disable=SC2039,SC3028 + { tmp=`(umask 077 && mktemp -d "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } || + { test -n "$RANDOM" && tmp=$TMPDIR/cg$$-$RANDOM && (umask 077 && mkdir "$tmp" 2>/dev/null) ; } || + { tmp=$TMPDIR/cg-$$ && (umask 077 && mkdir "$tmp" 2>/dev/null) && echo "Warning: creating insecure temp directory" >&2 ; } || + { echo "$me: cannot create a temporary directory in $TMPDIR" >&2 ; exit 1 ; } + dummy=$tmp/dummy + case ${CC_FOR_BUILD-},${HOST_CC-},${CC-} in + ,,) echo "int x;" > "$dummy.c" + for driver in cc gcc c89 c99 ; do + if ($driver -c -o "$dummy.o" "$dummy.c") >/dev/null 2>&1 ; then + CC_FOR_BUILD=$driver + break + fi + done + if test x"$CC_FOR_BUILD" = x ; then + CC_FOR_BUILD=no_compiler_found + fi + ;; + ,,*) CC_FOR_BUILD=$CC ;; + ,*,*) CC_FOR_BUILD=$HOST_CC ;; + esac +} + +# This is needed to find uname on a Pyramid OSx when run in the BSD universe. +# (ghazi@noc.rutgers.edu 1994-08-24) +if test -f /.attbin/uname ; then + PATH=$PATH:/.attbin ; export PATH +fi + +UNAME_MACHINE=`(uname -m) 2>/dev/null` || UNAME_MACHINE=unknown +UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown +UNAME_SYSTEM=`(uname -s) 2>/dev/null` || UNAME_SYSTEM=unknown +UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown + +case $UNAME_SYSTEM in +Linux|GNU|GNU/*) + LIBC=unknown + + set_cc_for_build + cat <<-EOF > "$dummy.c" + #include <features.h> + #if defined(__UCLIBC__) + LIBC=uclibc + #elif defined(__dietlibc__) + LIBC=dietlibc + #elif defined(__GLIBC__) + LIBC=gnu + #else + #include <stdarg.h> + /* First heuristic to detect musl libc. */ + #ifdef __DEFINED_va_list + LIBC=musl + #endif + #endif + EOF + cc_set_libc=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^LIBC' | sed 's, ,,g'` + eval "$cc_set_libc" + + # Second heuristic to detect musl libc. + if [ "$LIBC" = unknown ] && + command -v ldd >/dev/null && + ldd --version 2>&1 | grep -q ^musl; then + LIBC=musl + fi + + # If the system lacks a compiler, then just pick glibc. + # We could probably try harder. + if [ "$LIBC" = unknown ]; then + LIBC=gnu + fi + ;; +esac + +# Note: order is significant - the case branches are not exclusive. + +case $UNAME_MACHINE:$UNAME_SYSTEM:$UNAME_RELEASE:$UNAME_VERSION in + *:NetBSD:*:*) + # NetBSD (nbsd) targets should (where applicable) match one or + # more of the tuples: *-*-netbsdelf*, *-*-netbsdaout*, + # *-*-netbsdecoff* and *-*-netbsd*. For targets that recently + # switched to ELF, *-*-netbsd* would select the old + # object file format. This provides both forward + # compatibility and a consistent mechanism for selecting the + # object file format. + # + # Note: NetBSD doesn't particularly care about the vendor + # portion of the name. We always set it to "unknown". + UNAME_MACHINE_ARCH=`(uname -p 2>/dev/null || \ + /sbin/sysctl -n hw.machine_arch 2>/dev/null || \ + /usr/sbin/sysctl -n hw.machine_arch 2>/dev/null || \ + echo unknown)` + case $UNAME_MACHINE_ARCH in + aarch64eb) machine=aarch64_be-unknown ;; + armeb) machine=armeb-unknown ;; + arm*) machine=arm-unknown ;; + sh3el) machine=shl-unknown ;; + sh3eb) machine=sh-unknown ;; + sh5el) machine=sh5le-unknown ;; + earmv*) + arch=`echo "$UNAME_MACHINE_ARCH" | sed -e 's,^e\(armv[0-9]\).*$,\1,'` + endian=`echo "$UNAME_MACHINE_ARCH" | sed -ne 's,^.*\(eb\)$,\1,p'` + machine=${arch}${endian}-unknown + ;; + *) machine=$UNAME_MACHINE_ARCH-unknown ;; + esac + # The Operating System including object format, if it has switched + # to ELF recently (or will in the future) and ABI. + case $UNAME_MACHINE_ARCH in + earm*) + os=netbsdelf + ;; + arm*|i386|m68k|ns32k|sh3*|sparc|vax) + set_cc_for_build + if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \ + | grep -q __ELF__ + then + # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout). + # Return netbsd for either. FIX? + os=netbsd + else + os=netbsdelf + fi + ;; + *) + os=netbsd + ;; + esac + # Determine ABI tags. + case $UNAME_MACHINE_ARCH in + earm*) + expr='s/^earmv[0-9]/-eabi/;s/eb$//' + abi=`echo "$UNAME_MACHINE_ARCH" | sed -e "$expr"` + ;; + esac + # The OS release + # Debian GNU/NetBSD machines have a different userland, and + # thus, need a distinct triplet. However, they do not need + # kernel version information, so it can be replaced with a + # suitable tag, in the style of linux-gnu. + case $UNAME_VERSION in + Debian*) + release='-gnu' + ;; + *) + release=`echo "$UNAME_RELEASE" | sed -e 's/[-_].*//' | cut -d. -f1,2` + ;; + esac + # Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM: + # contains redundant information, the shorter form: + # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used. + GUESS=$machine-${os}${release}${abi-} + ;; + *:Bitrig:*:*) + UNAME_MACHINE_ARCH=`arch | sed 's/Bitrig.//'` + GUESS=$UNAME_MACHINE_ARCH-unknown-bitrig$UNAME_RELEASE + ;; + *:OpenBSD:*:*) + UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'` + GUESS=$UNAME_MACHINE_ARCH-unknown-openbsd$UNAME_RELEASE + ;; + *:SecBSD:*:*) + UNAME_MACHINE_ARCH=`arch | sed 's/SecBSD.//'` + GUESS=$UNAME_MACHINE_ARCH-unknown-secbsd$UNAME_RELEASE + ;; + *:LibertyBSD:*:*) + UNAME_MACHINE_ARCH=`arch | sed 's/^.*BSD\.//'` + GUESS=$UNAME_MACHINE_ARCH-unknown-libertybsd$UNAME_RELEASE + ;; + *:MidnightBSD:*:*) + GUESS=$UNAME_MACHINE-unknown-midnightbsd$UNAME_RELEASE + ;; + *:ekkoBSD:*:*) + GUESS=$UNAME_MACHINE-unknown-ekkobsd$UNAME_RELEASE + ;; + *:SolidBSD:*:*) + GUESS=$UNAME_MACHINE-unknown-solidbsd$UNAME_RELEASE + ;; + *:OS108:*:*) + GUESS=$UNAME_MACHINE-unknown-os108_$UNAME_RELEASE + ;; + macppc:MirBSD:*:*) + GUESS=powerpc-unknown-mirbsd$UNAME_RELEASE + ;; + *:MirBSD:*:*) + GUESS=$UNAME_MACHINE-unknown-mirbsd$UNAME_RELEASE + ;; + *:Sortix:*:*) + GUESS=$UNAME_MACHINE-unknown-sortix + ;; + *:Twizzler:*:*) + GUESS=$UNAME_MACHINE-unknown-twizzler + ;; + *:Redox:*:*) + GUESS=$UNAME_MACHINE-unknown-redox + ;; + mips:OSF1:*.*) + GUESS=mips-dec-osf1 + ;; + alpha:OSF1:*:*) + # Reset EXIT trap before exiting to avoid spurious non-zero exit code. + trap '' 0 + case $UNAME_RELEASE in + *4.0) + UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'` + ;; + *5.*) + UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $4}'` + ;; + esac + # According to Compaq, /usr/sbin/psrinfo has been available on + # OSF/1 and Tru64 systems produced since 1995. I hope that + # covers most systems running today. This code pipes the CPU + # types through head -n 1, so we only detect the type of CPU 0. + ALPHA_CPU_TYPE=`/usr/sbin/psrinfo -v | sed -n -e 's/^ The alpha \(.*\) processor.*$/\1/p' | head -n 1` + case $ALPHA_CPU_TYPE in + "EV4 (21064)") + UNAME_MACHINE=alpha ;; + "EV4.5 (21064)") + UNAME_MACHINE=alpha ;; + "LCA4 (21066/21068)") + UNAME_MACHINE=alpha ;; + "EV5 (21164)") + UNAME_MACHINE=alphaev5 ;; + "EV5.6 (21164A)") + UNAME_MACHINE=alphaev56 ;; + "EV5.6 (21164PC)") + UNAME_MACHINE=alphapca56 ;; + "EV5.7 (21164PC)") + UNAME_MACHINE=alphapca57 ;; + "EV6 (21264)") + UNAME_MACHINE=alphaev6 ;; + "EV6.7 (21264A)") + UNAME_MACHINE=alphaev67 ;; + "EV6.8CB (21264C)") + UNAME_MACHINE=alphaev68 ;; + "EV6.8AL (21264B)") + UNAME_MACHINE=alphaev68 ;; + "EV6.8CX (21264D)") + UNAME_MACHINE=alphaev68 ;; + "EV6.9A (21264/EV69A)") + UNAME_MACHINE=alphaev69 ;; + "EV7 (21364)") + UNAME_MACHINE=alphaev7 ;; + "EV7.9 (21364A)") + UNAME_MACHINE=alphaev79 ;; + esac + # A Pn.n version is a patched version. + # A Vn.n version is a released version. + # A Tn.n version is a released field test version. + # A Xn.n version is an unreleased experimental baselevel. + # 1.2 uses "1.2" for uname -r. + OSF_REL=`echo "$UNAME_RELEASE" | sed -e 's/^[PVTX]//' | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz` + GUESS=$UNAME_MACHINE-dec-osf$OSF_REL + ;; + Amiga*:UNIX_System_V:4.0:*) + GUESS=m68k-unknown-sysv4 + ;; + *:[Aa]miga[Oo][Ss]:*:*) + GUESS=$UNAME_MACHINE-unknown-amigaos + ;; + *:[Mm]orph[Oo][Ss]:*:*) + GUESS=$UNAME_MACHINE-unknown-morphos + ;; + *:OS/390:*:*) + GUESS=i370-ibm-openedition + ;; + *:z/VM:*:*) + GUESS=s390-ibm-zvmoe + ;; + *:OS400:*:*) + GUESS=powerpc-ibm-os400 + ;; + arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*) + GUESS=arm-acorn-riscix$UNAME_RELEASE + ;; + arm*:riscos:*:*|arm*:RISCOS:*:*) + GUESS=arm-unknown-riscos + ;; + SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*) + GUESS=hppa1.1-hitachi-hiuxmpp + ;; + Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*) + # akee@wpdis03.wpafb.af.mil (Earle F. Ake) contributed MIS and NILE. + case `(/bin/universe) 2>/dev/null` in + att) GUESS=pyramid-pyramid-sysv3 ;; + *) GUESS=pyramid-pyramid-bsd ;; + esac + ;; + NILE*:*:*:dcosx) + GUESS=pyramid-pyramid-svr4 + ;; + DRS?6000:unix:4.0:6*) + GUESS=sparc-icl-nx6 + ;; + DRS?6000:UNIX_SV:4.2*:7* | DRS?6000:isis:4.2*:7*) + case `/usr/bin/uname -p` in + sparc) GUESS=sparc-icl-nx7 ;; + esac + ;; + s390x:SunOS:*:*) + SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'` + GUESS=$UNAME_MACHINE-ibm-solaris2$SUN_REL + ;; + sun4H:SunOS:5.*:*) + SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'` + GUESS=sparc-hal-solaris2$SUN_REL + ;; + sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*) + SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'` + GUESS=sparc-sun-solaris2$SUN_REL + ;; + i86pc:AuroraUX:5.*:* | i86xen:AuroraUX:5.*:*) + GUESS=i386-pc-auroraux$UNAME_RELEASE + ;; + i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*) + set_cc_for_build + SUN_ARCH=i386 + # If there is a compiler, see if it is configured for 64-bit objects. + # Note that the Sun cc does not turn __LP64__ into 1 like gcc does. + # This test works for both compilers. + if test "$CC_FOR_BUILD" != no_compiler_found; then + if (echo '#ifdef __amd64'; echo IS_64BIT_ARCH; echo '#endif') | \ + (CCOPTS="" $CC_FOR_BUILD -m64 -E - 2>/dev/null) | \ + grep IS_64BIT_ARCH >/dev/null + then + SUN_ARCH=x86_64 + fi + fi + SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'` + GUESS=$SUN_ARCH-pc-solaris2$SUN_REL + ;; + sun4*:SunOS:6*:*) + # According to config.sub, this is the proper way to canonicalize + # SunOS6. Hard to guess exactly what SunOS6 will be like, but + # it's likely to be more like Solaris than SunOS4. + SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'` + GUESS=sparc-sun-solaris3$SUN_REL + ;; + sun4*:SunOS:*:*) + case `/usr/bin/arch -k` in + Series*|S4*) + UNAME_RELEASE=`uname -v` + ;; + esac + # Japanese Language versions have a version number like `4.1.3-JL'. + SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/-/_/'` + GUESS=sparc-sun-sunos$SUN_REL + ;; + sun3*:SunOS:*:*) + GUESS=m68k-sun-sunos$UNAME_RELEASE + ;; + sun*:*:4.2BSD:*) + UNAME_RELEASE=`(sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null` + test "x$UNAME_RELEASE" = x && UNAME_RELEASE=3 + case `/bin/arch` in + sun3) + GUESS=m68k-sun-sunos$UNAME_RELEASE + ;; + sun4) + GUESS=sparc-sun-sunos$UNAME_RELEASE + ;; + esac + ;; + aushp:SunOS:*:*) + GUESS=sparc-auspex-sunos$UNAME_RELEASE + ;; + # The situation for MiNT is a little confusing. The machine name + # can be virtually everything (everything which is not + # "atarist" or "atariste" at least should have a processor + # > m68000). The system name ranges from "MiNT" over "FreeMiNT" + # to the lowercase version "mint" (or "freemint"). Finally + # the system name "TOS" denotes a system which is actually not + # MiNT. But MiNT is downward compatible to TOS, so this should + # be no problem. + atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*) + GUESS=m68k-atari-mint$UNAME_RELEASE + ;; + atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*) + GUESS=m68k-atari-mint$UNAME_RELEASE + ;; + *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*) + GUESS=m68k-atari-mint$UNAME_RELEASE + ;; + milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*) + GUESS=m68k-milan-mint$UNAME_RELEASE + ;; + hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*) + GUESS=m68k-hades-mint$UNAME_RELEASE + ;; + *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*) + GUESS=m68k-unknown-mint$UNAME_RELEASE + ;; + m68k:machten:*:*) + GUESS=m68k-apple-machten$UNAME_RELEASE + ;; + powerpc:machten:*:*) + GUESS=powerpc-apple-machten$UNAME_RELEASE + ;; + RISC*:Mach:*:*) + GUESS=mips-dec-mach_bsd4.3 + ;; + RISC*:ULTRIX:*:*) + GUESS=mips-dec-ultrix$UNAME_RELEASE + ;; + VAX*:ULTRIX*:*:*) + GUESS=vax-dec-ultrix$UNAME_RELEASE + ;; + 2020:CLIX:*:* | 2430:CLIX:*:*) + GUESS=clipper-intergraph-clix$UNAME_RELEASE + ;; + mips:*:*:UMIPS | mips:*:*:RISCos) + set_cc_for_build + sed 's/^ //' << EOF > "$dummy.c" +#ifdef __cplusplus +#include <stdio.h> /* for printf() prototype */ + int main (int argc, char *argv[]) { +#else + int main (argc, argv) int argc; char *argv[]; { +#endif + #if defined (host_mips) && defined (MIPSEB) + #if defined (SYSTYPE_SYSV) + printf ("mips-mips-riscos%ssysv\\n", argv[1]); exit (0); + #endif + #if defined (SYSTYPE_SVR4) + printf ("mips-mips-riscos%ssvr4\\n", argv[1]); exit (0); + #endif + #if defined (SYSTYPE_BSD43) || defined(SYSTYPE_BSD) + printf ("mips-mips-riscos%sbsd\\n", argv[1]); exit (0); + #endif + #endif + exit (-1); + } +EOF + $CC_FOR_BUILD -o "$dummy" "$dummy.c" && + dummyarg=`echo "$UNAME_RELEASE" | sed -n 's/\([0-9]*\).*/\1/p'` && + SYSTEM_NAME=`"$dummy" "$dummyarg"` && + { echo "$SYSTEM_NAME"; exit; } + GUESS=mips-mips-riscos$UNAME_RELEASE + ;; + Motorola:PowerMAX_OS:*:*) + GUESS=powerpc-motorola-powermax + ;; + Motorola:*:4.3:PL8-*) + GUESS=powerpc-harris-powermax + ;; + Night_Hawk:*:*:PowerMAX_OS | Synergy:PowerMAX_OS:*:*) + GUESS=powerpc-harris-powermax + ;; + Night_Hawk:Power_UNIX:*:*) + GUESS=powerpc-harris-powerunix + ;; + m88k:CX/UX:7*:*) + GUESS=m88k-harris-cxux7 + ;; + m88k:*:4*:R4*) + GUESS=m88k-motorola-sysv4 + ;; + m88k:*:3*:R3*) + GUESS=m88k-motorola-sysv3 + ;; + AViiON:dgux:*:*) + # DG/UX returns AViiON for all architectures + UNAME_PROCESSOR=`/usr/bin/uname -p` + if test "$UNAME_PROCESSOR" = mc88100 || test "$UNAME_PROCESSOR" = mc88110 + then + if test "$TARGET_BINARY_INTERFACE"x = m88kdguxelfx || \ + test "$TARGET_BINARY_INTERFACE"x = x + then + GUESS=m88k-dg-dgux$UNAME_RELEASE + else + GUESS=m88k-dg-dguxbcs$UNAME_RELEASE + fi + else + GUESS=i586-dg-dgux$UNAME_RELEASE + fi + ;; + M88*:DolphinOS:*:*) # DolphinOS (SVR3) + GUESS=m88k-dolphin-sysv3 + ;; + M88*:*:R3*:*) + # Delta 88k system running SVR3 + GUESS=m88k-motorola-sysv3 + ;; + XD88*:*:*:*) # Tektronix XD88 system running UTekV (SVR3) + GUESS=m88k-tektronix-sysv3 + ;; + Tek43[0-9][0-9]:UTek:*:*) # Tektronix 4300 system running UTek (BSD) + GUESS=m68k-tektronix-bsd + ;; + *:IRIX*:*:*) + IRIX_REL=`echo "$UNAME_RELEASE" | sed -e 's/-/_/g'` + GUESS=mips-sgi-irix$IRIX_REL + ;; + ????????:AIX?:[12].1:2) # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX. + GUESS=romp-ibm-aix # uname -m gives an 8 hex-code CPU id + ;; # Note that: echo "'`uname -s`'" gives 'AIX ' + i*86:AIX:*:*) + GUESS=i386-ibm-aix + ;; + ia64:AIX:*:*) + if test -x /usr/bin/oslevel ; then + IBM_REV=`/usr/bin/oslevel` + else + IBM_REV=$UNAME_VERSION.$UNAME_RELEASE + fi + GUESS=$UNAME_MACHINE-ibm-aix$IBM_REV + ;; + *:AIX:2:3) + if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then + set_cc_for_build + sed 's/^ //' << EOF > "$dummy.c" + #include <sys/systemcfg.h> + + main() + { + if (!__power_pc()) + exit(1); + puts("powerpc-ibm-aix3.2.5"); + exit(0); + } +EOF + if $CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"` + then + GUESS=$SYSTEM_NAME + else + GUESS=rs6000-ibm-aix3.2.5 + fi + elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then + GUESS=rs6000-ibm-aix3.2.4 + else + GUESS=rs6000-ibm-aix3.2 + fi + ;; + *:AIX:*:[4567]) + IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }'` + if /usr/sbin/lsattr -El "$IBM_CPU_ID" | grep ' POWER' >/dev/null 2>&1; then + IBM_ARCH=rs6000 + else + IBM_ARCH=powerpc + fi + if test -x /usr/bin/lslpp ; then + IBM_REV=`/usr/bin/lslpp -Lqc bos.rte.libc | \ + awk -F: '{ print $3 }' | sed s/[0-9]*$/0/` + else + IBM_REV=$UNAME_VERSION.$UNAME_RELEASE + fi + GUESS=$IBM_ARCH-ibm-aix$IBM_REV + ;; + *:AIX:*:*) + GUESS=rs6000-ibm-aix + ;; + ibmrt:4.4BSD:*|romp-ibm:4.4BSD:*) + GUESS=romp-ibm-bsd4.4 + ;; + ibmrt:*BSD:*|romp-ibm:BSD:*) # covers RT/PC BSD and + GUESS=romp-ibm-bsd$UNAME_RELEASE # 4.3 with uname added to + ;; # report: romp-ibm BSD 4.3 + *:BOSX:*:*) + GUESS=rs6000-bull-bosx + ;; + DPX/2?00:B.O.S.:*:*) + GUESS=m68k-bull-sysv3 + ;; + 9000/[34]??:4.3bsd:1.*:*) + GUESS=m68k-hp-bsd + ;; + hp300:4.4BSD:*:* | 9000/[34]??:4.3bsd:2.*:*) + GUESS=m68k-hp-bsd4.4 + ;; + 9000/[34678]??:HP-UX:*:*) + HPUX_REV=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*.[0B]*//'` + case $UNAME_MACHINE in + 9000/31?) HP_ARCH=m68000 ;; + 9000/[34]??) HP_ARCH=m68k ;; + 9000/[678][0-9][0-9]) + if test -x /usr/bin/getconf; then + sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null` + sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null` + case $sc_cpu_version in + 523) HP_ARCH=hppa1.0 ;; # CPU_PA_RISC1_0 + 528) HP_ARCH=hppa1.1 ;; # CPU_PA_RISC1_1 + 532) # CPU_PA_RISC2_0 + case $sc_kernel_bits in + 32) HP_ARCH=hppa2.0n ;; + 64) HP_ARCH=hppa2.0w ;; + '') HP_ARCH=hppa2.0 ;; # HP-UX 10.20 + esac ;; + esac + fi + if test "$HP_ARCH" = ""; then + set_cc_for_build + sed 's/^ //' << EOF > "$dummy.c" + + #define _HPUX_SOURCE + #include <stdlib.h> + #include <unistd.h> + + int main () + { + #if defined(_SC_KERNEL_BITS) + long bits = sysconf(_SC_KERNEL_BITS); + #endif + long cpu = sysconf (_SC_CPU_VERSION); + + switch (cpu) + { + case CPU_PA_RISC1_0: puts ("hppa1.0"); break; + case CPU_PA_RISC1_1: puts ("hppa1.1"); break; + case CPU_PA_RISC2_0: + #if defined(_SC_KERNEL_BITS) + switch (bits) + { + case 64: puts ("hppa2.0w"); break; + case 32: puts ("hppa2.0n"); break; + default: puts ("hppa2.0"); break; + } break; + #else /* !defined(_SC_KERNEL_BITS) */ + puts ("hppa2.0"); break; + #endif + default: puts ("hppa1.0"); break; + } + exit (0); + } +EOF + (CCOPTS="" $CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null) && HP_ARCH=`"$dummy"` + test -z "$HP_ARCH" && HP_ARCH=hppa + fi ;; + esac + if test "$HP_ARCH" = hppa2.0w + then + set_cc_for_build + + # hppa2.0w-hp-hpux* has a 64-bit kernel and a compiler generating + # 32-bit code. hppa64-hp-hpux* has the same kernel and a compiler + # generating 64-bit code. GNU and HP use different nomenclature: + # + # $ CC_FOR_BUILD=cc ./config.guess + # => hppa2.0w-hp-hpux11.23 + # $ CC_FOR_BUILD="cc +DA2.0w" ./config.guess + # => hppa64-hp-hpux11.23 + + if echo __LP64__ | (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | + grep -q __LP64__ + then + HP_ARCH=hppa2.0w + else + HP_ARCH=hppa64 + fi + fi + GUESS=$HP_ARCH-hp-hpux$HPUX_REV + ;; + ia64:HP-UX:*:*) + HPUX_REV=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*.[0B]*//'` + GUESS=ia64-hp-hpux$HPUX_REV + ;; + 3050*:HI-UX:*:*) + set_cc_for_build + sed 's/^ //' << EOF > "$dummy.c" + #include <unistd.h> + int + main () + { + long cpu = sysconf (_SC_CPU_VERSION); + /* The order matters, because CPU_IS_HP_MC68K erroneously returns + true for CPU_PA_RISC1_0. CPU_IS_PA_RISC returns correct + results, however. */ + if (CPU_IS_PA_RISC (cpu)) + { + switch (cpu) + { + case CPU_PA_RISC1_0: puts ("hppa1.0-hitachi-hiuxwe2"); break; + case CPU_PA_RISC1_1: puts ("hppa1.1-hitachi-hiuxwe2"); break; + case CPU_PA_RISC2_0: puts ("hppa2.0-hitachi-hiuxwe2"); break; + default: puts ("hppa-hitachi-hiuxwe2"); break; + } + } + else if (CPU_IS_HP_MC68K (cpu)) + puts ("m68k-hitachi-hiuxwe2"); + else puts ("unknown-hitachi-hiuxwe2"); + exit (0); + } +EOF + $CC_FOR_BUILD -o "$dummy" "$dummy.c" && SYSTEM_NAME=`"$dummy"` && + { echo "$SYSTEM_NAME"; exit; } + GUESS=unknown-hitachi-hiuxwe2 + ;; + 9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:*) + GUESS=hppa1.1-hp-bsd + ;; + 9000/8??:4.3bsd:*:*) + GUESS=hppa1.0-hp-bsd + ;; + *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*) + GUESS=hppa1.0-hp-mpeix + ;; + hp7??:OSF1:*:* | hp8?[79]:OSF1:*:*) + GUESS=hppa1.1-hp-osf + ;; + hp8??:OSF1:*:*) + GUESS=hppa1.0-hp-osf + ;; + i*86:OSF1:*:*) + if test -x /usr/sbin/sysversion ; then + GUESS=$UNAME_MACHINE-unknown-osf1mk + else + GUESS=$UNAME_MACHINE-unknown-osf1 + fi + ;; + parisc*:Lites*:*:*) + GUESS=hppa1.1-hp-lites + ;; + C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*) + GUESS=c1-convex-bsd + ;; + C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*) + if getsysinfo -f scalar_acc + then echo c32-convex-bsd + else echo c2-convex-bsd + fi + exit ;; + C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*) + GUESS=c34-convex-bsd + ;; + C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*) + GUESS=c38-convex-bsd + ;; + C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*) + GUESS=c4-convex-bsd + ;; + CRAY*Y-MP:*:*:*) + CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'` + GUESS=ymp-cray-unicos$CRAY_REL + ;; + CRAY*[A-Z]90:*:*:*) + echo "$UNAME_MACHINE"-cray-unicos"$UNAME_RELEASE" \ + | sed -e 's/CRAY.*\([A-Z]90\)/\1/' \ + -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \ + -e 's/\.[^.]*$/.X/' + exit ;; + CRAY*TS:*:*:*) + CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'` + GUESS=t90-cray-unicos$CRAY_REL + ;; + CRAY*T3E:*:*:*) + CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'` + GUESS=alphaev5-cray-unicosmk$CRAY_REL + ;; + CRAY*SV1:*:*:*) + CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'` + GUESS=sv1-cray-unicos$CRAY_REL + ;; + *:UNICOS/mp:*:*) + CRAY_REL=`echo "$UNAME_RELEASE" | sed -e 's/\.[^.]*$/.X/'` + GUESS=craynv-cray-unicosmp$CRAY_REL + ;; + F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*) + FUJITSU_PROC=`uname -m | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz` + FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'` + FUJITSU_REL=`echo "$UNAME_RELEASE" | sed -e 's/ /_/'` + GUESS=${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL} + ;; + 5000:UNIX_System_V:4.*:*) + FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'` + FUJITSU_REL=`echo "$UNAME_RELEASE" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/ /_/'` + GUESS=sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL} + ;; + i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*) + GUESS=$UNAME_MACHINE-pc-bsdi$UNAME_RELEASE + ;; + sparc*:BSD/OS:*:*) + GUESS=sparc-unknown-bsdi$UNAME_RELEASE + ;; + *:BSD/OS:*:*) + GUESS=$UNAME_MACHINE-unknown-bsdi$UNAME_RELEASE + ;; + arm:FreeBSD:*:*) + UNAME_PROCESSOR=`uname -p` + set_cc_for_build + if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \ + | grep -q __ARM_PCS_VFP + then + FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'` + GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL-gnueabi + else + FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'` + GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL-gnueabihf + fi + ;; + *:FreeBSD:*:*) + UNAME_PROCESSOR=`/usr/bin/uname -p` + case $UNAME_PROCESSOR in + amd64) + UNAME_PROCESSOR=x86_64 ;; + i386) + UNAME_PROCESSOR=i586 ;; + esac + FREEBSD_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'` + GUESS=$UNAME_PROCESSOR-unknown-freebsd$FREEBSD_REL + ;; + i*:CYGWIN*:*) + GUESS=$UNAME_MACHINE-pc-cygwin + ;; + *:MINGW64*:*) + GUESS=$UNAME_MACHINE-pc-mingw64 + ;; + *:MINGW*:*) + GUESS=$UNAME_MACHINE-pc-mingw32 + ;; + *:MSYS*:*) + GUESS=$UNAME_MACHINE-pc-msys + ;; + i*:PW*:*) + GUESS=$UNAME_MACHINE-pc-pw32 + ;; + *:SerenityOS:*:*) + GUESS=$UNAME_MACHINE-pc-serenity + ;; + *:Interix*:*) + case $UNAME_MACHINE in + x86) + GUESS=i586-pc-interix$UNAME_RELEASE + ;; + authenticamd | genuineintel | EM64T) + GUESS=x86_64-unknown-interix$UNAME_RELEASE + ;; + IA64) + GUESS=ia64-unknown-interix$UNAME_RELEASE + ;; + esac ;; + i*:UWIN*:*) + GUESS=$UNAME_MACHINE-pc-uwin + ;; + amd64:CYGWIN*:*:* | x86_64:CYGWIN*:*:*) + GUESS=x86_64-pc-cygwin + ;; + prep*:SunOS:5.*:*) + SUN_REL=`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'` + GUESS=powerpcle-unknown-solaris2$SUN_REL + ;; + *:GNU:*:*) + # the GNU system + GNU_ARCH=`echo "$UNAME_MACHINE" | sed -e 's,[-/].*$,,'` + GNU_REL=`echo "$UNAME_RELEASE" | sed -e 's,/.*$,,'` + GUESS=$GNU_ARCH-unknown-$LIBC$GNU_REL + ;; + *:GNU/*:*:*) + # other systems with GNU libc and userland + GNU_SYS=`echo "$UNAME_SYSTEM" | sed 's,^[^/]*/,,' | tr "[:upper:]" "[:lower:]"` + GNU_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'` + GUESS=$UNAME_MACHINE-unknown-$GNU_SYS$GNU_REL-$LIBC + ;; + *:Minix:*:*) + GUESS=$UNAME_MACHINE-unknown-minix + ;; + aarch64:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + aarch64_be:Linux:*:*) + UNAME_MACHINE=aarch64_be + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + alpha:Linux:*:*) + case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' /proc/cpuinfo 2>/dev/null` in + EV5) UNAME_MACHINE=alphaev5 ;; + EV56) UNAME_MACHINE=alphaev56 ;; + PCA56) UNAME_MACHINE=alphapca56 ;; + PCA57) UNAME_MACHINE=alphapca56 ;; + EV6) UNAME_MACHINE=alphaev6 ;; + EV67) UNAME_MACHINE=alphaev67 ;; + EV68*) UNAME_MACHINE=alphaev68 ;; + esac + objdump --private-headers /bin/sh | grep -q ld.so.1 + if test "$?" = 0 ; then LIBC=gnulibc1 ; fi + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + arc:Linux:*:* | arceb:Linux:*:* | arc32:Linux:*:* | arc64:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + arm*:Linux:*:*) + set_cc_for_build + if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \ + | grep -q __ARM_EABI__ + then + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + else + if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \ + | grep -q __ARM_PCS_VFP + then + GUESS=$UNAME_MACHINE-unknown-linux-${LIBC}eabi + else + GUESS=$UNAME_MACHINE-unknown-linux-${LIBC}eabihf + fi + fi + ;; + avr32*:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + cris:Linux:*:*) + GUESS=$UNAME_MACHINE-axis-linux-$LIBC + ;; + crisv32:Linux:*:*) + GUESS=$UNAME_MACHINE-axis-linux-$LIBC + ;; + e2k:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + frv:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + hexagon:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + i*86:Linux:*:*) + GUESS=$UNAME_MACHINE-pc-linux-$LIBC + ;; + ia64:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + k1om:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + loongarch32:Linux:*:* | loongarch64:Linux:*:* | loongarchx32:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + m32r*:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + m68*:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + mips:Linux:*:* | mips64:Linux:*:*) + set_cc_for_build + IS_GLIBC=0 + test x"${LIBC}" = xgnu && IS_GLIBC=1 + sed 's/^ //' << EOF > "$dummy.c" + #undef CPU + #undef mips + #undef mipsel + #undef mips64 + #undef mips64el + #if ${IS_GLIBC} && defined(_ABI64) + LIBCABI=gnuabi64 + #else + #if ${IS_GLIBC} && defined(_ABIN32) + LIBCABI=gnuabin32 + #else + LIBCABI=${LIBC} + #endif + #endif + + #if ${IS_GLIBC} && defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6 + CPU=mipsisa64r6 + #else + #if ${IS_GLIBC} && !defined(__mips64) && defined(__mips_isa_rev) && __mips_isa_rev>=6 + CPU=mipsisa32r6 + #else + #if defined(__mips64) + CPU=mips64 + #else + CPU=mips + #endif + #endif + #endif + + #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL) + MIPS_ENDIAN=el + #else + #if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB) + MIPS_ENDIAN= + #else + MIPS_ENDIAN= + #endif + #endif +EOF + cc_set_vars=`$CC_FOR_BUILD -E "$dummy.c" 2>/dev/null | grep '^CPU\|^MIPS_ENDIAN\|^LIBCABI'` + eval "$cc_set_vars" + test "x$CPU" != x && { echo "$CPU${MIPS_ENDIAN}-unknown-linux-$LIBCABI"; exit; } + ;; + mips64el:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + openrisc*:Linux:*:*) + GUESS=or1k-unknown-linux-$LIBC + ;; + or32:Linux:*:* | or1k*:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + padre:Linux:*:*) + GUESS=sparc-unknown-linux-$LIBC + ;; + parisc64:Linux:*:* | hppa64:Linux:*:*) + GUESS=hppa64-unknown-linux-$LIBC + ;; + parisc:Linux:*:* | hppa:Linux:*:*) + # Look for CPU level + case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in + PA7*) GUESS=hppa1.1-unknown-linux-$LIBC ;; + PA8*) GUESS=hppa2.0-unknown-linux-$LIBC ;; + *) GUESS=hppa-unknown-linux-$LIBC ;; + esac + ;; + ppc64:Linux:*:*) + GUESS=powerpc64-unknown-linux-$LIBC + ;; + ppc:Linux:*:*) + GUESS=powerpc-unknown-linux-$LIBC + ;; + ppc64le:Linux:*:*) + GUESS=powerpc64le-unknown-linux-$LIBC + ;; + ppcle:Linux:*:*) + GUESS=powerpcle-unknown-linux-$LIBC + ;; + riscv32:Linux:*:* | riscv32be:Linux:*:* | riscv64:Linux:*:* | riscv64be:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + s390:Linux:*:* | s390x:Linux:*:*) + GUESS=$UNAME_MACHINE-ibm-linux-$LIBC + ;; + sh64*:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + sh*:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + sparc:Linux:*:* | sparc64:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + tile*:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + vax:Linux:*:*) + GUESS=$UNAME_MACHINE-dec-linux-$LIBC + ;; + x86_64:Linux:*:*) + set_cc_for_build + LIBCABI=$LIBC + if test "$CC_FOR_BUILD" != no_compiler_found; then + if (echo '#ifdef __ILP32__'; echo IS_X32; echo '#endif') | \ + (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \ + grep IS_X32 >/dev/null + then + LIBCABI=${LIBC}x32 + fi + fi + GUESS=$UNAME_MACHINE-pc-linux-$LIBCABI + ;; + xtensa*:Linux:*:*) + GUESS=$UNAME_MACHINE-unknown-linux-$LIBC + ;; + i*86:DYNIX/ptx:4*:*) + # ptx 4.0 does uname -s correctly, with DYNIX/ptx in there. + # earlier versions are messed up and put the nodename in both + # sysname and nodename. + GUESS=i386-sequent-sysv4 + ;; + i*86:UNIX_SV:4.2MP:2.*) + # Unixware is an offshoot of SVR4, but it has its own version + # number series starting with 2... + # I am not positive that other SVR4 systems won't match this, + # I just have to hope. -- rms. + # Use sysv4.2uw... so that sysv4* matches it. + GUESS=$UNAME_MACHINE-pc-sysv4.2uw$UNAME_VERSION + ;; + i*86:OS/2:*:*) + # If we were able to find `uname', then EMX Unix compatibility + # is probably installed. + GUESS=$UNAME_MACHINE-pc-os2-emx + ;; + i*86:XTS-300:*:STOP) + GUESS=$UNAME_MACHINE-unknown-stop + ;; + i*86:atheos:*:*) + GUESS=$UNAME_MACHINE-unknown-atheos + ;; + i*86:syllable:*:*) + GUESS=$UNAME_MACHINE-pc-syllable + ;; + i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*) + GUESS=i386-unknown-lynxos$UNAME_RELEASE + ;; + i*86:*DOS:*:*) + GUESS=$UNAME_MACHINE-pc-msdosdjgpp + ;; + i*86:*:4.*:*) + UNAME_REL=`echo "$UNAME_RELEASE" | sed 's/\/MP$//'` + if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then + GUESS=$UNAME_MACHINE-univel-sysv$UNAME_REL + else + GUESS=$UNAME_MACHINE-pc-sysv$UNAME_REL + fi + ;; + i*86:*:5:[678]*) + # UnixWare 7.x, OpenUNIX and OpenServer 6. + case `/bin/uname -X | grep "^Machine"` in + *486*) UNAME_MACHINE=i486 ;; + *Pentium) UNAME_MACHINE=i586 ;; + *Pent*|*Celeron) UNAME_MACHINE=i686 ;; + esac + GUESS=$UNAME_MACHINE-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION} + ;; + i*86:*:3.2:*) + if test -f /usr/options/cb.name; then + UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name` + GUESS=$UNAME_MACHINE-pc-isc$UNAME_REL + elif /bin/uname -X 2>/dev/null >/dev/null ; then + UNAME_REL=`(/bin/uname -X|grep Release|sed -e 's/.*= //')` + (/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486 + (/bin/uname -X|grep '^Machine.*Pentium' >/dev/null) \ + && UNAME_MACHINE=i586 + (/bin/uname -X|grep '^Machine.*Pent *II' >/dev/null) \ + && UNAME_MACHINE=i686 + (/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \ + && UNAME_MACHINE=i686 + GUESS=$UNAME_MACHINE-pc-sco$UNAME_REL + else + GUESS=$UNAME_MACHINE-pc-sysv32 + fi + ;; + pc:*:*:*) + # Left here for compatibility: + # uname -m prints for DJGPP always 'pc', but it prints nothing about + # the processor, so we play safe by assuming i586. + # Note: whatever this is, it MUST be the same as what config.sub + # prints for the "djgpp" host, or else GDB configure will decide that + # this is a cross-build. + GUESS=i586-pc-msdosdjgpp + ;; + Intel:Mach:3*:*) + GUESS=i386-pc-mach3 + ;; + paragon:*:*:*) + GUESS=i860-intel-osf1 + ;; + i860:*:4.*:*) # i860-SVR4 + if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then + GUESS=i860-stardent-sysv$UNAME_RELEASE # Stardent Vistra i860-SVR4 + else # Add other i860-SVR4 vendors below as they are discovered. + GUESS=i860-unknown-sysv$UNAME_RELEASE # Unknown i860-SVR4 + fi + ;; + mini*:CTIX:SYS*5:*) + # "miniframe" + GUESS=m68010-convergent-sysv + ;; + mc68k:UNIX:SYSTEM5:3.51m) + GUESS=m68k-convergent-sysv + ;; + M680?0:D-NIX:5.3:*) + GUESS=m68k-diab-dnix + ;; + M68*:*:R3V[5678]*:*) + test -r /sysV68 && { echo 'm68k-motorola-sysv'; exit; } ;; + 3[345]??:*:4.0:3.0 | 3[34]??A:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 3[34]??/*:*:4.0:3.0 | 4400:*:4.0:3.0 | 4850:*:4.0:3.0 | SKA40:*:4.0:3.0 | SDS2:*:4.0:3.0 | SHG2:*:4.0:3.0 | S7501*:*:4.0:3.0) + OS_REL='' + test -r /etc/.relid \ + && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid` + /bin/uname -p 2>/dev/null | grep 86 >/dev/null \ + && { echo i486-ncr-sysv4.3"$OS_REL"; exit; } + /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \ + && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;; + 3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*) + /bin/uname -p 2>/dev/null | grep 86 >/dev/null \ + && { echo i486-ncr-sysv4; exit; } ;; + NCR*:*:4.2:* | MPRAS*:*:4.2:*) + OS_REL='.3' + test -r /etc/.relid \ + && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid` + /bin/uname -p 2>/dev/null | grep 86 >/dev/null \ + && { echo i486-ncr-sysv4.3"$OS_REL"; exit; } + /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \ + && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } + /bin/uname -p 2>/dev/null | /bin/grep pteron >/dev/null \ + && { echo i586-ncr-sysv4.3"$OS_REL"; exit; } ;; + m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*) + GUESS=m68k-unknown-lynxos$UNAME_RELEASE + ;; + mc68030:UNIX_System_V:4.*:*) + GUESS=m68k-atari-sysv4 + ;; + TSUNAMI:LynxOS:2.*:*) + GUESS=sparc-unknown-lynxos$UNAME_RELEASE + ;; + rs6000:LynxOS:2.*:*) + GUESS=rs6000-unknown-lynxos$UNAME_RELEASE + ;; + PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*) + GUESS=powerpc-unknown-lynxos$UNAME_RELEASE + ;; + SM[BE]S:UNIX_SV:*:*) + GUESS=mips-dde-sysv$UNAME_RELEASE + ;; + RM*:ReliantUNIX-*:*:*) + GUESS=mips-sni-sysv4 + ;; + RM*:SINIX-*:*:*) + GUESS=mips-sni-sysv4 + ;; + *:SINIX-*:*:*) + if uname -p 2>/dev/null >/dev/null ; then + UNAME_MACHINE=`(uname -p) 2>/dev/null` + GUESS=$UNAME_MACHINE-sni-sysv4 + else + GUESS=ns32k-sni-sysv + fi + ;; + PENTIUM:*:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort + # says <Richard.M.Bartel@ccMail.Census.GOV> + GUESS=i586-unisys-sysv4 + ;; + *:UNIX_System_V:4*:FTX*) + # From Gerald Hewes <hewes@openmarket.com>. + # How about differentiating between stratus architectures? -djm + GUESS=hppa1.1-stratus-sysv4 + ;; + *:*:*:FTX*) + # From seanf@swdc.stratus.com. + GUESS=i860-stratus-sysv4 + ;; + i*86:VOS:*:*) + # From Paul.Green@stratus.com. + GUESS=$UNAME_MACHINE-stratus-vos + ;; + *:VOS:*:*) + # From Paul.Green@stratus.com. + GUESS=hppa1.1-stratus-vos + ;; + mc68*:A/UX:*:*) + GUESS=m68k-apple-aux$UNAME_RELEASE + ;; + news*:NEWS-OS:6*:*) + GUESS=mips-sony-newsos6 + ;; + R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*) + if test -d /usr/nec; then + GUESS=mips-nec-sysv$UNAME_RELEASE + else + GUESS=mips-unknown-sysv$UNAME_RELEASE + fi + ;; + BeBox:BeOS:*:*) # BeOS running on hardware made by Be, PPC only. + GUESS=powerpc-be-beos + ;; + BeMac:BeOS:*:*) # BeOS running on Mac or Mac clone, PPC only. + GUESS=powerpc-apple-beos + ;; + BePC:BeOS:*:*) # BeOS running on Intel PC compatible. + GUESS=i586-pc-beos + ;; + BePC:Haiku:*:*) # Haiku running on Intel PC compatible. + GUESS=i586-pc-haiku + ;; + x86_64:Haiku:*:*) + GUESS=x86_64-unknown-haiku + ;; + SX-4:SUPER-UX:*:*) + GUESS=sx4-nec-superux$UNAME_RELEASE + ;; + SX-5:SUPER-UX:*:*) + GUESS=sx5-nec-superux$UNAME_RELEASE + ;; + SX-6:SUPER-UX:*:*) + GUESS=sx6-nec-superux$UNAME_RELEASE + ;; + SX-7:SUPER-UX:*:*) + GUESS=sx7-nec-superux$UNAME_RELEASE + ;; + SX-8:SUPER-UX:*:*) + GUESS=sx8-nec-superux$UNAME_RELEASE + ;; + SX-8R:SUPER-UX:*:*) + GUESS=sx8r-nec-superux$UNAME_RELEASE + ;; + SX-ACE:SUPER-UX:*:*) + GUESS=sxace-nec-superux$UNAME_RELEASE + ;; + Power*:Rhapsody:*:*) + GUESS=powerpc-apple-rhapsody$UNAME_RELEASE + ;; + *:Rhapsody:*:*) + GUESS=$UNAME_MACHINE-apple-rhapsody$UNAME_RELEASE + ;; + arm64:Darwin:*:*) + GUESS=aarch64-apple-darwin$UNAME_RELEASE + ;; + *:Darwin:*:*) + UNAME_PROCESSOR=`uname -p` + case $UNAME_PROCESSOR in + unknown) UNAME_PROCESSOR=powerpc ;; + esac + if command -v xcode-select > /dev/null 2> /dev/null && \ + ! xcode-select --print-path > /dev/null 2> /dev/null ; then + # Avoid executing cc if there is no toolchain installed as + # cc will be a stub that puts up a graphical alert + # prompting the user to install developer tools. + CC_FOR_BUILD=no_compiler_found + else + set_cc_for_build + fi + if test "$CC_FOR_BUILD" != no_compiler_found; then + if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \ + (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \ + grep IS_64BIT_ARCH >/dev/null + then + case $UNAME_PROCESSOR in + i386) UNAME_PROCESSOR=x86_64 ;; + powerpc) UNAME_PROCESSOR=powerpc64 ;; + esac + fi + # On 10.4-10.6 one might compile for PowerPC via gcc -arch ppc + if (echo '#ifdef __POWERPC__'; echo IS_PPC; echo '#endif') | \ + (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \ + grep IS_PPC >/dev/null + then + UNAME_PROCESSOR=powerpc + fi + elif test "$UNAME_PROCESSOR" = i386 ; then + # uname -m returns i386 or x86_64 + UNAME_PROCESSOR=$UNAME_MACHINE + fi + GUESS=$UNAME_PROCESSOR-apple-darwin$UNAME_RELEASE + ;; + *:procnto*:*:* | *:QNX:[0123456789]*:*) + UNAME_PROCESSOR=`uname -p` + if test "$UNAME_PROCESSOR" = x86; then + UNAME_PROCESSOR=i386 + UNAME_MACHINE=pc + fi + GUESS=$UNAME_PROCESSOR-$UNAME_MACHINE-nto-qnx$UNAME_RELEASE + ;; + *:QNX:*:4*) + GUESS=i386-pc-qnx + ;; + NEO-*:NONSTOP_KERNEL:*:*) + GUESS=neo-tandem-nsk$UNAME_RELEASE + ;; + NSE-*:NONSTOP_KERNEL:*:*) + GUESS=nse-tandem-nsk$UNAME_RELEASE + ;; + NSR-*:NONSTOP_KERNEL:*:*) + GUESS=nsr-tandem-nsk$UNAME_RELEASE + ;; + NSV-*:NONSTOP_KERNEL:*:*) + GUESS=nsv-tandem-nsk$UNAME_RELEASE + ;; + NSX-*:NONSTOP_KERNEL:*:*) + GUESS=nsx-tandem-nsk$UNAME_RELEASE + ;; + *:NonStop-UX:*:*) + GUESS=mips-compaq-nonstopux + ;; + BS2000:POSIX*:*:*) + GUESS=bs2000-siemens-sysv + ;; + DS/*:UNIX_System_V:*:*) + GUESS=$UNAME_MACHINE-$UNAME_SYSTEM-$UNAME_RELEASE + ;; + *:Plan9:*:*) + # "uname -m" is not consistent, so use $cputype instead. 386 + # is converted to i386 for consistency with other x86 + # operating systems. + if test "${cputype-}" = 386; then + UNAME_MACHINE=i386 + elif test "x${cputype-}" != x; then + UNAME_MACHINE=$cputype + fi + GUESS=$UNAME_MACHINE-unknown-plan9 + ;; + *:TOPS-10:*:*) + GUESS=pdp10-unknown-tops10 + ;; + *:TENEX:*:*) + GUESS=pdp10-unknown-tenex + ;; + KS10:TOPS-20:*:* | KL10:TOPS-20:*:* | TYPE4:TOPS-20:*:*) + GUESS=pdp10-dec-tops20 + ;; + XKL-1:TOPS-20:*:* | TYPE5:TOPS-20:*:*) + GUESS=pdp10-xkl-tops20 + ;; + *:TOPS-20:*:*) + GUESS=pdp10-unknown-tops20 + ;; + *:ITS:*:*) + GUESS=pdp10-unknown-its + ;; + SEI:*:*:SEIUX) + GUESS=mips-sei-seiux$UNAME_RELEASE + ;; + *:DragonFly:*:*) + DRAGONFLY_REL=`echo "$UNAME_RELEASE" | sed -e 's/[-(].*//'` + GUESS=$UNAME_MACHINE-unknown-dragonfly$DRAGONFLY_REL + ;; + *:*VMS:*:*) + UNAME_MACHINE=`(uname -p) 2>/dev/null` + case $UNAME_MACHINE in + A*) GUESS=alpha-dec-vms ;; + I*) GUESS=ia64-dec-vms ;; + V*) GUESS=vax-dec-vms ;; + esac ;; + *:XENIX:*:SysV) + GUESS=i386-pc-xenix + ;; + i*86:skyos:*:*) + SKYOS_REL=`echo "$UNAME_RELEASE" | sed -e 's/ .*$//'` + GUESS=$UNAME_MACHINE-pc-skyos$SKYOS_REL + ;; + i*86:rdos:*:*) + GUESS=$UNAME_MACHINE-pc-rdos + ;; + i*86:Fiwix:*:*) + GUESS=$UNAME_MACHINE-pc-fiwix + ;; + *:AROS:*:*) + GUESS=$UNAME_MACHINE-unknown-aros + ;; + x86_64:VMkernel:*:*) + GUESS=$UNAME_MACHINE-unknown-esx + ;; + amd64:Isilon\ OneFS:*:*) + GUESS=x86_64-unknown-onefs + ;; + *:Unleashed:*:*) + GUESS=$UNAME_MACHINE-unknown-unleashed$UNAME_RELEASE + ;; +esac + +# Do we have a guess based on uname results? +if test "x$GUESS" != x; then + echo "$GUESS" + exit +fi + +# No uname command or uname output not recognized. +set_cc_for_build +cat > "$dummy.c" <<EOF +#ifdef _SEQUENT_ +#include <sys/types.h> +#include <sys/utsname.h> +#endif +#if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__) +#if defined (vax) || defined (__vax) || defined (__vax__) || defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__) +#include <signal.h> +#if defined(_SIZE_T_) || defined(SIGLOST) +#include <sys/utsname.h> +#endif +#endif +#endif +main () +{ +#if defined (sony) +#if defined (MIPSEB) + /* BFD wants "bsd" instead of "newsos". Perhaps BFD should be changed, + I don't know.... */ + printf ("mips-sony-bsd\n"); exit (0); +#else +#include <sys/param.h> + printf ("m68k-sony-newsos%s\n", +#ifdef NEWSOS4 + "4" +#else + "" +#endif + ); exit (0); +#endif +#endif + +#if defined (NeXT) +#if !defined (__ARCHITECTURE__) +#define __ARCHITECTURE__ "m68k" +#endif + int version; + version=`(hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null`; + if (version < 4) + printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version); + else + printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version); + exit (0); +#endif + +#if defined (MULTIMAX) || defined (n16) +#if defined (UMAXV) + printf ("ns32k-encore-sysv\n"); exit (0); +#else +#if defined (CMU) + printf ("ns32k-encore-mach\n"); exit (0); +#else + printf ("ns32k-encore-bsd\n"); exit (0); +#endif +#endif +#endif + +#if defined (__386BSD__) + printf ("i386-pc-bsd\n"); exit (0); +#endif + +#if defined (sequent) +#if defined (i386) + printf ("i386-sequent-dynix\n"); exit (0); +#endif +#if defined (ns32000) + printf ("ns32k-sequent-dynix\n"); exit (0); +#endif +#endif + +#if defined (_SEQUENT_) + struct utsname un; + + uname(&un); + if (strncmp(un.version, "V2", 2) == 0) { + printf ("i386-sequent-ptx2\n"); exit (0); + } + if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */ + printf ("i386-sequent-ptx1\n"); exit (0); + } + printf ("i386-sequent-ptx\n"); exit (0); +#endif + +#if defined (vax) +#if !defined (ultrix) +#include <sys/param.h> +#if defined (BSD) +#if BSD == 43 + printf ("vax-dec-bsd4.3\n"); exit (0); +#else +#if BSD == 199006 + printf ("vax-dec-bsd4.3reno\n"); exit (0); +#else + printf ("vax-dec-bsd\n"); exit (0); +#endif +#endif +#else + printf ("vax-dec-bsd\n"); exit (0); +#endif +#else +#if defined(_SIZE_T_) || defined(SIGLOST) + struct utsname un; + uname (&un); + printf ("vax-dec-ultrix%s\n", un.release); exit (0); +#else + printf ("vax-dec-ultrix\n"); exit (0); +#endif +#endif +#endif +#if defined(ultrix) || defined(_ultrix) || defined(__ultrix) || defined(__ultrix__) +#if defined(mips) || defined(__mips) || defined(__mips__) || defined(MIPS) || defined(__MIPS__) +#if defined(_SIZE_T_) || defined(SIGLOST) + struct utsname *un; + uname (&un); + printf ("mips-dec-ultrix%s\n", un.release); exit (0); +#else + printf ("mips-dec-ultrix\n"); exit (0); +#endif +#endif +#endif + +#if defined (alliant) && defined (i860) + printf ("i860-alliant-bsd\n"); exit (0); +#endif + + exit (1); +} +EOF + +$CC_FOR_BUILD -o "$dummy" "$dummy.c" 2>/dev/null && SYSTEM_NAME=`"$dummy"` && + { echo "$SYSTEM_NAME"; exit; } + +# Apollos put the system type in the environment. +test -d /usr/apollo && { echo "$ISP-apollo-$SYSTYPE"; exit; } + +echo "$0: unable to guess system type" >&2 + +case $UNAME_MACHINE:$UNAME_SYSTEM in + mips:Linux | mips64:Linux) + # If we got here on MIPS GNU/Linux, output extra information. + cat >&2 <<EOF + +NOTE: MIPS GNU/Linux systems require a C compiler to fully recognize +the system type. Please install a C compiler and try again. +EOF + ;; +esac + +cat >&2 <<EOF + +This script (version $timestamp), has failed to recognize the +operating system you are using. If your script is old, overwrite *all* +copies of config.guess and config.sub with the latest versions from: + + https://git.savannah.gnu.org/cgit/config.git/plain/config.guess +and + https://git.savannah.gnu.org/cgit/config.git/plain/config.sub +EOF + +our_year=`echo $timestamp | sed 's,-.*,,'` +thisyear=`date +%Y` +# shellcheck disable=SC2003 +script_age=`expr "$thisyear" - "$our_year"` +if test "$script_age" -lt 3 ; then + cat >&2 <<EOF + +If $0 has already been updated, send the following data and any +information you think might be pertinent to config-patches@gnu.org to +provide the necessary information to handle your system. + +config.guess timestamp = $timestamp + +uname -m = `(uname -m) 2>/dev/null || echo unknown` +uname -r = `(uname -r) 2>/dev/null || echo unknown` +uname -s = `(uname -s) 2>/dev/null || echo unknown` +uname -v = `(uname -v) 2>/dev/null || echo unknown` + +/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null` +/bin/uname -X = `(/bin/uname -X) 2>/dev/null` + +hostinfo = `(hostinfo) 2>/dev/null` +/bin/universe = `(/bin/universe) 2>/dev/null` +/usr/bin/arch -k = `(/usr/bin/arch -k) 2>/dev/null` +/bin/arch = `(/bin/arch) 2>/dev/null` +/usr/bin/oslevel = `(/usr/bin/oslevel) 2>/dev/null` +/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null` + +UNAME_MACHINE = "$UNAME_MACHINE" +UNAME_RELEASE = "$UNAME_RELEASE" +UNAME_SYSTEM = "$UNAME_SYSTEM" +UNAME_VERSION = "$UNAME_VERSION" +EOF +fi + +exit 1 + +# Local variables: +# eval: (add-hook 'before-save-hook 'time-stamp) +# time-stamp-start: "timestamp='" +# time-stamp-format: "%:y-%02m-%02d" +# time-stamp-end: "'" +# End: diff --git a/build/autoconf/config.status.m4 b/build/autoconf/config.status.m4 new file mode 100644 index 0000000000..41571a414b --- /dev/null +++ b/build/autoconf/config.status.m4 @@ -0,0 +1,154 @@ +dnl This Source Code Form is subject to the terms of the Mozilla Public +dnl License, v. 2.0. If a copy of the MPL was not distributed with this +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/. + +dnl For use in AC_SUBST replacement +define([MOZ_DIVERSION_SUBST], 11) + +dnl Replace AC_SUBST to store values in a format suitable for python. +dnl The necessary comma after the tuple can't be put here because it +dnl can mess around with things like: +dnl AC_SOMETHING(foo,AC_SUBST(),bar) +define([AC_SUBST], +[ifdef([AC_SUBST_SET_$1], [m4_fatal([Cannot use AC_SUBST and AC_SUBST_SET on the same variable ($1)])], +[ifdef([AC_SUBST_LIST_$1], [m4_fatal([Cannot use AC_SUBST and AC_SUBST_LIST on the same variable ($1)])], +[ifdef([AC_SUBST_$1], , +[define([AC_SUBST_$1], )dnl +AC_DIVERT_PUSH(MOZ_DIVERSION_SUBST)dnl + (''' $1 ''', r''' [$]$1 ''') +AC_DIVERT_POP()dnl +])])])])]) + +dnl Like AC_SUBST, but makes the value available as a set in python, +dnl with values got from the value of the environment variable, split on +dnl whitespaces. +define([AC_SUBST_SET], +[ifdef([AC_SUBST_$1], [m4_fatal([Cannot use AC_SUBST and AC_SUBST_SET on the same variable ($1)])], +[ifdef([AC_SUBST_LIST_$1], [m4_fatal([Cannot use AC_SUBST_LIST and AC_SUBST_SET on the same variable ($1)])], +[ifdef([AC_SUBST_SET_$1], , +[define([AC_SUBST_SET_$1], )dnl +AC_DIVERT_PUSH(MOZ_DIVERSION_SUBST)dnl + (''' $1 ''', unique_list(split(r''' [$]$1 '''))) +AC_DIVERT_POP()dnl +])])])])]) + +dnl Like AC_SUBST, but makes the value available as a list in python, +dnl with values got from the value of the environment variable, split on +dnl whitespaces. +define([AC_SUBST_LIST], +[ifdef([AC_SUBST_$1], [m4_fatal([Cannot use AC_SUBST and AC_SUBST_LIST on the same variable ($1)])], +[ifdef([AC_SUBST_SET_$1], [m4_fatal([Cannot use AC_SUBST_SET and AC_SUBST_LIST on the same variable ($1)])], +[ifdef([AC_SUBST_LIST_$1], , +[define([AC_SUBST_LIST_$1], )dnl +AC_DIVERT_PUSH(MOZ_DIVERSION_SUBST)dnl + (''' $1 ''', list(split(r''' [$]$1 '''))) +AC_DIVERT_POP()dnl +])])])])]) + +dnl Ignore AC_SUBSTs for variables we don't have use for but that autoconf +dnl itself exports. +define([AC_SUBST_CFLAGS], ) +define([AC_SUBST_CPPFLAGS], ) +define([AC_SUBST_CXXFLAGS], ) +define([AC_SUBST_FFLAGS], ) +define([AC_SUBST_DEFS], ) +define([AC_SUBST_LDFLAGS], ) +define([AC_SUBST_LIBS], ) + +dnl Wrap AC_DEFINE to store values in a format suitable for python. +dnl autoconf's AC_DEFINE still needs to be used to fill confdefs.h, +dnl which is #included during some compile checks. +dnl The necessary comma after the tuple can't be put here because it +dnl can mess around with things like: +dnl AC_SOMETHING(foo,AC_DEFINE(),bar) +define([_MOZ_AC_DEFINE], defn([AC_DEFINE])) +define([AC_DEFINE], +[cat >> confdefs.pytmp <<\EOF + (''' $1 ''', ifelse($#, 2, [r''' $2 '''], $#, 3, [r''' $2 '''], ' 1 ')) +EOF +ifelse($#, 2, _MOZ_AC_DEFINE([$1], [$2]), $#, 3, _MOZ_AC_DEFINE([$1], [$2], [$3]),_MOZ_AC_DEFINE([$1]))dnl +]) + +dnl Wrap AC_DEFINE_UNQUOTED to store values in a format suitable for +dnl python. +define([_MOZ_AC_DEFINE_UNQUOTED], defn([AC_DEFINE_UNQUOTED])) +define([AC_DEFINE_UNQUOTED], +[cat >> confdefs.pytmp <<EOF + (''' $1 ''', ifelse($#, 2, [r''' $2 '''], $#, 3, [r''' $2 '''], ' 1 ')) +EOF +ifelse($#, 2, _MOZ_AC_DEFINE_UNQUOTED($1, $2), $#, 3, _MOZ_AC_DEFINE_UNQUOTED($1, $2, $3),_MOZ_AC_DEFINE_UNQUOTED($1))dnl +]) + +dnl Replace AC_OUTPUT to create and call a python config.status +define([MOZ_CREATE_CONFIG_STATUS], +[dnl Used in all Makefile.in files +top_srcdir=$srcdir +AC_SUBST(top_srcdir) + +dnl Picked from autoconf 2.13 +trap '' 1 2 15 +AC_CACHE_SAVE + +trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15 +: ${CONFIG_STATUS=./config.data} + +dnl We're going to need [ ] for python syntax. +changequote(<<<, >>>)dnl +echo creating $CONFIG_STATUS + +cat > $CONFIG_STATUS <<EOF + +dnl All defines and substs are stored with an additional space at the beginning +dnl and at the end of the string, to avoid any problem with values starting or +dnl ending with quotes. +defines = [ +EOF + +dnl confdefs.pytmp contains AC_DEFINEs, in the expected format, but +dnl lacks the final comma (see above). +sed 's/$/,/' confdefs.pytmp >> $CONFIG_STATUS +rm confdefs.pytmp confdefs.h + +cat >> $CONFIG_STATUS <<\EOF +] + +substs = [ +EOF + +dnl The MOZ_DIVERSION_SUBST output diversion contains AC_SUBSTs, in the +dnl expected format, but lacks the final comma (see above). +sed 's/$/,/' >> $CONFIG_STATUS <<EOF +undivert(MOZ_DIVERSION_SUBST)dnl +EOF + +dnl Add in the output from the subconfigure script +for ac_subst_arg in $_subconfigure_ac_subst_args; do + variable='$'$ac_subst_arg + echo " (''' $ac_subst_arg ''', r''' `eval echo $variable` ''')," >> $CONFIG_STATUS +done + +cat >> $CONFIG_STATUS <<\EOF +] + +flags = [ +undivert(MOZ_DIVERSION_ARGS)dnl +] +EOF + +changequote([, ]) +]) + +define([m4_fatal],[ +errprint([$1 +]) +m4exit(1) +]) + +define([AC_OUTPUT], [ifelse($#_$1, 1_, [MOZ_CREATE_CONFIG_STATUS() +MOZ_RUN_CONFIG_STATUS()], +[m4_fatal([Use CONFIGURE_SUBST_FILES in moz.build files to create substituted files.])] +)]) + +define([AC_CONFIG_HEADER], +[m4_fatal([Use CONFIGURE_DEFINE_FILES in moz.build files to produce header files.]) +]) diff --git a/build/autoconf/config.sub b/build/autoconf/config.sub new file mode 100755 index 0000000000..dba16e84c7 --- /dev/null +++ b/build/autoconf/config.sub @@ -0,0 +1,1890 @@ +#! /bin/sh +# Configuration validation subroutine script. +# Copyright 1992-2022 Free Software Foundation, Inc. + +# shellcheck disable=SC2006,SC2268 # see below for rationale + +timestamp='2022-01-03' + +# This file is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, see <https://www.gnu.org/licenses/>. +# +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that +# program. This Exception is an additional permission under section 7 +# of the GNU General Public License, version 3 ("GPLv3"). + + +# Please send patches to <config-patches@gnu.org>. +# +# Configuration subroutine to validate and canonicalize a configuration type. +# Supply the specified configuration type as an argument. +# If it is invalid, we print an error message on stderr and exit with code 1. +# Otherwise, we print the canonical config type on stdout and succeed. + +# You can get the latest version of this script from: +# https://git.savannah.gnu.org/cgit/config.git/plain/config.sub + +# This file is supposed to be the same for all GNU packages +# and recognize all the CPU types, system types and aliases +# that are meaningful with *any* GNU software. +# Each package is responsible for reporting which valid configurations +# it does not support. The user should be able to distinguish +# a failure to support a valid configuration from a meaningless +# configuration. + +# The goal of this file is to map all the various variations of a given +# machine specification into a single specification in the form: +# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM +# or in some cases, the newer four-part form: +# CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM +# It is wrong to echo any other type of specification. + +# The "shellcheck disable" line above the timestamp inhibits complaints +# about features and limitations of the classic Bourne shell that were +# superseded or lifted in POSIX. However, this script identifies a wide +# variety of pre-POSIX systems that do not have POSIX shells at all, and +# even some reasonably current systems (Solaris 10 as case-in-point) still +# have a pre-POSIX /bin/sh. + +me=`echo "$0" | sed -e 's,.*/,,'` + +usage="\ +Usage: $0 [OPTION] CPU-MFR-OPSYS or ALIAS + +Canonicalize a configuration name. + +Options: + -h, --help print this help, then exit + -t, --time-stamp print date of last modification, then exit + -v, --version print version number, then exit + +Report bugs and patches to <config-patches@gnu.org>." + +version="\ +GNU config.sub ($timestamp) + +Copyright 1992-2022 Free Software Foundation, Inc. + +This is free software; see the source for copying conditions. There is NO +warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE." + +help=" +Try \`$me --help' for more information." + +# Parse command line +while test $# -gt 0 ; do + case $1 in + --time-stamp | --time* | -t ) + echo "$timestamp" ; exit ;; + --version | -v ) + echo "$version" ; exit ;; + --help | --h* | -h ) + echo "$usage"; exit ;; + -- ) # Stop option processing + shift; break ;; + - ) # Use stdin as input. + break ;; + -* ) + echo "$me: invalid option $1$help" >&2 + exit 1 ;; + + *local*) + # First pass through any local machine types. + echo "$1" + exit ;; + + * ) + break ;; + esac +done + +case $# in + 0) echo "$me: missing argument$help" >&2 + exit 1;; + 1) ;; + *) echo "$me: too many arguments$help" >&2 + exit 1;; +esac + +# Split fields of configuration type +# shellcheck disable=SC2162 +saved_IFS=$IFS +IFS="-" read field1 field2 field3 field4 <<EOF +$1 +EOF +IFS=$saved_IFS + +# Separate into logical components for further validation +case $1 in + *-*-*-*-*) + echo Invalid configuration \`"$1"\': more than four components >&2 + exit 1 + ;; + *-*-*-*) + basic_machine=$field1-$field2 + basic_os=$field3-$field4 + ;; + *-*-*) + # Ambiguous whether COMPANY is present, or skipped and KERNEL-OS is two + # parts + maybe_os=$field2-$field3 + case $maybe_os in + nto-qnx* | linux-* | uclinux-uclibc* \ + | uclinux-gnu* | kfreebsd*-gnu* | knetbsd*-gnu* | netbsd*-gnu* \ + | netbsd*-eabi* | kopensolaris*-gnu* | cloudabi*-eabi* \ + | storm-chaos* | os2-emx* | rtmk-nova*) + basic_machine=$field1 + basic_os=$maybe_os + ;; + android-linux) + basic_machine=$field1-unknown + basic_os=linux-android + ;; + *) + basic_machine=$field1-$field2 + basic_os=$field3 + ;; + esac + ;; + *-*) + # A lone config we happen to match not fitting any pattern + case $field1-$field2 in + decstation-3100) + basic_machine=mips-dec + basic_os= + ;; + *-*) + # Second component is usually, but not always the OS + case $field2 in + # Prevent following clause from handling this valid os + sun*os*) + basic_machine=$field1 + basic_os=$field2 + ;; + zephyr*) + basic_machine=$field1-unknown + basic_os=$field2 + ;; + # Manufacturers + dec* | mips* | sequent* | encore* | pc533* | sgi* | sony* \ + | att* | 7300* | 3300* | delta* | motorola* | sun[234]* \ + | unicom* | ibm* | next | hp | isi* | apollo | altos* \ + | convergent* | ncr* | news | 32* | 3600* | 3100* \ + | hitachi* | c[123]* | convex* | sun | crds | omron* | dg \ + | ultra | tti* | harris | dolphin | highlevel | gould \ + | cbm | ns | masscomp | apple | axis | knuth | cray \ + | microblaze* | sim | cisco \ + | oki | wec | wrs | winbond) + basic_machine=$field1-$field2 + basic_os= + ;; + *) + basic_machine=$field1 + basic_os=$field2 + ;; + esac + ;; + esac + ;; + *) + # Convert single-component short-hands not valid as part of + # multi-component configurations. + case $field1 in + 386bsd) + basic_machine=i386-pc + basic_os=bsd + ;; + a29khif) + basic_machine=a29k-amd + basic_os=udi + ;; + adobe68k) + basic_machine=m68010-adobe + basic_os=scout + ;; + alliant) + basic_machine=fx80-alliant + basic_os= + ;; + altos | altos3068) + basic_machine=m68k-altos + basic_os= + ;; + am29k) + basic_machine=a29k-none + basic_os=bsd + ;; + amdahl) + basic_machine=580-amdahl + basic_os=sysv + ;; + amiga) + basic_machine=m68k-unknown + basic_os= + ;; + amigaos | amigados) + basic_machine=m68k-unknown + basic_os=amigaos + ;; + amigaunix | amix) + basic_machine=m68k-unknown + basic_os=sysv4 + ;; + apollo68) + basic_machine=m68k-apollo + basic_os=sysv + ;; + apollo68bsd) + basic_machine=m68k-apollo + basic_os=bsd + ;; + aros) + basic_machine=i386-pc + basic_os=aros + ;; + aux) + basic_machine=m68k-apple + basic_os=aux + ;; + balance) + basic_machine=ns32k-sequent + basic_os=dynix + ;; + blackfin) + basic_machine=bfin-unknown + basic_os=linux + ;; + cegcc) + basic_machine=arm-unknown + basic_os=cegcc + ;; + convex-c1) + basic_machine=c1-convex + basic_os=bsd + ;; + convex-c2) + basic_machine=c2-convex + basic_os=bsd + ;; + convex-c32) + basic_machine=c32-convex + basic_os=bsd + ;; + convex-c34) + basic_machine=c34-convex + basic_os=bsd + ;; + convex-c38) + basic_machine=c38-convex + basic_os=bsd + ;; + cray) + basic_machine=j90-cray + basic_os=unicos + ;; + crds | unos) + basic_machine=m68k-crds + basic_os= + ;; + da30) + basic_machine=m68k-da30 + basic_os= + ;; + decstation | pmax | pmin | dec3100 | decstatn) + basic_machine=mips-dec + basic_os= + ;; + delta88) + basic_machine=m88k-motorola + basic_os=sysv3 + ;; + dicos) + basic_machine=i686-pc + basic_os=dicos + ;; + djgpp) + basic_machine=i586-pc + basic_os=msdosdjgpp + ;; + ebmon29k) + basic_machine=a29k-amd + basic_os=ebmon + ;; + es1800 | OSE68k | ose68k | ose | OSE) + basic_machine=m68k-ericsson + basic_os=ose + ;; + gmicro) + basic_machine=tron-gmicro + basic_os=sysv + ;; + go32) + basic_machine=i386-pc + basic_os=go32 + ;; + h8300hms) + basic_machine=h8300-hitachi + basic_os=hms + ;; + h8300xray) + basic_machine=h8300-hitachi + basic_os=xray + ;; + h8500hms) + basic_machine=h8500-hitachi + basic_os=hms + ;; + harris) + basic_machine=m88k-harris + basic_os=sysv3 + ;; + hp300 | hp300hpux) + basic_machine=m68k-hp + basic_os=hpux + ;; + hp300bsd) + basic_machine=m68k-hp + basic_os=bsd + ;; + hppaosf) + basic_machine=hppa1.1-hp + basic_os=osf + ;; + hppro) + basic_machine=hppa1.1-hp + basic_os=proelf + ;; + i386mach) + basic_machine=i386-mach + basic_os=mach + ;; + isi68 | isi) + basic_machine=m68k-isi + basic_os=sysv + ;; + m68knommu) + basic_machine=m68k-unknown + basic_os=linux + ;; + magnum | m3230) + basic_machine=mips-mips + basic_os=sysv + ;; + merlin) + basic_machine=ns32k-utek + basic_os=sysv + ;; + mingw64) + basic_machine=x86_64-pc + basic_os=mingw64 + ;; + mingw32) + basic_machine=i686-pc + basic_os=mingw32 + ;; + mingw32ce) + basic_machine=arm-unknown + basic_os=mingw32ce + ;; + monitor) + basic_machine=m68k-rom68k + basic_os=coff + ;; + morphos) + basic_machine=powerpc-unknown + basic_os=morphos + ;; + moxiebox) + basic_machine=moxie-unknown + basic_os=moxiebox + ;; + msdos) + basic_machine=i386-pc + basic_os=msdos + ;; + msys) + basic_machine=i686-pc + basic_os=msys + ;; + mvs) + basic_machine=i370-ibm + basic_os=mvs + ;; + nacl) + basic_machine=le32-unknown + basic_os=nacl + ;; + ncr3000) + basic_machine=i486-ncr + basic_os=sysv4 + ;; + netbsd386) + basic_machine=i386-pc + basic_os=netbsd + ;; + netwinder) + basic_machine=armv4l-rebel + basic_os=linux + ;; + news | news700 | news800 | news900) + basic_machine=m68k-sony + basic_os=newsos + ;; + news1000) + basic_machine=m68030-sony + basic_os=newsos + ;; + necv70) + basic_machine=v70-nec + basic_os=sysv + ;; + nh3000) + basic_machine=m68k-harris + basic_os=cxux + ;; + nh[45]000) + basic_machine=m88k-harris + basic_os=cxux + ;; + nindy960) + basic_machine=i960-intel + basic_os=nindy + ;; + mon960) + basic_machine=i960-intel + basic_os=mon960 + ;; + nonstopux) + basic_machine=mips-compaq + basic_os=nonstopux + ;; + os400) + basic_machine=powerpc-ibm + basic_os=os400 + ;; + OSE68000 | ose68000) + basic_machine=m68000-ericsson + basic_os=ose + ;; + os68k) + basic_machine=m68k-none + basic_os=os68k + ;; + paragon) + basic_machine=i860-intel + basic_os=osf + ;; + parisc) + basic_machine=hppa-unknown + basic_os=linux + ;; + psp) + basic_machine=mipsallegrexel-sony + basic_os=psp + ;; + pw32) + basic_machine=i586-unknown + basic_os=pw32 + ;; + rdos | rdos64) + basic_machine=x86_64-pc + basic_os=rdos + ;; + rdos32) + basic_machine=i386-pc + basic_os=rdos + ;; + rom68k) + basic_machine=m68k-rom68k + basic_os=coff + ;; + sa29200) + basic_machine=a29k-amd + basic_os=udi + ;; + sei) + basic_machine=mips-sei + basic_os=seiux + ;; + sequent) + basic_machine=i386-sequent + basic_os= + ;; + sps7) + basic_machine=m68k-bull + basic_os=sysv2 + ;; + st2000) + basic_machine=m68k-tandem + basic_os= + ;; + stratus) + basic_machine=i860-stratus + basic_os=sysv4 + ;; + sun2) + basic_machine=m68000-sun + basic_os= + ;; + sun2os3) + basic_machine=m68000-sun + basic_os=sunos3 + ;; + sun2os4) + basic_machine=m68000-sun + basic_os=sunos4 + ;; + sun3) + basic_machine=m68k-sun + basic_os= + ;; + sun3os3) + basic_machine=m68k-sun + basic_os=sunos3 + ;; + sun3os4) + basic_machine=m68k-sun + basic_os=sunos4 + ;; + sun4) + basic_machine=sparc-sun + basic_os= + ;; + sun4os3) + basic_machine=sparc-sun + basic_os=sunos3 + ;; + sun4os4) + basic_machine=sparc-sun + basic_os=sunos4 + ;; + sun4sol2) + basic_machine=sparc-sun + basic_os=solaris2 + ;; + sun386 | sun386i | roadrunner) + basic_machine=i386-sun + basic_os= + ;; + sv1) + basic_machine=sv1-cray + basic_os=unicos + ;; + symmetry) + basic_machine=i386-sequent + basic_os=dynix + ;; + t3e) + basic_machine=alphaev5-cray + basic_os=unicos + ;; + t90) + basic_machine=t90-cray + basic_os=unicos + ;; + toad1) + basic_machine=pdp10-xkl + basic_os=tops20 + ;; + tpf) + basic_machine=s390x-ibm + basic_os=tpf + ;; + udi29k) + basic_machine=a29k-amd + basic_os=udi + ;; + ultra3) + basic_machine=a29k-nyu + basic_os=sym1 + ;; + v810 | necv810) + basic_machine=v810-nec + basic_os=none + ;; + vaxv) + basic_machine=vax-dec + basic_os=sysv + ;; + vms) + basic_machine=vax-dec + basic_os=vms + ;; + vsta) + basic_machine=i386-pc + basic_os=vsta + ;; + vxworks960) + basic_machine=i960-wrs + basic_os=vxworks + ;; + vxworks68) + basic_machine=m68k-wrs + basic_os=vxworks + ;; + vxworks29k) + basic_machine=a29k-wrs + basic_os=vxworks + ;; + xbox) + basic_machine=i686-pc + basic_os=mingw32 + ;; + ymp) + basic_machine=ymp-cray + basic_os=unicos + ;; + *) + basic_machine=$1 + basic_os= + ;; + esac + ;; +esac + +# Decode 1-component or ad-hoc basic machines +case $basic_machine in + # Here we handle the default manufacturer of certain CPU types. It is in + # some cases the only manufacturer, in others, it is the most popular. + w89k) + cpu=hppa1.1 + vendor=winbond + ;; + op50n) + cpu=hppa1.1 + vendor=oki + ;; + op60c) + cpu=hppa1.1 + vendor=oki + ;; + ibm*) + cpu=i370 + vendor=ibm + ;; + orion105) + cpu=clipper + vendor=highlevel + ;; + mac | mpw | mac-mpw) + cpu=m68k + vendor=apple + ;; + pmac | pmac-mpw) + cpu=powerpc + vendor=apple + ;; + + # Recognize the various machine names and aliases which stand + # for a CPU type and a company and sometimes even an OS. + 3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc) + cpu=m68000 + vendor=att + ;; + 3b*) + cpu=we32k + vendor=att + ;; + bluegene*) + cpu=powerpc + vendor=ibm + basic_os=cnk + ;; + decsystem10* | dec10*) + cpu=pdp10 + vendor=dec + basic_os=tops10 + ;; + decsystem20* | dec20*) + cpu=pdp10 + vendor=dec + basic_os=tops20 + ;; + delta | 3300 | motorola-3300 | motorola-delta \ + | 3300-motorola | delta-motorola) + cpu=m68k + vendor=motorola + ;; + dpx2*) + cpu=m68k + vendor=bull + basic_os=sysv3 + ;; + encore | umax | mmax) + cpu=ns32k + vendor=encore + ;; + elxsi) + cpu=elxsi + vendor=elxsi + basic_os=${basic_os:-bsd} + ;; + fx2800) + cpu=i860 + vendor=alliant + ;; + genix) + cpu=ns32k + vendor=ns + ;; + h3050r* | hiux*) + cpu=hppa1.1 + vendor=hitachi + basic_os=hiuxwe2 + ;; + hp3k9[0-9][0-9] | hp9[0-9][0-9]) + cpu=hppa1.0 + vendor=hp + ;; + hp9k2[0-9][0-9] | hp9k31[0-9]) + cpu=m68000 + vendor=hp + ;; + hp9k3[2-9][0-9]) + cpu=m68k + vendor=hp + ;; + hp9k6[0-9][0-9] | hp6[0-9][0-9]) + cpu=hppa1.0 + vendor=hp + ;; + hp9k7[0-79][0-9] | hp7[0-79][0-9]) + cpu=hppa1.1 + vendor=hp + ;; + hp9k78[0-9] | hp78[0-9]) + # FIXME: really hppa2.0-hp + cpu=hppa1.1 + vendor=hp + ;; + hp9k8[67]1 | hp8[67]1 | hp9k80[24] | hp80[24] | hp9k8[78]9 | hp8[78]9 | hp9k893 | hp893) + # FIXME: really hppa2.0-hp + cpu=hppa1.1 + vendor=hp + ;; + hp9k8[0-9][13679] | hp8[0-9][13679]) + cpu=hppa1.1 + vendor=hp + ;; + hp9k8[0-9][0-9] | hp8[0-9][0-9]) + cpu=hppa1.0 + vendor=hp + ;; + i*86v32) + cpu=`echo "$1" | sed -e 's/86.*/86/'` + vendor=pc + basic_os=sysv32 + ;; + i*86v4*) + cpu=`echo "$1" | sed -e 's/86.*/86/'` + vendor=pc + basic_os=sysv4 + ;; + i*86v) + cpu=`echo "$1" | sed -e 's/86.*/86/'` + vendor=pc + basic_os=sysv + ;; + i*86sol2) + cpu=`echo "$1" | sed -e 's/86.*/86/'` + vendor=pc + basic_os=solaris2 + ;; + j90 | j90-cray) + cpu=j90 + vendor=cray + basic_os=${basic_os:-unicos} + ;; + iris | iris4d) + cpu=mips + vendor=sgi + case $basic_os in + irix*) + ;; + *) + basic_os=irix4 + ;; + esac + ;; + miniframe) + cpu=m68000 + vendor=convergent + ;; + *mint | mint[0-9]* | *MiNT | *MiNT[0-9]*) + cpu=m68k + vendor=atari + basic_os=mint + ;; + news-3600 | risc-news) + cpu=mips + vendor=sony + basic_os=newsos + ;; + next | m*-next) + cpu=m68k + vendor=next + case $basic_os in + openstep*) + ;; + nextstep*) + ;; + ns2*) + basic_os=nextstep2 + ;; + *) + basic_os=nextstep3 + ;; + esac + ;; + np1) + cpu=np1 + vendor=gould + ;; + op50n-* | op60c-*) + cpu=hppa1.1 + vendor=oki + basic_os=proelf + ;; + pa-hitachi) + cpu=hppa1.1 + vendor=hitachi + basic_os=hiuxwe2 + ;; + pbd) + cpu=sparc + vendor=tti + ;; + pbb) + cpu=m68k + vendor=tti + ;; + pc532) + cpu=ns32k + vendor=pc532 + ;; + pn) + cpu=pn + vendor=gould + ;; + power) + cpu=power + vendor=ibm + ;; + ps2) + cpu=i386 + vendor=ibm + ;; + rm[46]00) + cpu=mips + vendor=siemens + ;; + rtpc | rtpc-*) + cpu=romp + vendor=ibm + ;; + sde) + cpu=mipsisa32 + vendor=sde + basic_os=${basic_os:-elf} + ;; + simso-wrs) + cpu=sparclite + vendor=wrs + basic_os=vxworks + ;; + tower | tower-32) + cpu=m68k + vendor=ncr + ;; + vpp*|vx|vx-*) + cpu=f301 + vendor=fujitsu + ;; + w65) + cpu=w65 + vendor=wdc + ;; + w89k-*) + cpu=hppa1.1 + vendor=winbond + basic_os=proelf + ;; + none) + cpu=none + vendor=none + ;; + leon|leon[3-9]) + cpu=sparc + vendor=$basic_machine + ;; + leon-*|leon[3-9]-*) + cpu=sparc + vendor=`echo "$basic_machine" | sed 's/-.*//'` + ;; + + *-*) + # shellcheck disable=SC2162 + saved_IFS=$IFS + IFS="-" read cpu vendor <<EOF +$basic_machine +EOF + IFS=$saved_IFS + ;; + # We use `pc' rather than `unknown' + # because (1) that's what they normally are, and + # (2) the word "unknown" tends to confuse beginning users. + i*86 | x86_64) + cpu=$basic_machine + vendor=pc + ;; + # These rules are duplicated from below for sake of the special case above; + # i.e. things that normalized to x86 arches should also default to "pc" + pc98) + cpu=i386 + vendor=pc + ;; + x64 | amd64) + cpu=x86_64 + vendor=pc + ;; + # Recognize the basic CPU types without company name. + *) + cpu=$basic_machine + vendor=unknown + ;; +esac + +unset -v basic_machine + +# Decode basic machines in the full and proper CPU-Company form. +case $cpu-$vendor in + # Here we handle the default manufacturer of certain CPU types in canonical form. It is in + # some cases the only manufacturer, in others, it is the most popular. + craynv-unknown) + vendor=cray + basic_os=${basic_os:-unicosmp} + ;; + c90-unknown | c90-cray) + vendor=cray + basic_os=${Basic_os:-unicos} + ;; + fx80-unknown) + vendor=alliant + ;; + romp-unknown) + vendor=ibm + ;; + mmix-unknown) + vendor=knuth + ;; + microblaze-unknown | microblazeel-unknown) + vendor=xilinx + ;; + rs6000-unknown) + vendor=ibm + ;; + vax-unknown) + vendor=dec + ;; + pdp11-unknown) + vendor=dec + ;; + we32k-unknown) + vendor=att + ;; + cydra-unknown) + vendor=cydrome + ;; + i370-ibm*) + vendor=ibm + ;; + orion-unknown) + vendor=highlevel + ;; + xps-unknown | xps100-unknown) + cpu=xps100 + vendor=honeywell + ;; + + # Here we normalize CPU types with a missing or matching vendor + armh-unknown | armh-alt) + cpu=armv7l + vendor=alt + basic_os=${basic_os:-linux-gnueabihf} + ;; + dpx20-unknown | dpx20-bull) + cpu=rs6000 + vendor=bull + basic_os=${basic_os:-bosx} + ;; + + # Here we normalize CPU types irrespective of the vendor + amd64-*) + cpu=x86_64 + ;; + blackfin-*) + cpu=bfin + basic_os=linux + ;; + c54x-*) + cpu=tic54x + ;; + c55x-*) + cpu=tic55x + ;; + c6x-*) + cpu=tic6x + ;; + e500v[12]-*) + cpu=powerpc + basic_os=${basic_os}"spe" + ;; + mips3*-*) + cpu=mips64 + ;; + ms1-*) + cpu=mt + ;; + m68knommu-*) + cpu=m68k + basic_os=linux + ;; + m9s12z-* | m68hcs12z-* | hcs12z-* | s12z-*) + cpu=s12z + ;; + openrisc-*) + cpu=or32 + ;; + parisc-*) + cpu=hppa + basic_os=linux + ;; + pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*) + cpu=i586 + ;; + pentiumpro-* | p6-* | 6x86-* | athlon-* | athalon_*-*) + cpu=i686 + ;; + pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*) + cpu=i686 + ;; + pentium4-*) + cpu=i786 + ;; + pc98-*) + cpu=i386 + ;; + ppc-* | ppcbe-*) + cpu=powerpc + ;; + ppcle-* | powerpclittle-*) + cpu=powerpcle + ;; + ppc64-*) + cpu=powerpc64 + ;; + ppc64le-* | powerpc64little-*) + cpu=powerpc64le + ;; + sb1-*) + cpu=mipsisa64sb1 + ;; + sb1el-*) + cpu=mipsisa64sb1el + ;; + sh5e[lb]-*) + cpu=`echo "$cpu" | sed 's/^\(sh.\)e\(.\)$/\1\2e/'` + ;; + spur-*) + cpu=spur + ;; + strongarm-* | thumb-*) + cpu=arm + ;; + tx39-*) + cpu=mipstx39 + ;; + tx39el-*) + cpu=mipstx39el + ;; + x64-*) + cpu=x86_64 + ;; + xscale-* | xscalee[bl]-*) + cpu=`echo "$cpu" | sed 's/^xscale/arm/'` + ;; + arm64-* | aarch64le-*) + cpu=aarch64 + ;; + + # Recognize the canonical CPU Types that limit and/or modify the + # company names they are paired with. + cr16-*) + basic_os=${basic_os:-elf} + ;; + crisv32-* | etraxfs*-*) + cpu=crisv32 + vendor=axis + ;; + cris-* | etrax*-*) + cpu=cris + vendor=axis + ;; + crx-*) + basic_os=${basic_os:-elf} + ;; + neo-tandem) + cpu=neo + vendor=tandem + ;; + nse-tandem) + cpu=nse + vendor=tandem + ;; + nsr-tandem) + cpu=nsr + vendor=tandem + ;; + nsv-tandem) + cpu=nsv + vendor=tandem + ;; + nsx-tandem) + cpu=nsx + vendor=tandem + ;; + mipsallegrexel-sony) + cpu=mipsallegrexel + vendor=sony + ;; + tile*-*) + basic_os=${basic_os:-linux-gnu} + ;; + + *) + # Recognize the canonical CPU types that are allowed with any + # company name. + case $cpu in + 1750a | 580 \ + | a29k \ + | aarch64 | aarch64_be \ + | abacus \ + | alpha | alphaev[4-8] | alphaev56 | alphaev6[78] \ + | alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] \ + | alphapca5[67] | alpha64pca5[67] \ + | am33_2.0 \ + | amdgcn \ + | arc | arceb | arc32 | arc64 \ + | arm | arm[lb]e | arme[lb] | armv* \ + | avr | avr32 \ + | asmjs \ + | ba \ + | be32 | be64 \ + | bfin | bpf | bs2000 \ + | c[123]* | c30 | [cjt]90 | c4x \ + | c8051 | clipper | craynv | csky | cydra \ + | d10v | d30v | dlx | dsp16xx \ + | e2k | elxsi | epiphany \ + | f30[01] | f700 | fido | fr30 | frv | ft32 | fx80 \ + | h8300 | h8500 \ + | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \ + | hexagon \ + | i370 | i*86 | i860 | i960 | ia16 | ia64 \ + | ip2k | iq2000 \ + | k1om \ + | le32 | le64 \ + | lm32 \ + | loongarch32 | loongarch64 | loongarchx32 \ + | m32c | m32r | m32rle \ + | m5200 | m68000 | m680[012346]0 | m68360 | m683?2 | m68k \ + | m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x \ + | m88110 | m88k | maxq | mb | mcore | mep | metag \ + | microblaze | microblazeel \ + | mips | mipsbe | mipseb | mipsel | mipsle \ + | mips16 \ + | mips64 | mips64eb | mips64el \ + | mips64octeon | mips64octeonel \ + | mips64orion | mips64orionel \ + | mips64r5900 | mips64r5900el \ + | mips64vr | mips64vrel \ + | mips64vr4100 | mips64vr4100el \ + | mips64vr4300 | mips64vr4300el \ + | mips64vr5000 | mips64vr5000el \ + | mips64vr5900 | mips64vr5900el \ + | mipsisa32 | mipsisa32el \ + | mipsisa32r2 | mipsisa32r2el \ + | mipsisa32r3 | mipsisa32r3el \ + | mipsisa32r5 | mipsisa32r5el \ + | mipsisa32r6 | mipsisa32r6el \ + | mipsisa64 | mipsisa64el \ + | mipsisa64r2 | mipsisa64r2el \ + | mipsisa64r3 | mipsisa64r3el \ + | mipsisa64r5 | mipsisa64r5el \ + | mipsisa64r6 | mipsisa64r6el \ + | mipsisa64sb1 | mipsisa64sb1el \ + | mipsisa64sr71k | mipsisa64sr71kel \ + | mipsr5900 | mipsr5900el \ + | mipstx39 | mipstx39el \ + | mmix \ + | mn10200 | mn10300 \ + | moxie \ + | mt \ + | msp430 \ + | nds32 | nds32le | nds32be \ + | nfp \ + | nios | nios2 | nios2eb | nios2el \ + | none | np1 | ns16k | ns32k | nvptx \ + | open8 \ + | or1k* \ + | or32 \ + | orion \ + | picochip \ + | pdp10 | pdp11 | pj | pjl | pn | power \ + | powerpc | powerpc64 | powerpc64le | powerpcle | powerpcspe \ + | pru \ + | pyramid \ + | riscv | riscv32 | riscv32be | riscv64 | riscv64be \ + | rl78 | romp | rs6000 | rx \ + | s390 | s390x \ + | score \ + | sh | shl \ + | sh[1234] | sh[24]a | sh[24]ae[lb] | sh[23]e | she[lb] | sh[lb]e \ + | sh[1234]e[lb] | sh[12345][lb]e | sh[23]ele | sh64 | sh64le \ + | sparc | sparc64 | sparc64b | sparc64v | sparc86x | sparclet \ + | sparclite \ + | sparcv8 | sparcv9 | sparcv9b | sparcv9v | sv1 | sx* \ + | spu \ + | tahoe \ + | thumbv7* \ + | tic30 | tic4x | tic54x | tic55x | tic6x | tic80 \ + | tron \ + | ubicom32 \ + | v70 | v850 | v850e | v850e1 | v850es | v850e2 | v850e2v3 \ + | vax \ + | visium \ + | w65 \ + | wasm32 | wasm64 \ + | we32k \ + | x86 | x86_64 | xc16x | xgate | xps100 \ + | xstormy16 | xtensa* \ + | ymp \ + | z8k | z80) + ;; + + *) + echo Invalid configuration \`"$1"\': machine \`"$cpu-$vendor"\' not recognized 1>&2 + exit 1 + ;; + esac + ;; +esac + +# Here we canonicalize certain aliases for manufacturers. +case $vendor in + digital*) + vendor=dec + ;; + commodore*) + vendor=cbm + ;; + *) + ;; +esac + +# Decode manufacturer-specific aliases for certain operating systems. + +if test x$basic_os != x +then + +# First recognize some ad-hoc cases, or perhaps split kernel-os, or else just +# set os. +case $basic_os in + gnu/linux*) + kernel=linux + os=`echo "$basic_os" | sed -e 's|gnu/linux|gnu|'` + ;; + os2-emx) + kernel=os2 + os=`echo "$basic_os" | sed -e 's|os2-emx|emx|'` + ;; + nto-qnx*) + kernel=nto + os=`echo "$basic_os" | sed -e 's|nto-qnx|qnx|'` + ;; + *-*) + # shellcheck disable=SC2162 + saved_IFS=$IFS + IFS="-" read kernel os <<EOF +$basic_os +EOF + IFS=$saved_IFS + ;; + # Default OS when just kernel was specified + nto*) + kernel=nto + os=`echo "$basic_os" | sed -e 's|nto|qnx|'` + ;; + linux*) + kernel=linux + os=`echo "$basic_os" | sed -e 's|linux|gnu|'` + ;; + *) + kernel= + os=$basic_os + ;; +esac + +# Now, normalize the OS (knowing we just have one component, it's not a kernel, +# etc.) +case $os in + # First match some system type aliases that might get confused + # with valid system types. + # solaris* is a basic system type, with this one exception. + auroraux) + os=auroraux + ;; + bluegene*) + os=cnk + ;; + solaris1 | solaris1.*) + os=`echo "$os" | sed -e 's|solaris1|sunos4|'` + ;; + solaris) + os=solaris2 + ;; + unixware*) + os=sysv4.2uw + ;; + # es1800 is here to avoid being matched by es* (a different OS) + es1800*) + os=ose + ;; + # Some version numbers need modification + chorusos*) + os=chorusos + ;; + isc) + os=isc2.2 + ;; + sco6) + os=sco5v6 + ;; + sco5) + os=sco3.2v5 + ;; + sco4) + os=sco3.2v4 + ;; + sco3.2.[4-9]*) + os=`echo "$os" | sed -e 's/sco3.2./sco3.2v/'` + ;; + sco*v* | scout) + # Don't match below + ;; + sco*) + os=sco3.2v2 + ;; + psos*) + os=psos + ;; + qnx*) + os=qnx + ;; + hiux*) + os=hiuxwe2 + ;; + lynx*178) + os=lynxos178 + ;; + lynx*5) + os=lynxos5 + ;; + lynxos*) + # don't get caught up in next wildcard + ;; + lynx*) + os=lynxos + ;; + mac[0-9]*) + os=`echo "$os" | sed -e 's|mac|macos|'` + ;; + opened*) + os=openedition + ;; + os400*) + os=os400 + ;; + sunos5*) + os=`echo "$os" | sed -e 's|sunos5|solaris2|'` + ;; + sunos6*) + os=`echo "$os" | sed -e 's|sunos6|solaris3|'` + ;; + wince*) + os=wince + ;; + utek*) + os=bsd + ;; + dynix*) + os=bsd + ;; + acis*) + os=aos + ;; + atheos*) + os=atheos + ;; + syllable*) + os=syllable + ;; + 386bsd) + os=bsd + ;; + ctix* | uts*) + os=sysv + ;; + nova*) + os=rtmk-nova + ;; + ns2) + os=nextstep2 + ;; + # Preserve the version number of sinix5. + sinix5.*) + os=`echo "$os" | sed -e 's|sinix|sysv|'` + ;; + sinix*) + os=sysv4 + ;; + tpf*) + os=tpf + ;; + triton*) + os=sysv3 + ;; + oss*) + os=sysv3 + ;; + svr4*) + os=sysv4 + ;; + svr3) + os=sysv3 + ;; + sysvr4) + os=sysv4 + ;; + ose*) + os=ose + ;; + *mint | mint[0-9]* | *MiNT | MiNT[0-9]*) + os=mint + ;; + dicos*) + os=dicos + ;; + pikeos*) + # Until real need of OS specific support for + # particular features comes up, bare metal + # configurations are quite functional. + case $cpu in + arm*) + os=eabi + ;; + *) + os=elf + ;; + esac + ;; + *) + # No normalization, but not necessarily accepted, that comes below. + ;; +esac + +else + +# Here we handle the default operating systems that come with various machines. +# The value should be what the vendor currently ships out the door with their +# machine or put another way, the most popular os provided with the machine. + +# Note that if you're going to try to match "-MANUFACTURER" here (say, +# "-sun"), then you have to tell the case statement up towards the top +# that MANUFACTURER isn't an operating system. Otherwise, code above +# will signal an error saying that MANUFACTURER isn't an operating +# system, and we'll never get to this point. + +kernel= +case $cpu-$vendor in + score-*) + os=elf + ;; + spu-*) + os=elf + ;; + *-acorn) + os=riscix1.2 + ;; + arm*-rebel) + kernel=linux + os=gnu + ;; + arm*-semi) + os=aout + ;; + c4x-* | tic4x-*) + os=coff + ;; + c8051-*) + os=elf + ;; + clipper-intergraph) + os=clix + ;; + hexagon-*) + os=elf + ;; + tic54x-*) + os=coff + ;; + tic55x-*) + os=coff + ;; + tic6x-*) + os=coff + ;; + # This must come before the *-dec entry. + pdp10-*) + os=tops20 + ;; + pdp11-*) + os=none + ;; + *-dec | vax-*) + os=ultrix4.2 + ;; + m68*-apollo) + os=domain + ;; + i386-sun) + os=sunos4.0.2 + ;; + m68000-sun) + os=sunos3 + ;; + m68*-cisco) + os=aout + ;; + mep-*) + os=elf + ;; + mips*-cisco) + os=elf + ;; + mips*-*) + os=elf + ;; + or32-*) + os=coff + ;; + *-tti) # must be before sparc entry or we get the wrong os. + os=sysv3 + ;; + sparc-* | *-sun) + os=sunos4.1.1 + ;; + pru-*) + os=elf + ;; + *-be) + os=beos + ;; + *-ibm) + os=aix + ;; + *-knuth) + os=mmixware + ;; + *-wec) + os=proelf + ;; + *-winbond) + os=proelf + ;; + *-oki) + os=proelf + ;; + *-hp) + os=hpux + ;; + *-hitachi) + os=hiux + ;; + i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent) + os=sysv + ;; + *-cbm) + os=amigaos + ;; + *-dg) + os=dgux + ;; + *-dolphin) + os=sysv3 + ;; + m68k-ccur) + os=rtu + ;; + m88k-omron*) + os=luna + ;; + *-next) + os=nextstep + ;; + *-sequent) + os=ptx + ;; + *-crds) + os=unos + ;; + *-ns) + os=genix + ;; + i370-*) + os=mvs + ;; + *-gould) + os=sysv + ;; + *-highlevel) + os=bsd + ;; + *-encore) + os=bsd + ;; + *-sgi) + os=irix + ;; + *-siemens) + os=sysv4 + ;; + *-masscomp) + os=rtu + ;; + f30[01]-fujitsu | f700-fujitsu) + os=uxpv + ;; + *-rom68k) + os=coff + ;; + *-*bug) + os=coff + ;; + *-apple) + os=macos + ;; + *-atari*) + os=mint + ;; + *-wrs) + os=vxworks + ;; + *) + os=none + ;; +esac + +fi + +# Now, validate our (potentially fixed-up) OS. +case $os in + # Sometimes we do "kernel-libc", so those need to count as OSes. + musl* | newlib* | relibc* | uclibc*) + ;; + # Likewise for "kernel-abi" + eabi* | gnueabi*) + ;; + # VxWorks passes extra cpu info in the 4th filed. + simlinux | simwindows | spe) + ;; + # Now accept the basic system types. + # The portable systems comes first. + # Each alternative MUST end in a * to match a version number. + gnu* | android* | bsd* | mach* | minix* | genix* | ultrix* | irix* \ + | *vms* | esix* | aix* | cnk* | sunos | sunos[34]* \ + | hpux* | unos* | osf* | luna* | dgux* | auroraux* | solaris* \ + | sym* | plan9* | psp* | sim* | xray* | os68k* | v88r* \ + | hiux* | abug | nacl* | netware* | windows* \ + | os9* | macos* | osx* | ios* \ + | mpw* | magic* | mmixware* | mon960* | lnews* \ + | amigaos* | amigados* | msdos* | newsos* | unicos* | aof* \ + | aos* | aros* | cloudabi* | sortix* | twizzler* \ + | nindy* | vxsim* | vxworks* | ebmon* | hms* | mvs* \ + | clix* | riscos* | uniplus* | iris* | isc* | rtu* | xenix* \ + | mirbsd* | netbsd* | dicos* | openedition* | ose* \ + | bitrig* | openbsd* | secbsd* | solidbsd* | libertybsd* | os108* \ + | ekkobsd* | freebsd* | riscix* | lynxos* | os400* \ + | bosx* | nextstep* | cxux* | aout* | elf* | oabi* \ + | ptx* | coff* | ecoff* | winnt* | domain* | vsta* \ + | udi* | lites* | ieee* | go32* | aux* | hcos* \ + | chorusrdb* | cegcc* | glidix* | serenity* \ + | cygwin* | msys* | pe* | moss* | proelf* | rtems* \ + | midipix* | mingw32* | mingw64* | mint* \ + | uxpv* | beos* | mpeix* | udk* | moxiebox* \ + | interix* | uwin* | mks* | rhapsody* | darwin* \ + | openstep* | oskit* | conix* | pw32* | nonstopux* \ + | storm-chaos* | tops10* | tenex* | tops20* | its* \ + | os2* | vos* | palmos* | uclinux* | nucleus* | morphos* \ + | scout* | superux* | sysv* | rtmk* | tpf* | windiss* \ + | powermax* | dnix* | nx6 | nx7 | sei* | dragonfly* \ + | skyos* | haiku* | rdos* | toppers* | drops* | es* \ + | onefs* | tirtos* | phoenix* | fuchsia* | redox* | bme* \ + | midnightbsd* | amdhsa* | unleashed* | emscripten* | wasi* \ + | nsk* | powerunix* | genode* | zvmoe* | qnx* | emx* | zephyr* \ + | fiwix* ) + ;; + # This one is extra strict with allowed versions + sco3.2v2 | sco3.2v[4-9]* | sco5v6*) + # Don't forget version if it is 3.2v4 or newer. + ;; + none) + ;; + *) + echo Invalid configuration \`"$1"\': OS \`"$os"\' not recognized 1>&2 + exit 1 + ;; +esac + +# As a final step for OS-related things, validate the OS-kernel combination +# (given a valid OS), if there is a kernel. +case $kernel-$os in + linux-gnu* | linux-dietlibc* | linux-android* | linux-newlib* \ + | linux-musl* | linux-relibc* | linux-uclibc* ) + ;; + uclinux-uclibc* ) + ;; + -dietlibc* | -newlib* | -musl* | -relibc* | -uclibc* ) + # These are just libc implementations, not actual OSes, and thus + # require a kernel. + echo "Invalid configuration \`$1': libc \`$os' needs explicit kernel." 1>&2 + exit 1 + ;; + kfreebsd*-gnu* | kopensolaris*-gnu*) + ;; + vxworks-simlinux | vxworks-simwindows | vxworks-spe) + ;; + nto-qnx*) + ;; + os2-emx) + ;; + *-eabi* | *-gnueabi*) + ;; + -*) + # Blank kernel with real OS is always fine. + ;; + *-*) + echo "Invalid configuration \`$1': Kernel \`$kernel' not known to work with OS \`$os'." 1>&2 + exit 1 + ;; +esac + +# Here we handle the case where we know the os, and the CPU type, but not the +# manufacturer. We pick the logical manufacturer. +case $vendor in + unknown) + case $cpu-$os in + *-riscix*) + vendor=acorn + ;; + *-sunos*) + vendor=sun + ;; + *-cnk* | *-aix*) + vendor=ibm + ;; + *-beos*) + vendor=be + ;; + *-hpux*) + vendor=hp + ;; + *-mpeix*) + vendor=hp + ;; + *-hiux*) + vendor=hitachi + ;; + *-unos*) + vendor=crds + ;; + *-dgux*) + vendor=dg + ;; + *-luna*) + vendor=omron + ;; + *-genix*) + vendor=ns + ;; + *-clix*) + vendor=intergraph + ;; + *-mvs* | *-opened*) + vendor=ibm + ;; + *-os400*) + vendor=ibm + ;; + s390-* | s390x-*) + vendor=ibm + ;; + *-ptx*) + vendor=sequent + ;; + *-tpf*) + vendor=ibm + ;; + *-vxsim* | *-vxworks* | *-windiss*) + vendor=wrs + ;; + *-aux*) + vendor=apple + ;; + *-hms*) + vendor=hitachi + ;; + *-mpw* | *-macos*) + vendor=apple + ;; + *-*mint | *-mint[0-9]* | *-*MiNT | *-MiNT[0-9]*) + vendor=atari + ;; + *-vos*) + vendor=stratus + ;; + esac + ;; +esac + +echo "$cpu-$vendor-${kernel:+$kernel-}$os" +exit + +# Local variables: +# eval: (add-hook 'before-save-hook 'time-stamp) +# time-stamp-start: "timestamp='" +# time-stamp-format: "%:y-%02m-%02d" +# time-stamp-end: "'" +# End: diff --git a/build/autoconf/expandlibs.m4 b/build/autoconf/expandlibs.m4 new file mode 100644 index 0000000000..959ee6f1b9 --- /dev/null +++ b/build/autoconf/expandlibs.m4 @@ -0,0 +1,52 @@ +dnl This Source Code Form is subject to the terms of the Mozilla Public +dnl License, v. 2.0. If a copy of the MPL was not distributed with this +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/. + +AC_DEFUN([MOZ_EXPAND_LIBS], +[ +dnl ======================================================== +dnl = +dnl = Check what kind of list files are supported by the +dnl = linker +dnl = +dnl ======================================================== + +AC_CACHE_CHECK(what kind of list files are supported by the linker, + EXPAND_LIBS_LIST_STYLE, + [echo "int main() {return 0;}" > conftest.${ac_ext} + dnl Because BFD ld doesn't work with LTO + linker scripts, we + dnl must pass the LTO CFLAGS to the compile command, and the LTO + dnl LDFLAGS to all subsequent link commands. + dnl https://sourceware.org/bugzilla/show_bug.cgi?id=23600 + if AC_TRY_COMMAND(${CC-cc} -o conftest.${OBJ_SUFFIX} -c $MOZ_LTO_CFLAGS $CFLAGS $CPPFLAGS conftest.${ac_ext} 1>&5) && test -s conftest.${OBJ_SUFFIX}; then + echo "INPUT(conftest.${OBJ_SUFFIX})" > conftest.list + if test "$CC_TYPE" = "clang-cl"; then + link="$LINKER -OUT:conftest${ac_exeext}" + else + link="${CC-cc} -o conftest${ac_exeext}" + fi + if AC_TRY_COMMAND($link $MOZ_LTO_LDFLAGS $LDFLAGS conftest.list $LIBS 1>&5) && test -s conftest${ac_exeext}; then + EXPAND_LIBS_LIST_STYLE=linkerscript + else + echo "conftest.${OBJ_SUFFIX}" > conftest.list + dnl -filelist is for the OS X linker. We need to try -filelist + dnl first because clang understands @file, but may pass an + dnl oversized argument list to the linker depending on the + dnl contents of @file. + if AC_TRY_COMMAND($link $MOZ_LTO_LDFLAGS $LDFLAGS [-Wl,-filelist,conftest.list] $LIBS 1>&5) && test -s conftest${ac_exeext}; then + EXPAND_LIBS_LIST_STYLE=filelist + elif AC_TRY_COMMAND($link $MOZ_LTO_LDFLAGS $LDFLAGS @conftest.list $LIBS 1>&5) && test -s conftest${ac_exeext}; then + EXPAND_LIBS_LIST_STYLE=list + else + AC_ERROR([Couldn't find one that works]) + fi + fi + else + dnl We really don't expect to get here, but just in case + AC_ERROR([couldn't compile a simple C file]) + fi + rm -rf conftest*]) + +AC_SUBST(EXPAND_LIBS_LIST_STYLE) + +]) diff --git a/build/autoconf/hooks.m4 b/build/autoconf/hooks.m4 new file mode 100644 index 0000000000..84d58205c1 --- /dev/null +++ b/build/autoconf/hooks.m4 @@ -0,0 +1,31 @@ +dnl This Source Code Form is subject to the terms of the Mozilla Public +dnl License, v. 2.0. If a copy of the MPL was not distributed with this +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/. + +dnl Wrap AC_INIT_PREPARE to add the above trap. +define([_MOZ_AC_INIT_PREPARE], defn([AC_INIT_PREPARE])) +define([AC_INIT_PREPARE], +[_MOZ_AC_INIT_PREPARE($1) + +test "x$prefix" = xNONE && prefix=$ac_default_prefix +# Let make expand exec_prefix. +test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' +]) + +dnl Print error messages in config.log as well as stderr +define([AC_MSG_ERROR], +[{ echo "configure: error: $1" 1>&2; echo "configure: error: $1" 1>&5; exit 1; }]) + +dnl Divert AC_TRY_COMPILER to make ac_cv_prog_*_works actually cached. +dnl This will allow to just skip the test when python configure has set +dnl the value for us. But since ac_cv_prog_*_cross is calculated at the same +dnl time, and has a different meaning as in python configure, we only want to +dnl use its value to display whether a cross-compile is happening. We forbid +dnl configure tests that would rely on ac_cv_prog_*_cross autoconf meaning +dnl (being able to execute the product of compilation), which are already bad +dnl for cross compiles anyways, so it's a win to get rid of them. +define([_MOZ_AC_TRY_COMPILER], defn([AC_TRY_COMPILER])) +define([AC_TRY_COMPILER], [AC_CACHE_VAL($2, _MOZ_AC_TRY_COMPILER($1, $2, $3))]) + +define([AC_TRY_RUN], [m4_fatal([AC_TRY_RUN is forbidden])]) +define([AC_CHECK_FILE], [m4_fatal([AC_CHECK_FILE is forbidden])]) diff --git a/build/autoconf/install-sh b/build/autoconf/install-sh new file mode 100755 index 0000000000..a4be13e59f --- /dev/null +++ b/build/autoconf/install-sh @@ -0,0 +1,123 @@ +#!/bin/sh +# This Source Code Form is subject to the terms of the Mozilla Public +# License, v. 2.0. If a copy of the MPL was not distributed with this +# file, You can obtain one at http://mozilla.org/MPL/2.0/. + + +# +# install - install a program, script, or datafile +# This comes from X11R5; it is not part of GNU. +# +# $XConsortium: install.sh,v 1.2 89/12/18 14:47:22 jim Exp $ +# +# This script is compatible with the BSD install script, but was written +# from scratch. +# + + +# set DOITPROG to echo to test this script + +# Don't use :- since 4.3BSD and earlier shells don't like it. +doit="${DOITPROG-}" + + +# put in absolute paths if you don't have them in your path; or use env. vars. + +mvprog="${MVPROG-mv}" +cpprog="${CPPROG-cp}" +chmodprog="${CHMODPROG-chmod}" +chownprog="${CHOWNPROG-chown}" +chgrpprog="${CHGRPPROG-chgrp}" +stripprog="${STRIPPROG-strip}" +rmprog="${RMPROG-rm}" + +instcmd="$mvprog" +chmodcmd="" +chowncmd="" +chgrpcmd="" +stripcmd="" +rmcmd="$rmprog -f" +mvcmd="$mvprog" +src="" +dst="" + +while [ x"$1" != x ]; do + case $1 in + -c) instcmd="$cpprog" + shift + continue;; + + -m) chmodcmd="$chmodprog $2" + shift + shift + continue;; + + -o) chowncmd="$chownprog $2" + shift + shift + continue;; + + -g) chgrpcmd="$chgrpprog $2" + shift + shift + continue;; + + -s) stripcmd="$stripprog" + shift + continue;; + + *) if [ x"$src" = x ] + then + src=$1 + else + dst=$1 + fi + shift + continue;; + esac +done + +if [ x"$src" = x ] +then + echo "install: no input file specified" + exit 1 +fi + +if [ x"$dst" = x ] +then + echo "install: no destination specified" + exit 1 +fi + + +# If destination is a directory, append the input filename; if your system +# does not like double slashes in filenames, you may need to add some logic + +if [ -d $dst ] +then + dst="$dst"/`basename $src` +fi + +# Make a temp file name in the proper directory. + +dstdir=`dirname $dst` +dsttmp=$dstdir/#inst.$$# + +# Move or copy the file name to the temp name + +$doit $instcmd $src $dsttmp + +# and set any options; do chmod last to preserve setuid bits + +if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; fi +if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; fi +if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; fi +if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; fi + +# Now rename the file to the real destination. + +$doit $rmcmd $dst +$doit $mvcmd $dsttmp $dst + + +exit 0 diff --git a/build/autoconf/mozheader.m4 b/build/autoconf/mozheader.m4 new file mode 100644 index 0000000000..e99e35a403 --- /dev/null +++ b/build/autoconf/mozheader.m4 @@ -0,0 +1,32 @@ +dnl This Source Code Form is subject to the terms of the Mozilla Public +dnl License, v. 2.0. If a copy of the MPL was not distributed with this +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/. + +dnl MOZ_CHECK_HEADER(HEADER-FILE, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, INCLUDES]]]) +AC_DEFUN([MOZ_CHECK_HEADER], +[ dnl Do the transliteration at runtime so arg 1 can be a shell variable. + ac_safe=`echo "$1" | sed 'y%./+-%__p_%'` + AC_MSG_CHECKING([for $1]) + AC_CACHE_VAL(ac_cv_header_$ac_safe, + [ AC_TRY_COMPILE([$4 +#include <$1>], , + eval "ac_cv_header_$ac_safe=yes", + eval "ac_cv_header_$ac_safe=no") ]) + if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then + AC_MSG_RESULT(yes) + ifelse([$2], , :, [$2]) + else + AC_MSG_RESULT(no) + ifelse([$3], , , [$3]) + fi +]) + +dnl MOZ_CHECK_HEADERS(HEADER-FILE... [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, INCLUDES]]]) +AC_DEFUN([MOZ_CHECK_HEADERS], +[ for ac_hdr in $1 + do + MOZ_CHECK_HEADER($ac_hdr, + [ ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'` + AC_DEFINE_UNQUOTED($ac_tr_hdr) $2], $3, [$4]) + done +]) diff --git a/build/autoconf/mozprog.m4 b/build/autoconf/mozprog.m4 new file mode 100644 index 0000000000..00e357a807 --- /dev/null +++ b/build/autoconf/mozprog.m4 @@ -0,0 +1,42 @@ +dnl This Source Code Form is subject to the terms of the Mozilla Public +dnl License, v. 2.0. If a copy of the MPL was not distributed with this +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/. + +AC_DEFUN([MOZ_PROG_CHECKMSYS], +[AC_REQUIRE([AC_INIT_BINSH])dnl +if test `uname -s | grep -c "MINGW\|MSYS" 2>/dev/null` != "0"; then + msyshost=1 +fi +]) + +AC_DEFUN([MOZ_PATH_PROG], +[ AC_PATH_PROG($1,$2,$3,$4) + if test "$msyshost"; then + case "[$]$1" in + /*) + tmp_DIRNAME=`dirname "[$]$1"` + tmp_BASENAME=`basename "[$]$1"` + tmp_PWD=`cd "$tmp_DIRNAME" && pwd -W` + $1="$tmp_PWD/$tmp_BASENAME" + if test -e "[$]$1.exe"; then + $1="[$]$1.exe" + fi + esac + fi +]) + +AC_DEFUN([MOZ_PATH_PROGS], +[ AC_PATH_PROGS($1,$2,$3,$4) + if test "$msyshost"; then + case "[$]$1" in + /*) + tmp_DIRNAME=`dirname "[$]$1"` + tmp_BASENAME=`basename "[$]$1"` + tmp_PWD=`cd "$tmp_DIRNAME" && pwd -W` + $1="$tmp_PWD/$tmp_BASENAME" + if test -e "[$]$1.exe"; then + $1="[$]$1.exe" + fi + esac + fi +]) diff --git a/build/autoconf/sanitize.m4 b/build/autoconf/sanitize.m4 new file mode 100644 index 0000000000..11fc6caebb --- /dev/null +++ b/build/autoconf/sanitize.m4 @@ -0,0 +1,135 @@ +dnl This Source Code Form is subject to the terms of the Mozilla Public +dnl License, v. 2.0. If a copy of the MPL was not distributed with this +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/. + +AC_DEFUN([MOZ_CONFIG_SANITIZE], [ + +dnl ======================================================== +dnl = Use Address Sanitizer +dnl ======================================================== +if test -n "$MOZ_ASAN"; then + if test -n "$CLANG_CL"; then + # Look for the ASan runtime binary + if test "$CPU_ARCH" = "x86_64"; then + MOZ_CLANG_RT_ASAN_LIB=clang_rt.asan_dynamic-x86_64.dll + else + MOZ_CLANG_RT_ASAN_LIB=clang_rt.asan_dynamic-i386.dll + fi + # We use MOZ_PATH_PROG in order to get a Windows style path. + MOZ_PATH_PROG(MOZ_CLANG_RT_ASAN_LIB_PATH, $MOZ_CLANG_RT_ASAN_LIB) + if test -z "$MOZ_CLANG_RT_ASAN_LIB_PATH"; then + AC_MSG_ERROR([Couldn't find $MOZ_CLANG_RT_ASAN_LIB. It should be available in the same location as clang-cl.]) + fi + AC_SUBST(MOZ_CLANG_RT_ASAN_LIB_PATH) + # Suppressing errors in recompiled code. + if test "$OS_ARCH" = "WINNT"; then + CFLAGS="-fsanitize-blacklist=$_topsrcdir/build/sanitizers/asan_blacklist_win.txt $CFLAGS" + CXXFLAGS="-fsanitize-blacklist=$_topsrcdir/build/sanitizers/asan_blacklist_win.txt $CXXFLAGS" + fi + fi + CFLAGS="-fsanitize=address $CFLAGS" + CXXFLAGS="-fsanitize=address $CXXFLAGS" + if test -z "$CLANG_CL"; then + LDFLAGS="-fsanitize=address -rdynamic $LDFLAGS" + fi + AC_DEFINE(MOZ_ASAN) + MOZ_PATH_PROG(LLVM_SYMBOLIZER, llvm-symbolizer) +fi +AC_SUBST(MOZ_ASAN) + +dnl ======================================================== +dnl = Use Memory Sanitizer +dnl ======================================================== +if test -n "$MOZ_MSAN"; then + CFLAGS="-fsanitize=memory -fsanitize-memory-track-origins $CFLAGS" + CXXFLAGS="-fsanitize=memory -fsanitize-memory-track-origins $CXXFLAGS" + if test -z "$CLANG_CL"; then + LDFLAGS="-fsanitize=memory -fsanitize-memory-track-origins -rdynamic $LDFLAGS" + fi + AC_DEFINE(MOZ_MSAN) + MOZ_PATH_PROG(LLVM_SYMBOLIZER, llvm-symbolizer) +fi +AC_SUBST(MOZ_MSAN) + +dnl ======================================================== +dnl = Use Thread Sanitizer +dnl ======================================================== +if test -n "$MOZ_TSAN"; then + CFLAGS="-fsanitize=thread $CFLAGS" + CXXFLAGS="-fsanitize=thread $CXXFLAGS" + if test -z "$CLANG_CL"; then + LDFLAGS="-fsanitize=thread -rdynamic $LDFLAGS" + fi + AC_DEFINE(MOZ_TSAN) + MOZ_PATH_PROG(LLVM_SYMBOLIZER, llvm-symbolizer) +fi +AC_SUBST(MOZ_TSAN) + +dnl ======================================================== +dnl = Use UndefinedBehavior Sanitizer (with custom checks) +dnl ======================================================== +if test -n "$MOZ_UBSAN_CHECKS"; then + MOZ_UBSAN=1 + UBSAN_TXT="$_objdir/ubsan_blacklist.txt" + cat $_topsrcdir/build/sanitizers/ubsan_*_blacklist.txt > $UBSAN_TXT + UBSAN_FLAGS="-fsanitize=$MOZ_UBSAN_CHECKS -fno-sanitize-recover=$MOZ_UBSAN_CHECKS -fsanitize-blacklist=$UBSAN_TXT" + CFLAGS="$UBSAN_FLAGS $CFLAGS" + CXXFLAGS="$UBSAN_FLAGS $CXXFLAGS" + if test -z "$CLANG_CL"; then + LDFLAGS="-fsanitize=undefined -rdynamic $LDFLAGS" + fi + AC_DEFINE(MOZ_UBSAN) + MOZ_PATH_PROG(LLVM_SYMBOLIZER, llvm-symbolizer) +fi +AC_SUBST(MOZ_UBSAN) + +dnl ======================================================== +dnl = Use UndefinedBehavior Sanitizer to find integer overflows +dnl ======================================================== +if test -n "$MOZ_SIGNED_OVERFLOW_SANITIZE$MOZ_UNSIGNED_OVERFLOW_SANITIZE"; then + MOZ_UBSAN=1 + SANITIZER_BLACKLISTS="" + if test -n "$MOZ_SIGNED_OVERFLOW_SANITIZE"; then + SANITIZER_BLACKLISTS="-fsanitize-blacklist=$_topsrcdir/build/sanitizers/ubsan_signed_overflow_blacklist.txt $SANITIZER_BLACKLISTS" + CFLAGS="-fsanitize=signed-integer-overflow $CFLAGS" + CXXFLAGS="-fsanitize=signed-integer-overflow $CXXFLAGS" + if test -z "$CLANG_CL"; then + LDFLAGS="-fsanitize=signed-integer-overflow -rdynamic $LDFLAGS" + fi + AC_DEFINE(MOZ_SIGNED_OVERFLOW_SANITIZE) + fi + if test -n "$MOZ_UNSIGNED_OVERFLOW_SANITIZE"; then + SANITIZER_BLACKLISTS="-fsanitize-blacklist=$_topsrcdir/build/sanitizers/ubsan_unsigned_overflow_blacklist.txt $SANITIZER_BLACKLISTS" + CFLAGS="-fsanitize=unsigned-integer-overflow $CFLAGS" + CXXFLAGS="-fsanitize=unsigned-integer-overflow $CXXFLAGS" + if test -z "$CLANG_CL"; then + LDFLAGS="-fsanitize=unsigned-integer-overflow -rdynamic $LDFLAGS" + fi + AC_DEFINE(MOZ_UNSIGNED_OVERFLOW_SANITIZE) + fi + CFLAGS="$SANITIZER_BLACKLISTS $CFLAGS" + CXXFLAGS="$SANITIZER_BLACKLISTS $CXXFLAGS" + AC_DEFINE(MOZ_UBSAN) + MOZ_PATH_PROG(LLVM_SYMBOLIZER, llvm-symbolizer) +fi +AC_SUBST(MOZ_SIGNED_OVERFLOW_SANITIZE) +AC_SUBST(MOZ_UNSIGNED_OVERFLOW_SANITIZE) +AC_SUBST(MOZ_UBSAN) + +dnl ======================================================= +dnl = Required for stand-alone (sanitizer-less) libFuzzer. +dnl ======================================================= +if test -n "$LIBFUZZER"; then + LDFLAGS="$LIBFUZZER_FLAGS -rdynamic $LDFLAGS" +fi + +# The LLVM symbolizer is used by all sanitizers +AC_SUBST(LLVM_SYMBOLIZER) + +dnl ======================================================== +dnl = Test for whether the compiler is compatible with the +dnl = given sanitize options. +dnl ======================================================== +AC_TRY_LINK(,,,AC_MSG_ERROR([compiler is incompatible with sanitize options])) + +]) diff --git a/build/autoconf/toolchain.m4 b/build/autoconf/toolchain.m4 new file mode 100644 index 0000000000..e7227fd2cd --- /dev/null +++ b/build/autoconf/toolchain.m4 @@ -0,0 +1,127 @@ +dnl This Source Code Form is subject to the terms of the Mozilla Public +dnl License, v. 2.0. If a copy of the MPL was not distributed with this +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/. + +dnl Several autoconf functions AC_REQUIRE AC_PROG_CPP/AC_PROG_CXXCPP +dnl or AC_HEADER_STDC, meaning they are called even when we don't call +dnl them explicitly. +dnl However, theses checks are not necessary and python configure sets +dnl the corresponding variables already, so just skip those tests +dnl entirely. +define([AC_PROG_CPP],[]) +define([AC_PROG_CXXCPP],[]) +define([AC_HEADER_STDC], []) + +dnl AC_LANG_* set ac_link to the C/C++ compiler, which works fine with +dnl gcc and clang, but not great with clang-cl, where the build system +dnl currently expects to run the linker independently. So LDFLAGS are not +dnl really adapted to be used with clang-cl, which then proceeds to +dnl execute link.exe rather than lld-link.exe. +dnl So when the compiler is clang-cl, we modify ac_link to use a separate +dnl linker call. +define([_MOZ_AC_LANG_C], defn([AC_LANG_C])) +define([AC_LANG_C], +[_MOZ_AC_LANG_C +if test "$CC_TYPE" = "clang-cl"; then + ac_link="$ac_compile"' && ${LINKER} -OUT:conftest${ac_exeext} $LDFLAGS conftest.obj $LIBS 1>&AC_FD_CC' +fi +]) + +define([_MOZ_AC_LANG_CPLUSPLUS], defn([AC_LANG_CPLUSPLUS])) +define([AC_LANG_CPLUSPLUS], +[_MOZ_AC_LANG_CPLUSPLUS +if test "$CC_TYPE" = "clang-cl"; then + ac_link="$ac_compile"' && ${LINKER} -OUT:conftest${ac_exeext} $LDFLAGS conftest.obj $LIBS 1>&AC_FD_CC' +fi +]) + +AC_DEFUN([MOZ_TOOL_VARIABLES], +[ +GNU_CC= +GNU_CXX= +if test "$CC_TYPE" = "gcc"; then + GNU_CC=1 + GNU_CXX=1 +fi + +CLANG_CC= +CLANG_CXX= +CLANG_CL= +if test "$CC_TYPE" = "clang"; then + GNU_CC=1 + GNU_CXX=1 + CLANG_CC=1 + CLANG_CXX=1 +fi +if test "$CC_TYPE" = "clang-cl"; then + CLANG_CL=1 +fi + +AC_SUBST(CLANG_CXX) +AC_SUBST(CLANG_CL) +]) + +AC_DEFUN([MOZ_CROSS_COMPILER], +[ +echo "cross compiling from $host to $target" + +dnl AC_CHECK_PROGS manually goes through $PATH, and as such fails to handle +dnl absolute or relative paths. Relative paths wouldn't work anyways, but +dnl absolute paths would. Trick AC_CHECK_PROGS into working in that case by +dnl adding / to PATH. This is temporary until this moves to moz.configure +dnl (soon). +_SAVE_PATH=$PATH +case "${TOOLCHAIN_PREFIX}" in +/*) + PATH="/:$PATH" + ;; +esac +AC_PROG_CC +AC_PROG_CXX + +AC_CHECK_PROGS(LIPO, "${TOOLCHAIN_PREFIX}lipo", :) +AC_CHECK_PROGS(OTOOL, "${TOOLCHAIN_PREFIX}otool", :) +AC_CHECK_PROGS(INSTALL_NAME_TOOL, "${TOOLCHAIN_PREFIX}install_name_tool", :) +PATH=$_SAVE_PATH +]) + +AC_DEFUN([MOZ_CXX11], +[ +dnl Updates to the test below should be duplicated further below for the +dnl cross-compiling case. +AC_LANG_CPLUSPLUS +if test "$GNU_CXX"; then + AC_CACHE_CHECK([whether 64-bits std::atomic requires -latomic], + ac_cv_needs_atomic, + dnl x86 with clang is a little peculiar. std::atomic does not require + dnl linking with libatomic, but using atomic intrinsics does, so we + dnl force the setting on for such systems. + if test "$CC_TYPE" = "clang" -a "$CPU_ARCH" = "x86" -a "$OS_ARCH" = "Linux"; then + ac_cv_needs_atomic=yes + else + AC_TRY_LINK( + [#include <cstdint> + #include <atomic>], + [ std::atomic<uint64_t> foo; foo = 1; ], + ac_cv_needs_atomic=no, + _SAVE_LIBS="$LIBS" + LIBS="$LIBS -latomic" + AC_TRY_LINK( + [#include <cstdint> + #include <atomic>], + [ std::atomic<uint64_t> foo; foo = 1; ], + ac_cv_needs_atomic=yes, + ac_cv_needs_atomic="do not know; assuming no") + LIBS="$_SAVE_LIBS" + ) + fi + ) + if test "$ac_cv_needs_atomic" = yes; then + MOZ_NEEDS_LIBATOMIC=1 + else + MOZ_NEEDS_LIBATOMIC= + fi + AC_SUBST(MOZ_NEEDS_LIBATOMIC) +fi +AC_LANG_C +]) |