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Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 1310 |
1 files changed, 1310 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac new file mode 100644 index 0000000..2fe3e7d --- /dev/null +++ b/configure.ac @@ -0,0 +1,1310 @@ +dnl +dnl Configure script for bash-5.1 +dnl +dnl report bugs to chet@po.cwru.edu +dnl +dnl Process this file with autoconf to produce a configure script. + +# Copyright (C) 1987-2020 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 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 <http://www.gnu.org/licenses/>. + +AC_REVISION([for Bash 5.1, version 5.022])dnl + +define(bashvers, 5.1) +define(relstatus, release) + +AC_INIT([bash], bashvers-relstatus, [bug-bash@gnu.org]) + +dnl make sure we are using a recent autoconf version +AC_PREREQ(2.61) + +AC_CONFIG_SRCDIR(shell.h) +dnl where to find install.sh, config.sub, and config.guess +AC_CONFIG_AUX_DIR(./support) +AC_CONFIG_HEADERS(config.h) + +dnl checks for version info +BASHVERS=bashvers +RELSTATUS=relstatus + +dnl defaults for debug settings +case "$RELSTATUS" in +alp*|bet*|dev*|rc*|releng*|maint*) DEBUG='-DDEBUG' MALLOC_DEBUG='-DMALLOC_DEBUG' ;; +*) DEBUG= MALLOC_DEBUG= ;; +esac + +dnl canonicalize the host and os so we can do some tricky things before +dnl parsing options +AC_CANONICAL_HOST +AC_CANONICAL_BUILD + +dnl configure defaults +opt_bash_malloc=yes +opt_afs=no +opt_curses=no +opt_with_installed_readline=no + +#htmldir= + +dnl some systems should be configured without the bash malloc by default +dnl and some need a special compiler or loader +dnl look in the NOTES file for more +case "${host_cpu}-${host_os}" in +# mostly obsolete platforms +alpha*-*) opt_bash_malloc=no ;; # alpha running osf/1 or linux +*[[Cc]]ray*-*) opt_bash_malloc=no ;; # Crays +*-osf1*) opt_bash_malloc=no ;; # other osf/1 machines +*-dgux*) opt_bash_malloc=no ;; # DG/UX machines +sparc-svr4*) opt_bash_malloc=no ;; # sparc SVR4, SVR4.2 +m68k-sysv) opt_bash_malloc=no ;; # fixes file descriptor leak in closedir +*-bsdi2.1|*-bsdi3.?) opt_bash_malloc=no ; : ${CC:=shlicc2} ;; # for loadable builtins +*-opennt*|*-interix*) opt_bash_malloc=no ;; # Interix, now owned by Microsoft +*-beos*) opt_bash_malloc=no ;; # they say it's suitable +# These need additional investigation +sparc-linux*) opt_bash_malloc=no ;; # sparc running linux; requires ELF +*-aix*) opt_bash_malloc=no ;; # AIX machines +*-cygwin*) opt_bash_malloc=no ;; # Cygnus's CYGWIN environment +# These lack a working sbrk(2) +aarch64-freebsd*) opt_bash_malloc=no ;; +riscv*-freebsd*) opt_bash_malloc=no ;; +# Mach-derived systems have a ton of extra malloc functions and lack sbrk(2) +*-nextstep*) opt_bash_malloc=no ;; # NeXT machines running NeXTstep +*-openstep*) opt_bash_malloc=no ;; # i386/Sparc/HP machines running Openstep +*-macos*) opt_bash_malloc=no ;; # Apple MacOS X +*-rhapsody*) opt_bash_malloc=no ;; # Apple Rhapsody (MacOS X) +*-darwin*) opt_bash_malloc=no ;; # Apple Darwin (MacOS X) +*-machten4) opt_bash_malloc=no ;; # MachTen 4.x +# Niche or non-mainstream-shell-user systems +*-qnx*) opt_bash_malloc=no ;; # QNX 4.2, QNX [67].x +*-nsk*) opt_bash_malloc=no ;; # HP NonStop +*-haiku*) opt_bash_malloc=no ;; # Haiku OS +*-genode*) opt_bash_malloc=no ;; # Genode has no sbrk +esac + +# memory scrambling on free() +case "${host_os}" in +sco3.2v5*|sco3.2v4*) opt_memscramble=no ;; +*) opt_memscramble=yes ;; +esac + +dnl +dnl macros for the bash debugger +dnl +dnl AM_PATH_LISPDIR +AC_ARG_VAR(DEBUGGER_START_FILE, [location of bash debugger initialization file]) + +dnl arguments to configure +dnl packages +AC_ARG_WITH(afs, AC_HELP_STRING([--with-afs], [if you are running AFS]), opt_afs=$withval) +AC_ARG_WITH(bash-malloc, AC_HELP_STRING([--with-bash-malloc], [use the Bash version of malloc]), opt_bash_malloc=$withval) +AC_ARG_WITH(curses, AC_HELP_STRING([--with-curses], [use the curses library instead of the termcap library]), opt_curses=$withval) +AC_ARG_WITH(gnu-malloc, AC_HELP_STRING([--with-gnu-malloc], [synonym for --with-bash-malloc]), opt_bash_malloc=$withval) +AC_ARG_WITH(installed-readline, AC_HELP_STRING([--with-installed-readline], [use a version of the readline library that is already installed]), opt_with_installed_readline=$withval) + +if test "$opt_bash_malloc" = yes; then + MALLOC_TARGET=malloc + MALLOC_SRC=malloc.c + + MALLOC_LIB='-lmalloc' + MALLOC_LIBRARY='$(ALLOC_LIBDIR)/libmalloc.a' + MALLOC_LDFLAGS='-L$(ALLOC_LIBDIR)' + MALLOC_DEP='$(MALLOC_LIBRARY)' + + AC_DEFINE(USING_BASH_MALLOC) +else + MALLOC_LIB= + MALLOC_LIBRARY= + MALLOC_LDFLAGS= + MALLOC_DEP= +fi + +if test "$opt_afs" = yes; then + AC_DEFINE(AFS) +fi + +if test "$opt_curses" = yes; then + prefer_curses=yes +fi + +if test -z "${DEBUGGER_START_FILE}"; then + DEBUGGER_START_FILE='${datadir}/bashdb/bashdb-main.inc' +fi + +dnl optional shell features in config.h.in +opt_minimal_config=no + +opt_job_control=yes +opt_alias=yes +opt_readline=yes +opt_history=yes +opt_bang_history=yes +opt_dirstack=yes +opt_restricted=yes +opt_process_subst=yes +opt_prompt_decoding=yes +opt_select=yes +opt_help=yes +opt_array_variables=yes +opt_dparen_arith=yes +opt_extended_glob=yes +opt_brace_expansion=yes +opt_disabled_builtins=no +opt_command_timing=yes +opt_xpg_echo=no +opt_strict_posix=no +opt_cond_command=yes +opt_cond_regexp=yes +opt_coproc=yes +opt_arith_for_command=yes +opt_net_redirs=yes +opt_progcomp=yes +opt_separate_help=no +opt_multibyte=yes +opt_debugger=yes +opt_single_longdoc_strings=yes +opt_casemod_attrs=yes +opt_casemod_expansions=yes +opt_extglob_default=no +opt_dircomplete_expand_default=no +opt_globascii_default=yes +opt_function_import=yes +opt_dev_fd_stat_broken=no + +dnl options that affect how bash is compiled and linked +opt_static_link=no +opt_profiling=no + +dnl argument parsing for optional features +AC_ARG_ENABLE(minimal-config, AC_HELP_STRING([--enable-minimal-config], [a minimal sh-like configuration]), opt_minimal_config=$enableval) + +dnl a minimal configuration turns everything off, but features can be +dnl added individually +if test $opt_minimal_config = yes; then + opt_job_control=no opt_alias=no opt_readline=no + opt_history=no opt_bang_history=no opt_dirstack=no + opt_restricted=no opt_process_subst=no opt_prompt_decoding=no + opt_select=no opt_help=no opt_array_variables=no opt_dparen_arith=no + opt_brace_expansion=no opt_disabled_builtins=no opt_command_timing=no + opt_extended_glob=no opt_cond_command=no opt_arith_for_command=no + opt_net_redirs=no opt_progcomp=no opt_separate_help=no + opt_multibyte=yes opt_cond_regexp=no opt_coproc=no + opt_casemod_attrs=no opt_casemod_expansions=no opt_extglob_default=no + opt_globascii_default=yes +fi + +AC_ARG_ENABLE(alias, AC_HELP_STRING([--enable-alias], [enable shell aliases]), opt_alias=$enableval) +AC_ARG_ENABLE(arith-for-command, AC_HELP_STRING([--enable-arith-for-command], [enable arithmetic for command]), opt_arith_for_command=$enableval) +AC_ARG_ENABLE(array-variables, AC_HELP_STRING([--enable-array-variables], [include shell array variables]), opt_array_variables=$enableval) +AC_ARG_ENABLE(bang-history, AC_HELP_STRING([--enable-bang-history], [turn on csh-style history substitution]), opt_bang_history=$enableval) +AC_ARG_ENABLE(brace-expansion, AC_HELP_STRING([--enable-brace-expansion], [include brace expansion]), opt_brace_expansion=$enableval) +AC_ARG_ENABLE(casemod-attributes, AC_HELP_STRING([--enable-casemod-attributes], [include case-modifying variable attributes]), opt_casemod_attrs=$enableval) +AC_ARG_ENABLE(casemod-expansions, AC_HELP_STRING([--enable-casemod-expansions], [include case-modifying word expansions]), opt_casemod_expansions=$enableval) +AC_ARG_ENABLE(command-timing, AC_HELP_STRING([--enable-command-timing], [enable the time reserved word and command timing]), opt_command_timing=$enableval) +AC_ARG_ENABLE(cond-command, AC_HELP_STRING([--enable-cond-command], [enable the conditional command]), opt_cond_command=$enableval) +AC_ARG_ENABLE(cond-regexp, AC_HELP_STRING([--enable-cond-regexp], [enable extended regular expression matching in conditional commands]), opt_cond_regexp=$enableval) +AC_ARG_ENABLE(coprocesses, AC_HELP_STRING([--enable-coprocesses], [enable coprocess support and the coproc reserved word]), opt_coproc=$enableval) +AC_ARG_ENABLE(debugger, AC_HELP_STRING([--enable-debugger], [enable support for bash debugger]), opt_debugger=$enableval) +AC_ARG_ENABLE(dev-fd-stat-broken, AC_HELP_STRING([--enable-dev-fd-stat-broken], [enable this option if stat on /dev/fd/N and fstat on file descriptor N don't return the same results]), opt_dev_fd_stat_broken=$enableval) +AC_ARG_ENABLE(direxpand-default, AC_HELP_STRING([--enable-direxpand-default], [enable the direxpand shell option by default]), opt_dircomplete_expand_default=$enableval) +AC_ARG_ENABLE(directory-stack, AC_HELP_STRING([--enable-directory-stack], [enable builtins pushd/popd/dirs]), opt_dirstack=$enableval) +AC_ARG_ENABLE(disabled-builtins, AC_HELP_STRING([--enable-disabled-builtins], [allow disabled builtins to still be invoked]), opt_disabled_builtins=$enableval) +AC_ARG_ENABLE(dparen-arithmetic, AC_HELP_STRING([--enable-dparen-arithmetic], [include ((...)) command]), opt_dparen_arith=$enableval) +AC_ARG_ENABLE(extended-glob, AC_HELP_STRING([--enable-extended-glob], [include ksh-style extended pattern matching]), opt_extended_glob=$enableval) +AC_ARG_ENABLE(extended-glob-default, AC_HELP_STRING([--enable-extended-glob-default], [force extended pattern matching to be enabled by default]), opt_extglob_default=$enableval) +AC_ARG_ENABLE(function-import, AC_HELP_STRING([--enable-function-import], [allow bash to import exported function definitions by default]), opt_function_import=$enableval) +AC_ARG_ENABLE(glob-asciiranges-default, AC_HELP_STRING([--enable-glob-asciiranges-default], [force bracket range expressions in pattern matching to use the C locale by default]), opt_globascii_default=$enableval) +AC_ARG_ENABLE(help-builtin, AC_HELP_STRING([--enable-help-builtin], [include the help builtin]), opt_help=$enableval) +AC_ARG_ENABLE(history, AC_HELP_STRING([--enable-history], [turn on command history]), opt_history=$enableval) +AC_ARG_ENABLE(job-control, AC_HELP_STRING([--enable-job-control], [enable job control features]), opt_job_control=$enableval) +AC_ARG_ENABLE(multibyte, AC_HELP_STRING([--enable-multibyte], [enable multibyte characters if OS supports them]), opt_multibyte=$enableval) +AC_ARG_ENABLE(net-redirections, AC_HELP_STRING([--enable-net-redirections], [enable /dev/tcp/host/port redirection]), opt_net_redirs=$enableval) +AC_ARG_ENABLE(process-substitution, AC_HELP_STRING([--enable-process-substitution], [enable process substitution]), opt_process_subst=$enableval) +AC_ARG_ENABLE(progcomp, AC_HELP_STRING([--enable-progcomp], [enable programmable completion and the complete builtin]), opt_progcomp=$enableval) +AC_ARG_ENABLE(prompt-string-decoding, AC_HELP_STRING([--enable-prompt-string-decoding], [turn on escape character decoding in prompts]), opt_prompt_decoding=$enableval) +AC_ARG_ENABLE(readline, AC_HELP_STRING([--enable-readline], [turn on command line editing]), opt_readline=$enableval) +AC_ARG_ENABLE(restricted, AC_HELP_STRING([--enable-restricted], [enable a restricted shell]), opt_restricted=$enableval) +AC_ARG_ENABLE(select, AC_HELP_STRING([--enable-select], [include select command]), opt_select=$enableval) +AC_ARG_ENABLE(separate-helpfiles, AC_HELP_STRING([--enable-separate-helpfiles], [use external files for help builtin documentation]), opt_separate_help=$enableval) +AC_ARG_ENABLE(single-help-strings, AC_HELP_STRING([--enable-single-help-strings], [store help documentation as a single string to ease translation]), opt_single_longdoc_strings=$enableval) +AC_ARG_ENABLE(strict-posix-default, AC_HELP_STRING([--enable-strict-posix-default], [configure bash to be posix-conformant by default]), opt_strict_posix=$enableval) +AC_ARG_ENABLE(usg-echo-default, AC_HELP_STRING([--enable-usg-echo-default], [a synonym for --enable-xpg-echo-default]), opt_xpg_echo=$enableval) +AC_ARG_ENABLE(xpg-echo-default, AC_HELP_STRING([--enable-xpg-echo-default], [make the echo builtin expand escape sequences by default]), opt_xpg_echo=$enableval) + +dnl options that alter how bash is compiled and linked +AC_ARG_ENABLE(mem-scramble, AC_HELP_STRING([--enable-mem-scramble], [scramble memory on calls to malloc and free]), opt_memscramble=$enableval) +AC_ARG_ENABLE(profiling, AC_HELP_STRING([--enable-profiling], [allow profiling with gprof]), opt_profiling=$enableval) +AC_ARG_ENABLE(static-link, AC_HELP_STRING([--enable-static-link], [link bash statically, for use as a root shell]), opt_static_link=$enableval) + +dnl So-called `precious' variables +AC_ARG_VAR([CC_FOR_BUILD], [C compiler used when compiling binaries used only at build time]) +AC_ARG_VAR([CFLAGS_FOR_BUILD], [Compilation options (CFLAGS) used when compiling binaries used only at build time]) +AC_ARG_VAR([LDFLAGS_FOR_BUILD], [Linker options (LDFLAGS) used when compiling binaries used only at build time]) +AC_ARG_VAR([CPPFLAGS_FOR_BUILD], [C preprocessor options (CPPFLAGS) used when compiling binaries used only at build time]) + +dnl opt_job_control is handled later, after BASH_JOB_CONTROL_MISSING runs + +dnl opt_readline and opt_history are handled later, because AC_PROG_CC needs +dnl to be run before we can check the version of an already-installed readline +dnl library + +if test $opt_alias = yes; then +AC_DEFINE(ALIAS) +fi +if test $opt_dirstack = yes; then +AC_DEFINE(PUSHD_AND_POPD) +fi +if test $opt_restricted = yes; then +AC_DEFINE(RESTRICTED_SHELL) +fi +if test $opt_process_subst = yes; then +AC_DEFINE(PROCESS_SUBSTITUTION) +fi +if test $opt_prompt_decoding = yes; then +AC_DEFINE(PROMPT_STRING_DECODE) +fi +if test $opt_select = yes; then +AC_DEFINE(SELECT_COMMAND) +fi +if test $opt_help = yes; then +AC_DEFINE(HELP_BUILTIN) +fi +if test $opt_array_variables = yes; then +AC_DEFINE(ARRAY_VARS) +fi +if test $opt_dparen_arith = yes; then +AC_DEFINE(DPAREN_ARITHMETIC) +fi +if test $opt_brace_expansion = yes; then +AC_DEFINE(BRACE_EXPANSION) +fi +if test $opt_disabled_builtins = yes; then +AC_DEFINE(DISABLED_BUILTINS) +fi +if test $opt_command_timing = yes; then +AC_DEFINE(COMMAND_TIMING) +fi +if test $opt_xpg_echo = yes ; then +AC_DEFINE(DEFAULT_ECHO_TO_XPG) +fi +if test $opt_strict_posix = yes; then +AC_DEFINE(STRICT_POSIX) +fi +if test $opt_extended_glob = yes ; then +AC_DEFINE(EXTENDED_GLOB) +fi +if test $opt_extglob_default = yes; then +AC_DEFINE(EXTGLOB_DEFAULT, 1) +else +AC_DEFINE(EXTGLOB_DEFAULT, 0) +fi +if test $opt_cond_command = yes ; then +AC_DEFINE(COND_COMMAND) +fi +if test $opt_cond_regexp = yes ; then +AC_DEFINE(COND_REGEXP) +fi +if test $opt_coproc = yes; then +AC_DEFINE(COPROCESS_SUPPORT) +fi +if test $opt_arith_for_command = yes; then +AC_DEFINE(ARITH_FOR_COMMAND) +fi +if test $opt_net_redirs = yes; then +AC_DEFINE(NETWORK_REDIRECTIONS) +fi +if test $opt_progcomp = yes; then +AC_DEFINE(PROGRAMMABLE_COMPLETION) +fi +if test $opt_multibyte = no; then +AC_DEFINE(NO_MULTIBYTE_SUPPORT) +fi +if test $opt_debugger = yes; then +AC_DEFINE(DEBUGGER) +fi +if test $opt_casemod_attrs = yes; then +AC_DEFINE(CASEMOD_ATTRS) +fi +if test $opt_casemod_expansions = yes; then +AC_DEFINE(CASEMOD_EXPANSIONS) +fi +if test $opt_dircomplete_expand_default = yes; then +AC_DEFINE(DIRCOMPLETE_EXPAND_DEFAULT) +fi +if test $opt_globascii_default = yes; then +AC_DEFINE(GLOBASCII_DEFAULT, 1) +else +AC_DEFINE(GLOBASCII_DEFAULT, 0) +fi +if test $opt_function_import = yes; then +AC_DEFINE(FUNCTION_IMPORT) +fi +if test $opt_dev_fd_stat_broken = yes; then +AC_DEFINE(DEV_FD_STAT_BROKEN) +fi + +if test $opt_memscramble = yes; then +AC_DEFINE(MEMSCRAMBLE) +fi + +if test "$opt_minimal_config" = yes; then + TESTSCRIPT=run-minimal +else + TESTSCRIPT=run-all +fi + +HELPDIR= HELPDIRDEFINE= HELPINSTALL= HELPFILES_TARGET= +if test "$opt_separate_help" != no; then + if test "$opt_separate_help" = "yes" ; then + HELPDIR='${datadir}/bash' + else + HELPDIR=$opt_separate_help + fi + HELPDIRDEFINE='-H ${HELPDIR}' + HELPINSTALL='install-help' + HELPFILES_TARGET='helpdoc' +fi +HELPSTRINGS= +if test "$opt_single_longdoc_strings" != "yes"; then + HELPSTRINGS='-S' +fi + +dnl now substitute in the values generated by arguments +AC_SUBST(TESTSCRIPT) +AC_SUBST(MALLOC_TARGET) +AC_SUBST(MALLOC_SRC) + +AC_SUBST(MALLOC_LIB) +AC_SUBST(MALLOC_LIBRARY) +AC_SUBST(MALLOC_LDFLAGS) +AC_SUBST(MALLOC_DEP) + +AC_SUBST(htmldir) + +AC_SUBST(HELPDIR) +AC_SUBST(HELPDIRDEFINE) +AC_SUBST(HELPINSTALL) +AC_SUBST(HELPFILES_TARGET) +AC_SUBST(HELPSTRINGS) + +dnl We want these before the checks, so the checks can modify their values. +if test -z "$CFLAGS"; then + want_auto_cflags=1 +fi + +echo "" +echo "Beginning configuration for bash-$BASHVERS-$RELSTATUS for ${host_cpu}-${host_vendor}-${host_os}" +echo "" + +dnl compilation checks +dnl AC_PROG_CC sets $cross_compiling to `yes' if cross-compiling for a +dnl different environment +AC_PROG_CC + +if test -n "$want_auto_cflags"; then + AUTO_CFLAGS="-g ${GCC+-O2}" + AUTO_LDFLAGS="-g ${GCC+-O2}" + STYLE_CFLAGS="${GCC+-Wno-parentheses} ${GCC+-Wno-format-security}" +else + AUTO_CFLAGS= AUTO_LDFLAGS= STYLE_CFLAGS= +fi + +dnl test for Unix variants +AC_ISC_POSIX +AC_MINIX + +AC_SYS_LARGEFILE + +dnl BEGIN changes for cross-building (currently cygwin, minGW, and +dnl (obsolete) BeOS) + +SIGNAMES_O= +SIGNAMES_H=lsignames.h + +dnl load up the cross-building cache file -- add more cases and cache +dnl files as necessary + +dnl Note that host and target machine are the same, and different than the +dnl build machine. +dnl Set SIGNAMES_H based on whether or not we're cross-compiling. + +CROSS_COMPILE= +if test "x$cross_compiling" = "xyes"; then + case "${host}" in + *-cygwin*) + cross_cache=${srcdir}/cross-build/cygwin32.cache + ;; + *-mingw*) + cross_cache=${srcdir}/cross-build/cygwin32.cache + ;; + i[[3456]]86-*-beos*) + cross_cache=${srcdir}/cross-build/x86-beos.cache + ;; + *-qnx*) + cross_cache=${srcdir}/cross-build/qnx.cache + ;; + *) echo "configure: cross-compiling for $host is not supported" >&2 + ;; + esac + if test -n "${cross_cache}" && test -r "${cross_cache}"; then + echo "loading cross-build cache file ${cross_cache}" + . ${cross_cache} + fi + unset cross_cache + SIGNAMES_O='signames.o' + CROSS_COMPILE='-DCROSS_COMPILING' + AC_SUBST(CROSS_COMPILE) +fi +AC_SUBST(SIGNAMES_H) +AC_SUBST(SIGNAMES_O) + +dnl END changes for cross-building + +dnl default values +CFLAGS=${CFLAGS-"$AUTO_CFLAGS"} +# LDFLAGS=${LDFLAGS="$AUTO_LDFLAGS"} # XXX + +dnl handle options that alter how bash is compiled and linked +dnl these must come after the test for cc/gcc +if test "$opt_profiling" = "yes"; then + PROFILE_FLAGS=-pg + case "$host_os" in + solaris2*|linux*) ;; + *) opt_static_link=yes ;; + esac + DEBUG= MALLOC_DEBUG= +fi + +prefer_shared=yes +prefer_static=no + +if test "$opt_static_link" = yes; then + prefer_static=yes + prefer_shared=no + # if we're using gcc, add `-static' to LDFLAGS, except on Solaris >= 2 + if test -n "$GCC" || test "$ac_cv_prog_gcc" = "yes"; then + STATIC_LD="-static" + case "$host_os" in + solaris2*|linux*) ;; + *) LDFLAGS="$LDFLAGS -static" ;; # XXX experimental + esac + fi +fi + +# set the appropriate make variables for building the "build tools" +# modify defaults based on whether or not we are cross compiling, since the +# options for the target host may not be appropriate for the build host +if test "X$cross_compiling" = "Xno"; then + CC_FOR_BUILD=${CC_FOR_BUILD-'$(CC)'} + CPPFLAGS_FOR_BUILD=${CPPFLAGS_FOR_BUILD-"$CPPFLAGS"} # XXX - should it be '$(CPPFLAGS)' + if test X"$opt_profiling" = Xyes; then + LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-'$(BASE_LDFLAGS)'} + else + LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-'$(LDFLAGS)'} + fi + # CFLAGS set above to default value if not passed in environment + if test -n "$want_auto_cflags" ; then + CFLAGS_FOR_BUILD="${CFLAGS} ${STYLE_CFLAGS}" + else + CFLAGS_FOR_BUILD=${CFLAGS-'$(CFLAGS)'} + fi + LIBS_FOR_BUILD=${LIBS_FOR_BUILD-'$(LIBS)'} +else + CC_FOR_BUILD=${CC_FOR_BUILD-"gcc"} + CPPFLAGS_FOR_BUILD=${CPPFLAGS_FOR_BUILD-""} + LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-""} + CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD="-g"} + LIBS_FOR_BUILD=${LIBS_FOR_BUILD-""} +fi + +AC_SUBST(CFLAGS) +AC_SUBST(CPPFLAGS) +AC_SUBST(LDFLAGS) +AC_SUBST(STATIC_LD) + +AC_SUBST(CC_FOR_BUILD) +AC_SUBST(CFLAGS_FOR_BUILD) +AC_SUBST(CPPFLAGS_FOR_BUILD) +AC_SUBST(LDFLAGS_FOR_BUILD) +AC_SUBST(LIBS_FOR_BUILD) + +AC_PROG_GCC_TRADITIONAL + +dnl BEGIN READLINE and HISTORY LIBRARY SECTION +dnl prepare to allow bash to be linked against an already-installed readline + +dnl first test that the readline version is new enough to link bash against +if test "$opt_readline" = yes && test "$opt_with_installed_readline" != "no" +then + # If the user specified --with-installed-readline=PREFIX and PREFIX + # is not `yes', set ac_cv_rl_prefix to PREFIX + test $opt_with_installed_readline != "yes" && ac_cv_rl_prefix=$opt_with_installed_readline + + RL_LIB_READLINE_VERSION + + case "$ac_cv_rl_version" in + 8*|9*) ;; + *) opt_with_installed_readline=no + AC_MSG_WARN([installed readline library is too old to be linked with bash]) + AC_MSG_WARN([using private bash version]) + ;; + esac +fi + +TILDE_LIB=-ltilde +if test $opt_readline = yes; then + AC_DEFINE(READLINE) + if test "$opt_with_installed_readline" != "no" ; then + case "$opt_with_installed_readline" in + yes) RL_INCLUDE= ;; + *) case "$RL_INCLUDEDIR" in + /usr/include) ;; + *) RL_INCLUDE='-I${RL_INCLUDEDIR}' ;; + esac + ;; + esac + READLINE_DEP= + READLINE_LIB=-lreadline + # section for OS versions that don't allow unresolved symbols + # to be compiled into dynamic libraries. + case "$host_os" in + cygwin*) TILDE_LIB= ;; + esac + else + RL_LIBDIR='$(dot)/$(LIBSUBDIR)/readline' + READLINE_DEP='$(READLINE_LIBRARY)' + # section for OS versions that ship an older/broken version of + # readline as a standard dynamic library and don't allow a + # static version specified as -llibname to override the + # dynamic version + case "${host_os}" in + darwin[[89]]*|darwin10*) READLINE_LIB='${READLINE_LIBRARY}' ;; + *) READLINE_LIB=-lreadline ;; + esac + fi +else + RL_LIBDIR='$(dot)/$(LIBSUBDIR)/readline' + READLINE_LIB= READLINE_DEP= +fi +if test $opt_history = yes || test $opt_bang_history = yes; then + if test $opt_history = yes; then + AC_DEFINE(HISTORY) + fi + if test $opt_bang_history = yes; then + AC_DEFINE(BANG_HISTORY) + fi + if test "$opt_with_installed_readline" != "no"; then + HIST_LIBDIR=$RL_LIBDIR + HISTORY_DEP= + HISTORY_LIB=-lhistory + case "$opt_with_installed_readline" in + yes) RL_INCLUDE= ;; + *) case "$RL_INCLUDEDIR" in + /usr/include) ;; + *) RL_INCLUDE='-I${RL_INCLUDEDIR}' ;; + esac + ;; + esac + else + HIST_LIBDIR='$(dot)/$(LIBSUBDIR)/readline' + HISTORY_DEP='$(HISTORY_LIBRARY)' + # section for OS versions that ship an older version of + # readline as a standard dynamic library and don't allow a + # static version specified as -llibname to override the + # dynamic version + case "${host_os}" in + darwin[[89]]*|darwin10*) HISTORY_LIB='${HISTORY_LIBRARY}' ;; + *) HISTORY_LIB=-lhistory ;; + esac + fi +else + HIST_LIBDIR='$(dot)/$(LIBSUBDIR)/readline' + HISTORY_LIB= HISTORY_DEP= +fi +AC_SUBST(READLINE_LIB) +AC_SUBST(READLINE_DEP) +AC_SUBST(RL_LIBDIR) +AC_SUBST(RL_INCLUDEDIR) +AC_SUBST(RL_INCLUDE) +AC_SUBST(HISTORY_LIB) +AC_SUBST(HISTORY_DEP) +AC_SUBST(HIST_LIBDIR) +AC_SUBST(TILDE_LIB) + +dnl END READLINE and HISTORY LIBRARY SECTION + +dnl programs needed by the build and install process +AC_PROG_INSTALL +AC_CHECK_TOOL(AR, ar) +dnl Set default for ARFLAGS, since autoconf does not have a macro for it. +dnl This allows people to set it when running configure or make +test -n "$ARFLAGS" || ARFLAGS="cr" +AC_PROG_RANLIB +AC_PROG_YACC +AC_PROG_MAKE_SET + +case "$ac_cv_prog_YACC" in +*bison*) ;; +*) AC_MSG_WARN([bison not available; needed to process parse.y]) ;; +esac + +case "$host_os" in +opennt*|interix*) MAKE_SHELL="$INTERIX_ROOT/bin/sh" ;; +*) MAKE_SHELL=/bin/sh ;; +esac +AC_SUBST(MAKE_SHELL) + +dnl this is similar to the expanded AC_PROG_RANLIB +if test x$SIZE = x; then + if test x$ac_tool_prefix = x; then + SIZE=size + else + SIZE=${ac_tool_prefix}size + save_IFS=$IFS ; IFS=: + size_found=0 + for dir in $PATH; do + if test -x $dir/$SIZE ; then + size_found=1 + break + fi + done + if test $size_found -eq 0; then + SIZE=: + fi + IFS=$save_IFS + fi +fi +AC_SUBST(SIZE) + +m4_include([m4/stat-time.m4]) +m4_include([m4/timespec.m4]) + +dnl include files for gettext + +m4_include([m4/codeset.m4]) +m4_include([m4/extern-inline.m4]) +m4_include([m4/fcntl-o.m4]) +m4_include([m4/gettext.m4]) +m4_include([m4/glibc2.m4]) +m4_include([m4/glibc21.m4]) +m4_include([m4/host-cpu-c-abi.m4]) +m4_include([m4/iconv.m4]) +m4_include([m4/intdiv0.m4]) +m4_include([m4/intl.m4]) +m4_include([m4/intlmacosx.m4]) +m4_include([m4/intl-thread-locale.m4]) +m4_include([m4/intmax.m4]) +m4_include([m4/inttypes-pri.m4]) +m4_include([m4/inttypes.m4]) +m4_include([m4/inttypes_h.m4]) +m4_include([m4/lcmessage.m4]) +m4_include([m4/lib-ld.m4]) +m4_include([m4/lib-link.m4]) +m4_include([m4/lib-prefix.m4]) +m4_include([m4/lock.m4]) +m4_include([m4/nls.m4]) +m4_include([m4/po.m4]) +m4_include([m4/printf-posix.m4]) +m4_include([m4/progtest.m4]) +m4_include([m4/pthread_rwlock_rdlock.m4]) +m4_include([m4/size_max.m4]) +m4_include([m4/stdint_h.m4]) +m4_include([m4/threadlib.m4]) +m4_include([m4/uintmax_t.m4]) +m4_include([m4/ulonglong.m4]) +m4_include([m4/visibility.m4]) +m4_include([m4/wchar_t.m4]) +m4_include([m4/wint_t.m4]) +m4_include([m4/xsize.m4]) + +dnl Turn on any extensions available in the GNU C library. +AC_DEFINE(_GNU_SOURCE, 1) + +dnl C compiler characteristics +AC_C_CONST +AC_C_INLINE +AC_C_BIGENDIAN +AC_C_STRINGIZE +AC_C_LONG_DOUBLE +AC_C_PROTOTYPES +AC_C_CHAR_UNSIGNED +AC_C_VOLATILE +AC_C_RESTRICT + +dnl initialize GNU gettext +AM_GNU_GETTEXT([no-libtool], [need-ngettext], [lib/intl]) + +dnl header files +AC_HEADER_DIRENT +AC_HEADER_TIME +AC_HEADER_MAJOR + +BASH_HEADER_INTTYPES + +AC_CHECK_HEADERS(unistd.h stdlib.h stdarg.h varargs.h limits.h string.h \ + memory.h locale.h termcap.h termio.h termios.h dlfcn.h \ + stdbool.h stddef.h stdint.h netdb.h pwd.h grp.h strings.h \ + regex.h syslog.h ulimit.h) +AC_CHECK_HEADERS(sys/pte.h sys/stream.h sys/select.h sys/file.h sys/ioctl.h \ + sys/mman.h sys/param.h sys/random.h sys/socket.h sys/stat.h \ + sys/time.h sys/times.h sys/types.h sys/wait.h) +AC_CHECK_HEADERS(netinet/in.h arpa/inet.h) + +dnl sys/ptem.h requires definitions from sys/stream.h on systems where it +dnl exists +AC_CHECK_HEADER(sys/ptem.h, , ,[[ +#if HAVE_SYS_STREAM_H +# include <sys/stream.h> +#endif +]]) + +dnl SunOS 4 needs to include <sys/time.h> before <sys/resource.h> to compile +dnl autoconf complains about presence but inability to compile +AC_CHECK_HEADER(sys/resource.h, AC_DEFINE(HAVE_SYS_RESOURCE_H), [], [[ +#if HAVE_SYS_TIME_H +# include <sys/time.h> +#endif +]]) + +dnl special checks for libc functions +AC_FUNC_ALLOCA +AC_FUNC_CHOWN +AC_FUNC_GETPGRP +AC_FUNC_SETVBUF_REVERSED +AC_FUNC_VPRINTF +AC_FUNC_STRCOLL + +dnl if we're not using the bash malloc but require the C alloca, set things +dnl up to build a libmalloc.a containing only alloca.o + +if test "$ac_cv_func_alloca_works" = "no" && test "$opt_bash_malloc" = "no"; then + MALLOC_TARGET=alloca + MALLOC_SRC=alloca.c + + MALLOC_LIB='-lmalloc' + MALLOC_LIBRARY='$(ALLOC_LIBDIR)/libmalloc.a' + MALLOC_LDFLAGS='-L$(ALLOC_LIBDIR)' + MALLOC_DEP='$(MALLOC_LIBRARY)' +fi + +dnl if vprintf is not in libc, see if it's defined in stdio.h +if test "$ac_cv_func_vprintf" = no; then + AC_MSG_CHECKING(for declaration of vprintf in stdio.h) + AC_EGREP_HEADER([[int[ ]*vprintf[^a-zA-Z0-9]]],stdio.h,ac_cv_func_vprintf=yes) + AC_MSG_RESULT($ac_cv_func_vprintf) + if test $ac_cv_func_vprintf = yes; then + AC_DEFINE(HAVE_VPRINTF) + fi +fi + +if test "$ac_cv_func_vprintf" = no && test "$ac_cv_func__doprnt" = "yes"; then + AC_LIBOBJ(vprint) +fi + +dnl signal stuff +AC_TYPE_SIGNAL + +dnl checks for certain version-specific system calls and libc functions +AC_CHECK_FUNC(__setostype, AC_DEFINE(HAVE_SETOSTYPE)) +AC_CHECK_FUNC(wait3, AC_DEFINE(HAVE_WAIT3)) + +dnl checks for missing libc functions +AC_CHECK_FUNC(mkfifo,AC_DEFINE(HAVE_MKFIFO),AC_DEFINE(MKFIFO_MISSING)) + +dnl checks for system calls +AC_CHECK_FUNCS(dup2 eaccess fcntl getdtablesize getentropy getgroups \ + gethostname getpagesize getpeername getrandom getrlimit \ + getrusage gettimeofday kill killpg lstat pselect readlink \ + select setdtablesize setitimer tcgetpgrp uname ulimit waitpid) +AC_REPLACE_FUNCS(rename) + +dnl checks for c library functions +AC_CHECK_FUNCS(bcopy bzero confstr faccessat fnmatch \ + getaddrinfo gethostbyname getservbyname getservent inet_aton \ + imaxdiv memmove pathconf putenv raise random regcomp regexec \ + setenv setlinebuf setlocale setvbuf siginterrupt strchr \ + sysconf syslog tcgetattr times ttyname tzset unsetenv) + +AC_CHECK_FUNCS(vasprintf asprintf) +AC_CHECK_FUNCS(isascii isblank isgraph isprint isspace isxdigit) +AC_CHECK_FUNCS(getpwent getpwnam getpwuid) +AC_CHECK_FUNCS(mkstemp mkdtemp) +AC_CHECK_FUNCS(arc4random) + +AC_REPLACE_FUNCS(getcwd memset) +AC_REPLACE_FUNCS(strcasecmp strcasestr strerror strftime strnlen strpbrk strstr) +AC_REPLACE_FUNCS(strtod strtol strtoul strtoll strtoull strtoimax strtoumax) +AC_REPLACE_FUNCS(dprintf) +AC_REPLACE_FUNCS(strchrnul) +AC_REPLACE_FUNCS(strdup) + +AC_CHECK_HEADERS(libaudit.h) +AC_CHECK_DECLS([AUDIT_USER_TTY],,, [[#include <linux/audit.h>]]) + +AC_CHECK_DECLS([confstr]) +AC_CHECK_DECLS([printf]) +AC_CHECK_DECLS([sbrk]) +AC_CHECK_DECLS([setregid]) +dnl AC_CHECK_DECLS[(setresuid]) +dnl AC_CHECK_DECLS[(setresgid]) +AC_CHECK_DECLS([strcpy]) +AC_CHECK_DECLS([strsignal]) + +AC_CHECK_FUNCS(setresuid setresgid) + +dnl Extra test to detect the horribly broken HP/UX 11.00 strtold(3) +AC_CHECK_DECLS([strtold], [ + AC_MSG_CHECKING([for broken strtold]) + AC_CACHE_VAL(bash_cv_strtold_broken, + [AC_TRY_COMPILE( + [#include <stdlib.h>], + [long double r; char *foo, bar; r = strtold(foo, &bar);], + bash_cv_strtold_broken=no, bash_cv_strtold_broken=yes, + [AC_MSG_WARN(cannot check for broken strtold if cross-compiling, defaulting to no)]) + ] + ) + AC_MSG_RESULT($bash_cv_strtold_broken) + if test "$bash_cv_strtold_broken" = "yes" ; then + AC_DEFINE(STRTOLD_BROKEN) + fi +]) + +BASH_CHECK_DECL(strtoimax) +BASH_CHECK_DECL(strtol) +BASH_CHECK_DECL(strtoll) +BASH_CHECK_DECL(strtoul) +BASH_CHECK_DECL(strtoull) +BASH_CHECK_DECL(strtoumax) + +AC_FUNC_MKTIME + +dnl +dnl Checks for lib/intl and related code (uses some of the output from +dnl AM_GNU_GETTEXT) +dnl + +AC_CHECK_HEADERS([argz.h errno.h fcntl.h malloc.h stdio_ext.h]) + +dnl AC_FUNC_MALLOC +AC_FUNC_MMAP +AC_CHECK_FUNCS([__argz_count __argz_next __argz_stringify dcgettext mempcpy \ + munmap mremap stpcpy strcspn]) + +INTL_DEP= INTL_INC= LIBINTL_H= +if test "x$USE_INCLUDED_LIBINTL" = "xyes"; then + INTL_DEP='${INTL_LIBDIR}/libintl.a' + INTL_INC='-I${INTL_LIBSRC} -I${INTL_BUILDDIR}' + LIBINTL_H='${INTL_BUILDDIR}/libintl.h' +fi +AC_SUBST(INTL_DEP) +AC_SUBST(INTL_INC) +AC_SUBST(LIBINTL_H) + +dnl +dnl End of checks needed by files in lib/intl +dnl + +BASH_CHECK_MULTIBYTE + +dnl checks for the dynamic loading library functions in libc and libdl +if test "$opt_static_link" != yes; then +AC_CHECK_LIB(dl, dlopen) +AC_CHECK_FUNCS(dlopen dlclose dlsym) +fi + +dnl this defines HAVE_DECL_SYS_SIGLIST +AC_DECL_SYS_SIGLIST + +dnl network functions -- check for inet_aton again +if test "$ac_cv_func_inet_aton" != 'yes'; then +BASH_FUNC_INET_ATON +fi + +dnl libraries +dnl this is reportedly no longer necessary for irix[56].? +case "$host_os" in +irix4*) AC_CHECK_LIB(sun, getpwent) ;; +esac + +dnl check for getpeername in the socket library only if it's not in libc +if test "$ac_cv_func_getpeername" = no; then + BASH_CHECK_LIB_SOCKET +fi +dnl check for gethostbyname in socket libraries if it's not in libc +if test "$ac_cv_func_gethostbyname" = no; then + BASH_FUNC_GETHOSTBYNAME +fi + +dnl system types +AC_TYPE_GETGROUPS +AC_TYPE_OFF_T +AC_TYPE_MODE_T +AC_TYPE_UID_T +AC_TYPE_PID_T +AC_TYPE_SIZE_T +AC_TYPE_UINTPTR_T + +AC_CHECK_TYPE(ssize_t, int) +AC_CHECK_TYPE(time_t, long) + +BASH_TYPE_LONG_LONG +BASH_TYPE_UNSIGNED_LONG_LONG + +AC_TYPE_SIGNAL +BASH_TYPE_SIG_ATOMIC_T + +AC_CHECK_SIZEOF(char, 1) +AC_CHECK_SIZEOF(short, 2) +AC_CHECK_SIZEOF(int, 4) +AC_CHECK_SIZEOF(long, 4) +AC_CHECK_SIZEOF(char *, 4) +AC_CHECK_SIZEOF(double, 8) +AC_CHECK_SIZEOF([long long], 8) + +AC_CHECK_TYPE(u_int, [unsigned int]) +AC_CHECK_TYPE(u_long, [unsigned long]) + +BASH_TYPE_BITS16_T +BASH_TYPE_U_BITS16_T +BASH_TYPE_BITS32_T +BASH_TYPE_U_BITS32_T +BASH_TYPE_BITS64_T + +BASH_TYPE_PTRDIFF_T + +dnl structures +AC_HEADER_STAT + +dnl system services +AC_SYS_INTERPRETER +if test $ac_cv_sys_interpreter = yes; then +AC_DEFINE(HAVE_HASH_BANG_EXEC) +fi + +dnl Miscellaneous Bash tests +if test "$ac_cv_func_lstat" = "no"; then +BASH_FUNC_LSTAT +fi + +dnl behavior of system calls and library functions +BASH_FUNC_CTYPE_NONASCII +BASH_FUNC_DUP2_CLOEXEC_CHECK +BASH_SYS_PGRP_SYNC +BASH_SYS_SIGNAL_VINTAGE + +dnl checking for the presence of certain library symbols +BASH_SYS_ERRLIST +BASH_SYS_SIGLIST +BASH_UNDER_SYS_SIGLIST + +dnl various system types +BASH_TYPE_SIGHANDLER +BASH_CHECK_TYPE(clock_t, [#include <sys/times.h>], long) +BASH_CHECK_TYPE(sigset_t, [#include <signal.h>], int) +BASH_CHECK_TYPE(sig_atomic_t, [#include <signal.h>], int) +BASH_CHECK_TYPE(quad_t, , long, HAVE_QUAD_T) +BASH_CHECK_TYPE(intmax_t, , $bash_cv_type_long_long) +BASH_CHECK_TYPE(uintmax_t, , $bash_cv_type_unsigned_long_long) +if test "$ac_cv_header_sys_socket_h" = "yes"; then +BASH_CHECK_TYPE(socklen_t, [#include <sys/socket.h>], [unsigned int], HAVE_SOCKLEN_T) +fi +BASH_TYPE_RLIMIT + +AC_CHECK_SIZEOF(intmax_t, 8) + +dnl presence and contents of structures used by system calls +BASH_STRUCT_TERMIOS_LDISC +BASH_STRUCT_TERMIO_LDISC +BASH_STRUCT_DIRENT_D_INO +BASH_STRUCT_DIRENT_D_FILENO +BASH_STRUCT_DIRENT_D_NAMLEN +BASH_STRUCT_WINSIZE +BASH_STRUCT_TIMEVAL +AC_CHECK_MEMBERS([struct stat.st_blocks]) +AC_STRUCT_TM +AC_STRUCT_TIMEZONE +BASH_STRUCT_TIMEZONE + +BASH_STRUCT_WEXITSTATUS_OFFSET + +BASH_CHECK_TYPE_STRUCT_TIMESPEC +BASH_STAT_TIME + +dnl checks for system calls +BASH_FUNC_SBRK + +dnl presence and behavior of C library functions +BASH_FUNC_STRSIGNAL +BASH_FUNC_OPENDIR_CHECK +BASH_FUNC_ULIMIT_MAXFDS +BASH_FUNC_FPURGE +BASH_FUNC_GETENV +if test "$ac_cv_func_getcwd" = "yes"; then +BASH_FUNC_GETCWD +fi +BASH_FUNC_POSIX_SETJMP +BASH_FUNC_STRCOLL +BASH_FUNC_SNPRINTF +BASH_FUNC_VSNPRINTF + +dnl If putenv or unsetenv is not present, set the right define so the +dnl prototype and declaration in lib/sh/getenv.c will be standard-conformant + +if test "$ac_cv_func_putenv" = "yes"; then +BASH_FUNC_STD_PUTENV +else +AC_DEFINE(HAVE_STD_PUTENV) +fi +if test "$ac_cv_func_unsetenv" = "yes"; then +BASH_FUNC_STD_UNSETENV +else +AC_DEFINE(HAVE_STD_UNSETENV) +fi + +BASH_FUNC_PRINTF_A_FORMAT + +BASH_FUNC_FNMATCH_EQUIV_FALLBACK + +dnl presence and behavior of OS functions +BASH_SYS_REINSTALL_SIGHANDLERS +BASH_SYS_JOB_CONTROL_MISSING +BASH_SYS_NAMED_PIPES + +dnl presence of certain CPP defines +AC_HEADER_TIOCGWINSZ +BASH_HAVE_TIOCSTAT +BASH_HAVE_FIONREAD + +BASH_CHECK_WCONTINUED + +dnl miscellaneous +BASH_CHECK_SPEED_T +BASH_CHECK_GETPW_FUNCS +BASH_CHECK_RTSIGS +BASH_CHECK_SYS_SIGLIST + +dnl special checks +case "$host_os" in +hpux*) BASH_CHECK_KERNEL_RLIMIT ;; +esac + +if test "$opt_readline" = yes; then +dnl yuck +case "$host_os" in +aix*) prefer_curses=yes ;; +esac +BASH_CHECK_LIB_TERMCAP +fi +AC_SUBST(TERMCAP_LIB) +AC_SUBST(TERMCAP_DEP) + +BASH_CHECK_DEV_FD +BASH_CHECK_DEV_STDIN +BASH_SYS_DEFAULT_MAIL_DIR + +if test "$bash_cv_job_control_missing" = missing; then + opt_job_control=no +fi + +if test "$opt_job_control" = yes; then +AC_DEFINE(JOB_CONTROL) +JOBS_O=jobs.o +else +JOBS_O=nojobs.o +fi + +AC_SUBST(JOBS_O) + +dnl Defines that we want to propagate to the Makefiles in subdirectories, +dnl like glob and readline + +LOCAL_DEFS=-DSHELL + +dnl use this section to possibly define more cpp variables, specify local +dnl libraries, and specify any additional local cc or ld flags +dnl +dnl most of these are really old; this should really go away someday + +case "${host_os}" in +sysv4.2*) AC_DEFINE(SVR4_2) + AC_DEFINE(SVR4) ;; +sysv4*) AC_DEFINE(SVR4) ;; +sysv5*) AC_DEFINE(SVR5) ;; +hpux9*) LOCAL_CFLAGS="-DHPUX9 -DHPUX -DTGETENT_BROKEN -DTGETFLAG_BROKEN" ;; +hpux*) LOCAL_CFLAGS="-DHPUX -DTGETENT_BROKEN -DTGETFLAG_BROKEN" ;; +dgux*) LOCAL_CFLAGS=-D_DGUX_SOURCE; LOCAL_LIBS=-ldgc ;; +isc*) LOCAL_CFLAGS=-Disc386 ;; +rhapsody*) LOCAL_CFLAGS=-DRHAPSODY ;; +darwin*) LOCAL_CFLAGS=-DMACOSX ;; +sco3.2v5*) LOCAL_CFLAGS="-b elf -DWAITPID_BROKEN -DPATH_MAX=1024" ;; +sco3.2v4*) LOCAL_CFLAGS="-DMUST_UNBLOCK_CHLD -DPATH_MAX=1024" ;; +sco3.2*) LOCAL_CFLAGS=-DMUST_UNBLOCK_CHLD ;; +sunos4*) LOCAL_CFLAGS=-DSunOS4 ;; +solaris2.5*) LOCAL_CFLAGS="-DSunOS5 -DSOLARIS" ;; +solaris2.8*) LOCAL_CFLAGS=-DSOLARIS ;; +solaris2.9*) LOCAL_CFLAGS=-DSOLARIS ;; +solaris2.10*) LOCAL_CFLAGS=-DSOLARIS ;; +solaris2*) LOCAL_CFLAGS=-DSOLARIS ;; +lynxos*) LOCAL_CFLAGS=-DRECYCLES_PIDS ;; +linux*) LOCAL_LDFLAGS=-rdynamic # allow dynamic loading + case "`uname -r`" in + 1.*|2.[[0123]]*) : ;; + *) AC_DEFINE(PGRP_PIPE) ;; + esac ;; +netbsd*|openbsd*) LOCAL_CFLAGS="-DDEV_FD_STAT_BROKEN" ;; +freebsd*) LOCAL_CFLAGS='-DHEREDOC_PIPESIZE=4096' ;; +*qnx[[67]]*) LOCAL_LIBS="-lncurses" ;; +*qnx*) LOCAL_CFLAGS="-Dqnx -F -3s" LOCAL_LDFLAGS="-3s" LOCAL_LIBS="-lunix -lncurses" ;; +powerux*) LOCAL_LIBS="-lgen" ;; +cygwin*) LOCAL_CFLAGS=-DRECYCLES_PIDS ;; +opennt*|interix*) LOCAL_CFLAGS="-DNO_MAIN_ENV_ARG -DBROKEN_DIRENT_D_INO -D_POSIX_SOURCE -D_ALL_SOURCE -DRECYCLES_PIDS" ;; +*openstep*) LOCAL_CFLAGS="-D__APPLE_CC__" ;; +esac + +dnl Stanza for OS/compiler pair-specific flags +case "${host_os}-${CC}" in +aix4.2*-*gcc*) LOCAL_LDFLAGS="-Xlinker -bexpall -Xlinker -brtl" ;; +aix4.2*) LOCAL_LDFLAGS="-bexpall -brtl" ;; +bsdi4*-*gcc*) LOCAL_LDFLAGS="-rdynamic" ;; # allow dynamic loading, like Linux +bsdi5*-*gcc*) LOCAL_LDFLAGS="-rdynamic" ;; # allow dynamic loading, like Linux +hpux11*-gcc*) LOCAL_LDFLAGS="-Wl,-E" ;; # allow dynamic loading +esac + +dnl FreeBSD-3.x can have either a.out or ELF +case "${host_os}" in +freebsd[[3-9]]*) + if test -x /usr/bin/objformat && test "`/usr/bin/objformat`" = "elf" ; then + LOCAL_LDFLAGS=-rdynamic # allow dynamic loading + fi ;; +freebsdelf*) LOCAL_LDFLAGS=-rdynamic ;; # allow dynamic loading +dragonfly*) LOCAL_LDFLAGS=-rdynamic ;; # allow dynamic loading +esac + +case "$host_cpu" in +*cray*) LOCAL_CFLAGS="-DCRAY" ;; # shell var so config.h can use it +esac + +case "$host_cpu-$host_os" in +ibmrt-*bsd4*) LOCAL_CFLAGS="-ma -U__STDC__" ;; +esac + +case "$host_cpu-$host_vendor-$host_os" in +m88k-motorola-sysv3) LOCAL_CFLAGS=-DWAITPID_BROKEN ;; +mips-pyramid-sysv4) LOCAL_CFLAGS=-Xa ;; +esac + +# turn off paren warnings in gcc +CFLAGS="$CFLAGS ${STYLE_CFLAGS}" + +# +# Shared object configuration section. These values are generated by +# ${srcdir}/support/shobj-conf +# +if test "$ac_cv_func_dlopen" = "yes" && test -f ${srcdir}/support/shobj-conf +then + AC_MSG_CHECKING(shared object configuration for loadable builtins) + eval `${CONFIG_SHELL-/bin/sh} ${srcdir}/support/shobj-conf -C "${CC}" -c "${host_cpu}" -o "${host_os}" -v "${host_vendor}"` + AC_SUBST(SHOBJ_CC) + AC_SUBST(SHOBJ_CFLAGS) + AC_SUBST(SHOBJ_LD) + AC_SUBST(SHOBJ_LDFLAGS) + AC_SUBST(SHOBJ_XLDFLAGS) + AC_SUBST(SHOBJ_LIBS) + AC_SUBST(SHOBJ_STATUS) + AC_MSG_RESULT($SHOBJ_STATUS) +else + SHOBJ_STATUS=unsupported + AC_SUBST(SHOBJ_STATUS) +fi + +# try to create a directory tree if the source is elsewhere +# this should be packaged into a script accessible via ${srcdir}/support +case "$srcdir" in +.) ;; +*) for d in doc tests support lib examples; do # dirs + test -d $d || mkdir $d + done + for ld in readline glob tilde malloc sh termcap; do # libdirs + test -d lib/$ld || mkdir lib/$ld + done + test -d examples/loadables || mkdir examples/loadables # loadable builtins + test -d examples/loadables/perl || mkdir examples/loadables/perl + ;; +esac + +BUILD_DIR=`pwd` +case "$BUILD_DIR" in +*\ *) BUILD_DIR=`echo "$BUILD_DIR" | sed 's: :\\\\ :g'` ;; +*) ;; +esac + +if test -z "$localedir"; then + localedir='${datarootdir}/locale' +fi +if test -z "$datarootdir"; then + datarootdir='${prefix}/share' +fi + +AC_SUBST(PROFILE_FLAGS) + +AC_SUBST(incdir) +AC_SUBST(BUILD_DIR) + +# Some versions of autoconf don't substitute these automatically +AC_SUBST(datarootdir) +AC_SUBST(localedir) + +# directory where we install dynamically loadable builtins +if test -z "$loadablesdir"; then + loadablesdir='${libdir}/bash' +fi +AC_SUBST(loadablesdir) +if test -z "$headersdir"; then + headersdir='$(includedir)/$(PACKAGE_NAME)' +fi +AC_SUBST(headersdir) + +AC_SUBST(YACC) +AC_SUBST(AR) +AC_SUBST(ARFLAGS) + +AC_SUBST(BASHVERS) +AC_SUBST(RELSTATUS) +AC_SUBST(DEBUG) +AC_SUBST(MALLOC_DEBUG) + +AC_SUBST(host_cpu) +AC_SUBST(host_vendor) +AC_SUBST(host_os) + +AC_SUBST(LOCAL_LIBS) +AC_SUBST(LOCAL_CFLAGS) +AC_SUBST(LOCAL_LDFLAGS) +AC_SUBST(LOCAL_DEFS) + +#AC_SUBST(ALLOCA_SOURCE) +#AC_SUBST(ALLOCA_OBJECT) + +AC_OUTPUT([Makefile builtins/Makefile lib/readline/Makefile lib/glob/Makefile \ + lib/intl/Makefile \ + lib/malloc/Makefile lib/sh/Makefile lib/termcap/Makefile \ + lib/tilde/Makefile doc/Makefile support/Makefile po/Makefile.in \ + examples/loadables/Makefile examples/loadables/Makefile.inc \ + examples/loadables/perl/Makefile \ + support/bash.pc support/bashbug.sh], +[ +# Makefile uses this timestamp file to record whether config.h is up to date. +echo timestamp > stamp-h +]) |