diff options
Diffstat (limited to '')
| -rwxr-xr-x | configure | 9681 | ||||
| -rw-r--r-- | configure.ac | 1027 |
2 files changed, 10708 insertions, 0 deletions
diff --git a/configure b/configure new file mode 100755 index 0000000..53c62d5 --- /dev/null +++ b/configure @@ -0,0 +1,9681 @@ +#! /bin/sh +# Guess values for system-dependent variables and create Makefiles. +# Generated by GNU Autoconf 2.69 for tcpdump 4.99.4. +# +# +# Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc. +# +# +# This configure script is free software; the Free Software Foundation +# gives unlimited permission to copy, distribute and modify it. +## -------------------- ## +## M4sh Initialization. ## +## -------------------- ## + +# Be more Bourne compatible +DUALCASE=1; export DUALCASE # for MKS sh +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which + # is contrary to our usage. Disable this feature. + alias -g '${1+"$@"}'='"$@"' + setopt NO_GLOB_SUBST +else + case `(set -o) 2>/dev/null` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi + + +as_nl=' +' +export as_nl +# Printing a long string crashes Solaris 7 /usr/bin/printf. +as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo +# Prefer a ksh shell builtin over an external printf program on Solaris, +# but without wasting forks for bash or zsh. +if test -z "$BASH_VERSION$ZSH_VERSION" \ + && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='print -r --' + as_echo_n='print -rn --' +elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='printf %s\n' + as_echo_n='printf %s' +else + if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then + as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"' + as_echo_n='/usr/ucb/echo -n' + else + as_echo_body='eval expr "X$1" : "X\\(.*\\)"' + as_echo_n_body='eval + arg=$1; + case $arg in #( + *"$as_nl"*) + expr "X$arg" : "X\\(.*\\)$as_nl"; + arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;; + esac; + expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl" + ' + export as_echo_n_body + as_echo_n='sh -c $as_echo_n_body as_echo' + fi + export as_echo_body + as_echo='sh -c $as_echo_body as_echo' +fi + +# The user is always right. +if test "${PATH_SEPARATOR+set}" != set; then + PATH_SEPARATOR=: + (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && { + (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 || + PATH_SEPARATOR=';' + } +fi + + +# IFS +# We need space, tab and new line, in precisely that order. Quoting is +# there to prevent editors from complaining about space-tab. +# (If _AS_PATH_WALK were called with IFS unset, it would disable word +# splitting by setting IFS to empty value.) +IFS=" "" $as_nl" + +# Find who we are. Look in the path if we contain no directory separator. +as_myself= +case $0 in #(( + *[\\/]* ) as_myself=$0 ;; + *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break + done +IFS=$as_save_IFS + + ;; +esac +# We did not find ourselves, most probably we were run as `sh COMMAND' +# in which case we are not to be found in the path. +if test "x$as_myself" = x; then + as_myself=$0 +fi +if test ! -f "$as_myself"; then + $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2 + exit 1 +fi + +# Unset variables that we do not need and which cause bugs (e.g. in +# pre-3.0 UWIN ksh). But do not cause bugs in bash 2.01; the "|| exit 1" +# suppresses any "Segmentation fault" message there. '((' could +# trigger a bug in pdksh 5.2.14. +for as_var in BASH_ENV ENV MAIL MAILPATH +do eval test x\${$as_var+set} = xset \ + && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || : +done +PS1='$ ' +PS2='> ' +PS4='+ ' + +# NLS nuisances. +LC_ALL=C +export LC_ALL +LANGUAGE=C +export LANGUAGE + +# CDPATH. +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH + +# Use a proper internal environment variable to ensure we don't fall + # into an infinite loop, continuously re-executing ourselves. + if test x"${_as_can_reexec}" != xno && test "x$CONFIG_SHELL" != x; then + _as_can_reexec=no; export _as_can_reexec; + # We cannot yet assume a decent shell, so we have to provide a +# neutralization value for shells without unset; and this also +# works around shells that cannot unset nonexistent variables. +# Preserve -v and -x to the replacement shell. +BASH_ENV=/dev/null +ENV=/dev/null +(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV +case $- in # (((( + *v*x* | *x*v* ) as_opts=-vx ;; + *v* ) as_opts=-v ;; + *x* ) as_opts=-x ;; + * ) as_opts= ;; +esac +exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"} +# Admittedly, this is quite paranoid, since all the known shells bail +# out after a failed `exec'. +$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2 +as_fn_exit 255 + fi + # We don't want this to propagate to other subprocesses. + { _as_can_reexec=; unset _as_can_reexec;} +if test "x$CONFIG_SHELL" = x; then + as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which + # is contrary to our usage. Disable this feature. + alias -g '\${1+\"\$@\"}'='\"\$@\"' + setopt NO_GLOB_SUBST +else + case \`(set -o) 2>/dev/null\` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi +" + as_required="as_fn_return () { (exit \$1); } +as_fn_success () { as_fn_return 0; } +as_fn_failure () { as_fn_return 1; } +as_fn_ret_success () { return 0; } +as_fn_ret_failure () { return 1; } + +exitcode=0 +as_fn_success || { exitcode=1; echo as_fn_success failed.; } +as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; } +as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; } +as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; } +if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then : + +else + exitcode=1; echo positional parameters were not saved. +fi +test x\$exitcode = x0 || exit 1 +test -x / || exit 1" + as_suggested=" as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO + as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO + eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" && + test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1 +test \$(( 1 + 1 )) = 2 || exit 1" + if (eval "$as_required") 2>/dev/null; then : + as_have_required=yes +else + as_have_required=no +fi + if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then : + +else + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +as_found=false +for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + as_found=: + case $as_dir in #( + /*) + for as_base in sh bash ksh sh5; do + # Try only shells that exist, to save several forks. + as_shell=$as_dir/$as_base + if { test -f "$as_shell" || test -f "$as_shell.exe"; } && + { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then : + CONFIG_SHELL=$as_shell as_have_required=yes + if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then : + break 2 +fi +fi + done;; + esac + as_found=false +done +$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } && + { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then : + CONFIG_SHELL=$SHELL as_have_required=yes +fi; } +IFS=$as_save_IFS + + + if test "x$CONFIG_SHELL" != x; then : + export CONFIG_SHELL + # We cannot yet assume a decent shell, so we have to provide a +# neutralization value for shells without unset; and this also +# works around shells that cannot unset nonexistent variables. +# Preserve -v and -x to the replacement shell. +BASH_ENV=/dev/null +ENV=/dev/null +(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV +case $- in # (((( + *v*x* | *x*v* ) as_opts=-vx ;; + *v* ) as_opts=-v ;; + *x* ) as_opts=-x ;; + * ) as_opts= ;; +esac +exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"} +# Admittedly, this is quite paranoid, since all the known shells bail +# out after a failed `exec'. +$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2 +exit 255 +fi + + if test x$as_have_required = xno; then : + $as_echo "$0: This script requires a shell more modern than all" + $as_echo "$0: the shells that I found on your system." + if test x${ZSH_VERSION+set} = xset ; then + $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should" + $as_echo "$0: be upgraded to zsh 4.3.4 or later." + else + $as_echo "$0: Please tell bug-autoconf@gnu.org about your system, +$0: including any error possibly output before this +$0: message. Then install a modern shell, or manually run +$0: the script under such a shell if you do have one." + fi + exit 1 +fi +fi +fi +SHELL=${CONFIG_SHELL-/bin/sh} +export SHELL +# Unset more variables known to interfere with behavior of common tools. +CLICOLOR_FORCE= GREP_OPTIONS= +unset CLICOLOR_FORCE GREP_OPTIONS + +## --------------------- ## +## M4sh Shell Functions. ## +## --------------------- ## +# as_fn_unset VAR +# --------------- +# Portably unset VAR. +as_fn_unset () +{ + { eval $1=; unset $1;} +} +as_unset=as_fn_unset + +# as_fn_set_status STATUS +# ----------------------- +# Set $? to STATUS, without forking. +as_fn_set_status () +{ + return $1 +} # as_fn_set_status + +# as_fn_exit STATUS +# ----------------- +# Exit the shell with STATUS, even in a "trap 0" or "set -e" context. +as_fn_exit () +{ + set +e + as_fn_set_status $1 + exit $1 +} # as_fn_exit + +# as_fn_mkdir_p +# ------------- +# Create "$as_dir" as a directory, including parents if necessary. +as_fn_mkdir_p () +{ + + case $as_dir in #( + -*) as_dir=./$as_dir;; + esac + test -d "$as_dir" || eval $as_mkdir_p || { + as_dirs= + while :; do + case $as_dir in #( + *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'( + *) as_qdir=$as_dir;; + esac + as_dirs="'$as_qdir' $as_dirs" + as_dir=`$as_dirname -- "$as_dir" || +$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$as_dir" : 'X\(//\)[^/]' \| \ + X"$as_dir" : 'X\(//\)$' \| \ + X"$as_dir" : 'X\(/\)' \| . 2>/dev/null || +$as_echo X"$as_dir" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ + s//\1/ + q + } + /^X\(\/\/\)[^/].*/{ + s//\1/ + q + } + /^X\(\/\/\)$/{ + s//\1/ + q + } + /^X\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + test -d "$as_dir" && break + done + test -z "$as_dirs" || eval "mkdir $as_dirs" + } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir" + + +} # as_fn_mkdir_p + +# as_fn_executable_p FILE +# ----------------------- +# Test if FILE is an executable regular file. +as_fn_executable_p () +{ + test -f "$1" && test -x "$1" +} # as_fn_executable_p +# as_fn_append VAR VALUE +# ---------------------- +# Append the text in VALUE to the end of the definition contained in VAR. Take +# advantage of any shell optimizations that allow amortized linear growth over +# repeated appends, instead of the typical quadratic growth present in naive +# implementations. +if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then : + eval 'as_fn_append () + { + eval $1+=\$2 + }' +else + as_fn_append () + { + eval $1=\$$1\$2 + } +fi # as_fn_append + +# as_fn_arith ARG... +# ------------------ +# Perform arithmetic evaluation on the ARGs, and store the result in the +# global $as_val. Take advantage of shells that can avoid forks. The arguments +# must be portable across $(()) and expr. +if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then : + eval 'as_fn_arith () + { + as_val=$(( $* )) + }' +else + as_fn_arith () + { + as_val=`expr "$@" || test $? -eq 1` + } +fi # as_fn_arith + + +# as_fn_error STATUS ERROR [LINENO LOG_FD] +# ---------------------------------------- +# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are +# provided, also output the error to LOG_FD, referencing LINENO. Then exit the +# script with STATUS, using 1 if that was 0. +as_fn_error () +{ + as_status=$1; test $as_status -eq 0 && as_status=1 + if test "$4"; then + as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4 + fi + $as_echo "$as_me: error: $2" >&2 + as_fn_exit $as_status +} # as_fn_error + +if expr a : '\(a\)' >/dev/null 2>&1 && + test "X`expr 00001 : '.*\(...\)'`" = X001; then + as_expr=expr +else + as_expr=false +fi + +if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then + as_basename=basename +else + as_basename=false +fi + +if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then + as_dirname=dirname +else + as_dirname=false +fi + +as_me=`$as_basename -- "$0" || +$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \ + X"$0" : 'X\(//\)$' \| \ + X"$0" : 'X\(/\)' \| . 2>/dev/null || +$as_echo X/"$0" | + sed '/^.*\/\([^/][^/]*\)\/*$/{ + s//\1/ + q + } + /^X\/\(\/\/\)$/{ + s//\1/ + q + } + /^X\/\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + +# Avoid depending upon Character Ranges. +as_cr_letters='abcdefghijklmnopqrstuvwxyz' +as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ' +as_cr_Letters=$as_cr_letters$as_cr_LETTERS +as_cr_digits='0123456789' +as_cr_alnum=$as_cr_Letters$as_cr_digits + + + as_lineno_1=$LINENO as_lineno_1a=$LINENO + as_lineno_2=$LINENO as_lineno_2a=$LINENO + eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" && + test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || { + # Blame Lee E. McMahon (1931-1989) for sed's syntax. :-) + sed -n ' + p + /[$]LINENO/= + ' <$as_myself | + sed ' + s/[$]LINENO.*/&-/ + t lineno + b + :lineno + N + :loop + s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/ + t loop + s/-\n.*// + ' >$as_me.lineno && + chmod +x "$as_me.lineno" || + { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; } + + # If we had to re-execute with $CONFIG_SHELL, we're ensured to have + # already done that, so ensure we don't try to do so again and fall + # in an infinite loop. This has already happened in practice. + _as_can_reexec=no; export _as_can_reexec + # Don't try to exec as it changes $[0], causing all sort of problems + # (the dirname of $[0] is not the place where we might find the + # original and so on. Autoconf is especially sensitive to this). + . "./$as_me.lineno" + # Exit status is that of the last command. + exit +} + +ECHO_C= ECHO_N= ECHO_T= +case `echo -n x` in #((((( +-n*) + case `echo 'xy\c'` in + *c*) ECHO_T=' ';; # ECHO_T is single tab character. + xy) ECHO_C='\c';; + *) echo `echo ksh88 bug on AIX 6.1` > /dev/null + ECHO_T=' ';; + esac;; +*) + ECHO_N='-n';; +esac + +rm -f conf$$ conf$$.exe conf$$.file +if test -d conf$$.dir; then + rm -f conf$$.dir/conf$$.file +else + rm -f conf$$.dir + mkdir conf$$.dir 2>/dev/null +fi +if (echo >conf$$.file) 2>/dev/null; then + if ln -s conf$$.file conf$$ 2>/dev/null; then + as_ln_s='ln -s' + # ... but there are two gotchas: + # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail. + # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable. + # In both cases, we have to default to `cp -pR'. + ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe || + as_ln_s='cp -pR' + elif ln conf$$.file conf$$ 2>/dev/null; then + as_ln_s=ln + else + as_ln_s='cp -pR' + fi +else + as_ln_s='cp -pR' +fi +rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file +rmdir conf$$.dir 2>/dev/null + +if mkdir -p . 2>/dev/null; then + as_mkdir_p='mkdir -p "$as_dir"' +else + test -d ./-p && rmdir ./-p + as_mkdir_p=false +fi + +as_test_x='test -x' +as_executable_p=as_fn_executable_p + +# Sed expression to map a string onto a valid CPP name. +as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'" + +# Sed expression to map a string onto a valid variable name. +as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'" + + +test -n "$DJDIR" || exec 7<&0 </dev/null +exec 6>&1 + +# Name of the host. +# hostname on some systems (SVR3.2, old GNU/Linux) returns a bogus exit status, +# so uname gets run too. +ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q` + +# +# Initializations. +# +ac_default_prefix=/usr/local +ac_clean_files= +ac_config_libobj_dir=. +LIBOBJS= +cross_compiling=no +subdirs= +MFLAGS= +MAKEFLAGS= + +# Identity of this package. +PACKAGE_NAME='tcpdump' +PACKAGE_TARNAME='tcpdump' +PACKAGE_VERSION='4.99.4' +PACKAGE_STRING='tcpdump 4.99.4' +PACKAGE_BUGREPORT='' +PACKAGE_URL='' + +ac_unique_file="tcpdump.c" +# Factoring default headers for most tests. +ac_includes_default="\ +#include <stdio.h> +#ifdef HAVE_SYS_TYPES_H +# include <sys/types.h> +#endif +#ifdef HAVE_SYS_STAT_H +# include <sys/stat.h> +#endif +#ifdef STDC_HEADERS +# include <stdlib.h> +# include <stddef.h> +#else +# ifdef HAVE_STDLIB_H +# include <stdlib.h> +# endif +#endif +#ifdef HAVE_STRING_H +# if !defined STDC_HEADERS && defined HAVE_MEMORY_H +# include <memory.h> +# endif +# include <string.h> +#endif +#ifdef HAVE_STRINGS_H +# include <strings.h> +#endif +#ifdef HAVE_INTTYPES_H +# include <inttypes.h> +#endif +#ifdef HAVE_STDINT_H +# include <stdint.h> +#endif +#ifdef HAVE_UNISTD_H +# include <unistd.h> +#endif" + +ac_subst_vars='LTLIBOBJS +INSTALL_DATA +INSTALL_SCRIPT +INSTALL_PROGRAM +MAN_MISC_INFO +MAN_FILE_FORMATS +LOCALSRC +V_PCAPDEP +V_INCLS +V_GROUP +V_DEFS +V_CCOPT +MKDEP +DEPENDENCY_CFLAG +AR +RANLIB +PCAP_CONFIG +PKG_CONFIG +LIBOBJS +EGREP +GREP +CPP +OBJEXT +EXEEXT +ac_ct_CC +CPPFLAGS +LDFLAGS +CFLAGS +CC +SHLICC2 +host_os +host_vendor +host_cpu +host +build_os +build_vendor +build_cpu +build +target_alias +host_alias +build_alias +LIBS +ECHO_T +ECHO_N +ECHO_C +DEFS +mandir +localedir +libdir +psdir +pdfdir +dvidir +htmldir +infodir +docdir +oldincludedir +includedir +localstatedir +sharedstatedir +sysconfdir +datadir +datarootdir +libexecdir +sbindir +bindir +program_transform_name +prefix +exec_prefix +PACKAGE_URL +PACKAGE_BUGREPORT +PACKAGE_STRING +PACKAGE_VERSION +PACKAGE_TARNAME +PACKAGE_NAME +PATH_SEPARATOR +SHELL' +ac_subst_files='' +ac_user_opts=' +enable_option_checking +with_gcc +enable_universal +with_smi +enable_smb +with_user +with_chroot +with_sandbox_capsicum +enable_local_libpcap +with_crypto +with_cap_ng +' + ac_precious_vars='build_alias +host_alias +target_alias +CC +CFLAGS +LDFLAGS +LIBS +CPPFLAGS +CPP' + + +# Initialize some variables set by options. +ac_init_help= +ac_init_version=false +ac_unrecognized_opts= +ac_unrecognized_sep= +# The variables have the same names as the options, with +# dashes changed to underlines. +cache_file=/dev/null +exec_prefix=NONE +no_create= +no_recursion= +prefix=NONE +program_prefix=NONE +program_suffix=NONE +program_transform_name=s,x,x, +silent= +site= +srcdir= +verbose= +x_includes=NONE +x_libraries=NONE + +# Installation directory options. +# These are left unexpanded so users can "make install exec_prefix=/foo" +# and all the variables that are supposed to be based on exec_prefix +# by default will actually change. +# Use braces instead of parens because sh, perl, etc. also accept them. +# (The list follows the same order as the GNU Coding Standards.) +bindir='${exec_prefix}/bin' +sbindir='${exec_prefix}/sbin' +libexecdir='${exec_prefix}/libexec' +datarootdir='${prefix}/share' +datadir='${datarootdir}' +sysconfdir='${prefix}/etc' +sharedstatedir='${prefix}/com' +localstatedir='${prefix}/var' +includedir='${prefix}/include' +oldincludedir='/usr/include' +docdir='${datarootdir}/doc/${PACKAGE_TARNAME}' +infodir='${datarootdir}/info' +htmldir='${docdir}' +dvidir='${docdir}' +pdfdir='${docdir}' +psdir='${docdir}' +libdir='${exec_prefix}/lib' +localedir='${datarootdir}/locale' +mandir='${datarootdir}/man' + +ac_prev= +ac_dashdash= +for ac_option +do + # If the previous option needs an argument, assign it. + if test -n "$ac_prev"; then + eval $ac_prev=\$ac_option + ac_prev= + continue + fi + + case $ac_option in + *=?*) ac_optarg=`expr "X$ac_option" : '[^=]*=\(.*\)'` ;; + *=) ac_optarg= ;; + *) ac_optarg=yes ;; + esac + + # Accept the important Cygnus configure options, so we can diagnose typos. + + case $ac_dashdash$ac_option in + --) + ac_dashdash=yes ;; + + -bindir | --bindir | --bindi | --bind | --bin | --bi) + ac_prev=bindir ;; + -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*) + bindir=$ac_optarg ;; + + -build | --build | --buil | --bui | --bu) + ac_prev=build_alias ;; + -build=* | --build=* | --buil=* | --bui=* | --bu=*) + build_alias=$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=$ac_optarg ;; + + --config-cache | -C) + cache_file=config.cache ;; 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"invalid value of canonical build" "$LINENO" 5;; +esac +build=$ac_cv_build +ac_save_IFS=$IFS; IFS='-' +set x $ac_cv_build +shift +build_cpu=$1 +build_vendor=$2 +shift; shift +# Remember, the first character of IFS is used to create $*, +# except with old shells: +build_os=$* +IFS=$ac_save_IFS +case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5 +$as_echo_n "checking host system type... " >&6; } +if ${ac_cv_host+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test "x$host_alias" = x; then + ac_cv_host=$ac_cv_build +else + ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` || + as_fn_error $? "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5 +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5 +$as_echo "$ac_cv_host" >&6; } +case $ac_cv_host in +*-*-*) ;; +*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;; +esac +host=$ac_cv_host +ac_save_IFS=$IFS; IFS='-' +set x $ac_cv_host +shift +host_cpu=$1 +host_vendor=$2 +shift; shift +# Remember, the first character of IFS is used to create $*, +# except with old shells: +host_os=$* +IFS=$ac_save_IFS +case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac + + + + + + + + + +# Check whether --with-gcc was given. +if test "${with_gcc+set}" = set; then : + withval=$with_gcc; +fi + + V_INCLS="" + if test "${srcdir}" != "." ; then + V_INCLS="-I$srcdir" + fi + if test "${CFLAGS+set}" = set; then + LBL_CFLAGS="$CFLAGS" + fi + if test -z "$CC" ; then + case "$host_os" in + + bsdi*) + # Extract the first word of "shlicc2", so it can be a program name with args. +set dummy shlicc2; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_SHLICC2+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$SHLICC2"; then + ac_cv_prog_SHLICC2="$SHLICC2" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_SHLICC2="yes" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + + test -z "$ac_cv_prog_SHLICC2" && ac_cv_prog_SHLICC2="no" +fi +fi +SHLICC2=$ac_cv_prog_SHLICC2 +if test -n "$SHLICC2"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $SHLICC2" >&5 +$as_echo "$SHLICC2" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + if test $SHLICC2 = yes ; then + CC=shlicc2 + export CC + fi + ;; + esac + fi + if test -z "$CC" -a "$with_gcc" = no ; then + CC=cc + export CC + fi + +# +# Try to enable as many C99 features as we can. +# At minimum, we want C++/C99-style // comments. +# +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args. +set dummy ${ac_tool_prefix}gcc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_CC="${ac_tool_prefix}gcc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_CC"; then + ac_ct_CC=$CC + # Extract the first word of "gcc", so it can be a program name with args. +set dummy gcc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_CC="gcc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 +$as_echo "$ac_ct_CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_CC" = x; then + CC="" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + CC=$ac_ct_CC + fi +else + CC="$ac_cv_prog_CC" +fi + +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args. +set dummy ${ac_tool_prefix}cc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_CC="${ac_tool_prefix}cc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + fi +fi +if test -z "$CC"; then + # Extract the first word of "cc", so it can be a program name with args. +set dummy cc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else + ac_prog_rejected=no +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then + ac_prog_rejected=yes + continue + fi + ac_cv_prog_CC="cc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +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_CC + shift + if test $# != 0; then + # We chose a different compiler from the bogus one. + # However, it has the same basename, so the bogon will be chosen + # first if we set CC to just the basename; use the full file name. + shift + ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@" + fi +fi +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + for ac_prog in cl.exe + do + # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args. +set dummy $ac_tool_prefix$ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_CC="$ac_tool_prefix$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$CC" && break + done +fi +if test -z "$CC"; then + ac_ct_CC=$CC + for ac_prog in cl.exe +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_CC+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_CC="$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 +$as_echo "$ac_ct_CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$ac_ct_CC" && break +done + + if test "x$ac_ct_CC" = x; then + CC="" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + CC=$ac_ct_CC + fi +fi + +fi + + +test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "no acceptable C compiler found in \$PATH +See \`config.log' for more details" "$LINENO" 5; } + +# Provide some information about the compiler. +$as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5 +set X $ac_compile +ac_compiler=$2 +for ac_option in --version -v -V -qversion; do + { { ac_try="$ac_compiler $ac_option >&5" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_compiler $ac_option >&5") 2>conftest.err + ac_status=$? + if test -s conftest.err; then + sed '10a\ +... rest of stderr output deleted ... + 10q' conftest.err >conftest.er1 + cat conftest.er1 >&5 + fi + rm -f conftest.er1 conftest.err + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } +done + +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +ac_clean_files_save=$ac_clean_files +ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out" +# Try to create an executable without -o first, disregard a.out. +# It will help us diagnose broken compilers, and finding out an intuition +# of exeext. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5 +$as_echo_n "checking whether the C compiler works... " >&6; } +ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'` + +# The possible output files: +ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*" + +ac_rmfiles= +for ac_file in $ac_files +do + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;; + * ) ac_rmfiles="$ac_rmfiles $ac_file";; + esac +done +rm -f $ac_rmfiles + +if { { ac_try="$ac_link_default" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_link_default") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then : + # Autoconf-2.13 could set the ac_cv_exeext variable to `no'. +# So ignore a value of `no', otherwise this would lead to `EXEEXT = no' +# in a Makefile. We should not override ac_cv_exeext if it was cached, +# so that the user can short-circuit this test for compilers unknown to +# Autoconf. +for ac_file in $ac_files '' +do + test -f "$ac_file" || continue + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) + ;; + [ab].out ) + # We found the default executable, but exeext='' is most + # certainly right. + break;; + *.* ) + if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no; + then :; else + ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` + fi + # We set ac_cv_exeext here because the later test for it is not + # safe: cross compilers may not add the suffix if given an `-o' + # argument, so we may need to know it at that point already. + # Even if this section looks crufty: it has the advantage of + # actually working. + break;; + * ) + break;; + esac +done +test "$ac_cv_exeext" = no && ac_cv_exeext= + +else + ac_file='' +fi +if test -z "$ac_file"; then : + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +$as_echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error 77 "C compiler cannot create executables +See \`config.log' for more details" "$LINENO" 5; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5 +$as_echo_n "checking for C compiler default output file name... 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For instance with Cygwin, `ls conftest' will +# work properly (i.e., refer to `conftest.exe'), while it won't with +# `rm'. +for ac_file in conftest.exe conftest conftest.*; do + test -f "$ac_file" || continue + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;; + *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` + break;; + * ) break;; + esac +done +else + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "cannot compute suffix of executables: cannot compile and link +See \`config.log' for more details" "$LINENO" 5; } +fi +rm -f conftest conftest$ac_cv_exeext +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5 +$as_echo "$ac_cv_exeext" >&6; } + +rm -f conftest.$ac_ext +EXEEXT=$ac_cv_exeext +ac_exeext=$EXEEXT +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdio.h> +int +main () +{ +FILE *f = fopen ("conftest.out", "w"); + return ferror (f) || fclose (f) != 0; + + ; + return 0; +} +_ACEOF +ac_clean_files="$ac_clean_files conftest.out" +# Check that the compiler produces executables we can run. If not, either +# the compiler is broken, or we cross compile. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5 +$as_echo_n "checking whether we are cross compiling... " >&6; } +if test "$cross_compiling" != yes; then + { { ac_try="$ac_link" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_link") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } + if { ac_try='./conftest$ac_cv_exeext' + { { case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_try") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; }; then + cross_compiling=no + else + if test "$cross_compiling" = maybe; then + cross_compiling=yes + else + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "cannot run C compiled programs. +If you meant to cross compile, use \`--host'. +See \`config.log' for more details" "$LINENO" 5; } + fi + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5 +$as_echo "$cross_compiling" >&6; } + +rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out +ac_clean_files=$ac_clean_files_save +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5 +$as_echo_n "checking for suffix of object files... " >&6; } +if ${ac_cv_objext+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +rm -f conftest.o conftest.obj +if { { ac_try="$ac_compile" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_compile") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then : + for ac_file in conftest.o conftest.obj conftest.*; do + test -f "$ac_file" || continue; + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM ) ;; + *) ac_cv_objext=`expr "$ac_file" : '.*\.\(.*\)'` + break;; + esac +done +else + $as_echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "cannot compute suffix of object files: cannot compile +See \`config.log' for more details" "$LINENO" 5; } +fi +rm -f conftest.$ac_cv_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5 +$as_echo "$ac_cv_objext" >&6; } +OBJEXT=$ac_cv_objext +ac_objext=$OBJEXT +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5 +$as_echo_n "checking whether we are using the GNU C compiler... " >&6; } +if ${ac_cv_c_compiler_gnu+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ +#ifndef __GNUC__ + choke me +#endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_compiler_gnu=yes +else + ac_compiler_gnu=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +ac_cv_c_compiler_gnu=$ac_compiler_gnu + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5 +$as_echo "$ac_cv_c_compiler_gnu" >&6; } +if test $ac_compiler_gnu = yes; then + GCC=yes +else + GCC= +fi +ac_test_CFLAGS=${CFLAGS+set} +ac_save_CFLAGS=$CFLAGS +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5 +$as_echo_n "checking whether $CC accepts -g... " >&6; } +if ${ac_cv_prog_cc_g+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_save_c_werror_flag=$ac_c_werror_flag + ac_c_werror_flag=yes + ac_cv_prog_cc_g=no + CFLAGS="-g" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_prog_cc_g=yes +else + CFLAGS="" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + +else + ac_c_werror_flag=$ac_save_c_werror_flag + CFLAGS="-g" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_prog_cc_g=yes +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag=$ac_save_c_werror_flag +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5 +$as_echo "$ac_cv_prog_cc_g" >&6; } +if test "$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 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5 +$as_echo_n "checking for $CC option to accept ISO C89... " >&6; } +if ${ac_cv_prog_cc_c89+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_cv_prog_cc_c89=no +ac_save_CC=$CC +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdarg.h> +#include <stdio.h> +struct stat; +/* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */ +struct buf { int x; }; +FILE * (*rcsopen) (struct buf *, struct stat *, int); +static char *e (p, i) + char **p; + int i; +{ + return p[i]; +} +static char *f (char * (*g) (char **, int), char **p, ...) +{ + char *s; + va_list v; + va_start (v,p); + s = g (p, va_arg (v,int)); + va_end (v); + return s; +} + +/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default. It has + function prototypes and stuff, but not '\xHH' hex character constants. + These don't provoke an error unfortunately, instead are silently treated + as 'x'. The following induces an error, until -std is added to get + proper ANSI mode. Curiously '\x00'!='x' always comes out true, for an + array size at least. It's necessary to write '\x00'==0 to get something + that's true only with -std. */ +int osf4_cc_array ['\x00' == 0 ? 1 : -1]; + +/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters + inside strings and character constants. */ +#define FOO(x) 'x' +int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1]; + +int test (int i, double x); +struct s1 {int (*f) (int a);}; +struct s2 {int (*f) (double a);}; +int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int); +int argc; +char **argv; +int +main () +{ +return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]; + ; + return 0; +} +_ACEOF +for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \ + -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__" +do + CC="$ac_save_CC $ac_arg" + if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_prog_cc_c89=$ac_arg +fi +rm -f core conftest.err conftest.$ac_objext + test "x$ac_cv_prog_cc_c89" != "xno" && break +done +rm -f conftest.$ac_ext +CC=$ac_save_CC + +fi +# AC_CACHE_VAL +case "x$ac_cv_prog_cc_c89" in + x) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5 +$as_echo "none needed" >&6; } ;; + xno) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5 +$as_echo "unsupported" >&6; } ;; + *) + CC="$CC $ac_cv_prog_cc_c89" + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5 +$as_echo "$ac_cv_prog_cc_c89" >&6; } ;; +esac +if test "x$ac_cv_prog_cc_c89" != xno; then : + +fi + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C99" >&5 +$as_echo_n "checking for $CC option to accept ISO C99... " >&6; } +if ${ac_cv_prog_cc_c99+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_cv_prog_cc_c99=no +ac_save_CC=$CC +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdarg.h> +#include <stdbool.h> +#include <stdlib.h> +#include <wchar.h> +#include <stdio.h> + +// Check varargs macros. These examples are taken from C99 6.10.3.5. +#define debug(...) fprintf (stderr, __VA_ARGS__) +#define showlist(...) puts (#__VA_ARGS__) +#define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__)) +static void +test_varargs_macros (void) +{ + int x = 1234; + int y = 5678; + debug ("Flag"); + debug ("X = %d\n", x); + showlist (The first, second, and third items.); + report (x>y, "x is %d but y is %d", x, y); +} + +// Check long long types. +#define BIG64 18446744073709551615ull +#define BIG32 4294967295ul +#define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0) +#if !BIG_OK + your preprocessor is broken; +#endif +#if BIG_OK +#else + your preprocessor is broken; +#endif +static long long int bignum = -9223372036854775807LL; +static unsigned long long int ubignum = BIG64; + +struct incomplete_array +{ + int datasize; + double data[]; +}; + +struct named_init { + int number; + const wchar_t *name; + double average; +}; + +typedef const char *ccp; + +static inline int +test_restrict (ccp restrict text) +{ + // See if C++-style comments work. + // Iterate through items via the restricted pointer. + // Also check for declarations in for loops. + for (unsigned int i = 0; *(text+i) != '\0'; ++i) + continue; + return 0; +} + +// Check varargs and va_copy. +static void +test_varargs (const char *format, ...) +{ + va_list args; + va_start (args, format); + va_list args_copy; + va_copy (args_copy, args); + + const char *str; + int number; + float fnumber; + + while (*format) + { + switch (*format++) + { + case 's': // string + str = va_arg (args_copy, const char *); + break; + case 'd': // int + number = va_arg (args_copy, int); + break; + case 'f': // float + fnumber = va_arg (args_copy, double); + break; + default: + break; + } + } + va_end (args_copy); + va_end (args); +} + +int +main () +{ + + // Check bool. + _Bool success = false; + + // Check restrict. + if (test_restrict ("String literal") == 0) + success = true; + char *restrict newvar = "Another string"; + + // Check varargs. + test_varargs ("s, d' f .", "string", 65, 34.234); + test_varargs_macros (); + + // Check flexible array members. + struct incomplete_array *ia = + malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10)); + ia->datasize = 10; + for (int i = 0; i < ia->datasize; ++i) + ia->data[i] = i * 1.234; + + // Check named initializers. + struct named_init ni = { + .number = 34, + .name = L"Test wide string", + .average = 543.34343, + }; + + ni.number = 58; + + int dynamic_array[ni.number]; + dynamic_array[ni.number - 1] = 543; + + // work around unused variable warnings + return (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == 'x' + || dynamic_array[ni.number - 1] != 543); + + ; + return 0; +} +_ACEOF +for ac_arg in '' -std=gnu99 -std=c99 -c99 -AC99 -D_STDC_C99= -qlanglvl=extc99 +do + CC="$ac_save_CC $ac_arg" + if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_prog_cc_c99=$ac_arg +fi +rm -f core conftest.err conftest.$ac_objext + test "x$ac_cv_prog_cc_c99" != "xno" && break +done +rm -f conftest.$ac_ext +CC=$ac_save_CC + +fi +# AC_CACHE_VAL +case "x$ac_cv_prog_cc_c99" in + x) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5 +$as_echo "none needed" >&6; } ;; + xno) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5 +$as_echo "unsupported" >&6; } ;; + *) + CC="$CC $ac_cv_prog_cc_c99" + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5 +$as_echo "$ac_cv_prog_cc_c99" >&6; } ;; +esac +if test "x$ac_cv_prog_cc_c99" != xno; then : + +fi + + +if test "$ac_cv_prog_cc_c99" = "no"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: The C compiler does not support C99; there may be compiler errors" >&5 +$as_echo "$as_me: WARNING: The C compiler does not support C99; there may be compiler errors" >&2;} +fi + + + + + if test "$GCC" = yes ; then + # + # -Werror forces warnings to be errors. + # + ac_lbl_cc_force_warning_errors=-Werror + else + V_INCLS="$V_INCLS -I/usr/local/include" + LDFLAGS="$LDFLAGS -L/usr/local/lib" + + case "$host_os" in + + darwin*) + # + # This is assumed either to be GCC or clang, both + # of which use -Werror to force warnings to be errors. + # + ac_lbl_cc_force_warning_errors=-Werror + ;; + + hpux*) + # + # HP C, which is what we presume we're using, doesn't + # exit with a non-zero exit status if we hand it an + # invalid -W flag, can't be forced to do so even with + # +We, and doesn't handle GCC-style -W flags, so we + # don't want to try using GCC-style -W flags. + # + ac_lbl_cc_dont_try_gcc_dashW=yes + ;; + + irix*) + # + # MIPS C, which is what we presume we're using, doesn't + # necessarily exit with a non-zero exit status if we + # hand it an invalid -W flag, can't be forced to do + # so, and doesn't handle GCC-style -W flags, so we + # don't want to try using GCC-style -W flags. + # + ac_lbl_cc_dont_try_gcc_dashW=yes + # + # It also, apparently, defaults to "char" being + # unsigned, unlike most other C implementations; + # I suppose we could say "signed char" whenever + # we want to guarantee a signed "char", but let's + # just force signed chars. + # + # -xansi is normally the default, but the + # configure script was setting it; perhaps -cckr + # was the default in the Old Days. (Then again, + # that would probably be for backwards compatibility + # in the days when ANSI C was Shiny and New, i.e. + # 1989 and the early '90's, so maybe we can just + # drop support for those compilers.) + # + # -g is equivalent to -g2, which turns off + # optimization; we choose -g3, which generates + # debugging information but doesn't turn off + # optimization (even if the optimization would + # cause inaccuracies in debugging). + # + V_CCOPT="$V_CCOPT -xansi -signed -g3" + ;; + + osf*) + # + # Presumed to be DEC OSF/1, Digital UNIX, or + # Tru64 UNIX. + # + # The DEC C compiler, which is what we presume we're + # using, doesn't exit with a non-zero exit status if we + # hand it an invalid -W flag, can't be forced to do + # so, and doesn't handle GCC-style -W flags, so we + # don't want to try using GCC-style -W flags. + # + ac_lbl_cc_dont_try_gcc_dashW=yes + # + # -g is equivalent to -g2, which turns off + # optimization; we choose -g3, which generates + # debugging information but doesn't turn off + # optimization (even if the optimization would + # cause inaccuracies in debugging). + # + V_CCOPT="$V_CCOPT -g3" + ;; + + solaris*) + # + # Assumed to be Sun C, which requires -errwarn to force + # warnings to be treated as errors. + # + ac_lbl_cc_force_warning_errors=-errwarn + ;; + + ultrix*) + { $as_echo "$as_me:${as_lineno-$LINENO}: checking that Ultrix $CC hacks const in prototypes" >&5 +$as_echo_n "checking that Ultrix $CC hacks const in prototypes... " >&6; } + if ${ac_cv_lbl_cc_const_proto+:} false; then : + $as_echo_n "(cached) " >&6 +else + +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> +int +main () +{ +struct a { int b; }; + void c(const struct a *) + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_lbl_cc_const_proto=yes +else + ac_cv_lbl_cc_const_proto=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_cc_const_proto" >&5 +$as_echo "$ac_cv_lbl_cc_const_proto" >&6; } + if test $ac_cv_lbl_cc_const_proto = no ; then + +$as_echo "#define const /**/" >>confdefs.h + + fi + ;; + esac + V_CCOPT="$V_CCOPT -O" + fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for inline" >&5 +$as_echo_n "checking for inline... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$V_CCOPT" + if ${ac_cv_lbl_inline+:} false; then : + $as_echo_n "(cached) " >&6 +else + + ac_cv_lbl_inline="" + ac_lbl_cc_inline=no + for ac_lbl_inline in inline __inline__ __inline + do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#define inline $ac_lbl_inline + static inline struct iltest *foo(void); + struct iltest { + int iltest1; + int iltest2; + }; + + static inline struct iltest * + foo() + { + static struct iltest xxx; + + return &xxx; + } +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_lbl_cc_inline=yes +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + if test "$ac_lbl_cc_inline" = yes ; then + break; + fi + done + if test "$ac_lbl_cc_inline" = yes ; then + ac_cv_lbl_inline=$ac_lbl_inline + fi +fi + + CFLAGS="$save_CFLAGS" + if test ! -z "$ac_cv_lbl_inline" ; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_inline" >&5 +$as_echo "$ac_cv_lbl_inline" >&6; } + else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + fi + +cat >>confdefs.h <<_ACEOF +#define inline $ac_cv_lbl_inline +_ACEOF + + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5 +$as_echo_n "checking how to run the C preprocessor... " >&6; } +# On Suns, sometimes $CPP names a directory. +if test -n "$CPP" && test -d "$CPP"; then + CPP= +fi +if test -z "$CPP"; then + if ${ac_cv_prog_CPP+:} false; then : + $as_echo_n "(cached) " >&6 +else + # Double quotes because CPP needs to be expanded + for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp" + do + ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since + # <limits.h> exists even on freestanding compilers. + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. "Syntax error" is here to catch this case. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifdef __STDC__ +# include <limits.h> +#else +# include <assert.h> +#endif + Syntax error +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + +else + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.i conftest.$ac_ext + + # OK, works on sane cases. Now check whether nonexistent headers + # can be detected and how. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <ac_nonexistent.h> +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + # Broken: success on invalid input. +continue +else + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.i conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.i conftest.err conftest.$ac_ext +if $ac_preproc_ok; then : + break +fi + + done + ac_cv_prog_CPP=$CPP + +fi + CPP=$ac_cv_prog_CPP +else + ac_cv_prog_CPP=$CPP +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5 +$as_echo "$CPP" >&6; } +ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since + # <limits.h> exists even on freestanding compilers. + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. "Syntax error" is here to catch this case. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifdef __STDC__ +# include <limits.h> +#else +# include <assert.h> +#endif + Syntax error +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + +else + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.i conftest.$ac_ext + + # OK, works on sane cases. Now check whether nonexistent headers + # can be detected and how. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <ac_nonexistent.h> +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + # Broken: success on invalid input. +continue +else + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.i conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.i conftest.err conftest.$ac_ext +if $ac_preproc_ok; then : + +else + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "C preprocessor \"$CPP\" fails sanity check +See \`config.log' for more details" "$LINENO" 5; } +fi + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5 +$as_echo_n "checking for grep that handles long lines and -e... " >&6; } +if ${ac_cv_path_GREP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -z "$GREP"; then + ac_path_GREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_prog in grep ggrep; do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext" + as_fn_executable_p "$ac_path_GREP" || continue +# Check for GNU ac_path_GREP and select it if it is found. + # Check for GNU $ac_path_GREP +case `"$ac_path_GREP" --version 2>&1` in +*GNU*) + ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;; +*) + ac_count=0 + $as_echo_n 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + $as_echo 'GREP' >> "conftest.nl" + "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_GREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_GREP="$ac_path_GREP" + ac_path_GREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_GREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_GREP"; then + as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_GREP=$GREP +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5 +$as_echo "$ac_cv_path_GREP" >&6; } + GREP="$ac_cv_path_GREP" + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5 +$as_echo_n "checking for egrep... " >&6; } +if ${ac_cv_path_EGREP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if echo a | $GREP -E '(a|b)' >/dev/null 2>&1 + then ac_cv_path_EGREP="$GREP -E" + else + if test -z "$EGREP"; then + ac_path_EGREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_prog in egrep; do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext" + as_fn_executable_p "$ac_path_EGREP" || continue +# Check for GNU ac_path_EGREP and select it if it is found. + # Check for GNU $ac_path_EGREP +case `"$ac_path_EGREP" --version 2>&1` in +*GNU*) + ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;; +*) + ac_count=0 + $as_echo_n 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + $as_echo 'EGREP' >> "conftest.nl" + "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_EGREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_EGREP="$ac_path_EGREP" + ac_path_EGREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_EGREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_EGREP"; then + as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_EGREP=$EGREP +fi + + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5 +$as_echo "$ac_cv_path_EGREP" >&6; } + EGREP="$ac_cv_path_EGREP" + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5 +$as_echo_n "checking for ANSI C header files... " >&6; } +if ${ac_cv_header_stdc+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdlib.h> +#include <stdarg.h> +#include <string.h> +#include <float.h> + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_header_stdc=yes +else + ac_cv_header_stdc=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +if test $ac_cv_header_stdc = yes; then + # SunOS 4.x string.h does not declare mem*, contrary to ANSI. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <string.h> + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "memchr" >/dev/null 2>&1; then : + +else + ac_cv_header_stdc=no +fi +rm -f conftest* + +fi + +if test $ac_cv_header_stdc = yes; then + # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdlib.h> + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "free" >/dev/null 2>&1; then : + +else + ac_cv_header_stdc=no +fi +rm -f conftest* + +fi + +if test $ac_cv_header_stdc = yes; then + # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi. + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <ctype.h> +#include <stdlib.h> +#if ((' ' & 0x0FF) == 0x020) +# define ISLOWER(c) ('a' <= (c) && (c) <= 'z') +# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c)) +#else +# define ISLOWER(c) \ + (('a' <= (c) && (c) <= 'i') \ + || ('j' <= (c) && (c) <= 'r') \ + || ('s' <= (c) && (c) <= 'z')) +# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c)) +#endif + +#define XOR(e, f) (((e) && !(f)) || (!(e) && (f))) +int +main () +{ + int i; + for (i = 0; i < 256; i++) + if (XOR (islower (i), ISLOWER (i)) + || toupper (i) != TOUPPER (i)) + return 2; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + +else + ac_cv_header_stdc=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5 +$as_echo "$ac_cv_header_stdc" >&6; } +if test $ac_cv_header_stdc = yes; then + +$as_echo "#define STDC_HEADERS 1" >>confdefs.h + +fi + +# On IRIX 5.3, sys/types and inttypes.h are conflicting. +for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \ + inttypes.h stdint.h unistd.h +do : + as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` +ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default +" +if eval test \"x\$"$as_ac_Header"\" = x"yes"; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + +done + + +for ac_header in fcntl.h rpc/rpc.h rpc/rpcent.h net/if.h +do : + as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` +ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default" +if eval test \"x\$"$as_ac_Header"\" = x"yes"; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + +done + + +case "$host_os" in + +darwin*) + # Check whether --enable-universal was given. +if test "${enable_universal+set}" = set; then : + enableval=$enable_universal; +fi + + if test "$enable_universal" != "no"; then + case "$host_os" in + + darwin9.*) + # + # Leopard. Build for x86 and 32-bit PowerPC, with + # x86 first. (That's what Apple does.) + # + V_CCOPT="$V_CCOPT -arch i386 -arch ppc" + LDFLAGS="$LDFLAGS -arch i386 -arch ppc" + ;; + + darwin10.*) + # + # Snow Leopard. Build for x86-64 and x86, with + # x86-64 first. (That's what Apple does.) + # + V_CCOPT="$V_CCOPT -arch x86_64 -arch i386" + LDFLAGS="$LDFLAGS -arch x86_64 -arch i386" + ;; + esac + fi + ;; +esac + + + +# Check whether --with-smi was given. +if test "${with_smi+set}" = set; then : + withval=$with_smi; +else + with_smi=yes +fi + + +if test "x$with_smi" != "xno" ; then + ac_fn_c_check_header_mongrel "$LINENO" "smi.h" "ac_cv_header_smi_h" "$ac_includes_default" +if test "x$ac_cv_header_smi_h" = xyes; then : + + # + # OK, we found smi.h. Do we have libsmi with smiInit? + # + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for smiInit in -lsmi" >&5 +$as_echo_n "checking for smiInit in -lsmi... " >&6; } +if ${ac_cv_lib_smi_smiInit+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lsmi $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char smiInit (); +int +main () +{ +return smiInit (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_smi_smiInit=yes +else + ac_cv_lib_smi_smiInit=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_smi_smiInit" >&5 +$as_echo "$ac_cv_lib_smi_smiInit" >&6; } +if test "x$ac_cv_lib_smi_smiInit" = xyes; then : + + # + # OK, we have libsmi with smiInit. Can we use it? + # + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable libsmi" >&5 +$as_echo_n "checking whether to enable libsmi... " >&6; } + savedlibs="$LIBS" + LIBS="-lsmi $LIBS" + if test "$cross_compiling" = yes; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: not when cross-compiling" >&5 +$as_echo "not when cross-compiling" >&6; } + LIBS="$savedlibs" + + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* libsmi available check */ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <smi.h> +int main() +{ + int current, revision, age, n; + const int required = 2; + if (smiInit("")) + exit(1); + if (strcmp(SMI_LIBRARY_VERSION, smi_library_version)) + exit(2); + n = sscanf(smi_library_version, "%d:%d:%d", ¤t, &revision, &age); + if (n != 3) + exit(3); + if (required < current - age || required > current) + exit(4); + exit(0); +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + +$as_echo "#define USE_LIBSMI 1" >>confdefs.h + + +else + + case $? in + 1) { $as_echo "$as_me:${as_lineno-$LINENO}: result: no - smiInit failed" >&5 +$as_echo "no - smiInit failed" >&6; } ;; + 2) { $as_echo "$as_me:${as_lineno-$LINENO}: result: no - header/library version mismatch" >&5 +$as_echo "no - header/library version mismatch" >&6; } ;; + 3) { $as_echo "$as_me:${as_lineno-$LINENO}: result: no - can't determine library version" >&5 +$as_echo "no - can't determine library version" >&6; } ;; + 4) { $as_echo "$as_me:${as_lineno-$LINENO}: result: no - too old" >&5 +$as_echo "no - too old" >&6; } ;; + *) { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } ;; + esac + LIBS="$savedlibs" + +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi + + +fi + + +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable the possibly-buggy SMB printer" >&5 +$as_echo_n "checking whether to enable the possibly-buggy SMB printer... " >&6; } +# Check whether --enable-smb was given. +if test "${enable_smb+set}" = set; then : + enableval=$enable_smb; +else + enableval=no +fi + +case "$enableval" in +yes) { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + +$as_echo "#define ENABLE_SMB 1" >>confdefs.h + + LOCALSRC="print-smb.c smbutil.c $LOCALSRC" + ;; +*) { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + ;; +esac + + +# Check whether --with-user was given. +if test "${with_user+set}" = set; then : + withval=$with_user; +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to drop root privileges by default" >&5 +$as_echo_n "checking whether to drop root privileges by default... " >&6; } +if test ! -z "$with_user" ; then + +cat >>confdefs.h <<_ACEOF +#define WITH_USER "$withval" +_ACEOF + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: to \"$withval\"" >&5 +$as_echo "to \"$withval\"" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +# Check whether --with-chroot was given. +if test "${with_chroot+set}" = set; then : + withval=$with_chroot; +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to chroot" >&5 +$as_echo_n "checking whether to chroot... " >&6; } +if test ! -z "$with_chroot" && test "$with_chroot" != "no" ; then + +cat >>confdefs.h <<_ACEOF +#define WITH_CHROOT "$withval" +_ACEOF + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: to \"$withval\"" >&5 +$as_echo "to \"$withval\"" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +# Check whether --with-sandbox-capsicum was given. +if test "${with_sandbox_capsicum+set}" = set; then : + withval=$with_sandbox_capsicum; +fi + +# +# Check whether various functions are available. If any are, set +# ac_lbl_capsicum_function_seen to yes; if any are not, set +# ac_lbl_capsicum_function_not_seen to yes. +# +# We don't check cap_rights_init(), as it's a macro, wrapping another +# function, in at least some versions of FreeBSD, and AC_CHECK_FUNCS() +# doesn't handle that. +# +# All of the ones we check for must be available in order to enable +# capsicum sandboxing. +# +# XXX - do we need to check for all of them, or are there some that, if +# present, imply others are present? +# +if test -z "$with_sandbox_capsicum" || test "$with_sandbox_capsicum" != "no" ; then + # + # First, make sure we have the required header. + # + ac_fn_c_check_header_mongrel "$LINENO" "sys/capsicum.h" "ac_cv_header_sys_capsicum_h" "$ac_includes_default" +if test "x$ac_cv_header_sys_capsicum_h" = xyes; then : + + # + # We do; now make sure we have the required functions. + # + for ac_func in cap_enter cap_rights_limit cap_ioctls_limit openat +do : + as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +if eval test \"x\$"$as_ac_var"\" = x"yes"; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + ac_lbl_capsicum_function_seen=yes +else + ac_lbl_capsicum_function_not_seen=yes +fi +done + + +fi + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for cap_init in -lcasper" >&5 +$as_echo_n "checking for cap_init in -lcasper... " >&6; } +if ${ac_cv_lib_casper_cap_init+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lcasper $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char cap_init (); +int +main () +{ +return cap_init (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_casper_cap_init=yes +else + ac_cv_lib_casper_cap_init=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_casper_cap_init" >&5 +$as_echo "$ac_cv_lib_casper_cap_init" >&6; } +if test "x$ac_cv_lib_casper_cap_init" = xyes; then : + LIBS="$LIBS -lcasper" +fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for cap_gethostbyaddr in -lcap_dns" >&5 +$as_echo_n "checking for cap_gethostbyaddr in -lcap_dns... " >&6; } +if ${ac_cv_lib_cap_dns_cap_gethostbyaddr+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lcap_dns $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char cap_gethostbyaddr (); +int +main () +{ +return cap_gethostbyaddr (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_cap_dns_cap_gethostbyaddr=yes +else + ac_cv_lib_cap_dns_cap_gethostbyaddr=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_cap_dns_cap_gethostbyaddr" >&5 +$as_echo "$ac_cv_lib_cap_dns_cap_gethostbyaddr" >&6; } +if test "x$ac_cv_lib_cap_dns_cap_gethostbyaddr" = xyes; then : + LIBS="$LIBS -lcap_dns" +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to sandbox using capsicum" >&5 +$as_echo_n "checking whether to sandbox using capsicum... " >&6; } +if test "x$ac_lbl_capsicum_function_seen" = "xyes" -a "x$ac_lbl_capsicum_function_not_seen" != "xyes"; then + +$as_echo "#define HAVE_CAPSICUM 1" >>confdefs.h + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to sandbox using Casper library" >&5 +$as_echo_n "checking whether to sandbox using Casper library... " >&6; } +if test "x$ac_cv_lib_casper_cap_init" = "xyes" -a "x$ac_cv_lib_cap_dns_cap_gethostbyaddr" = "xyes"; then + +$as_echo "#define HAVE_CASPER 1" >>confdefs.h + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + +# +# We must check this before checking whether to check the OS's IPv6, +# support because, on some platforms (such as SunOS 5.x), the test +# program requires the extra networking libraries. +# + + # Most operating systems have gethostbyname() in the default searched + # libraries (i.e. libc): + # Some OSes (eg. Solaris) place it in libnsl + # Some strange OSes (SINIX) have it in libsocket: + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing gethostbyname" >&5 +$as_echo_n "checking for library containing gethostbyname... " >&6; } +if ${ac_cv_search_gethostbyname+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_func_search_save_LIBS=$LIBS +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char gethostbyname (); +int +main () +{ +return gethostbyname (); + ; + return 0; +} +_ACEOF +for ac_lib in '' nsl socket resolv; do + if test -z "$ac_lib"; then + ac_res="none required" + else + ac_res=-l$ac_lib + LIBS="-l$ac_lib $ac_func_search_save_LIBS" + fi + if ac_fn_c_try_link "$LINENO"; then : + ac_cv_search_gethostbyname=$ac_res +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext + if ${ac_cv_search_gethostbyname+:} false; then : + break +fi +done +if ${ac_cv_search_gethostbyname+:} false; then : + +else + ac_cv_search_gethostbyname=no +fi +rm conftest.$ac_ext +LIBS=$ac_func_search_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_gethostbyname" >&5 +$as_echo "$ac_cv_search_gethostbyname" >&6; } +ac_res=$ac_cv_search_gethostbyname +if test "$ac_res" != no; then : + test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" + +fi + + # Unfortunately libsocket sometimes depends on libnsl and + # AC_SEARCH_LIBS isn't up to the task of handling dependencies like this. + if test "$ac_cv_search_gethostbyname" = "no" + then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for gethostbyname in -lsocket" >&5 +$as_echo_n "checking for gethostbyname in -lsocket... " >&6; } +if ${ac_cv_lib_socket_gethostbyname+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lsocket -lnsl $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char gethostbyname (); +int +main () +{ +return gethostbyname (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_socket_gethostbyname=yes +else + ac_cv_lib_socket_gethostbyname=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_socket_gethostbyname" >&5 +$as_echo "$ac_cv_lib_socket_gethostbyname" >&6; } +if test "x$ac_cv_lib_socket_gethostbyname" = xyes; then : + LIBS="-lsocket -lnsl $LIBS" +fi + + fi + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing socket" >&5 +$as_echo_n "checking for library containing socket... " >&6; } +if ${ac_cv_search_socket+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_func_search_save_LIBS=$LIBS +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char socket (); +int +main () +{ +return socket (); + ; + return 0; +} +_ACEOF +for ac_lib in '' socket; do + if test -z "$ac_lib"; then + ac_res="none required" + else + ac_res=-l$ac_lib + LIBS="-l$ac_lib $ac_func_search_save_LIBS" + fi + if ac_fn_c_try_link "$LINENO"; then : + ac_cv_search_socket=$ac_res +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext + if ${ac_cv_search_socket+:} false; then : + break +fi +done +if ${ac_cv_search_socket+:} false; then : + +else + ac_cv_search_socket=no +fi +rm conftest.$ac_ext +LIBS=$ac_func_search_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_socket" >&5 +$as_echo "$ac_cv_search_socket" >&6; } +ac_res=$ac_cv_search_socket +if test "$ac_res" != no; then : + test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" + +else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for socket in -lsocket" >&5 +$as_echo_n "checking for socket in -lsocket... " >&6; } +if ${ac_cv_lib_socket_socket+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lsocket -lnsl $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char socket (); +int +main () +{ +return socket (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_socket_socket=yes +else + ac_cv_lib_socket_socket=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_socket_socket" >&5 +$as_echo "$ac_cv_lib_socket_socket" >&6; } +if test "x$ac_cv_lib_socket_socket" = xyes; then : + LIBS="-lsocket -lnsl $LIBS" +fi + +fi + + # DLPI needs putmsg under HPUX so test for -lstr while we're at it + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing putmsg" >&5 +$as_echo_n "checking for library containing putmsg... " >&6; } +if ${ac_cv_search_putmsg+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_func_search_save_LIBS=$LIBS +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char putmsg (); +int +main () +{ +return putmsg (); + ; + return 0; +} +_ACEOF +for ac_lib in '' str; do + if test -z "$ac_lib"; then + ac_res="none required" + else + ac_res=-l$ac_lib + LIBS="-l$ac_lib $ac_func_search_save_LIBS" + fi + if ac_fn_c_try_link "$LINENO"; then : + ac_cv_search_putmsg=$ac_res +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext + if ${ac_cv_search_putmsg+:} false; then : + break +fi +done +if ${ac_cv_search_putmsg+:} false; then : + +else + ac_cv_search_putmsg=no +fi +rm conftest.$ac_ext +LIBS=$ac_func_search_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_putmsg" >&5 +$as_echo "$ac_cv_search_putmsg" >&6; } +ac_res=$ac_cv_search_putmsg +if test "$ac_res" != no; then : + test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" + +fi + + + +# +# Check whether AF_INET6 and struct in6_addr are defined. +# If they aren't both defined, we don't have sufficient OS +# support for IPv6, so we don't look for IPv6 support libraries, +# and we define AF_INET6 and struct in6_addr ourselves. +# +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the operating system supports IPv6" >&5 +$as_echo_n "checking whether the operating system supports IPv6... " >&6; } +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + +#include <string.h> +/* AF_INET6 available check */ +#include <sys/types.h> +#ifdef _WIN32 +#include <ws2tcpip.h> +#else +#include <sys/socket.h> +#include <netinet/in.h> +#endif +#ifdef AF_INET6 +void +foo(struct in6_addr *addr) +{ + memset(addr, 0, sizeof (struct in6_addr)); +} +#else +#error "AF_INET6 not defined" +#endif + + +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + +$as_echo "#define HAVE_OS_IPV6_SUPPORT 1" >>confdefs.h + + ipv6=yes + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + ipv6=no + + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +ipv6type=unknown +ipv6lib=none +ipv6trylibc=no + +if test "$ipv6" = "yes"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking ipv6 stack type" >&5 +$as_echo_n "checking ipv6 stack type... " >&6; } + for i in inria kame linux-glibc linux-libinet6 toshiba v6d zeta; do + case $i in + inria) + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <netinet/in.h> +#ifdef IPV6_INRIA_VERSION +yes +#endif +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1; then : + ipv6type=$i +fi +rm -f conftest* + + ;; + kame) + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <netinet/in.h> +#ifdef __KAME__ +yes +#endif +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1; then : + ipv6type=$i; + ipv6lib=inet6; + ipv6libdir=/usr/local/v6/lib; + ipv6trylibc=yes +fi +rm -f conftest* + + ;; + linux-glibc) + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <features.h> +#if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1 +yes +#endif +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1; then : + ipv6type=$i +fi +rm -f conftest* + + ;; + linux-libinet6) + if test -d /usr/inet6 -o -f /usr/include/netinet/ip6.h; then + ipv6type=$i + ipv6lib=inet6 + ipv6libdir=/usr/inet6/lib + ipv6trylibc=yes; + CFLAGS="-I/usr/inet6/include $CFLAGS" + fi + ;; + toshiba) + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/param.h> +#ifdef _TOSHIBA_INET6 +yes +#endif +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1; then : + ipv6type=$i; + ipv6lib=inet6; + ipv6libdir=/usr/local/v6/lib +fi +rm -f conftest* + + ;; + v6d) + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include </usr/local/v6/include/sys/v6config.h> +#ifdef __V6D__ +yes +#endif +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1; then : + ipv6type=$i; + ipv6lib=v6; + ipv6libdir=/usr/local/v6/lib; + CFLAGS="-I/usr/local/v6/include $CFLAGS" +fi +rm -f conftest* + + ;; + zeta) + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/param.h> +#ifdef _ZETA_MINAMI_INET6 +yes +#endif +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1; then : + ipv6type=$i; + ipv6lib=inet6; + ipv6libdir=/usr/local/v6/lib +fi +rm -f conftest* + + ;; + esac + if test "$ipv6type" != "unknown"; then + break + fi + done + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ipv6type" >&5 +$as_echo "$ipv6type" >&6; } +fi + +if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then + if test -d $ipv6libdir -a -f $ipv6libdir/lib$ipv6lib.a; then + LIBS="-L$ipv6libdir -l$ipv6lib $LIBS" + echo "You have $ipv6lib library, using it" + else + if test "$ipv6trylibc" = "yes"; then + echo "You do not have $ipv6lib library, using libc" + else + echo 'Fatal: no $ipv6lib library found. cannot continue.' + echo "You need to fetch lib$ipv6lib.a from appropriate" + echo 'ipv6 kit and compile beforehand.' + exit 1 + fi + fi +fi + +ac_fn_c_check_func "$LINENO" "strlcat" "ac_cv_func_strlcat" +if test "x$ac_cv_func_strlcat" = xyes; then : + $as_echo "#define HAVE_STRLCAT 1" >>confdefs.h + +else + case " $LIBOBJS " in + *" strlcat.$ac_objext "* ) ;; + *) LIBOBJS="$LIBOBJS strlcat.$ac_objext" + ;; +esac + +fi + +ac_fn_c_check_func "$LINENO" "strlcpy" "ac_cv_func_strlcpy" +if test "x$ac_cv_func_strlcpy" = xyes; then : + $as_echo "#define HAVE_STRLCPY 1" >>confdefs.h + +else + case " $LIBOBJS " in + *" strlcpy.$ac_objext "* ) ;; + *) LIBOBJS="$LIBOBJS strlcpy.$ac_objext" + ;; +esac + +fi + +ac_fn_c_check_func "$LINENO" "strdup" "ac_cv_func_strdup" +if test "x$ac_cv_func_strdup" = xyes; then : + $as_echo "#define HAVE_STRDUP 1" >>confdefs.h + +else + case " $LIBOBJS " in + *" strdup.$ac_objext "* ) ;; + *) LIBOBJS="$LIBOBJS strdup.$ac_objext" + ;; +esac + +fi + +ac_fn_c_check_func "$LINENO" "strsep" "ac_cv_func_strsep" +if test "x$ac_cv_func_strsep" = xyes; then : + $as_echo "#define HAVE_STRSEP 1" >>confdefs.h + +else + case " $LIBOBJS " in + *" strsep.$ac_objext "* ) ;; + *) LIBOBJS="$LIBOBJS strsep.$ac_objext" + ;; +esac + +fi + +ac_fn_c_check_func "$LINENO" "getservent" "ac_cv_func_getservent" +if test "x$ac_cv_func_getservent" = xyes; then : + $as_echo "#define HAVE_GETSERVENT 1" >>confdefs.h + +else + case " $LIBOBJS " in + *" getservent.$ac_objext "* ) ;; + *) LIBOBJS="$LIBOBJS getservent.$ac_objext" + ;; +esac + +fi + +ac_fn_c_check_func "$LINENO" "getopt_long" "ac_cv_func_getopt_long" +if test "x$ac_cv_func_getopt_long" = xyes; then : + $as_echo "#define HAVE_GETOPT_LONG 1" >>confdefs.h + +else + case " $LIBOBJS " in + *" getopt_long.$ac_objext "* ) ;; + *) LIBOBJS="$LIBOBJS getopt_long.$ac_objext" + ;; +esac + +fi + + +for ac_func in fork vfork +do : + as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +if eval test \"x\$"$as_ac_var"\" = x"yes"; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + +fi +done + +for ac_func in setlinebuf +do : + ac_fn_c_check_func "$LINENO" "setlinebuf" "ac_cv_func_setlinebuf" +if test "x$ac_cv_func_setlinebuf" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_SETLINEBUF 1 +_ACEOF + +fi +done + + +# +# Make sure we have vsnprintf() and snprintf(); we require them. +# +ac_fn_c_check_func "$LINENO" "vsnprintf" "ac_cv_func_vsnprintf" +if test "x$ac_cv_func_vsnprintf" = xyes; then : + +else + as_fn_error $? "vsnprintf() is required but wasn't found" "$LINENO" 5 +fi + +ac_fn_c_check_func "$LINENO" "snprintf" "ac_cv_func_snprintf" +if test "x$ac_cv_func_snprintf" = xyes; then : + +else + as_fn_error $? "snprintf() is required but wasn't found" "$LINENO" 5 +fi + + +# +# Define HAVE_NO_PRINTF_Z to make it possible to disable test cases that +# depend on %zu. +# +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether printf(3) supports the z length modifier" >&5 +$as_echo_n "checking whether printf(3) supports the z length modifier... " >&6; } +if test "$cross_compiling" = yes; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: not while cross-compiling" >&5 +$as_echo "not while cross-compiling" >&6; } + + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + +#include <stdio.h> +#include <string.h> + +int main() +{ + char buf[100]; + snprintf(buf, sizeof(buf), "%zu", sizeof(buf)); + return strncmp(buf, "100", sizeof(buf)) ? 1 : 0; +} + + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + +$as_echo "#define HAVE_NO_PRINTF_Z 1" >>confdefs.h + + +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for main in -lrpc" >&5 +$as_echo_n "checking for main in -lrpc... " >&6; } +if ${ac_cv_lib_rpc_main+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lrpc $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + +int +main () +{ +return main (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_rpc_main=yes +else + ac_cv_lib_rpc_main=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rpc_main" >&5 +$as_echo "$ac_cv_lib_rpc_main" >&6; } +if test "x$ac_cv_lib_rpc_main" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_LIBRPC 1 +_ACEOF + + LIBS="-lrpc $LIBS" + +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing getrpcbynumber" >&5 +$as_echo_n "checking for library containing getrpcbynumber... " >&6; } +if ${ac_cv_search_getrpcbynumber+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_func_search_save_LIBS=$LIBS +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char getrpcbynumber (); +int +main () +{ +return getrpcbynumber (); + ; + return 0; +} +_ACEOF +for ac_lib in '' nsl; do + if test -z "$ac_lib"; then + ac_res="none required" + else + ac_res=-l$ac_lib + LIBS="-l$ac_lib $ac_func_search_save_LIBS" + fi + if ac_fn_c_try_link "$LINENO"; then : + ac_cv_search_getrpcbynumber=$ac_res +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext + if ${ac_cv_search_getrpcbynumber+:} false; then : + break +fi +done +if ${ac_cv_search_getrpcbynumber+:} false; then : + +else + ac_cv_search_getrpcbynumber=no +fi +rm conftest.$ac_ext +LIBS=$ac_func_search_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_getrpcbynumber" >&5 +$as_echo "$ac_cv_search_getrpcbynumber" >&6; } +ac_res=$ac_cv_search_getrpcbynumber +if test "$ac_res" != no; then : + test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" + +$as_echo "#define HAVE_GETRPCBYNUMBER 1" >>confdefs.h + +fi + + + + LBL_LIBS="$LIBS" + pfopen=/usr/examples/packetfilter/pfopen.c + if test -f $pfopen ; then + for ac_func in pfopen +do : + ac_fn_c_check_func "$LINENO" "pfopen" "ac_cv_func_pfopen" +if test "x$ac_cv_func_pfopen" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_PFOPEN 1 +_ACEOF + +fi +done + + if test $ac_cv_func_pfopen = "no" ; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: Using $pfopen" >&5 +$as_echo "Using $pfopen" >&6; } + LIBS="$LIBS $pfopen" + fi + fi + libpcap=FAIL + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to look for a local libpcap" >&5 +$as_echo_n "checking whether to look for a local libpcap... " >&6; } + # Check whether --enable-local-libpcap was given. +if test "${enable_local_libpcap+set}" = set; then : + enableval=$enable_local_libpcap; +else + enableval=yes +fi + + case "$enableval" in + + no) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + # + # Don't look for a local libpcap. + # + using_local_libpcap=no + ;; + + *) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + # + # Look for a local pcap library. + # + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for local pcap library" >&5 +$as_echo_n "checking for local pcap library... " >&6; } + lastdir=FAIL + places=`ls $srcdir/.. | sed -e 's,/$,,' -e "s,^,$srcdir/../," | \ + egrep '/libpcap-[0-9]+\.[0-9]+(\.[0-9]*)?([ab][0-9]*|-PRE-GIT|rc.)?$'` + places2=`ls .. | sed -e 's,/$,,' -e "s,^,../," | \ + egrep '/libpcap-[0-9]+\.[0-9]+(\.[0-9]*)?([ab][0-9]*|-PRE-GIT|rc.)?$'` + for dir in $places $srcdir/../libpcap ../libpcap $srcdir/libpcap $places2 ; do + basedir=`echo $dir | sed -e 's/[ab][0-9]*$//' | \ + sed -e 's/-PRE-GIT$//' ` + if test $lastdir = $basedir ; then + continue; + fi + lastdir=$dir + if test -r $dir/libpcap.a ; then + libpcap=$dir/libpcap.a + local_pcap_dir=$dir + fi + done + if test $libpcap = FAIL ; then + # + # We didn't find a local libpcap. + # + { $as_echo "$as_me:${as_lineno-$LINENO}: result: not found" >&5 +$as_echo "not found" >&6; } + using_local_libpcap=no; + else + # + # We found a local libpcap. + # + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $libpcap" >&5 +$as_echo "$libpcap" >&6; } + using_local_libpcap=yes + fi + ;; + esac + + if test $using_local_libpcap = no ; then + # + # We didn't find a local libpcap. + # Look for an installed pkg-config. + # + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}pkg-config", so it can be a program name with args. +set dummy ${ac_tool_prefix}pkg-config; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_path_PKG_CONFIG+:} false; then : + $as_echo_n "(cached) " >&6 +else + case $PKG_CONFIG in + [\\/]* | ?:[\\/]*) + ac_cv_path_PKG_CONFIG="$PKG_CONFIG" # Let the user override the test with a path. + ;; + *) + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_path_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + + ;; +esac +fi +PKG_CONFIG=$ac_cv_path_PKG_CONFIG +if test -n "$PKG_CONFIG"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $PKG_CONFIG" >&5 +$as_echo "$PKG_CONFIG" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_path_PKG_CONFIG"; then + ac_pt_PKG_CONFIG=$PKG_CONFIG + # Extract the first word of "pkg-config", so it can be a program name with args. +set dummy pkg-config; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_path_ac_pt_PKG_CONFIG+:} false; then : + $as_echo_n "(cached) " >&6 +else + case $ac_pt_PKG_CONFIG in + [\\/]* | ?:[\\/]*) + ac_cv_path_ac_pt_PKG_CONFIG="$ac_pt_PKG_CONFIG" # Let the user override the test with a path. + ;; + *) + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_path_ac_pt_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + + ;; +esac +fi +ac_pt_PKG_CONFIG=$ac_cv_path_ac_pt_PKG_CONFIG +if test -n "$ac_pt_PKG_CONFIG"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_pt_PKG_CONFIG" >&5 +$as_echo "$ac_pt_PKG_CONFIG" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_pt_PKG_CONFIG" = x; then + PKG_CONFIG="" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + PKG_CONFIG=$ac_pt_PKG_CONFIG + fi +else + PKG_CONFIG="$ac_cv_path_PKG_CONFIG" +fi + + if test -n "$PKG_CONFIG" ; then + # + # We have it. Are there .pc files for libpcap? + # + # --exists was introduced in pkg-config 0.4.0; that + # dates back to late 2000, so we won't worry about + # earlier releases that lack it. + # + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether there are .pc files for libpcap" >&5 +$as_echo_n "checking whether there are .pc files for libpcap... " >&6; } + if "$PKG_CONFIG" libpcap --exists ; then + # + # Yes, so we can use pkg-config to get configuration + # information for libpcap. + # + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + pkg_config_usable=yes + else + # + # No, so we can't use pkg-config to get configuration + # information for libpcap. + # + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + pkg_config_usable=no + fi + else + # + # We don't have it, so we obviously can't use it. + # + pkg_config_usable=no + fi + if test "$pkg_config_usable" = "yes" ; then + # + # Found both - use pkg-config to get the include flags for + # libpcap and the flags to link with libpcap. + # + # Please read section 11.6 "Shell Substitutions" + # in the autoconf manual before doing anything + # to this that involves quoting. Especially note + # the statement "There is just no portable way to use + # double-quoted strings inside double-quoted back-quoted + # expressions (pfew!)." + # + cflags=`"$PKG_CONFIG" libpcap --cflags` + V_INCLS="$cflags $V_INCLS" + libpcap=`"$PKG_CONFIG" libpcap --libs` + else + # + # No pkg-config + # Look for an installed pcap-config. + # + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}pcap-config", so it can be a program name with args. +set dummy ${ac_tool_prefix}pcap-config; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_path_PCAP_CONFIG+:} false; then : + $as_echo_n "(cached) " >&6 +else + case $PCAP_CONFIG in + [\\/]* | ?:[\\/]*) + ac_cv_path_PCAP_CONFIG="$PCAP_CONFIG" # Let the user override the test with a path. + ;; + *) + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_path_PCAP_CONFIG="$as_dir/$ac_word$ac_exec_ext" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + + ;; +esac +fi +PCAP_CONFIG=$ac_cv_path_PCAP_CONFIG +if test -n "$PCAP_CONFIG"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $PCAP_CONFIG" >&5 +$as_echo "$PCAP_CONFIG" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_path_PCAP_CONFIG"; then + ac_pt_PCAP_CONFIG=$PCAP_CONFIG + # Extract the first word of "pcap-config", so it can be a program name with args. +set dummy pcap-config; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_path_ac_pt_PCAP_CONFIG+:} false; then : + $as_echo_n "(cached) " >&6 +else + case $ac_pt_PCAP_CONFIG in + [\\/]* | ?:[\\/]*) + ac_cv_path_ac_pt_PCAP_CONFIG="$ac_pt_PCAP_CONFIG" # Let the user override the test with a path. + ;; + *) + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_path_ac_pt_PCAP_CONFIG="$as_dir/$ac_word$ac_exec_ext" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + + ;; +esac +fi +ac_pt_PCAP_CONFIG=$ac_cv_path_ac_pt_PCAP_CONFIG +if test -n "$ac_pt_PCAP_CONFIG"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_pt_PCAP_CONFIG" >&5 +$as_echo "$ac_pt_PCAP_CONFIG" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_pt_PCAP_CONFIG" = x; then + PCAP_CONFIG="" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + PCAP_CONFIG=$ac_pt_PCAP_CONFIG + fi +else + PCAP_CONFIG="$ac_cv_path_PCAP_CONFIG" +fi + + if test -n "$PCAP_CONFIG" ; then + # + # Found - use it to get the include flags for + # libpcap and the flags to link with libpcap. + # + # If this is a vendor-supplied pcap-config, which + # we define as being "a pcap-config in /usr/bin + # or /usr/ccs/bin" (the latter is for Solaris and + # Sun/Oracle Studio), there are some issues. Work + # around them. + # + if test \( "$PCAP_CONFIG" = "/usr/bin/pcap-config" \) -o \ + \( "$PCAP_CONFIG" = "/usr/ccs/bin/pcap-config" \) ; then + # + # It's vendor-supplied. + # + case "$host_os" in + + darwin*) + # + # This is macOS or another Darwin-based OS. + # + # That means that /usr/bin/pcap-config it + # may provide -I/usr/local/include with --cflags + # and -L/usr/local/lib with --libs, rather than + # pointing to the OS-supplied library and + # Xcode-supplied headers. Remember that, so we + # ignore those values. + # + _broken_apple_pcap_config=yes + ;; + + solaris*) + # + # This is Solaris 2 or later, i.e. SunOS 5.x. + # + # At least on Solaris 11; there's /usr/bin/pcap-config, + # which reports -L/usr/lib with --libs, causing + # the 32-bit libraries to be found, and there's + # /usr/bin/{64bitarch}/pcap-config, where {64bitarch} + # is a name for the 64-bit version of the instruction + # set, which reports -L /usr/lib/{64bitarch}, causing + # the 64-bit libraries to be found. + # + # So if we're building 64-bit targets, we replace + # PCAP_CONFIG with /usr/bin/{64bitarch}; we get + # {64bitarch} as the output of "isainfo -n". + # + # Are we building 32-bit or 64-bit? Get the + # size of void *, and check that. + # + # The cast to long int works around a bug in the HP C Compiler +# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects +# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'. +# This bug is HP SR number 8606223364. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of void *" >&5 +$as_echo_n "checking size of void *... " >&6; } +if ${ac_cv_sizeof_void_p+:} false; then : + $as_echo_n "(cached) " >&6 +else + if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (void *))" "ac_cv_sizeof_void_p" "$ac_includes_default"; then : + +else + if test "$ac_cv_type_void_p" = yes; then + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error 77 "cannot compute sizeof (void *) +See \`config.log' for more details" "$LINENO" 5; } + else + ac_cv_sizeof_void_p=0 + fi +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_void_p" >&5 +$as_echo "$ac_cv_sizeof_void_p" >&6; } + + + +cat >>confdefs.h <<_ACEOF +#define SIZEOF_VOID_P $ac_cv_sizeof_void_p +_ACEOF + + + if test ac_cv_sizeof_void_p -eq 8 ; then + isainfo_output=`isainfo -n` + if test ! -z "$isainfo_output" ; then + # + # Success - change PCAP_CONFIG. + # + PCAP_CONFIG=`echo $PCAP_CONFIG | sed "s;/bin/;/bin/$isainfo_output/;"` + fi + fi + ;; + esac + fi + # + # Please read section 11.6 "Shell Substitutions" + # in the autoconf manual before doing anything + # to this that involves quoting. Especially note + # the statement "There is just no portable way to use + # double-quoted strings inside double-quoted back-quoted + # expressions (pfew!)." + # + cflags=`"$PCAP_CONFIG" --cflags` + # + # Work around macOS (and probably other Darwin) brokenness, + # by not adding /usr/local/include if it's from the broken + # Apple pcap-config. + # + if test "$_broken_apple_pcap_config" = "yes" ; then + # + # Strip -I/usr/local/include with sed. + # + cflags=`echo $cflags | sed 's;-I/usr/local/include;;'` + fi + V_INCLS="$cflags $V_INCLS" + libpcap=`"$PCAP_CONFIG" --libs` + # + # Work around macOS (and probably other Darwin) brokenness, + # by not adding /usr/local/lib if it's from the broken + # Apple pcap-config. + # + if test "$_broken_apple_pcap_config" = "yes" ; then + # + # Strip -L/usr/local/lib with sed. + # + libpcap=`echo $libpcap | sed 's;-L/usr/local/lib;;'` + fi + else + # + # Not found; look for an installed pcap. + # + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for main in -lpcap" >&5 +$as_echo_n "checking for main in -lpcap... " >&6; } +if ${ac_cv_lib_pcap_main+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lpcap $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + +int +main () +{ +return main (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_pcap_main=yes +else + ac_cv_lib_pcap_main=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pcap_main" >&5 +$as_echo "$ac_cv_lib_pcap_main" >&6; } +if test "x$ac_cv_lib_pcap_main" = xyes; then : + libpcap="-lpcap" +fi + + if test $libpcap = FAIL ; then + as_fn_error $? "see the INSTALL doc for more info" "$LINENO" 5 + fi + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for extraneous pcap header directories" >&5 +$as_echo_n "checking for extraneous pcap header directories... " >&6; } + if test \( ! -r /usr/local/include/pcap.h \) -a \ + \( ! -r /usr/include/pcap.h \); then + if test -r /usr/local/include/pcap/pcap.h; then + d="/usr/local/include/pcap" + elif test -r /usr/include/pcap/pcap.h; then + d="/usr/include/pcap" + fi + fi + if test -z "$d" ; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: not found" >&5 +$as_echo "not found" >&6; } + else + V_INCLS="-I$d $V_INCLS" + { $as_echo "$as_me:${as_lineno-$LINENO}: result: found -- -I$d added" >&5 +$as_echo "found -- -I$d added" >&6; } + fi + fi + fi + else + # + # We found a local libpcap. Add it to the dependencies for + # tcpdump. + # + V_PCAPDEP=$libpcap + + # + # Look for its pcap-config script. + # + # Extract the first word of "pcap-config", so it can be a program name with args. +set dummy pcap-config; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_path_PCAP_CONFIG+:} false; then : + $as_echo_n "(cached) " >&6 +else + case $PCAP_CONFIG in + [\\/]* | ?:[\\/]*) + ac_cv_path_PCAP_CONFIG="$PCAP_CONFIG" # Let the user override the test with a path. + ;; + *) + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $local_pcap_dir +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_path_PCAP_CONFIG="$as_dir/$ac_word$ac_exec_ext" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + + ;; +esac +fi +PCAP_CONFIG=$ac_cv_path_PCAP_CONFIG +if test -n "$PCAP_CONFIG"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $PCAP_CONFIG" >&5 +$as_echo "$PCAP_CONFIG" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + + if test -n "$PCAP_CONFIG"; then + # + # We don't want its --cflags or --libs output, because + # those presume it's installed. For the C compiler flags, + # we add the source directory for the local libpcap, so + # we pick up its header files. + # + # We do, however, want its additional libraries, as required + # when linking statically, because it makes calls to + # routines in those libraries, so we'll need to link with + # them, because we'll be linking statically with it. + # + # If it supports --static-pcap-only. use that, as we will be + # linking with a static libpcap but won't be linking + # statically with any of the libraries on which it depends; + # those libraries might not even have static versions + # installed. + # + # That means we need to find out the libraries on which + # libpcap directly depends, so we can link with them, but we + # don't need to link with the libraries on which those + # libraries depend as, on all UN*Xes with which I'm + # familiar, the libraries on which a shared library depends + # are stored in the library and are automatically loaded by + # the run-time linker, without the executable having to be + # linked with those libraries. (This allows a library to be + # changed to depend on more libraries without breaking that + # library's ABI.) + # + # The only way to test for that support is to see if the + # script contains the string "static-pcap-only"; we can't + # try using that flag and checking for errors, as the + # versions of the script that didn't have that flag wouldn't + # report or return an error for an unsupported command-line + # flag. Those older versions provided, with --static, only + # the libraries on which libpcap depends, not the + # dependencies of those libraries; the versions with + # --static-pcap-only provide all the dependencies with + # --static, for the benefit of programs that are completely + # statically linked, and provide only the direct + # dependencies with --static-pcap-only. + # + if grep -s -q "static-pcap-only" "$PCAP_CONFIG" + then + static_opt="--static-pcap-only" + else + static_opt="--static" + fi + V_INCLS="-I$local_pcap_dir $V_INCLS" + additional_libs=`"$PCAP_CONFIG" $static_opt --additional-libs` + libpcap="$libpcap $additional_libs" + else + # + # It doesn't have a pcap-config script. + # Make sure it has a pcap.h file. + # + places=`ls $srcdir/.. | sed -e 's,/$,,' -e "s,^,$srcdir/../," | \ + egrep '/libpcap-[0-9]*.[0-9]*(.[0-9]*)?([ab][0-9]*)?$'` + places2=`ls .. | sed -e 's,/$,,' -e "s,^,../," | \ + egrep '/libpcap-[0-9]*.[0-9]*(.[0-9]*)?([ab][0-9]*)?$'` + pcapH=FAIL + if test -r $local_pcap_dir/pcap.h; then + pcapH=$local_pcap_dir + else + for dir in $places $srcdir/../libpcap ../libpcap $srcdir/libpcap $places2 ; do + if test -r $dir/pcap.h ; then + pcapH=$dir + fi + done + fi + + if test $pcapH = FAIL ; then + as_fn_error $? "cannot find pcap.h: see INSTALL" "$LINENO" 5 + fi + + # + # Force the compiler to look for header files in the + # directory containing pcap.h. + # + V_INCLS="-I$pcapH $V_INCLS" + fi + fi + + if test -z "$PKG_CONFIG" -a -z "$PCAP_CONFIG"; then + # + # We don't have pkg-config or pcap-config; find out any additional + # link flags we need. (If we have pkg-config or pcap-config, we + # assume it tells us what we need.) + # + case "$host_os" in + + aix*) + # + # If libpcap is DLPI-based, we have to use /lib/pse.exp if + # present, as we use the STREAMS routines. + # + # (XXX - true only if we're linking with a static libpcap?) + # + pseexe="/lib/pse.exp" + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $pseexe" >&5 +$as_echo_n "checking for $pseexe... " >&6; } + if test -f $pseexe ; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + LIBS="$LIBS -I:$pseexe" + fi + + # + # If libpcap is BPF-based, we need "-lodm" and "-lcfg", as + # we use them to load the BPF module. + # + # (XXX - true only if we're linking with a static libpcap?) + # + LIBS="$LIBS -lodm -lcfg" + ;; + + solaris*) + # libdlpi is needed for Solaris 11 and later. + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlpi_walk in -ldlpi" >&5 +$as_echo_n "checking for dlpi_walk in -ldlpi... " >&6; } +if ${ac_cv_lib_dlpi_dlpi_walk+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-ldlpi -L/lib $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char dlpi_walk (); +int +main () +{ +return dlpi_walk (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_dlpi_dlpi_walk=yes +else + ac_cv_lib_dlpi_dlpi_walk=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dlpi_dlpi_walk" >&5 +$as_echo "$ac_cv_lib_dlpi_dlpi_walk" >&6; } +if test "x$ac_cv_lib_dlpi_dlpi_walk" = xyes; then : + LIBS="$LIBS -ldlpi" LDFLAGS="-L/lib $LDFLAGS" +fi + + ;; + esac + fi + + LIBS="$libpcap $LIBS" + + ac_fn_c_check_func "$LINENO" "pcap_loop" "ac_cv_func_pcap_loop" +if test "x$ac_cv_func_pcap_loop" = xyes; then : + +else + + as_fn_error $? "This is a bug, please follow the guidelines in CONTRIBUTING.md and include the +config.log file in your report. If you have downloaded libpcap from +tcpdump.org, and built it yourself, please also include the config.log +file from the libpcap source directory, the Makefile from the libpcap +source directory, and the output of the make process for libpcap, as +this could be a problem with the libpcap that was built, and we will +not be able to determine why this is happening, and thus will not be +able to fix it, without that information, as we have not been able to +reproduce this problem ourselves." "$LINENO" 5 + +fi + + + +# +# Check for these after AC_LBL_LIBPCAP, so we link with the appropriate +# libraries (e.g., "-lsocket -lnsl" on Solaris). +# +# You are in a twisty little maze of UN*Xes, all different. +# Some might not have ether_ntohost(). +# Some might have it and declare it in <net/ethernet.h>. +# Some might have it and declare it in <netinet/ether.h> +# Some might have it and declare it in <sys/ethernet.h>. +# Some might have it and declare it in <arpa/inet.h>. +# Some might have it and declare it in <netinet/if_ether.h>. +# Some might have it and not declare it in any header file. +# +# Before you is a C compiler. +# +for ac_func in ether_ntohost +do : + ac_fn_c_check_func "$LINENO" "ether_ntohost" "ac_cv_func_ether_ntohost" +if test "x$ac_cv_func_ether_ntohost" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_ETHER_NTOHOST 1 +_ACEOF + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for buggy ether_ntohost" >&5 +$as_echo_n "checking for buggy ether_ntohost... " >&6; } +if ${ac_cv_buggy_ether_ntohost+:} false; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + ac_cv_buggy_ether_ntohost="not while cross-compiling" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include <netdb.h> + #include <netinet/ether.h> + #include <stdlib.h> + #include <sys/types.h> + #include <sys/param.h> + #include <sys/socket.h> + + int + main(int argc, char **argv) + { + u_char ea[6] = { 0xff, 0xff, 0xff, 0xff, 0xff }; + char name[MAXHOSTNAMELEN]; + + ether_ntohost(name, (struct ether_addr *)ea); + exit(0); + } + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + ac_cv_buggy_ether_ntohost=no +else + ac_cv_buggy_ether_ntohost=yes +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_buggy_ether_ntohost" >&5 +$as_echo "$ac_cv_buggy_ether_ntohost" >&6; } + if test "$ac_cv_buggy_ether_ntohost" = "no"; then + +$as_echo "#define USE_ETHER_NTOHOST 1" >>confdefs.h + + fi + +fi +done + +if test "$ac_cv_func_ether_ntohost" = yes -a \ + "$ac_cv_buggy_ether_ntohost" = "no"; then + # + # OK, we have ether_ntohost(). Is it declared in <net/ethernet.h>? + # + # This test fails if we don't have <net/ethernet.h> or if we do + # but it doesn't declare ether_ntohost(). + # + ac_fn_c_check_decl "$LINENO" "ether_ntohost" "ac_cv_have_decl_ether_ntohost" " +#include <net/ethernet.h> + +" +if test "x$ac_cv_have_decl_ether_ntohost" = xyes; then : + + +$as_echo "#define NET_ETHERNET_H_DECLARES_ETHER_NTOHOST /**/" >>confdefs.h + + +fi + + # + # Did that succeed? + # + if test "$ac_cv_have_decl_ether_ntohost" != yes; then + # + # No, how about <netinet/ether.h>, as on Linux? + # + # This test fails if we don't have <netinet/ether.h> + # or if we do but it doesn't declare ether_ntohost(). + # + # Unset ac_cv_have_decl_ether_ntohost so we don't + # treat the previous failure as a cached value and + # suppress the next test. + # + unset ac_cv_have_decl_ether_ntohost + ac_fn_c_check_decl "$LINENO" "ether_ntohost" "ac_cv_have_decl_ether_ntohost" " +#include <netinet/ether.h> + +" +if test "x$ac_cv_have_decl_ether_ntohost" = xyes; then : + + +$as_echo "#define NETINET_ETHER_H_DECLARES_ETHER_NTOHOST /**/" >>confdefs.h + + +fi + + fi + # + # Did that succeed? + # + if test "$ac_cv_have_decl_ether_ntohost" != yes; then + # + # No, how about <sys/ethernet.h>, as on Solaris 10 + # and later? + # + # This test fails if we don't have <sys/ethernet.h> + # or if we do but it doesn't declare ether_ntohost(). + # + # Unset ac_cv_have_decl_ether_ntohost so we don't + # treat the previous failure as a cached value and + # suppress the next test. + # + unset ac_cv_have_decl_ether_ntohost + ac_fn_c_check_decl "$LINENO" "ether_ntohost" "ac_cv_have_decl_ether_ntohost" " +#include <sys/ethernet.h> + +" +if test "x$ac_cv_have_decl_ether_ntohost" = xyes; then : + + +$as_echo "#define SYS_ETHERNET_H_DECLARES_ETHER_NTOHOST /**/" >>confdefs.h + + +fi + + fi + # + # Did that succeed? + # + if test "$ac_cv_have_decl_ether_ntohost" != yes; then + # + # No, how about <arpa/inet.h>, as in AIX? + # + # This test fails if we don't have <arpa/inet.h> + # (if we have ether_ntohost(), we should have + # networking, and if we have networking, we should + # have <arpa/inet.h>) or if we do but it doesn't + # declare ether_ntohost(). + # + # Unset ac_cv_have_decl_ether_ntohost so we don't + # treat the previous failure as a cached value and + # suppress the next test. + # + unset ac_cv_have_decl_ether_ntohost + ac_fn_c_check_decl "$LINENO" "ether_ntohost" "ac_cv_have_decl_ether_ntohost" " +#include <arpa/inet.h> + +" +if test "x$ac_cv_have_decl_ether_ntohost" = xyes; then : + + +$as_echo "#define ARPA_INET_H_DECLARES_ETHER_NTOHOST /**/" >>confdefs.h + + +fi + + fi + # + # Did that succeed? + # + if test "$ac_cv_have_decl_ether_ntohost" != yes; then + # + # No, how about <netinet/if_ether.h>? + # On some platforms, it requires <net/if.h> and + # <netinet/in.h>, and we always include it with + # both of them, so test it with both of them. + # + # This test fails if we don't have <netinet/if_ether.h> + # and the headers we include before it, or if we do but + # <netinet/if_ether.h> doesn't declare ether_hostton(). + # + # Unset ac_cv_have_decl_ether_ntohost so we don't + # treat the previous failure as a cached value and + # suppress the next test. + # + unset ac_cv_have_decl_ether_ntohost + ac_fn_c_check_decl "$LINENO" "ether_ntohost" "ac_cv_have_decl_ether_ntohost" " +#include <sys/types.h> +#include <sys/socket.h> +#include <net/if.h> +#include <netinet/in.h> +#include <netinet/if_ether.h> + +" +if test "x$ac_cv_have_decl_ether_ntohost" = xyes; then : + + +$as_echo "#define NETINET_IF_ETHER_H_DECLARES_ETHER_NTOHOST /**/" >>confdefs.h + + +fi + + fi + # + # After all that, is ether_ntohost() declared? + # + if test "$ac_cv_have_decl_ether_ntohost" = yes; then + # + # Yes. + # + +$as_echo "#define HAVE_DECL_ETHER_NTOHOST 1" >>confdefs.h + + else + # + # No, we'll have to declare it ourselves. + # Do we have "struct ether_addr" if we include + # <netinet/if_ether.h>? + # + ac_fn_c_check_type "$LINENO" "struct ether_addr" "ac_cv_type_struct_ether_addr" " + #include <sys/types.h> + #include <sys/socket.h> + #include <net/if.h> + #include <netinet/in.h> + #include <netinet/if_ether.h> + +" +if test "x$ac_cv_type_struct_ether_addr" = xyes; then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_STRUCT_ETHER_ADDR 1 +_ACEOF + + +fi + + fi +fi + +ac_fn_c_check_func "$LINENO" "pcap_list_datalinks" "ac_cv_func_pcap_list_datalinks" +if test "x$ac_cv_func_pcap_list_datalinks" = xyes; then : + + +$as_echo "#define HAVE_PCAP_LIST_DATALINKS 1" >>confdefs.h + + for ac_func in pcap_free_datalinks +do : + ac_fn_c_check_func "$LINENO" "pcap_free_datalinks" "ac_cv_func_pcap_free_datalinks" +if test "x$ac_cv_func_pcap_free_datalinks" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_PCAP_FREE_DATALINKS 1 +_ACEOF + +fi +done + + +else + + case " $LIBOBJS " in + *" datalinks.$ac_objext "* ) ;; + *) LIBOBJS="$LIBOBJS datalinks.$ac_objext" + ;; +esac + + +fi + + +ac_fn_c_check_func "$LINENO" "pcap_datalink_name_to_val" "ac_cv_func_pcap_datalink_name_to_val" +if test "x$ac_cv_func_pcap_datalink_name_to_val" = xyes; then : + + +$as_echo "#define HAVE_PCAP_DATALINK_NAME_TO_VAL 1" >>confdefs.h + + ac_fn_c_check_func "$LINENO" "pcap_datalink_val_to_description" "ac_cv_func_pcap_datalink_val_to_description" +if test "x$ac_cv_func_pcap_datalink_val_to_description" = xyes; then : + +$as_echo "#define HAVE_PCAP_DATALINK_VAL_TO_DESCRIPTION 1" >>confdefs.h + +else + + case " $LIBOBJS " in + *" dlnames.$ac_objext "* ) ;; + *) LIBOBJS="$LIBOBJS dlnames.$ac_objext" + ;; +esac + + +fi + + +else + + case " $LIBOBJS " in + *" dlnames.$ac_objext "* ) ;; + *) LIBOBJS="$LIBOBJS dlnames.$ac_objext" + ;; +esac + + +fi + + +for ac_func in pcap_set_datalink +do : + ac_fn_c_check_func "$LINENO" "pcap_set_datalink" "ac_cv_func_pcap_set_datalink" +if test "x$ac_cv_func_pcap_set_datalink" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_PCAP_SET_DATALINK 1 +_ACEOF + +fi +done + + +for ac_func in pcap_breakloop +do : + ac_fn_c_check_func "$LINENO" "pcap_breakloop" "ac_cv_func_pcap_breakloop" +if test "x$ac_cv_func_pcap_breakloop" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_PCAP_BREAKLOOP 1 +_ACEOF + +fi +done + + +# +# Do we have the new open API? Check for pcap_create, and assume that, +# if we do, we also have pcap_activate() and the other new routines +# introduced in libpcap 1.0.0. +# +for ac_func in pcap_create +do : + ac_fn_c_check_func "$LINENO" "pcap_create" "ac_cv_func_pcap_create" +if test "x$ac_cv_func_pcap_create" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_PCAP_CREATE 1 +_ACEOF + +fi +done + +if test $ac_cv_func_pcap_create = "yes" ; then + # + # OK, do we have pcap_set_tstamp_type? If so, assume we have + # pcap_list_tstamp_types and pcap_free_tstamp_types as well. + # + for ac_func in pcap_set_tstamp_type +do : + ac_fn_c_check_func "$LINENO" "pcap_set_tstamp_type" "ac_cv_func_pcap_set_tstamp_type" +if test "x$ac_cv_func_pcap_set_tstamp_type" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_PCAP_SET_TSTAMP_TYPE 1 +_ACEOF + +fi +done + + # + # And do we have pcap_set_tstamp_precision? If so, we assume + # we also have pcap_open_offline_with_tstamp_precision. + # + for ac_func in pcap_set_tstamp_precision +do : + ac_fn_c_check_func "$LINENO" "pcap_set_tstamp_precision" "ac_cv_func_pcap_set_tstamp_precision" +if test "x$ac_cv_func_pcap_set_tstamp_precision" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_PCAP_SET_TSTAMP_PRECISION 1 +_ACEOF + +fi +done + +fi + +# +# Check for a miscellaneous collection of functions which we use +# if we have them. +# +for ac_func in pcap_findalldevs +do : + ac_fn_c_check_func "$LINENO" "pcap_findalldevs" "ac_cv_func_pcap_findalldevs" +if test "x$ac_cv_func_pcap_findalldevs" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_PCAP_FINDALLDEVS 1 +_ACEOF + +fi +done + +if test $ac_cv_func_pcap_findalldevs = "yes" ; then + savedcppflags="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS $V_INCLS" + ac_fn_c_check_type "$LINENO" "pcap_if_t" "ac_cv_type_pcap_if_t" "#include <pcap.h> +" +if test "x$ac_cv_type_pcap_if_t" = xyes; then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_PCAP_IF_T 1 +_ACEOF + + +fi + + CPPFLAGS="$savedcppflags" +fi +for ac_func in pcap_dump_flush pcap_lib_version +do : + as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +if eval test \"x\$"$as_ac_var"\" = x"yes"; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + +fi +done + +if test $ac_cv_func_pcap_lib_version = "no" ; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether pcap_version is defined by libpcap" >&5 +$as_echo_n "checking whether pcap_version is defined by libpcap... " >&6; } + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + extern char pcap_version[]; + + return (int)pcap_version; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_lbl_cv_pcap_version_defined=yes +else + ac_lbl_cv_pcap_version_defined=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + if test "$ac_lbl_cv_pcap_version_defined" = yes ; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + +$as_echo "#define HAVE_PCAP_VERSION 1" >>confdefs.h + + else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + fi +fi +for ac_func in pcap_setdirection pcap_set_immediate_mode pcap_dump_ftell64 +do : + as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +if eval test \"x\$"$as_ac_var"\" = x"yes"; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + +fi +done + +for ac_func in pcap_open pcap_findalldevs_ex +do : + as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +if eval test \"x\$"$as_ac_var"\" = x"yes"; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + +fi +done + +ac_fn_c_check_func "$LINENO" "pcap_dump_ftell" "ac_cv_func_pcap_dump_ftell" +if test "x$ac_cv_func_pcap_dump_ftell" = xyes; then : + $as_echo "#define HAVE_PCAP_DUMP_FTELL 1" >>confdefs.h + +else + case " $LIBOBJS " in + *" pcap_dump_ftell.$ac_objext "* ) ;; + *) LIBOBJS="$LIBOBJS pcap_dump_ftell.$ac_objext" + ;; +esac + +fi + + + +# +# Check for special debugging functions +# +for ac_func in pcap_set_parser_debug +do : + ac_fn_c_check_func "$LINENO" "pcap_set_parser_debug" "ac_cv_func_pcap_set_parser_debug" +if test "x$ac_cv_func_pcap_set_parser_debug" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_PCAP_SET_PARSER_DEBUG 1 +_ACEOF + +fi +done + +if test "$ac_cv_func_pcap_set_parser_debug" = "no" ; then + # + # OK, we don't have pcap_set_parser_debug() to set the libpcap + # filter expression parser debug flag; can we directly set the + # flag? + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether pcap_debug is defined by libpcap" >&5 +$as_echo_n "checking whether pcap_debug is defined by libpcap... " >&6; } + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + extern int pcap_debug; + + return pcap_debug; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_lbl_cv_pcap_debug_defined=yes +else + ac_lbl_cv_pcap_debug_defined=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + if test "$ac_lbl_cv_pcap_debug_defined" = yes ; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + +$as_echo "#define HAVE_PCAP_DEBUG 1" >>confdefs.h + + else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + # + # OK, what about "yydebug"? + # + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether yydebug is defined by libpcap" >&5 +$as_echo_n "checking whether yydebug is defined by libpcap... " >&6; } + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + extern int yydebug; + + return yydebug; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_lbl_cv_yydebug_defined=yes +else + ac_lbl_cv_yydebug_defined=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + if test "$ac_lbl_cv_yydebug_defined" = yes ; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + +$as_echo "#define HAVE_YYDEBUG 1" >>confdefs.h + + else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + fi + fi +fi +for ac_func in pcap_set_optimizer_debug +do : + ac_fn_c_check_func "$LINENO" "pcap_set_optimizer_debug" "ac_cv_func_pcap_set_optimizer_debug" +if test "x$ac_cv_func_pcap_set_optimizer_debug" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_PCAP_SET_OPTIMIZER_DEBUG 1 +_ACEOF + +fi +done + +ac_fn_c_check_func "$LINENO" "bpf_dump" "ac_cv_func_bpf_dump" +if test "x$ac_cv_func_bpf_dump" = xyes; then : + $as_echo "#define HAVE_BPF_DUMP 1" >>confdefs.h + +else + case " $LIBOBJS " in + *" bpf_dump.$ac_objext "* ) ;; + *) LIBOBJS="$LIBOBJS bpf_dump.$ac_objext" + ;; +esac + +fi + + +V_GROUP=0 +if test -f /etc/group -a ! -z "`grep '^wheel:' /etc/group`" ; then + V_GROUP=wheel +fi +# +# Assume V7/BSD convention for man pages (file formats in section 5, +# miscellaneous info in section 7). +# +MAN_FILE_FORMATS=5 +MAN_MISC_INFO=7 +case "$host_os" in + +aix*) + +$as_echo "#define _SUN 1" >>confdefs.h + + ;; + +hpux*) + # + # Use System V conventions for man pages. + # + MAN_FILE_FORMATS=4 + MAN_MISC_INFO=5 + ;; + +irix*) + V_GROUP=sys + + # + # Use System V conventions for man pages. + # + MAN_FILE_FORMATS=4 + MAN_MISC_INFO=5 + ;; + +osf*) + V_GROUP=system + + # + # Use System V conventions for man pages. + # + MAN_FILE_FORMATS=4 + MAN_MISC_INFO=5 + ;; + +solaris*) + V_GROUP=sys + + # + # Use System V conventions for man pages. + # + MAN_FILE_FORMATS=4 + MAN_MISC_INFO=5 + ;; +esac + +if test -f /dev/bpf0 ; then + V_GROUP=bpf +fi + +# +# Make sure we have a definition for C99's uintptr_t (regardless of +# whether the environment is a C99 environment or not). +# + + ac_fn_c_check_type "$LINENO" "uintptr_t" "ac_cv_type_uintptr_t" "$ac_includes_default" +if test "x$ac_cv_type_uintptr_t" = xyes; then : + +$as_echo "#define HAVE_UINTPTR_T 1" >>confdefs.h + +else + for ac_type in 'unsigned int' 'unsigned long int' \ + 'unsigned long long int'; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +main () +{ +static int test_array [1 - 2 * !(sizeof (void *) <= sizeof ($ac_type))]; +test_array [0] = 0; +return test_array [0]; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + +cat >>confdefs.h <<_ACEOF +#define uintptr_t $ac_type +_ACEOF + + ac_type= +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + test -z "$ac_type" && break + done +fi + + + +# +# Check whether we have pcap/pcap-inttypes.h. +# If we do, we use that to get the C99 types defined. +# +savedcppflags="$CPPFLAGS" +CPPFLAGS="$CPPFLAGS $V_INCLS" +for ac_header in pcap/pcap-inttypes.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "pcap/pcap-inttypes.h" "ac_cv_header_pcap_pcap_inttypes_h" "$ac_includes_default" +if test "x$ac_cv_header_pcap_pcap_inttypes_h" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_PCAP_PCAP_INTTYPES_H 1 +_ACEOF + +fi + +done + +CPPFLAGS="$savedcppflags" + +# +# Define the old BSD specified-width types in terms of the C99 types; +# we may need them with libpcap include files. +# +ac_fn_c_check_type "$LINENO" "u_int8_t" "ac_cv_type_u_int8_t" "$ac_includes_default +#include <sys/types.h> + +" +if test "x$ac_cv_type_u_int8_t" = xyes; then : + +else + +$as_echo "#define u_int8_t uint8_t" >>confdefs.h + +fi + +ac_fn_c_check_type "$LINENO" "u_int16_t" "ac_cv_type_u_int16_t" "$ac_includes_default +#include <sys/types.h> + +" +if test "x$ac_cv_type_u_int16_t" = xyes; then : + +else + +$as_echo "#define u_int16_t uint16_t" >>confdefs.h + +fi + +ac_fn_c_check_type "$LINENO" "u_int32_t" "ac_cv_type_u_int32_t" "$ac_includes_default +#include <sys/types.h> + +" +if test "x$ac_cv_type_u_int32_t" = xyes; then : + +else + +$as_echo "#define u_int32_t uint32_t" >>confdefs.h + +fi + +ac_fn_c_check_type "$LINENO" "u_int64_t" "ac_cv_type_u_int64_t" "$ac_includes_default +#include <sys/types.h> + +" +if test "x$ac_cv_type_u_int64_t" = xyes; then : + +else + +$as_echo "#define u_int64_t uint64_t" >>confdefs.h + +fi + + +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args. +set dummy ${ac_tool_prefix}ranlib; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_RANLIB+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$RANLIB"; then + ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +RANLIB=$ac_cv_prog_RANLIB +if test -n "$RANLIB"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5 +$as_echo "$RANLIB" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_RANLIB"; then + ac_ct_RANLIB=$RANLIB + # Extract the first word of "ranlib", so it can be a program name with args. +set dummy ranlib; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_RANLIB+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_RANLIB"; then + ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_RANLIB="ranlib" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB +if test -n "$ac_ct_RANLIB"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5 +$as_echo "$ac_ct_RANLIB" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_RANLIB" = x; then + RANLIB=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + RANLIB=$ac_ct_RANLIB + fi +else + RANLIB="$ac_cv_prog_RANLIB" +fi + +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args. +set dummy ${ac_tool_prefix}ar; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_AR+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$AR"; then + ac_cv_prog_AR="$AR" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_AR="${ac_tool_prefix}ar" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +AR=$ac_cv_prog_AR +if test -n "$AR"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AR" >&5 +$as_echo "$AR" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_AR"; then + ac_ct_AR=$AR + # Extract the first word of "ar", so it can be a program name with args. +set dummy ar; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_ac_ct_AR+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_AR"; then + ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_AR="ar" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_AR=$ac_cv_prog_ac_ct_AR +if test -n "$ac_ct_AR"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5 +$as_echo "$ac_ct_AR" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_AR" = x; then + AR="" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + AR=$ac_ct_AR + fi +else + AR="$ac_cv_prog_AR" +fi + + +rm -f os-proto.h + if test "${LBL_CFLAGS+set}" = set; then + V_CCOPT="$V_CCOPT ${LBL_CFLAGS}" + fi + if test -f .devel ; then + # + # Skip all the warning option stuff on some compilers. + # + if test "$ac_lbl_cc_dont_try_gcc_dashW" != yes; then + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -W option" >&5 +$as_echo_n "checking whether the compiler supports the -W option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -W" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -W" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wall option" >&5 +$as_echo_n "checking whether the compiler supports the -Wall option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Wall" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -Wall" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wassign-enum option" >&5 +$as_echo_n "checking whether the compiler supports the -Wassign-enum option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Wassign-enum" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -Wassign-enum" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wcast-qual option" >&5 +$as_echo_n "checking whether the compiler supports the -Wcast-qual option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Wcast-qual" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -Wcast-qual" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-prototypes option" >&5 +$as_echo_n "checking whether the compiler supports the -Wmissing-prototypes option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Wmissing-prototypes" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -Wmissing-prototypes" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-variable-declarations option" >&5 +$as_echo_n "checking whether the compiler supports the -Wmissing-variable-declarations option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Wmissing-variable-declarations" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -Wmissing-variable-declarations" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wold-style-definition option" >&5 +$as_echo_n "checking whether the compiler supports the -Wold-style-definition option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Wold-style-definition" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -Wold-style-definition" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wpedantic option" >&5 +$as_echo_n "checking whether the compiler supports the -Wpedantic option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Wpedantic" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -Wpedantic" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wpointer-arith option" >&5 +$as_echo_n "checking whether the compiler supports the -Wpointer-arith option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Wpointer-arith" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -Wpointer-arith" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wpointer-sign option" >&5 +$as_echo_n "checking whether the compiler supports the -Wpointer-sign option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Wpointer-sign" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -Wpointer-sign" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wshadow option" >&5 +$as_echo_n "checking whether the compiler supports the -Wshadow option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Wshadow" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -Wshadow" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wsign-compare option" >&5 +$as_echo_n "checking whether the compiler supports the -Wsign-compare option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Wsign-compare" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -Wsign-compare" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wstrict-prototypes option" >&5 +$as_echo_n "checking whether the compiler supports the -Wstrict-prototypes option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Wstrict-prototypes" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -Wstrict-prototypes" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wunreachable-code-return option" >&5 +$as_echo_n "checking whether the compiler supports the -Wunreachable-code-return option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Wunreachable-code-return" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -Wunreachable-code-return" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wused-but-marked-unused option" >&5 +$as_echo_n "checking whether the compiler supports the -Wused-but-marked-unused option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Wused-but-marked-unused" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -Wused-but-marked-unused" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wwrite-strings option" >&5 +$as_echo_n "checking whether the compiler supports the -Wwrite-strings option... " >&6; } + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Wwrite-strings" + # + # XXX - yes, this depends on the way AC_LANG_WERROR works, + # but no mechanism is provided to turn AC_LANG_WERROR on + # *and then turn it back off*, so that we *only* do it when + # testing compiler options - 15 years after somebody asked + # for it: + # + # https://autoconf.gnu.narkive.com/gTAVmfKD/how-to-cancel-flags-set-by-ac-lang-werror + # + save_ac_c_werror_flag="$ac_c_werror_flag" + ac_c_werror_flag=yes + # + # We use AC_LANG_SOURCE() so that we can control the complete + # content of the program being compiled. We do not, for example, + # want the default "int main()" that AC_LANG_PROGRAM() generates, + # as it will generate a warning with -Wold-style-definition, meaning + # that we would treat it as not working, as the test will fail if + # *any* error output, including a warning due to the flag we're + # testing, is generated; see + # + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # https://www.postgresql.org/message-id/2192993.1591682589%40sss.pgh.pa.us + # + # This may, as per those two messages, be fixed in autoconf 2.70, + # but we only require 2.64 or newer for now. + # + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + CFLAGS="$save_CFLAGS" + V_CCOPT="$V_CCOPT -Wwrite-strings" + +else + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + CFLAGS="$save_CFLAGS" + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag="$save_ac_c_werror_flag" + + fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports generating dependencies" >&5 +$as_echo_n "checking whether the compiler supports generating dependencies... " >&6; } + if test "$GCC" = yes ; then + # + # GCC, or a compiler deemed to be GCC by AC_PROG_CC (even + # though it's not); we assume that, in this case, the flag + # would be -M. + # + ac_lbl_dependency_flag="-M" + else + # + # Not GCC or a compiler deemed to be GCC; what platform is + # this? (We're assuming that if the compiler isn't GCC + # it's the compiler from the vendor of the OS; that won't + # necessarily be true for x86 platforms, where it might be + # the Intel C compiler.) + # + case "$host_os" in + + irix*|osf*|darwin*) + # + # MIPS C for IRIX, DEC C, and clang all use -M. + # + ac_lbl_dependency_flag="-M" + ;; + + solaris*) + # + # Sun C uses -xM. + # + ac_lbl_dependency_flag="-xM" + ;; + + hpux*) + # + # HP's older C compilers don't support this. + # HP's newer C compilers support this with + # either +M or +Make; the older compilers + # interpret +M as something completely + # different, so we use +Make so we don't + # think it works with the older compilers. + # + ac_lbl_dependency_flag="+Make" + ;; + + *) + # + # Not one of the above; assume no support for + # generating dependencies. + # + ac_lbl_dependency_flag="" + ;; + esac + fi + + # + # Is ac_lbl_dependency_flag defined and, if so, does the compiler + # complain about it? + # + # Note: clang doesn't seem to exit with an error status when handed + # an unknown non-warning error, even if you pass it + # -Werror=unknown-warning-option. However, it always supports + # -M, so the fact that this test always succeeds with clang + # isn't an issue. + # + if test ! -z "$ac_lbl_dependency_flag"; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void) { return 0; } +_ACEOF + if { { $as_echo "$as_me:${as_lineno-$LINENO}: eval \"\$CC \$ac_lbl_dependency_flag conftest.c >/dev/null 2>&1\""; } >&5 + (eval "$CC $ac_lbl_dependency_flag conftest.c >/dev/null 2>&1") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes, with $ac_lbl_dependency_flag" >&5 +$as_echo "yes, with $ac_lbl_dependency_flag" >&6; } + DEPENDENCY_CFLAG="$ac_lbl_dependency_flag" + MKDEP='${top_srcdir}/mkdep' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + # + # We can't run mkdep, so have "make depend" do + # nothing. + # + MKDEP=: + fi + rm -rf conftest* + else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + # + # We can't run mkdep, so have "make depend" do + # nothing. + # + MKDEP=: + fi + + + + # + # We used to set -n32 for IRIX 6 when not using GCC (presumed + # to mean that we're using MIPS C or MIPSpro C); it specified + # the "new" faster 32-bit ABI, introduced in IRIX 6.2. I'm + # not sure why that would be something to do *only* with a + # .devel file; why should the ABI for which we produce code + # depend on .devel? + # + os=`echo $host_os | sed -e 's/\([0-9][0-9]*\)[^0-9].*$/\1/'` + name="lbl/os-$os.h" + if test -f $name ; then + ln -s $name os-proto.h + +$as_echo "#define HAVE_OS_PROTO_H 1" >>confdefs.h + + else + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: can't find $name" >&5 +$as_echo "$as_me: WARNING: can't find $name" >&2;} + fi + fi + +# Check for OpenSSL/libressl libcrypto +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use OpenSSL/libressl libcrypto" >&5 +$as_echo_n "checking whether to use OpenSSL/libressl libcrypto... " >&6; } +# Specify location for both includes and libraries. +want_libcrypto=ifavailable + +# Check whether --with-crypto was given. +if test "${with_crypto+set}" = set; then : + withval=$with_crypto; + if test $withval = no + then + # User doesn't want to link with libcrypto. + want_libcrypto=no + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + elif test $withval = yes + then + # User wants to link with libcrypto but hasn't specified + # a directory. + want_libcrypto=yes + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + else + # User wants to link with libcrypto and has specified + # a directory, so use the provided value. + want_libcrypto=yes + libcrypto_root=$withval + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes, using the version installed in $withval" >&5 +$as_echo "yes, using the version installed in $withval" >&6; } + + # + # Put the subdirectories of the libcrypto root directory + # at the front of the header and library search path. + # + CFLAGS="-I$withval/include $CFLAGS" + LIBS="-L$withval/lib $LIBS" + fi + +else + + # + # Use libcrypto if it's present, otherwise don't; no directory + # was specified. + # + want_libcrypto=ifavailable + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes, if available" >&5 +$as_echo "yes, if available" >&6; } + +fi + +if test "$want_libcrypto" != "no"; then + # + # Don't check for libcrypto unless we have its headers; + # Apple, bless their pointy little heads, apparently ship + # libcrypto as a library, but not the header files, in + # El Capitan, probably because they don't want you writing + # nasty portable code that could run on other UN*Xes, they + # want you writing code that uses their Shiny New Crypto + # Library and that only runs on macOS. + # + ac_fn_c_check_header_mongrel "$LINENO" "openssl/crypto.h" "ac_cv_header_openssl_crypto_h" "$ac_includes_default" +if test "x$ac_cv_header_openssl_crypto_h" = xyes; then : + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for DES_cbc_encrypt in -lcrypto" >&5 +$as_echo_n "checking for DES_cbc_encrypt in -lcrypto... " >&6; } +if ${ac_cv_lib_crypto_DES_cbc_encrypt+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lcrypto $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char DES_cbc_encrypt (); +int +main () +{ +return DES_cbc_encrypt (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_crypto_DES_cbc_encrypt=yes +else + ac_cv_lib_crypto_DES_cbc_encrypt=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypto_DES_cbc_encrypt" >&5 +$as_echo "$ac_cv_lib_crypto_DES_cbc_encrypt" >&6; } +if test "x$ac_cv_lib_crypto_DES_cbc_encrypt" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_LIBCRYPTO 1 +_ACEOF + + LIBS="-lcrypto $LIBS" + +fi + + if test "$ac_cv_lib_crypto_DES_cbc_encrypt" = "yes"; then + for ac_header in openssl/evp.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "openssl/evp.h" "ac_cv_header_openssl_evp_h" "$ac_includes_default" +if test "x$ac_cv_header_openssl_evp_h" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_OPENSSL_EVP_H 1 +_ACEOF + +fi + +done + + # + # OK, then: + # + # 1) do we have EVP_CIPHER_CTX_new? + # If so, we use it to allocate an + # EVP_CIPHER_CTX, as EVP_CIPHER_CTX may be + # opaque; otherwise, we allocate it ourselves. + # + # 2) do we have EVP_DecryptInit_ex()? + # If so, we use it, because we need to be + # able to make two "initialize the cipher" + # calls, one with the cipher and key, and + # one with the IV, and, as of OpenSSL 1.1, + # You Can't Do That with EVP_DecryptInit(), + # because a call to EVP_DecryptInit() will + # unconditionally clear the context, and + # if you don't supply a cipher, it'll + # clear the cipher, rendering the context + # unusable and causing a crash. + # + for ac_func in EVP_CIPHER_CTX_new EVP_DecryptInit_ex +do : + as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +if eval test \"x\$"$as_ac_var"\" = x"yes"; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + +fi +done + + fi + +fi + + +fi + +# Check for libcap-ng +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use libcap-ng" >&5 +$as_echo_n "checking whether to use libcap-ng... " >&6; } +# Specify location for both includes and libraries. +want_libcap_ng=ifavailable + +# Check whether --with-cap_ng was given. +if test "${with_cap_ng+set}" = set; then : + withval=$with_cap_ng; + if test $withval = no + then + want_libcap_ng=no + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + elif test $withval = yes + then + want_libcap_ng=yes + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + fi + +else + + # + # Use libcap-ng if it's present, otherwise don't. + # + want_libcap_ng=ifavailable + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes, if available" >&5 +$as_echo "yes, if available" >&6; } + +fi + +if test "$want_libcap_ng" != "no"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for capng_change_id in -lcap-ng" >&5 +$as_echo_n "checking for capng_change_id in -lcap-ng... " >&6; } +if ${ac_cv_lib_cap_ng_capng_change_id+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lcap-ng $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char capng_change_id (); +int +main () +{ +return capng_change_id (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_cap_ng_capng_change_id=yes +else + ac_cv_lib_cap_ng_capng_change_id=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_cap_ng_capng_change_id" >&5 +$as_echo "$ac_cv_lib_cap_ng_capng_change_id" >&6; } +if test "x$ac_cv_lib_cap_ng_capng_change_id" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_LIBCAP_NG 1 +_ACEOF + + LIBS="-lcap-ng $LIBS" + +fi + + for ac_header in cap-ng.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "cap-ng.h" "ac_cv_header_cap_ng_h" "$ac_includes_default" +if test "x$ac_cv_header_cap_ng_h" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_CAP_NG_H 1 +_ACEOF + +fi + +done + +fi + +if test "$missing_includes" = "yes"; then + CPPFLAGS="$CPPFLAGS -I$srcdir/missing" + V_INCLS="$V_INCLS -I$srcdir/missing" +fi + + + + + + + + + + +# 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 +# AmigaOS /C/install, which installs bootblocks on floppy discs +# 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" +# OS/2's system install, which has a completely different semantic +# ./install, which can be erroneously created by make from ./install.sh. +# Reject install programs that cannot install multiple files. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5 +$as_echo_n "checking for a BSD-compatible install... " >&6; } +if test -z "$INSTALL"; then +if ${ac_cv_path_install+:} false; then : + $as_echo_n "(cached) " >&6 +else + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + # Account for people who put trailing slashes in PATH elements. +case $as_dir/ in #(( + ./ | .// | /[cC]/* | \ + /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \ + ?:[\\/]os2[\\/]install[\\/]* | ?:[\\/]OS2[\\/]INSTALL[\\/]* | \ + /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 + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir/$ac_prog$ac_exec_ext"; then + if test $ac_prog = install && + grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then + # AIX install. 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"unrecognized option: \`$1' +Try \`$0 --help' for more information." ;; + + *) as_fn_append ac_config_targets " $1" + ac_need_defaults=false ;; + + esac + shift +done + +ac_configure_extra_args= + +if $ac_cs_silent; then + exec 6>/dev/null + ac_configure_extra_args="$ac_configure_extra_args --silent" +fi + +_ACEOF +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +if \$ac_cs_recheck; then + set X $SHELL '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion + shift + \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6 + CONFIG_SHELL='$SHELL' + export CONFIG_SHELL + exec "\$@" +fi + +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +exec 5>>config.log +{ + echo + sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX +## Running $as_me. ## +_ASBOX + $as_echo "$ac_log" +} >&5 + +_ACEOF +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +# +# INIT-COMMANDS +# + + +_ACEOF + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 + +# Handling of arguments. +for ac_config_target in $ac_config_targets +do + case $ac_config_target in + "config.h") CONFIG_HEADERS="$CONFIG_HEADERS config.h" ;; + "default-1") CONFIG_COMMANDS="$CONFIG_COMMANDS default-1" ;; + "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;; + "tcpdump.1") CONFIG_FILES="$CONFIG_FILES tcpdump.1" ;; + + *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;; + esac +done + + +# If the user did not use the arguments to specify the items to instantiate, +# then the envvar interface is used. Set only those that are not. +# We use the long form for the default assignment because of an extremely +# bizarre bug on SunOS 4.1.3. +if $ac_need_defaults; then + test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files + test "${CONFIG_HEADERS+set}" = set || CONFIG_HEADERS=$config_headers + test "${CONFIG_COMMANDS+set}" = set || CONFIG_COMMANDS=$config_commands +fi + +# Have a temporary directory for convenience. Make it in the build tree +# simply because there is no reason against having it here, and in addition, +# creating and moving files from /tmp can sometimes cause problems. +# Hook for its removal unless debugging. +# Note that there is a small window in which the directory will not be cleaned: +# after its creation but before its name has been assigned to `$tmp'. +$debug || +{ + tmp= ac_tmp= + trap 'exit_status=$? + : "${ac_tmp:=$tmp}" + { test ! -d "$ac_tmp" || rm -fr "$ac_tmp"; } && exit $exit_status +' 0 + trap 'as_fn_exit 1' 1 2 13 15 +} +# Create a (secure) tmp directory for tmp files. + +{ + tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` && + test -d "$tmp" +} || +{ + tmp=./conf$$-$RANDOM + (umask 077 && mkdir "$tmp") +} || as_fn_error $? "cannot create a temporary directory in ." "$LINENO" 5 +ac_tmp=$tmp + +# Set up the scripts for CONFIG_FILES section. +# No need to generate them if there are no CONFIG_FILES. +# This happens for instance with `./config.status config.h'. +if test -n "$CONFIG_FILES"; then + + +ac_cr=`echo X | tr X '\015'` +# On cygwin, bash can eat \r inside `` if the user requested igncr. +# But we know of no other shell where ac_cr would be empty at this +# point, so we can use a bashism as a fallback. +if test "x$ac_cr" = x; then + eval ac_cr=\$\'\\r\' +fi +ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' </dev/null 2>/dev/null` +if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then + ac_cs_awk_cr='\\r' +else + ac_cs_awk_cr=$ac_cr +fi + +echo 'BEGIN {' >"$ac_tmp/subs1.awk" && +_ACEOF + + +{ + echo "cat >conf$$subs.awk <<_ACEOF" && + echo "$ac_subst_vars" | sed 's/.*/&!$&$ac_delim/' && + echo "_ACEOF" +} >conf$$subs.sh || + as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5 +ac_delim_num=`echo "$ac_subst_vars" | grep -c '^'` +ac_delim='%!_!# ' +for ac_last_try in false false false false false :; do + . ./conf$$subs.sh || + as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5 + + ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X` + if test $ac_delim_n = $ac_delim_num; then + break + elif $ac_last_try; then + as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5 + else + ac_delim="$ac_delim!$ac_delim _$ac_delim!! " + fi +done +rm -f conf$$subs.sh + +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK && +_ACEOF +sed -n ' +h +s/^/S["/; s/!.*/"]=/ +p +g +s/^[^!]*!// +:repl +t repl +s/'"$ac_delim"'$// +t delim +:nl +h +s/\(.\{148\}\)..*/\1/ +t more1 +s/["\\]/\\&/g; s/^/"/; s/$/\\n"\\/ +p +n +b repl +:more1 +s/["\\]/\\&/g; s/^/"/; s/$/"\\/ +p +g +s/.\{148\}// +t nl +:delim +h +s/\(.\{148\}\)..*/\1/ +t more2 +s/["\\]/\\&/g; s/^/"/; s/$/"/ +p +b +:more2 +s/["\\]/\\&/g; s/^/"/; s/$/"\\/ +p +g +s/.\{148\}// +t delim +' <conf$$subs.awk | sed ' +/^[^""]/{ + N + s/\n// +} +' >>$CONFIG_STATUS || ac_write_fail=1 +rm -f conf$$subs.awk +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +_ACAWK +cat >>"\$ac_tmp/subs1.awk" <<_ACAWK && + for (key in S) S_is_set[key] = 1 + FS = "" + +} +{ + line = $ 0 + nfields = split(line, field, "@") + substed = 0 + len = length(field[1]) + for (i = 2; i < nfields; i++) { + key = field[i] + keylen = length(key) + if (S_is_set[key]) { + value = S[key] + line = substr(line, 1, len) "" value "" substr(line, len + keylen + 3) + len += length(value) + length(field[++i]) + substed = 1 + } else + len += 1 + keylen + } + + print line +} + +_ACAWK +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then + sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g" +else + cat +fi < "$ac_tmp/subs1.awk" > "$ac_tmp/subs.awk" \ + || as_fn_error $? "could not setup config files machinery" "$LINENO" 5 +_ACEOF + +# VPATH may cause trouble with some makes, so we remove sole $(srcdir), +# ${srcdir} and @srcdir@ entries from VPATH if srcdir is ".", strip leading and +# trailing colons and then remove the whole line if VPATH becomes empty +# (actually we leave an empty line to preserve line numbers). +if test "x$srcdir" = x.; then + ac_vpsub='/^[ ]*VPATH[ ]*=[ ]*/{ +h +s/// +s/^/:/ +s/[ ]*$/:/ +s/:\$(srcdir):/:/g +s/:\${srcdir}:/:/g +s/:@srcdir@:/:/g +s/^:*// +s/:*$// +x +s/\(=[ ]*\).*/\1/ +G +s/\n// +s/^[^=]*=[ ]*$// +}' +fi + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +fi # test -n "$CONFIG_FILES" + +# Set up the scripts for CONFIG_HEADERS section. +# No need to generate them if there are no CONFIG_HEADERS. +# This happens for instance with `./config.status Makefile'. +if test -n "$CONFIG_HEADERS"; then +cat >"$ac_tmp/defines.awk" <<\_ACAWK || +BEGIN { +_ACEOF + +# Transform confdefs.h into an awk script `defines.awk', embedded as +# here-document in config.status, that substitutes the proper values into +# config.h.in to produce config.h. + +# Create a delimiter string that does not exist in confdefs.h, to ease +# handling of long lines. +ac_delim='%!_!# ' +for ac_last_try in false false :; do + ac_tt=`sed -n "/$ac_delim/p" confdefs.h` + if test -z "$ac_tt"; then + break + elif $ac_last_try; then + as_fn_error $? "could not make $CONFIG_HEADERS" "$LINENO" 5 + else + ac_delim="$ac_delim!$ac_delim _$ac_delim!! " + fi +done + +# For the awk script, D is an array of macro values keyed by name, +# likewise P contains macro parameters if any. Preserve backslash +# newline sequences. + +ac_word_re=[_$as_cr_Letters][_$as_cr_alnum]* +sed -n ' +s/.\{148\}/&'"$ac_delim"'/g +t rset +:rset +s/^[ ]*#[ ]*define[ ][ ]*/ / +t def +d +:def +s/\\$// +t bsnl +s/["\\]/\\&/g +s/^ \('"$ac_word_re"'\)\(([^()]*)\)[ ]*\(.*\)/P["\1"]="\2"\ +D["\1"]=" \3"/p +s/^ \('"$ac_word_re"'\)[ ]*\(.*\)/D["\1"]=" \2"/p +d +:bsnl +s/["\\]/\\&/g +s/^ \('"$ac_word_re"'\)\(([^()]*)\)[ ]*\(.*\)/P["\1"]="\2"\ +D["\1"]=" \3\\\\\\n"\\/p +t cont +s/^ \('"$ac_word_re"'\)[ ]*\(.*\)/D["\1"]=" \2\\\\\\n"\\/p +t cont +d +:cont +n +s/.\{148\}/&'"$ac_delim"'/g +t clear +:clear +s/\\$// +t bsnlc +s/["\\]/\\&/g; s/^/"/; s/$/"/p +d +:bsnlc +s/["\\]/\\&/g; s/^/"/; s/$/\\\\\\n"\\/p +b cont +' <confdefs.h | sed ' +s/'"$ac_delim"'/"\\\ +"/g' >>$CONFIG_STATUS || ac_write_fail=1 + +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 + for (key in D) D_is_set[key] = 1 + FS = "" +} +/^[\t ]*#[\t ]*(define|undef)[\t ]+$ac_word_re([\t (]|\$)/ { + line = \$ 0 + split(line, arg, " ") + if (arg[1] == "#") { + defundef = arg[2] + mac1 = arg[3] + } else { + defundef = substr(arg[1], 2) + mac1 = arg[2] + } + split(mac1, mac2, "(") #) + macro = mac2[1] + prefix = substr(line, 1, index(line, defundef) - 1) + if (D_is_set[macro]) { + # Preserve the white space surrounding the "#". + print prefix "define", macro P[macro] D[macro] + next + } else { + # Replace #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. + if (defundef == "undef") { + print "/*", prefix defundef, macro, "*/" + next + } + } +} +{ print } +_ACAWK +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 + as_fn_error $? "could not setup config headers machinery" "$LINENO" 5 +fi # test -n "$CONFIG_HEADERS" + + +eval set X " :F $CONFIG_FILES :H $CONFIG_HEADERS :C $CONFIG_COMMANDS" +shift +for ac_tag +do + case $ac_tag in + :[FHLC]) ac_mode=$ac_tag; continue;; + esac + case $ac_mode$ac_tag in + :[FHL]*:*);; + :L* | :C*:*) as_fn_error $? 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"could not create -" "$LINENO" 5 + fi + ;; + + :C) { $as_echo "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5 +$as_echo "$as_me: executing $ac_file commands" >&6;} + ;; + esac + + + case $ac_file$ac_mode in + "default-1":C) if test -f .devel; then + echo timestamp > stamp-h + cat $srcdir/Makefile-devel-adds >> Makefile + make depend || exit 1 +fi ;; + + esac +done # for ac_tag + + +as_fn_exit 0 +_ACEOF +ac_clean_files=$ac_clean_files_save + +test $ac_write_fail = 0 || + as_fn_error $? "write failure creating $CONFIG_STATUS" "$LINENO" 5 + + +# configure is writing to config.log, and then calls config.status. +# config.status does its own redirection, appending to config.log. +# Unfortunately, on DOS this fails, as config.log is still kept open +# by configure, so config.status won't be able to write to it; its +# output is simply discarded. So we exec the FD to /dev/null, +# effectively closing config.log, so it can be properly (re)opened and +# appended to by config.status. When coming back to configure, we +# need to make the FD available again. +if test "$no_create" != yes; then + ac_cs_success=: + ac_config_status_args= + test "$silent" = yes && + ac_config_status_args="$ac_config_status_args --quiet" + exec 5>/dev/null + $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false + exec 5>>config.log + # Use ||, not &&, to avoid exiting from the if with $? = 1, which + # would make configure fail if this is the last instruction. + $ac_cs_success || as_fn_exit 1 +fi +if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5 +$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;} +fi + +exit 0 diff --git a/configure.ac b/configure.ac new file mode 100644 index 0000000..18d59b6 --- /dev/null +++ b/configure.ac @@ -0,0 +1,1027 @@ +dnl Copyright (c) 1994, 1995, 1996, 1997 +dnl The Regents of the University of California. All rights reserved. +dnl +dnl Process this file with autoconf to produce a configure script. +dnl + +# +# See +# +# https://ftp.gnu.org/gnu/config/README +# +# for the URLs to use to fetch new versions of config.guess and +# config.sub. +# + +AC_PREREQ(2.69) +AC_INIT(tcpdump, m4_esyscmd_s([cat VERSION])) +AC_CONFIG_SRCDIR(tcpdump.c) + +AC_CANONICAL_HOST + +AC_LBL_C_INIT_BEFORE_CC(V_INCLS) +# +# Try to enable as many C99 features as we can. +# At minimum, we want C++/C99-style // comments. +# +AC_PROG_CC_C99 +if test "$ac_cv_prog_cc_c99" = "no"; then + AC_MSG_WARN([The C compiler does not support C99; there may be compiler errors]) +fi +AC_LBL_C_INIT(V_CCOPT, V_INCLS) +AC_LBL_C_INLINE + +AC_CHECK_HEADERS(fcntl.h rpc/rpc.h rpc/rpcent.h net/if.h) + +case "$host_os" in + +darwin*) + AC_ARG_ENABLE(universal, + AS_HELP_STRING([--disable-universal],[don't build universal on macOS])) + if test "$enable_universal" != "no"; then + case "$host_os" in + + darwin9.*) + # + # Leopard. Build for x86 and 32-bit PowerPC, with + # x86 first. (That's what Apple does.) + # + V_CCOPT="$V_CCOPT -arch i386 -arch ppc" + LDFLAGS="$LDFLAGS -arch i386 -arch ppc" + ;; + + darwin10.*) + # + # Snow Leopard. Build for x86-64 and x86, with + # x86-64 first. (That's what Apple does.) + # + V_CCOPT="$V_CCOPT -arch x86_64 -arch i386" + LDFLAGS="$LDFLAGS -arch x86_64 -arch i386" + ;; + esac + fi + ;; +esac + + +AC_ARG_WITH([smi], + [AS_HELP_STRING([--with-smi], + [link with libsmi (allows to load MIBs on the fly to decode SNMP packets) [default=yes, if available]])], + [], + [with_smi=yes]) + +if test "x$with_smi" != "xno" ; then + AC_CHECK_HEADER(smi.h, + [ + # + # OK, we found smi.h. Do we have libsmi with smiInit? + # + AC_CHECK_LIB(smi, smiInit, + [ + # + # OK, we have libsmi with smiInit. Can we use it? + # + AC_MSG_CHECKING([whether to enable libsmi]) + savedlibs="$LIBS" + LIBS="-lsmi $LIBS" + AC_TRY_RUN( + [ +/* libsmi available check */ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <smi.h> +int main() +{ + int current, revision, age, n; + const int required = 2; + if (smiInit("")) + exit(1); + if (strcmp(SMI_LIBRARY_VERSION, smi_library_version)) + exit(2); + n = sscanf(smi_library_version, "%d:%d:%d", ¤t, &revision, &age); + if (n != 3) + exit(3); + if (required < current - age || required > current) + exit(4); + exit(0); +} + ], + [ + AC_MSG_RESULT(yes) + AC_DEFINE(USE_LIBSMI, 1, + [Define if you enable support for libsmi]) + ], + [ + dnl autoconf documentation says that + dnl $? contains the exit value. + dnl reality is that it does not. + dnl We leave this in just in case + dnl autoconf ever comes back to + dnl match the documentation. + case $? in + 1) AC_MSG_RESULT(no - smiInit failed) ;; + 2) AC_MSG_RESULT(no - header/library version mismatch) ;; + 3) AC_MSG_RESULT(no - can't determine library version) ;; + 4) AC_MSG_RESULT(no - too old) ;; + *) AC_MSG_RESULT(no) ;; + esac + LIBS="$savedlibs" + ], + [ + AC_MSG_RESULT(not when cross-compiling) + LIBS="$savedlibs" + ] + ) + ]) + ]) +fi + +AC_MSG_CHECKING([whether to enable the possibly-buggy SMB printer]) +AC_ARG_ENABLE([smb], + [AS_HELP_STRING([--enable-smb], + [enable possibly-buggy SMB printer [default=no]])], + [], + [enableval=no]) +case "$enableval" in +yes) AC_MSG_RESULT(yes) + AC_DEFINE(ENABLE_SMB, 1, + [define if you want to build the possibly-buggy SMB printer]) + LOCALSRC="print-smb.c smbutil.c $LOCALSRC" + ;; +*) AC_MSG_RESULT(no) + ;; +esac + +AC_ARG_WITH(user, [ --with-user=USERNAME drop privileges by default to USERNAME]) +AC_MSG_CHECKING([whether to drop root privileges by default]) +if test ! -z "$with_user" ; then + AC_DEFINE_UNQUOTED(WITH_USER, "$withval", + [define if should drop privileges by default]) + AC_MSG_RESULT(to \"$withval\") +else + AC_MSG_RESULT(no) +fi + +AC_ARG_WITH(chroot, [ --with-chroot=DIRECTORY when dropping privileges, chroot to DIRECTORY]) +AC_MSG_CHECKING([whether to chroot]) +if test ! -z "$with_chroot" && test "$with_chroot" != "no" ; then + AC_DEFINE_UNQUOTED(WITH_CHROOT, "$withval", + [define if should chroot when dropping privileges]) + AC_MSG_RESULT(to \"$withval\") +else + AC_MSG_RESULT(no) +fi + +AC_ARG_WITH(sandbox-capsicum, + AS_HELP_STRING([--with-sandbox-capsicum], + [use Capsicum security functions @<:@default=yes, if available@:>@])) +# +# Check whether various functions are available. If any are, set +# ac_lbl_capsicum_function_seen to yes; if any are not, set +# ac_lbl_capsicum_function_not_seen to yes. +# +# We don't check cap_rights_init(), as it's a macro, wrapping another +# function, in at least some versions of FreeBSD, and AC_CHECK_FUNCS() +# doesn't handle that. +# +# All of the ones we check for must be available in order to enable +# capsicum sandboxing. +# +# XXX - do we need to check for all of them, or are there some that, if +# present, imply others are present? +# +if test -z "$with_sandbox_capsicum" || test "$with_sandbox_capsicum" != "no" ; then + # + # First, make sure we have the required header. + # + AC_CHECK_HEADER(sys/capsicum.h, + [ + # + # We do; now make sure we have the required functions. + # + AC_CHECK_FUNCS(cap_enter cap_rights_limit cap_ioctls_limit openat, + ac_lbl_capsicum_function_seen=yes, + ac_lbl_capsicum_function_not_seen=yes) + ]) + AC_CHECK_LIB(casper, cap_init, LIBS="$LIBS -lcasper") + AC_CHECK_LIB(cap_dns, cap_gethostbyaddr, LIBS="$LIBS -lcap_dns") +fi +AC_MSG_CHECKING([whether to sandbox using capsicum]) +if test "x$ac_lbl_capsicum_function_seen" = "xyes" -a "x$ac_lbl_capsicum_function_not_seen" != "xyes"; then + AC_DEFINE(HAVE_CAPSICUM, 1, [capsicum support available]) + AC_MSG_RESULT(yes) +else + AC_MSG_RESULT(no) +fi +AC_MSG_CHECKING([whether to sandbox using Casper library]) +if test "x$ac_cv_lib_casper_cap_init" = "xyes" -a "x$ac_cv_lib_cap_dns_cap_gethostbyaddr" = "xyes"; then + AC_DEFINE(HAVE_CASPER, 1, [Casper support available]) + AC_MSG_RESULT(yes) +else + AC_MSG_RESULT(no) +fi + +# +# We must check this before checking whether to check the OS's IPv6, +# support because, on some platforms (such as SunOS 5.x), the test +# program requires the extra networking libraries. +# +AC_LBL_LIBRARY_NET + +# +# Check whether AF_INET6 and struct in6_addr are defined. +# If they aren't both defined, we don't have sufficient OS +# support for IPv6, so we don't look for IPv6 support libraries, +# and we define AF_INET6 and struct in6_addr ourselves. +# +AC_MSG_CHECKING([whether the operating system supports IPv6]) +AC_COMPILE_IFELSE( + [ + AC_LANG_SOURCE( + [[ +#include <string.h> +/* AF_INET6 available check */ +#include <sys/types.h> +#ifdef _WIN32 +#include <ws2tcpip.h> +#else +#include <sys/socket.h> +#include <netinet/in.h> +#endif +#ifdef AF_INET6 +void +foo(struct in6_addr *addr) +{ + memset(addr, 0, sizeof (struct in6_addr)); +} +#else +#error "AF_INET6 not defined" +#endif + ]]) + ], + [ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_OS_IPV6_SUPPORT, 1, + [define if the OS provides AF_INET6 and struct in6_addr]) + ipv6=yes + ], + [ + AC_MSG_RESULT(no) + ipv6=no + ] +) + +ipv6type=unknown +ipv6lib=none +ipv6trylibc=no + +if test "$ipv6" = "yes"; then + AC_MSG_CHECKING([ipv6 stack type]) + for i in inria kame linux-glibc linux-libinet6 toshiba v6d zeta; do + case $i in + inria) + dnl http://www.kame.net/ + AC_EGREP_CPP(yes, +[#include <netinet/in.h> +#ifdef IPV6_INRIA_VERSION +yes +#endif], + [ipv6type=$i]) + ;; + kame) + dnl http://www.kame.net/ + AC_EGREP_CPP(yes, +[#include <netinet/in.h> +#ifdef __KAME__ +yes +#endif], + [ipv6type=$i; + ipv6lib=inet6; + ipv6libdir=/usr/local/v6/lib; + ipv6trylibc=yes]) + ;; + linux-glibc) + dnl http://www.v6.linux.or.jp/ + AC_EGREP_CPP(yes, +[#include <features.h> +#if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1 +yes +#endif], + [ipv6type=$i]) + ;; + linux-libinet6) + dnl http://www.v6.linux.or.jp/ + dnl + dnl This also matches Solaris 8 and Tru64 UNIX 5.1, + dnl and possibly other versions of those OSes + dnl + if test -d /usr/inet6 -o -f /usr/include/netinet/ip6.h; then + ipv6type=$i + ipv6lib=inet6 + ipv6libdir=/usr/inet6/lib + ipv6trylibc=yes; + CFLAGS="-I/usr/inet6/include $CFLAGS" + fi + ;; + toshiba) + AC_EGREP_CPP(yes, +[#include <sys/param.h> +#ifdef _TOSHIBA_INET6 +yes +#endif], + [ipv6type=$i; + ipv6lib=inet6; + ipv6libdir=/usr/local/v6/lib]) + ;; + v6d) + AC_EGREP_CPP(yes, +[#include </usr/local/v6/include/sys/v6config.h> +#ifdef __V6D__ +yes +#endif], + [ipv6type=$i; + ipv6lib=v6; + ipv6libdir=/usr/local/v6/lib; + CFLAGS="-I/usr/local/v6/include $CFLAGS"]) + ;; + zeta) + AC_EGREP_CPP(yes, +[#include <sys/param.h> +#ifdef _ZETA_MINAMI_INET6 +yes +#endif], + [ipv6type=$i; + ipv6lib=inet6; + ipv6libdir=/usr/local/v6/lib]) + ;; + esac + if test "$ipv6type" != "unknown"; then + break + fi + done + AC_MSG_RESULT($ipv6type) +fi + +if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then + if test -d $ipv6libdir -a -f $ipv6libdir/lib$ipv6lib.a; then + LIBS="-L$ipv6libdir -l$ipv6lib $LIBS" + echo "You have $ipv6lib library, using it" + else + if test "$ipv6trylibc" = "yes"; then + echo "You do not have $ipv6lib library, using libc" + else + echo 'Fatal: no $ipv6lib library found. cannot continue.' + echo "You need to fetch lib$ipv6lib.a from appropriate" + echo 'ipv6 kit and compile beforehand.' + exit 1 + fi + fi +fi + +AC_REPLACE_FUNCS(strlcat strlcpy strdup strsep getservent getopt_long) +AC_CHECK_FUNCS(fork vfork) +AC_CHECK_FUNCS(setlinebuf) + +# +# Make sure we have vsnprintf() and snprintf(); we require them. +# +AC_CHECK_FUNC(vsnprintf,, + AC_MSG_ERROR([vsnprintf() is required but wasn't found])) +AC_CHECK_FUNC(snprintf,, + AC_MSG_ERROR([snprintf() is required but wasn't found])) + +# +# Define HAVE_NO_PRINTF_Z to make it possible to disable test cases that +# depend on %zu. +# +AC_MSG_CHECKING([whether printf(3) supports the z length modifier]) +AC_RUN_IFELSE( + [ + AC_LANG_SOURCE([[ +#include <stdio.h> +#include <string.h> + +int main() +{ + char buf[100]; + snprintf(buf, sizeof(buf), "%zu", sizeof(buf)); + return strncmp(buf, "100", sizeof(buf)) ? 1 : 0; +} + ]]) + ], + [ + AC_MSG_RESULT(yes) + ], + [ + AC_MSG_RESULT(no) + AC_DEFINE(HAVE_NO_PRINTF_Z, 1, + [Define to 1 if printf(3) does not support the z length modifier.]) + ], + [ + AC_MSG_RESULT(not while cross-compiling) + ] +) + +AC_CHECK_LIB(rpc, main) dnl It's unclear why we might need -lrpc + +dnl Some platforms may need -lnsl for getrpcbynumber. +AC_SEARCH_LIBS(getrpcbynumber, nsl, + AC_DEFINE(HAVE_GETRPCBYNUMBER, 1, [define if you have getrpcbynumber()])) + +AC_LBL_LIBPCAP(V_PCAPDEP, V_INCLS) + +# +# Check for these after AC_LBL_LIBPCAP, so we link with the appropriate +# libraries (e.g., "-lsocket -lnsl" on Solaris). +# +# You are in a twisty little maze of UN*Xes, all different. +# Some might not have ether_ntohost(). +# Some might have it and declare it in <net/ethernet.h>. +# Some might have it and declare it in <netinet/ether.h> +# Some might have it and declare it in <sys/ethernet.h>. +# Some might have it and declare it in <arpa/inet.h>. +# Some might have it and declare it in <netinet/if_ether.h>. +# Some might have it and not declare it in any header file. +# +# Before you is a C compiler. +# +AC_CHECK_FUNCS(ether_ntohost, [ + AC_CACHE_CHECK(for buggy ether_ntohost, ac_cv_buggy_ether_ntohost, [ + AC_TRY_RUN([ + #include <netdb.h> + #include <netinet/ether.h> + #include <stdlib.h> + #include <sys/types.h> + #include <sys/param.h> + #include <sys/socket.h> + + int + main(int argc, char **argv) + { + u_char ea[6] = { 0xff, 0xff, 0xff, 0xff, 0xff }; + char name[MAXHOSTNAMELEN]; + + ether_ntohost(name, (struct ether_addr *)ea); + exit(0); + } + ], [ac_cv_buggy_ether_ntohost=no], + [ac_cv_buggy_ether_ntohost=yes], + [ac_cv_buggy_ether_ntohost="not while cross-compiling"])]) + if test "$ac_cv_buggy_ether_ntohost" = "no"; then + AC_DEFINE(USE_ETHER_NTOHOST, 1, + [define if you have ether_ntohost() and it works]) + fi +]) +if test "$ac_cv_func_ether_ntohost" = yes -a \ + "$ac_cv_buggy_ether_ntohost" = "no"; then + # + # OK, we have ether_ntohost(). Is it declared in <net/ethernet.h>? + # + # This test fails if we don't have <net/ethernet.h> or if we do + # but it doesn't declare ether_ntohost(). + # + AC_CHECK_DECL(ether_ntohost, + [ + AC_DEFINE(NET_ETHERNET_H_DECLARES_ETHER_NTOHOST,, + [Define to 1 if net/ethernet.h declares `ether_ntohost']) + ],, + [ +#include <net/ethernet.h> + ]) + # + # Did that succeed? + # + if test "$ac_cv_have_decl_ether_ntohost" != yes; then + # + # No, how about <netinet/ether.h>, as on Linux? + # + # This test fails if we don't have <netinet/ether.h> + # or if we do but it doesn't declare ether_ntohost(). + # + # Unset ac_cv_have_decl_ether_ntohost so we don't + # treat the previous failure as a cached value and + # suppress the next test. + # + unset ac_cv_have_decl_ether_ntohost + AC_CHECK_DECL(ether_ntohost, + [ + AC_DEFINE(NETINET_ETHER_H_DECLARES_ETHER_NTOHOST,, + [Define to 1 if netinet/ether.h declares `ether_ntohost']) + ],, + [ +#include <netinet/ether.h> + ]) + fi + # + # Did that succeed? + # + if test "$ac_cv_have_decl_ether_ntohost" != yes; then + # + # No, how about <sys/ethernet.h>, as on Solaris 10 + # and later? + # + # This test fails if we don't have <sys/ethernet.h> + # or if we do but it doesn't declare ether_ntohost(). + # + # Unset ac_cv_have_decl_ether_ntohost so we don't + # treat the previous failure as a cached value and + # suppress the next test. + # + unset ac_cv_have_decl_ether_ntohost + AC_CHECK_DECL(ether_ntohost, + [ + AC_DEFINE(SYS_ETHERNET_H_DECLARES_ETHER_NTOHOST,, + [Define to 1 if sys/ethernet.h declares `ether_ntohost']) + ],, + [ +#include <sys/ethernet.h> + ]) + fi + # + # Did that succeed? + # + if test "$ac_cv_have_decl_ether_ntohost" != yes; then + # + # No, how about <arpa/inet.h>, as in AIX? + # + # This test fails if we don't have <arpa/inet.h> + # (if we have ether_ntohost(), we should have + # networking, and if we have networking, we should + # have <arpa/inet.h>) or if we do but it doesn't + # declare ether_ntohost(). + # + # Unset ac_cv_have_decl_ether_ntohost so we don't + # treat the previous failure as a cached value and + # suppress the next test. + # + unset ac_cv_have_decl_ether_ntohost + AC_CHECK_DECL(ether_ntohost, + [ + AC_DEFINE(ARPA_INET_H_DECLARES_ETHER_NTOHOST,, + [Define to 1 if arpa/inet.h declares `ether_ntohost']) + ],, + [ +#include <arpa/inet.h> + ]) + fi + # + # Did that succeed? + # + if test "$ac_cv_have_decl_ether_ntohost" != yes; then + # + # No, how about <netinet/if_ether.h>? + # On some platforms, it requires <net/if.h> and + # <netinet/in.h>, and we always include it with + # both of them, so test it with both of them. + # + # This test fails if we don't have <netinet/if_ether.h> + # and the headers we include before it, or if we do but + # <netinet/if_ether.h> doesn't declare ether_hostton(). + # + # Unset ac_cv_have_decl_ether_ntohost so we don't + # treat the previous failure as a cached value and + # suppress the next test. + # + unset ac_cv_have_decl_ether_ntohost + AC_CHECK_DECL(ether_ntohost, + [ + AC_DEFINE(NETINET_IF_ETHER_H_DECLARES_ETHER_NTOHOST,, + [Define to 1 if netinet/if_ether.h declares `ether_ntohost']) + ],, + [ +#include <sys/types.h> +#include <sys/socket.h> +#include <net/if.h> +#include <netinet/in.h> +#include <netinet/if_ether.h> + ]) + fi + # + # After all that, is ether_ntohost() declared? + # + if test "$ac_cv_have_decl_ether_ntohost" = yes; then + # + # Yes. + # + AC_DEFINE(HAVE_DECL_ETHER_NTOHOST, 1, + [Define to 1 if you have the declaration of `ether_ntohost']) + else + # + # No, we'll have to declare it ourselves. + # Do we have "struct ether_addr" if we include + # <netinet/if_ether.h>? + # + AC_CHECK_TYPES(struct ether_addr,,, + [ + #include <sys/types.h> + #include <sys/socket.h> + #include <net/if.h> + #include <netinet/in.h> + #include <netinet/if_ether.h> + ]) + fi +fi + +dnl +dnl Check for "pcap_list_datalinks()" and use a substitute version if +dnl it's not present. If it is present, check for "pcap_free_datalinks()"; +dnl if it's not present, we don't replace it for now. (We could do so +dnl on UN*X, but not on Windows, where hilarity ensues if a program +dnl built with one version of the MSVC support library tries to free +dnl something allocated by a library built with another version of +dnl the MSVC support library.) +dnl +AC_CHECK_FUNC(pcap_list_datalinks, + [ + AC_DEFINE(HAVE_PCAP_LIST_DATALINKS, 1, + [define if libpcap has pcap_list_datalinks()]) + AC_CHECK_FUNCS(pcap_free_datalinks) + ], + [ + AC_LIBOBJ(datalinks) + ]) + +dnl +dnl Check for "pcap_datalink_name_to_val()", and use a substitute +dnl version if it's not present. If it is present, check for +dnl "pcap_datalink_val_to_description()", and if we don't have it, +dnl use a substitute version. +dnl +AC_CHECK_FUNC(pcap_datalink_name_to_val, + [ + AC_DEFINE(HAVE_PCAP_DATALINK_NAME_TO_VAL, 1, + [define if libpcap has pcap_datalink_name_to_val()]) + AC_CHECK_FUNC(pcap_datalink_val_to_description, + AC_DEFINE(HAVE_PCAP_DATALINK_VAL_TO_DESCRIPTION, 1, + [define if libpcap has pcap_datalink_val_to_description()]), + [ + AC_LIBOBJ(dlnames) + ]) + ], + [ + AC_LIBOBJ(dlnames) + ]) + +dnl +dnl Check for "pcap_set_datalink()"; you can't substitute for it if +dnl it's absent (it has hooks into libpcap), so just define the +dnl HAVE_ value if it's there. +dnl +AC_CHECK_FUNCS(pcap_set_datalink) + +dnl +dnl Check for "pcap_breakloop()"; you can't substitute for it if +dnl it's absent (it has hooks into the live capture routines), +dnl so just define the HAVE_ value if it's there. +dnl +AC_CHECK_FUNCS(pcap_breakloop) + +# +# Do we have the new open API? Check for pcap_create, and assume that, +# if we do, we also have pcap_activate() and the other new routines +# introduced in libpcap 1.0.0. +# +AC_CHECK_FUNCS(pcap_create) +if test $ac_cv_func_pcap_create = "yes" ; then + # + # OK, do we have pcap_set_tstamp_type? If so, assume we have + # pcap_list_tstamp_types and pcap_free_tstamp_types as well. + # + AC_CHECK_FUNCS(pcap_set_tstamp_type) + # + # And do we have pcap_set_tstamp_precision? If so, we assume + # we also have pcap_open_offline_with_tstamp_precision. + # + AC_CHECK_FUNCS(pcap_set_tstamp_precision) +fi + +# +# Check for a miscellaneous collection of functions which we use +# if we have them. +# +AC_CHECK_FUNCS(pcap_findalldevs) +if test $ac_cv_func_pcap_findalldevs = "yes" ; then +dnl Check for libpcap having pcap_findalldevs() but the pcap.h header +dnl not having pcap_if_t; some versions of Mac OS X shipped with pcap.h +dnl from 0.6 and libpcap 0.8, so that libpcap had pcap_findalldevs but +dnl pcap.h didn't have pcap_if_t. + savedcppflags="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS $V_INCLS" + AC_CHECK_TYPES(pcap_if_t, , , [#include <pcap.h>]) + CPPFLAGS="$savedcppflags" +fi +AC_CHECK_FUNCS(pcap_dump_flush pcap_lib_version) +if test $ac_cv_func_pcap_lib_version = "no" ; then + AC_MSG_CHECKING(whether pcap_version is defined by libpcap) + AC_TRY_LINK([], + [ + extern char pcap_version[]; + + return (int)pcap_version; + ], + ac_lbl_cv_pcap_version_defined=yes, + ac_lbl_cv_pcap_version_defined=no) + if test "$ac_lbl_cv_pcap_version_defined" = yes ; then + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_PCAP_VERSION, 1, [define if libpcap has pcap_version]) + else + AC_MSG_RESULT(no) + fi +fi +AC_CHECK_FUNCS(pcap_setdirection pcap_set_immediate_mode pcap_dump_ftell64) +AC_CHECK_FUNCS(pcap_open pcap_findalldevs_ex) +AC_REPLACE_FUNCS(pcap_dump_ftell) + +# +# Check for special debugging functions +# +AC_CHECK_FUNCS(pcap_set_parser_debug) +if test "$ac_cv_func_pcap_set_parser_debug" = "no" ; then + # + # OK, we don't have pcap_set_parser_debug() to set the libpcap + # filter expression parser debug flag; can we directly set the + # flag? + AC_MSG_CHECKING(whether pcap_debug is defined by libpcap) + AC_TRY_LINK([], + [ + extern int pcap_debug; + + return pcap_debug; + ], + ac_lbl_cv_pcap_debug_defined=yes, + ac_lbl_cv_pcap_debug_defined=no) + if test "$ac_lbl_cv_pcap_debug_defined" = yes ; then + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_PCAP_DEBUG, 1, [define if libpcap has pcap_debug]) + else + AC_MSG_RESULT(no) + # + # OK, what about "yydebug"? + # + AC_MSG_CHECKING(whether yydebug is defined by libpcap) + AC_TRY_LINK([], + [ + extern int yydebug; + + return yydebug; + ], + ac_lbl_cv_yydebug_defined=yes, + ac_lbl_cv_yydebug_defined=no) + if test "$ac_lbl_cv_yydebug_defined" = yes ; then + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_YYDEBUG, 1, [define if libpcap has yydebug]) + else + AC_MSG_RESULT(no) + fi + fi +fi +AC_CHECK_FUNCS(pcap_set_optimizer_debug) +AC_REPLACE_FUNCS(bpf_dump) dnl moved to libpcap in 0.6 + +V_GROUP=0 +if test -f /etc/group -a ! -z "`grep '^wheel:' /etc/group`" ; then + V_GROUP=wheel +fi +# +# Assume V7/BSD convention for man pages (file formats in section 5, +# miscellaneous info in section 7). +# +MAN_FILE_FORMATS=5 +MAN_MISC_INFO=7 +case "$host_os" in + +aix*) + dnl Workaround to enable certain features + AC_DEFINE(_SUN,1,[define on AIX to get certain functions]) + ;; + +hpux*) + # + # Use System V conventions for man pages. + # + MAN_FILE_FORMATS=4 + MAN_MISC_INFO=5 + ;; + +irix*) + V_GROUP=sys + + # + # Use System V conventions for man pages. + # + MAN_FILE_FORMATS=4 + MAN_MISC_INFO=5 + ;; + +osf*) + V_GROUP=system + + # + # Use System V conventions for man pages. + # + MAN_FILE_FORMATS=4 + MAN_MISC_INFO=5 + ;; + +solaris*) + V_GROUP=sys + + # + # Use System V conventions for man pages. + # + MAN_FILE_FORMATS=4 + MAN_MISC_INFO=5 + ;; +esac + +if test -f /dev/bpf0 ; then + V_GROUP=bpf +fi + +# +# Make sure we have a definition for C99's uintptr_t (regardless of +# whether the environment is a C99 environment or not). +# +AC_TYPE_UINTPTR_T + +# +# Check whether we have pcap/pcap-inttypes.h. +# If we do, we use that to get the C99 types defined. +# +savedcppflags="$CPPFLAGS" +CPPFLAGS="$CPPFLAGS $V_INCLS" +AC_CHECK_HEADERS(pcap/pcap-inttypes.h) +CPPFLAGS="$savedcppflags" + +# +# Define the old BSD specified-width types in terms of the C99 types; +# we may need them with libpcap include files. +# +AC_CHECK_TYPE([u_int8_t], , + [AC_DEFINE([u_int8_t], [uint8_t], + [Define to `uint8_t' if u_int8_t not defined.])], + [AC_INCLUDES_DEFAULT +#include <sys/types.h> +]) +AC_CHECK_TYPE([u_int16_t], , + [AC_DEFINE([u_int16_t], [uint16_t], + [Define to `uint16_t' if u_int16_t not defined.])], + [AC_INCLUDES_DEFAULT +#include <sys/types.h> +]) +AC_CHECK_TYPE([u_int32_t], , + [AC_DEFINE([u_int32_t], [uint32_t], + [Define to `uint32_t' if u_int32_t not defined.])], + [AC_INCLUDES_DEFAULT +#include <sys/types.h> +]) +AC_CHECK_TYPE([u_int64_t], , + [AC_DEFINE([u_int64_t], [uint64_t], + [Define to `uint64_t' if u_int64_t not defined.])], + [AC_INCLUDES_DEFAULT +#include <sys/types.h> +]) + +AC_PROG_RANLIB +AC_CHECK_TOOL([AR], [ar]) + +AC_LBL_DEVEL(V_CCOPT) + +# Check for OpenSSL/libressl libcrypto +AC_MSG_CHECKING(whether to use OpenSSL/libressl libcrypto) +# Specify location for both includes and libraries. +want_libcrypto=ifavailable +AC_ARG_WITH(crypto, + AS_HELP_STRING([--with-crypto]@<:@=DIR@:>@, + [use OpenSSL/libressl libcrypto (located in directory DIR, if specified) @<:@default=yes, if available@:>@]), +[ + if test $withval = no + then + # User doesn't want to link with libcrypto. + want_libcrypto=no + AC_MSG_RESULT(no) + elif test $withval = yes + then + # User wants to link with libcrypto but hasn't specified + # a directory. + want_libcrypto=yes + AC_MSG_RESULT(yes) + else + # User wants to link with libcrypto and has specified + # a directory, so use the provided value. + want_libcrypto=yes + libcrypto_root=$withval + AC_MSG_RESULT([yes, using the version installed in $withval]) + + # + # Put the subdirectories of the libcrypto root directory + # at the front of the header and library search path. + # + CFLAGS="-I$withval/include $CFLAGS" + LIBS="-L$withval/lib $LIBS" + fi +],[ + # + # Use libcrypto if it's present, otherwise don't; no directory + # was specified. + # + want_libcrypto=ifavailable + AC_MSG_RESULT([yes, if available]) +]) +if test "$want_libcrypto" != "no"; then + # + # Don't check for libcrypto unless we have its headers; + # Apple, bless their pointy little heads, apparently ship + # libcrypto as a library, but not the header files, in + # El Capitan, probably because they don't want you writing + # nasty portable code that could run on other UN*Xes, they + # want you writing code that uses their Shiny New Crypto + # Library and that only runs on macOS. + # + AC_CHECK_HEADER(openssl/crypto.h, + [ + AC_CHECK_LIB(crypto, DES_cbc_encrypt) + if test "$ac_cv_lib_crypto_DES_cbc_encrypt" = "yes"; then + AC_CHECK_HEADERS(openssl/evp.h) + # + # OK, then: + # + # 1) do we have EVP_CIPHER_CTX_new? + # If so, we use it to allocate an + # EVP_CIPHER_CTX, as EVP_CIPHER_CTX may be + # opaque; otherwise, we allocate it ourselves. + # + # 2) do we have EVP_DecryptInit_ex()? + # If so, we use it, because we need to be + # able to make two "initialize the cipher" + # calls, one with the cipher and key, and + # one with the IV, and, as of OpenSSL 1.1, + # You Can't Do That with EVP_DecryptInit(), + # because a call to EVP_DecryptInit() will + # unconditionally clear the context, and + # if you don't supply a cipher, it'll + # clear the cipher, rendering the context + # unusable and causing a crash. + # + AC_CHECK_FUNCS(EVP_CIPHER_CTX_new EVP_DecryptInit_ex) + fi + ]) +fi + +# Check for libcap-ng +AC_MSG_CHECKING(whether to use libcap-ng) +# Specify location for both includes and libraries. +want_libcap_ng=ifavailable +AC_ARG_WITH(cap_ng, + AS_HELP_STRING([--with-cap-ng], + [use libcap-ng @<:@default=yes, if available@:>@]), +[ + if test $withval = no + then + want_libcap_ng=no + AC_MSG_RESULT(no) + elif test $withval = yes + then + want_libcap_ng=yes + AC_MSG_RESULT(yes) + fi +],[ + # + # Use libcap-ng if it's present, otherwise don't. + # + want_libcap_ng=ifavailable + AC_MSG_RESULT([yes, if available]) +]) +if test "$want_libcap_ng" != "no"; then + AC_CHECK_LIB(cap-ng, capng_change_id) + AC_CHECK_HEADERS(cap-ng.h) +fi + +dnl +dnl set additional include path if necessary +if test "$missing_includes" = "yes"; then + CPPFLAGS="$CPPFLAGS -I$srcdir/missing" + V_INCLS="$V_INCLS -I$srcdir/missing" +fi + +AC_SUBST(V_CCOPT) +AC_SUBST(V_DEFS) +AC_SUBST(V_GROUP) +AC_SUBST(V_INCLS) +AC_SUBST(V_PCAPDEP) +AC_SUBST(LOCALSRC) +AC_SUBST(MAN_FILE_FORMATS) +AC_SUBST(MAN_MISC_INFO) + +AC_PROG_INSTALL + +AC_CONFIG_HEADER(config.h) + +AC_OUTPUT_COMMANDS([if test -f .devel; then + echo timestamp > stamp-h + cat $srcdir/Makefile-devel-adds >> Makefile + make depend || exit 1 +fi]) +AC_OUTPUT(Makefile tcpdump.1) +exit 0 |