📄 configure
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# Let the user override the test. ac_cv_path_NM="$NM"else IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}" for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do test -z "$ac_dir" && ac_dir=. if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext ; then # Check to see if the nm accepts a BSD-compat flag. # Adding the `sed 1q' prevents false positives on HP-UX, which says: # nm: unknown option "B" ignored if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then ac_cv_path_NM="$ac_dir/nm -B" break elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then ac_cv_path_NM="$ac_dir/nm -p" break else ac_cv_path_NM=${ac_cv_path_NM="$ac_dir/nm"} # keep the first match, but continue # so that we can try to find one that supports BSD flags fi fi done IFS="$ac_save_ifs" test -z "$ac_cv_path_NM" && ac_cv_path_NM=nmfifiNM="$ac_cv_path_NM"echo "$ac_t""$NM" 1>&6echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6echo "configure:1309: checking whether ln -s works" >&5if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else rm -f conftestdataif ln -s X conftestdata 2>/dev/nullthen rm -f conftestdata ac_cv_prog_LN_S="ln -s"else ac_cv_prog_LN_S=lnfifiLN_S="$ac_cv_prog_LN_S"if test "$ac_cv_prog_LN_S" = "ln -s"; then echo "$ac_t""yes" 1>&6else echo "$ac_t""no" 1>&6fi# Check for any special flags to pass to ltconfig.libtool_flags="--cache-file=$cache_file"test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install"test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc"test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"# Check whether --enable-libtool-lock or --disable-libtool-lock was given.if test "${enable_libtool_lock+set}" = set; then enableval="$enable_libtool_lock" :fitest "x$enable_libtool_lock" = xno && libtool_flags="$libtool_flags --disable-lock"test x"$silent" = xyes && libtool_flags="$libtool_flags --silent"# Some flags need to be propagated to the compiler or linker for good# libtool support.case "$host" in*-*-irix6*) # Find out which ABI we are using. echo '#line 1353 "configure"' > conftest.$ac_ext if { (eval echo configure:1354: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then case "`/usr/bin/file conftest.o`" in *32-bit*) LD="${LD-ld} -32" ;; *N32*) LD="${LD-ld} -n32" ;; *64-bit*) LD="${LD-ld} -64" ;; esac fi rm -rf conftest* ;;*-*-sco3.2v5*) # On SCO OpenServer 5, we need -belf to get full-featured binaries. SAVE_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -belf" echo $ac_n "checking whether the C compiler needs -belf""... $ac_c" 1>&6echo "configure:1375: checking whether the C compiler needs -belf" >&5if eval "test \"`echo '$''{'lt_cv_cc_needs_belf'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else cat > conftest.$ac_ext <<EOF#line 1380 "configure"#include "confdefs.h"int main() {; return 0; }EOFif { (eval echo configure:1387: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* lt_cv_cc_needs_belf=yeselse echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -rf conftest* lt_cv_cc_needs_belf=nofirm -f conftest*fiecho "$ac_t""$lt_cv_cc_needs_belf" 1>&6 if test x"$lt_cv_cc_needs_belf" != x"yes"; then # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf CFLAGS="$SAVE_CFLAGS" fi ;;esac# Save cache, so that ltconfig can load itcat > confcache <<\EOF# This file is a shell script that caches the results of configure# tests run on this system so they can be shared between configure# scripts and configure runs. It is not useful on other systems.# If it contains results you don't want to keep, you may remove or edit it.## By default, configure uses ./config.cache as the cache file,# creating it if it does not exist already. You can give configure# the --cache-file=FILE option to use a different cache file; that is# what configure does when it calls configure scripts in# subdirectories, so they share the cache.# Giving --cache-file=/dev/null disables caching, for debugging configure.# config.status only pays attention to the cache file if you give it the# --recheck option to rerun configure.#EOF# The following way of writing the cache mishandles newlines in values,# but we know of no workaround that is simple, portable, and efficient.# So, don't put newlines in cache variables' values.# Ultrix sh set writes to stderr and can't be redirected directly,# and sets the high bit in the cache file unless we assign to the vars.(set) 2>&1 | case `(ac_space=' '; set | grep ac_space) 2>&1` in *ac_space=\ *) # `set' does not quote correctly, so add quotes (double-quote substitution # turns \\\\ into \\, and sed turns \\ into \). sed -n \ -e "s/'/'\\\\''/g" \ -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p" ;; *) # `set' quotes correctly as required by POSIX, so do not add quotes. sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p' ;; esac >> confcacheif cmp -s $cache_file confcache; then :else if test -w $cache_file; then echo "updating cache $cache_file" cat confcache > $cache_file else echo "not updating unwritable cache $cache_file" fifirm -f confcache# Actually configure libtool. ac_aux_dir is where install-sh is found.CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \LD="$LD" LDFLAGS="$LDFLAGS" LIBS="$LIBS" \LN_S="$LN_S" NM="$NM" RANLIB="$RANLIB" \DLLTOOL="$DLLTOOL" AS="$AS" OBJDUMP="$OBJDUMP" \${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \$libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \|| { echo "configure: error: libtool configure failed" 1>&2; exit 1; }# Reload cache, that may have been modified by ltconfigif test -r "$cache_file"; then echo "loading cache $cache_file" . $cache_fileelse echo "creating cache $cache_file" > $cache_filefi# This can be used to rebuild libtool when neededLIBTOOL_DEPS="$ac_aux_dir/ltconfig $ac_aux_dir/ltmain.sh"# Always use our own libtool.LIBTOOL='$(SHELL) $(top_builddir)/libtool'# Redirect the config.log output again, so that the ltconfig log is not# clobbered by the next message.exec 5>>./config.logecho $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6echo "configure:1489: checking how to run the C preprocessor" >&5# On Suns, sometimes $CPP names a directory.if test -n "$CPP" && test -d "$CPP"; then CPP=fiif test -z "$CPP"; thenif eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else # This must be in double quotes, not single quotes, because CPP may get # substituted into the Makefile and "${CC-cc}" will confuse make. CPP="${CC-cc} -E" # On the NeXT, cc -E runs the code through the compiler's parser, # not just through cpp. cat > conftest.$ac_ext <<EOF#line 1504 "configure"#include "confdefs.h"#include <assert.h>Syntax ErrorEOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:1510: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`if test -z "$ac_err"; then :else echo "$ac_err" >&5 echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -rf conftest* CPP="${CC-cc} -E -traditional-cpp" cat > conftest.$ac_ext <<EOF#line 1521 "configure"#include "confdefs.h"#include <assert.h>Syntax ErrorEOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:1527: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`if test -z "$ac_err"; then :else echo "$ac_err" >&5 echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -rf conftest* CPP="${CC-cc} -nologo -E" cat > conftest.$ac_ext <<EOF#line 1538 "configure"#include "confdefs.h"#include <assert.h>Syntax ErrorEOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:1544: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`if test -z "$ac_err"; then :else echo "$ac_err" >&5 echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -rf conftest* CPP=/lib/cppfirm -f conftest*firm -f conftest*firm -f conftest* ac_cv_prog_CPP="$CPP"fi CPP="$ac_cv_prog_CPP"else ac_cv_prog_CPP="$CPP"fiecho "$ac_t""$CPP" 1>&6missing_dir=`cd $ac_aux_dir && pwd`for ac_prog in flex lexdo# Extract the first word of "$ac_prog", so it can be a program name with args.set dummy $ac_prog; ac_word=$2echo $ac_n "checking for $ac_word""... $ac_c" 1>&6echo "configure:1574: checking for $ac_word" >&5if eval "test \"`echo '$''{'ac_cv_prog_LEX'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else if test -n "$LEX"; then ac_cv_prog_LEX="$LEX" # Let the user override the test.else IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" ac_dummy="$PATH" for ac_dir in $ac_dummy; do test -z "$ac_dir" && ac_dir=. if test -f $ac_dir/$ac_word; then ac_cv_prog_LEX="$ac_prog" break fi done IFS="$ac_save_ifs"fifiLEX="$ac_cv_prog_LEX"if test -n "$LEX"; then echo "$ac_t""$LEX" 1>&6else echo "$ac_t""no" 1>&6fitest -n "$LEX" && breakdonetest -n "$LEX" || LEX=""$missing_dir/missing flex""# Extract the first word of "flex", so it can be a program name with args.set dummy flex; ac_word=$2echo $ac_n "checking for $ac_word""... $ac_c" 1>&6echo "configure:1607: checking for $ac_word" >&5if eval "test \"`echo '$''{'ac_cv_prog_LEX'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else if test -n "$LEX"; then ac_cv_prog_LEX="$LEX" # Let the user override the test.else IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" ac_dummy="$PATH" for ac_dir in $ac_dummy; do test -z "$ac_dir" && ac_dir=. if test -f $ac_dir/$ac_word; then ac_cv_prog_LEX="flex" break fi done IFS="$ac_save_ifs" test -z "$ac_cv_prog_LEX" && ac_cv_prog_LEX="lex"fifiLEX="$ac_cv_prog_LEX"if test -n "$LEX"; then echo "$ac_t""$LEX" 1>&6else echo "$ac_t""no" 1>&6fiif test -z "$LEXLIB"then case "$LEX" in flex*) ac_lib=fl ;; *) ac_lib=l ;; esac echo $ac_n "checking for yywrap in -l$ac_lib""... $ac_c" 1>&6echo "configure:1641: checking for yywrap in -l$ac_lib" >&5ac_lib_var=`echo $ac_lib'_'yywrap | sed 'y%./+-%__p_%'`if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else ac_save_LIBS="$LIBS"LIBS="-l$ac_lib $LIBS"cat > conftest.$ac_ext <<EOF#line 1649 "configure"#include "confdefs.h"/* Override any gcc2 internal prototype to avoid an error. *//* We use char because int might match the return type of a gcc2 builtin and then its argument prototype would still apply. */char yywrap();int main() {yywrap(); return 0; }EOFif { (eval echo configure:1660: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes"else echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=no"firm -f conftest*LIBS="$ac_save_LIBS"fiif eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then echo "$ac_t""yes" 1>&6 LEXLIB="-l$ac_lib"else echo "$ac_t""no" 1>&6fifiecho $ac_n "checking lex output file root""... $ac_c" 1>&6echo "configure:1683: checking lex output file root" >&5if eval "test \"`echo '$''{'ac_cv_prog_lex_root'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else # The minimal lex program is just a single line: %%. But some broken lexes# (Solaris, I think it was) want two %% lines, so accommodate them.echo '%%%%' | $LEXif test -f lex.yy.c; then ac_cv_prog_lex_root=lex.yyelif test -f lexyy.c; then ac_cv_prog_lex_root=lexyyelse { echo "configure: error: cannot find output from $LEX; giving up" 1>&2; exit 1; }fifiecho "$ac_t""$ac_cv_prog_lex_root" 1>&6LEX_OUTPUT_ROOT=$ac_cv_prog_lex_root
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