From 9e1a94f4a18ab83359a4cd380f3bbc90c047542a Mon Sep 17 00:00:00 2001 From: Ian Lance Taylor Date: Sun, 21 Nov 2010 01:56:30 +0000 Subject: * configure.ac: Only disable a language library if no language needs it. Don't let --disable-libgcj uncondtionally disable libffi. * configure: Rebuild. Also moved ChangeLog entry to correct file. --- configure.ac | 24 +++++++++++++++++++++--- 1 file changed, 21 insertions(+), 3 deletions(-) (limited to 'configure.ac') diff --git a/configure.ac b/configure.ac index 1fd25aa..0a5c276 100644 --- a/configure.ac +++ b/configure.ac @@ -451,7 +451,8 @@ yes) ;; no) # Make sure we get it printed in the list of not supported target libs. - noconfigdirs="$noconfigdirs ${libgcj}" + # Don't disable libffi, though, other languages use it. + noconfigdirs="$noconfigdirs `echo ${libgcj} | sed -e 's/target-libffi//'`" ;; esac @@ -1765,6 +1766,9 @@ if test -d ${srcdir}/gcc; then missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ ` potential_languages=,c, + enabled_target_libs= + disabled_target_libs= + for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do case ${lang_frag} in ..) ;; @@ -1842,17 +1846,20 @@ if test -d ${srcdir}/gcc; then case $add_this_lang in unsupported) # Remove language-dependent dirs. - eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\" + disabled_target_libs="$disabled_target_libs $target_libs" + noconfigdirs="$noconfigdirs $lang_dirs" ;; no) # Remove language-dependent dirs; still show language as supported. - eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\" + disabled_target_libs="$disabled_target_libs $target_libs" + noconfigdirs="$noconfigdirs $lang_dirs" potential_languages="${potential_languages}${language}," ;; yes) new_enable_languages="${new_enable_languages}${language}," potential_languages="${potential_languages}${language}," missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"` + enabled_target_libs="$enabled_target_libs $target_libs" case "${boot_language}:,$enable_stage1_languages," in yes:* | *:*,$language,* | *:*,yes, | *:*,all,) # Add to (comma-separated) list of stage 1 languages. @@ -1870,6 +1877,17 @@ if test -d ${srcdir}/gcc; then esac done + # Add target libraries which are only needed for disabled languages + # to noconfigdirs. + if test -n "$disabled_target_libs"; then + for dir in $disabled_target_libs; do + case " $enabled_target_libs " in + *" ${dir} "*) ;; + *) noconfigdirs="$noconfigdirs $dir" ;; + esac + done + fi + AC_ARG_ENABLE(stage1-languages, [ --enable-stage1-languages@<:@=all@:>@ choose additional languages to build during stage1. Mostly useful for compiler development.], -- cgit v1.1