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authorAlexandre Oliva <aoliva@redhat.com>2000-12-12 20:33:05 +0000
committerAlexandre Oliva <aoliva@redhat.com>2000-12-12 20:33:05 +0000
commit6ee6cea6cd1db9642da40ed6e4242768d5e9e3d5 (patch)
tree5bfbe379b748da80e3e54861da15fb8f4fd3e75b
parent9a8e2505e8462bab727be5f1e33e5c95a4a3f918 (diff)
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* configure.in: Disable language-specific target libraries for
languages that aren't enabled.
-rw-r--r--ChangeLog5
-rw-r--r--configure.in49
2 files changed, 54 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index 36e0305..23bd05a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2000-12-12 Alexandre Oliva <aoliva@redhat.com>
+
+ * configure.in: Disable language-specific target libraries for
+ languages that aren't enabled.
+
2000-11-24 Nick Clifton <nickc@redhat.com>
* configure.in (xscale-elf): Add target.
diff --git a/configure.in b/configure.in
index b9e1b71..f79d9a3 100644
--- a/configure.in
+++ b/configure.in
@@ -948,6 +948,55 @@ if [ x$with_gnu_as = xno ]; then
noconfigdirs="$noconfigdirs gas"
fi
+# Figure out what language subdirectories are present.
+# Look if the user specified --enable-languages="..."; if not, use
+# the environment variable $LANGUAGES if defined. $LANGUAGES might
+# go away some day.
+if test x"${enable_languages+set}" != xset; then
+ if test x"${LANGUAGES+set}" = xset; then
+ enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
+ else
+ enable_languages=all
+ fi
+else
+ if test x"${enable_languages}" = x; then
+ echo configure.in: --enable-languages needs at least one argument 1>&2
+ exit 1
+ fi
+fi
+subdirs=
+for lang in ${srcdir}/gcc/*/config-lang.in ..
+do
+ case $lang in
+ ..) ;;
+ # The odd quoting in the next line works around
+ # an apparent bug in bash 1.12 on linux.
+ ${srcdir}/gcc/[*]/config-lang.in) ;;
+ *)
+ lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^ ]*\).*$,\1,p' $lang`
+ this_lang_libs=`sed -n -e 's,^target_libs=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^target_libs=\([^ ]*\).*$,\1,p' $lang`
+ build_by_default=`sed -n -e 's,^build_by_default=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^build_by_default=\([^ ]*\).*$,\1,p' $lang`
+ if test "x$lang_alias" = x
+ then
+ echo "$lang doesn't set \$language." 1>&2
+ exit 1
+ fi
+ case ${build_by_default},${enable_languages}, in
+ *,$lang_alias,*) add_this_lang=yes ;;
+ no,*) add_this_lang=no ;;
+ *,all,*) add_this_lang=yes ;;
+ *) add_this_lang=no ;;
+ esac
+ if test x"${add_this_lang}" = xyes; then
+ eval target_libs='"$target_libs "'\"$this_lang_libs\"
+ else
+ eval noconfigdirs='"$noconfigdirs "'\"$this_lang_libs\"
+ fi
+ ;;
+ esac
+done
+
+
# Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
# $target_configdirs.
# If we have the source for $noconfigdirs entries, add them to $notsupp.