* acinclude.m4 (GLIBCPP_ENABLE_THREADS): Protect variable from shell

	expansion (thanks to Alexandre Oliva).
	* aclocal.m4: Regenerate.
	* configure: Regenerate.

Also, re-add last comment since Benjamin accidentally trashed it with
his last check-in.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@43715 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 4 insertions, 4 deletions

diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure
index 7244658a7a8..dc1baca4795 100755
--- a/libstdc++-v3/configure
+++ b/libstdc++-v3/configure
@@ -16871,13 +16871,13 @@ cat >> $CONFIG_STATUS <<\EOF
 test -z "$CONFIG_HEADERS" || echo timestamp > stamp-h
 d=include/bits; a='[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]'
     rm -f $d/gthr.h $d/gthr-single.h $d/gthr-default.h
-    sed '/^#/s/\('$a$a'*\)/_GLIBCPP_\1/g' <$d/gthr.h-in \
+    sed '/^#/s/\('"$a$a"'*\)/_GLIBCPP_\1/g' <$d/gthr.h-in \
       | sed 's,"gthr-,"bits/gthr-,' >$d/gthr.h
     sed 's/\(UNUSED\)/_GLIBCPP_\1/g' <$d/gthr-single.h-in \
-      | sed 's/\(GCC'$a'*_H\)/_GLIBCPP_\1/g' >$d/gthr-single.h
+      | sed 's/\(GCC'"$a"'*_H\)/_GLIBCPP_\1/g' >$d/gthr-single.h
     sed 's/\(UNUSED\)/_GLIBCPP_\1/g' <$d/gthr-default.h-in \
-      | sed 's/\(GCC'$a'*_H\)/_GLIBCPP_\1/g' \
-      | sed 's/\('$a'*WEAK\)/_GLIBCPP_\1/g' >$d/gthr-default.h
+      | sed 's/\(GCC'"$a"'*_H\)/_GLIBCPP_\1/g' \
+      | sed 's/\('"$a"'*WEAK\)/_GLIBCPP_\1/g' >$d/gthr-default.h
 if test -n "$CONFIG_FILES"; then
   ac_file=Makefile . ${glibcpp_basedir}/../config-ml.in
   grep '^MULTISUBDIR =' Makefile >> src/Makefile