2007-02-17 Mark Mitchell <mark@codesourcery.com>

            Nathan Sidwell  <nathan@codesourcery.com>
            Vladimir Prus  <vladimir@codesourcery.com
            Joseph Myers  <joseph@codesourcery.com>

	* configure.ac (TOPLEVEL_CONFIGURE_ARGUMENTS): Fix quoting.
	* configure: Regenerate.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@122073 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 18 insertions, 8 deletions

diff --git a/configure b/configure
index ace7014b526..6bdaf81c304 100755
--- a/configure
+++ b/configure
@@ -1615,14 +1615,24 @@ progname=$0
 # if PWD already has a value, it is probably wrong.
 if test -n "$PWD" ; then PWD=`${PWDCMD-pwd}`; fi
 
-# Export original configure arguments for use by sub-configures.  These
-# will be expanded by make, so quote '$'.
-tmp="$progname $@"
-sed -e 's,\$,$$,g' <<EOF_SED > conftestsed.out
-$tmp
-EOF_SED
-TOPLEVEL_CONFIGURE_ARGUMENTS=`cat conftestsed.out`
-rm -f conftestsed.out
+# Export original configure arguments for use by sub-configures.
+# Quote arguments with shell meta charatcers.
+TOPLEVEL_CONFIGURE_ARGUMENTS=
+set -- "$progname" "$@"
+for ac_arg; do
+  case "$ac_arg" in
+  *" "*|*"	"*|*\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?*)
+    ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
+    # if the argument is of the form -foo=baz, quote the baz part only
+    ac_arg=`echo "'$ac_arg'" | sed "s/^'\([-a-zA-Z0-9]*=\)/\\1'/"` ;;
+  *) ;;
+  esac
+  # Add the quoted argument to the list.
+  TOPLEVEL_CONFIGURE_ARGUMENTS="$TOPLEVEL_CONFIGURE_ARGUMENTS $ac_arg"
+done
+# Remove the initial space we just introduced and, as these will be
+# expanded by make, quote '$'.
+TOPLEVEL_CONFIGURE_ARGUMENTS=`echo "x$TOPLEVEL_CONFIGURE_ARGUMENTS" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
 
 
 moveifchange=${srcdir}/move-if-change