top level:

[thirdparty/binutils-gdb.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 087e5fe4566aec6500dce3da1960e2ad6472a11d..7e342adeb22fa5cbf3ff902f6c056d5399a0343c 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
-#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-#   2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
+#   2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
 #
 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
@@ -85,14 +85,24 @@ 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'`
 AC_SUBST(TOPLEVEL_CONFIGURE_ARGUMENTS)
 
 moveifchange=${srcdir}/move-if-change