From 401a9ec9cad6fe21a6471f926152dbaff64d2212 Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Tue, 19 Jul 2005 15:35:50 +0000
Subject: * configure.in: Check for -fstack-protector gcc option.

	* config.make.in (have-ssp): Add template.
	* nscd/Makefile (nscd-cflags): Add -fstack-protector if supported.

	* nscd/nscd.c (main): Don't ignore result of chdir call.
---
 configure.in | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'configure.in')

diff --git a/configure.in b/configure.in
index 4396891db5..21756e00a8 100644
--- a/configure.in
+++ b/configure.in
@@ -1508,6 +1508,21 @@ if test $libc_cv_fno_unit_at_a_time = yes; then
 fi
 AC_SUBST(fno_unit_at_a_time)
 
+AC_CACHE_CHECK(for -fstack-protector, libc_cv_ssp, [dnl
+cat > conftest.c <<EOF
+int foo;
+main () { return 0;}
+EOF
+if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -fstack-protector
+			    -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
+then
+  libc_cv_ssp=yes
+else
+  libc_cv_ssp=no
+fi
+rm -f conftest*])
+AC_SUBST(libc_cv_ssp)
+
 if test $elf != yes; then
   AC_CACHE_CHECK(for .init and .fini sections, libc_cv_have_initfini,
 		 [AC_TRY_COMPILE(, [asm (".section .init");
-- 
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