Better stack-protector behavior in FreeBSD

	* m4/sxe-compiler.m4 (SXE_STACK_FLAGS): Forcefully disable stack-protector on freebsd and output warning message..

Signed-off-by: Nelson Ferreira <nelson.ferreira@ieee.org>

diff --git a/m4/sxe-compiler.m4 b/m4/sxe-compiler.m4
index 8c7c566..49d0137 100644 (file)
--- a/m4/sxe-compiler.m4
+++ b/m4/sxe-compiler.m4
@@ -1616,7 +1616,11 @@ AC_DEFUN([SXE_STACK_FLAGS], [dnl
        if test "${sxe_cv_c_flags__fstack_protector}" = "yes" -a \
                "${ac_cv_lib_ssp___stack_chk_guard}" = "yes"; then
                ## only if ssp is guaranteed to work
-               diagflags="${diagflags} -fstack-protector"
+               if test "$opsys" = "freebsd"; then
+                       AS_MESSAGE("Disabling -fstack-protector because it is known to be broken in FreeBSD. Contact the sxemacs-devel@sxemacs.org if you disagree...")
+               else
+                       diagflags="${diagflags} -fstack-protector"
+               fi
        fi
 ])dnl SXE_STACK_FLAGS