40 lines
1.3 KiB
Diff
40 lines
1.3 KiB
Diff
|
From f406041b58eadc716d6227408d3af553d566ffeb Mon Sep 17 00:00:00 2001
|
||
|
|
From: "Arnout Vandecappelle (Essensium/Mind)" <arnout@mind.be>
|
||
|
|
Date: Tue, 4 Apr 2017 17:31:29 +0200
|
||
|
|
Subject: [PATCH] configure: try linking to detect stack-protector support
|
||
|
|
|
||
|
|
Even if gcc accepts the -fstack-protector argument, it is possible that
|
||
|
|
the libssp support library is missing. Detect this by linking instead
|
||
|
|
of just compiling.
|
||
|
|
|
||
|
|
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
|
||
|
|
---
|
||
|
|
acinclude.m4 | 4 ++--
|
||
|
|
1 file changed, 2 insertions(+), 2 deletions(-)
|
||
|
|
|
||
|
|
diff --git a/acinclude.m4 b/acinclude.m4
|
||
|
|
index 3c84118..4725154 100644
|
||
|
|
--- a/acinclude.m4
|
||
|
|
+++ b/acinclude.m4
|
||
|
|
@@ -243,7 +243,7 @@ AC_DEFUN([GCC_STACK_PROTECT_CC],[
|
||
|
|
AC_MSG_CHECKING([whether ${CC} accepts -fstack-protector])
|
||
|
|
ssp_old_cflags="$CFLAGS"
|
||
|
|
CFLAGS="$CFLAGS -fstack-protector"
|
||
|
|
- AC_TRY_COMPILE(,,, ssp_cc=no)
|
||
|
|
+ AC_TRY_LINK(,,, ssp_cc=no)
|
||
|
|
echo $ssp_cc
|
||
|
|
if test "X$ssp_cc" = "Xno"; then
|
||
|
|
CFLAGS="$ssp_old_cflags"
|
||
|
|
@@ -259,7 +259,7 @@ AC_DEFUN([GCC_STACK_PROTECT_CXX],[
|
||
|
|
AC_MSG_CHECKING([whether ${CXX} accepts -fstack-protector])
|
||
|
|
ssp_old_cxxflags="$CXXFLAGS"
|
||
|
|
CXXFLAGS="$CXXFLAGS -fstack-protector"
|
||
|
|
- AC_TRY_COMPILE(,,, ssp_cxx=no)
|
||
|
|
+ AC_TRY_LINK(,,, ssp_cxx=no)
|
||
|
|
echo $ssp_cxx
|
||
|
|
if test "X$ssp_cxx" = "Xno"; then
|
||
|
|
CXXFLAGS="$ssp_old_cxxflags"
|
||
|
|
--
|
||
|
|
2.11.0
|
||
|
|
|