Changeset ce27cc1

Timestamp:

Sep 14, 2009, 11:35:39 PM (15 years ago)

Author:

Anders Kaseorg <andersk@mit.edu>

Branches:

master, release-1.10, release-1.4, release-1.5, release-1.6, release-1.7, release-1.8, release-1.9

Children:

b3a77b1

Parents:

d7cc50b

git-author:

Anders Kaseorg <andersk@mit.edu> (09/14/09 21:20:51)

git-committer:

Anders Kaseorg <andersk@mit.edu> (09/14/09 23:35:39)

Message:

configure.ac: Reimplement -fstack-protector check with AX_C_CHECK_FLAG.

Signed-off-by: Anders Kaseorg <andersk@mit.edu>

File:

• configure.ac (modified) (1 diff)

configure.ac

@@ -50 +50 @@
 
 AS_IF([test "x$with_stack_protector" != xno],
-  [
-    SAVE_CFLAGS=$CFLAGS
-    CFLAGS="$CFLAGS -fstack-protector"
-    AC_MSG_CHECKING(whether protection cflags work)
-    AC_COMPILE_IFELSE(int i;,
-        [AC_MSG_RESULT(yes)],
-        [AC_MSG_RESULT(no)
-        CFLAGS=$SAVE_CFLAGS
-        if test "x$with_stack_protector" != xcheck; then
-          AC_MSG_FAILURE([--with-stack-protector selected, but gcc does support it.])
-        fi])
-    AC_CHECK_LIB(ssp, __stack_chk_guard)
-  ])
+  [AX_C_CHECK_FLAG([-fstack-protector],[],[],
+    [CFLAGS="$CFLAGS -fstack-protector"],
+    [if test "x$with_stack_protector" != xcheck; then
+       AC_MSG_FAILURE([--with-stack-protector selected, but gcc does support it.])
+     fi
+    ])])
 
 AC_CHECK_LIB(ncursesw, initscr,, AC_MSG_ERROR(No libncursesw found.))