* sysdeps/mips/____longjmp_chk.c: New file.
* sysdeps/mips/__longjmp.c: If CHECK_SP is defined, use it. Don't
undefine __longjmp.
* sysdeps/mips64/__longjmp.c: Likewise.
2009-05-16 Joseph Myers <joseph@codesourcery.com>
+ * sysdeps/mips/____longjmp_chk.c: New file.
+ * sysdeps/mips/__longjmp.c: If CHECK_SP is defined, use it. Don't
+ undefine __longjmp.
+ * sysdeps/mips64/__longjmp.c: Likewise.
+
+2009-05-16 Joseph Myers <joseph@codesourcery.com>
+
* sysdeps/unix/sysv/linux/mips/mips64/n32/fallocate.c,
sysdeps/unix/sysv/linux/mips/mips64/n32/fallocate64.c,
sysdeps/unix/sysv/linux/mips/mips64/n64/fallocate.c,
--- /dev/null
+/* Copyright (C) 2009 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <stdio.h>
+#define __longjmp ____longjmp_chk
+#define CHECK_SP
+#include <__longjmp.c>
-/* Copyright (C) 1992, 1995, 1997, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1995, 1997, 2000, 2009 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Brendan Kehoe (brendan@zen.org).
#include <setjmp.h>
#include <stdlib.h>
-#undef __longjmp
-
#ifndef __GNUC__
#error This file uses GNU C extensions; you must compile with GCC.
#endif
Without this it saves $a1 in a register which gets clobbered
along the way. */
register int val asm ("a1");
+#ifdef CHECK_SP
+ register long sp asm ("$29");
+ if ((long) (env[0].__sp) < sp)
+ __fortify_fail ("longjmp causes uninitialized stack frame");
+#endif
#ifdef __mips_hard_float
/* Pull back the floating point callee-saved registers. */
-/* Copyright (C) 1992, 1995, 1997, 2000, 2003, 2004
+/* Copyright (C) 1992, 1995, 1997, 2000, 2003, 2004, 2009
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Brendan Kehoe (brendan@zen.org).
#include <sgidefs.h>
#include <stdlib.h>
-#undef __longjmp
-
#ifndef __GNUC__
#error This file uses GNU C extensions; you must compile with GCC.
#endif
Without this it saves $a1 in a register which gets clobbered
along the way. */
register int val asm ("a1");
+#ifdef CHECK_SP
+ register long long sp asm ("$29");
+ if ((long long) (env[0].__sp) < sp)
+ __fortify_fail ("longjmp causes uninitialized stack frame");
+#endif
#ifdef __mips_hard_float
/* Pull back the floating point callee-saved registers. */