diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/hppa/____longjmp_chk.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/hppa/____longjmp_chk.c | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/sysdeps/unix/sysv/linux/hppa/____longjmp_chk.c b/sysdeps/unix/sysv/linux/hppa/____longjmp_chk.c deleted file mode 100644 index 48aaeb36c9..0000000000 --- a/sysdeps/unix/sysv/linux/hppa/____longjmp_chk.c +++ /dev/null @@ -1,47 +0,0 @@ -/* Copyright (C) 2009-2017 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 General Public License - along with GCC; see the file COPYING. If not, write to the Free - Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA - 02110-1301, USA. */ - -#include <stdio.h> -#include <signal.h> -#include <sysdep.h> -#define __longjmp ____longjmp_chk -#define CHECK_SP(sp) \ - do { \ - register unsigned long this_sp asm ("r30"); \ - /* The stack grows up, therefore frames that were created and then \ - destroyed must all have stack values higher than ours. */ \ - if ((unsigned long) (sp) > this_sp) \ - { \ - stack_t oss; \ - INTERNAL_SYSCALL_DECL (err); \ - int result = INTERNAL_SYSCALL (sigaltstack, err, 2, NULL, &oss);\ - /* If we aren't using an alternate stack then we have already \ - shown that we are jumping to a frame that doesn't exist so \ - error out. If we are using an alternate stack we must prove \ - that we are jumping *out* of the alternate stack. Note that \ - the check for that is the same as that for _STACK_GROWS_UP \ - as for _STACK_GROWS_DOWN. */ \ - if (!INTERNAL_SYSCALL_ERROR_P (result, err) \ - && ((oss.ss_flags & SS_ONSTACK) == 0 \ - || ((unsigned long) oss.ss_sp + oss.ss_size \ - - (unsigned long) (sp)) < oss.ss_size)) \ - __fortify_fail ("longjmp causes uninitialized stack frame"); \ - } \ - } while (0) - -#include <__longjmp.c> |