glibc/sysdeps/s390/v1-longjmp.c
2014-01-07 09:36:31 +01:00

58 lines
2.0 KiB
C

/* Copyright (C) 2013 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, see
<http://www.gnu.org/licenses/>.
Versioned copy of sysdeps/generic/longjmp.c modified for extended
jmpbuf. */
#include <shlib-compat.h>
#include <stddef.h>
#include <signal.h>
#include "v1-setjmp.h"
#if !defined NOT_INT_libc && defined SHARED
# if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_19)
void
__v1__libc_siglongjmp (__v1__sigjmp_buf env, int val)
{
/* Perform any cleanups needed by the frames being unwound. */
_longjmp_unwind (env, val);
if (env[0].__mask_was_saved)
/* Restore the saved signal mask. */
(void) __sigprocmask (SIG_SETMASK, &env[0].__saved_mask,
(sigset_t *) NULL);
/* Call the machine-dependent function to restore machine state. */
__v1__longjmp (env[0].__jmpbuf, val ?: 1);
}
# ifndef __v1__longjmp
strong_alias (__v1__libc_siglongjmp, __v1__libc_longjmp)
libc_hidden_def (__v1__libc_longjmp)
weak_alias (__v1__libc_siglongjmp, __v1_longjmp)
weak_alias (__v1__libc_siglongjmp, __v1longjmp)
weak_alias (__v1__libc_siglongjmp, __v1siglongjmp)
compat_symbol (libc, __v1_longjmp, _longjmp, GLIBC_2_0);
compat_symbol (libc, __v1longjmp, longjmp, GLIBC_2_0);
compat_symbol (libc, __v1siglongjmp, siglongjmp, GLIBC_2_0);
# endif /* ifndef __v1__longjmp */
# endif /* SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_19) */
#endif /* if !defined NOT_INT_libc && defined SHARED */