glibc/setjmp/setjmp.c

36 lines
1.1 KiB
C

/* Copyright (C) 1991-2015 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/>. */
#include <errno.h>
#include <setjmp.h>
/* Save the current program position in ENV and return 0. */
int
__libc_sigsetjmp (jmp_buf env, int savemask)
{
/* Save the signal mask if requested. */
__sigjmp_save (env, savemask);
__set_errno (ENOSYS);
/* No way to signal failure. */
return 0;
}
weak_alias (__libc_sigsetjmp, __sigsetjmp)
stub_warning (__sigsetjmp)