/* Copyright (C) 1991, 1992 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.

You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB.  If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA.  */

#include <ansidecl.h>
#include <stddef.h>
#include <setjmp.h>
#include <signal.h>


/* Set the signal mask to the one specified in ENV, and jump
   to the position specified in ENV, causing the sigsetjmp
   call there to return VAL, or 1 if VAL is 0.  */
__NORETURN
void
DEFUN(siglongjmp, (env, val), CONST sigjmp_buf env AND int val)
{
  if (env[0].__mask_was_saved)
    (void) sigprocmask (SIG_SETMASK, &env[0].__saved_mask, (sigset_t *) NULL);

  longjmp (env[0].__jmpbuf, val);
}
