glibc/sysdeps/generic/bsd-setjmp.c
1999-06-18 19:05:09 +00:00

35 lines
1.3 KiB
C

/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. Stub version.
Copyright (C) 1994, 1997, 1999 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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <sysdep.h>
#include <setjmp.h>
#undef setjmp
/* This implementation in C will not usually work, because the call
really needs to be a tail-call so __sigsetjmp saves the state of
the caller, not the state of this `setjmp' frame which then
immediate unwinds. */
int
setjmp (jmp_buf env)
{
return __sigsetjmp (env, 1);
}