1/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. Stub version.
2 Copyright (C) 1994-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#include <sysdep.h>
20#include <setjmp.h>
21
22#undef setjmp
23
24/* This implementation in C will not usually work, because the call
25 really needs to be a tail-call so __sigsetjmp saves the state of
26 the caller, not the state of this `setjmp' frame which then
27 immediate unwinds. */
28
29int
30setjmp (jmp_buf env)
31{
32 return __sigsetjmp (env: env, savemask: 1);
33}
34

source code of glibc/setjmp/bsd-setjmp.c