Bash  5.0-beta2
Bash - Bourne Again shell
posixjmp.h
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1 /* posixjmp.h -- wrapper for setjmp.h with changes for POSIX systems. */
2 
3 /* Copyright (C) 1987,1991-2015 Free Software Foundation, Inc.
4 
5  This file is part of GNU Bash, the Bourne Again SHell.
6 
7  Bash is free software: you can redistribute it and/or modify
8  it under the terms of the GNU General Public License as published by
9  the Free Software Foundation, either version 3 of the License, or
10  (at your option) any later version.
11 
12  Bash is distributed in the hope that it will be useful,
13  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  GNU General Public License for more details.
16 
17  You should have received a copy of the GNU General Public License
18  along with Bash. If not, see <http://www.gnu.org/licenses/>.
19 */
20 
21 #ifndef _POSIXJMP_H_
22 #define _POSIXJMP_H_
23 
24 #include <setjmp.h>
25 
26 /* This *must* be included *after* config.h */
27 
28 #if defined (HAVE_POSIX_SIGSETJMP)
29 # define procenv_t sigjmp_buf
30 
31 # define setjmp_nosigs(x) sigsetjmp((x), 0)
32 # define setjmp_sigs(x) sigsetjmp((x), 1)
33 
34 # define _rl_longjmp(x, n) siglongjmp((x), (n))
35 # define sh_longjmp(x, n) siglongjmp((x), (n))
36 #else
37 # define procenv_t jmp_buf
38 
39 # define setjmp_nosigs setjmp
40 # define setjmp_sigs setjmp
41 
42 # define _rl_longjmp(x, n) longjmp((x), (n))
43 # define sh_longjmp(x, n) longjmp((x), (n))
44 #endif
45 
46 #endif /* _POSIXJMP_H_ */