]>
Commit | Line | Data |
---|---|---|
b168057a | 1 | /* Copyright (C) 1991-2015 Free Software Foundation, Inc. |
c84142e8 UD |
2 | This file is part of the GNU C Library. |
3 | ||
4 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
c84142e8 UD |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
c84142e8 | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
28f540f4 RM |
17 | |
18 | #include <stddef.h> | |
19 | #include <setjmp.h> | |
20 | #include <signal.h> | |
21 | ||
22 | ||
23 | /* Set the signal mask to the one specified in ENV, and jump | |
24 | to the position specified in ENV, causing the setjmp | |
25 | call there to return VAL, or 1 if VAL is 0. */ | |
26 | void | |
8619129f | 27 | __libc_siglongjmp (sigjmp_buf env, int val) |
28f540f4 | 28 | { |
1474b80f RM |
29 | /* Perform any cleanups needed by the frames being unwound. */ |
30 | _longjmp_unwind (env, val); | |
31 | ||
28f540f4 RM |
32 | if (env[0].__mask_was_saved) |
33 | /* Restore the saved signal mask. */ | |
34 | (void) __sigprocmask (SIG_SETMASK, &env[0].__saved_mask, | |
35 | (sigset_t *) NULL); | |
36 | ||
37 | /* Call the machine-dependent function to restore machine state. */ | |
38 | __longjmp (env[0].__jmpbuf, val ?: 1); | |
39 | } | |
40 | ||
b50f8e42 | 41 | #ifndef __libc_siglongjmp |
8619129f | 42 | strong_alias (__libc_siglongjmp, __libc_longjmp) |
e9395a94 | 43 | libc_hidden_def (__libc_longjmp) |
8619129f UD |
44 | weak_alias (__libc_siglongjmp, _longjmp) |
45 | weak_alias (__libc_siglongjmp, longjmp) | |
46 | weak_alias (__libc_siglongjmp, siglongjmp) | |
b50f8e42 | 47 | #endif |