blob: a5d01fe7456ede3886cae1d9d1926016af3fa36b (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
/* Copyright (C) 1991, 1994-1998, 2001-2002 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <signal.h>
#include <sigset-cvt-mask.h>
/* Block signals in MASK, returning the old mask. */
int
__sigblock (mask)
int mask;
{
sigset_t set, oset;
if (sigset_set_old_mask (&set, mask) < 0)
return -1;
if (__sigprocmask (SIG_BLOCK, &set, &oset) < 0)
return -1;
return sigset_get_old_mask (&oset);
}
weak_alias (__sigblock, sigblock)
|
