blob: 12a1dcc2b4c74376b6dede4393b50080f3fc2484 (
plain) (
blame)
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
40
41
42
43
44
45
|
/**
* @file
*
* @brief Manipulate Signal Sets
* @ingroup POSIXAPI
*/
/*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <errno.h>
#include <rtems/system.h>
#include <rtems/posix/sigset.h>
#include <rtems/seterr.h>
int sigismember(
const sigset_t *set,
int signo
)
{
if ( !set )
rtems_set_errno_and_return_minus_one( EINVAL );
if ( !signo )
return 0;
if ( !is_valid_signo(signo) )
rtems_set_errno_and_return_minus_one( EINVAL );
if ( *set & signo_to_mask(signo) )
return 1;
return 0;
}
|