sigismember()

See if a given signal is in a given set

Synopsis:

#include <signal.h>

int sigismember( const sigset_t *set,
                 int signo );

Since:

BlackBerry 10.0.0

Arguments:

set
A pointer to the sigset_t object that you want to check.
signo
The signal that you want to check for membership in the set. For more information, see " POSIX signals " in the documentation for SignalAction().

Library:

libc

Use the -l c option to qcc to link against this library. This library is usually included automatically.

Description:

The sigismember() function tests if signo is in the set pointed to by set.

Returns:

1
The signo is in the set.
0
The signo isn't in the set.
-1
An error occurred ( errno is set).

Errors:

EINVAL
The signal signo isn't valid.

Examples:

See sigemptyset().

Classification:

POSIX 1003.1

Safety:  
Cancellation point No
Interrupt handler Yes
Signal handler Yes
Thread Yes

Last modified: 2014-11-17



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