sigdelset()

delete a signal from a set

Synopsis:

#include <signal.h>
int sigdelset( sigset_t *set, int signo );

Description:

The sigdelset() function deletes signo from the set pointed to by set.

Returns:

0: Success
-1: An error occurred. errno is set to indicate the error.

Errors:

EINVAL: The signal signo isn't valid.

Examples:

See sigemptyset().

Classification:

POSIX 1003.1

Safety:
Interrupt handler	Yes
Signal handler	Yes, but modifies errno
Thread	Yes

See also:

errno, kill(), raise(), sigaction(), sigaddset(), sigemptyset(), sigfillset(), sigismember(), signal(), sigpending(), sigprocmask()