NAME

sigpending - examine pending signals

SYNOPSIS

#include <signal.h>

int sigpending(sigset_t *set);

DESCRIPTION

sigpending() returns the set of signals that are pending for delivery to the calling thread (i.e., the signals which have been raised while blocked). The mask of pending signals is returned in set.

RETURN VALUE

sigpending() returns 0 on success and -1 on error.

ERRORS

EFAULT

set points to memory which is not a valid part of the process address space.

NOTES

sigsetops(3) for details on manipulating signal sets.

CONFORMING TO

POSIX.1-2001.

SEE ALSO

kill(2), sigaction(2), signal(2), sigprocmask(2), sigsuspend(2), sigsetops(3), signal(7)