sigpending(2)
NAME
sigpending − examine signals that are blocked and pending
SYNOPSIS
#include <signal.h>
int sigpending(sigset_t ∗set);
DESCRIPTION
The sigpending() function retrieves those signals that have been sent to the calling process but are being blocked from delivery by the calling process’s signal mask. The signals are stored in the space pointed to by the argument set.
RETURN VALUES
On success, sigpending() returns zero. On failure, it returns −1 and sets errno to indicate the error.
ERRORS
sigpending() fails if the following is true:
EFAULT set points to an illegal address.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
| MT-Level | Async-Signal-Safe |
SEE ALSO
sigaction(2), sigprocmask(2), sigsetops(3C), attributes(5)
SunOS 5.6 — Last change: 28 Dec 1996