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SIGPENDING(2) System Calls Manual SIGPENDING(2)

sigpending — get pending signals

library “libc”

#include <signal.h>

int
sigpending(sigset_t *set);

The sigpending function returns a mask of the signals pending for delivery to the calling process in the location indicated by set. Signals may be pending because they are currently masked, or they are in transition before delivery (although the latter case is not normally detectable).

A 0 value indicates that the call succeeded. A -1 return value indicates an error occurred and errno is set to indicate the reason.

sigpending() will fail if:

[]
set specifies an invalid address.

sigaction(2), sigprocmask(2), signal(7)

The sigpending function conforms to IEEE Std 1003.1-1990 (“POSIX.1”).

October 24, 2008 NetBSD-9.2