NAME
sigpending
- get pending signals
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS
int
sigpending(sigset_t *set)
DESCRIPTION
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).
RETURN VALUES
A 0 value indicates that the call succeeded.
A -1 return value indicates an error occurred and
errno
is set to indicate the reason.
ERRORS
sigpending()
will fail if:
- [
EFAULT] -
set
specifies an invalid address.
SEE ALSO
sigaction(2),
sigprocmask(2),
signal(7)
STANDARDS
The
sigpending
function conforms to
ISO/IEC 9945-1:1990 (``POSIX.1'') .