SIGPENDING
Section: POSIX Programmer's Manual (3P)
Updated: 2017
Page Index
PROLOG
This manual page is part of the POSIX Programmer's Manual.
The Linux implementation of this interface may differ (consult
the corresponding Linux manual page for details of Linux behavior),
or the interface may not be implemented on Linux.
NAME
sigpending
--- examine pending signals
SYNOPSIS
#include <signal.h>
int sigpending(sigset_t *set);
DESCRIPTION
The
sigpending()
function shall store, in the location referenced by the
set
argument, the set of signals that are blocked from delivery to the
calling thread and that are pending on the process or the calling
thread.
RETURN VALUE
Upon successful completion,
sigpending()
shall return 0; otherwise, -1 shall be returned and
errno
set to indicate the error.
ERRORS
No errors are defined.
The following sections are informative.
EXAMPLES
None.
APPLICATION USAGE
None.
RATIONALE
None.
FUTURE DIRECTIONS
None.
SEE ALSO
exec,
pthread_sigmask(),
sigaddset(),
sigdelset(),
sigemptyset(),
sigfillset(),
sigismember()
The Base Definitions volume of POSIX.1-2017,
<signal.h>
COPYRIGHT
Portions of this text are reprinted and reproduced in electronic form
from IEEE Std 1003.1-2017, Standard for Information Technology
-- Portable Operating System Interface (POSIX), The Open Group Base
Specifications Issue 7, 2018 Edition,
Copyright (C) 2018 by the Institute of
Electrical and Electronics Engineers, Inc and The Open Group.
In the event of any discrepancy between this version and the original IEEE and
The Open Group Standard, the original IEEE and The Open Group Standard
is the referee document. The original Standard can be obtained online at
http://www.opengroup.org/unix/online.html .
Any typographical or formatting errors that appear
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