1.\" $OpenBSD: sigpending.2,v 1.7 2015/05/31 23:54:25 schwarze Exp $ 2.\" $NetBSD: sigpending.2,v 1.2 1995/02/27 12:37:26 cgd Exp $ 3.\" 4.\" Copyright (c) 1993 5.\" The Regents of the University of California. All rights reserved. 6.\" 7.\" This code is derived from software contributed to Berkeley by 8.\" Berkeley Software Design, Inc. 9.\" 10.\" Redistribution and use in source and binary forms, with or without 11.\" modification, are permitted provided that the following conditions 12.\" are met: 13.\" 1. Redistributions of source code must retain the above copyright 14.\" notice, this list of conditions and the following disclaimer. 15.\" 2. Redistributions in binary form must reproduce the above copyright 16.\" notice, this list of conditions and the following disclaimer in the 17.\" documentation and/or other materials provided with the distribution. 18.\" 3. Neither the name of the University nor the names of its contributors 19.\" may be used to endorse or promote products derived from this software 20.\" without specific prior written permission. 21.\" 22.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32.\" SUCH DAMAGE. 33.\" 34.\" @(#)sigpending.2 8.3 (Berkeley) 1/12/94 35.\" 36.Dd $Mdocdate: May 31 2015 $ 37.Dt SIGPENDING 2 38.Os 39.Sh NAME 40.Nm sigpending 41.Nd get pending signals 42.Sh SYNOPSIS 43.In signal.h 44.Ft int 45.Fn sigpending "sigset_t *set" 46.Sh DESCRIPTION 47The 48.Fn sigpending 49function returns a mask of the signals pending for delivery 50to the calling process in the location indicated by 51.Fa set . 52Signals may be pending because they are currently masked, 53or transiently before delivery (although the latter case is not 54normally detectable). 55.Sh RETURN VALUES 56.Rv -std 57.Sh ERRORS 58The 59.Fn sigpending 60function does not currently detect any errors. 61.Sh SEE ALSO 62.Xr sigaction 2 , 63.Xr sigprocmask 2 , 64.Xr sigsetops 3 65.Sh STANDARDS 66The 67.Fn sigpending 68function is defined by 69.St -p1003.1-2008 . 70