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Revision 1.4, Fri Apr 30 04:39:16 2010 UTC (4 years, 7 months ago) by jruoho
Branch: MAIN
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Changes since 1.3: +5 -2 lines

More obsolete things. These are all already deprecated in NetBSD, but it is
worth noting that also the standard has marked these as legacy.

.\"	$NetBSD: sigrelse.3,v 1.4 2010/04/30 04:39:16 jruoho Exp $
.\"
.\" Copyright (c) 2003 The NetBSD Foundation, Inc.
.\" All rights reserved.
.\"
.\" This code is derived from software contributed to The NetBSD Foundation
.\" by Klaus Klein.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\"    notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\"    notice, this list of conditions and the following disclaimer in the
.\"    documentation and/or other materials provided with the distribution.
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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.\" PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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.Dd April 30, 2010
.Dt SIGRELSE 3
.Os
.Sh NAME
.Nm sigrelse
.Nd manipulate current signal mask
.Sh LIBRARY
.Lb libc
.Sh SYNOPSIS
.In signal.h
.Ft int
.Fn sigrelse "int sig"
.Sh DESCRIPTION
.Bf -symbolic
This interface is made obsolete by
.Xr sigprocmask 2 .
.Ef
.Pp
The
.Fn sigrelse
function removes the signal
.Fa sig
from the calling process' signal mask.
.Sh RETURN VALUES
If successful, the
.Fn sigrelse
function returns 0.
Otherwise \-1 is returned and
.Va errno
is set to indicate the error.
.Sh ERRORS
The
.Fn sigrelse
function will fail if:
.Bl -tag -width Er
.It Bq Er EINVAL
The argument
.Fa sig
is not a valid signal number.
.El
.Sh SEE ALSO
.Xr sigprocmask 2 ,
.Xr sighold 3
.Sh STANDARDS
The
.Fn sigrelse
function conforms to
.St -p1003.1-2001 .
It was however marked as obsolete in the
.St -p1003.1-2008
revision of the standard.