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Annotation of src/lib/libc/gen/sigrelse.3, Revision 1.4

1.4     ! jruoho      1: .\"    $NetBSD: sigrelse.3,v 1.3 2008/04/30 13:10:50 martin Exp $
1.1       kleink      2: .\"
                      3: .\" Copyright (c) 2003 The NetBSD Foundation, Inc.
                      4: .\" All rights reserved.
                      5: .\"
                      6: .\" This code is derived from software contributed to The NetBSD Foundation
                      7: .\" by Klaus Klein.
                      8: .\"
                      9: .\" Redistribution and use in source and binary forms, with or without
                     10: .\" modification, are permitted provided that the following conditions
                     11: .\" are met:
                     12: .\" 1. Redistributions of source code must retain the above copyright
                     13: .\"    notice, this list of conditions and the following disclaimer.
                     14: .\" 2. Redistributions in binary form must reproduce the above copyright
                     15: .\"    notice, this list of conditions and the following disclaimer in the
                     16: .\"    documentation and/or other materials provided with the distribution.
                     17: .\"
                     18: .\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
                     19: .\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
                     20: .\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
                     21: .\" PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
                     22: .\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
                     23: .\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
                     24: .\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
                     25: .\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
                     26: .\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
                     27: .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
                     28: .\" POSSIBILITY OF SUCH DAMAGE.
                     29: .\"
1.4     ! jruoho     30: .Dd April 30, 2010
1.1       kleink     31: .Dt SIGRELSE 3
                     32: .Os
                     33: .Sh NAME
                     34: .Nm sigrelse
                     35: .Nd manipulate current signal mask
                     36: .Sh LIBRARY
                     37: .Lb libc
                     38: .Sh SYNOPSIS
1.2       wiz        39: .In signal.h
1.1       kleink     40: .Ft int
                     41: .Fn sigrelse "int sig"
                     42: .Sh DESCRIPTION
                     43: .Bf -symbolic
                     44: This interface is made obsolete by
                     45: .Xr sigprocmask 2 .
                     46: .Ef
                     47: .Pp
                     48: The
                     49: .Fn sigrelse
                     50: function removes the signal
                     51: .Fa sig
                     52: from the calling process' signal mask.
                     53: .Sh RETURN VALUES
                     54: If successful, the
                     55: .Fn sigrelse
                     56: function returns 0.
                     57: Otherwise \-1 is returned and
                     58: .Va errno
                     59: is set to indicate the error.
                     60: .Sh ERRORS
                     61: The
                     62: .Fn sigrelse
                     63: function will fail if:
                     64: .Bl -tag -width Er
                     65: .It Bq Er EINVAL
                     66: The argument
                     67: .Fa sig
                     68: is not a valid signal number.
                     69: .El
                     70: .Sh SEE ALSO
                     71: .Xr sigprocmask 2 ,
                     72: .Xr sighold 3
                     73: .Sh STANDARDS
                     74: The
                     75: .Fn sigrelse
                     76: function conforms to
                     77: .St -p1003.1-2001 .
1.4     ! jruoho     78: It was however marked as obsolete in the
        !            79: .St -p1003.1-2008
        !            80: revision of the standard.

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