xref: /freebsd/share/man/man3/pthread_cleanup_pop.3 (revision 0b3105a37d7adcadcb720112fed4dc4e8040be99)
1.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com>
2.\" All rights reserved.
3.\"
4.\" Redistribution and use in source and binary forms, with or without
5.\" modification, are permitted provided that the following conditions
6.\" are met:
7.\" 1. Redistributions of source code must retain the above copyright
8.\"    notice, this list of conditions and the following disclaimer.
9.\" 2. Redistributions in binary form must reproduce the above copyright
10.\"    notice, this list of conditions and the following disclaimer in the
11.\"    documentation and/or other materials provided with the distribution.
12.\" 3. Neither the name of the author nor the names of any co-contributors
13.\"    may be used to endorse or promote products derived from this software
14.\"    without specific prior written permission.
15.\"
16.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND
17.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
20.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26.\" SUCH DAMAGE.
27.\"
28.\" $FreeBSD$
29.\"
30.Dd October 25, 2014
31.Dt PTHREAD_CLEANUP_POP 3
32.Os
33.Sh NAME
34.Nm pthread_cleanup_pop
35.Nd call the first cleanup routine
36.Sh LIBRARY
37.Lb libpthread
38.Sh SYNOPSIS
39.In pthread.h
40.Ft void
41.Fn pthread_cleanup_pop "int execute"
42.Sh DESCRIPTION
43The
44.Fn pthread_cleanup_pop
45function pops the top cleanup routine off of the current threads cleanup
46routine stack, and, if
47.Fa execute
48is non-zero, it will execute the function.
49If there is no cleanup routine
50then
51.Fn pthread_cleanup_pop
52does nothing.
53.Pp
54The
55.Fn pthread_cleanup_pop
56function is implemented as a macro that closes a block.
57Invocations of this function must appear as standalone statements that are
58paired with an earlier call of
59.Xr pthread_cleanup_push 3
60in the same lexical scope.
61.Sh RETURN VALUES
62The
63.Fn pthread_cleanup_pop
64function does not return any value.
65.Sh ERRORS
66None
67.Sh SEE ALSO
68.Xr pthread_cleanup_push 3 ,
69.Xr pthread_exit 3
70.Sh STANDARDS
71The
72.Fn pthread_cleanup_pop
73function conforms to
74.St -p1003.1-96 .
75