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1.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com>
2.\" All rights reserved.
3.\"
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16.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND
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28.\" $FreeBSD: src/lib/libc_r/man/pthread_cleanup_push.3,v 1.5.2.4 2001/08/17 15:42:51 ru Exp $
29.\"
30.Dd July 30, 1998
31.Dt PTHREAD_CLEANUP_PUSH 3
32.Os
33.Sh NAME
34.Nm pthread_cleanup_push
35.Nd add a cleanup function for thread exit
36.Sh SYNOPSIS
37.Fd #include <pthread.h>
38.Ft void
39.Fn pthread_cleanup_push "void \*[lp]*cleanup_routine\*[rp]\*[lp]void *\*[rp]" "void *arg"
40.Sh DESCRIPTION
41The
42.Fn pthread_cleanup_push
43function adds
44.Fa cleanup_routine
45to the top of the stack of cleanup handlers that
46get called when the current thread exits.
47.Pp
48When
49.Fa cleanup_routine
50is called, it is passed
51.Fa arg
52as its only argument.
53.Sh RETURN VALUES
54.Fn pthread_cleanup_push
55does not return any value.
56.Sh ERRORS
57None
58.Sh SEE ALSO
59.Xr pthread_cleanup_pop 3 ,
60.Xr pthread_exit 3
61.Sh STANDARDS
62.Fn pthread_cleanup_push
63conforms to
64.St -p1003.1-96 .