xref: /titanic_44/usr/src/lib/libast/common/stdio/flockfile.c (revision 3e14f97f673e8a630f076077de35afdd43dc1587)
17c2fbfb3SApril Chin /***********************************************************************
27c2fbfb3SApril Chin *                                                                      *
37c2fbfb3SApril Chin *               This software is part of the ast package               *
4*3e14f97fSRoger A. Faulkner *          Copyright (c) 1985-2010 AT&T Intellectual Property          *
57c2fbfb3SApril Chin *                      and is licensed under the                       *
67c2fbfb3SApril Chin *                  Common Public License, Version 1.0                  *
77c2fbfb3SApril Chin *                    by AT&T Intellectual Property                     *
87c2fbfb3SApril Chin *                                                                      *
97c2fbfb3SApril Chin *                A copy of the License is available at                 *
107c2fbfb3SApril Chin *            http://www.opensource.org/licenses/cpl1.0.txt             *
117c2fbfb3SApril Chin *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
127c2fbfb3SApril Chin *                                                                      *
137c2fbfb3SApril Chin *              Information and Software Systems Research               *
147c2fbfb3SApril Chin *                            AT&T Research                             *
157c2fbfb3SApril Chin *                           Florham Park NJ                            *
167c2fbfb3SApril Chin *                                                                      *
177c2fbfb3SApril Chin *                 Glenn Fowler <gsf@research.att.com>                  *
187c2fbfb3SApril Chin *                  David Korn <dgk@research.att.com>                   *
197c2fbfb3SApril Chin *                   Phong Vo <kpv@research.att.com>                    *
207c2fbfb3SApril Chin *                                                                      *
217c2fbfb3SApril Chin ***********************************************************************/
227c2fbfb3SApril Chin #pragma prototyped
237c2fbfb3SApril Chin 
247c2fbfb3SApril Chin #include "stdhdr.h"
257c2fbfb3SApril Chin 
267c2fbfb3SApril Chin void
flockfile(Sfio_t * f)277c2fbfb3SApril Chin flockfile(Sfio_t* f)
287c2fbfb3SApril Chin {
297c2fbfb3SApril Chin 	STDIO_VOID(f, "flockfile", void, (Sfio_t*), (f))
307c2fbfb3SApril Chin 
317c2fbfb3SApril Chin 	(void)sfmutex(f, SFMTX_LOCK);
327c2fbfb3SApril Chin }
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