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33 lines
724 B
C
33 lines
724 B
C
/*
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* POSIX implementation of threading.
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*
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* Copyright (C) 2013 Freie Universität Berlin
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup pthread
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* @{
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* @file
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* @brief Singletons features / single-shot execution.
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* @author Christian Mehlis <mehlis@inf.fu-berlin.de>
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* @author René Kijewski <kijewski@inf.fu-berlin.de>
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* @}
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*/
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#include "pthread.h"
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int pthread_once(pthread_once_t *once_control, void (*init_routine)(void))
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{
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if (*once_control == PTHREAD_ONCE_INIT) {
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init_routine();
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}
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*once_control = PTHREAD_ONCE_INIT + 1;
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return 0;
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}
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