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dc394c0030
git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@18277 57a11ea4-9604-0410-9ed3-97b8803252fd
69 lines
1.8 KiB
C
69 lines
1.8 KiB
C
/********************************************************************
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* File: gmtime_r.c
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* Renamed from: core-utils.h
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*
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* Copyright (C) 2001 Linux Developers Group
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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********************************************************************/
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#include "config.h"
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#if !HAVE_GMTIME_R
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#include <time.h>
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#include <string.h>
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#include "gmtime_r.h"
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#if HAVE_PTHREAD_MUTEX_INIT
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#include <pthread.h>
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struct tm *
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gmtime_r(const time_t *const timep, struct tm *p_tm)
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{
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static pthread_mutex_t time_mutex;
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static int time_mutex_inited = 0;
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struct tm *tmp;
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if (!time_mutex_inited) {
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time_mutex_inited = 1;
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pthread_mutex_init(&time_mutex, NULL);
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}
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pthread_mutex_lock(&time_mutex);
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tmp = gmtime(timep);
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if (tmp) {
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memcpy(p_tm, tmp, sizeof(struct tm));
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tmp = p_tm;
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}
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pthread_mutex_unlock(&time_mutex);
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return tmp;
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}
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#else
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struct tm *
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gmtime_r(const time_t *const timep, struct tm *p_tm)
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{
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static struct tm* tmp;
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tmp = gmtime(timep);
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if (tmp) {
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memcpy(p_tm, tmp, sizeof(struct tm));
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tmp = p_tm;
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}
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return tmp;
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}
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#endif /* HAVE_PTHREAD_MUTEX_INIT */
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#endif /* !HAVE_GMTIME_R */
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