mirror of https://code.videolan.org/videolan/vlc
compat: fix localtime_r() replacement
- Do not clobber thread-specific state on Windows - Be thread-safe on non-Windows
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/*****************************************************************************
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* localtime_r.c: POSIX localtime_r() replacement
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*****************************************************************************
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* Copyright © 1998-2008 VLC authors and VideoLAN
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* Copyright © 1998-2015 VLC authors and VideoLAN
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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@ -18,20 +18,26 @@
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* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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#if (__STDC_VERSION__ >= 201112L)
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# define __STDC_WANT_LIB_EXT1__ 1
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#endif
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <errno.h>
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#include <time.h>
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/* If localtime_r() is not provided, we assume localtime() uses
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* thread-specific storage. */
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struct tm *localtime_r (const time_t *timep, struct tm *result)
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{
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struct tm *s = localtime (timep);
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if (s == NULL)
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return NULL;
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*result = *s;
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return result;
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#if (__STDC_VERSION__ >= 201112L)
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return localtime_s(timep, result);
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#elif defined (_WIN32)
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return ((errno = localtime_s(result, timep)) == 0) ? result : NULL;
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#else
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# warning localtime_r() not implemented!
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return gmtime_r(timep, result);
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#endif
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}
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