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/* Reentrant time functions like localtime_r.
Copyright (C) 2003, 2006 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
/* Written by Paul Eggert. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "time_r.h"
#include <string.h>
static char *
copy_string_result (char *dest, char const *src)
{
if (! src)
return 0;
return strcpy (dest, src);
}
static struct tm *
copy_tm_result (struct tm *dest, struct tm const *src)
{
if (! src)
return 0;
*dest = *src;
return dest;
}
struct tm *
gmtime_r (time_t const * restrict t, struct tm * restrict tp)
{
return copy_tm_result (tp, gmtime (t));
}
struct tm *
localtime_r (time_t const * restrict t, struct tm * restrict tp)
{
return copy_tm_result (tp, localtime (t));
}
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