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/* Copyright (C) 1991, 1993, 1996, 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
see <http://www.gnu.org/licenses/>. */
#include <stdio.h>
#include "../misc/internals/tempname.h"
/* Generate a unique filename in P_tmpdir. If S is NULL return NULL.
This makes this function thread safe. */
char * tmpnam_r (char *s)
{
if (s == NULL)
return NULL;
if (__path_search (s, L_tmpnam, NULL, NULL, 0))
return NULL;
if (__gen_tempname (s, __GT_NOCREATE, 0, 0, 0))
return NULL;
return s;
}
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