| /* 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, | 
 |    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | 
 |    Boston, MA 02111-1307, USA.  */ | 
 |  | 
 | #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)) | 
 | 	return NULL; | 
 |  | 
 |     return s; | 
 | } | 
 | link_warning (tmpnam_r, "the use of OBSOLESCENT `tmpnam_r' is discouraged, use `mkstemp'") |