2 * CDE - Common Desktop Environment
4 * Copyright (c) 1993-2012, The Open Group. All rights reserved.
6 * These libraries and programs are free software; you can
7 * redistribute them and/or modify them under the terms of the GNU
8 * Lesser General Public License as published by the Free Software
9 * Foundation; either version 2 of the License, or (at your option)
12 * These libraries and programs are distributed in the hope that
13 * they will be useful, but WITHOUT ANY WARRANTY; without even the
14 * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15 * PURPOSE. See the GNU Lesser General Public License for more
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with these librararies and programs; if not, write
20 * to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
21 * Floor, Boston, MA 02110-1301 USA
23 /* $XConsortium: mktemp.c /main/4 1996/11/01 10:18:53 drk $ */
25 * Copyright (c) 1987, 1993
26 * The Regents of the University of California. All rights reserved.
28 * Redistribution and use in source and binary forms, with or without
29 * modification, are permitted provided that the following conditions
31 * 1. Redistributions of source code must retain the above copyright
32 * notice, this list of conditions and the following disclaimer.
33 * 2. Redistributions in binary form must reproduce the above copyright
34 * notice, this list of conditions and the following disclaimer in the
35 * documentation and/or other materials provided with the distribution.
36 * 3. All advertising materials mentioning features or use of this software
37 * must display the following acknowledgement:
38 * This product includes software developed by the University of
39 * California, Berkeley and its contributors.
40 * 4. Neither the name of the University nor the names of its contributors
41 * may be used to endorse or promote products derived from this software
42 * without specific prior written permission.
44 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
45 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
46 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
47 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
48 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
49 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
50 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
51 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
52 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
53 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
57 #if defined(LIBC_SCCS) && !defined(lint)
58 static char sccsid[] = "@(#)mktemp.c 8.1 (Berkeley) 6/4/93";
59 #endif /* LIBC_SCCS and not lint */
61 #include <sys/types.h>
68 #include <X11/Xosdefs.h>
73 static int _gettemp();
80 return (_gettemp(path, &fd) ? fd : -1);
87 return(_gettemp(path, (int *)NULL) ? path : (char *)NULL);
91 _gettemp(path, doopen)
95 register char *start, *trv;
100 for (trv = path; *trv; ++trv); /* extra X's get set to 0's */
101 while (*--trv == 'X') {
102 *trv = (pid % 10) + '0';
107 * check the target directory; if you have six X's and it
108 * doesn't exist this runs for a *very* long time.
110 for (start = trv + 1;; --trv) {
115 if (stat(path, &sbuf))
117 if (!S_ISDIR(sbuf.st_mode)) {
129 open(path, O_CREAT|O_EXCL|O_RDWR, 0600)) >= 0)
134 else if (stat(path, &sbuf))
135 return(errno == ENOENT ? 1 : 0);
137 /* tricky little algorithm for backward compatibility */
138 for (trv = start;;) {