diff options
Diffstat (limited to 'StdLib/LibC/Stdio/gettemp.c')
| -rw-r--r-- | StdLib/LibC/Stdio/gettemp.c | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/StdLib/LibC/Stdio/gettemp.c b/StdLib/LibC/Stdio/gettemp.c deleted file mode 100644 index 0773340ad8..0000000000 --- a/StdLib/LibC/Stdio/gettemp.c +++ /dev/null @@ -1,177 +0,0 @@ -/** @file
- Internal function to generate temporary file name for tmpnam.
-
- Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License that accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php.
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
- Copyright (c) 1987, 1993
- The Regents of the University of California. All rights reserved.
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions
- are met:
- 1. Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- 2. Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in the
- documentation and/or other materials provided with the distribution.
- 3. Neither the name of the University nor the names of its contributors
- may be used to endorse or promote products derived from this software
- without specific prior written permission.
-
- THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- SUCH DAMAGE.
-
- mktemp.c 8.1 (Berkeley) 6/4/93
- NetBSD: gettemp.c,v 1.13 2003/12/05 00:57:36 uebayasi Exp
-**/
-#include <LibConfig.h>
-
-#if HAVE_NBTOOL_CONFIG_H
-#include "nbtool_config.h"
-#endif
-
-#if !defined(HAVE_NBTOOL_CONFIG_H) || !defined(HAVE_MKSTEMP) || !defined(HAVE_MKDTEMP)
-
-#include <sys/EfiCdefs.h>
-
-#include <sys/types.h>
-#include <sys/stat.h>
-
-#include <assert.h>
-#include <ctype.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-#if HAVE_NBTOOL_CONFIG_H
-#define GETTEMP gettemp
-#else
-#include "reentrant.h"
-#include "local.h"
-#define GETTEMP __gettemp
-#endif
-
-int
-GETTEMP(
- char *path,
- int *doopen,
- int domkdir
- )
-{
- char *start, *trv;
- struct stat sbuf;
-
- /* To guarantee multiple calls generate unique names even if
- the file is not created. 676 different possibilities with 7
- or more X's, 26 with 6 or less. */
- static char xtra[] = "aa";
- int xcnt = 0;
-
- _DIAGASSERT(path != NULL);
- /* doopen may be NULL */
-
- /* Move to end of path and count trailing X's. */
- for (trv = path; *trv; ++trv) {
- if (*trv == 'X') {
- xcnt++;
- }
- else {
- xcnt = 0;
- }
- }
-
- /* Use at least one from xtra. Use 2 if more than 6 X's. */
- if (*(trv - 1) == 'X')
- *--trv = xtra[0];
- if (xcnt > 6 && *(trv - 1) == 'X')
- *--trv = xtra[1];
-
- /* Set remaining X's to 0's. */
- while (*--trv == 'X') {
- *trv = '0';
- }
-
- /* update xtra for next call. */
- if (xtra[0] != 'z')
- xtra[0]++;
- else {
- xtra[0] = 'a';
- if (xtra[1] != 'z')
- xtra[1]++;
- else
- xtra[1] = 'a';
- }
-
- /*
- * check the target directory; if you have six X's and it
- * doesn't exist this runs for a *very* long time.
- */
- for (start = trv + 1;; --trv) {
- if (trv <= path)
- break;
- if (*trv == '/') {
- *trv = '\0';
- if (stat(path, &sbuf))
- return (0);
- if (!S_ISDIR(sbuf.st_mode)) {
- errno = ENOTDIR;
- return (0);
- }
- *trv = '/';
- break;
- }
- }
-
- for (;;) {
- if (doopen) {
- if ((*doopen =
- open(path, O_CREAT | O_EXCL | O_RDWR, 0600)) >= 0)
- return (1);
- if (errno != EEXIST)
- return (0);
- } else if (domkdir) {
- if (mkdir(path, 0700) >= 0)
- return (1);
- if (errno != EEXIST)
- return (0);
- } else if (lstat(path, &sbuf))
- return (errno == ENOENT ? 1 : 0);
-
- /* tricky little algorithm for backward compatibility */
- for (trv = start;;) {
- if (!*trv)
- return (0);
- if (*trv == 'z') {
- *trv++ = 'a';
- }
- else {
- if (isdigit((unsigned char)*trv))
- *trv = 'a';
- else
- ++*trv;
- break;
- }
- }
- }
- /*NOTREACHED*/
-}
-
-#endif /* !HAVE_NBTOOL_CONFIG_H || !HAVE_MKSTEMP || !HAVE_MKDTEMP */
|