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-rw-r--r--contrib/nvi/clib/mkstemp.c133
1 files changed, 0 insertions, 133 deletions
diff --git a/contrib/nvi/clib/mkstemp.c b/contrib/nvi/clib/mkstemp.c
deleted file mode 100644
index 1faffddf..0000000
--- a/contrib/nvi/clib/mkstemp.c
+++ /dev/null
@@ -1,133 +0,0 @@
-/*
- * 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. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. 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.
- */
-
-#include "config.h"
-
-#if defined(LIBC_SCCS) && !defined(lint)
-static const char sccsid[] = "@(#)mktemp.c 8.1 (Berkeley) 6/4/93";
-#endif /* LIBC_SCCS and not lint */
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <stdio.h>
-#include <ctype.h>
-
-static int _gettemp();
-
-/*
- * PUBLIC: #ifndef HAVE_MKSTEMP
- * PUBLIC: int mkstemp __P((char *));
- * PUBLIC: #endif
- */
-mkstemp(path)
- char *path;
-{
- int fd;
-
- return (_gettemp(path, &fd) ? fd : -1);
-}
-
-char *
-mktemp(path)
- char *path;
-{
- return(_gettemp(path, (int *)NULL) ? path : (char *)NULL);
-}
-
-static
-_gettemp(path, doopen)
- char *path;
- register int *doopen;
-{
- extern int errno;
- register char *start, *trv;
- struct stat sbuf;
- u_int pid;
-
- pid = getpid();
- for (trv = path; *trv; ++trv); /* extra X's get set to 0's */
- while (*--trv == 'X') {
- *trv = (pid % 10) + '0';
- pid /= 10;
- }
-
- /*
- * 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 (stat(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(*trv))
- *trv = 'a';
- else
- ++*trv;
- break;
- }
- }
- }
- /*NOTREACHED*/
-}
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