home *** CD-ROM | disk | FTP | other *** search
- /*
- * Copyright (c) 1988 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms are permitted
- * provided that this notice is preserved and that due credit is given
- * to the University of California at Berkeley. The name of the University
- * may not be used to endorse or promote products derived from this
- * software without specific written prior permission. This software
- * is provided ``as is'' without express or implied warranty.
- */
-
- #if defined(LIBC_SCCS) && !defined(lint)
- static char sccsid[] = "@(#)tmpnam.c 4.4 (Berkeley) 6/8/88";
- #endif /* LIBC_SCCS and not lint */
-
- #include <sys/param.h>
- #include <sys/stat.h>
- #include <sys/file.h>
- #include <stdio.h>
-
- #define P_tmpdir "/usr/tmp"
-
- FILE *
- tmpfile()
- {
- FILE *fp;
- char *f, name[MAXPATHLEN], *tmpnam();
-
- if (!(fp = fopen(f = tmpnam(name), "w+"))) {
- fprintf(stderr, "tmpfile: cannot open %s.\n", name);
- return(NULL);
- }
- (void)unlink(f);
- return(fp);
- }
-
- char *
- tmpnam(s)
- char *s;
- {
- static char name[MAXPATHLEN];
- char *mktemp();
-
- if (!s)
- s = name;
- (void)sprintf(s, "%s/XXXXXX", P_tmpdir);
- return(mktemp(s));
- }
-
- char *
- tempnam(dir, pfx)
- char *dir, *pfx;
- {
- struct stat buf;
- char *f, *name, *getenv(), *malloc(), *mktemp(), *strcat(), *strcpy();
-
- if (!(name = malloc((u_int)MAXPATHLEN)))
- return(NULL);
- if ((f = getenv("TMPDIR")) && !stat(f, &buf) &&
- (buf.st_mode&S_IFMT) == S_IFDIR && !access(f, W_OK|X_OK)) {
- (void)strcpy(name, f);
- goto done;
- }
- if (dir && !stat(dir, &buf) &&
- (buf.st_mode&S_IFMT) == S_IFDIR && !access(dir, W_OK|X_OK)) {
- (void)strcpy(name, dir);
- goto done;
- }
- if (!stat(P_tmpdir, &buf) &&
- (buf.st_mode&S_IFMT) == S_IFDIR && !access(P_tmpdir, W_OK|X_OK)) {
- (void)strcpy(name, P_tmpdir);
- goto done;
- }
- if (!stat("/tmp", &buf) &&
- (buf.st_mode&S_IFMT) == S_IFDIR && !access("/tmp", W_OK|X_OK)) {
- (void)strcpy(name, "/tmp");
- goto done;
- }
- return(NULL);
- done: (void)strcat(name, "/");
- if (pfx)
- (void)strcat(name, pfx);
- (void)strcat(name, "XXXXXX");
- return(mktemp(name));
- }
-