17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate * CDDL HEADER START
37c478bd9Sstevel@tonic-gate *
47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*7257d1b4Sraf * Common Development and Distribution License (the "License").
6*7257d1b4Sraf * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate *
87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate * and limitations under the License.
127c478bd9Sstevel@tonic-gate *
137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate *
197c478bd9Sstevel@tonic-gate * CDDL HEADER END
207c478bd9Sstevel@tonic-gate */
21*7257d1b4Sraf
227c478bd9Sstevel@tonic-gate /*
23*7257d1b4Sraf * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
247c478bd9Sstevel@tonic-gate * Use is subject to license terms.
257c478bd9Sstevel@tonic-gate */
267c478bd9Sstevel@tonic-gate
277c478bd9Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */
287c478bd9Sstevel@tonic-gate /* All Rights Reserved */
297c478bd9Sstevel@tonic-gate
30*7257d1b4Sraf #include "lint.h"
317c478bd9Sstevel@tonic-gate #include "mtlib.h"
327c478bd9Sstevel@tonic-gate #include <sys/types.h>
337c478bd9Sstevel@tonic-gate #include <stdio.h>
347c478bd9Sstevel@tonic-gate #include <string.h>
357c478bd9Sstevel@tonic-gate #include <stdlib.h>
367c478bd9Sstevel@tonic-gate #include <errno.h>
377c478bd9Sstevel@tonic-gate #include <thread.h>
387c478bd9Sstevel@tonic-gate #include <synch.h>
397c478bd9Sstevel@tonic-gate #include "tsd.h"
407c478bd9Sstevel@tonic-gate
417c478bd9Sstevel@tonic-gate static char seed[] = { 'a', 'a', 'a', '\0' };
427c478bd9Sstevel@tonic-gate
437c478bd9Sstevel@tonic-gate static mutex_t seed_lk = DEFAULTMUTEX;
447c478bd9Sstevel@tonic-gate
457c478bd9Sstevel@tonic-gate char *
tmpnam_r(char * s)467c478bd9Sstevel@tonic-gate tmpnam_r(char *s)
477c478bd9Sstevel@tonic-gate {
487c478bd9Sstevel@tonic-gate char *p = s, *q;
497c478bd9Sstevel@tonic-gate
507c478bd9Sstevel@tonic-gate if (!s)
517c478bd9Sstevel@tonic-gate return (NULL);
527c478bd9Sstevel@tonic-gate
537c478bd9Sstevel@tonic-gate (void) strcpy(p, P_tmpdir);
547c478bd9Sstevel@tonic-gate lmutex_lock(&seed_lk);
557c478bd9Sstevel@tonic-gate (void) strcat(p, seed);
567c478bd9Sstevel@tonic-gate (void) strcat(p, "XXXXXX");
577c478bd9Sstevel@tonic-gate
587c478bd9Sstevel@tonic-gate q = seed;
597c478bd9Sstevel@tonic-gate while (*q == 'z')
607c478bd9Sstevel@tonic-gate *q++ = 'a';
617c478bd9Sstevel@tonic-gate if (*q != '\0')
627c478bd9Sstevel@tonic-gate ++*q;
637c478bd9Sstevel@tonic-gate lmutex_unlock(&seed_lk);
647c478bd9Sstevel@tonic-gate (void) mktemp(p);
657c478bd9Sstevel@tonic-gate return (p);
667c478bd9Sstevel@tonic-gate }
677c478bd9Sstevel@tonic-gate
687c478bd9Sstevel@tonic-gate char *
tmpnam(char * s)697c478bd9Sstevel@tonic-gate tmpnam(char *s)
707c478bd9Sstevel@tonic-gate {
717c478bd9Sstevel@tonic-gate if (s == NULL)
727c478bd9Sstevel@tonic-gate s = tsdalloc(_T_TMPNAM, L_tmpnam, NULL);
737c478bd9Sstevel@tonic-gate return (tmpnam_r(s));
747c478bd9Sstevel@tonic-gate }
75