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stdio/FreeBSD/tmpnam.c /dev/null Libc-1272.250.1
--- /dev/null
+++ Libc/Libc-1272.250.1/stdio/FreeBSD/tmpnam.c
@@ -0,0 +1,75 @@
+/*-
+ * Copyright (c) 1990, 1993, 1994
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Chris Torek.
+ *
+ * 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.
+ * 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.
+ */
+
+#if defined(LIBC_SCCS) && !defined(lint)
+static char sccsid[] = "@(#)tmpnam.c	8.3 (Berkeley) 3/28/94";
+#endif /* LIBC_SCCS and not lint */
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD: src/lib/libc/stdio/tmpnam.c,v 1.6 2007/01/09 00:28:07 imp Exp $");
+
+#include <sys/types.h>
+
+#include <stdio.h>
+#include <unistd.h>
+#include <pthread.h>
+#include <stdlib.h>
+
+__warn_references(tmpnam,
+    "warning: tmpnam() possibly used unsafely; consider using mkstemp()");
+
+extern char *_mktemp(char *);
+
+static char *tmpnam_buf = NULL;
+static pthread_once_t tmpnam_buf_control = PTHREAD_ONCE_INIT;
+
+static void tmpnam_buf_allocate(void)
+{
+	tmpnam_buf = malloc(L_tmpnam);
+}
+
+char *
+tmpnam(s)
+	char *s;
+{
+	static u_long tmpcount;
+
+	if (s == NULL) {
+		if (pthread_once(&tmpnam_buf_control, tmpnam_buf_allocate)
+			|| !tmpnam_buf) {
+			return NULL;
+		}
+		s = tmpnam_buf;
+	}
+	(void)snprintf(s, L_tmpnam, "%stmp.%lu.XXXXXX", P_tmpdir, tmpcount);
+	++tmpcount;
+	return (_mktemp(s));
+}