--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/usr/src/lib/libc/port/gen/dirname.c Tue Jun 14 00:00:00 2005 -0700
@@ -0,0 +1,68 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License, Version 1.0 only
+ * (the "License"). You may not use this file except in compliance
+ * with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident "%Z%%M% %I% %E% SMI"
+
+/* Copyright (c) 1988 AT&T */
+/* All Rights Reserved */
+
+
+/*
+ * Return pointer to the directory name, stripping off the last
+ * component of the path.
+ * Works similar to /bin/dirname
+ */
+
+#pragma weak dirname = _dirname
+#include "synonyms.h"
+#include <sys/types.h>
+#include <string.h>
+
+char *
+dirname(char *s)
+{
+ char *p;
+
+ if (!s || !*s) /* zero or empty argument */
+ return (".");
+
+ p = s + strlen(s);
+ while (p != s && *--p == '/') /* trim trailing /s */
+ ;
+
+ if (p == s && *p == '/')
+ return ("/");
+
+ while (p != s)
+ if (*--p == '/') {
+ while (*p == '/' && p != s)
+ p--;
+ *++p = '\0';
+ return (s);
+ }
+
+ return (".");
+}