1 files changed, 83 insertions, 0 deletions
diff --git a/usr/src/lib/libpkg/common/rrmdir.c b/usr/src/lib/libpkg/common/rrmdir.c
new file mode 100644
index 0000000000..baf5d61c19
--- /dev/null
+++ b/usr/src/lib/libpkg/common/rrmdir.c
@@ -0,0 +1,83 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (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 2009 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
+/* All Rights Reserved */
+
+
+
+#include <limits.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <strings.h>
+#include "pkglocale.h"
+#include "pkglib.h"
+
+int
+rrmdir(char *a_path)
+{
+	char	path[PATH_MAX+13];
+	int	i;
+	int	status;
+
+	/*
+	 * For some reason, a simple "rm -rf" will remove the contents
+	 * of the directory, but will fail to remove the directory itself
+	 * with "No such file or directory" when running the pkg commands
+	 * under a virtual root via the "chroot" command.  This has been
+	 * seen so far only with the `pkgremove' command, and when the
+	 * the directory is NFS mounted from a 4.x server.  This should
+	 * probably be revisited at a later time, but for now we'll just
+	 * remove the directory contents first, then the directory.
+	 */
+
+	/* do not allow removal of all root files via blank path */
+
+	if ((a_path == NULL) || (*a_path == '\0')) {
+		(void) fprintf(stderr,
+		    pkg_gt("warning: rrmdir(path==NULL): nothing deleted\n"));
+		return (0);
+	}
+
+	/*
+	 * first generate path with slash-star at the end and attempt to remove
+	 * all files first. If successful then remove with just the path only.
+	 */
+
+	(void) snprintf(path, sizeof (path), "%s/", a_path);
+	i = e_ExecCmdList(&status, (char **)NULL, (char *)NULL,
+		"/bin/rm", "rm", "-rf", path, (char *)NULL);
+
+	if (access(a_path, F_OK) == 0) {
+		i = e_ExecCmdList(&status, (char **)NULL, (char *)NULL,
+			"/bin/rmdir", "rmdir", a_path, (char *)NULL);
+	}
+
+	/* return 0 if last command successful, else return 1 */
+	return ((i == 0 && status == 0) ? 0 : 1);
+}