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-rw-r--r--release/src/router/busybox/loginutils/deluser.c92
1 files changed, 40 insertions, 52 deletions
diff --git a/release/src/router/busybox/loginutils/deluser.c b/release/src/router/busybox/loginutils/deluser.c
index f84076da..293e324b 100644
--- a/release/src/router/busybox/loginutils/deluser.c
+++ b/release/src/router/busybox/loginutils/deluser.c
@@ -1,68 +1,56 @@
/* vi: set sw=4 ts=4: */
/*
- * deluser (remove lusers from the system ;) for TinyLogin
+ * deluser/delgroup implementation for busybox
*
* Copyright (C) 1999 by Lineo, inc. and John Beppu
* Copyright (C) 1999,2000,2001 by John Beppu <beppu@codepoet.org>
+ * Copyright (C) 2007 by Tito Ragusa <farmatito@tiscali.it>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * Licensed under GPL version 2, see file LICENSE in this tarball for details.
*
*/
+#include "libbb.h"
-#include <sys/stat.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include "busybox.h"
-
-
-#include "delline.c"
-
-static const char deluser_format[]="%s: User could not be removed from %s";
+static int del_line_matching(char **args, const char *filename)
+{
+ if (ENABLE_FEATURE_DEL_USER_FROM_GROUP && args[2]) {
+ return update_passwd(filename, args[2], NULL, args[1]);
+ }
+ return update_passwd(filename, args[1], NULL, NULL);
+}
+int deluser_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int deluser_main(int argc, char **argv)
{
- /* int successful; */
- int failure;
-
- if (argc != 2) {
+ if (argc != 2
+ && (!ENABLE_FEATURE_DEL_USER_FROM_GROUP
+ || (applet_name[3] != 'g' || argc != 3))
+ ) {
bb_show_usage();
- } else {
-
- failure = del_line_matching(argv[1], bb_path_passwd_file);
- if (failure) {
- bb_error_msg_and_die(deluser_format, argv[1], bb_path_passwd_file);
- }
-#ifdef CONFIG_FEATURE_SHADOWPASSWDS
- failure = del_line_matching(argv[1], bb_path_shadow_file);
- if (failure) {
- bb_error_msg_and_die(deluser_format, argv[1], bb_path_shadow_file);
- }
- failure = del_line_matching(argv[1], bb_path_gshadow_file);
- if (failure) {
- bb_error_msg_and_die(deluser_format, argv[1], bb_path_gshadow_file);
- }
-#endif
- failure = del_line_matching(argv[1], bb_path_group_file);
- if (failure) {
- bb_error_msg_and_die(deluser_format, argv[1], bb_path_group_file);
- }
+ }
+ if (geteuid())
+ bb_error_msg_and_die(bb_msg_perm_denied_are_you_root);
+
+ if ((ENABLE_FEATURE_DEL_USER_FROM_GROUP && argc != 3)
+ || ENABLE_DELUSER
+ || (ENABLE_DELGROUP && ENABLE_DESKTOP)
+ ) {
+ if (ENABLE_DELUSER
+ && (!ENABLE_DELGROUP || applet_name[3] == 'u')
+ ) {
+ if (del_line_matching(argv, bb_path_passwd_file) < 0)
+ return EXIT_FAILURE;
+ if (ENABLE_FEATURE_SHADOWPASSWDS) {
+ del_line_matching(argv, bb_path_shadow_file);
+ }
+ } else if (ENABLE_DESKTOP && ENABLE_DELGROUP && getpwnam(argv[1]))
+ bb_error_msg_and_die("can't remove primary group of user %s", argv[1]);
+ }
+ if (del_line_matching(argv, bb_path_group_file) < 0)
+ return EXIT_FAILURE;
+ if (ENABLE_FEATURE_SHADOWPASSWDS) {
+ del_line_matching(argv, bb_path_gshadow_file);
}
- return (EXIT_SUCCESS);
+ return EXIT_SUCCESS;
}
-
-/* $Id: deluser.c,v 1.1.3.1 2004/12/29 07:07:45 honor Exp $ */