1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
6 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 only,
10 * as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License version 2 for more details (a copy is included
16 * in the LICENSE file that accompanied this code).
18 * You should have received a copy of the GNU General Public License
19 * version 2 along with this program; If not, see
20 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
22 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
23 * CA 95054 USA or visit www.sun.com if you need additional information or
29 * Copyright 2008 Sun Microsystems, Inc. All rights reserved
30 * Use is subject to license terms.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
47 #include <sys/types.h>
52 int main(int argc, char **argv)
54 char *dname1, *dname2;
55 int fddir1, fddir2, rc;
59 if (argc < 2 || argc > 3) {
60 fprintf(stderr, "usage: %s dirname1 [dirname2]\n", argv[0]);
70 //create the directory
71 fprintf(stderr, "creating directory %s\n", dname1);
72 rc = mkdir(dname1, 0744);
74 fprintf(stderr, "creating %s fails: %s\n",
75 dname1, strerror(errno));
80 fprintf(stderr, "opening directory\n");
81 fddir1 = open(dname1, O_RDONLY | O_DIRECTORY);
83 fprintf(stderr, "open %s fails: %s\n",
84 dname1, strerror(errno));
88 // doesn't matter if the two dirs are the same??
89 fddir2 = open(dname2, O_RDONLY | O_DIRECTORY);
91 fprintf(stderr, "open %s fails: %s\n",
92 dname2, strerror(errno));
98 if ( (dp = opendir(dname2)) == NULL) {
99 fprintf(stderr, "opendir() %s\n", strerror(errno));
106 fprintf (stderr, "unlinking %s\n", dname1);
109 fprintf(stderr, "unlink %s error: %s\n",
110 dname1, strerror(errno));
114 if (access(dname2, F_OK) == 0){
115 fprintf(stderr, "%s still exists\n", dname2);
119 if (access(dname1, F_OK) == 0){
120 fprintf(stderr, "%s still exists\n", dname1);
125 rc = fchmod (fddir1, 0777);
128 fprintf(stderr, "fchmod unlinked dir fails %s\n",
133 // fstat two dirs to check if they are the same
134 rc = fstat(fddir1, &st1);
137 fprintf(stderr, "fstat unlinked dir %s fails %s\n",
138 dname1, strerror(errno));
142 rc = fstat(fddir2, &st2);
144 fprintf(stderr, "fstat dir %s fails %s\n",
145 dname2, strerror(errno));
149 if (st1.st_mode != st2.st_mode) { // can we do this?
150 fprintf(stderr, "fstat different value on %s and %s\n", dname1, dname2);
154 fprintf(stderr, "Ok, everything goes well.\n");