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 (c) 2007, 2010, Oracle and/or its affiliates. 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.
38 #include <sys/types.h>
47 void usage(char *prog)
49 printf("usage: %s owner filenamefmt count\n", prog);
50 printf(" %s owner filenamefmt start count\n", prog);
53 int main(int argc, char ** argv)
55 int i, rc = 0, mask = 0;
56 char format[4096], *fmt;
59 long begin = 0, count;
61 if (argc < 4 || argc > 5) {
66 mask = strtol(argv[1], NULL, 0);
68 if (strlen(argv[2]) > 4080) {
69 printf("name too long\n");
73 start = last = time(0);
76 count = strtol(argv[3], NULL, 0);
78 printf("count must be at least one\n");
82 begin = strtol(argv[3], NULL, 0);
83 count = strtol(argv[4], NULL, 0);
86 if (strchr(argv[2], '%')) {
89 sprintf(format, "%s%%d", argv[2]);
92 for (i = 0; i < count; i++, begin++) {
93 sprintf(filename, fmt, begin);
94 rc = chown(filename, mask, -1);
96 printf("chown (%s) error: %s\n",
97 filename, strerror(errno));
101 if ((i % 10000) == 0) {
102 printf(" - chowned %d (time %ld ; total %ld ; last "
103 "%ld)\n", i, time(0), time(0) - start,
108 printf("total: %d chowns in %ld seconds: %f chowns/second\n", i,
109 time(0) - start, ((float)i / (time(0) - start)));