4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.gnu.org/licenses/gpl-2.0.html
23 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
27 * This file is part of Lustre, http://www.lustre.org/
31 #include <sys/types.h>
40 void usage(char *prog)
42 printf("usage: %s owner filenamefmt count\n", prog);
43 printf(" %s owner filenamefmt start count\n", prog);
46 int main(int argc, char **argv)
48 int i, rc = 0, mask = 0;
49 char format[4096], *fmt;
52 long begin = 0, count;
54 if (argc < 4 || argc > 5) {
59 mask = strtol(argv[1], NULL, 0);
61 if (strlen(argv[2]) > 4080) {
62 printf("name too long\n");
66 start = last = time(0);
69 count = strtol(argv[3], NULL, 0);
71 printf("count must be at least one\n");
75 begin = strtol(argv[3], NULL, 0);
76 count = strtol(argv[4], NULL, 0);
79 if (strchr(argv[2], '%')) {
82 sprintf(format, "%s%%d", argv[2]);
85 for (i = 0; i < count; i++, begin++) {
86 sprintf(filename, fmt, begin);
87 rc = chown(filename, mask, -1);
89 printf("chown (%s) error: %s\n",
90 filename, strerror(errno));
94 if ((i % 10000) == 0) {
95 printf(" - chowned %d (time %ld ; total %ld ; last %ld)\n", i, time(0), time(0) - start,
100 printf("total: %d chowns in %ld seconds: %f chowns/second\n", i,
101 time(0) - start, ((float)i / (time(0) - start)));