1 /*
2 * Copyright (c) 2013 Oracle and/or its affiliates. All Rights Reserved.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of
7 * the License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it would be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17 *
18 * Author: Stanislav Kholmanskikh <stanislav.kholmanskikh@oracle.com>
19 *
20 */
21
22 #include "test.h"
23 #include "libswapon.h"
24
25 /*
26 * Make a swap file
27 */
make_swapfile(void (cleanup)(void),const char * swapfile)28 void make_swapfile(void (cleanup)(void), const char *swapfile)
29 {
30 if (!tst_fs_has_free(NULL, ".", sysconf(_SC_PAGESIZE) * 10,
31 TST_BYTES)) {
32 tst_brkm(TBROK, cleanup,
33 "Insufficient disk space to create swap file");
34 }
35
36 /* create file */
37 if (tst_fill_file(swapfile, 0,
38 sysconf(_SC_PAGESIZE), 10) != 0) {
39 tst_brkm(TBROK, cleanup, "Failed to create swapfile");
40 }
41
42 /* make the file swapfile */
43 const char *argv[2 + 1];
44 argv[0] = "mkswap";
45 argv[1] = swapfile;
46 argv[2] = NULL;
47
48 tst_run_cmd(cleanup, argv, "/dev/null", "/dev/null", 0);
49 }
50