1 /*
2 * Copyright (c) 2017 Cyril Hrubis <chrubis@suse.cz>
3 *
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will 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, see <http://www.gnu.org/licenses/>.
16 */
17 #include <sys/select.h>
18 #include <sys/time.h>
19 #include <sys/types.h>
20 #include <errno.h>
21
22 #include "tst_timer_test.h"
23
sample_fn(int clk_id,long long usec)24 int sample_fn(int clk_id, long long usec)
25 {
26 fd_set readfds;
27 struct timespec tv = tst_us_to_timespec(usec);
28
29 FD_ZERO(&readfds);
30 FD_SET(0, &readfds);
31
32 tst_timer_start(clk_id);
33 TEST(pselect(0, &readfds, NULL, NULL, &tv, NULL));
34 tst_timer_stop();
35 tst_timer_sample();
36
37 if (TST_RET != 0) {
38 tst_res(TFAIL | TTERRNO,
39 "pselect() returned %li on timeout", TST_RET);
40 return 1;
41 }
42
43 return 0;
44 }
45
46 static struct tst_test test = {
47 .scall = "pselect()",
48 .sample = sample_fn,
49 };
50