1 /******************************************************************************
2 * Copyright (c) Crackerjack Project., 2007-2008 ,Hitachi, Ltd *
3 * Author(s): Takahiro Yasui <takahiro.yasui.mp@hitachi.com>, *
4 * Yumiko Sugita <yumiko.sugita.yf@hitachi.com>, *
5 * Satoshi Fujiwara <sa-fuji@sdl.hitachi.co.jp> *
6 * LTP authors: *
7 * Manas Kumar Nayak maknayak@in.ibm.com> *
8 * Zeng Linggang <zenglg.jy@cn.fujitsu.com> *
9 * Cyril Hrubis <chrubis@suse.cz> *
10 * *
11 * This program is free software; you can redistribute it and/or modify *
12 * it under the terms of the GNU General Public License as published by *
13 * the Free Software Foundation; either version 2 of the License, or *
14 * (at your option) any later version. *
15 * *
16 * This program is distributed in the hope that it will be useful, *
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See *
19 * the GNU General Public License for more details. *
20 * *
21 * You should have received a copy of the GNU General Public License *
22 * along with this program; if not, write to the Free Software Foundation, *
23 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
24 * *
25 ******************************************************************************/
26 /*
27 * Description: This tests the clock_getres() syscall
28 */
29
30 #include <errno.h>
31
32 #include "tst_test.h"
33 #include "lapi/posix_clocks.h"
34
35 static struct timespec res;
36
37 static struct test_case {
38 char *name;
39 clockid_t clk_id;
40 struct timespec *res;
41 int ret;
42 int err;
43 } tcase[] = {
44 {"REALTIME", CLOCK_REALTIME, &res, 0, 0},
45 {"MONOTONIC", CLOCK_MONOTONIC, &res, 0, 0},
46 {"PROCESS_CPUTIME_ID", CLOCK_PROCESS_CPUTIME_ID, &res, 0, 0},
47 {"THREAD_CPUTIME_ID", CLOCK_THREAD_CPUTIME_ID, &res, 0, 0},
48 {"REALTIME", CLOCK_REALTIME, NULL, 0, 0},
49 {"CLOCK_MONOTONIC_RAW", CLOCK_MONOTONIC_RAW, &res, 0, 0,},
50 {"CLOCK_REALTIME_COARSE", CLOCK_REALTIME_COARSE, &res, 0, 0,},
51 {"CLOCK_MONOTONIC_COARSE", CLOCK_MONOTONIC_COARSE, &res, 0, 0,},
52 {"CLOCK_BOOTTIME", CLOCK_BOOTTIME, &res, 0, 0,},
53 {"CLOCK_REALTIME_ALARM", CLOCK_REALTIME_ALARM, &res, 0, 0,},
54 {"CLOCK_BOOTTIME_ALARM", CLOCK_BOOTTIME_ALARM, &res, 0, 0,},
55 {"-1", -1, &res, -1, EINVAL},
56 };
57
do_test(unsigned int i)58 static void do_test(unsigned int i)
59 {
60 TEST(clock_getres(tcase[i].clk_id, tcase[i].res));
61
62 if (TEST_RETURN != tcase[i].ret) {
63 if (TEST_ERRNO == EINVAL) {
64 tst_res(TCONF, "clock_getres(%s, ...) NO SUPPORTED", tcase[i].name);
65 return;
66 }
67
68 tst_res(TFAIL | TTERRNO, "clock_getres(%s, ...) failed", tcase[i].name);
69 return;
70 }
71
72 if (TEST_ERRNO != tcase[i].err) {
73 tst_res(TFAIL,
74 "clock_getres(%s, ...) failed unexpectedly: %s, expected: %s",
75 tcase[i].name, tst_strerrno(TEST_ERRNO), tst_strerrno(tcase[i].err));
76 return;
77 }
78
79 tst_res(TPASS, "clock_getres(%s, ...) succeeded", tcase[i].name);
80 }
81
82 static struct tst_test test = {
83 .tid = "clock_getres01",
84 .test = do_test,
85 .tcnt = ARRAY_SIZE(tcase),
86 };
87