| 1 | /* pthread_timedjoin_np, pthread_clockjoin_np NULL timeout test. |
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| 2 | Copyright (C) 2019-2024 Free Software Foundation, Inc. |
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| 3 | This file is part of the GNU C Library. |
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| 4 | |
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| 5 | The GNU C Library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | The GNU C Library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU Lesser General Public |
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| 16 | License along with the GNU C Library; if not, see |
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| 17 | <https://www.gnu.org/licenses/>. */ |
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| 18 | |
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| 19 | #include <errno.h> |
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| 20 | #include <pthread.h> |
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| 21 | #include <stdio.h> |
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| 22 | #include <stdlib.h> |
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| 23 | #include <string.h> |
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| 24 | #include <sys/time.h> |
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| 25 | #include <support/check.h> |
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| 26 | #include <support/timespec.h> |
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| 27 | #include <support/xthread.h> |
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| 28 | #include <support/xtime.h> |
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| 29 | |
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| 30 | |
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| 31 | #define CLOCK_USE_TIMEDJOIN (-1) |
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| 32 | |
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| 33 | |
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| 34 | static void * |
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| 35 | tf (void *arg) |
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| 36 | { |
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| 37 | struct timespec ts = make_timespec(s: 0, ns: 100000); |
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| 38 | nanosleep(requested_time: &ts, NULL); |
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| 39 | |
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| 40 | return (void *) 42l; |
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| 41 | } |
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| 42 | |
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| 43 | |
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| 44 | /* Check that pthread_timedjoin_np and pthread_clockjoin_np wait "forever" if |
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| 45 | * passed a timeout parameter of NULL. We can't actually wait forever, but we |
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| 46 | * can be sure that we did at least wait for some time by checking the exit |
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| 47 | * status of the thread. */ |
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| 48 | static int |
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| 49 | do_test_clock (clockid_t clockid) |
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| 50 | { |
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| 51 | pthread_t th = xpthread_create (NULL, thread_func: tf, NULL); |
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| 52 | |
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| 53 | void *status; |
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| 54 | int val = (clockid == CLOCK_USE_TIMEDJOIN) |
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| 55 | ? pthread_timedjoin_np (th: th, thread_return: &status, NULL) |
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| 56 | : pthread_clockjoin_np (th: th, thread_return: &status, clockid: clockid, NULL); |
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| 57 | TEST_COMPARE (val, 0); |
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| 58 | |
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| 59 | if (status != (void *) 42l) |
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| 60 | FAIL_EXIT1 ("return value %p, expected %p\n" , status, (void *) 42l); |
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| 61 | |
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| 62 | return 0; |
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| 63 | } |
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| 64 | |
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| 65 | static int |
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| 66 | do_test (void) |
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| 67 | { |
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| 68 | do_test_clock (CLOCK_USE_TIMEDJOIN); |
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| 69 | do_test_clock (CLOCK_REALTIME); |
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| 70 | do_test_clock (CLOCK_MONOTONIC); |
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| 71 | return 0; |
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| 72 | } |
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| 73 | |
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| 74 | #include <support/test-driver.c> |
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| 75 | |
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