1  /* Test unsupported/bad clocks passed to pthread_mutex_clocklock.
       2  
       3     Copyright (C) 2019-2023 Free Software Foundation, Inc.
       4     This file is part of the GNU C Library.
       5  
       6     The GNU C Library is free software; you can redistribute it and/or
       7     modify it under the terms of the GNU Lesser General Public
       8     License as published by the Free Software Foundation; either
       9     version 2.1 of the License, or (at your option) any later version.
      10  
      11     The GNU C Library is distributed in the hope that it will be useful,
      12     but WITHOUT ANY WARRANTY; without even the implied warranty of
      13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      14     Lesser General Public License for more details.
      15  
      16     You should have received a copy of the GNU Lesser General Public
      17     License along with the GNU C Library; if not, see
      18     <https://www.gnu.org/licenses/>.  */
      19  
      20  #include <errno.h>
      21  #include <pthread.h>
      22  #include <stdio.h>
      23  #include <time.h>
      24  #include <unistd.h>
      25  #include <support/check.h>
      26  
      27  static pthread_mutex_t mut = PTHREAD_MUTEX_INITIALIZER;
      28  
      29  static void test_bad_clockid (clockid_t clockid)
      30  {
      31    const struct timespec ts = {0,0};
      32    TEST_COMPARE (pthread_mutex_clocklock (&mut, clockid, &ts), EINVAL);
      33  }
      34  
      35  #define NOT_A_VALID_CLOCK 123456
      36  
      37  static int
      38  do_test (void)
      39  {
      40    /* These clocks are meaningless to pthread_mutex_clocklock.  */
      41  #if defined(CLOCK_PROCESS_CPUTIME_ID)
      42    test_bad_clockid (CLOCK_PROCESS_CPUTIME_ID);
      43  #endif
      44  #if defined(CLOCK_THREAD_CPUTIME_ID)
      45    test_bad_clockid (CLOCK_PROCESS_CPUTIME_ID);
      46  #endif
      47  
      48    /* These clocks might be meaningful, but are currently unsupported by
      49       pthread_mutex_clocklock.  */
      50  #if defined(CLOCK_REALTIME_COARSE)
      51    test_bad_clockid (CLOCK_REALTIME_COARSE);
      52  #endif
      53  #if defined(CLOCK_MONOTONIC_RAW)
      54    test_bad_clockid (CLOCK_MONOTONIC_RAW);
      55  #endif
      56  #if defined(CLOCK_MONOTONIC_COARSE)
      57    test_bad_clockid (CLOCK_MONOTONIC_COARSE);
      58  #endif
      59  #if defined(CLOCK_BOOTTIME)
      60    test_bad_clockid (CLOCK_BOOTTIME);
      61  #endif
      62  
      63    /* This is a completely invalid clock.  */
      64    test_bad_clockid (NOT_A_VALID_CLOCK);
      65  
      66    return 0;
      67  }
      68  
      69  #include <support/test-driver.c>