nptl/tst-cond26.c

   1 /* Test unsupported/bad clocks passed to pthread_cond_clockwait.
   2
   3    Copyright (C) 2019-2022 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 #include <support/timespec.h>
  27 #include <support/xthread.h>
  28
  29 static pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
  30 static pthread_mutex_t mut = PTHREAD_MUTEX_INITIALIZER;
  31
  32 #define NOT_A_VALID_CLOCK 123456
  33
  34 static int
  35 do_test (void)
  36 {
  37   xpthread_mutex_lock (&mut);
  38
  39   const struct timespec ts = make_timespec (0, 0);
  40
  41   /* These clocks are meaningless to sem_clockwait.  */
  42 #if defined(CLOCK_PROCESS_CPUTIME_ID)
  43   TEST_COMPARE (pthread_cond_clockwait (&cond, &mut,
  44                                         CLOCK_PROCESS_CPUTIME_ID, &ts), EINVAL);
  45 #endif
  46 #if defined(CLOCK_THREAD_CPUTIME_ID)
  47   TEST_COMPARE (pthread_cond_clockwait (&cond, &mut,
  48                                         CLOCK_THREAD_CPUTIME_ID, &ts), EINVAL);
  49 #endif
  50
  51   /* These clocks might be meaningful, but are currently unsupported
  52      by pthread_cond_clockwait.  */
  53 #if defined(CLOCK_REALTIME_COARSE)
  54   TEST_COMPARE (pthread_cond_clockwait (&cond, &mut,
  55                                         CLOCK_REALTIME_COARSE, &ts), EINVAL);
  56 #endif
  57 #if defined(CLOCK_MONOTONIC_RAW)
  58   TEST_COMPARE (pthread_cond_clockwait (&cond, &mut,
  59                                         CLOCK_MONOTONIC_RAW, &ts), EINVAL);
  60 #endif
  61 #if defined(CLOCK_MONOTONIC_COARSE)
  62   TEST_COMPARE (pthread_cond_clockwait (&cond, &mut,
  63                                         CLOCK_MONOTONIC_COARSE, &ts), EINVAL);
  64 #endif
  65 #if defined(CLOCK_BOOTTIME)
  66   TEST_COMPARE (pthread_cond_clockwait (&cond, &mut,
  67                                         CLOCK_BOOTTIME, &ts), EINVAL);
  68 #endif
  69
  70   /* This is a completely invalid clock.  */
  71   TEST_COMPARE (pthread_cond_clockwait (&cond, &mut,
  72                                         NOT_A_VALID_CLOCK, &ts), EINVAL);
  73
  74   return 0;
  75 }
  76
  77 #include <support/test-driver.c>