nptl/tst-cond11.c

   1 /* Copyright (C) 2003-2019 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <errno.h>
  20 #include <pthread.h>
  21 #include <stdio.h>
  22 #include <time.h>
  23 #include <unistd.h>
  24 #include <support/check.h>
  25 #include <support/timespec.h>
  26 #include <support/xthread.h>
  27 #include <support/xtime.h>
  28
  29
  30 #if defined _POSIX_CLOCK_SELECTION && _POSIX_CLOCK_SELECTION >= 0
  31 static int
  32 run_test (clockid_t cl)
  33 {
  34   pthread_condattr_t condattr;
  35   pthread_cond_t cond;
  36   pthread_mutexattr_t mutattr;
  37   pthread_mutex_t mut;
  38
  39   printf ("clock = %d\n", (int) cl);
  40
  41   TEST_COMPARE (pthread_condattr_init (&condattr), 0);
  42   TEST_COMPARE (pthread_condattr_setclock (&condattr, cl), 0);
  43
  44   clockid_t cl2;
  45   TEST_COMPARE (pthread_condattr_getclock (&condattr, &cl2), 0);
  46   TEST_COMPARE (cl, cl2);
  47
  48   TEST_COMPARE (pthread_cond_init (&cond, &condattr), 0);
  49   TEST_COMPARE (pthread_condattr_destroy (&condattr), 0);
  50
  51   xpthread_mutexattr_init (&mutattr);
  52   xpthread_mutexattr_settype (&mutattr, PTHREAD_MUTEX_ERRORCHECK);
  53   xpthread_mutex_init (&mut, &mutattr);
  54   xpthread_mutexattr_destroy (&mutattr);
  55
  56   xpthread_mutex_lock (&mut);
  57   TEST_COMPARE (pthread_mutex_lock (&mut), EDEADLK);
  58
  59   struct timespec ts_timeout;
  60   xclock_gettime (cl, &ts_timeout);
  61
  62   /* Wait one second.  */
  63   ++ts_timeout.tv_sec;
  64
  65   TEST_COMPARE (pthread_cond_timedwait (&cond, &mut, &ts_timeout), ETIMEDOUT);
  66   TEST_TIMESPEC_BEFORE_NOW (ts_timeout, cl);
  67
  68   xpthread_mutex_unlock (&mut);
  69   xpthread_mutex_destroy (&mut);
  70   TEST_COMPARE (pthread_cond_destroy (&cond), 0);
  71
  72   return 0;
  73 }
  74 #endif
  75
  76
  77 static int
  78 do_test (void)
  79 {
  80 #if !defined _POSIX_CLOCK_SELECTION || _POSIX_CLOCK_SELECTION == -1
  81
  82   FAIL_UNSUPPORTED ("_POSIX_CLOCK_SELECTION not supported, test skipped");
  83
  84 #else
  85
  86   run_test (CLOCK_REALTIME);
  87
  88 # if defined _POSIX_MONOTONIC_CLOCK && _POSIX_MONOTONIC_CLOCK >= 0
  89 #  if _POSIX_MONOTONIC_CLOCK == 0
  90   int e = sysconf (_SC_MONOTONIC_CLOCK);
  91   if (e < 0)
  92     puts ("CLOCK_MONOTONIC not supported");
  93   else if (e == 0)
  94       FAIL_RET ("sysconf (_SC_MONOTONIC_CLOCK) must not return 0");
  95   else
  96 #  endif
  97     run_test (CLOCK_MONOTONIC);
  98 # else
  99   puts ("_POSIX_MONOTONIC_CLOCK not defined");
 100 # endif
 101
 102   return 0;
 103 #endif
 104 }
 105
 106 #include <support/test-driver.c>