nptl/tst-cond19.c

   1 /* Copyright (C) 2004 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2004.
   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, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 #include <errno.h>
  21 #include <pthread.h>
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include <time.h>
  25
  26
  27 static pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
  28 static pthread_mutex_t mut = PTHREAD_MUTEX_INITIALIZER;
  29
  30
  31 static int
  32 do_test (void)
  33 {
  34   int result = 0;
  35   struct timespec ts;
  36
  37   if (clock_gettime (CLOCK_REALTIME, &ts) != 0)
  38     {
  39       puts ("clock_gettime failed");
  40       return 1;
  41     }
  42
  43   ts.tv_nsec = -1;
  44
  45   int e = pthread_cond_timedwait (&cond, &mut, &ts);
  46   if (e == 0)
  47     {
  48       puts ("first cond_timedwait did not fail");
  49       result = 1;
  50     }
  51   else if (e != EINVAL)
  52     {
  53       puts ("first cond_timedwait did not return EINVAL");
  54       result = 1;
  55     }
  56
  57   ts.tv_nsec = 2000000000;
  58
  59   e = pthread_cond_timedwait (&cond, &mut, &ts);
  60   if (e == 0)
  61     {
  62       puts ("second cond_timedwait did not fail");
  63       result = 1;
  64     }
  65   else if (e != EINVAL)
  66     {
  67       puts ("second cond_timedwait did not return EINVAL");
  68       result = 1;
  69     }
  70
  71   return result;
  72 }
  73
  74
  75 #define TEST_FUNCTION do_test ()
  76 #include "../test-skeleton.c"