nptl/tst-eintr5.c

   1 /* Copyright (C) 2003-2016 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 <signal.h>
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include <string.h>
  25 #include <sys/time.h>
  26
  27 #include "eintr.c"
  28
  29
  30 static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;
  31 static pthread_cond_t c = PTHREAD_COND_INITIALIZER;
  32
  33
  34 static void *
  35 tf (void *arg)
  36 {
  37   struct timespec ts;
  38   struct timeval tv;
  39
  40   gettimeofday (&tv, NULL);
  41   TIMEVAL_TO_TIMESPEC (&tv, &ts);
  42   ts.tv_sec += 10000;
  43
  44   /* This call must never return.  */
  45   int e = pthread_cond_timedwait (&c, &m, &ts);
  46   char buf[100];
  47   printf ("tf: cond_timedwait returned: %s\n",
  48           strerror_r (e, buf, sizeof (buf)));
  49
  50   exit (1);
  51 }
  52
  53
  54 static int
  55 do_test (void)
  56 {
  57   setup_eintr (SIGUSR1, NULL);
  58
  59   pthread_t th;
  60   char buf[100];
  61   int e = pthread_create (&th, NULL, tf, NULL);
  62   if (e != 0)
  63     {
  64       printf ("main: pthread_create failed: %s\n",
  65               strerror_r (e, buf, sizeof (buf)));
  66       exit (1);
  67     }
  68
  69   /* This call must never return.  */
  70   e = pthread_cond_wait (&c, &m);
  71   printf ("main: cond_wait returned: %s\n",
  72           strerror_r (e, buf, sizeof (buf)));
  73
  74   return 0;
  75 }
  76
  77 #define EXPECTED_SIGNAL SIGALRM
  78 #define TIMEOUT 3
  79 #define TEST_FUNCTION do_test ()
  80 #include "../test-skeleton.c"