nptl/tst-eintr5.c

   1 /* Copyright (C) 2003-2017 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 static int do_test (void);
  28
  29 #define TEST_FUNCTION do_test ()
  30 #include "../test-skeleton.c"
  31
  32 #include "eintr.c"
  33
  34
  35 static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;
  36 static pthread_cond_t c = PTHREAD_COND_INITIALIZER;
  37
  38
  39 static void *
  40 tf (void *arg)
  41 {
  42   struct timespec ts;
  43   struct timeval tv;
  44
  45   gettimeofday (&tv, NULL);
  46   TIMEVAL_TO_TIMESPEC (&tv, &ts);
  47   ts.tv_sec += 10000;
  48
  49   /* This call must never return.  */
  50   int e = pthread_cond_timedwait (&c, &m, &ts);
  51   char buf[100];
  52   printf ("tf: cond_timedwait returned: %s\n",
  53           strerror_r (e, buf, sizeof (buf)));
  54
  55   exit (1);
  56 }
  57
  58
  59 static int
  60 do_test (void)
  61 {
  62   setup_eintr (SIGUSR1, NULL);
  63
  64   pthread_t th;
  65   char buf[100];
  66   int e = pthread_create (&th, NULL, tf, NULL);
  67   if (e != 0)
  68     {
  69       printf ("main: pthread_create failed: %s\n",
  70               strerror_r (e, buf, sizeof (buf)));
  71       exit (1);
  72     }
  73
  74   delayed_exit (3);
  75   /* This call must never return.  */
  76   xpthread_cond_wait (&c, &m);
  77   puts ("error: pthread_cond_wait returned");
  78   return 1;
  79 }