nptl/tst-kill1.c

   1 /* Copyright (C) 2003 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, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 #include <pthread.h>
  21 #include <signal.h>
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24
  25
  26 static pthread_cond_t c = PTHREAD_COND_INITIALIZER;
  27 static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;
  28 static pthread_barrier_t b;
  29
  30 static void *
  31 tf (void *a)
  32 {
  33   if (pthread_mutex_lock (&m) != 0)
  34     {
  35       puts ("child: mutex_lock failed");
  36       exit (1);
  37     }
  38
  39   int e = pthread_barrier_wait (&b);
  40   if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
  41     {
  42       puts ("child: barrier_wait failed");
  43       exit (1);
  44     }
  45
  46   /* This call should never return.  */
  47   pthread_cond_wait (&c, &m);
  48
  49   return NULL;
  50 }
  51
  52
  53 int
  54 do_test (void)
  55 {
  56   pthread_t th;
  57
  58   if (pthread_barrier_init (&b, NULL, 2) != 0)
  59     {
  60       puts ("barrier_init failed");
  61       exit (1);
  62     }
  63
  64   if (pthread_create (&th, NULL, tf, NULL) != 0)
  65     {
  66       puts ("create failed");
  67       exit (1);
  68     }
  69
  70   int e = pthread_barrier_wait (&b);
  71   if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
  72     {
  73       puts ("barrier_wait failed");
  74       exit (1);
  75     }
  76
  77   if (pthread_mutex_lock (&m) != 0)
  78     {
  79       puts ("mutex_lock failed");
  80       exit (1);
  81     }
  82
  83   /* Send the thread a signal which it doesn't catch and which will
  84      cause the process to terminate.  */
  85   if (pthread_kill (th, SIGUSR1) != 0)
  86     {
  87       puts ("kill failed");
  88       exit (1);
  89     }
  90
  91   /* This call should never return.  */
  92   pthread_join (th, NULL);
  93
  94   return 0;
  95 }
  96
  97
  98 #define EXPECTED_SIGNAL SIGUSR1
  99 #define TEST_FUNCTION do_test ()
 100 #include "../test-skeleton.c"