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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-7.1/] [gdb/] [testsuite/] [gdb.threads/] [staticthreads.c] - Blame information for rev 227

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1 227 jeremybenn
/* This test program is part of GDB, The GNU debugger.
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   Copyright 2004, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
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   Originally written by Jeff Johnston <jjohnstn@redhat.com>,
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   contributed by Red Hat
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   This file is part of GDB.
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; either version 3 of the License, or
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   (at your option) any later version.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
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   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
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#include <pthread.h>
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#include <semaphore.h>
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#include <stdio.h>
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#include <limits.h>
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#include <errno.h>
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sem_t semaphore;
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void *
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thread_function (void *arg)
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{
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  printf ("Thread executing\n");
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  while (sem_wait (&semaphore) != 0)
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    {
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      if (errno != EINTR)
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        {
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          perror ("thread_function");
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          return;
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        }
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    }
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  return NULL;
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}
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int
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main (int argc, char **argv)
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{
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  pthread_attr_t attr;
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  pthread_attr_init (&attr);
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  pthread_attr_setstacksize (&attr, PTHREAD_STACK_MIN);
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  if (sem_init (&semaphore, 0, 0) == -1)
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    {
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      perror ("semaphore");
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      return -1;
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    }
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  /* Create a thread, wait for it to complete.  */
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  {
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    pthread_t thread;
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    pthread_create (&thread, &attr, thread_function, NULL);
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    sem_post (&semaphore);
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    pthread_join (thread, NULL);
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  }
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  pthread_attr_destroy (&attr);
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  return 0;
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}

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