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  1. /*
  2.  * Copyright (c) 2005 Jakub Vana
  3.  * Copyright (c) 2005 Jakub Jermar
  4.  * All rights reserved.
  5.  *
  6.  * Redistribution and use in source and binary forms, with or without
  7.  * modification, are permitted provided that the following conditions
  8.  * are met:
  9.  *
  10.  * - Redistributions of source code must retain the above copyright
  11.  *   notice, this list of conditions and the following disclaimer.
  12.  * - Redistributions in binary form must reproduce the above copyright
  13.  *   notice, this list of conditions and the following disclaimer in the
  14.  *   documentation and/or other materials provided with the distribution.
  15.  * - The name of the author may not be used to endorse or promote products
  16.  *   derived from this software without specific prior written permission.
  17.  *
  18.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  19.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  20.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  21.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  22.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  23.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  27.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28.  */
  29.  
  30. #define THREADS 5
  31.  
  32. #include <atomic.h>
  33. #include <thread.h>
  34. #include <stdio.h>
  35. #include <unistd.h>
  36. #include "../tester.h"
  37.  
  38. static atomic_t finish;
  39. static atomic_t threads_finished;
  40. static bool sh_quiet;
  41.  
  42. static void threadtest(void *data)
  43. {
  44.     thread_detach(thread_get_id());
  45.  
  46.     while (atomic_get(&finish)) {
  47.         if (!sh_quiet)
  48.             printf("%d\n", thread_get_id());
  49.         usleep(100);
  50.     }
  51.     atomic_inc(&threads_finished);
  52. }
  53.  
  54. char * test_thread1(bool quiet)
  55. {
  56.     unsigned int i, total = 0;
  57.     sh_quiet = quiet;
  58.    
  59.     atomic_set(&finish, 1);
  60.     atomic_set(&threads_finished, 0);
  61.  
  62.     for (i = 0; i < THREADS; i++) {  
  63.         int t;
  64.         if ((t = thread_create(threadtest, NULL, "threadtest")) < 0) {
  65.             if (!quiet)
  66.                 printf("Could not create thread %d\n", i);
  67.             break;
  68.         }
  69.         total++;
  70.     }
  71.    
  72.     if (!quiet)
  73.         printf("Running threads for 10 seconds...\n");
  74.     sleep(10);
  75.    
  76.     atomic_set(&finish, 0);
  77.     while (atomic_get(&threads_finished) < total) {
  78.         if (!quiet)
  79.             printf("Threads left: %d\n", total - atomic_get(&threads_finished));
  80.         sleep(1);
  81.     }
  82.    
  83.     return NULL;
  84. }
  85.