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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  20
  31. #define DELAY    10
  32.  
  33. #include <atomic.h>
  34. #include <thread.h>
  35. #include <stdio.h>
  36. #include <unistd.h>
  37. #include "../tester.h"
  38.  
  39. static atomic_t finish;
  40. static atomic_t threads_finished;
  41. static bool sh_quiet;
  42.  
  43. static void threadtest(void *data)
  44. {
  45.     thread_detach(thread_get_id());
  46.    
  47.     while (atomic_get(&finish))
  48.         usleep(100000);
  49.    
  50.     atomic_inc(&threads_finished);
  51. }
  52.  
  53. char *test_thread1(void)
  54. {
  55.     unsigned int i;
  56.     unsigned int total = 0;
  57.    
  58.     atomic_set(&finish, 1);
  59.     atomic_set(&threads_finished, 0);
  60.    
  61.     TPRINTF("Creating threads");
  62.     for (i = 0; i < THREADS; i++) {
  63.         if (thread_create(threadtest, NULL, "threadtest", NULL) < 0) {
  64.             TPRINTF("\nCould not create thread %u\n", i);
  65.             break;
  66.         }
  67.         TPRINTF(".");
  68.         total++;
  69.     }
  70.    
  71.     TPRINTF("\nRunning threads for %u seconds...", DELAY);
  72.     sleep(DELAY);
  73.     TPRINTF("\n");
  74.    
  75.     atomic_set(&finish, 0);
  76.     while (atomic_get(&threads_finished) < total) {
  77.         TPRINTF("Threads left: %u\n", total - atomic_get(&threads_finished));
  78.         sleep(1);
  79.     }
  80.    
  81.     return NULL;
  82. }
  83.