1  #include <pthread.h>
       2  #include <signal.h>
       3  #include <stdio.h>
       4  #include <stdlib.h>
       5  #include <string.h>
       6  #include <unistd.h>
       7  
       8  static int do_test (void);
       9  
      10  #define TEST_FUNCTION do_test ()
      11  #include "../test-skeleton.c"
      12  
      13  static pthread_barrier_t b;
      14  
      15  
      16  static void *
      17  tf2 (void *arg)
      18  {
      19    while (1)
      20      sleep (100);
      21  
      22    /* NOTREACHED */
      23    return NULL;
      24  }
      25  
      26  
      27  static void *
      28  tf (void *arg)
      29  {
      30    pthread_t th;
      31  
      32    int e = pthread_barrier_wait (&b);
      33    if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
      34      {
      35        puts ("barrier_wait failed");
      36        exit (1);
      37      }
      38  
      39    e = pthread_create (&th, NULL, tf2, NULL);
      40    if (e != 0)
      41      {
      42        printf ("create failed: %s\n", strerror (e));
      43        exit (1);
      44      }
      45  
      46    /* Terminate only this thread.  */
      47    return NULL;
      48  }
      49  
      50  
      51  static int
      52  do_test (void)
      53  {
      54    pthread_t th;
      55  
      56    if (pthread_barrier_init (&b, NULL, 2) != 0)
      57      {
      58        puts ("barrier_init failed");
      59        exit (1);
      60      }
      61  
      62    int e = pthread_create (&th, NULL, tf, NULL);
      63    if (e != 0)
      64      {
      65        printf ("create failed: %s\n", strerror (e));
      66        exit (1);
      67      }
      68  
      69    e = pthread_barrier_wait (&b);
      70    if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
      71      {
      72        puts ("barrier_wait failed");
      73        exit (1);
      74      }
      75  
      76    delayed_exit (3);
      77  
      78    /* Terminate only this thread.  */
      79    pthread_exit (NULL);
      80  
      81    /* NOTREACHED */
      82    return 1;
      83  }