drd/tests/pth_mutex_reinit.c

   1 /* Test program that triggers mutex reinitialization. */
   2
   3
   4 #define _GNU_SOURCE
   5
   6 #include <assert.h>
   7 #include <pthread.h>
   8 #include <stdio.h>
   9 #include <stdlib.h>
  10
  11
  12 int main(int argc, char** argv)
  13 {
  14   pthread_mutex_t m;
  15   pthread_mutexattr_t attr;
  16
  17   pthread_mutexattr_init(&attr);
  18   pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_NORMAL);
  19   pthread_mutex_init(&m, &attr);
  20   pthread_mutexattr_destroy(&attr);
  21   pthread_mutex_lock(&m);
  22   pthread_mutex_unlock(&m);
  23
  24   pthread_mutexattr_init(&attr);
  25   pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
  26   pthread_mutex_init(&m, &attr);
  27   pthread_mutexattr_destroy(&attr);
  28   pthread_mutex_lock(&m);
  29   pthread_mutex_unlock(&m);
  30
  31   pthread_mutex_destroy(&m);
  32
  33   fprintf(stderr, "Done.\n");
  34
  35   return 0;
  36 }