test/testcases/mem/mmap_1/mmap_1.c

   1 /* Testcase for issue1343 */
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4 #include <pthread.h>
   5 #include <sys/types.h>
   6 #include <dirent.h>
   7 #include <errno.h>
   8 #include <unistd.h>
   9
  10
  11
  12 void* tester(void *arg)
  13 {
  14         sleep(2);
  15 }
  16
  17 int main(int argc, char *argv[])
  18 {
  19         int i, ret, nthreads;
  20         pthread_t th;
  21         pthread_t *threads;
  22
  23         if (argc <= 1)
  24         {
  25                 printf("Need one argument\n");
  26                 exit(1);
  27         }
  28
  29         nthreads = atoi(argv[1]);
  30         threads = malloc(nthreads * sizeof(pthread_t));
  31         if (threads == NULL)
  32                 return 2;
  33
  34         printf("Trying with %d threads\n", nthreads);
  35
  36         printf("Creating tester threads\n");
  37         for (i = 0; i < nthreads; i++)
  38                 pthread_create(&threads[i], NULL, tester, NULL);
  39
  40         sleep(5);
  41
  42         printf("Starting join procedure...\n");
  43         for (i = 0; i < nthreads; i++)
  44                 pthread_join(threads[i], NULL);
  45
  46         printf("Done!\n");
  47         return 0;
  48 }