tests/testthread.c

   1 #include <stdlib.h>
   2 #include <stdio.h>
   3 #include <signal.h>
   4 #include <unistd.h>
   5 #include <inttypes.h>
   6 #include <pthread.h>
   7 #include <sys/wait.h>
   8 #include <sched.h>
   9
  10 void *thread1_func(void *arg)
  11 {
  12     int i;
  13     char buf[512];
  14
  15     for(i=0;i<10;i++) {
  16         snprintf(buf, sizeof(buf), "thread1: %d %s\n", i, (char *)arg);
  17         write(1, buf, strlen(buf));
  18         usleep(100 * 1000);
  19     }
  20     return NULL;
  21 }
  22
  23 void *thread2_func(void *arg)
  24 {
  25     int i;
  26     char buf[512];
  27     for(i=0;i<20;i++) {
  28         snprintf(buf, sizeof(buf), "thread2: %d %s\n", i, (char *)arg);
  29         write(1, buf, strlen(buf));
  30         usleep(150 * 1000);
  31     }
  32     return NULL;
  33 }
  34
  35 void test_pthread(void)
  36 {
  37     pthread_t tid1, tid2;
  38
  39     pthread_create(&tid1, NULL, thread1_func, "hello1");
  40     pthread_create(&tid2, NULL, thread2_func, "hello2");
  41     pthread_join(tid1, NULL);
  42     pthread_join(tid2, NULL);
  43     printf("End of pthread test.\n");
  44 }
  45
  46 int main(int argc, char **argv)
  47 {
  48     test_pthread();
  49     return 0;
  50 }