tests/testthread.c

   1 #include <stdlib.h>
   2 #include <stdio.h>
   3 #include <string.h>
   4 #include <signal.h>
   5 #include <unistd.h>
   6 #include <inttypes.h>
   7 #include <pthread.h>
   8 #include <sys/wait.h>
   9 #include <sched.h>
  10
  11 void *thread1_func(void *arg)
  12 {
  13     int i;
  14     char buf[512];
  15
  16     for(i=0;i<10;i++) {
  17         snprintf(buf, sizeof(buf), "thread1: %d %s\n", i, (char *)arg);
  18         write(1, buf, strlen(buf));
  19         usleep(100 * 1000);
  20     }
  21     return NULL;
  22 }
  23
  24 void *thread2_func(void *arg)
  25 {
  26     int i;
  27     char buf[512];
  28     for(i=0;i<20;i++) {
  29         snprintf(buf, sizeof(buf), "thread2: %d %s\n", i, (char *)arg);
  30         write(1, buf, strlen(buf));
  31         usleep(150 * 1000);
  32     }
  33     return NULL;
  34 }
  35
  36 void test_pthread(void)
  37 {
  38     pthread_t tid1, tid2;
  39
  40     pthread_create(&tid1, NULL, thread1_func, "hello1");
  41     pthread_create(&tid2, NULL, thread2_func, "hello2");
  42     pthread_join(tid1, NULL);
  43     pthread_join(tid2, NULL);
  44     printf("End of pthread test.\n");
  45 }
  46
  47 int main(int argc, char **argv)
  48 {
  49     test_pthread();
  50     return 0;
  51 }