mart/ex02/ex02d.c

   1 #include <stdint.h>
   2 #include <stdio.h>
   3 #include <signal.h>
   4 #include <unistd.h>
   5 #include <sys/mman.h>
   6
   7 #include <native/task.h>
   8 #include <native/timer.h>
   9
  10 #include <rtdk.h>
  11
  12 RT_TASK task1, task2, task3;
  13
  14 void demo(void *arg)
  15 {
  16         rt_task_set_periodic(NULL, TM_NOW, *(unsigned long long *)arg);
  17         RT_TASK *curtask;
  18         RT_TASK_INFO curtaskinfo;
  19         curtask=rt_task_self();
  20         rt_task_inquire(curtask, &curtaskinfo);
  21         while(1){
  22                 rt_printf("Task name: %s\n", curtaskinfo.name);
  23                 rt_task_wait_period(NULL);
  24         }
  25 }
  26
  27 int main(int argc, char* argv[])
  28 {
  29         rt_print_auto_init(1);
  30         mlockall(MCL_CURRENT|MCL_FUTURE);
  31
  32         rt_task_create(&task1, "t1", 0, 50, 0);
  33         rt_task_create(&task2, "t2", 0, 50, 0);
  34         rt_task_create(&task3, "t3", 0, 50, 0);
  35
  36         uint64_t num1 = 1000000000LLU, num2 = 2000000000LLU, num3 = 3000000000LLU;
  37
  38         rt_task_start(&task1, &demo, (void *)&num1);
  39         rt_task_start(&task2, &demo, (void *)&num2);
  40         rt_task_start(&task3, &demo, (void *)&num3);
  41
  42         rt_printf("end program with CRTL+C\n");
  43         pause();
  44 }