works, now find out how long a jiffie is

diff --git a/mart/ex02/ex02d.c b/mart/ex02/ex02d.c
index 8549055..6118113 100644 (file)
--- a/mart/ex02/ex02d.c
+++ b/mart/ex02/ex02d.c
@@ -1,3 +1,4 @@
+#include <stdint.h>
 #include <stdio.h>
 #include <signal.h>
 #include <unistd.h>
@@ -8,21 +9,21 @@
 
 #include <rtdk.h>
 
-RT_TASK task1;
-RT_TASK task2;
-RT_TASK task3;
-RT_TASK task4;
-RT_TASK task5;
+RT_TASK task1, task2, task3;
 
 void demo(void *arg)
 {
-       int num = *(int *)arg;
+       uint64_t waiting_time = *(int *)arg * 100000000;
+       rt_task_set_periodic(NULL, TM_NOW, waiting_time);
+       rt_printf("Waiting time: %d\n", waiting_time);
        RT_TASK *curtask;
        RT_TASK_INFO curtaskinfo;
        curtask=rt_task_self();
-       rt_task_inquire(curtask,&curtaskinfo);
-       rt_printf("Task name: %s with num %d \n",
-               curtaskinfo.name, num);
+       rt_task_inquire(curtask, &curtaskinfo);
+       while(1){
+               rt_printf("Task name: %s\n", curtaskinfo.name);
+               rt_task_wait_period(NULL);
+       }
 }
 
 int main(int argc, char* argv[])
@@ -34,18 +35,15 @@ int main(int argc, char* argv[])
        rt_task_create(&task1, "t1", 0, 50, 0);
        rt_task_create(&task2, "t2", 0, 50, 0);
        rt_task_create(&task3, "t3", 0, 50, 0);
-       rt_task_create(&task4, "t4", 0, 50, 0);
-       rt_task_create(&task5, "t5", 0, 50, 0);
 
-       int num1 = 42;
-       int num2 = 43;
-       int num3 = 44;
-       int num4 = 45;
-       int num5 = 46;
+       int num1 = 1;
+       int num2 = 2;
+       int num3 = 3;
 
        rt_task_start(&task1, &demo, (void *)&num1);
        rt_task_start(&task2, &demo, (void *)&num2);
        rt_task_start(&task3, &demo, (void *)&num3);
-       rt_task_start(&task4, &demo, (void *)&num4);
-       rt_task_start(&task5, &demo, (void *)&num5);
+       
+       rt_printf("end program with CRTL+C\n");
+       pause();
 }