void cleanup_module(void)
{
char msg[] = "let's end the game";
int i;
for (i = 0; i < NTASKS; i++) {
end = i;
rt_msgsnd_nu(rmbx[i], 1, msg, sizeof(msg), 0);
}
end = NTASKS;
rt_msgsnd_nu(smbx, 1, msg, sizeof(msg), 0);
current->state = TASK_INTERRUPTIBLE;
schedule_timeout(HZ);
for (i = 0; i < NTASKS; i++) {
rt_msgctl(rmbx[i], IPC_RMID, NULL);
printk("TASK %d, LOOPS: %d.\n", i, cnt[i]);
}
rt_msgctl(smbx, IPC_RMID, NULL);
stop_rt_timer();
rt_sem_delete(&barrier);
for (i = 0; i < NTASKS; i++) {
rt_task_delete(&mthread[i]);
}
rt_task_delete(&bthread);
rt_printk("MODULE ENDS.\n");
}
int main(void)
{
RT_TASK *mytask;
int smbx, rmbx[NTASKS];
int i, bthread, mthread[NTASKS];
char msg[] = "let's end the game";
mytask = rt_thread_init(nam2num("MAIN"), 2, 0, SCHED_FIFO, 0xF);
barrier = rt_sem_init(rt_get_name(0), NTASKS + 1);
smbx = rt_msgget(nam2num("SMSG"), 0x666 | IPC_CREAT);
for (i = 0; i < NTASKS; i++) {
char mname[6] = "RMBX";
mname[4] = i + '0';
mname[5] = 0;
rmbx[i] = rt_msgget(nam2num(mname), 0x666 | IPC_CREAT);
}
rt_set_oneshot_mode();
start_rt_timer(0);
bthread = rt_thread_create(bfun, 0, 0x8000);
for (i = 0; i < NTASKS; i++) {
mthread[i] = rt_thread_create(mfun, (void *)i, 0x8000);
}
printf("IF NOTHING HAPPENS IS OK, TYPE ENTER TO FINISH.\n");
getchar();
for (i = 0; i < NTASKS; i++) {
end = i;
rt_msgsnd_nu(rmbx[i], 1, msg, sizeof(msg), 0);
rt_thread_join(mthread[i]);
}
end = NTASKS;
rt_msgsnd_nu(smbx, 1, msg, sizeof(msg), 0);
rt_thread_join(bthread);
for (i = 0; i < NTASKS; i++) {
rt_msgctl(rmbx[i], IPC_RMID, NULL);
printf("TASK %d, LOOPS: %d.\n", i, cnt[i]);
}
rt_msgctl(smbx, IPC_RMID, NULL);
stop_rt_timer();
rt_sem_delete(barrier);
rt_task_delete(mytask);
printf("MAIN TASK ENDS.\n");
return 0;
}
