#include <conf.h>
#include <kernel.h>
#include <proc.h>
#include <stdio.h>

/* test4.c
 *
 * This test program creates three processes, prA, prB, and prC, at
 * priorities 10, 9, and 10 respectively. The main process has priority 20.
 *
 * The main routine then calls chprio to change the priority of prB to be 15,
 * while it changes its own priority to 5.
 */

int prch(char c);
int prA, prB, prC;

int main() {
	int i;
	kprintf("\n\nTEST4:\n");

	resume(prA = create((int *) prch, 2000, 10, "proc A", 1, 'A'));
	resume(prB = create((int *) prch, 2000,  9, "proc B", 1, 'B'));
	resume(prC = create((int *) prch, 2000, 10, "proc C", 1, 'C'));

	chprio(prB, 15);
	chprio(getpid(), 5);

	while (1) {
		kprintf("%c", 'D');
		for (i = 0; i < 10000; i++)
			;
	}
}

int prch(char c) {
	int i;

	while (1) {
		kprintf("%c", c);
		for (i = 0; i < 10000; i++)
			;
	}
}