#include "proto.h"
#include <sys/types.h>
#include <stdlib.h>
/*
mproc[NR_PROCS]
char mp_exitstatus - status procesu ktory istnieje
char mp_sigstatus - status # dla zabitych procesow
pid_t mp_pid - id procesu
uid_t mp_realuid - uid procesu
int mp_parent - id rodzica
*/

bool acompare(mproc lhs, mproc rhs) { return lhs.mp_pid < rhs.mp_pid; }

int pstree(pid_t pid, int uid);
int pstree2(pid_t pid, int uid, int depth);

int pstree(pid_t pid, int uid){
	qsort(mproc, mproc+NR_PROCS, acompare);
	int i = 0;
	for (i = 0; i < NR_PROCS; ++i){
		if (mproc[i].mp_pid == pid) break;
	}
	pstree2(pid,uid,0,i);
}

int pstree2(pid_t pid, int uid, int depth, int index){
	if ((int)mproc[index].mp_realuid != uid) return 0;
	if (mproc[pid].mp_flags & IN_USE != IN_USE) return 0;

	for (int i = 0; i < depth*3; ++i){
		printf("-");
	}
	printf("%jd\n", (intmax_t) pid);
	for (int i = index + 1; i < NR_PROCS; ++i){
		if (mproc[i].mp_parent == (int) pid){
			pstree2(i, uid, depth+1, i);
		}
	}
	return 0;
}