#include <sys/types.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <sys/time.h>
#include <linux/input.h>
#include <fcntl.h>
#include <stdio.h>
#include <string.h>
#include <signal.h>

int ct;

void reset(int sig){
	if(sig == SIGHUP)ct = 0;
}

int main(int argc, char *argv[]){
	struct timeval tv;
	struct input_event i;
	fd_set pfd;
	int retval, timeout;
	if(argc < 3){
		fprintf(stderr, "Console screensaver by Rebane\n");
		fprintf(stderr, "Use: %s timeout command\n", argv[0]);
		return(1);
	}
	signal(SIGHUP, reset);
	ct = 0;
	timeout = atoi(argv[1]);
	while(1){
		FD_ZERO(&pfd);
		FD_SET(0, &pfd);
		tv.tv_sec = 1;
		tv.tv_usec = 0;
		retval = select(1, &pfd, NULL, NULL, &tv);
		if(retval > 0){
			read(0, &i, sizeof(struct input_event));
			ct = 0;
		}else if(!retval){
			ct++;
			if(ct >= timeout){
				system(argv[2]);
				ct = 0;
			}
		}
	}
}