/* * code to print in the message area and to die horrible deaths (with a message) */#include "art.h"void fatal(char *m){	fprint(2, "fig: %s\n", m);	exits(m);}void msg(char *fmt, ...){	char buf[512];	Point p;	doprint(buf, buf+512, fmt, &fmt+1);	p=string(&screen, msgbox.min, font, buf, S);	rectf(&screen, Rect(p.x, msgbox.min.y, msgbox.max.x, msgbox.max.y), Zero);}void echo(char *m){	Point p;	p=string(&screen, echobox.min, font, m, S);	rectf(&screen, Rect(p.x, echobox.min.y, echobox.max.x, echobox.max.y), Zero);}