1 #ifndef lint 2 static char sccsid[] = "@(#)line.c 4.1 (Berkeley) 06/27/83"; 3 #endif 4 5 extern vti; 6 extern xnow,ynow; 7 line(x0,y0,x1,y1){ 8 struct{char x,c; int x0,y0,x1,y1;} p; 9 p.c = 3; 10 p.x0 = xsc(x0); 11 p.y0 = ysc(y0); 12 p.x1 = xnow = xsc(x1); 13 p.y1 = ynow = ysc(y1); 14 write(vti,&p.c,9); 15 } 16 cont(x0,y0){ 17 line(xnow,ynow,xsc(x0),ysc(y0)); 18 return; 19 } 20