2 ; Ullrich von Bassewitz, 08.08.1998
4 ; void cvlinexy (unsigned char x, unsigned char y, unsigned char length);
5 ; void cvline (unsigned char length);
9 .export _cvlinexy, _cvline
10 .import gotoxy, putchar, setcursor
13 CHRCODE = $7C ; Vertical bar
17 jsr gotoxy ; Call this one, will pop params
18 pla ; Restore the length and run into _cvline
21 cmp #0 ; Is the length zero?
26 lda #CHRCODE ; Vertical bar
27 jsr putchar ; Write, no cursor advance