File: cclear.s

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;
; Ullrich von Bassewitz, 08.08.1998
;
; void __fastcall__ cclearxy (unsigned char x, unsigned char y, unsigned char length);
; void __fastcall__ cclear (unsigned char length);
;

        .export         _cclearxy, _cclear
        .import         gotoxy, chlinedirect

_cclearxy:
        pha                     ; Save the length
        jsr     gotoxy          ; Call this one, will pop params
        pla                     ; Restore the length and run into _cclear

_cclear:
        ldx     #' ' | $80      ; Blank, screen code
        jmp     chlinedirect