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World of Shareware - Software Farm 2
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SCREEN.ASM
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LOCATE.ASM
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Assembly Source File
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1989-05-03
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733b
|
32 lines
;void locate(col,row);
; unsigned char col,row;
EXTRN _memory_model:byte
EXTRN _video_page:byte
_TEXT SEGMENT BYTE PUBLIC 'CODE'
ASSUME CS:_TEXT
PUBLIC _locate
_locate proc near
push bp ;save BP
mov bp,sp ;set stack frame
cmp _memory_model,0 ;near or far?
jle begin ;jump if near
inc bp ;else add 2 to BP
inc bp ;
begin: mov bh,_video_page ;set the page
mov dh,[bp+6] ;get the row
dec dh ;count from 0
mov dl,[bp+4] ;get the column
dec dl ;count from 0
mov ah,2 ;function to set cursor
int 10h ;set the cursor
pop bp ;restore BP
L1: cmp _memory_model,0 ;quit
jle quit ;
db 0CBh ;RET far
quit: ret ;RET near
_locate endp
_TEXT ENDS
END