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Power-Programmierung
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CD1.mdf
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magazine
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progjour
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1991
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06
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alib
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strcpy_l.asm
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Assembly Source File
|
1991-06-25
|
437b
|
31 lines
include asm.inc
public strcpy_limit
.code
;; strcpy limit
;
; entry DS:SI source pointer
; ES:DI destination pointer
; DX destination limit
; exit DI updated to last character in destination
; uses AX
;
strcpy_limit proc
push si
scl1: cmp di,dx
jae scl2 ; if at destination limit
lodsb ; else copy one character
stosb
cmp al,0
jne scl1
dec di
scl2: pop si
ret
strcpy_limit endp
end