Курсовая работа: Програми – аналоги DOS-програм ren, xcopy

pop ax

mov ds,ax

mov es,ax

;names

mov bx,80h

mov dl,byte ptr cs:[bx] ;length

cmp dl,0

je error

;old name

xor ax,ax

mov si,82h

mov di,offset old_name

next_sym:

mov al,[si]

cmp al,' '

je stop

mov [di],al

inc si

inc di

inc ah

cmp ah,dl

ja error

jmp next_sym

stop:

;new name

mov di,offset new_name

inc si

next_sym1:

mov al,[si]