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page 80,132
title CP/DOS DosMkDir mapper
dosxxx segment byte public 'dos'
assume cs:dosxxx,ds:nothing,es:nothing,ss:nothing
;
;**********************************************************************
;*
;* MODULE: dosmkdir
;*
;* FUNCTION: Create a new directory
;*
;* CALLING SEQUENCE:
;*
;* push@ asciiz directory name
;* push dword reserved (must be zero)
;* call dosmkdir
;*
;* MODULES CALLED: PC-DOS Int 21h, ah=39h
;*
;*********************************************************************
public dosmkdir
.sall
include macros.inc
str struc
old_bp dw ?
return dd ?
rsrvd dd ?
Asciiz dd ? ; new directory name pointer
str ends
dosmkdir proc far
Enter DosMkdir ; push registers
lds dx,[bp].asciiz ; set pointer to directory name
mov ah,39h ; load opcode
int 21h ; create new directory
jc exit ; jump if error
sub ax,ax ; else, set good return code
exit: mexit ; pop registers
ret size str - 6 ; return
dosmkdir endp
dosxxx ends
end
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