Subversion Repositories SvarDOS

(root)/svarcom/trunk/rmod.asm – Rev 543 → 547



 
; is stdin redirected?
mov bx, [OLD_STDIN]
cmp bx, 0xffff
je STDIN_DONE
; revert the stdin handle (dst in BX already)
xor cx, cx       ; src handle (0=stdin)
mov ah, 0x46     ; redirect a handle
int 0x21
; close the old handle (still in bx)
mov ah, 0x3e

Rev 543	Rev 547
Line 204...	Line 204...
204		204
205	`; is stdin redirected?`	205	`; is stdin redirected?`
206	`mov bx, [OLD_STDIN]`	206	`mov bx, [OLD_STDIN]`
207	`cmp bx, 0xffff`	207	`cmp bx, 0xffff`
208	`je STDIN_DONE`	208	`je STDIN_DONE`
209	`; revert the stdout handle (dst in BX already)`	209	`; revert the stdin handle (dst in BX already)`
210	`xor cx, cx ; src handle (0=stdin)`	210	`xor cx, cx ; src handle (0=stdin)`
211	`mov ah, 0x46 ; redirect a handle`	211	`mov ah, 0x46 ; redirect a handle`
212	`int 0x21`	212	`int 0x21`
213	`; close the old handle (still in bx)`	213	`; close the old handle (still in bx)`
214	`mov ah, 0x3e`	214	`mov ah, 0x3e`