mirror of
https://github.com/hsoft/collapseos.git
synced 2024-12-26 07:28:05 +11:00
8d46895dd3
Also, make empty strings be parsed as invalid by parseDecimal.
29 lines
420 B
NASM
29 lines
420 B
NASM
; Sets Z is A is ' ' or '\t'
|
|
isSep:
|
|
cp ' '
|
|
ret z
|
|
cp 0x09
|
|
ret
|
|
|
|
; Copy string from (HL) in (DE), that is, copy bytes until a null char is
|
|
; encountered. The null char is also copied.
|
|
; HL and DE point to the char right after the null char.
|
|
strcpyM:
|
|
ld a, (hl)
|
|
ld (de), a
|
|
inc hl
|
|
inc de
|
|
or a
|
|
jr nz, strcpyM
|
|
ret
|
|
|
|
; Like strcpyM, but preserve HL and DE
|
|
strcpy:
|
|
push hl
|
|
push de
|
|
call strcpyM
|
|
pop de
|
|
pop hl
|
|
ret
|
|
|