collapseos/apps/lib/util.asm

; 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