pokecrystal-board/home/string.asm
2013-09-09 22:44:48 -04:00

40 lines
578 B
NASM

InitString: ; 2ef6
; Init a string of length c.
push hl
jr _InitString
; 2ef9
InitName: ; 2ef9
; Intended for names, so this function is limited to ten characters.
push hl
ld c, 10
; 2efc
_InitString: ; 2efc
; if the string pointed to by hl is empty (defined as "zero or more spaces
; followed by a null"), then initialize it to the string pointed to by de.
push bc
.loop
ld a, [hli]
cp "@"
jr z, .blank
cp " "
jr nz, .notblank
dec c
jr nz, .loop
.blank
pop bc
ld l, e
ld h, d
pop de
ld b, 0
inc c
call CopyBytes
ret
.notblank
pop bc
pop hl
ret
; 2f17