mirror of
https://github.com/cc65/cc65.git
synced 2024-08-19 17:29:37 +00:00
18 lines
393 B
ArmAsm
18 lines
393 B
ArmAsm
;
|
|
; __do_oserror updates __oserror. Do a JMP here right after calling
|
|
; CIOV. It will return with AX set to -1 ($FFFF). It expects the CIO
|
|
; status in Y.
|
|
;
|
|
; __retminus is a routine whitch returns with AX set to -1 ($FFFF).
|
|
;
|
|
.include "errno.inc"
|
|
|
|
.export __do_oserror, __retminus
|
|
|
|
__do_oserror:
|
|
sty __oserror ; save os dependent error code
|
|
__retminus:
|
|
lda #$FF
|
|
tax ; return -1
|
|
rts
|