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add a return -1 helper

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This commit is contained in:
Colin Leroy-Mira
2024-01-11 18:19:13 +01:00
parent 57e65a6bf6
commit 5d49fde788
8 changed files with 28 additions and 39 deletions
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7
libsrc/cbm/cbm_read.s
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@@ -40,7 +40,7 @@
.export _cbm_read
.importzp ptr1, ptr2, ptr3, tmp1
.import popax, popa
.import popax, popa, returnFFFF
.import ___oserror
@@ -107,7 +107,4 @@ _cbm_read:
; CHKIN failed
@E1: sta ___oserror
lda #$FF
tax
rts ; return -1
jmp returnFFFF

7
libsrc/cbm/cbm_write.s
View File

@@ -32,7 +32,7 @@
.export _cbm_write
.importzp ptr1, ptr2, ptr3
.import popax, popa
.import popax, popa, returnFFFF
.import ___oserror
@@ -88,7 +88,4 @@ _cbm_write:
; Error entry, error code is in A
@E2: sta ___oserror
lda #$FF
tax
rts ; return -1
jmp returnFFFF