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fs: fix broken fopn on id > 0

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This commit is contained in:
Virgil Dupras 2019-06-05 15:40:56 -04:00
parent a7ce9f6fc6
commit 2483ee699d
2 changed files with 10 additions and 1 deletions
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1
kernel/fs.asm
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@ -461,6 +461,7 @@ fsGetC:
; Write byte A in handle (IX) and advance the handle's position. ; Write byte A in handle (IX) and advance the handle's position.
; Z is set on success, unset if handle is at the end of the file. ; Z is set on success, unset if handle is at the end of the file.
; TODO: detect end of block alloc ; TODO: detect end of block alloc
; TODO: grow file size if appropriate
fsPutC: fsPutC:
push hl push hl
call fsPlaceH call fsPlaceH

10
kernel/fs_cmds.asm
View File

@ -71,7 +71,15 @@ fopnCmd:
push de push de
ld a, (hl) ; file handle index ld a, (hl) ; file handle index
ld de, FS_HANDLES ld de, FS_HANDLES
call addDE ; DE now stores pointer to file handle or a ; cp 0
jr z, .noInc ; DE already point to correct handle
ld b, a
.loop:
ld a, FS_HANDLE_SIZE
call addDE
djnz .loop
.noInc:
; DE now stores pointer to file handle
inc hl inc hl
call intoHL ; HL now holds the string we look for call intoHL ; HL now holds the string we look for
call fsFindFN call fsFindFN