A2osX/BIN/X.FILEENUM.S.txt

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PR#3
PREFIX /A2OSX.BUILD
NEW
INC 1
AUTO 6
.LIST OFF
*--------------------------------------
* Uses: (pData)
* hDIRs .BS X.MAX.RECURSE+1
* hDIRENTs .BS X.MAX.RECURSE+1
* hSrcBasePath .BS 1
* hDstBasePath .BS 1 (optional)
*--------------------------------------
X.MAX.RECURSE .EQ 8
*--------------------------------------
InitSrcDirYA >SYSCALL GetFullPathYA
bcc .10
rts
.10 stx .90+1
>STYA ZPPtr1
lda (ZPPtr1)
cmp #1
beq .5 we have '/'
>PUSHW L.STAT
>PUSHW ZPPtr1
>SYSCALL Stat
ror
sta .30+1 save file exists for later.....
bmi .1 File/DIR does not exists, go extract pattern
lda STAT+S.STAT.P.TYPE
cmp #$0f
beq .5 TYPE=DIR, do not extract wildcard
.1 lda (ZPPtr1) Get Src Path Len
tay
ldx #0 Init Wildcard count
.2 lda (ZPPtr1),y search backward for a /
cmp #'/'
beq .3
cmp #'?' Test if some wildcard chars....
beq .21
cmp #'*'
bne .22
.21 inx inc wildcard count
.22 dey
bne .2
.3 tya
cmp (ZPPtr1)
beq .5 Make sure at least one char
txa
bne .31 we have wc, go extract....
.30 lda #$ff no wc, remember if file exists?
bmi .91 no, file not found....
.31 ldx #0
phy save / pos to trunk string later
.4 iny
inx
lda (ZPPtr1),y
sta UsrBuf256,x
tya
cmp (ZPPtr1)
bne .4
pla get back / pos
sta (ZPPtr1) trunk it for Opendir
stx UsrBuf256 set pattern len
>LDYAI UsrBuf256
>SYSCALL NewPstrYA
bcs .9
txa
ldy #hFilter
sta (pData),y
.5 >LDYAI 256
>SYSCALL GetMemYA Get a 256 buffer to store BasePath
bcs .9
>STYA ZPPtr2
txa
ldy #hSrcBasePath
sta (pData),y
lda (ZPPtr1)
pha
tay
.6 lda (ZPPtr1),y
sta (ZPPtr2),y
dey
bne .6
ply
lda #'/'
cmp (ZPPtr1),y
beq .7
iny
sta (ZPPtr2),y
.7 tya
sta (ZPPtr2)
>LDYA ZPPtr2
>SYSCALL OpenDirYA
bcs .9
ldy #hDIRs
sta (pData),y set hDIRs[0] = Src Hdir
ldy #index
lda #1
sta (pData),y index=hDIRs[0]
jsr .9 Cleanup
clc
rts
.91 lda #MLI.ERR.FNOTFND
.9 pha
.90 lda #$ff self modified
>SYSCALL FreeMemA
pla
sec
InitSrcDirYA.RTS
rts
*--------------------------------------
.DO X.COPY.TO.DEST=1
InitDstDirYA >SYSCALL GetFullPathYA
bcs InitSrcDirYA.RTS
stx .90+1
>STYA ZPPtr1
>PUSHW L.STAT
>PUSHW ZPPtr1
>SYSCALL Stat
bcs .1 File/DIR does not exists, go extract DstFileName
lda STAT+S.STAT.P.TYPE
cmp #$0f
beq .5 Dst is a directory...no destfilename
.1 lda (ZPPtr1)
tay
.2 lda (ZPPtr1),y search backward for a /
cmp #'/'
beq .3
dey
bne .2
.3 tya
cmp (ZPPtr1)
beq .5 Make sure at least one char
ldx #0
phy save / pos to trunk string later
.4 iny
inx
lda (ZPPtr1),y
sta UsrBuf256,x
tya
cmp (ZPPtr1)
bne .4
pla get back / pos
sta (ZPPtr1) trunk it for Opendir
stx UsrBuf256
>LDYAI UsrBuf256
>SYSCALL NewPstrYA
bcs .9
txa
ldy #hDstFileName
sta (pData),y
.5 >LDYAI 256
>SYSCALL GetMemYA Get a 256 buffer to store DstBasePath
bcs .9
>STYA ZPPtr2
txa
ldy #hDstBasePath
sta (pData),y
lda (ZPPtr1)
sta (ZPPtr2)
tay
.6 lda (ZPPtr1),y
sta (ZPPtr2),y
dey
bne .6
lda (ZPPtr2)
tay
lda #'/'
cmp (ZPPtr2),y
beq .7
iny
sta (ZPPtr2),y
tya
sta (ZPPtr2)
.7 jsr .9 Cleanup
clc
.99 rts
.9 pha
.90 lda #$ff self modified
>SYSCALL FreeMemA
pla
sec
rts
.FIN
*--------------------------------------
GetNextEntry jsr GetEntry
bcs .9
lda (ZPFileName) Save actual file len for setting up
tax new offset later
lda ZPFileStat
clc
adc #S.STAT
sta ZPFileName
lda ZPFileStat+1
adc /S.STAT
sta ZPFileName+1 Make nDIRENTs[i] point to next DIRENT
lda (ZPFileName) are we at end of this buffer ?
beq .1 yes, go read next one ...
sec
adc ZPFileName
sta ZPFileStat
lda ZPFileName+1
adc #0
sta ZPFileStat+1
ldy #index
lda (pData),y
asl
clc
adc #oDIRENTs-1
tay
txa Get back previous file len
sec
adc (pData),y
sta (pData),y
iny
lda #0
adc (pData),y
sta (pData),y
dey
lda #S.STAT
clc
adc (pData),y
sta (pData),y
iny
lda /S.STAT
adc (pData),y
sta (pData),y
clc
rts
.1 jsr GetEntry.ReadDir
bcs .9
lda (ZPFileName)
beq .99
sec
adc ZPFileName
sta ZPFileStat
lda ZPFileName+1
adc #0
sta ZPFileStat+1
clc
.9 rts
.99 sec
rts
*--------------------------------------
GetEntry ldy #index
lda (pData),y
clc
adc #hDIRENTs-1
tay
lda (pData),y
bne .1 we have a buffer to scan
jsr GetEntry.ReadDir First run, get first block
bcs .9 ZPFileName = start of buffer
lda (ZPFileName) Empty !!!
bne .8
* txa
* >SYSCALL FreeMemA
sec
rts
.1 >SYSCALL GetMemPtrA
>STYA ZPFileName
ldy #index
lda (pData),y
asl
clc
adc #oDIRENTs-1
tay
lda ZPFileName
clc
adc (pData),y
sta ZPFileName
iny
lda ZPFileName+1
adc (pData),y
sta ZPFileName+1 ZPFileName=ZPFileName+oDIRENT
.8 lda ZPFileName
sec
adc (ZPFileName)
sta ZPFileStat
lda ZPFileName+1
adc #0
sta ZPFileStat+1
clc
.9 rts
*--------------------------------------
GetEntry.ReadDir
ldy #index
lda (pData),y
clc
adc #hDIRENTs-1
tay
lda (pData),y
beq .1
pha
lda #0
sta (pData),y reset hDIRENT
pla
>SYSCALL FreeMemA discard previous hDIRENT
.1 ldy #index
lda (pData),y
clc
adc #hDIRs-1
tay
lda (pData),y
>SYSCALL ReadDirA
bcs .9
>STYA ZPFileName
ldy #index
lda (pData),y
clc
adc #hDIRENTs-1
tay
txa get hDIRENT in A
sta (pData),y
ldy #index
lda (pData),y
asl
clc
adc #oDIRENTs-1 and reset offset for this buffer
tay
lda #0
sta (pData),y
iny
sta (pData),y
clc
.9 rts
*--------------------------------------
EnterSubDirYA >STYA ZPPtr2 save SUBDIR for StrCat
ldy #index
lda (pData),y
cmp #X.MAX.RECURSE
beq .9
ldy #hSrcBasePath
jsr EnterSubDirYA.1
>LDYA ZPPtr1
>SYSCALL OpenDirYA
bcs .9
pha
ldy #index
lda (pData),y
inc
sta (pData),y
tax
* clc from BCS
adc #hDIRs-1
tay
pla
sta (pData),y
txa make sure hDIRENTs[i] is closed
adc #hDIRENTs-1
tay
lda #0
sta (pData),y
.DO X.COPY.TO.DEST=1
ldy #hDstBasePath
jsr EnterSubDirYA.1
.FIN
clc
.9 rts
EnterSubDirYA.1 lda (pData),y
>SYSCALL GetMemPtrA
>STYA ZPPtr1 save full path
>PUSHW ZPPtr2
>PUSHW ZPPtr1
>SYSCALL PStrCat
lda (ZPPtr1)
inc
tay
sta (ZPPtr1)
lda #'/'
sta (ZPPtr1),y
rts
*--------------------------------------
LeaveSubDir ldy #index
lda (pData),y
beq .9
ldy #index
lda (pData),y
clc
adc #hDIRENTs-1
tay
lda (pData),y
beq .1
pha
lda #0
sta (pData),y
pla
>SYSCALL FreeMemA
.1 ldy #index
lda (pData),y
clc
adc #hDIRs-1
tay
lda (pData),y
pha
lda #0
sta (pData),y
pla
>SYSCALL CloseDirA
ldy #index
lda (pData),y
dec
sta (pData),y
bne .8
ldy #hSrcBasePath
lda (pData),y
>SYSCALL FreeMemA
.DO X.COPY.TO.DEST=1
ldy #hDstBasePath
lda (pData),y
>SYSCALL FreeMemA
.FIN
.9 sec
rts
.8 clc
rts
*--------------------------------------
BasePath.. .DO X.COPY.TO.DEST=1
ldy #hDstBasePath
jsr BasePath..1
.FIN
ldy #hSrcBasePath
BasePath..1 lda (pData),y
>SYSCALL GetMemPtrA
>STYA ZPPtr1 save full path
lda (ZPPtr1) get len
tay
.1 dey At first run, discard ending /
lda (ZPPtr1),y
cmp #'/'
bne .1
tya
sta (ZPPtr1) cut DIR2/ from /dir1/DIR2/
rts
*--------------------------------------
MAN
SAVE /A2OSX.SRC/BIN/X.FILEENUM.S