A2osX/BIN/EDIT.S.FILE.txt

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NEW
AUTO 3,1
.LIST OFF
*--------------------------------------
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FILE.New >LDYA L.MSG.NEWFILE
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FILE.NewYA >PUSHYA
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>PUSHWZ Allocate
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>SYSCALL RealPath
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bcs .9
txa
>STA.G hFileName
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jmp FILE.Reset
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.9 rts
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*--------------------------------------
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FILE.Load jsr FILE.NewYA
bcs .9
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jsr FILE.Reset
>LDYA.G LineBufBase
>STYA LineBufPtr
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ldx #S.FI.T.TXT
lda #O.RDONLY
jsr FILE.OpenAX
bcs .1
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jsr FILE.Load.TXT
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jmp FILE.Close
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.1 ldx #S.FI.T.ASM
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lda #O.RDONLY
jsr FILE.OpenAX
bcs .9
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jsr FILE.Load.ASM
jmp FILE.Close
.9 rts
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*--------------------------------------
FILE.Load.TXT
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.1 ldy #0
jsr FILE.ReadY read 256
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bcs .7
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sty TmpCount Count read
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ldy #0
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.2 lda (LineBufPtr),y
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cmp #C.LF
bne .3
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phy
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lda #1
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>STA.G FileType
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ply
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bra .4
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.3 jsr FILE.Load.2Buf
bcs FILE.Load.RTS
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.4 dec TmpCount
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beq .1
iny
bra .2
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.7 cmp #MLI.E.EOF
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bne .9
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.8 lda #0
sta (BufPtr)
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clc
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rts
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.9 sec
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FILE.Load.RTS rts
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*--------------------------------------
FILE.Load.ASM lda #2
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>STA.G FileType
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.1 ldy #3
jsr FILE.ReadY
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bcs .7
lda (LineBufPtr)
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dec
dec
dec
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tay
jsr FILE.ReadY
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bcs .7
jsr FILE.Load.ASM.Decode
bcc .1
.7 cmp #MLI.E.EOF
bne .9
lda #0
sta (BufPtr)
clc
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rts
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.9 sec
.99 rts
*--------------------------------------
FILE.Load.ASM.Decode
ldy #0
.1 lda (LineBufPtr),y
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beq .8
iny
tax
bmi .2
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jsr FILE.Load.2Buf
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bcc .1
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.9 rts
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.2 cmp #$C0 REPEAT char?
bne .5
lda (LineBufPtr),y Get Repeat Count
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iny
tax
.4 lda (LineBufPtr),y Get Repeat Char
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jsr FILE.Load.2Buf
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bcs .9
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dex
bne .4
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iny Skip Repeat char
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bra .1
.5 and #$3F Compute blank count
tax
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.6 lda #C.SPACE
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jsr FILE.Load.2Buf
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bcs .9
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dex
bne .6
bra .1
.8 lda #C.CR
*--------------------------------------
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FILE.Load.2Buf phy
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phx
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sta (BufPtr)
inc BufPtr
bne .1
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inc BufPtr+1
.1 inc FileLen
bne .8
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inc FileLen+1
lda FileLen+1
cmp BufLen+1
bne .8
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jsr BUF.BufPtr.Realloc
bcs .9
>LDA.G BufBase
* clc
adc FileLen
sta BufPtr
iny
lda (pData),y
adc FileLen+1
sta BufPtr+1
.8 clc
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.9 plx
ply
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FILE.Save.9 rts
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*--------------------------------------
FILE.Save >LDYA.G LineBufBase
>STYA LineBufPtr
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>LDA.G FileType
asl
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tax
jmp (J.SAVE,x)
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*--------------------------------------
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FILE.Save.CR clc
.HS B0 BCS
FILE.Save.CRLF sec
ror TmpIndex+1
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ldx #S.FI.T.TXT
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lda #O.CREATE+O.WRONLY
jsr FILE.OpenAX
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bcs FILE.Save.9
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>LDYA.G BufBase
>STYA BufPtr
.1 lda (BufPtr)
beq .8
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ldy #0
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.2 lda (BufPtr)
beq .4
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inc BufPtr
bne .3
inc BufPtr+1
.3 sta (LineBufPtr),y
iny
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cmp #C.CR
bne .2
bit TmpIndex+1
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bpl .4
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lda #C.LF
sta (LineBufPtr),y
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iny
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.4 jsr FILE.WriteY
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bcs FILE.Save.99
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bra .1
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.8 >STZ.G bUnSaved
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FILE.Save.99 jmp FILE.Close
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*--------------------------------------
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FILE.Save.ASM stz TmpLen
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stz TmpLen+1
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inc TmpLen
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ldx #S.FI.T.ASM
lda #O.CREATE+O.WRONLY
jsr FILE.OpenAX
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bcs FILE.Save.99
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>LDYA.G BufBase
>STYA BufPtr
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.1 lda (BufPtr)
beq .8
ldy #1
lda TmpLen
sta (LineBufPtr),y
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iny
lda TmpLen+1
sta (LineBufPtr),y
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ldy #0
.2 iny
lda (BufPtr),y
beq .3
cmp #C.CR
bne .2
.3 ldy #3 Initial LEN
.4 lda (BufPtr)
beq .7
ldx #0
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.40 inc BufPtr
bne .5
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inc BufPtr+1
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.5 cmp #C.CR
beq .7
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cmp (BufPtr) same as next ?
bne .50 no -> flush
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inx
cpx #$3F
bne .40
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.50 cpx #0
beq .60 only one char....
cmp #C.SPACE
beq .61
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cpx #3
bcs .62
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.63 sta (LineBufPtr),y
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iny
dex
bpl .63
bra .4
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.62 pha
lda #$C0
sta (LineBufPtr),y
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iny
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txa
sta (LineBufPtr),y
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iny
pla
sta (LineBufPtr),y
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iny
bra .4
.61 txa
ora #$C0
.60 sta (LineBufPtr),y
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iny
bra .4
.7 lda #0
sta (LineBufPtr),y
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iny
tya
sta (LineBufPtr)
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jsr FILE.WriteY
bcs FILE.Close
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inc TmpLen
bne .1
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inc TmpLen+1
bra .1
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.8 >STZ.G bUnSaved
*--------------------------------------
FILE.Close php
pha
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lda TmpIndex hFile
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beq .2
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>SYSCALL FClose
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.2 pla
plp
rts
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*--------------------------------------
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FILE.OpenAX stz TmpIndex hFile
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phx
pha
>LDA.G hFileName
>SYSCALL GetMemPtr
>PUSHYA
pla access
>PUSHA
pla type
>PUSHA
>PUSHWZ Aux type
>SYSCALL FOpen
bcs .9
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sta TmpIndex hFile
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.9 rts
*--------------------------------------
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FILE.ReadY phy
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>PUSHB TmpIndex hFile
>PUSHW LineBufPtr
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lda #0
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ply
bne .1
inc
.1 >PUSHYA
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>SYSCALL FRead
rts
*--------------------------------------
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FILE.WriteY phy
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>PUSHB TmpIndex hFile
>PUSHW LineBufPtr
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ply
lda #0
>PUSHYA
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>SYSCALL FWrite
FILE.WriteY.RTS rts
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*--------------------------------------
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FILE.Reset >LDA.G hBuf
beq .1
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2021-07-03 17:18:58 +00:00
>SYSCALL FreeMem
.1 >STZ.G hBuf
>STA.G FileType TXT/CR
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2021-07-03 17:18:58 +00:00
stz FileLen
stz FileLen+1
jsr BUF.ResetSel
>LDYAI FILEBUF.SIZE
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>STYA BufLen
>SYSCALL GetMem
bcs FILE.WriteY.RTS
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>STYA BufPtr
>STYA.G BufBase
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txa
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>STA.G hBuf
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lda #0
sta (BufPtr)
jmp SCRN.UpdateStatusBar
*--------------------------------------
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MAN
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SAVE usr/src/bin/edit.s.file
LOAD usr/src/bin/edit.s
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ASM