mirror of https://github.com/A2osX/A2osX.git
461 lines
6.4 KiB
Plaintext
461 lines
6.4 KiB
Plaintext
NEW
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AUTO 3,1
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.LIST OFF
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*--------------------------------------
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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
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txa
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>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
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bcs .9
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jsr FILE.Reset
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>LDYA.G LineBufBase
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>STYA LineBufPtr
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ldx #S.FI.T.TXT
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lda #O.RDONLY
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jsr FILE.OpenAX
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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
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jsr FILE.OpenAX
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bcs .9
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jsr FILE.Load.ASM
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jmp FILE.Close
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.9 rts
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*--------------------------------------
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FILE.Load.TXT
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.1 ldy #0
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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
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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
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bcs FILE.Load.RTS
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.4 dec TmpCount
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beq .1
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iny
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bra .2
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.7 cmp #MLI.E.EOF
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bne .9
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.8 lda #0
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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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*--------------------------------------
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FILE.Load.ASM lda #2
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>STA.G FileType
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.1 ldy #3
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jsr FILE.ReadY
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bcs .7
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lda (LineBufPtr)
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dec
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dec
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dec
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tay
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jsr FILE.ReadY
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bcs .7
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jsr FILE.Load.ASM.Decode
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bcc .1
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.7 cmp #MLI.E.EOF
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bne .9
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lda #0
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sta (BufPtr)
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clc
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rts
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.9 sec
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.99 rts
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*--------------------------------------
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FILE.Load.ASM.Decode
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ldy #0
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.1 lda (LineBufPtr),y
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beq .8
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iny
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tax
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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?
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bne .5
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lda (LineBufPtr),y Get Repeat Count
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iny
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tax
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.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
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bne .4
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iny Skip Repeat char
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bra .1
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.5 and #$3F Compute blank count
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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
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bne .6
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bra .1
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.8 lda #C.CR
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*--------------------------------------
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FILE.Load.2Buf phy
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phx
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sta (BufPtr)
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inc BufPtr
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bne .1
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inc BufPtr+1
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.1 inc FileLen
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bne .8
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inc FileLen+1
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lda FileLen+1
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cmp BufLen+1
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bne .8
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jsr BUF.BufPtr.Realloc
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bcs .9
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>LDA.G BufBase
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* clc
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adc FileLen
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sta BufPtr
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iny
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lda (pData),y
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adc FileLen+1
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sta BufPtr+1
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.8 clc
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.9 plx
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ply
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FILE.Save.9 rts
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*--------------------------------------
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FILE.Save >LDYA.G LineBufBase
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>STYA LineBufPtr
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>LDA.G FileType
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asl
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tax
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jmp (J.SAVE,x)
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*--------------------------------------
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FILE.Save.CR clc
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.HS B0 BCS
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FILE.Save.CRLF sec
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ror TmpIndex+1
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ldx #S.FI.T.TXT
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lda #O.CREATE+O.WRONLY
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jsr FILE.OpenAX
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bcs FILE.Save.9
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>LDYA.G BufBase
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>STYA BufPtr
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.1 lda (BufPtr)
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beq .8
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ldy #0
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.2 lda (BufPtr)
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beq .4
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inc BufPtr
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bne .3
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inc BufPtr+1
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.3 sta (LineBufPtr),y
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iny
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cmp #C.CR
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bne .2
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bit TmpIndex+1
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bpl .4
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lda #C.LF
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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
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lda #O.CREATE+O.WRONLY
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jsr FILE.OpenAX
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bcs FILE.Save.99
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>LDYA.G BufBase
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>STYA BufPtr
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.1 lda (BufPtr)
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beq .8
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ldy #1
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lda TmpLen
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sta (LineBufPtr),y
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iny
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lda TmpLen+1
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sta (LineBufPtr),y
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ldy #0
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.2 iny
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lda (BufPtr),y
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beq .3
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cmp #C.CR
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bne .2
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.3 ldy #3 Initial LEN
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.4 lda (BufPtr)
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beq .7
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ldx #0
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.40 inc BufPtr
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bne .5
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inc BufPtr+1
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.5 cmp #C.CR
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beq .7
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cmp (BufPtr) same as next ?
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bne .50 no -> flush
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inx
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cpx #$3F
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bne .40
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.50 cpx #0
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beq .60 only one char....
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cmp #C.SPACE
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beq .61
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cpx #3
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bcs .62
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.63 sta (LineBufPtr),y
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iny
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dex
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bpl .63
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bra .4
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.62 pha
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lda #$C0
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sta (LineBufPtr),y
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iny
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txa
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sta (LineBufPtr),y
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iny
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pla
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sta (LineBufPtr),y
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iny
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bra .4
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.61 txa
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ora #$C0
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.60 sta (LineBufPtr),y
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iny
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bra .4
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.7 lda #0
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sta (LineBufPtr),y
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iny
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tya
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sta (LineBufPtr)
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jsr FILE.WriteY
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bcs FILE.Close
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inc TmpLen
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bne .1
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inc TmpLen+1
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bra .1
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.8 >STZ.G bUnSaved
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*--------------------------------------
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FILE.Close php
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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
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plp
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rts
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*--------------------------------------
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FILE.OpenAX stz TmpIndex hFile
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phx
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pha
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>LDA.G hFileName
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>SYSCALL GetMemPtr
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>PUSHYA
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pla access
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>PUSHA
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pla type
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>PUSHA
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>PUSHWZ Aux type
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>SYSCALL FOpen
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bcs .9
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sta TmpIndex hFile
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.9 rts
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*--------------------------------------
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FILE.ReadY phy
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>PUSHB TmpIndex hFile
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>PUSHW LineBufPtr
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lda #0
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ply
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bne .1
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inc
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.1 >PUSHYA
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>SYSCALL FRead
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rts
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*--------------------------------------
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FILE.WriteY phy
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>PUSHB TmpIndex hFile
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>PUSHW LineBufPtr
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ply
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lda #0
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>PUSHYA
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>SYSCALL FWrite
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FILE.WriteY.RTS rts
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*--------------------------------------
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FILE.Reset >LDA.G hBuf
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beq .1
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>SYSCALL FreeMem
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.1 >STZ.G hBuf
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>STA.G FileType TXT/CR
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stz FileLen
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stz FileLen+1
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jsr BUF.ResetSel
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>LDYAI FILEBUF.SIZE
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>STYA BufLen
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>SYSCALL GetMem
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bcs FILE.WriteY.RTS
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>STYA BufPtr
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>STYA.G BufBase
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txa
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>STA.G hBuf
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lda #0
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sta (BufPtr)
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jmp SCRN.UpdateStatusBar
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*--------------------------------------
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MAN
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SAVE usr/src/bin/edit.s.file
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LOAD usr/src/bin/edit.s
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ASM
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