mirror of
https://github.com/A2osX/A2osX.git
synced 2024-06-03 05:29:38 +00:00
203 lines
3.1 KiB
Plaintext
203 lines
3.1 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 >LDYAI 4096
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>STYA BufLen
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>SYSCALL GetMem
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bcs .9
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>STYA BufPtr
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txa
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>STA.G hBuffer FileLen already set to 0
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lda #0
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sta (BufPtr)
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stz FileLen
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stz FileLen+1
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.9 rts
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*--------------------------------------
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FILE.Load jsr BUF.ResetSel
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>PUSHEA.G STATBUF
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>LDA.G hFileName
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>SYSCALL GetMemPtr
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>SYSCALL stat
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bcs FILE.New
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>LDA.G STATBUF+S.STAT.P.TYPE
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cmp #S.FI.T.TXT
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beq FILE.Load.TXT
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cmp #$FA S-C/ASM?
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bne .9
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jmp FILE.Load.ASM
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.9 lda #MLI.E.INCFF
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sec
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rts
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*--------------------------------------
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FILE.Load.TXT stz FileLen
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stz FileLen+1
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stz TmpByte hLineBuffer
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stz TmpIndex hFile
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>STZ.G FileType
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jsr FILE.GetBuffer
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bcs .99
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>LDYA 256
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>SYSCALL GetMem
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bcs .99
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>STYA ZPPTR1
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stx TmpByte
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>PUSHWZ Aux type
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>PUSHBI S.FI.T.TXT
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>PUSHBI O.RDONLY+O.TEXT
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>LDA.G hFileName
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>SYSCALL GetMemPtr
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>SYSCALL fopen
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.99 bcs .9
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sta TmpIndex
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.1 >PUSHWI 254
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>PUSHW ZPPTR1
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lda TmpIndex
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>SYSCALL fread
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bcs .8
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lda #0
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sta (ZPPTR1),y Y = line len
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lda (ZPPTR1)
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clc
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eor #C.LF
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bne .2
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lda #2
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>STA.G FileType
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sec
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.2 lda ZPPTR1
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adc #0
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tay
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lda ZPPTR1+1
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adc #0
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>PUSHYA
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>LDYA BufPtr
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>SYSCALL strcat
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bra .1
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.8 cmp #MLI.E.EOF
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bne .9
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>LDYA BufPtr
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>SYSCALL strlen
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>STYA FileLen
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clc
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.9 jmp FILE.Load.Cleanup
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*--------------------------------------
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FILE.Load.ASM
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lda #MLI.E.INCFF
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sec
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rts
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*--------------------------------------
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FILE.Load.Cleanup
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php
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pha
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lda TmpByte
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beq .1
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>SYSCALL freemem
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.1 lda TmpIndex
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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.Save >PUSHWZ Aux type
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>PUSHBI S.FI.T.TXT
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>PUSHBI O.CREATE+O.WRONLY
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>LDA.G hFileName
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>SYSCALL GetMemPtr
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>SYSCALL FOpen
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bcs .9
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pha
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>PUSHW FileLen
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>LDA.G hBuffer
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>SYSCALL GetMemPtr
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>PUSHYA
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pla
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pha
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>SYSCALL FWrite
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bcc .1
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tax
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pla
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phx
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>SYSCALL FClose
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pla
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sec
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rts
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.1 pla
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>SYSCALL FClose
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lda #$80
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>STA.G bSaved
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jsr SCRN.UpdateTopBar
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.9 rts
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*--------------------------------------
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FILE.GetBuffer >LDA.G STATBUF+S.STAT.SIZE+3
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dey
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ora (pData),y
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bne .9
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dey
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lda (pData),y Size HI
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cmp #16
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bcs .1
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lda #13 Min = 3k
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.1 adc #3 1K more
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ldy #0 Size LO
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>STYA BufLen
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>SYSCALL GetMem
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bcs .99
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>STYA BufPtr
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txa
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>STA.G hBuffer
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lda #0
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sta (BufPtr)
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rts
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.9 lda #E.FTB
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sec
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.99 rts
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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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