mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-22 16:31:07 +00:00
317 lines
5.3 KiB
Plaintext
317 lines
5.3 KiB
Plaintext
NEW
|
||
AUTO 3,1
|
||
.LIST OFF
|
||
.OP 65C02
|
||
.OR $2000
|
||
.TF BIN/CMP
|
||
*--------------------------------------
|
||
.INB inc/macros.i
|
||
.INB inc/a2osx.i
|
||
.INB inc/mli.i
|
||
.INB inc/mli.e.i
|
||
*--------------------------------------
|
||
.DUMMY
|
||
.OR ZPBIN
|
||
ZS.START
|
||
ArgIndex .BS 1
|
||
ZPPtr1 .BS 2
|
||
|
||
bPause .BS 1
|
||
bAll .BS 1
|
||
bVerbose .BS 1
|
||
bDiff .BS 1
|
||
|
||
hFile1 .BS 1
|
||
hBuf1 .BS 1
|
||
ZPBufPtr1 .BS 2
|
||
bSkip1 .BS 1
|
||
hFile2 .BS 1
|
||
hBuf2 .BS 1
|
||
ZPBufPtr2 .BS 2
|
||
bSkip2 .BS 1
|
||
|
||
Offset .BS 2
|
||
BufCnt .BS 2
|
||
SeekOfs .BS 4
|
||
ZS.END .ED
|
||
*--------------------------------------
|
||
* File Header (16 Bytes)
|
||
*--------------------------------------
|
||
CS.START cld
|
||
jmp (.1,x)
|
||
.DA #$61 6502,Level 1 (65c02)
|
||
.DA #1 BIN Layout Version 1
|
||
.DA #S.PS.F.EVENT S.PS.F
|
||
.DA #0
|
||
.DA CS.END-CS.START CS
|
||
.DA DS.END-DS.START DS
|
||
.DA #64 SS
|
||
.DA #ZS.END-ZS.START Zero Page Size
|
||
.DA 0
|
||
*--------------------------------------
|
||
* Relocation Table
|
||
*--------------------------------------
|
||
.1 .DA CS.INIT
|
||
.DA CS.RUN
|
||
.DA CS.DOEVENT
|
||
.DA CS.QUIT
|
||
L.MSG.USAGE .DA MSG.USAGE
|
||
L.MSG.DIFF .DA MSG.DIFF
|
||
.DA 0
|
||
*--------------------------------------
|
||
CS.INIT clc
|
||
rts
|
||
*--------------------------------------
|
||
CS.RUN
|
||
.1 inc ArgIndex
|
||
lda ArgIndex
|
||
>SYSCALL ArgV
|
||
bcs .7
|
||
|
||
>STYA ZPPtr1
|
||
|
||
lda (ZPPtr1)
|
||
cmp #'-'
|
||
bne .2
|
||
jsr CS.RUN.CheckOpt
|
||
bcc .1
|
||
|
||
.99 >PUSHW L.MSG.USAGE
|
||
>PUSHBI 0
|
||
>SYSCALL PrintF
|
||
lda #E.SYN
|
||
sec
|
||
.9 rts
|
||
|
||
.2 lda hFile1
|
||
bne .3
|
||
|
||
jsr CS.RUN.OPEN
|
||
bcs .9
|
||
|
||
sta hFile1
|
||
|
||
bra .1
|
||
|
||
.3 lda hFile2
|
||
bne .4
|
||
|
||
jsr CS.RUN.OPEN
|
||
bcs .9
|
||
|
||
sta hFile2
|
||
|
||
bra .1
|
||
|
||
.4 bit bSkip1
|
||
bmi .5
|
||
jsr CS.RUN.SEEK
|
||
bcs .9
|
||
sec
|
||
ror bSkip1
|
||
bra .1
|
||
|
||
.5 bit bSkip2
|
||
bmi .99
|
||
|
||
sta bSkip2
|
||
jsr CS.RUN.SEEK
|
||
bcs .9
|
||
|
||
sec
|
||
ror bSkip2
|
||
jmp .1
|
||
|
||
.7 lda hFile2
|
||
beq .99
|
||
lda hFile1
|
||
beq .99
|
||
|
||
.8 >LDYAI 256
|
||
>SYSCALL GetMem
|
||
bcs .9
|
||
|
||
>STYA ZPBufPtr1
|
||
stx hBuf1
|
||
|
||
>LDYAI 256
|
||
>SYSCALL GetMem
|
||
bcs .9
|
||
|
||
>STYA ZPBufPtr2
|
||
stx hBuf2
|
||
*--------------------------------------
|
||
CS.RUN.LOOP ldy #S.PS.hStdIn
|
||
lda (pPS),y
|
||
>SYSCALL FEOF
|
||
bcs .9 IO error
|
||
tay
|
||
bne .1 no char
|
||
|
||
>SYSCALL GetChar
|
||
bcs .9 IO error
|
||
cmp #$03 Ctrl-C
|
||
beq .9 Abort....
|
||
cmp #$13 Ctrl-S
|
||
bne .1
|
||
|
||
lda bPause
|
||
eor #$ff
|
||
sta bPause
|
||
bne CS.RUN.LOOP
|
||
.1 lda bPause
|
||
bne CS.RUN.LOOP Pause...
|
||
|
||
jsr CS.RUN.READ1
|
||
bcc .2
|
||
cmp #MLI.E.EOF
|
||
bne .9
|
||
bra .99
|
||
.2 >STYA BufCnt
|
||
jsr CS.RUN.READ2
|
||
bcc .20
|
||
cmp #MLI.E.EOF
|
||
bne .9
|
||
bra .99
|
||
.20 cpy BufCnt
|
||
pha
|
||
sbc BufCnt+1
|
||
pla
|
||
bcc .3
|
||
>STYA BufCnt
|
||
.3 ldy #0
|
||
|
||
.4 lda (ZPBufPtr1),y
|
||
cmp (ZPBufPtr2),y
|
||
beq .8
|
||
lda #$E0
|
||
sta bDiff
|
||
bit bVerbose
|
||
bpl .5
|
||
jsr CS.RUN.Print
|
||
bcs .9
|
||
.5 bit bAll
|
||
bpl .99
|
||
.8 iny
|
||
cpy BufCnt
|
||
bne .4
|
||
inc Offset
|
||
bne CS.RUN.LOOP
|
||
inc Offset+1
|
||
bra CS.RUN.LOOP
|
||
.99 lda bDiff
|
||
.9 sec
|
||
rts
|
||
*--------------------------------------
|
||
CS.RUN.OPEN >PUSHW ZPPtr1
|
||
>PUSHBI O.RDONLY
|
||
>PUSHBI 0 Type
|
||
>PUSHWZ Aux type
|
||
>SYSCALL FOpen
|
||
rts
|
||
*--------------------------------------
|
||
CS.RUN.SEEK >LDYA ZPPtr1
|
||
>SYSCALL AToL
|
||
bcs .9
|
||
|
||
>PULLL SeekOfs
|
||
lda bSkip1
|
||
bmi .1
|
||
>PUSHBI SEEK.SET
|
||
>PUSHL SeekOfs
|
||
lda hFile1
|
||
|
||
>SYSCALL FSeek
|
||
bcs .9
|
||
.1 >PUSHBI SEEK.SET
|
||
>PUSHL SeekOfs
|
||
lda hFile2
|
||
>SYSCALL FSeek
|
||
|
||
.9 rts
|
||
*--------------------------------------
|
||
CS.RUN.READ1 >PUSHWI 256
|
||
>PUSHW ZPBufPtr1
|
||
lda hFile1
|
||
>SYSCALL FRead
|
||
rts
|
||
*--------------------------------------
|
||
CS.RUN.READ2 >PUSHWI 256
|
||
>PUSHW ZPBufPtr2
|
||
lda hFile2
|
||
>SYSCALL FRead
|
||
rts
|
||
*--------------------------------------
|
||
CS.RUN.Print phy
|
||
|
||
>PUSHW L.MSG.DIFF
|
||
>PUSHW Offset
|
||
tya
|
||
>PUSHA
|
||
>PUSHB (ZPBufPtr1),y
|
||
>PUSHB (ZPBufPtr2),y
|
||
>PUSHBI 5
|
||
>SYSCALL PrintF
|
||
|
||
ply
|
||
rts
|
||
*--------------------------------------
|
||
CS.QUIT lda hFile2
|
||
beq .1
|
||
>SYSCALL FClose
|
||
.1 lda hFile1
|
||
beq .2
|
||
>SYSCALL FClose
|
||
|
||
.2 lda hBuf2
|
||
beq .3
|
||
>SYSCALL FreeMem
|
||
|
||
.3 lda hBuf1
|
||
beq .8
|
||
>SYSCALL FreeMem
|
||
.8 clc
|
||
rts
|
||
*--------------------------------------
|
||
CS.DOEVENT sec
|
||
rts
|
||
*--------------------------------------
|
||
CS.RUN.CheckOpt ldy #1
|
||
lda (ZPPtr1),y
|
||
|
||
ldy #OptionVars-OptionList-1
|
||
|
||
.2 cmp OptionList,y
|
||
beq .3
|
||
dey
|
||
bpl .2
|
||
|
||
sec
|
||
rts
|
||
|
||
.3 ldx OptionVars,y
|
||
lda #$ff
|
||
sta 0,x
|
||
clc
|
||
rts
|
||
*--------------------------------------
|
||
CS.END
|
||
*--------------------------------------
|
||
OptionList .AS "AaVv"
|
||
OptionVars .DA #bAll,#bAll,#bVerbose,#bVerbose
|
||
*--------------------------------------
|
||
MSG.USAGE .AS "Usage : CMP File1 File2 [SKIP1 [SKIP2]]\r\n"
|
||
.AS " -A : Shows All differences\r\n"
|
||
.AZ " -V : Verbose Mode\r\n"
|
||
MSG.DIFF .AZ "%H%h:%h %h\r\n"
|
||
*--------------------------------------
|
||
.DUMMY
|
||
.OR 0
|
||
DS.START
|
||
DS.END
|
||
.ED
|
||
*--------------------------------------
|
||
MAN
|
||
SAVE usr/src/bin/cmp.s
|
||
ASM
|