mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-22 16:31:07 +00:00
735 lines
14 KiB
Plaintext
735 lines
14 KiB
Plaintext
NEW
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AUTO 3,1
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.LIST OFF
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.OP 65C02
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.OR $2000
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.TF bin/sh
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*--------------------------------------
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HIS.MAX .EQ 10
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HISTORY.MAX .EQ 256
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CORE.STACK.MAX .EQ 128
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PUSHD.STACK.MAX .EQ 4
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*--------------------------------------
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C... .EQ 0
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C.. .EQ 2
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C.CD .EQ 4
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C.NOHUP .EQ 6
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C.DATE .EQ 8
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C.ECHO .EQ 10
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C.EXIT .EQ 12
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C.MD .EQ 14
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C.PAUSE .EQ 16
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C.PWD .EQ 18
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C.RD .EQ 20
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C.READ .EQ 22
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C.REN .EQ 24
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C.SET .EQ 26
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C.SLEEP .EQ 28
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C.SHIFT .EQ 30
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C.PUSHD .EQ 32
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C.POPD .EQ 34
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C.FUNCTION .EQ 36
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C.CALL .EQ 38
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C.BREAK .EQ 40
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C.SWITCH .EQ 42
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C.CASE .EQ 44
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C.DEFAULT .EQ 46
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*--------------------------------------
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C.FOR .EQ 48
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C.FOR.LIST .EQ 0
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C.FOR.FILEEXEC .EQ 1
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C.WHILE .EQ 50
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C.IF .EQ 52
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C.NEXT .EQ 54
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C.LOOP .EQ 56
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C.ELSE .EQ 58
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C.FI .EQ 60
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C.END .EQ 62
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*--------------------------------------
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C.CLEXEC .EQ 63
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*--------------------------------------
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.INB inc/macros.i
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.INB inc/a2osx.i
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.INB inc/mli.i
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.INB inc/mli.e.i
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*--------------------------------------
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.DUMMY
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.OR ZPBIN
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ZS.START
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ZPCLBuf .BS 2
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ZPInputBuf .BS 2
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ZPInputBufPtr .BS 2
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ZPInputCmdPtr .BS 2
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ZPArgVBuf .BS 2
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ZPArgVBufPrev .BS 2
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ZPArgVBufPtr .BS 2
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ZPVarNamePtr .BS 2
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CORE.PSFlags .BS 1
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CORE.IntCmd .BS 1
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CORE.Operator .BS 1
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CORE.LogicOp .BS 1
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CORE.TestResult .BS 1
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CORE.PrevTestResult .BS 1
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ZPTmpW .BS 2
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ZPPtr1 .BS 2
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ZPPtr2 .BS 2
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M32.ACC .BS 4
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ZS.END .ED
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*--------------------------------------
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* File Header (16 Bytes)
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*--------------------------------------
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CS.START cld
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jmp (.1,x)
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.DA #$61 6502,Level 1 (65c02)
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.DA #1 BIN Layout Version 1
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.DA #S.PS.F.EVENT S.PS.F
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.DA #0
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.DA CS.END-CS.START Code Size (without Constants)
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.DA DS.END-DS.START Data SegmentSize
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.DA #64 Stack Size
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.DA #ZS.END-ZS.START Zero Page Size
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.DA 0
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*--------------------------------------
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* Relocation Table
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*--------------------------------------
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.1 .DA CS.INIT
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.DA CS.RUN
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.DA CS.DOEVENT
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.DA CS.QUIT
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*--------------------------------------
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L.MSG.GREETINGS .DA MSG.GREETINGS
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L.MSG.HIS .DA MSG.HIS
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L.MSG.HISPROMPT .DA MSG.HISPROMPT
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L.MSG.HISROMPTCLR .DA MSG.HISROMPTCLR
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L.MSG.PROMPT .DA MSG.PROMPT
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L.MSG.PROMPTCRLF .DA MSG.PROMPTCRLF
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L.MSG.TRACE .DA MSG.TRACE
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L.MSG.ECHOCRLF .DA MSG.ECHOCRLF
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L.MSG.BATCHLINE .DA MSG.BATCHLINE
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L.MSG.BATCHERR .DA MSG.BATCHERR
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L.MSG.ERROR .DA MSG.ERROR
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L.MSG.PID .DA MSG.PID
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L.FMT.DATE .DA FMT.DATE
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L.FMT.Long .DA FMT.Long
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L.FMT.Byte .DA FMT.Byte
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J.ESC .DA CL.BS left arrow
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.DA HIS.GetNext
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.DA HIS.GetPrev
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.DA CL.NAK right arrow
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L.CD.. .DA CD..
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L.IN .DA IN
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L.CMD .DA CMD
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J.CMD .DA CMD...
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.DA CMD..
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.DA CMD.CD
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.DA CMD.NOHUP
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.DA CMD.DATE
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.DA CMD.ECHO
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.DA CMD.EXIT
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.DA CMD.MD
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.DA CMD.PAUSE
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.DA CMD.PWD
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.DA CMD.RD
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.DA CMD.READ
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.DA CMD.REN
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.DA CMD.SET
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.DA CMD.SLEEP
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.DA CMD.SHIFT
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.DA CMD.PUSHD
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.DA CMD.POPD
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.DA CMD.FUNCTION
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.DA CMD.CALL
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.DA CMD.BREAK
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.DA CMD.SWITCH
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.DA CMD.CASE
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.DA CMD.DEFAULT
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.DA CMD.FOR
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.DA CMD.WHILE
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.DA CMD.IF
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.DA CMD.NEXT
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.DA CMD.LOOP
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.DA CMD.ELSE
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.DA CMD.FI
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.DA CMD.END
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L.CORE.IO .DA CORE.IO
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J.CORE.IO .DA CORE.IO.AMP
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.DA CORE.IO.IN
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.DA CORE.IO.OUTA
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.DA CORE.IO.OUT
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.DA CORE.IO.1OUTA
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.DA CORE.IO.1OUT
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.DA CORE.IO.2OUTA
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.DA CORE.IO.2OUT
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L.EXP.BEGIN .DA EXP.BEGIN
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L.EXP.OP.UNARY .DA EXP.OP.UNARY
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J.EXP.OP.UNARY .DA EXP.OP.UNARY.D
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.DA EXP.OP.UNARY.E
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.DA EXP.OP.UNARY.F
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.DA EXP.OP.UNARY.I
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.DA EXP.OP.UNARY.N
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.DA EXP.OP.UNARY.X
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.DA EXP.OP.UNARY.Z
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L.EXP.OP.BINARY .DA EXP.OP.BINARY
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L.EXP.OP.MATH .DA EXP.OP.MATH
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L.EXP.OP.LOGIC .DA EXP.OP.LOGIC
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L.HOME.PROFILE .DA HOME.PROFILE
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L.PtrZero .DA PtrZero
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L.HOME .DA HOME
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L.PS1 .DA PS1
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.DA 0
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*--------------------------------------
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CS.INIT clc
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rts
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*--------------------------------------
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CS.RUN jsr CL.Init
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jsr CORE.Init
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ldy #S.PS.ARGC
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lda (pPS),y
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beq .2 no arg, continue starting interactive
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lda #$ff
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>STA.G bExitOnEOF
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inc lda #0
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jsr CMD.SHIFTA Remove $0 = /bin/sh
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jsr GetArgV
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>STYA ZPPtr1
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lda (ZPPtr1)
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cmp #'-'
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bne .1
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ldy #1
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lda (ZPPtr1),y
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cmp #'c'
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beq .10
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cmp #'C'
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bne .1
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.10 iny
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lda (ZPPtr1),y
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bne .1
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* lda #0
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jsr CMD.SHIFTA Remove $0 = -C
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jsr GetArgV
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jmp CS.RUN.CMDLINE
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.1 jsr GetArgV Load SH batch file
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>SYSCALL LoadTxtFile
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bcs .9
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phx X = loaded file hMem
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jsr GetArgV Y,A = Args
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plx
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jsr CMD..EXEC.YAX Execute . Batch file
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bcc CS.RUN.LOOP
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.9 rts
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*--------------------------------------
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.2 jsr CMD.CD.HOME
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jsr HIS.Init
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bcs .9
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>PUSHW L.MSG.GREETINGS
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>PUSHW A2osX.KVER
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>PUSHBI 2
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>SYSCALL PrintF
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bcs .9
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>LDYA L.HOME.PROFILE
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>SYSCALL LoadTxtFile
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bcs CS.RUN.LOOP No profile...
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>LDYA L.HOME.PROFILE
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jsr CMD..EXEC.YAX Execute . ${home}profile
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*--------------------------------------
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CS.RUN.LOOP >SLEEP
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.1 jsr CheckSleep
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beq .2
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ldy #S.PS.hStdIn
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lda (pPS),y
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>SYSCALL FEOF
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bcs .9
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tay
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bne CS.RUN.LOOP
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>SYSCALL GetChar
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bcs .9 I/O err
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cmp #3 Ctrl-C
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bne .11
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lda (pData) batch mode ?
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beq CS.RUN.LOOP
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>LDA.G bSET.C
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beq .8
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bra CS.RUN.LOOP
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.11 cmp #19 test Ctrl-s
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bne CS.RUN.LOOP
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lda #$80
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>STA.G bPause
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bra CS.RUN.LOOP
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*--------------------------------------
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.8 lda #3 User Interrupt
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sec
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.9 rts
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*--------------------------------------
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.2 >LDA.G bPause
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bpl .6
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.3 >SYSCALL GetChar
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bcs .9 I/O err
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cmp #3 Ctrl-C
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bne .4
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lda (pData) batch mode ?
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beq .5
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>LDA.G bSET.C
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beq .8
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bra .5
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.4 tax
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>LDA.G bPause
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asl $ff ?
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bpl .5 not from PAUSE command
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cpx #C.CR
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bne .5
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jsr CheckLFAfterCR Check for any extra LF
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bcs .9
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.5 >STZ.G bPause
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*--------------------------------------
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.6 lda (pData) batch mode ?
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bne CS.RUN.BATCH
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*--------------------------------------
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CS.RUN.INTERACTIVE
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jsr IO.Reset
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jsr CL.Reset
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jsr CL.ReadResetV
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jsr CL.PrintPrompt
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bcs CS.RUN.CMDLINE.9
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.1 >SYSCALL GetChar
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bcs CS.RUN.CMDLINE.9 I/O error
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.2 cmp #C.EOF ....or Ctrl-D
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beq CS.RUN.CMDLINE.9 CS
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jsr CL.CHARIN
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>LDA.G CL.bReady Something to execute ?
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bpl .1
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>PUSHW L.MSG.PROMPTCRLF
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>PUSHBI 0
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>SYSCALL PrintF
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bcs CS.RUN.CMDLINE.9
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lda (ZPCLBuf)
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beq CS.RUN.LOOP.END Empty line
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jsr HIS.Add
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>LDYA ZPCLBuf
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CS.RUN.CMDLINE >SYSCALL StrDup
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bcs CS.RUN.CMDLINE.9
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phx
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jsr GetArgV
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plx Y,A=ARGV, X=strdup
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jsr CORE.Load.YAX Exec CL
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bcs CS.RUN.CMDLINE.9
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lda #$C0+C.CLEXEC
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jsr CORE.StkPush
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bra CS.RUN.LOOP.RUN
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CS.RUN.CMDLINE.9
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rts
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*--------------------------------------
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CS.RUN.BATCH >LDA.G bSET.X
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beq CS.RUN.LOOP.RUN
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ldy #$ff
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.3 iny
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lda (ZPInputBufPtr),y
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sta (ZPCLBuf),y
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beq .4
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eor #C.CR
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bne .3
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sta (ZPCLBuf),y
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.4 >PUSHW L.MSG.TRACE
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>PUSHW ZPCLBuf
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>PUSHBI 2
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>SYSCALL PrintF
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bcs CS.RUN.LOOP.RTS
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CS.RUN.LOOP.RUN jsr CORE.Run
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CS.RUN.LOOP.END ldy #S.PS.RC
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sta (pPS),y
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bcc CS.RUN.LOOP.80
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tay
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beq CS.RUN.LOOP.80 0 = EOF
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>LDA.G bSET.E
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bmi CS.RUN.LOOP.80
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.1 jsr CORE.StkGet
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cmp #$C0+C.CLEXEC
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beq .8
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cmp #$C0+C.. in . ?
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beq .7
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cmp #$C0+C.CALL in CALL ?
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beq .7
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jsr CORE.StkPopCtx
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bcc .1
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.7 jsr IO.PrintBatchErrMsg
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bcs CS.RUN.LOOP.RTS
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jsr CORE.StkPull
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jsr CMD.EXIT.FILE
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.8 jsr IO.PrintErrMsg
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bcs CS.RUN.LOOP.RTS
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CS.RUN.LOOP.80 lda (pData) something on stack ?
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bne CS.RUN.LOOP.88
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>LDA.G bExitOnEOF
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bmi CS.RUN.LOOP.EXIT
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CS.RUN.LOOP.88 jmp CS.RUN.LOOP
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CS.RUN.LOOP.EXIT
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ldy #S.PS.RC
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lda (pPS),y
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sec
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CS.RUN.LOOP.RTS rts
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*--------------------------------------
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CS.DOEVENT lda (pEvent)
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bpl .9
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jsr CheckSleep
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beq .9
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* ldy #Sleep already set by CheckSleep
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ldx #4
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clc
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.1 lda (pData),y
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sbc #0
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sta (pData),y
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iny
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dex
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bne .1
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.9 sec
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rts
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*--------------------------------------
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CS.QUIT jsr CORE.FUNCRESET
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>LDA.G HIS.hBuf
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beq .1
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>SYSCALL FreeStkObj
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.1 ldy #CL.hBuf
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jsr .7
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.2 jsr CMD.POPD
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bcc .2
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ldy #CORE.hArgVBuf
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.7 lda (pData),y
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beq .8
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>SYSCALL FreeMem
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.8 clc
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rts
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*--------------------------------------
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GetCWD ldy #S.PS.hCWD
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bra GetArgV.1
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*--------------------------------------
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GetArgV ldy #S.PS.hARGV
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GetArgV.1 lda (pPS),y
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>SYSCALL GetMemPtr
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rts
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*--------------------------------------
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CheckLFAfterCR ldy #S.PS.hStdIn Check for any extra LF
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lda (pPS),y
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>SYSCALL FEOF
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bcs .9
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tay
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bne .9
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>SYSCALL GetChar
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.9 rts
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*--------------------------------------
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CheckSleep ldy #Sleep+3
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lda (pData),y
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dey
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ora (pData),y
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dey
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ora (pData),y
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dey
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ora (pData),y
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rts
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*--------------------------------------
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GetPtr1NextChar lda (ZPPtr1)
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beq IncPtr1.8
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IncPtr1 inc ZPPtr1
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bne IncPtr1.8
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inc ZPPtr1+1
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IncPtr1.8 rts
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*--------------------------------------
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GetPtr1LenY ldy #$ff
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.1 iny
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lda (ZPPtr1),y
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bne .1
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rts
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*--------------------------------------
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GetPtr1NextString
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jsr GetPtr1LenY
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*--------------------------------------
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tya
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AddAp1Ptr1 sec
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adc ZPPtr1
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sta ZPPtr1
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bcc .8
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inc ZPPtr1+1
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.8 rts
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*--------------------------------------
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ToUpperCase cmp #'a'
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bcc .8
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cmp #'z'+1
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bcs .8
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eor #$20
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.8 clc exit CC to allow Jmp to
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rts
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*--------------------------------------
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IncPStack4 inc pStack
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IncPStack3 inc pStack
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inc pStack
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inc pStack
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rts
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*--------------------------------------
|
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.INB usr/src/bin/sh.s.cl
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.INB usr/src/bin/sh.s.his
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.INB usr/src/bin/sh.s.core
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.INB usr/src/bin/sh.s.io
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.INB usr/src/bin/sh.s.cmd
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.INB usr/src/bin/sh.s.exp
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*--------------------------------------
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CS.END
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*--------------------------------------
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MSG.GREETINGS .AZ "\r\nA2osX-SH %d.%d\r\n\r\n"
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MSG.HIS .AZ "\r\n%3d : %s"
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MSG.HISPROMPT .AZ "\r\n\r\n? "
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MSG.HISROMPTCLR .DA #C.BS,#C.BS,#0
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MSG.PROMPT .AZ "\e[?7h$ " Enable Line Wrap
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MSG.PROMPTCRLF .AZ "\e[?7l\r\n" Disable Line Wrap
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MSG.TRACE .AS ">"
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MSG.BATCHLINE .AZ "%s\r\n"
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MSG.BATCHERR .AZ "%s^\r\nLine #%D:"
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MSG.ERROR .AS "[$%h]:%s."
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||
MSG.ECHOCRLF .AZ "\r\n"
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||
MSG.PID .AZ "PID=%d\r\n"
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||
FMT.DATE .AZ "%A, %B %d %Y %H:%M:%S"
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||
FMT.Long .AZ "%L"
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FMT.Byte .AZ "%d"
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*--------------------------------------
|
||
HOME.PROFILE .AZ "${HOME}profile"
|
||
PtrZero .HS 00 To Make It ArgV
|
||
PS1 .AZ "${PS1}"
|
||
HOME .AZ "${HOME}"
|
||
*--------------------------------------
|
||
EscChars .AS 'DBAC'
|
||
EscChars.Cnt .EQ *-EscChars
|
||
EscChars.Remap .DA #C.BS,#C.VT,#C.LF,#C.FS
|
||
*--------------------------------------
|
||
DEV .AS "/dev/"
|
||
*--------------------------------------
|
||
CD.. .AZ ".."
|
||
*--------------------------------------
|
||
IN .AZ "IN"
|
||
*--------------------------------------
|
||
CMD .AT ".."
|
||
.AT "."
|
||
.AT "CD"
|
||
.AT "NOHUP"
|
||
.AT "DATE"
|
||
.AT "ECHO"
|
||
.AT "EXIT"
|
||
.AT "MD"
|
||
.AT "PAUSE"
|
||
.AT "PWD"
|
||
.AT "RD"
|
||
.AT "READ"
|
||
.AT "REN"
|
||
.AT "SET"
|
||
.AT "SLEEP"
|
||
.AT "SHIFT"
|
||
.AT "PUSHD"
|
||
.AT "POPD"
|
||
.AT "FUNCTION"
|
||
.AT "CALL"
|
||
.AT "BREAK"
|
||
.AT "SWITCH"
|
||
.AT "CASE"
|
||
.AT "DEFAULT"
|
||
.AT "FOR"
|
||
.AT "WHILE"
|
||
.AT "IF"
|
||
.AT "NEXT"
|
||
.AT "LOOP"
|
||
.AT "ELSE"
|
||
.AT "FI"
|
||
.AT "END"
|
||
.HS 00
|
||
CORE.IO .AT "&"
|
||
.AT "<"
|
||
.AT ">>"
|
||
.AT ">"
|
||
.AT "1>>"
|
||
.AT "1>"
|
||
.AT "2>>"
|
||
.AT "2>"
|
||
.HS 00
|
||
EXP.BEGIN .AT "!["
|
||
.AT "["
|
||
.HS 00
|
||
EXP.OP.UNARY .AT "-D"
|
||
.AT "-E"
|
||
.AT "-F"
|
||
.AT "-I"
|
||
.AT "-N"
|
||
.AT "-X"
|
||
.AT "-Z"
|
||
.HS 00
|
||
EXP.OP.BINARY .AT "-LT"
|
||
.AT "-LE"
|
||
.AT "-GT"
|
||
.AT "-GE"
|
||
.AT "-EQ"
|
||
.AT "-NE"
|
||
.AT ".<"
|
||
.AT "<="
|
||
.AT ".>"
|
||
.AT ">="
|
||
.AT "="
|
||
.AT "!="
|
||
.HS 00
|
||
EXP.OP.MATH .AT "*"
|
||
.AT "/"
|
||
.AT "MOD"
|
||
.AT "+"
|
||
.AT "-"
|
||
.HS 00
|
||
EXP.OP.LOGIC .AT "AND"
|
||
.AT "OR"
|
||
.HS 00
|
||
*--------------------------------------
|
||
EXP.OP.BINARY.BITS
|
||
.DA #%100
|
||
.DA #%110
|
||
.DA #%001
|
||
.DA #%011
|
||
.DA #%010
|
||
.DA #%101
|
||
*--------------------------------------
|
||
EXP.OP.MATH.FPU .DA #FPU.lMUL,#FPU.lDIV,#FPU.lMOD,#FPU.lADD,#FPU.lSUB
|
||
*--------------------------------------
|
||
SET.FLAGS .AS "CXE"
|
||
SET.VARS .DA #bSET.C,#bSET.X,#bSET.E
|
||
*--------------------------------------
|
||
.DUMMY
|
||
.OR 0
|
||
DS.START
|
||
CORE.STACK .BS CORE.STACK.MAX+1 pData (0 = Stack Ptr)
|
||
PUSHD.STACK .BS PUSHD.STACK.MAX+1
|
||
|
||
hFuncList .BS 1
|
||
|
||
bExitOnEOF .BS 1
|
||
|
||
bPause .BS 1
|
||
|
||
bSET.C .BS 1
|
||
bSET.E .BS 1
|
||
bSET.X .BS 1
|
||
|
||
Sleep .BS 4
|
||
|
||
CL.hBuf .BS 1
|
||
|
||
CL.Ptr .BS 1
|
||
CL.Len .BS 1
|
||
CL.bReady .BS 1
|
||
CL.bEscMode .BS 1
|
||
CL.MaxCnt .BS 1
|
||
CL.bSilent .BS 1
|
||
|
||
CORE.hArgVBuf .BS 1
|
||
CORE.bPipeIn .BS 1
|
||
CORE.bPipeOut .BS 1
|
||
|
||
HIS.hBuf .BS 1
|
||
HIS.Count .BS 1
|
||
HIS.Index .BS 1
|
||
HIS.LRU .BS 1
|
||
|
||
IO.hIn .BS 1
|
||
IO.hOut .BS 1
|
||
IO.hErr .BS 1
|
||
|
||
*TimeBuf .BS S.TIME 8 bytes
|
||
*M32.BUF .BS 12 -1234567890\0
|
||
TimeBuf .EQ *
|
||
M32.BUF .EQ *
|
||
IO.DEVFIFO .BS 12 /dev/fifoXX\0
|
||
*--------------------------------------
|
||
DS.END .ED
|
||
*--------------------------------------
|
||
MAN
|
||
SAVE usr/src/bin/sh.s
|
||
ASM
|