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A2osX/BIN/SH.S.txt
Rémy GIBERT 3ca18cfac6 Kernel 0.93+
2019-09-08 14:09:47 +02:00

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NEW
AUTO 3,1
.LIST OFF
.OP 65C02
.OR $2000
.TF BIN/SH
*--------------------------------------
HISTORY.MAX .EQ 256
CORE.STACK.MAX .EQ 128
PUSHD.STACK.MAX .EQ 4
*--------------------------------------
C... .EQ 0
C.. .EQ 1
C.CD .EQ 2
C.NOHUP .EQ 3
C.DATE .EQ 4
C.ECHO .EQ 5
C.EXIT .EQ 6
C.GETKEY .EQ 7
C.MD .EQ 8
C.PAUSE .EQ 9
C.PWD .EQ 10
C.RD .EQ 11
C.READ .EQ 12
C.REN .EQ 13
C.SET .EQ 14
C.SLEEP .EQ 15
C.SHIFT .EQ 16
C.TIME .EQ 17
C.PUSHD .EQ 18
C.POPD .EQ 19
C.FUNCTION .EQ 20
C.CALL .EQ 21
C.BREAK .EQ 22
C.SWITCH .EQ 23
C.CASE .EQ 24
C.DEFAULT .EQ 25
*--------------------------------------
C.FOR .EQ 26
C.FOR.LIST .EQ 0
C.FOR.FILE .EQ 2
C.FOR.EXEC .EQ 4
C.WHILE .EQ 27
C.IF .EQ 28
C.NEXT .EQ 29
C.LOOP .EQ 30
C.ELSE .EQ 31
C.FI .EQ 32
C.END .EQ 33
*--------------------------------------
C.CLEXEC .EQ 63
*--------------------------------------
E.CSYN .EQ $C0
E.ESYN .EQ $C1
E.STACKERROR .EQ $C2
E.STKOVERFLOW .EQ $C3
E.NOWHILE .EQ $C4
E.NOFOR .EQ $C5
E.NOIF .EQ $C6
E.BADFTYPE .EQ $C7
E.FUNDEF .EQ $C8
E.UNEXPEOF .EQ $C9
*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
.INB INC/MLI.I
.INB INC/MLI.E.I
*--------------------------------------
.DUMMY
.OR ZPBIN
ZS.START
ZPCLBuf .BS 2
ZPInputBuf .BS 2
ZPInputBufPtr .BS 2
ZPInputCmdPtr .BS 2
ZPArgVBuf .BS 2
ZPArgVBufPrev .BS 2
ZPArgVBufPtr .BS 2
ZPVarNamePtr .BS 2
CORE.PSFlags .BS 1
CORE.IntCmd .BS 1
CORE.Operator .BS 1
CORE.LogicOp .BS 1
CORE.TestResult .BS 1
CORE.PrevTestResult .BS 1
ZPPtr1 .BS 2
ZPPtr2 .BS 2
ZPTmpW .BS 2
M32.ACC .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 Code Size (without Constants)
.DA DS.END-DS.START Data SegmentSize
.DA #64 Stack Size
.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.GREETINGS .DA MSG.GREETINGS
L.MSG.PROMPT .DA MSG.PROMPT
L.MSG.PROMPTCRLF .DA MSG.PROMPTCRLF
L.MSG.TRACE .DA MSG.TRACE
L.MSG.ECHOCRLF .DA MSG.ECHOCRLF
L.MSG.BATCHLINE .DA MSG.BATCHLINE
L.MSG.BATCHERR .DA MSG.BATCHERR
L.MSG.ERROR .DA MSG.ERROR
L.MSG.PRINTENV .DA MSG.PRINTENV
L.MSG.PID .DA MSG.PID
L.FMT.DATE .DA FMT.DATE
L.FMT.TIME .DA FMT.TIME
L.FMT.GETKEY .DA FMT.GETKEY
L.FMT.Long .DA FMT.Long
J.ESC .DA CL.BS left arrow
.DA HIS.GetNext
.DA HIS.GetPrev
.DA CL.NAK right arrow
L.IN .DA IN
L.CMD .DA CMD
J.CMD .DA CMD...
.DA CMD..
.DA CMD.CD
.DA CMD.NOHUP
.DA CMD.DATE
.DA CMD.ECHO
.DA CMD.EXIT
.DA CMD.GETKEY
.DA CMD.MD
.DA CMD.PAUSE
.DA CMD.PWD
.DA CMD.RD
.DA CMD.READ
.DA CMD.REN
.DA CMD.SET
.DA CMD.SLEEP
.DA CMD.SHIFT
.DA CMD.TIME
.DA CMD.PUSHD
.DA CMD.POPD
.DA CMD.FUNCTION
.DA CMD.CALL
.DA CMD.BREAK
.DA CMD.SWITCH
.DA CMD.CASE
.DA CMD.DEFAULT
.DA CMD.FOR
.DA CMD.WHILE
.DA CMD.IF
.DA CMD.NEXT
.DA CMD.LOOP
.DA CMD.ELSE
.DA CMD.FI
.DA CMD.END
J.NEXT .DA CMD.NEXT.LIST
.DA CMD.NEXT.FILE
.DA CMD.NEXT.EXEC
L.CORE.IO .DA CORE.IO
J.CORE.IO .DA CORE.IO.AMP
.DA CORE.IO.IN
.DA CORE.IO.OUTA
.DA CORE.IO.OUT
.DA CORE.IO.1OUTA
.DA CORE.IO.1OUT
.DA CORE.IO.2OUTA
.DA CORE.IO.2OUT
L.EXP.BEGIN .DA EXP.BEGIN
L.EXP.OP.UNARY .DA EXP.OP.UNARY
J.EXP.OP.UNARY .DA EXP.OP.UNARY.D
.DA EXP.OP.UNARY.E
.DA EXP.OP.UNARY.F
.DA EXP.OP.UNARY.N
.DA EXP.OP.UNARY.Z
L.EXP.OP.BINARY .DA EXP.OP.BINARY
L.EXP.OP.MATH .DA EXP.OP.MATH
L.EXP.OP.LOGIC .DA EXP.OP.LOGIC
L.HOME.PROFILE .DA HOME.PROFILE
L.HOME .DA HOME
L.PS1 .DA PS1
L.ERR.Codes .DA ERR.Codes
L.ERR.Messages .DA ERR.Messages
.DA 0
*--------------------------------------
CS.INIT clc
CS.INIT.RTS rts
*--------------------------------------
CS.RUN jsr CL.Init
jsr CORE.Init
ldy #S.PS.ARGC
lda (pPS),y
beq .1 no arg, continue starting interactive
lda #$ff
>STA.G bExitOnEOF
lda #0
jsr CMD.SHIFTA Remove $0=/bin/sh
ldy #S.PS.hARGV
lda (pPS),y
>SYSCALL GetMemPtr
jsr IO.Load
bcs CS.INIT.RTS
phx
ldy #S.PS.hARGV
lda (pPS),y
>SYSCALL GetMemPtr
plx
jsr CORE.Load.YAX Exec Batch file
bcs CS.INIT.RTS
lda #$C0+C..
jsr CORE.StkPush
bra CS.RUN.LOOP
*--------------------------------------
.1 jsr CMD.CD.HOME
jsr HIS.Init
bcs CS.INIT.RTS
>PUSHWI K.VER
>PUSHBI 2
>LDYA L.MSG.GREETINGS
>SYSCALL printf
bcs CS.INIT.RTS
>LDYA L.HOME.PROFILE
jsr IO.Load
bcs CS.RUN.LOOP No profile...
>LDYA L.HOME.PROFILE
jsr CORE.Load.YAX Exec profile and continue
bcs CS.RUN.LOOP
lda #$C0+C..
jsr CORE.StkPush
*--------------------------------------
CS.RUN.LOOP >SLEEP
.1 jsr CheckSleep
beq .2
ldy #S.PS.hStdIn
lda (pPS),y
>SYSCALL feof
bcs .9
tay
bne CS.RUN.LOOP
>SYSCALL GetChar
bcs .9 I/O err
cmp #3 Ctrl-C
bne .11
lda (pData) batch mode ?
beq CS.RUN.LOOP
>LDA.G bSET.C
beq .8
bra CS.RUN.LOOP
.11 cmp #19 test Ctrl-s
bne CS.RUN.LOOP
lda #$80
>STA.G bPause
bra CS.RUN.LOOP
*--------------------------------------
.8 lda #3 User Interrupt
sec
.9 rts
*--------------------------------------
.2 >LDA.G bPause
bpl .6
.3 >SYSCALL GetChar
bcs .9 I/O err
cmp #3 Ctrl-C
bne .4
lda (pData) batch mode ?
beq .5
>LDA.G bSET.C
beq .8
bra .5
.4 tax
>LDA.G bPause
asl $ff ?
bpl .5 not from PAUSE command
cpx #C.CR
bne .3
.5 >STZ.G bPause
*--------------------------------------
.6 lda (pData) batch mode ?
bne CS.RUN.BATCH
*--------------------------------------
CS.RUN.INTERACTIVE
jsr IO.Reset
jsr CL.Reset
jsr CL.PrintPrompt
bcs .9
>STZ.G bREAD.S
dec
>STA.G READ.N
.1 >SYSCALL GetChar
bcs .9 I/O error
.2 cmp #C.EOF ....or Ctrl-D
beq .9 CS
jsr CL.CHARIN
>LDA.G CL.bReady Something to execute ?
bpl .1
>PUSHBI 0
>LDYA L.MSG.PROMPTCRLF
>SYSCALL printf
bcs .9
lda (ZPCLBuf)
beq .8 Empty line
jsr HIS.Add
>LDYA ZPCLBuf
>SYSCALL strdup
bcs .8
phx
ldy #S.PS.hARGV
lda (pPS),y
>SYSCALL GetMemPtr Y,A =ARGV
plx
jsr CORE.Load.YAX Exec CL
bcs .9
lda #$C0+C.CLEXEC
jsr CORE.StkPush
.6 jsr CORE.Run
.8 jmp CS.RUN.LOOP.END
.9 rts
*--------------------------------------
CS.RUN.BATCH >LDA.G bSET.X
beq .5
ldy #$ff
.3 iny
lda (ZPInputBufPtr),y
sta (ZPArgVBuf),y
beq .4
eor #C.CR
bne .3
sta (ZPArgVBuf),y
.4 >PUSHW ZPArgVBuf
>PUSHBI 2
>LDYA L.MSG.TRACE
>SYSCALL printf
bcs CS.RUN.LOOP.RTS
.5 jsr CORE.Run
CS.RUN.LOOP.END ldy #S.PS.RC
sta (pPs),y
bcc CS.RUN.LOOP.80
tay
beq CS.RUN.LOOP.80 0 = EOF
>LDA.G bSET.E
bmi CS.RUN.LOOP.80
jsr CORE.StkGet
cmp #$C0+C.CLEXEC
beq .1
jsr IO.PrintBatchErrMsg
bcs CS.RUN.LOOP.RTS
.1 ldy #S.PS.RC
lda (pPs),y
jsr IO.PrintErrMsg
bcs CS.RUN.LOOP.RTS
CS.RUN.LOOP.80 lda (pData) something on stack ?
bne .8
>LDA.G bExitOnEOF
bmi CS.RUN.LOOP.EXIT
.8 jmp CS.RUN.LOOP
CS.RUN.LOOP.EXIT
ldy #S.PS.RC
lda (pPs),y
sec
CS.RUN.LOOP.RTS rts
*--------------------------------------
CS.DOEVENT lda (pEvent)
bpl .9
jsr CheckSleep
beq .9
* ldy #Sleep already set by CheckSleep
ldx #4
clc
.1 lda (pData),y
sbc #0
sta (pData),y
iny
dex
bne .1
.9 sec
rts
*--------------------------------------
CS.QUIT jsr HIS.Quit
jsr CL.Quit
jsr CORE.Quit
clc
rts
*--------------------------------------
CheckSleep ldy #Sleep+3
lda (pData),y
dey
ora (pData),y
dey
ora (pData),y
dey
ora (pData),y
rts
*--------------------------------------
RemoveStrFromArgV
>STYA ZPPtr1
>STYA ZPPtr2
jsr GetPtr1LenY
.2 jsr AddYp1Ptr1
jsr StrCpyPtr1Ptr2
tya
beq .8
jsr AddAp1Ptr2
bra .2
.8 rts
*--------------------------------------
GetPtr1Next lda (ZPPtr1)
beq IncPtr1.8
IncPtr1 inc ZPPtr1
bne IncPtr1.8
inc ZPPtr1+1
IncPtr1.8 rts
*--------------------------------------
GetPtr1LenY ldy #$ff
.1 iny
lda (ZPPtr1),y
bne .1
rts
*--------------------------------------
AddYp1Ptr1 tya
AddAp1Ptr1 sec
.HS 90 BCC
AddAPtr1 clc
adc ZPPtr1
sta ZPPtr1
bcc .8
inc ZPPtr1+1
.8 rts
*--------------------------------------
AddAp1Ptr2 sec
adc ZPPtr2
sta ZPPtr2
bcc .8
inc ZPPtr1+2
.8 rts
*--------------------------------------
StrCpyPtr1Ptr2 ldy #$ff
.1 iny
lda (ZPPtr1),y
sta (ZPPtr2),y
bne .1
rts
*--------------------------------------
ToUpperCase cmp #'a'
bcc .8
cmp #'z'+1
bcs .8
eor #$20
.8 clc exit CC to allow Jmp to
rts
*--------------------------------------
.INB USR/SRC/BIN/SH.S.CL
.INB USR/SRC/BIN/SH.S.HIS
.INB USR/SRC/BIN/SH.S.CORE
.INB USR/SRC/BIN/SH.S.IO
.INB USR/SRC/BIN/SH.S.CMD
.INB USR/SRC/BIN/SH.S.EXP
*--------------------------------------
CS.END
*--------------------------------------
MSG.GREETINGS .AZ "\r\nA2osX-SH %d.%d\r\n\r\n"
MSG.PROMPT .AZ "\e[?7h$ " Enable Line Wrap
MSG.PROMPTCRLF .AZ "\e[?7l\r\n" Disable Line Wrap
MSG.TRACE .AS ">"
MSG.BATCHLINE .AZ "%s\r\n"
MSG.BATCHERR .AZ "%s^\r\nLine #%D:"
MSG.ERROR .AS "[$%h]:%S."
MSG.ECHOCRLF .AZ "\r\n"
MSG.PRINTENV .AZ "%s = %s\r\n"
MSG.PID .AZ "PID=%d\r\n"
FMT.DATE .AZ "%A (%w), %B %d %Y"
FMT.TIME .AZ "%H:%M:%S (%I:%M:%S%p)"
FMT.GETKEY .AZ "%d"
FMT.Long .AZ "%L"
*--------------------------------------
HOME.PROFILE .AZ "${HOME}PROFILE"
.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
*--------------------------------------
IN .AZ "IN"
*--------------------------------------
CMD .AT ".."
.AT "."
.AT "CD"
.AT "NOHUP"
.AT "DATE"
.AT "ECHO"
.AT "EXIT"
.AT "GETKEY"
.AT "MD"
.AT "PAUSE"
.AT "PWD"
.AT "RD"
.AT "READ"
.AT "REN"
.AT "SET"
.AT "SLEEP"
.AT "SHIFT"
.AT "TIME"
.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 "-N"
.AT "-Z"
.HS 00
EXP.OP.BINARY .AT "="
.AT "!="
.AT ".<"
.AT "<="
.AT ".>"
.AT ">="
.AT "-EQ"
.AT "-NE"
.AT "-LT"
.AT "-LE"
.AT "-GT"
.AT "-GE"
.HS 00
EXP.OP.MATH .AT "+"
.AT "-"
.AT "*"
.AT "/"
.AT "MOD"
.HS 00
EXP.OP.LOGIC .AT "AND"
.AT "OR"
.HS 00
*--------------------------------------
EXP.OP.BINARY.BITS
.DA #%010
.DA #%101
.DA #%100
.DA #%110
.DA #%001
.DA #%011
.DA #%010
.DA #%101
.DA #%100
.DA #%110
.DA #%001
.DA #%011
EXP.OP.MATH.FPU .DA #FPU.ADD32,#FPU.SUB32,#FPU.IMUL32,#FPU.IDIV32,#FPU.IMOD32
*--------------------------------------
.INB USR/SRC/SHARED/X.ERRORS.S
*--------------------------------------
.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
bEscMode .BS 1
bPause .BS 1
bSET.C .BS 1
bSET.E .BS 1
bSET.X .BS 1
bREAD.S .BS 1
READ.N .BS 1
Sleep .BS 4
StatBuf .BS S.STAT
TimeBuf .BS S.TIME
CL.hCLBuf .BS 1
CL.Ptr .BS 1
CL.Len .BS 1
CL.bReady .BS 1
CORE.hArgVBuf .BS 1
HIS.hBuf .BS 1
HIS.Count .BS 1
HIS.Index .BS 1
IO.hIn .BS 1
IO.hOut .BS 1
IO.hErr .BS 1
*M32.BUF .BS 12 -1234567890\0
M32.BUF .EQ *
IO.FIFO .BS 12 /DEV/FIFOxx\0
*--------------------------------------
DS.END .ED
*--------------------------------------
MAN
SAVE USR/SRC/BIN/SH.S
ASM
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