mirror of
https://github.com/A2osX/A2osX.git
synced 2024-10-31 08:05:30 +00:00
790 lines
15 KiB
Plaintext
790 lines
15 KiB
Plaintext
NEW
|
||
AUTO 3,1
|
||
.LIST OFF
|
||
.OP 65C02
|
||
.OR $2000
|
||
.TF bin/sh
|
||
*--------------------------------------
|
||
HISCNT.MAX .EQ 10
|
||
HISBUF.MAX .EQ 256
|
||
CORE.STACK.MAX .EQ 128
|
||
PUSHD.STACK.MAX .EQ 4
|
||
CODE.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.MD .EQ 7
|
||
C.PAUSE .EQ 8
|
||
C.PWD .EQ 9
|
||
C.RD .EQ 10
|
||
C.READ .EQ 11
|
||
C.REN .EQ 12
|
||
C.SET .EQ 13
|
||
C.SLEEP .EQ 14
|
||
C.SHIFT .EQ 15
|
||
C.PUSHD .EQ 16
|
||
C.POPD .EQ 17
|
||
C.FUNCTION .EQ 18
|
||
C.CALL .EQ 19
|
||
C.BREAK .EQ 20
|
||
C.SWITCH .EQ 21
|
||
C.CASE .EQ 22
|
||
C.DEFAULT .EQ 23
|
||
*--------------------------------------
|
||
C.FOR .EQ 24
|
||
C.FOR.LIST .EQ 0
|
||
C.FOR.FILEEXEC .EQ 1
|
||
C.WHILE .EQ 25
|
||
C.IF .EQ 26
|
||
C.NEXT .EQ 27
|
||
C.LOOP .EQ 28
|
||
C.ELSE .EQ 29
|
||
C.FI .EQ 30
|
||
C.END .EQ 31
|
||
C.ALIAS .EQ 32
|
||
*--------------------------------------
|
||
C.CLEXEC .EQ 63
|
||
*--------------------------------------
|
||
.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
|
||
ZPTmpW .BS 2
|
||
|
||
ZPPtr1 .BS 2
|
||
ZPPtr2 .BS 2
|
||
|
||
LOAD.hCode .BS 1
|
||
LOAD.hArgs .BS 1
|
||
LOAD.ArgCnt .BS 1
|
||
|
||
bState .BS 1
|
||
|
||
bState.ExitOnEOF .EQ %10000000
|
||
bState.Pause .EQ %01000000
|
||
bState.PipeIn .EQ %00100000
|
||
bState.PipeOut .EQ %00010000
|
||
|
||
bState.SET.C .EQ %00000100
|
||
bState.SET.E .EQ %00000010
|
||
bState.SET.X .EQ %00000001
|
||
|
||
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.HIS .DA MSG.HIS
|
||
L.MSG.HISPROMPT .DA MSG.HISPROMPT
|
||
L.MSG.HISROMPTCLR .DA MSG.HISROMPTCLR
|
||
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.PID .DA MSG.PID
|
||
L.MSG.ALIAS .DA MSG.ALIAS
|
||
L.MSG.FS .DA MSG.FS
|
||
L.FMT.DATE .DA FMT.DATE
|
||
L.FMT.Long .DA FMT.Long
|
||
L.FMT.Byte .DA FMT.Byte
|
||
J.ESC .DA CL.BS
|
||
.DA HIS.GetPrev up
|
||
.DA HIS.GetNext down
|
||
.DA CL.FS
|
||
L.CD.. .DA CD..
|
||
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.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.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
|
||
.DA CMD.ALIAS
|
||
L.CORE.IO .DA CORE.IO
|
||
J.CORE.IO .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.I
|
||
.DA EXP.OP.UNARY.N
|
||
.DA EXP.OP.UNARY.X
|
||
.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.PtrZero .DA PtrZero
|
||
L.PS1 .DA PS1
|
||
L.HOME .DA HOME
|
||
L.EXECC .DA EXECC
|
||
.DA 0
|
||
*--------------------------------------
|
||
CS.INIT clc
|
||
rts
|
||
*--------------------------------------
|
||
CS.RUN jsr CL.Init
|
||
jsr CORE.Init
|
||
|
||
* lda #0
|
||
* jsr GetArgV
|
||
* >STYA.G SH
|
||
|
||
ldy #S.PS.ARGC
|
||
lda (pPS),y
|
||
beq .2 no arg, continue starting interactive
|
||
|
||
lda #bState.ExitOnEOF
|
||
tsb bState
|
||
|
||
lda #0
|
||
jsr CMD.SHIFTA Remove $0 = /bin/sh
|
||
|
||
jsr GetArgV
|
||
>STYA ZPPtr1
|
||
|
||
lda (ZPPtr1)
|
||
cmp #'-'
|
||
bne .1
|
||
|
||
ldy #1
|
||
lda (ZPPtr1),y
|
||
jsr ToUpperCase
|
||
|
||
cmp #'C'
|
||
bne .19
|
||
|
||
iny
|
||
lda (ZPPtr1),y
|
||
bne .19
|
||
|
||
* lda #0
|
||
jsr CMD.SHIFTA Remove $0 = -C
|
||
|
||
jsr GetArgV
|
||
jmp CS.RUN.CMDLINE
|
||
|
||
.19 lda #E.CSYN
|
||
sec
|
||
rts
|
||
*--------------------------------------
|
||
.1 jsr GetArgV Load SH batch file
|
||
>SYSCALL LoadTxtFile
|
||
bcs .9
|
||
|
||
phx X = loaded file hMem
|
||
jsr GetArgV Y,A = Args
|
||
plx
|
||
jsr CMD..EXEC.YAX Execute . Batch file
|
||
bcc CS.RUN.LOOP
|
||
|
||
.9 rts
|
||
*--------------------------------------
|
||
.2 jsr CMD.CD.HOME
|
||
jsr HIS.Init
|
||
bcs .9
|
||
|
||
>PUSHW L.MSG.GREETINGS
|
||
>PUSHW A2osX.KVER
|
||
>PUSHBI 2
|
||
>SYSCALL PrintF
|
||
bcs .9
|
||
|
||
>LDYA L.HOME.PROFILE
|
||
>SYSCALL LoadTxtFile
|
||
bcs CS.RUN.LOOP No profile...
|
||
|
||
phx X = loaded file hMem
|
||
jsr GetArgV Y,A = Args
|
||
plx
|
||
jsr CMD..EXEC.YAX Execute . ${home}.profile
|
||
*--------------------------------------
|
||
CS.RUN.LOOP >SLEEP
|
||
|
||
.1 jsr CheckSleep
|
||
beq .3
|
||
|
||
ldy #S.PS.hStdIn
|
||
lda (pPS),y
|
||
>SYSCALL FEOF
|
||
bcs .9
|
||
|
||
tay
|
||
bne CS.RUN.LOOP
|
||
|
||
>SYSCALL GetChar
|
||
bcs .9 I/O err
|
||
|
||
cmp #3 Ctrl-C
|
||
bne CS.RUN.LOOP
|
||
|
||
lda (pData) batch mode ?
|
||
beq CS.RUN.LOOP
|
||
|
||
lda bState
|
||
and #bState.SET.C
|
||
bne CS.RUN.LOOP
|
||
|
||
.8 lda #3 User Interrupt
|
||
sec
|
||
.9 rts
|
||
*--------------------------------------
|
||
.3 lda bState
|
||
and #bState.Pause
|
||
beq .6
|
||
|
||
>SYSCALL GetChar
|
||
bcs .9 I/O err
|
||
|
||
cmp #3 Ctrl-C
|
||
bne .4
|
||
|
||
lda (pData) batch mode ?
|
||
beq .5
|
||
|
||
lda bState
|
||
and #bState.SET.C
|
||
beq .8
|
||
|
||
bra .5
|
||
|
||
.4 cmp #19 test Ctrl-S
|
||
bne .40
|
||
|
||
lda #bState.Pause
|
||
tsb bState
|
||
bra CS.RUN.LOOP
|
||
|
||
.40 cmp #C.CR
|
||
bne .5
|
||
|
||
jsr CheckLFAfterCR Check for any extra LF
|
||
bcs .9
|
||
|
||
.5 lda #bState.Pause
|
||
trb bState
|
||
*--------------------------------------
|
||
.6 lda (pData) batch mode ?
|
||
bne CS.RUN.BATCH
|
||
*--------------------------------------
|
||
CS.RUN.INTERACTIVE
|
||
jsr IO.Reset
|
||
jsr CL.Reset
|
||
jsr CL.ReadResetV
|
||
|
||
>STZ.G HIS.Ptr
|
||
|
||
jsr CL.PrintPrompt
|
||
bcs CS.RUN.CMDLINE.9
|
||
|
||
.1 >SYSCALL GetChar
|
||
bcs CS.RUN.CMDLINE.9 I/O error
|
||
|
||
.2 cmp #C.EOF ....or Ctrl-D
|
||
beq CS.RUN.CMDLINE.9 CS
|
||
|
||
jsr CL.CHARIN
|
||
|
||
>LDA.G CL.bReady Something to execute ?
|
||
bpl .1
|
||
|
||
>LDYA L.MSG.PROMPTCRLF
|
||
jsr IO.OutYA
|
||
bcs CS.RUN.CMDLINE.9
|
||
|
||
lda (ZPCLBuf)
|
||
beq CS.RUN.LOOP.END Empty line
|
||
|
||
jsr HIS.Add
|
||
|
||
>LDYA ZPCLBuf
|
||
|
||
CS.RUN.CMDLINE >SYSCALL StrDup
|
||
bcs CS.RUN.CMDLINE.9
|
||
|
||
phx
|
||
jsr GetArgV
|
||
plx Y,A=ARGV, X=strdup
|
||
|
||
jsr CORE.Load.YAX Exec CL
|
||
bcs CS.RUN.CMDLINE.9
|
||
|
||
lda #$C0+C.CLEXEC
|
||
jsr STK.Push
|
||
|
||
bra CS.RUN.LOOP.RUN
|
||
|
||
CS.RUN.CMDLINE.9
|
||
rts
|
||
*--------------------------------------
|
||
CS.RUN.BATCH lda bState
|
||
and #bState.SET.X
|
||
beq CS.RUN.LOOP.RUN
|
||
|
||
ldy #$ff
|
||
|
||
.3 iny
|
||
lda (ZPInputBufPtr),y
|
||
sta (ZPCLBuf),y
|
||
beq .4
|
||
|
||
eor #C.CR
|
||
bne .3
|
||
|
||
sta (ZPCLBuf),y
|
||
|
||
.4 >PUSHW L.MSG.TRACE
|
||
>PUSHW ZPCLBuf
|
||
>PUSHBI 2
|
||
>SYSCALL PrintF
|
||
bcs CS.RUN.LOOP.RTS
|
||
|
||
CS.RUN.LOOP.RUN jsr CORE.Run
|
||
|
||
CS.RUN.LOOP.END ldy #S.PS.RC
|
||
sta (pPS),y
|
||
bcc CS.RUN.LOOP.80
|
||
|
||
tay
|
||
beq CS.RUN.LOOP.80 0 = EOF
|
||
|
||
lda bState
|
||
and #bState.SET.E
|
||
bne CS.RUN.LOOP.80
|
||
|
||
.1 jsr STK.Get
|
||
bcs .8
|
||
|
||
cmp #$C0+C.CLEXEC
|
||
beq .8
|
||
|
||
cmp #$C0+C.. in . ?
|
||
beq .7
|
||
|
||
cmp #$C0+C.CALL in CALL ?
|
||
beq .7
|
||
|
||
jsr STK.PopCtx
|
||
bcc .1
|
||
|
||
.7 jsr IO.PrintBatchErrMsg
|
||
bcs CS.RUN.LOOP.RTS
|
||
|
||
jsr STK.Pull
|
||
jsr CMD.EXIT.FILE
|
||
|
||
.8 jsr IO.PrintErrMsg
|
||
bcs CS.RUN.LOOP.RTS
|
||
|
||
CS.RUN.LOOP.80 lda (pData) something on stack ?
|
||
bne CS.RUN.LOOP.88
|
||
|
||
lda bState
|
||
and #bState.ExitOnEOF
|
||
bne CS.RUN.LOOP.EXIT
|
||
|
||
CS.RUN.LOOP.88 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 CORE.FUNCRESET
|
||
|
||
>LDA.G hAliases
|
||
beq .10
|
||
|
||
>SYSCALL SListFree
|
||
|
||
.10 >LDA.G HIS.hBuf
|
||
beq .1
|
||
|
||
>SYSCALL StrVFree
|
||
|
||
.1 ldy #CL.hBuf
|
||
jsr .7
|
||
|
||
.2 jsr CMD.POPD
|
||
bcc .2
|
||
|
||
ldy #CORE.hArgVBuf
|
||
|
||
.7 lda (pData),y
|
||
beq .8
|
||
|
||
>SYSCALL FreeMem
|
||
|
||
.8 clc
|
||
rts
|
||
*--------------------------------------
|
||
GetCWD ldy #S.PS.hCWD
|
||
bra GetArgV.1
|
||
*--------------------------------------
|
||
GetArgV ldy #S.PS.hARGV
|
||
|
||
GetArgV.1 lda (pPS),y
|
||
>SYSCALL GetMemPtr
|
||
rts
|
||
*--------------------------------------
|
||
CheckLFAfterCR ldy #S.PS.hStdIn Check for any extra LF
|
||
lda (pPS),y
|
||
>SYSCALL FEOF
|
||
bcs .9
|
||
|
||
tay
|
||
bne .9
|
||
|
||
>SYSCALL GetChar
|
||
|
||
.9 rts
|
||
*--------------------------------------
|
||
CheckSleep ldy #Sleep+3
|
||
lda (pData),y
|
||
dey
|
||
ora (pData),y
|
||
dey
|
||
ora (pData),y
|
||
dey
|
||
ora (pData),y
|
||
rts
|
||
*--------------------------------------
|
||
GetPtr1NextChar 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
|
||
*--------------------------------------
|
||
GetPtr1NextString
|
||
jsr GetPtr1LenY
|
||
*--------------------------------------
|
||
tya
|
||
AddAp1Ptr1 sec
|
||
|
||
adc ZPPtr1
|
||
sta ZPPtr1
|
||
bcc .8
|
||
|
||
inc ZPPtr1+1
|
||
.8 rts
|
||
*--------------------------------------
|
||
ToUpperCase cmp #'a'
|
||
bcc .8
|
||
|
||
cmp #'z'+1
|
||
bcs .8
|
||
|
||
eor #$20
|
||
|
||
.8 clc exit CC to allow Jmp to
|
||
rts
|
||
*--------------------------------------
|
||
IncPStack4 inc pStack
|
||
IncPStack3 inc pStack
|
||
inc pStack
|
||
inc pStack
|
||
rts
|
||
*--------------------------------------
|
||
.INB usr/src/bin/sh.s.cl
|
||
.INB usr/src/bin/sh.s.cmd
|
||
.INB usr/src/bin/sh.s.core
|
||
.INB usr/src/bin/sh.s.exp
|
||
.INB usr/src/bin/sh.s.his
|
||
.INB usr/src/bin/sh.s.io
|
||
.INB usr/src/bin/sh.s.stk
|
||
*--------------------------------------
|
||
CS.END
|
||
*--------------------------------------
|
||
MSG.GREETINGS .CZ "\r\nA2osX-SH %d.%d\r\n\r\n"
|
||
MSG.HIS .CZ "\r\n%3d : %s"
|
||
MSG.HISPROMPT .CZ "\r\n\r\n? "
|
||
MSG.HISROMPTCLR .CZ "\b\b"
|
||
MSG.PROMPT .CZ "\e[?7h$ " Enable Line Wrap
|
||
MSG.PROMPTCRLF .CZ "\e[?7l\r\n" Disable Line Wrap
|
||
MSG.TRACE .CS ">"
|
||
MSG.BATCHLINE .CZ "%s\r\n"
|
||
MSG.BATCHERR .CZ "%s^\r\nLine #%D:"
|
||
MSG.ERROR .CS "[$%h]:%s."
|
||
MSG.ECHOCRLF .CZ "\r\n"
|
||
MSG.PID .CZ "PID=%d\r\n"
|
||
MSG.ALIAS .CZ '%s = "%s"\r\n'
|
||
MSG.FS .CZ "\e[C"
|
||
*--------------------------------------
|
||
FMT.DATE .AZ "%A, %B %d %Y %H:%M:%S"
|
||
FMT.Long .AZ "%L"
|
||
FMT.Byte .AZ "%d"
|
||
*--------------------------------------
|
||
HOME.PROFILE .AS "${HOME}.profile"
|
||
PtrZero .HS 00
|
||
PS1 .AZ "${PS1}"
|
||
HOME .AZ "${HOME}"
|
||
EXECC .AZ "%s -C %s"
|
||
*--------------------------------------
|
||
IN.EscChars .AS "DABC"
|
||
IN.EscCharsCnt .EQ *-IN.EscChars
|
||
IN.EscCodes .DA #C.BS,#C.VT,#C.LF,#21
|
||
*--------------------------------------
|
||
* \e[1~ - Home
|
||
* \e[2~ - Insert
|
||
* \e[3~ - Delete
|
||
* \e[4~ - End
|
||
* \e[5~ - PgUp
|
||
* \e[6~ - PgDn
|
||
*--------------------------------------
|
||
OUT.EscChars .AS "abefnrtv"
|
||
.HS 5C27223F \'"?
|
||
OUT.EscCharsCnt .EQ *-OUT.EscChars
|
||
OUT.EscCodes .HS 07081B0C0A0D090B
|
||
.HS 5C27223F
|
||
*--------------------------------------
|
||
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"
|
||
.AT "ALIAS"
|
||
.HS 00
|
||
CORE.IO .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 "CEX"
|
||
SET.VARS .DA #bState.SET.C,#bState.SET.E,#bState.SET.X
|
||
*--------------------------------------
|
||
.DUMMY
|
||
.OR 0
|
||
DS.START
|
||
CORE.STACK .BS CORE.STACK.MAX+1 pData (0 = Stack Ptr)
|
||
PUSHD.STACK .BS PUSHD.STACK.MAX+1
|
||
CODE.STACK .BS CODE.STACK.MAX*7+1
|
||
|
||
*SH .BS 2
|
||
|
||
hAliases .BS 1
|
||
hFunctions .BS 1
|
||
|
||
CORE.hArgVBuf .BS 1
|
||
|
||
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
|
||
|
||
HIS.hBuf .BS 1
|
||
HIS.Count .BS 1
|
||
HIS.Ptr .BS 1
|
||
HIS.Head .BS 1
|
||
|
||
IO.hIn .BS 1
|
||
IO.hOut .BS 1
|
||
IO.hErr .BS 1
|
||
|
||
Sleep .BS 4
|
||
|
||
*TimeBuf .BS S.TIME 8 bytes
|
||
*M32.BUF .BS 12 -1234567890\0
|
||
TimeBuf .EQ *
|
||
M32.BUF .EQ *
|
||
IO.FIFONAME .BS 12 /dev/fifoXX\0
|
||
*--------------------------------------
|
||
DS.END .ED
|
||
*--------------------------------------
|
||
MAN
|
||
SAVE usr/src/bin/sh.s
|
||
ASM
|