mirror of
https://github.com/A2osX/A2osX.git
synced 2024-12-29 01:33:40 +00:00
786 lines
14 KiB
Plaintext
786 lines
14 KiB
Plaintext
NEW
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PREFIX
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AUTO 4,1
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.LIST OFF
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*--------------------------------------
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CORE.Init >LDYAI 256
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>SYSCALL GetMem
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bcs .9
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>STYA ZPArgVBuf
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txa
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>STA.G CORE.hArgVBuf
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.9 rts
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*--------------------------------------
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CORE.Quit >LDA.G CORE.hArgVBuf
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beq CORE.FUNCRESET
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>SYSCALL FreeMem
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CORE.FUNCRESET >LDA.G hFuncList
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beq CORE.Quit.9
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>SYSCALL SListFree
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>STZ.G hFuncList
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CORE.Quit.9 rts
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*--------------------------------------
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* http://heirloom.sourceforge.net/sh/sh.1.html
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*--------------------------------------
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* Input : ZPArgVBuf (String)
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* Tokenize ZPArgVBuf
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* :LOOP
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* if CmdSep=| :
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* set hStdIn = hStdOut
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* set hStdOut = Std
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* GetCmd from line until | or EOL
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* if CmdSep=| :
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* create PIPE
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* set hStdOut -> PIPE
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* CORE.Exec &
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* :LOOP
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* else CORE.Exec
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*--------------------------------------
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* SET VAR = `cmd args`, FOR VAR IN `cmd args`
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* create PIPE
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* set hStdOut -> PIPE
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* CORE.Exec `cmd args` &
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* set READMODE
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* set hStdIn = hStdOut
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* set hStdOut = Std
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*--------------------------------------
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CORE.Run.SYN lda #E.SYN
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sec
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rts
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CORE.Run >LDYA ZPInputBufPtr Save Actual cmd for looping
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>STYA ZPInputCmdPtr
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>LDYA ZPArgVBuf
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>STYA ZPArgVBufPtr
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lda #0 Reset ArgV Buffer
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sta (ZPArgVBuf)
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lda #S.PS.F.HOLD+S.PS.F.DUPENV
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>STA.G CORE.PSFlags
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lda #$ff
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>STA.G CORE.IntCmd assume external
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jsr CORE.GetCharNB
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bcc .11
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lda #0 EOF
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jsr CMD.EXIT.A
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bcs .9
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jsr IO.Reset
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lda #0
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sec
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rts Ending 0, CS,A=0
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.11 cmp #'|'
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bne .21
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jsr IO.Pipe.In
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bcs .9
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jsr CORE.GetNextCharNB Skip |
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bcs CORE.Run.SYN
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bra .3
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.21 pha
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jsr IO.Reset
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pla
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.3 cmp #C.CR empty line ?
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bne .33
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jsr CORE.GetNextChar skip CR...
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bra .8
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.33 cmp #'#' commented line?
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bne .2
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.12 jsr CORE.SkipLine
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.8 jsr IO.Reset
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lda #0
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clc
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.9 rts EOL, CS,A=0
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.2 >LDA.G bFuncMode
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bpl .4
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jmp CORE.AddFunc
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.4 >LDYA L.CMD internal command ?
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jsr CORE.LookupInputBuf
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bcc .41
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.40 jsr CORE.ArgV.Add external cmd, go check context
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bra .42
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.41 jsr CORE.SkipCharsA
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txa
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>STA.G CORE.IntCmd
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.42 jsr CORE.StkGet
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bcs CORE.Run.7 no particular context, exec...
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tax
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>LDA.G CORE.IntCmd
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bmi .45
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and #$3F
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cmp #C.SWITCH SWITCH....FI ?
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bcs CORE.Run.7
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.45 txa
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bpl .43 context is FALSE, skip line
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asl
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bmi CORE.Run.7 parent context is true, exec
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.43 jsr CORE.GetCharNB
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bcs .44 EOF
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cmp #C.CR
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beq .44
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cmp #';' TODO ";"
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beq .44
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jsr CORE.GetNextChar
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bra .43
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.44 jsr CORE.GetNextCharNB Skip EoL char
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clc
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.99 rts
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*--------------------------------------
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CORE.Run.5 >LDYA L.CORE.IO
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jsr CORE.LookupInputBuf
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bcs CORE.Run.6
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jsr CORE.SkipCharsA
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jsr CORE.IO.JMP
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bcs CORE.Run.RTS
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bra CORE.Run.7
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CORE.Run.6 jsr CORE.ArgV.Add
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CORE.Run.7 jsr CORE.GetCharNB
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bcs CORE.ExecCmd.1 Nothing to skip
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jsr CORE.IsEndCmd
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bcs CORE.Run.5
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cmp #'|'
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bne CORE.ExecCmd skip CR, ;
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jsr IO.Pipe.Out
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bcs CORE.Run.RTS
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jsr CORE.IO.AMP run in background
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bra CORE.ExecCmd.1 Do not skip |
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CORE.Run.RTS rts
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*--------------------------------------
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* Input : ZPArgVBuf
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*--------------------------------------
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CORE.ExecCmd jsr CORE.GetNextCharNB Skip EoL char
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CORE.ExecCmd.1 lda #0
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sta (ZPArgVBufPtr)
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>LDYA ZPArgVBuf
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>STYA ZPArgVBufPtr
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>LDA.G CORE.IntCmd
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bmi CORE.ExecExtCmd
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asl
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tax
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jmp (J.CMD,x)
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CORE.ExecExtCmd >PUSHB.G CORE.PSFlags
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>LDYA ZPArgVBuf
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>SYSCALL execv
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CORE.ExecExtCmd.Exit
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bcs .9
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tax CPID
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>LDA.G CORE.PSFlags
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and #S.PS.F.HOLD
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bne .4
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txa
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>PUSHA
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>PUSHBI 1
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>PUSHW L.MSG.PID
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ldy #S.PS.hStdErr
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lda (pPS),y
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>SYSCALL fprintf
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rts
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.4 >SLEEP Suspend this PID
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sec
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ldy #S.PS.RC CPID will update S.PS.RC
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lda (pPs),y
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bne .9
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.8 clc
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.9 rts
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*--------------------------------------
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CORE.AddFunc ldy #$ff
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.1 iny
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lda (ZPInputBufPtr),y
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beq .9
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cmp #C.SPACE
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beq .1
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jsr ToUpperCase
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cmp #'E'
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bne .8
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iny
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lda (ZPInputBufPtr),y
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beq .9
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jsr ToUpperCase
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cmp #'N'
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bne .8
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iny
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lda (ZPInputBufPtr),y
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beq .9
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jsr ToUpperCase
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cmp #'D'
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bne .8
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iny
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lda (ZPInputBufPtr),y
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beq .9
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cmp #C.SPACE
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beq .7
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cmp #C.CR
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bne .9
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.7 lda #0
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>STA.G bFuncMode
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jsr .8 add "END"
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bcs .9
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jmp CMD.END.FUNC Cleanup Stk
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.9 jmp CORE.Run.SYN
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.8 ldy #0
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.80 lda (ZPInputBufPtr),y
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iny
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beq .82
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cmp #C.CR
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bne .80
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.82 lda #0
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>PUSHYA DataLen
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>PUSHW ZPInputBufPtr DataPtr
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lda (pData)
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tay
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dey skip C.FUNC
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lda (pData),y KeyID
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>PUSHA
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dey
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lda (pData),y KeyID
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>PUSHA
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>LDA.G hFuncList
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>SYSCALL SListAddData
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bcs .9
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*--------------------------------------
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CORE.SkipLine jsr CORE.GetNextCharNB
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bcs .8 EOF
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cmp #C.CR EOL
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bne CORE.SkipLine
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jsr CORE.GetNextChar skip CR...
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.8 rts
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*--------------------------------------
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* search ZPInputBufPtr/ZPArgVBufPtr in Y,A table
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*--------------------------------------
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CORE.LookupInputBuf
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>STYA ZPPtr1
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>LDYA ZPInputBufPtr
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bra CORE.Lookup
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CORE.LookupArgVBuf
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>STYA ZPPtr1
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>LDYA ZPArgVBufPtr
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CORE.Lookup >STYA ZPPtr2
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ldx #0
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.1 ldy #$ff
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.2 iny
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lda (ZPPtr2),y
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beq .3 Src Keyword end
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jsr CORE.IsSpaceOrEndCmd
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bcc .3 Src Keyword end
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lda (ZPPtr1),y
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beq .4 Table Keyword end
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lda (ZPPtr2),y
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jsr ToUpperCase
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cmp (ZPPtr1),y
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beq .2
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bra .4
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.3 lda (ZPPtr1),y
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bne .4
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tya Keyword Len
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dey
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clc
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.8 rts
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.4 inc ZPPtr1
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bne .5
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inc ZPPtr1+1
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.5 lda (ZPPtr1)
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bne .4
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inc ZPPtr1
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bne .6
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inc ZPPtr1+1
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.6 inx
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lda (ZPPtr1) Array Ending 0, must be an external Cmd....
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bne .1
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lda #E.SYN
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sec
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rts
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*--------------------------------------
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* ArgV
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*--------------------------------------
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CORE.ArgV.Dup >STYA ZPPtr1
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phy
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pha
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lda #1
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sta ZPPtr2
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stz ZPPtr2+1
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.1 lda (ZPPtr1)
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beq .4
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ldy #0
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.2 iny
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lda (ZPPtr1),y
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bne .2
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jsr CORE.ArgV.DupNextY
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bra .1
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.4 pla
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ply
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>STYA ZPPtr1
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>LDYA ZPPtr2
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>SYSCALL GetMem
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bcs .9
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>STYA ZPPtr2
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lda #$ff Arg count-1 (skip $0)
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pha
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.5 lda (ZPPtr1)
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sta (ZPPtr2)
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beq .8
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pla
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inc
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pha
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ldy #0
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.6 iny
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lda (ZPPtr1),y
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sta (ZPPtr2),y
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bne .6
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jsr CORE.ArgV.DupNextY
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bra .5
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.8 pla Arg count
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clc
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.9 rts
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*--------------------------------------
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CORE.ArgV.DupNextY
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tya
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sec
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adc ZPPtr1
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sta ZPPtr1
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bcc .1
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inc ZPPtr1+1
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.1 tya
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sec
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adc ZPPtr2
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sta ZPPtr2
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bcc .8
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inc ZPPtr2+1
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.8 rts
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*--------------------------------------
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CORE.ArgV.Add >LDYA ZPArgVBufPtr
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>STYA ZPArgVBufPrev Save String start of Expand
|
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lda #C.SPACE
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sta M32.TMP
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|
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jsr CORE.GetCharNB
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bcs .9
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|
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cmp #'"'
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bne .10
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sta M32.TMP
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bra .1
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.10 cmp #'('
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bne .11
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ldx #')'
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stx M32.TMP
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bra .12
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.11 cmp #'`'
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bne .12
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sta M32.TMP
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.12 jsr CORE.ArgV.PutChar
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.1 jsr CORE.GetNextChar
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bcs .5
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.2 cmp M32.TMP
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bne .3
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jsr CORE.GetNextChar
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bra .5
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.3 ldy M32.TMP
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cpy #C.SPACE
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bne .40
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jsr CORE.IsEndCmd
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bcc .5
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.40 jsr CORE.ArgV.PutChar
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.4 jsr CORE.GetNextChar
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bcc .2
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|
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.5 lda #0
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jsr CORE.ArgV.PutChar
|
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>LDYA ZPArgVBufPrev
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>SYSCALL ExpandStr
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bcs .9
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phx
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>STYA ZPPtr1
|
||
|
||
>LDYA ZPArgVBufPrev
|
||
>STYA ZPArgVBufPtr
|
||
|
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ldy #$ff
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||
|
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.7 iny
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lda (ZPPtr1),y
|
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beq .8
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jsr CORE.ArgV.PutChar
|
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bra .7
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.8 tya
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beq .81
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lda #0
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jsr CORE.ArgV.PutChar
|
||
|
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.81 pla
|
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>SYSCALL freemem
|
||
.9 rts
|
||
*--------------------------------------
|
||
CORE.ArgV.PutChar
|
||
sta (ZPArgVBufPtr)
|
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CORE.ArgV.NextChar
|
||
inc ZPArgVBufPtr
|
||
bne .8
|
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inc ZPArgVBufPtr+1
|
||
.8 rts
|
||
*--------------------------------------
|
||
CORE.ArgV.Next lda (ZPArgVBufPtr)
|
||
beq .8
|
||
|
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>LDYA ZPArgVBufPtr
|
||
>STYA ZPArgVBufPrev
|
||
|
||
.1 jsr CORE.ArgV.NextChar
|
||
lda (ZPArgVBufPtr)
|
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bne .1
|
||
|
||
jsr CORE.ArgV.NextChar
|
||
lda (ZPArgVBufPtr)
|
||
|
||
.8 rts
|
||
*--------------------------------------
|
||
* IO
|
||
*--------------------------------------
|
||
CORE.IO.JMP txa
|
||
asl
|
||
tax
|
||
jmp (J.CORE.IO,x)
|
||
|
||
CORE.IO.AMP >LDA.G CORE.PSFlags
|
||
and #$ff^S.PS.F.HOLD
|
||
sta (pData),y
|
||
clc
|
||
CORE.IO.RTS rts
|
||
|
||
CORE.IO.IN lda #O.RDONLY+O.TEXT
|
||
jsr CORE.IO.Open
|
||
bcs CORE.IO.RTS
|
||
jmp IO.Set.In
|
||
CORE.IO.OUTA
|
||
CORE.IO.1OUTA lda #O.WRONLY+O.APPEND+O.CREATE+O.TEXT
|
||
bra CORE.IO.OUT.1
|
||
CORE.IO.OUT
|
||
CORE.IO.1OUT lda #O.WRONLY+O.TRUNC+O.CREATE+O.TEXT
|
||
|
||
CORE.IO.OUT.1 jsr CORE.IO.Open
|
||
bcs CORE.IO.RTS
|
||
jmp IO.Set.Out
|
||
|
||
CORE.IO.2OUTA lda #O.WRONLY+O.APPEND+O.CREATE+O.TEXT
|
||
bra CORE.IO.2OUT.1
|
||
CORE.IO.2OUT lda #O.WRONLY+O.TRUNC+O.CREATE+O.TEXT
|
||
|
||
CORE.IO.2OUT.1 jsr CORE.IO.Open
|
||
bcs CORE.IO.RTS
|
||
jmp IO.Set.Err
|
||
*--------------------------------------
|
||
CORE.IO.Open pha Open Mode
|
||
jsr CORE.GetCharNB
|
||
bcs .9 no arg left....
|
||
|
||
jsr CORE.ArgV.Add Get Filename
|
||
|
||
>PUSHWI 0 Aux type
|
||
>PUSHBI S.FI.T.TXT ftype
|
||
pla
|
||
>PUSHA flags
|
||
>LDYA ZPArgVBufPrev
|
||
>STYA ZPArgVBufPtr Discard filename
|
||
>SYSCALL fopen
|
||
rts
|
||
|
||
.9 pla
|
||
lda #E.SYN
|
||
sec
|
||
rts
|
||
*--------------------------------------
|
||
* Input Buffer
|
||
*--------------------------------------
|
||
CORE.IsSpaceOrEndCmd
|
||
cmp #C.SPACE
|
||
beq CORE.IsEndCmd.8
|
||
|
||
CORE.IsEndCmd cmp #';'
|
||
beq CORE.IsEndCmd.8
|
||
cmp #C.CR
|
||
beq CORE.IsEndCmd.8
|
||
cmp #'|'
|
||
beq CORE.IsEndCmd.8
|
||
sec
|
||
rts
|
||
|
||
CORE.IsEndCmd.8 clc
|
||
rts
|
||
*--------------------------------------
|
||
CORE.GetCharNB jsr CORE.GetChar
|
||
bcs CORE.GetNextCharNB.RTS
|
||
jsr CORE.CheckCharNB
|
||
bcc CORE.GetNextCharNB.RTS
|
||
*--------------------------------------
|
||
CORE.GetNextCharNB
|
||
jsr CORE.GetNextChar
|
||
bcs CORE.GetNextCharNB.RTS
|
||
jsr CORE.CheckCharNB
|
||
bcs CORE.GetNextCharNB
|
||
CORE.GetNextCharNB.RTS
|
||
rts
|
||
*--------------------------------------
|
||
CORE.CheckCharNB
|
||
cmp #C.SPACE
|
||
beq .9
|
||
cmp #C.LF
|
||
beq .9
|
||
cmp #C.TAB
|
||
beq .9
|
||
clc
|
||
.9 rts
|
||
*--------------------------------------
|
||
CORE.GetNextChar
|
||
inc ZPInputBufPtr
|
||
bne CORE.GetChar
|
||
inc ZPInputBufPtr+1
|
||
*--------------------------------------
|
||
CORE.GetChar lda (ZPInputBufPtr)
|
||
beq .9
|
||
clc
|
||
rts
|
||
|
||
.9 sec
|
||
rts
|
||
*--------------------------------------
|
||
CORE.SkipCharsA clc
|
||
adc ZPInputBufPtr
|
||
sta ZPInputBufPtr
|
||
bcc .8
|
||
inc ZPInputBufPtr+1
|
||
.8 rts
|
||
*--------------------------------------
|
||
* Stack
|
||
*--------------------------------------
|
||
CORE.StkCheck sec
|
||
adc (pData) StackPtr
|
||
cmp #CORE.STACK.MAX
|
||
lda #E.STKOVERFLOW
|
||
rts
|
||
*--------------------------------------
|
||
CORE.StkPushPtr bcs .1
|
||
lda ZPInputCmdPtr
|
||
ldx ZPInputCmdPtr+1
|
||
bra .2
|
||
|
||
.1 lda ZPInputBufPtr
|
||
ldx ZPInputBufPtr+1
|
||
|
||
.2 jsr CORE.StkPush
|
||
bcs CORE.StkPullPtr.9
|
||
txa
|
||
bra CORE.StkPush
|
||
*--------------------------------------
|
||
CORE.StkPushYA phy
|
||
jsr CORE.StkPush
|
||
pla
|
||
*--------------------------------------
|
||
CORE.StkPush pha
|
||
lda (pData) StackPtr
|
||
inc
|
||
cmp #CORE.STACK.MAX
|
||
beq .9
|
||
sta (pData) StackPtr
|
||
tay
|
||
pla
|
||
sta (pData),y
|
||
* clc
|
||
rts
|
||
|
||
.9 pla
|
||
lda #E.STKOVERFLOW
|
||
* sec
|
||
rts
|
||
*--------------------------------------
|
||
CORE.StkGetPtr lda (pData) StackPtr
|
||
beq CORE.StkErr
|
||
dec
|
||
beq CORE.StkErr
|
||
|
||
tay
|
||
|
||
lda (pData),y
|
||
sta ZPInputBufPtr
|
||
iny
|
||
lda (pData),y
|
||
sta ZPInputBufPtr+1
|
||
|
||
clc
|
||
rts
|
||
|
||
CORE.StkErr lda #E.STACKERROR
|
||
sec
|
||
rts
|
||
*--------------------------------------
|
||
CORE.StkGetCtx jsr CORE.StkGet
|
||
tax
|
||
bcs .1 no context...
|
||
cmp #$C0 in a call...
|
||
beq .1 CS
|
||
|
||
and #$80 get current..
|
||
lsr becomes parent
|
||
bra .2
|
||
|
||
.1 lda #$40 ...set Parent = true
|
||
|
||
.2 >STA.G CORE.Test
|
||
|
||
txa
|
||
rts
|
||
*--------------------------------------
|
||
CORE.StkPullPtr jsr CORE.StkPull
|
||
bcs CORE.StkPullPtr.9
|
||
sta ZPInputBufPtr+1
|
||
jsr CORE.StkPull
|
||
bcs CORE.StkPullPtr.9
|
||
sta ZPInputBufPtr
|
||
CORE.StkPullPtr.9
|
||
rts
|
||
*--------------------------------------
|
||
CORE.StkPull jsr CORE.StkGet
|
||
bcs .9
|
||
|
||
dey
|
||
pha
|
||
tya
|
||
sta (pData) StackPtr
|
||
pla
|
||
|
||
.9 rts
|
||
*--------------------------------------
|
||
CORE.StkGet lda (pData) StackPtr
|
||
beq CORE.StkErr
|
||
tay
|
||
lda (pData),y
|
||
clc
|
||
rts
|
||
*--------------------------------------
|
||
MAN
|
||
SAVE USR/SRC/BIN/SH.S.CORE
|
||
LOAD USR/SRC/BIN/SH.S
|
||
ASM
|