Kernel version 0.9 : SHELL, enhancement in Batch mode....(Cont.)

This commit is contained in:
Rémy GIBERT 2017-07-13 17:22:13 +02:00
parent 37c8230d5c
commit 417fcfe9aa
5 changed files with 321 additions and 193 deletions

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@ -5,19 +5,46 @@ INC 1
AUTO 6
.LIST OFF
*--------------------------------------
TXT.Reset ldy #CSH.SEPStack
tya
CSH.Reset ldy #CSH.hStack
lda (pData),y
bne .1
>LDYAI 256
>SYSCALL GetMemYA
bcs .9
txa
ldy #CSH.hStack
sta (pData),y
rts
.1 lda #0
ldy #CSH.StackPtr
sta (pData),y
* clc
.9 rts
*--------------------------------------
TXT.Exec jsr TXT.GetBuffer
CSH.Exec jsr CSH.GetBuffer
ldy #CSH.hStack
lda (pData),y
>SYSCALL GetMemPtrA
>STYA ZPCSHStack
ldy #0
jsr TXT.GetCharNB
jsr CSH.GetCharNB
bcs .9
jsr TXT.SavePtr Save Ptr, in case of while,for....
cmp #'}' End of block ?
bne .10
jsr CSH.CheckStack must be on stack....
bcs .9
jsr CSH.Pop was expected, get stacked Cmd...
tax
jmp (J.CSHCMDS.END,x)
.10 jsr CSH.SavePtr Save Ptr, in case of while,for....
cmp #$0D
beq .6 empty line...skip...
@ -26,50 +53,51 @@ TXT.Exec jsr TXT.GetBuffer
sta (pData),y
cpy #CmdLine.MAX
beq .7 Buffer full, try execute...
beq .8 Buffer full, try execute...
jsr TXT.GetNextChar
bcs .7 EOF, try execute...
jsr CSH.GetNextChar
bcs .8 EOF, try execute...
cmp #$0D EOL, skip CR and exec...
beq .6
jsr TXT.CheckCharNB
jsr CSH.CheckCharNB
bcc .1 still in keyword....loop
tya
sta (pData)
jsr TXT.CheckKeyword
jsr CSH.CheckKeyword
bcs .5 not an internal SCRipt keyword....
lda #0
sta (pData) Reset Cmdline
jmp (J.TXTCMDS,x)
stx CSH.CmdSave
jmp (J.CSHCMDS,x)
.5 lda (ZPBufPtr) restore char....
bra .1
.6 jsr TXT.GetNextChar Skip last char...
.6 jsr CSH.GetNextChar Skip last char...
.7 tya
beq .8 empty line....nothing to do..
.8 tya
beq .80 empty line....nothing to do..
sta (pData)
ldy #bEcho
lda (pData),y
beq .8
beq .80
>PUSHW pData
>LDYA L.MSG.ECHO
>SYSCALL PPrintFYA
.8 clc
.80 clc
.9 rts
*--------------------------------------
TXT.CheckKeyword
CSH.CheckKeyword
phy
>LDYA L.TXTCMDS
>LDYA L.CSHCMDS
>STYA ZPPtr2
ldx #0
@ -114,12 +142,12 @@ TXT.CheckKeyword
sec
rts
*--------------------------------------
TXT.GetBuffer ldy #hBatchFile
CSH.GetBuffer ldy #CSH.hBuf
lda (pData),y
>SYSCALL GetMemPtrA
>STYA ZPBufBase
ldy #BatchFileLen
ldy #CSH.BufLen
lda (pData),y
clc
adc ZPBufBase
@ -130,7 +158,7 @@ TXT.GetBuffer ldy #hBatchFile
adc ZPBufBase+1
sta ZPBufEnd+1
TXT.SetBufPtr ldy #BatchFilePtr
CSH.SetBufPtr ldy #CSH.BufPtr
lda (pData),y
clc
adc ZPBufBase
@ -142,28 +170,202 @@ TXT.SetBufPtr ldy #BatchFilePtr
sta ZPBufPtr+1
rts
*--------------------------------------
TXT.SavePtr ldx ZPBufPtr
stx CSH.SavePtr
CSH.SavePtr ldx ZPBufPtr
stx CSH.BufPtrSave
ldx ZPBufPtr+1
stx CSH.SavePtr+1
stx CSH.BufPtrSave+1
rts
*--------------------------------------
TXT.PushPtr rts
CSH.WHILE
CSH.IF jsr CSH.GetCharNB
bcs .9
cmp #'('
bne .9
jsr CSH.GetNextCharNB
bcs .9
jsr CSH.ExpEval
bcs .99
jsr CSH.GetCharNB
bcs .99
cmp #')'
bne .9
jsr CSH.GetNextCharNB
bcs .99
cmp #'{'
bne .9
lda CSH.ACC
ora CSH.ACC+1
ora CSH.ACC+2
ora CSH.ACC+3
beq .6 eval returned false, skip {{....}}
jsr CSH.GetNextCharNB Skip '{'
lda CSH.CmdSave Push "IF" or "WHILE"
beq .1 if "IF", no need to push Saved Ptr
pha
lda CSH.BufPtrSave+1 WHILE : push loop address...
jsr CSH.Push
lda CSH.BufPtrSave
jsr CSH.Push
pla
.1 jsr CSH.Push
bcs .99
lda #'}' Tell '}' is expected at the end of block
jsr CSH.Push
bcs .99
rts
.6 ldx #1 expecting 1 '}' for now....
.7 jsr CSH.GetNextChar
bcs .9
cmp #'{'
bne .71
inx
bra .7
.71 cmp #'}'
bne .7
txa
beq .9
dex
bne .7
jsr CSH.GetNextChar
clc
rts
.9 lda #CSHERR.SYNTAX
sec
.99 rts
*--------------------------------------
TXT.GetCharNB jsr TXT.GetChar
bcs TXT.GetNextCharNB.RTS
jsr TXT.CheckCharNB
bcc TXT.GetNextCharNB.RTS
*--------------------------------------
TXT.GetNextCharNB
jsr TXT.GetNextChar
bcs TXT.GetNextCharNB.RTS
jsr TXT.CheckCharNB
bcs TXT.GetNextCharNB
TXT.GetNextCharNB.RTS
CSH.IF.END jsr CSH.GetNextChar just skip ending '}'
clc
rts
*--------------------------------------
TXT.CheckCharNB cmp #32 SPACE
CSH.WHILE.END jsr CSH.Pop
ldy #CSH.BufPtr
sta (pData),y
jsr CSH.Pop
ldy #CSH.BufPtr+1
sta (pData),y
clc
rts
*--------------------------------------
CSH.BREAK
*--------------------------------------
CSH.CONTINUE
lda #CSHERR.SYNTAX
sec
rts
*--------------------------------------
CSH.Push pha
ldy #CSH.StackPtr
lda (pData),y
tay
pla
sta (ZPCSHStack),y
iny
beq .9
tya
ldy #CSH.StackPtr
sta (pData),y
clc
rts
.9 lda #CSHERR.SOVERFLW
sec
rts
*--------------------------------------
CSH.Pop ldy #CSH.StackPtr
lda (pData),y
beq .9
dec
tay
sta (pData),y
lda (ZPCSHStack),y
clc
rts
.9 lda #CSHERR.SYNTAX
sec
rts
*--------------------------------------
CSH.CheckStack pha
ldy #CSH.StackPtr
lda (pData),y
beq .9
dec
tay
pla
cmp (ZPCSHStack),y
bne .9
tya
ldy #CSH.StackPtr
sta (pData),y
clc
rts
.9 lda #CSHERR.SYNTAX
sec
rts
*--------------------------------------
CSH.ExpEval stz CSH.ACC
stz CSH.ACC+1
stz CSH.ACC+2
stz CSH.ACC+3
jsr CSH.GetCharNB
bcs .9
cmp #')'
beq .8
jsr CSH.IsLetter Fnc or Var ?
bne .1
.1
.8 clc
rts
.9 lda #CSHERR.SYNTAX
sec
rts
*---------------------------------------
CSH.IsLetterOrDigit
jsr CSH.IsDigit
bcc CSH.IsLetterRTS
*--------------------------------------
CSH.GetCharNB jsr CSH.GetChar
bcs CSH.GetNextCharNB.RTS
jsr CSH.CheckCharNB
bcc CSH.GetNextCharNB.RTS
*--------------------------------------
CSH.GetNextCharNB
jsr CSH.GetNextChar
bcs CSH.GetNextCharNB.RTS
jsr CSH.CheckCharNB
bcs CSH.GetNextCharNB
CSH.GetNextCharNB.RTS
rts
*--------------------------------------
CSH.CheckCharNB cmp #32 SPACE
beq .9
cmp #13 CR
beq .9
@ -174,8 +376,8 @@ TXT.CheckCharNB cmp #32 SPACE
clc
.9 rts
*--------------------------------------
TXT.GetNextChar phy
ldy #BatchFilePtr
CSH.GetNextChar phy
ldy #CSH.BufPtr
lda (pData),y
inc
sta (pData),y
@ -189,10 +391,10 @@ TXT.GetNextChar phy
.1 ply
inc ZPBufPtr
bne TXT.GetChar
bne CSH.GetChar
inc ZPBufPtr+1
*--------------------------------------
TXT.GetChar lda ZPBufPtr
CSH.GetChar lda ZPBufPtr
eor ZPBufEnd
bne .1
@ -208,15 +410,11 @@ TXT.GetChar lda ZPBufPtr
clc
rts
*---------------------------------------
TXT.IsLetterOrDigit
jsr TXT.IsDigit
bcc TXT.IsLetterRTS
*---------------------------------------
TXT.IsLetter cmp #'A'
CSH.IsLetter cmp #'A'
bcc .9
cmp #'Z'+1
bcc TXT.IsLetterRTS
bcc CSH.IsLetterRTS
cmp #'a'
bcc .9
@ -225,9 +423,9 @@ TXT.IsLetter cmp #'A'
.9 sec
TXT.IsLetterRTS rts
CSH.IsLetterRTS rts
*---------------------------------------
TXT.IsDigit cmp #'0'
CSH.IsDigit cmp #'0'
bcc .9
cmp #'9'+1
rts cc if ok, cs if not
@ -235,117 +433,7 @@ TXT.IsDigit cmp #'0'
.9 sec
rts
*--------------------------------------
TXT.Exec.IF jsr TXT.GetCharNB
bcs .9
cmp #'('
bne .9
jsr TXT.ExpEval
bcs .99
jsr TXT.GetCharNB
bcs .99
cmp #')'
bne .9
jsr TXT.GetNextCharNB
bcs .99
cmp #'{'
bne .9
lda CSH.ACC
ora CSH.ACC+1
ora CSH.ACC+2
ora CSH.ACC+3
beq .6 eval returned false, skip {{....}}
jsr TXT.GetNextCharNB Skip '{'
lda #'}' Tell '}' is expected at the end of block
jsr TXT.PushSEP
bcs .99
rts
.6 ldx #1 expecting 1 '}'
.7 jsr TXT.GetNextChar
bcs .9
cmp #'{'
bne .71
inx
bra .7
.71 cmp #'}'
bne .7
dex
bne .7
clc
rts
.9 lda #SYSMGR.ERRSYN
sec
.99 rts
*--------------------------------------
TXT.PushSEP tax
ldy #CSH.SEPStack
lda (pData),y
cmp #CSH.SEPStack+CSH.Stack.MAX
beq .9
pha
inc
sta (pData),y
ply
txa
sta (pData),y
clc
rts
.9 lda #SYSMGR.ERRSYN
sec
rts
*--------------------------------------
TXT.PopSEP ldy #CSH.SEPStack
lda (pData),y
cmp #CSH.SEPStack
beq .9
dec
sta (pData),y
clc
rts
.9 lda #SYSMGR.ERRSYN
sec
rts
*--------------------------------------
TXT.CheckSEP tax
ldy #CSH.SEPStack
lda (pData),y
cmp #CSH.SEPStack
beq .9
tay
txa
cmp (pData),y
bne .9
clc
rts
.9 lda #SYSMGR.ERRSYN
sec
rts
*--------------------------------------
TXT.ExpEval jsr TXT.GetNextCharNB
bcs .9
lda #1
sta CSH.ACC
clc
.9 rts
*--------------------------------------
MAN
SAVE /A2OSX.SRC/SBIN/SHELL.S.TXT
SAVE /A2OSX.SRC/SBIN/SHELL.S.CSH
LOAD /A2OSX.SRC/SBIN/SHELL.S
ASM

View File

@ -18,10 +18,14 @@ ZPPTR3 .EQ ZPBIN+4
ZPBufBase .EQ ZPBIN+8
ZPBufPtr .EQ ZPBIN+10
ZPBufEnd .EQ ZPBIN+12
ZPCSHStack .EQ ZPBIN+14
*--------------------------------------
CmdLine.MAX .EQ 127
VarLen.MAX .EQ 15
CSH.Stack.MAX .EQ 15
CSHERR.SYNTAX .EQ $7F
CSHERR.SOVERFLW .EQ $7E
CSHERR.NOVERFLW .EQ $7D
*--------------------------------------
* File Header (16 Bytes)
*--------------------------------------
@ -47,6 +51,7 @@ L.MSG.PROMPT .DA MSG.PROMPT
L.MSG.ECHO .DA MSG.ECHO
L.MSG.ERROR .DA MSG.ERROR
L.MSG.PRINTENV .DA MSG.PRINTENV
L.MSG.CSHERR .DA MSG.CSHERR
L.ENV.PATH .DA ENV.PATH
L.ENV.PWD .DA ENV.PWD
L.ENV.PS1 .DA ENV.PS1
@ -67,18 +72,27 @@ J.INTCMDS .DA Cmd.Exec.CD
.DA Cmd.Exec.SET
.DA Cmd.Exec.STARTPROC
.DA Cmd.Exec.TIME
L.TXTCMDS .DA TXTCMDS
J.TXTCMDS .DA TXT.Exec.IF
L.CSHCMDS .DA CSHCMDS
J.CSHCMDS .DA CSH.IF
.DA CSH.WHILE
.DA CSH.BREAK
.DA CSH.CONTINUE
J.CSHCMDS.END .DA CSH.IF.END
.DA CSH.WHILE.END
L.ERR.Codes .DA ERR.Codes
L.ERR.Messages .DA ERR.Messages
.DA 0
*--------------------------------------
CS.INIT jsr SetPWD
* lda (pPs)
* ora #S.PS.F.EVENT Now accept events
* sta (pPs)
>SYSCALL GetArgC
cmp #1
beq CS.INIT.INTERACTIVE no arg, continue starting interactive
beq .1 no arg, continue starting interactive
>PUSHWI 0 Aux type
>PUSHBI 4 S.FILEINFO.TYPE.TXT
@ -91,37 +105,29 @@ CS.INIT jsr SetPWD
bcs .9
phy
ldy #BatchFileLen+1
ldy #CSH.BufLen+1
sta (pData),y
dey
pla
sta (pData),y
txa
ldy #hBatchFile
ldy #CSH.hBuf
sta (pData),y
ldy #bExitOnEOF
lda #$FF
sta (pData),y
jsr TXT.Reset
jmp CSH.Reset
clc
.9 rts
*--------------------------------------
CS.INIT.INTERACTIVE
jsr HIS.Init
.1 jsr HIS.Init
bcs .9
>LDYA L.MSG.GREETINGS
>SYSCALL PPrintFYA
lda (pPs)
ora #S.PS.F.EVENT Now accept events
sta (pPs)
clc
* clc
.9 rts
*--------------------------------------
CS.RUN ldy #bPause
@ -139,7 +145,7 @@ CS.RUN ldy #bPause
jsr ERR.Print
bcs CS.RUN.EXIT.RTS
.11 ldy #hBatchFile batch mode ?
.11 ldy #CSH.hBuf batch mode ?
lda (pData),y
beq .10
@ -225,7 +231,7 @@ CS.RUN.READ lda #0
plp
rts
*--------------------------------------
CS.RUN.BATCH jsr TXT.Exec
CS.RUN.BATCH jsr CSH.Exec
bcs .9
jsr CmdBuffer.Normalize
@ -241,25 +247,50 @@ CS.RUN.BATCH jsr TXT.Exec
rts
.9 cmp #MLI.ERR.EOF
bne .8
beq .98
lda #0
pha
ldy #S.PS.RC
ldy #CSH.BufPtr+1
>PUSHB (pData),y
dey
>PUSHB (pData),y
>LDYA L.MSG.CSHERR
>SYSCALL PPrintFYA
.90 jsr CSH.GetChar
bcs .91
>SYSCALL PutCA
jsr CSH.GetNextChar
bcs .91
cmp #13
beq .91
>SYSCALL PutCA
bra .90
.91 pla
bra .99
.98 lda #0
.99 ldy #S.PS.RC
sta (pPs),y
pha
ldy #bExitOnEOF
lda (pData),y
asl CS if bExitOnEOF
lda #0
pla
rts
*--------------------------------------
CS.DOEVENT sec
rts
*--------------------------------------
CS.CHARIN tax
ldy #hBatchFile Batch mode ?
ldy #CSH.hBuf Batch mode ?
lda (pData),y
beq .10
* Batch Mode
@ -397,12 +428,17 @@ CS.CHARIN.CTRL cpx #13 CR
*--------------------------------------
CS.QUIT jsr HIS.Quit
ldy #hBatchFile
ldy #CSH.hBuf
lda (pData),y
beq .1
>SYSCALL FreeMemA
.1
.1 ldy #CSH.hStack
lda (pData),y
beq .8
>SYSCALL FreeMemA
.8 clc
rts
*--------------------------------------
@ -501,9 +537,9 @@ CmdBuffer.DEL lda (pData)
.9 rts
*--------------------------------------
.INB /A2OSX.SRC/SBIN/SHELL.S.CMD
.INB /A2OSX.SRC/SBIN/SHELL.S.CSH
.INB /A2OSX.SRC/SBIN/SHELL.S.ERR
.INB /A2OSX.SRC/SBIN/SHELL.S.HIS
.INB /A2OSX.SRC/SBIN/SHELL.S.TXT
*--------------------------------------
CS.END
*--------------------------------------
@ -521,7 +557,7 @@ INTCMDS >PSTR "CD"
>PSTR "STARTPROC"
>PSTR "TIME"
.HS 00
TXTCMDS >PSTR "IF"
CSHCMDS >PSTR "IF"
>PSTR "WHILE"
>PSTR "BREAK"
>PSTR "CONTINUE"
@ -532,6 +568,7 @@ MSG.PROMPT >PSTR "%S$ "
MSG.ECHO >PSTR ">%S\r\n"
MSG.ERROR >PSTR "Err:%S [%h]\r\n"
MSG.PRINTENV >PSTR "%S=%S\r\n"
MSG.CSHERR >PSTR "Pos %D:"
FMT.DATE >PSTR "%A, %B %d %Y"
FMT.TIME >PSTR "%H:%M:%S (%I:%M:%S%p)"
*--------------------------------------
@ -561,11 +598,14 @@ bExitOnEOF .BS 1
hCmdHistory .BS 1
CmdHistory.IDX .BS 1
CmdHistory.END .BS 1
hBatchFile .BS 1
BatchFilePtr .BS 2
BatchFileLen .BS 2
CSH.SavePtr .BS 2
CSH.SEPStack .BS CSH.Stack.MAX+1
CSH.hBuf .BS 1
CSH.BufPtr .BS 2
CSH.BufLen .BS 2
CSH.CmdSave .BS 1
CSH.SepSave .BS 1
CSH.BufPtrSave .BS 2
CSH.hStack .BS 1
CSH.StackPtr .BS 1
DS.END .ED
*--------------------------------------
MAN