mirror of
https://github.com/A2osX/A2osX.git
synced 2024-10-31 08:05:30 +00:00
569 lines
11 KiB
Plaintext
569 lines
11 KiB
Plaintext
PR#3
|
||
PREFIX /A2OSX.BUILD
|
||
NEW
|
||
INC 1
|
||
AUTO 6
|
||
.LIST OFF
|
||
.OP 65C02
|
||
.OR $2000
|
||
.TF SBIN/SHELL
|
||
*--------------------------------------
|
||
.INB INC/MACROS.I
|
||
.INB INC/A2OSX.I
|
||
.INB INC/PRODOS.I
|
||
.INB INC/LIBSTR.I
|
||
*--------------------------------------
|
||
ZPPTR1 .EQ ZPBIN
|
||
ZPPTR2 .EQ ZPBIN+2
|
||
ZPPTR3 .EQ ZPBIN+4
|
||
*--------------------------------------
|
||
CmdBuffer.MAX .EQ 127
|
||
*--------------------------------------
|
||
* Main entry point
|
||
*--------------------------------------
|
||
* Code signature and INIT table
|
||
*--------------------------------------
|
||
* CLD $D8
|
||
* JMP (*,x) $7C
|
||
* #JMPTABLE
|
||
* /JMPTABLE
|
||
*--------------------------------------
|
||
CS.START cld
|
||
jmp (.1,x)
|
||
.1 .DA CS.INIT
|
||
.DA CS.RUN
|
||
.DA CS.DOEVENT
|
||
.DA CS.QUIT
|
||
*--------------------------------------
|
||
L.LIBSTR .DA LIBSTR
|
||
L.CmdBuffer .DA CmdBuffer
|
||
L.MSG.GREETINGS .DA MSG.GREETINGS
|
||
L.MSG.UNKNOWN .DA MSG.UNKNOWN
|
||
L.MSG.SYNERR .DA MSG.SYNERR
|
||
L.CMDS .DA CMDS
|
||
T.INTCMDS .DA EXEC.CMD.CD
|
||
.DA EXEC.CMD.SET
|
||
.DA EXEC.CMD.DATE
|
||
.DA EXEC.CMD.TIME
|
||
.DA EXEC.CMD.ECHO
|
||
.DA EXEC.CMD.TYPE
|
||
.DA EXEC.CMD.EXIT
|
||
.DA 0
|
||
.DA CS.END-CS.START Code Length To Relocate
|
||
.DA DS.END-DS.START Data Segment to Allocate
|
||
*--------------------------------------
|
||
CS.INIT stz bEXIT
|
||
|
||
stz CmdHistory
|
||
stz CmdHistory.IDX
|
||
stz CmdHistory.END
|
||
|
||
>LIBLOADP L.LIBSTR
|
||
|
||
bcs .99
|
||
sta hLIBSTR
|
||
|
||
ldy #S.PS.ID
|
||
lda (pPsContext),y
|
||
>PUSHA
|
||
ldy #S.PS.hOUTDEV
|
||
lda (pPsContext),y
|
||
>PUSHA
|
||
ldy #S.PS.hINDEV
|
||
lda (pPsContext),y
|
||
>PUSHA
|
||
>PUSHW L.MSG.GREETINGS
|
||
>LIBCALL hLIBSTR,LIBSTR.PRINTF
|
||
|
||
lda (pPsContext)
|
||
ora #S.PS.F.EVENT Now accept events
|
||
sta (pPsContext)
|
||
|
||
clc
|
||
.99 rts
|
||
*--------------------------------------
|
||
CS.RUN stz CmdBuffer
|
||
lda #"$"
|
||
jsr COUT
|
||
lda #" "
|
||
jsr COUT
|
||
|
||
.1 lda CmdBuffer
|
||
bmi .2
|
||
jsr A2osX.SLEEP
|
||
|
||
bra .1
|
||
|
||
.2 and #$7F
|
||
sta CmdBuffer
|
||
beq CS.RUN Empty line
|
||
|
||
>PUSHW L.CmdBuffer
|
||
>SYSCALL SYS.NewPStr
|
||
bcs .99
|
||
sta hCMDLINE
|
||
jsr HISTORY.ADD
|
||
jsr EXEC.CMD
|
||
bcc .3
|
||
|
||
pha
|
||
lda #"["
|
||
jsr COUT
|
||
pla
|
||
jsr PRBYTE
|
||
lda #"]"
|
||
jsr COUT
|
||
jsr CROUT
|
||
|
||
.3 lda hCMDLINE
|
||
>SYSCALL SYS.FreeMemA
|
||
stz hCMDLINE
|
||
|
||
lda bEXIT
|
||
bne .99
|
||
clc
|
||
rts
|
||
.99 sec
|
||
rts
|
||
*--------------------------------------
|
||
CS.DOEVENT >PULLW pEvent
|
||
|
||
ldy #S.EVT.hDEV is Event from active IN device?
|
||
lda (pEvent),y
|
||
ldy #S.PS.hINDEV
|
||
cmp (pPsContext),y
|
||
|
||
bne .9
|
||
lda (pEvent)
|
||
and #S.EVT.F.KEY is it a KEY event?
|
||
beq .9
|
||
|
||
ldy #S.EVT.DATAHI is it an O or SAPPLE key ?
|
||
lda (pEvent),y
|
||
bne .9
|
||
|
||
ldy #S.EVT.DATALO
|
||
lda (pEvent),y
|
||
cmp #$1F
|
||
bpl .1
|
||
jsr CS.EVENT.CTRL.CHAR
|
||
bra .8
|
||
|
||
.1 cmp #$7f
|
||
bne .2
|
||
jsr CmdBuffer.DEL
|
||
bra .8
|
||
|
||
.2 ldx CmdBuffer
|
||
cpx #CmdBuffer.MAX
|
||
beq .8
|
||
inx
|
||
sta CmdBuffer,x
|
||
inc CmdBuffer
|
||
ora #$80
|
||
jsr COUT
|
||
|
||
.8 >SYSCALL SYS.DestroyEvent
|
||
clc
|
||
rts
|
||
|
||
.9 sec
|
||
rts
|
||
*--------------------------------------
|
||
CS.EVENT.CTRL.CHAR
|
||
cmp #13 CR
|
||
bne .10
|
||
jsr CROUT
|
||
lda CmdBuffer
|
||
ora #$80
|
||
sta CmdBuffer
|
||
clc
|
||
rts
|
||
|
||
.10 cmp #3
|
||
bne .1
|
||
jsr CmdBuffer.CLR
|
||
clc
|
||
rts
|
||
|
||
.1 cmp #8 BS (left arrow)
|
||
bne .2
|
||
jsr CmdBuffer.DEL
|
||
clc
|
||
rts
|
||
|
||
.2 cmp #10 LF (down arrow)
|
||
bne .3
|
||
|
||
jsr HISTORY.GETNEXT
|
||
clc
|
||
rts
|
||
|
||
.3 cmp #11 VT (up arrow)
|
||
bne .4
|
||
|
||
jsr HISTORY.GETPREV
|
||
clc
|
||
rts
|
||
|
||
.4 cmp #21 NAK (right arrow)
|
||
bne .8
|
||
|
||
clc
|
||
rts
|
||
|
||
.8 jsr PRBYTE
|
||
clc
|
||
rts
|
||
*--------------------------------------
|
||
CS.QUIT lda hLIBSTR
|
||
>SYSCALL SYS.UnloadLibA
|
||
clc
|
||
rts
|
||
*--------------------------------------
|
||
* PRIVATE
|
||
*--------------------------------------
|
||
EXEC.CMD >PUSHB hCMDLINE
|
||
>PUSHBI $20 Push SEP=' '
|
||
>PUSHBI 0 Push 0 for getting CMD & ARGS
|
||
>SYSCALL SYS.PStrGetTkn
|
||
bcs .99
|
||
|
||
sta hCMD
|
||
stx hARGS
|
||
>SYSCALL SYS.GetMemPtrA
|
||
>PUSHYA
|
||
>PUSHYA
|
||
>LIBCALL hLIBSTR,LIBSTR.UCASEP
|
||
>PUSHW L.CMDS
|
||
>SYSCALL SYS.GetPStrIndex
|
||
bcs .1 Not An internal command
|
||
jsr EXEC.CMD.INT
|
||
bcs .98
|
||
jsr .98
|
||
clc
|
||
rts
|
||
|
||
.1 jsr .98 Discard CMD & ARGS
|
||
lda hCMDLINE
|
||
>SYSCALL SYS.ExecProcessA
|
||
rts
|
||
|
||
.98 pha
|
||
lda hCMD
|
||
>SYSCALL SYS.FreeMemA
|
||
lda hARGS
|
||
>SYSCALL SYS.FreeMemA
|
||
pla
|
||
sec
|
||
.99 rts
|
||
*--------------------------------------
|
||
EXEC.CMD.INT asl
|
||
tax
|
||
jmp (T.INTCMDS,x)
|
||
*--------------------------------------
|
||
EXEC.CMD.CD lda hARGS
|
||
bne EXEC.CMD.CD.C
|
||
ldy #S.PS.hPREFIX
|
||
lda (pPsContext),y
|
||
>SYSCALL SYS.GetMemPtrA
|
||
>PUSHYA
|
||
>LIBCALL hLIBSTR,LIBSTR.PRINTP
|
||
jsr CROUT
|
||
clc
|
||
rts
|
||
|
||
EXEC.CMD.CD.C >SYSCALL SYS.GetMemPtrA
|
||
>STYA ZPPTR2
|
||
ldy #S.PS.hPREFIX
|
||
lda (pPsContext),y
|
||
>SYSCALL SYS.GetMemPtrA
|
||
>STYA ZPPTR1
|
||
>PUSHWI MLI.MAXPATH+1 Get a buffer for new PATH
|
||
>PUSHBI 0 no particular Option
|
||
>SYSCALL SYS.GetMem
|
||
bcs .99
|
||
stx hNEWPATH
|
||
>STYA ZPPTR3
|
||
lda #0
|
||
sta (ZPPTR3)
|
||
ldy #1
|
||
lda (ZPPTR2),y
|
||
cmp #'/' Full Path?
|
||
beq .3
|
||
cmp #'.' ".." ?
|
||
bne .2
|
||
lda (ZPPTR2)
|
||
cmp #2
|
||
bne .97
|
||
iny
|
||
lda (ZPPTR2),y
|
||
cmp #'.'
|
||
bne .97
|
||
lda (ZPPTR1)
|
||
tay
|
||
.1 dey
|
||
beq .97
|
||
lda (ZPPTR1),y
|
||
cmp #'/'
|
||
bne .1
|
||
tya
|
||
sta (ZPPTR3)
|
||
.11 lda (ZPPTR1),y
|
||
sta (ZPPTR3),y
|
||
dey
|
||
bne .11
|
||
bra .4
|
||
.97 lda #SYSMGR.ERRSYN
|
||
.98 pha
|
||
lda hNEWPATH
|
||
>SYSCALL SYS.FreeMemA
|
||
pla
|
||
sec
|
||
.99 rts
|
||
.2 >PUSHW ZPPTR1
|
||
>PUSHW ZPPTR3
|
||
>LIBCALL hLIBSTR,LIBSTR.STRCPYP
|
||
.3 >PUSHW ZPPTR2
|
||
>PUSHW ZPPTR3
|
||
>LIBCALL hLIBSTR,LIBSTR.STRCATP
|
||
lda (ZPPTR3)
|
||
tay
|
||
lda #'/' Ending with '/'?
|
||
cmp (ZPPTR3),y
|
||
beq .4
|
||
iny
|
||
sta (ZPPTR3),y
|
||
tya
|
||
sta (ZPPTR3)
|
||
.4 lda hNEWPATH
|
||
>SYSCALL SYS.CheckPrefixA
|
||
bcs .98
|
||
ldy #S.PS.hPREFIX
|
||
lda (pPsContext),y
|
||
pha
|
||
lda hNEWPATH
|
||
sta (pPsContext),y
|
||
pla
|
||
>SYSCALL SYS.FreeMemA
|
||
clc
|
||
rts
|
||
*--------------------------------------
|
||
EXEC.CMD.SET clc
|
||
rts
|
||
*--------------------------------------
|
||
EXEC.CMD.DATE jsr MLI
|
||
.DA #MLIGETTIME
|
||
.DA 0
|
||
bcs .9
|
||
>PUSHW DATELO
|
||
>LIBCALL hLIBSTR,LIBSTR.PRINTDATE
|
||
jsr CROUT
|
||
clc
|
||
.9 rts
|
||
*--------------------------------------
|
||
EXEC.CMD.TIME jsr MLI
|
||
.DA #MLIGETTIME
|
||
.DA 0
|
||
bcs .9
|
||
>PUSHW TIMELO
|
||
>LIBCALL hLIBSTR,LIBSTR.PRINTTIME
|
||
jsr CROUT
|
||
clc
|
||
.9 rts
|
||
*--------------------------------------
|
||
EXEC.CMD.ECHO lda #$DD
|
||
sec
|
||
rts
|
||
*--------------------------------------
|
||
EXEC.CMD.TYPE lda hARGS
|
||
beq .98
|
||
>SYSCALL SYS.LoadFileA
|
||
bcs .99
|
||
>STYA ZPPTR2 store file len
|
||
phx
|
||
txa
|
||
>SYSCALL SYS.GetMemPtrA
|
||
>STYA ZPPTR1
|
||
.1 lda ZPPTR2
|
||
bne .2
|
||
lda ZPPTR2+1
|
||
beq .3
|
||
dec ZPPTR2+1
|
||
.2 dec ZPPTR2
|
||
|
||
lda (ZPPTR1)
|
||
ora #$80
|
||
jsr COUT
|
||
inc ZPPTR1
|
||
bne .1
|
||
inc ZPPTR1+1
|
||
bra .1
|
||
|
||
.3 pla
|
||
>SYSCALL SYS.FreeMemA
|
||
clc
|
||
rts
|
||
|
||
.98 lda #SYSMGR.ERRSYN
|
||
.99 rts
|
||
*--------------------------------------
|
||
EXEC.CMD.EXIT lda #$FF
|
||
sta bEXIT
|
||
clc
|
||
rts
|
||
*--------------------------------------
|
||
HISTORY.ADD lda CmdHistory.END ending 0
|
||
inc keep room for new ending 0
|
||
sec add len+1
|
||
adc CmdBuffer
|
||
bcc .2 enough room
|
||
|
||
ldx CmdHistory get len of oldest string
|
||
ldy #0
|
||
.1 inx
|
||
iny
|
||
lda CmdHistory,x move back until 0 found
|
||
sta CmdHistory-1,y
|
||
bne .1
|
||
sty CmdHistory.END mark new end of history
|
||
bra HISTORY.ADD retry....
|
||
|
||
.2 ldx CmdHistory.END
|
||
ldy #$FF
|
||
.3 iny
|
||
lda CmdBuffer,y
|
||
sta CmdHistory,x
|
||
inx
|
||
cpy CmdBuffer
|
||
bne .3
|
||
stz CmdHistory,x set ending 0
|
||
stx CmdHistory.IDX
|
||
stx CmdHistory.END
|
||
.9 rts
|
||
*--------------------------------------
|
||
HISTORY.GETPREV lda CmdHistory.END
|
||
beq HISTORY.RTS empty history,nothing to do
|
||
lda CmdHistory.IDX
|
||
beq HISTORY.RTS already oldest,nothing to do
|
||
lda #0
|
||
.1 tax save current index
|
||
sec
|
||
adc CmdHistory,x
|
||
cmp CmdHistory.IDX
|
||
bne .1 not yet reached current index
|
||
stx CmdHistory.IDX set new index
|
||
bra HISTORY.SETBUF
|
||
HISTORY.RTS rts
|
||
*--------------------------------------
|
||
HISTORY.GETNEXT ldx CmdHistory.END
|
||
beq HISTORY.RTS empty history,nothing to do
|
||
cpx CmdHistory.IDX
|
||
beq HISTORY.RTS
|
||
ldx CmdHistory.IDX
|
||
lda CmdHistory,x
|
||
sec
|
||
adc CmdHistory.IDX
|
||
cmp CmdHistory.END
|
||
sta CmdHistory.IDX
|
||
beq CmdBuffer.CLR end of history, just blank buffer
|
||
*--------------------------------------
|
||
HISTORY.SETBUF jsr CmdBuffer.CLR
|
||
ldx CmdHistory.IDX
|
||
ldy #$ff
|
||
.1 iny
|
||
lda CmdHistory,x
|
||
inx
|
||
sta CmdBuffer,y
|
||
cpy CmdBuffer
|
||
bne .1
|
||
bra CmdBuffer.PRINT
|
||
*--------------------------------------
|
||
CmdBuffer.PRINT ldx #0
|
||
.1 inx
|
||
lda CmdBuffer,x
|
||
ora #$80
|
||
phx
|
||
jsr COUT
|
||
plx
|
||
cpx CmdBuffer
|
||
bne .1
|
||
rts
|
||
*--------------------------------------
|
||
CmdBuffer.CLR jsr CmdBuffer.DEL
|
||
bne CmdBuffer.CLR
|
||
.9 rts
|
||
*--------------------------------------
|
||
CmdBuffer.DEL lda CmdBuffer
|
||
beq .9
|
||
lda #8
|
||
jsr COUT
|
||
dec CmdBuffer
|
||
.9 rts
|
||
*--------------------------------------
|
||
PRBYTE pha
|
||
lsr
|
||
lsr
|
||
lsr
|
||
lsr
|
||
ora #$B0
|
||
cmp #$BA
|
||
bcc .1
|
||
adc #6
|
||
.1 jsr COUT
|
||
pla
|
||
and #$0F
|
||
ora #$B0
|
||
cmp #$BA
|
||
bcc COUT
|
||
adc #6
|
||
bra COUT
|
||
*--------------------------------------
|
||
CROUT lda #13
|
||
*--------------------------------------
|
||
COUT phx
|
||
phy
|
||
>PUSHA
|
||
ldy #S.PS.hOUTDEV
|
||
lda (pPsContext),y
|
||
>SYSCALL SYS.DevOutA
|
||
ply
|
||
plx
|
||
rts
|
||
*--------------------------------------
|
||
CS.END
|
||
*--------------------------------------
|
||
CMDS >PSTRING "CD"
|
||
CMDS1 >PSTRING "SET"
|
||
CMDS2 >PSTRING "DATE"
|
||
CMDS3 >PSTRING "TIME"
|
||
CMDS4 >PSTRING "ECHO"
|
||
CMDS5 >PSTRING "TYPE"
|
||
CMDS6 >PSTRING "EXIT"
|
||
.DA #0
|
||
*--------------------------------------
|
||
LIBSTR >PSTRING "libstr.o"
|
||
MSG.GREETINGS >CSTRING "\nA2osX-Shell on Dev=(%h:%h),PS=%h\n\n"
|
||
MSG.UNKNOWN >CSTRING "Command Not Found\n"
|
||
MSG.SYNERR >CSTRING "Syntax Error Or Invalid Pathname\n"
|
||
*--------------------------------------
|
||
DS.START
|
||
*--------------------------------------
|
||
hLIBSTR .BS 1
|
||
bEXIT .BS 1
|
||
hCMDLINE .BS 1
|
||
hCMD .BS 1
|
||
hARGS .BS 1
|
||
hNEWPATH .BS 1
|
||
CmdBuffer .BS CmdBuffer.MAX+1
|
||
CmdBuffer.POS .BS 1
|
||
CmdHistory .BS 256
|
||
CmdHistory.IDX .BS 1
|
||
CmdHistory.END .BS 1
|
||
*--------------------------------------
|
||
DS.END
|
||
*--------------------------------------
|
||
MAN
|
||
SAVE SBIN/SHELL.S
|
||
ASM
|