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A2osX/BIN/SH.S.CMD.txt
Rémy GIBERT 144fda61ed Kernel 0.92+
2019-02-12 16:47:34 +00:00

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NEW
PREFIX
AUTO 4,1
.LIST OFF
*--------------------------------------
CMD.NOHUP >LDA.G CORE.PSFlags
ora #S.PS.F.NOHUP
sta (pData),y
>LDYA ZPArgVBuf
jmp CORE.ExecExtCmd
*--------------------------------------
CMD.SHIFT lda #1
CMD.SHIFTA >SYSCALL ArgV
bcs .8
jsr RemoveStrFromArgV
.7 ldy #S.PS.ARGC
lda (pPS),y
dec
sta (pPS),y
.8 clc
rts
*--------------------------------------
CMD.PUSHD >LDA.G PUSHD.STACK
cmp #PUSHD.STACK+PUSHD.STACK.MAX
beq CMD.POPD.CSYN
ldy #S.PS.hPREFIX
lda (pPs),y
>SYSCALL GetMemPtr
>SYSCALL strdup
bcs CMD.POPD.CSYN
>INC.G PUSHD.STACK
tay
txa
sta (pData),y
lda (ZPArgVBufPtr)
bne CMD.CD.1
.8 clc
.9 rts
*--------------------------------------
CMD.POPD >LDA.G PUSHD.STACK
cmp #PUSHD.STACK
beq CMD.POPD.CSYN
tay
lda (pData),y
jsr CMD.SetPrefixA
>DEC.G PUSHD.STACK
clc
CMD.POPD.RTS
rts
CMD.POPD.CSYN jmp CMD.Exec.CSYN
*--------------------------------------
CMD.PWD ldy #S.PS.hPREFIX
lda (pPs),y
>SYSCALL GetMemPtr
>SYSCALL puts
rts
*--------------------------------------
CMD.CD lda (ZPArgVBufPtr)
bne CMD.CD.1
CMD.CD.HOME >LDYA L.ENV.HOME
>SYSCALL GetEnv
bcc CMD.CD.1
>LDYA L.ENV.ROOT
>SYSCALL GetEnv
bcs CMD.PWD
CMD.CD.1 >SYSCALL realpath
bcs CMD.POPD.RTS
>STYA ZPPtr1
stx ZPPtr3 Save hMem
ldy #1
lda (ZPPtr1),y
bne .12
txa
jmp CMD.SetPrefixA we have '/'
.12 >PUSHEA.G StatBuf
>LDYA ZPPtr1
>SYSCALL STAT
bcs .19
.10 >LDA.G StatBuf+S.STAT.P.TYPE
cmp #S.FI.T.DIR
beq .11
lda #MLI.E.INVPATH
.19 pha
lda ZPPtr3
>SYSCALL freemem
pla
sec
rts
.11 ldy #$ff
.1 iny
lda (ZPPtr1),y
bne .1
dey
lda (ZPPtr1),y
cmp #'/'
bne .14
lda ZPPtr3
jmp CMD.SetPrefixA already ends with a /
.14 iny
iny
lda #0
>SYSCALL getmem
bcs .19
>STYA ZPPtr2
ldy #$ff
.2 iny
lda (ZPPtr1),y
lda (ZPPtr2),y
bne .2
iny
sta (ZPPtr2),y
dey
lda #'/'
sta (ZPPtr2),y
phx
lda ZPPtr3
>SYSCALL freemem
pla
*--------------------------------------
CMD.SetPrefixA pha
ldy #S.PS.hPREFIX
lda (pPs),y
>SYSCALL FreeMem
pla
ldy #S.PS.hPREFIX
sta (pPs),y
lda #0
* clc
rts
*--------------------------------------
CMD.Exec.CSYN lda #E.CSYN
sec
rts
*--------------------------------------
CMD.SET lda (ZPArgVBufPtr)
bne CMD.SET.1
* No arg, print all ENV
ldy #S.PS.hENV
lda (pPs),y
>SYSCALL GetMemPtr
>STYA ZPPTR1
.1 lda (ZPPTR1)
beq .8 Ending 0 ?
ldy #$ff
.2 iny
lda (ZPPTR1),y
bne .2
tya
sec
adc ZPPTR1
sta ZPPTR2
lda #0
adc ZPPTR1+1
sta ZPPTR2+1
>PUSHW ZPPTR2 Push value
>PUSHW ZPPTR1 Push name
jsr CMD.SET.PRINT
bcs .9
ldy #$ff
.3 iny
lda (ZPPTR2),y
bne .3
tya
sec
adc ZPPTR2
sta ZPPTR1
lda #0
adc ZPPTR2+1
sta ZPPTR1+1
bra .1
.8 clc
.9 rts
*--------------------------------------
* SET +X VAR = VALUE1 op VALUE2 op VALUE3 ...
*--------------------------------------
CMD.SET.1
.1 jsr CMD.IsSwitch
bcs .6
cmp #'C'
bne .2
>LDA.G bSET.C
bra .5
.2 cmp #'X'
bne .99
>LDA.G bSET.X
.5 eor #$ff
sta (pData),y
jsr CORE.ArgV.Next
bne .1
clc
rts
.6 >LDYA ZPArgVBufPtr
>STYA ZPVarNamePtr
jsr CORE.ArgV.Next
beq CMD.SET.GET
cmp #'='
bne .99
ldy #1
lda (ZPArgVBufPtr),y
bne .99
jsr CORE.ArgV.Next
beq CMD.SET.UNSET
jsr EXP.GET
bcs .99
>PUSHYA
>LDYA ZPVarNamePtr
>SYSCALL SetEnv
rts
.8 clc
rts
.99 jmp CMD.Exec.CSYN
CMD.SET.UNSET >LDYA ZPVarNamePtr
>SYSCALL UnsetEnv
rts
CMD.SET.GET >LDYA ZPVarNamePtr
>SYSCALL GetEnv
bcc .1
clc
rts
.1 >PUSHYA push value
>LDYA ZPVarNamePtr
>PUSHYA push name
*--------------------------------------
CMD.SET.PRINT >PUSHBI 4
>LDYA L.MSG.PRINTENV
>SYSCALL printf
rts
*--------------------------------------
CMD.DATE sec
.HS 90 bcc
CMD.TIME clc
php
>LEA.G TimeBuf
>SYSCALL Time
>PUSHEA.G TimeBuf
plp
bcc .1
>PUSHW L.FMT.DATE
bra .2
.1 >PUSHW L.FMT.TIME
.2 >LEA.G StatBuf
>SYSCALL StrFTime
>LEA.G StatBuf
>SYSCALL puts
rts
*--------------------------------------
CMD.ECHO stz ZPPtr1 echo -N
stz ZPPtr1+1
lda (ZPArgVBufPtr)
beq .8
.1 jsr CMD.IsSwitch
bcs .2
cmp #'N'
bne .99
lda #$ff
eor ZPPtr1
sta ZPPtr1
bra .4
.2 lda ZPPtr1+1
beq .3
lda #C.SPACE
>SYSCALL putchar
.3 >PUSHBI 0
>LDYA ZPArgVBufPtr
>SYSCALL printf
bcs .9
inc ZPPtr1+1
.4 jsr CORE.ArgV.Next
bne .1
bit ZPPtr1
bmi .8
>PUSHBI 0
>LDYA L.MSG.ECHOCRLF
>SYSCALL printf
rts
.8 clc
.9 rts
.99 lda #E.CSYN
sec
rts
*--------------------------------------
CMD.GETKEY lda (ZPArgVBufPtr)
beq .99
>SYSCALL getchar
bcc .1
tay
bne .9
.1 >PUSHA
>PUSHBI 1
>PUSHW L.FMT.GETKEY
>LEA.G M32.BUF
>SYSCALL sprintf
bcs .9
>PUSHEA.G M32.BUF
>LDYA ZPArgVBufPtr
>SYSCALL SetEnv
.9 rts
.99 jmp CMD.Exec.CSYN
*--------------------------------------
CMD.READ lda (ZPArgVBufPtr)
beq .9
.1 jsr CMD.IsSwitch
bcs .4
cmp #'S'
bne .2
lda #$ff
>STA.G bREAD.S
bra .7
.2 cmp #'P'
bne .9
jsr CORE.ArgV.Next
beq .9
>PUSHBI 0
>LDYA ZPArgVBufPtr
>SYSCALL printf
bcs .99
bra .7
.4 >STYA ZPVarNamePtr
>SYSCALL strdup
txa
>STA.G hVarName
.7 jsr CORE.ArgV.Next
lda (ZPArgVBufPtr)
bne .1
>LDA.G hVarName
beq .9
clc
.99 rts
.9 jmp CMD.Exec.CSYN
*--------------------------------------
CMD.SLEEP lda (ZPArgVBufPtr)
beq .9
>LDYA ZPArgVBufPtr
>SYSCALL AToL
bcs .9
>PULLL.G Sleep
clc
rts
.9 jmp CMD.Exec.CSYN
*--------------------------------------
CMD.PAUSE lda #$FF
>STA.G bPause
clc
rts
*--------------------------------------
CMD.EXIT lda (ZPArgVBufPtr)
beq .8 no arg, exit 0
>LDYA ZPArgVBufPtr
>SYSCALL AToL
bcs .9
>PULLL.G M32.ACC
lda #$FF
>STA.G bExit
>LDA.G M32.ACC
clc
rts
.8 lda #$FF
>STA.G bExit
inc
clc
.9 rts
*--------------------------------------
CMD.MD lda (ZPArgVBufPtr)
beq .9
>LDYA ZPArgVBufPtr
>SYSCALL MKDir
rts
.9 jmp CMD.Exec.CSYN
*--------------------------------------
CMD.REN lda (ZPArgVBufPtr)
beq .9
>PUSHW ZPArgVBufPtr
jsr CORE.ArgV.Next
lda (ZPArgVBufPtr)
beq .90
>LDYA ZPArgVBufPtr
>SYSCALL Rename
rts
.90 >PULLYA
.9 jmp CMD.Exec.CSYN
*--------------------------------------
CMD.RD lda (ZPArgVBufPtr)
beq .9
>PUSHEA.G StatBuf
>LDYA ZPArgVBufPtr
>SYSCALL STAT
bcs .99
>LDA.G StatBuf+S.STAT.P.TYPE
cmp #S.FI.T.DIR
bne .9
>LDYA ZPArgVBufPtr
>SYSCALL Remove
.99 rts
.9 jmp CMD.Exec.CSYN
*--------------------------------------
CMD.BREAK
.9 jmp CMD.Exec.CSYN
*--------------------------------------
CMD.CONTINUE
.9 jmp CMD.Exec.CSYN
*--------------------------------------
CMD.FOR
.9 jmp CMD.Exec.CSYN
*--------------------------------------
CMD.NEXT
.9 jmp CMD.Exec.CSYN
*--------------------------------------
CMD.WHILE
CMD.IF jsr CORE.StkGet
bcs .1 no context...
and #$80 get current..
lsr becomes parent
bra .2
.1 lda #$40 ...set Parent = true
.2 >STA.G CORE.Test
bit #$40 Parent is true ?
beq .3
jsr EXP.TEST
bcs .9
.3 >LDA.G CORE.IntCmd
cmp #C.WHILE
bne .8
jsr CORE.StkPushPtr
bcs .9
.8 >LDA.G CORE.Test
>ORA.G CORE.IntCmd
jmp CORE.StkPush
clc
.9 rts
*--------------------------------------
CMD.ELSE jsr CORE.StkGet
bcs .9
bit #$40 parent is true ?
beq .8 no, skip
tax
and #$3F
cmp #C.IF
bne .9
txa
eor #$80 toggle and store at stack ptr
sta (pData),y
.8 clc
rts
.9 lda #E.NOIF
sec
rts
*--------------------------------------
CMD.FI jsr CORE.StkPull
bcs .9
and #$3F
cmp #C.IF
bne .9
clc
rts
.9 lda #E.NOIF
sec
rts
*--------------------------------------
CMD.LOOP jsr CORE.StkPull
bcs .9
tax
and #$3F
cmp #C.WHILE
bne .9
txa
bpl .1
jmp CORE.StkPullPtr
.1 jsr CORE.StkPull
bcs .99
jmp CORE.StkPull
.9 lda #E.NOWHILE
sec
.99 rts
*--------------------------------------
CMD.IsSwitch lda (ZPArgVBufPtr)
cmp #'-'
bne .9
ldy #1
lda (ZPArgVBufPtr),y
beq .9
tax
iny
lda (ZPArgVBufPtr),y
bne .9
txa
cmp #'a'
bcc .8
cmp #'z'+1
bcs .8
eor #$20
jsr CORE.ArgV.NextChar
jsr CORE.ArgV.NextChar
.8 clc
rts
.9 sec
rts
*--------------------------------------
MAN
SAVE USR/SRC/BIN/SH.S.CMD
LOAD USR/SRC/BIN/SH.S
ASM
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