mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-26 13:49:18 +00:00
148 lines
2.4 KiB
Plaintext
148 lines
2.4 KiB
Plaintext
PR#3
|
||
PREFIX /A2OSX.BUILD
|
||
NEW
|
||
INC 1
|
||
AUTO 6
|
||
.LIST OFF
|
||
*--------------------------------------
|
||
*--------------------------------------
|
||
PrintPrompt >LDYA L.ENV.PS1
|
||
>SYSCALL GetEnv.YA
|
||
>SYSCALL ExpandStr.YA
|
||
phx
|
||
>SYSCALL PrintF.YA
|
||
>LDYA L.MSG.PROMPT
|
||
>SYSCALL PrintF.YA
|
||
plx
|
||
php
|
||
pha
|
||
txa
|
||
>SYSCALL FreeMem.A
|
||
pla
|
||
plp
|
||
rts
|
||
*--------------------------------------
|
||
CmdLine.CLR ldy #0
|
||
|
||
.1 lda (ZPCMDBuf),y
|
||
beq .9
|
||
|
||
.2 lda #$7F
|
||
|
||
sta (ZPCMDBuf),y
|
||
iny
|
||
lda (ZPCMDBuf),y
|
||
bne .2
|
||
|
||
jsr CmdLine.PRINT
|
||
|
||
jmp CmdLine.RESET
|
||
|
||
.9 rts
|
||
*--------------------------------------
|
||
CmdLine.BS >LDA.G CmdBufPtr
|
||
beq .9
|
||
|
||
dec
|
||
sta (pData),y
|
||
|
||
lda #8
|
||
>SYSCALL PutChar.A
|
||
.9 rts
|
||
*--------------------------------------
|
||
CmdLine.NAK >LDA.G CmdBufPtr
|
||
>CMP.G CmdBuflen
|
||
beq .9
|
||
|
||
inc
|
||
>STA.G CmdBufPtr
|
||
|
||
lda #21
|
||
>SYSCALL PutChar.A
|
||
.9 rts
|
||
*--------------------------------------
|
||
CmdLine.DEL >LDA.G CmdBuflen
|
||
beq .8
|
||
sec
|
||
>SBC.G CmdBufPtr
|
||
tax Keep in x char count to \0
|
||
bne .1
|
||
|
||
>DEC.G CmdBuflen
|
||
>STA.G CmdBufPtr
|
||
|
||
tay
|
||
lda #0
|
||
sta (ZPCMDBuf),y
|
||
|
||
lda #$7f
|
||
>SYSCALL PutChar.A
|
||
rts
|
||
|
||
.8 clc
|
||
rts
|
||
|
||
.1 >LDA.G CmdBufPtr
|
||
tay
|
||
|
||
.2 iny
|
||
lda (ZPCMDBuf),y
|
||
dey
|
||
sta (ZPCMDBuf),y
|
||
iny
|
||
dex
|
||
bne .2
|
||
|
||
>DEC.G CmdBuflen
|
||
*--------------------------------------
|
||
CmdLine.PRINTPTR
|
||
>LDA.G CmdBufPtr
|
||
tay
|
||
|
||
.1 lda (ZPCMDBuf),y
|
||
beq .2
|
||
|
||
phy
|
||
>SYSCALL PutChar.A
|
||
ply
|
||
iny
|
||
bra .1
|
||
|
||
.2 lda #' '
|
||
>SYSCALL PutChar.A
|
||
lda #8
|
||
>SYSCALL PutChar.A
|
||
|
||
>LDA.G CmdBufPtr
|
||
tay
|
||
|
||
.3 lda (ZPCMDBuf),y
|
||
beq .8
|
||
|
||
phy
|
||
lda #8
|
||
>SYSCALL PutChar.A
|
||
ply
|
||
iny
|
||
bra .3
|
||
|
||
.8 clc
|
||
rts
|
||
*--------------------------------------
|
||
CmdLine.PRINT >LDYA ZPCMDBuf
|
||
>SYSCALL PrintF.YA
|
||
rts
|
||
*--------------------------------------
|
||
CmdLine.RESET lda #0
|
||
sta (ZPCMDBuf)
|
||
>STA.G bCmdBufexec
|
||
>STA.G CmdBufPtr
|
||
>STA.G CmdBuflen
|
||
>STA.G bSecureRead Clear password mode
|
||
rts
|
||
*--------------------------------------
|
||
MAN
|
||
SAVE /A2OSX.SRC/SBIN/SHELL.S.CL
|
||
LOAD /A2OSX.SRC/SBIN/SHELL.S
|
||
ASM
|