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; Copyright 1996 Acorn Computers Ltd
;
; Licensed under the Apache License, Version 2.0 (the "License");
; you may not use this file except in compliance with the License.
; You may obtain a copy of the License at
;
; http://www.apache.org/licenses/LICENSE-2.0
;
; Unless required by applicable law or agreed to in writing, software
; distributed under the License is distributed on an "AS IS" BASIS,
; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
; See the License for the specific language governing permissions and
; limitations under the License.
;
TTL => Super1
CliDPrompt = "CLI$Prompt",0
DefaultPrompt = "*"
ALIGN
StartSuper ; Start entry for UtilModule
BL DEFHAN ; set error handler in case spooling
[ International ; We are in USR mode and have no stack ...
ADR R0,KernelMessagesBlock+4
ADR R1,%FT11
MOV R2,#0
SWI XMessageTrans_Lookup
MOVVS R2,R1
01
LDRB R0,[R2],#1
CMP R0,#31
BLT %FT02
SWI OS_WriteC
B %BT01
02 SWI OS_NewLine
SWI OS_NewLine
B CLILOP
11
= "Supervisor",0
ALIGN
|
SWI OS_WriteS
= "Supervisor",10,13,10,13,0
ALIGN
B CLILOP
]
CLIEXIT BL DEFHN2 ; restore all our world
GOSUPV
WritePSRc 0, R0
BL DEFHAN ; including error handler!
CLILOP ROUT
ADR R0, CliDPrompt ; try looking it up
LDR R1, =GeneralMOSBuffer
MOV R2, #?GeneralMOSBuffer
MOV R3, #0
MOV R4, #VarType_Expanded
SWI XOS_ReadVarVal
ADRVS r1, DefaultPrompt ; gnot gthere or gnaff
MOVVS r2, #1
MOV r0, r1
MOV r1, r2
SWI OS_WriteN
LDR R0, =GeneralMOSBuffer
LDR R1, =?GeneralMOSBuffer-1
MOV R2, #" "
MOV R3, #255
MOV R4, #0
SWI OS_ReadLine32
BCS ESCAPE
MOV lr, pc ; construct lr for wallies to return to
SWI XOS_CLI
BVC CLILOP
SWI XOS_NewLine
BL PrintError
B CLILOP
LTORG
ESCAPE MOV R0, #&7E
SWI OS_Byte ; May yield error
[ International
SWI XOS_EnterOS ; GO into SVC mode to get some stack
SWI OS_NewLine
BLVC WriteS_Translated
= "Escape:Escape",10,13,0
ALIGN
WritePSRc 0, R0 ; Back to user mode.
|
SWI OS_WriteS
= 10,13, "Escape", 10,13, 0
ALIGN
]
B CLILOP
END