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reatta.mac
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TITLE REATTACH - MOVE A JOB TO A NEW CONSOLE -V2
SUBTTL DONALD LEWINE/PFC/DAL V2 - 26-MAY-71
;COPYRIGHT (C) 1971,1978,1979 BY
;DIGITAL EQUIPMENT CORPORATION, MAYNARD, MASS.
;
;
;THIS SOFTWARE IS FURNISHED UNDER A LICENSE AND MAY BE USED AND COPIED
;ONLY IN ACCORDANCE WITH THE TERMS OF SUCH LICENSE AND WITH THE
;INCLUSION OF THE ABOVE COPYRIGHT NOTICE. THIS SOFTWARE OR ANY OTHER
;COPIES THEREOF MAY NOT BE PROVIDED OR OTHERWISE MADE AVAILABLE TO ANY
;OTHER PERSON. NO TITLE TO AND OWNERSHIP OF THE SOFTWARE IS HEREBY
;TRANSFERRED.
;
;THE INFORMATION IN THIS SOFTWARE IS SUBJECT TO CHANGE WITHOUT NOTICE
;AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY DIGITAL EQUIPMENT
;CORPORATION.
;
;DIGITAL ASSUMES NO RESPONSIBILITY FOR THE USE OR RELIABILITY OF ITS
;SOFTWARE ON EQUIPMENT WHICH IS NOT SUPPLIED BY DIGITAL.
;HOW TO USE REATTACH:
; 1.TYPE REATTACH TTYNAME - THIS WILL MOVE YOUR JOB TO THE SPECIFIED
; TTY.
;
; EXAMPLE:
; .REATTACH TTY11
; -
; FROM JOB 17
; -----------
; .
; -
;
; ON TTY11 THE MESSAGE "NOW ATTACHED TO JOB 17" WILL BE PRINTED.
;
; 2. TYPE R REATTA - THEN ANSWER QUESTION ABOUT NEW TTY NAME
;
; EXAMPLE:
; .R REATTA
; -
; TYPE NEW TTY NAME: TTY11
; ------------------
; FROM JOB 17
; -----------
; .
; -
;
; ON TTY11 THE MESSAGE "NOW ATTACHED JOB 17" WILL BE PRINTED
;
;
; WARNING: MAKE SURE THE TTY TO WHICH YOU ARE ATTACHING YOUR JOB
; IS UP AND IN GOOD WORKING ORDER. IF YOU DO NOT MAKE THIS CHECK
; YOU MAY REATTACH TO A DOWN TTY AND HAVE YOUR JOB LOST.
;
VREATT==3
VWHO==0
VMINOR==0
VEDIT==3
LOC 137
BYTE (3)VWHO(9)VREATT(6)VMINOR(18)VEDIT
RELOC
;ACCUMULATOR ASSIGNMENTS
F=0 ;FLAG REGISTER
T1=1 ;TEMP
T2=2 ;TEMP
T3=3 ;TEMP
M=4 ;MESSAGE POINTER
JOB=5 ;JOB NUMBER
C=6 ;HOLDS A CHAR
TTY=7 ;TTY NAME OF TARGET IN SIXBIT
LINE=10 ;LINE NUMBER OF TARGET
P=17 ;PUSH DOWN POINTER
;DEVCHR BITS
ATTY==1B4 ;ATTACHED TTY
USRTTY==1B5 ;USER TTY
DEVAVL==1B12 ;DEVICE IS FREE
DEVTTY==1B14 ;DEVICE IS A TTY
;JOBSTS BITS
JACCT==1B5 ;THE PRIV BIT
;GETTABS
FSFPPN==XWD 2,16 ;THE PRIV PPN
STATES==XWD 17,11 ;VERSION OF MONITOR
PTYCNF==XWD 22,11 ;WHERE TO FIND THE CTY
JBTPRG==3 ;JOB NAMES
;FLAG BITS
FL.CMD==400000 ;CUSP STARTED BY COMMAND
FL.SKP==200000 ;SKIP LEADING SPACES
;UUOS
OPDEF JOBSTS [CALLI 61]
OPDEF ATTACH [CALLI 104]
;PRINT AN ERROR MESSAGE AND DIE
DEFINE PUNT (A)<
XLIST
JSP M,PUNT. ;;LOAD POINTER TO MESSAGE
ASCIZ \A\
LIST>
;PRINT AND ERROR MESSAGE AND RETRY
DEFINE PUNTR (A)<
XLIST
JSP M,PUNTR.
ASCIZ \A\
LIST>
REATTA: JFCL ;IN CASE OF CCL START
RESET ;CLEAR THE WORLD
MOVSI F,FL.SKP ;INITIAL FLAGS
MOVE P,PDP ;SET UP A PDL
MOVE T1,[STATES] ;STATES WORD
GETTAB T1, ;GET IT
JRST PUNT01 ;GETTAB FAILED
TLNN T1,(6B9) ;IS THIS 5.03 OR BETTER?
JRST PUNT02 ;NEED 5.3 OR LATER
SETO T1, ;MY JOB
CTLJOB T1, ;WHO IS MY MASTER
JRST PUNT03 ;CTLJOB UUO FAILED
JUMPL T1,NOTBAT ;JUMP IF I AM MY OWN MASTER
HRLI T1,(T1) ;PUT INDEX IN LEFT HALF
HRRI T1,JBTPRG ;JOB NAME TABLE
GETTAB T1, ;GO GET THE NAME
JRST PUNT04 ;GETTAB FAILED
CAME T1,[SIXBIT /BATCON/] ;SEE IF MP BATCH
CAMN T1,[SIXBIT /BATCH/] ; OR OLD BATCH
JRST PUNT05 ;DO NOT LET BATCH SUBJOB BEAT LOGIN
CAMN T1,[SIXBIT /OBATCH/] ;OTHER NAME FOR OBATCH
JRST PUNT05 ;CAN NOT RUN FROM HERE EITHER
NOTBAT: PJOB JOB, ;GET THE JOB NUMBER
MOVNI T1,(JOB) ;GET READY FOR JOBSTS
JOBSTS T1, ;GET MY JOB STATUS
JRST PUNT06 ;JOBSTS FAILED
TLNE T1,(JACCT) ;JACCT SET?
JRST PRIVJ ;YES--GO AN TRY NEXT TEST
GETPPN T1, ;GET MY PPN
JFCL ;IN CASE THE SILLY SKIP STILL LIVES
MOVE T2,[FSFPPN] ;FAILSAFE PPN [1,2]
GETTAB T2, ;GET THE WORD FORM MONITOR
JRST PUNT07 ;GETTAB FAILED
CAME T1,T2 ;GODLY?
JRST PUNT10 ;HE IS NOT U,I OR JACCT IS OFF
PRIVJ: MOVEI C,12 ;FLAG IN CASE NO RESCAN
RESCAN 1 ;RE-EAT LAST COMMAND
SKPINC ;ANYTHING TO DIGEST?
JRST ASK ;NO--MUST BE RUN UUO
MOVSI T1,770000 ;INITIAL MASK
MOVE T2,[POINT 6,T3] ;POINT TO RESULT
SETZ T3, ;CLEAR OUT THE RESULT
LOOP: PUSHJ P,TYI ;GET A SIXBIT CHR
JRST CHK ;NON ALPHEAMERIC
TLNN T2,770000 ;ANY ROOM?
JRST LOOP ;NO--GO BACK AND EAT MORE
IDPB C,T2 ;YES--STORE
ASH T1,-6 ;SHIFT THE MASK
JRST LOOP ;GO EAT MORE
CHK: ADDI C,40 ;ALLOW FOR SIXBIT INPUT
TLNE T2,770000 ;WAS WHOLE WORD FILLED?
LSH T1,6 ;COMPENSATE FOR MOVSI
TLNN T1,(77B11) ;MUST BE AT LEAST TWO CHARS
JRST ASK ;NOT ENOUGH--SKIP ONWARDS
AND T1,[SIXBIT .REATTA.] ;NAME OF THIS CUSP
CAMN T1,T3 ;MATCH?
TLOA F,FL.CMD ;YES--FLAG AS BEING A COMMAND
JRST ASK ;NO--GO ASK FOR ARGUMENT
JRST GETARG ;GO GET THE ARGUMENT
ASK: PUSHJ P,SUCK ;KILL REST OF LINE
OUTSTR [ASCIZ /NEW TTY NAME: /]
GETARG: TLO F,FL.SKP ;IGNORE LEADING BLANKS
MOVE T1,[POINT 6,TTY] ;RESULT
SETZ TTY, ;CLEAR NAME OF TTY
LOOP1: PUSHJ P,TYI ;READ A CHAR
JRST TRYUUO ;DONE
TLNN T1,770000 ;ROOM?
JRST LOOP1 ;NO--PUT IN GARBAGE
IDPB C,T1 ;YES--STORE IN TTY
JRST LOOP1 ;;LOOP FOR MORE
TRYUUO: ADDI C,40 ;ALLOW FOR SIXBIT INPUT
PUSHJ P,SUCK ;KILL REST OF LINE
JUMPE TTY,ASK ;GO ASK AGAIN IF NULL TTY
JUMPL TTY,TRYIT ;IF SIXBIT NAME, TRY IT
MOVSS TTY ;ELSE, MUST BE NUMBER
HRLI TTY,'TTY' ; SO CHANGE TO NAME
TRYIT: MOVE T1,TTY ;COPY TTY NAME
DEVCHR T1,200000 ;GET PHYSICAL ONLY CHARS
TLNN T1,(DEVTTY) ;CONSOLE?
JRST PUNT11 ;NOT A TTY
TLNE T1,(DEVAVL) ;IS THE TTY FREE
JRST GRABIT ;YES--GO INIT IT
TLNN T1,(USRTTY!ATTY);SOME ONE ATTACHED
JRST PUNT12 ;INITED BY SOME OTHER JOB
PUNTR <TTY ALREADY ATTACHED TO A JOB>
;INIT THE TTY SO NO ONE ELSE CAN REATTACH
GRABIT: MOVSI C,400000 ;PHYSICAL ONLY
SETZ LINE, ;NO BUFFERS
OPEN C ;TRY TO INIT
JRST PUNT13 ;CAN NOT INIT (TIMING PROBLEM)
CAMN TTY,[SIXBIT .TTY .] ;DON'T ALLOW TTY TO WIN
GETLIN TTY, ;WANTS TO ATTACH TO HIS OWN LINE (?)
MOVE T1,TTY ;COPY TTY NAME
CAMN T1,[SIXBIT /CTY /] ;IS THIS THE CTY?
JRST DOCTY ;YES--GO COMPUTE ANOTHER WAY
MOVE T2,[POINT 6,TTY,17]
CONV: TLNN T2,770000 ;ROOM?
JRST LINSET ;NO--MUST BE DONE
ILDB C,T2 ;GET A DIGIT
JUMPE C,LINSET ;DONE IF BLANK
LSH LINE,3 ;MAKE ROOM
ADDI LINE,-20(C) ;ADD IN DIGIT
JRST CONV ;CONVERT ANOTER DIGIT
DOCTY: MOVE T1,[PTYCNF] ;GET PTY OFFSET
GETTAB T1, ;FROM THE MONITOR
JRST PUNT14 ;GETTAB FAILED
HLRZ LINE,T1 ;GET NUMBER OF FIRST PTY
SOS LINE ;LESS ONE IS CTY
LINSET:;MOVSI T1,LINTAB ;ADDRESS OF LINTAB
; HRR T1,LINE ;LINE NUMBER
; GETTAB T1, ;GET LINTAB ENTRY
; PUNT <CAN NOT GETTAB INTO LINTAB>
; TLNE T1,TTVSLV ;SLAVE?
; PUNTR <CAN NOT REATTACH TO A SLAVE LINE>
;THIS IS NOT EXACTLY RIGHT SINCE ATTACH UUO MAY STILL FAIL
; BUT THAT IS NOT LIKELY AND THIS SAVES THE BOTHER OF BUFFERED
; I/O TO THE OLD TTY
OUTSTR [ASCIZ /FROM JOB /]
MOVE T3,JOB ;SAVE JOB AROUND PJOBN
PUSHJ P,PJOBN ;PRINT THE JOB NUMBER
MOVE JOB,T3 ;SAVE JOB AROUND PJOBN
OUTSTR [ASCIZ /
./]
HRL T1,LINE ;LINE IN LEFT
HRR T1,JOB ;JOB IN RIGHT HALF
TLO T1,200000 ;SET TO USER MODE
ATTACH T1, ;DO THE ATTACH
JRST PUNT15 ;ATTACH UUO FAILED
;I AM NOW ON NEW TTY
OUTSTR [ASCIZ /NOW ATTACHED TO JOB /]
PUSHJ P,PJOBN ;PRINT JOB NUMBER
OUTSTR [ASCIZ /
/]
EXIT 1, ;DONE
JRST REATTACH ;TRY AGAIN -- JACCT IS OFF HOWEVER
;SUBROUTINE TO READ 1 SIXBIT CHAR
;CALL WITH:
; PUSHJ P,TYI
; RETURN HERE IF NOT A-Z OR 0-9
; RETURN HERE WITH CHAR IN C
;
TYI: INCHWL C ;READ A CHAR
JUMPE C,TYI ;IGNORE NULLS
CAIN C,3 ;CONTROL C
JRST CTLC ;YES--EXIT
CAIE C," " ;BLANK
JRST TESTC ;NO--GO SEE IF KOSHER
TLNE F,FL.SKP ;IGNORE BLANKS
JRST TYI ;YES--DO SO
MOVEI C,0 ;CLEAR CHARACTER
POPJ P, ;NO--ERROR RETURN
TESTC: TLZ F,FL.SKP ;SOMETHING SEEN
MOVEI C,-40(C) ;CONVERT TO SIXBIT
CAIL C,'0' ;TRIED AND TRUE TEST
CAILE C,'Z'
POPJ P,
CAILE C,'9'
CAIL C,'A'
CPOPJ1: AOS (P)
POPJ P,
;HERE ON CONTROL C
CTLC: RESET
EXIT 1,
JRST .-1
;SUBROUTINE TO SUCK UP REST OF LINE IF ANY
;CALL WITH:
; MOVEI C,CHARACTER
; PUSHJ P,SUCK
; RETURNS WITH C=END OF LINE CHARACTER
;STOPS AT FIRST BREAK CHARACTER
SUCK: MOVSI T1,-SUCKTL ;SET LOOP LIMIT
CAME C,SUCKT(T1) ;SEE IF CHARACTER MATCHES
AOBJN T1,.-1 ;LOOP UNTIL ALL CHECKED
SKIPL T1 ;SEE IF IT MATCHED?
INCHRS C ;NO--GET ANOTHER CHAR IF WE CAN
POPJ P, ;DONE--RETURN
JRST SUCK ;LOOP FOR NEXT CHARACTER
SUCKT: EXP 3,7,12,13,14,17,25,32,33,175,176,177
SUCKTL==.-SUCKT
;SUBROUTINES TO BOMB OUT WITH A MESSAGE
;CALL WITH:
; MOVEI M,MESSAGE
; JRST PUNT. ;UNCONDITIONAL FAILURE
; -OR-
; JRST PUNTR. ;BOMB IF COMMAND ELSE REASK
;
PUNT.: OUTSTR [ASCIZ /? /]
OUTSTR (M)
OUTSTR [ASCIZ /
/]
RESET
EXIT 1,
PUNTR.: OUTSTR [ASCIZ /? /]
OUTSTR (M)
OUTSTR [ASCIZ /
/]
CLRBFI ;CLEAR ANY JUNK
TLNN F,FL.CMD
JRST ASK
RESET
EXIT 1,
;SOME OF THE WAYS WE CAN BOMB OUT
PUNT01: PUNT <GETTAB ON THE STATES WORD FAILED>
PUNT02: PUNT <NEED 5.03 OR LATER FOR REATTACH COMMAND>
PUNT03: PUNT <CTLJOB UUO FAILED>
PUNT04: PUNT <GETTAB ON JBTPRG FAILED>
PUNT05: PUNT <CAN NOT REATTACH FROM A BATCH SUBJOB>
PUNT06: PUNT <JOBSTS UUO FAILED>
PUNT07: PUNT <GETTAB ON FSFPPN FAILED>
PUNT10: PUNT <YOU DON'T HAVE PRIVS TO REATTACH YOUR JOB>
PUNT11: PUNTR <NOT A TTY> ;NO--BOMB
PUNT12: PUNTR <TTY IN USE>
PUNT13: PUNTR <CAN NOT INIT THAT TTY>
PUNT14: PUNT <CAN NOT GETTAB PTYCNF>
PUNT15: PUNT <ATTACH UUO FAILED!!>
;YEA OLD DECMAL OUTPUT ROUTINE
PJOBN: IDIVI JOB,12
HRLM C,(P)
SKIPE JOB
PUSHJ P,PJOBN
HLRZ C,(P)
MOVEI C,60(C)
OUTCHR C
POPJ P,
PDP: IOWD 10,PDL
PDL: BLOCK 10
END REATTA