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PDP-10 Archives
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BB-M081G-SM
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exec/exec2.mac
There are 47 other files named exec2.mac in the archive. Click here to see a list.
;Edit 989 to EXEC2.MAC by TSANG on Wed 14-Dec-83
; Allow wildcard defined in HLP: for HLEP command and only display
;; the first file content.
;Edit 965 to EXEC2.MAC by JCAMPBELL on Tue 5-Jul-83
; make PRINT and COPY understand FB%FOR for
;; FORTRAN carriage control
;EDIT 943 - Add FB%FOR to .FBCTL bits to copy
;EDIT 943 - Modify EDIT 743.
; UPD ID= 131, FARK:<5-WORKING-SOURCES.EXEC>EXEC2.MAC.11, 28-Oct-82 13:58:20 by TSANG
;EDIT 928 - Supercede EDIT #927.
; UPD ID= 129, FARK:<5-WORKING-SOURCES.EXEC>EXEC2.MAC.10, 28-Oct-82 12:08:00 by TSANG
;Edit 927 - Modify EDIT #901 and 920.
; UPD ID= 114, FARK:<5-WORKING-SOURCES.EXEC>EXEC2.MAC.9, 14-Oct-82 09:44:57 by TSANG
;Edit 920 - Additional to Edit 901 to prevent APPEND or COPY command to use the patch.
; UPD ID= 111, FARK:<5-WORKING-SOURCES.EXEC>EXEC2.MAC.8, 8-Oct-82 15:59:52 by TSANG
;Edit 918 - Copy an IBM standard labelled EBCDIC tape file to disk, the resultant file is illegible.
; UPD ID= 90, FARK:<5-WORKING-SOURCES.EXEC>EXEC2.MAC.7, 8-Sep-82 15:32:46 by TSANG
;Edit 901 - Guaranty to output a CR/LF at end of a file when using TYPE command
; UPD ID= 85, FARK:<5-WORKING-SOURCES.EXEC>EXEC2.MAC.6, 23-Aug-82 09:01:36 by TSANG
;Edit 748 - Remove edit 742 temporary.
; UPD ID= 75, FARK:<5-WORKING-SOURCES.EXEC>EXEC2.MAC.5, 5-Aug-82 16:12:07 by TSANG
;Edit 743 - create a warning message instead of a error message
; UPD ID= 74, FARK:<5-WORKING-SOURCES.EXEC>EXEC2.MAC.4, 30-Jul-82 10:46:50 by TSANG
;Edit 742 - force to output a CR/LF before reissuing prompt
; UPD ID= 62, FARK:<5-WORKING-SOURCES.EXEC>EXEC2.MAC.3, 2-Jun-82 14:07:56 by KROSENBLUH
;Edit 738 - get system-wide logical SYSTEM: for writing SYSJOB.COMMANDS
; UPD ID= 34, FARK:<4-1-WORKING-SOURCES.EXEC>EXEC2.MAC.2, 29-Apr-82 13:34:50 by KROSENBLUH
;REINSERT EDIT 587 [727]
; UPD ID= 131, SNARK:<5.EXEC>EXEC2.MAC.8, 13-Jan-82 16:15:37 by TILLSON
;TCO 5.1671 Copy user settable word
; UPD ID= 120, SNARK:<5.EXEC>EXECIN.MAC.21, 28-Dec-81 11:14:01 by CHALL
;TCO 5.1644 - UPDATE COPYRIGHT NOTICE
; UPD ID= 33, SNARK:<5.EXEC>EXEC2.MAC.5, 14-Aug-81 19:12:18 by CHALL
;TCO 5.1454 CHANGE NAME FROM XDEF TO EXECDE
; UPD ID= 1816, SNARK:<5.EXEC>EXEC2.MAC.4, 16-Apr-81 18:20:36 by TILLSON
;TCO 5.1286 - Pass LBLSKP a JFN, not a device type
; UPD ID= 1808, SNARK:<5.EXEC>EXEC2.MAC.3, 15-Apr-81 11:12:56 by TILLSON
;TCO 5.1282 - Stop 512-page COPY from going long
; UPD ID= 1725, SNARK:<5.EXEC>EXEC2.MAC.2, 17-Mar-81 13:14:38 by SCHMITT
;TCO 5.1274 - Fix COPY from labelled EBCDIC tapes to use bytesize 7
;REMOVE MFRK CONDITIONALS
; UPD ID= 1190, SNARK:<5.EXEC>EXEC2.MAC.6, 23-Oct-80 14:08:40 by TILLSON
;tco 5.1178 - Fix COPY from labelled ANSI-ASCII tapes to use bytesize 7
; UPD ID= 803, SNARK:<5.EXEC>EXEC2.MAC.5, 28-Jul-80 09:53:36 by OSMAN
;tco 5.1113 - Don't type [OK] until after CLOSF
; UPD ID= 532, SNARK:<5.EXEC>EXEC2.MAC.4, 20-May-80 14:55:27 by MURPHY
;CHANGE SOME XTND TO NEWF OR MFRK
; UPD ID= 490, SNARK:<4.1.EXEC>EXEC2.MAC.6, 29-Apr-80 16:20:51 by TOMCZAK
;TCO 4.1.1152 - Add ERJMP after XCT in COPNCR, change SKIPE to JUMPE
;more 4.1.1099 - Handle files with page 777777
; UPD ID= 303, SNARK:<4.1.EXEC>EXEC2.MAC.2, 5-Mar-80 11:24:23 by OSMAN
;tco 4.1.1099 - Fix COPY to not go forever on files exactly one section long
;<4.EXEC>EXEC2.MAC.76, 8-Oct-79 15:32:41, EDIT BY OSMAN
;tco 4.2518 - Remove LIST
;<4.EXEC>EXEC2.MAC.75, 14-Sep-79 16:00:14, EDIT BY TOMCZAK
;TCO 4.2470 - Checking for nonexistent sections in long files at PREFLT
;TCO 4.2448 - Remove ERJMPs, so DATPSI can do its fancy analysis
;<4.EXEC>EXEC2.MAC.73, 6-Sep-79 11:08:51, Edit by HESS
; Fix DETACH (AND) CONTINUE (XTND only)
;<HESS.TEMP.E>EXEC2.MAC.2, 27-Jul-79 12:36:31, Edit by HESS
; Add extended features
;<4.EXEC>EXEC2.MAC.71, 10-Aug-79 15:12:28, EDIT BY OSMAN
;USE TYPFLS IN TYPE COMMAND
;<4.EXEC>EXEC2.MAC.69, 19-Jul-79 08:32:11, EDIT BY OSMAN
;tco 4.2335 - Use SYSTEM: instead of PS:[SYSTEM] in ^ESPEAK
;<4.EXEC>EXEC2.MAC.68, 21-Jun-79 13:34:46, EDIT BY OSMAN
;REMOVE EXTRANEOUS RLJFNS REF
;<4.EXEC>EXEC2.MAC.67, 19-Jun-79 14:19:35, EDIT BY OSMAN
;tco 4.2295 - fix BYTE-SIZE (TXO was wrong)
;<4.EXEC>EXEC2.MAC.66, 4-Jun-79 09:39:47, EDIT BY OSMAN
;CORRECTLY POSITION THE "MOVE D,DESTYP"
;<4.EXEC>EXEC2.MAC.59, 29-May-79 16:05:11, EDIT BY OSMAN
;WHEN WRITING IN ASCII TO STANDARD TAPE, PUT ONE TEXT LINE PER RECORD
;<4.EXEC>EXEC2.MAC.54, 2-May-79 10:24:33, EDIT BY OSMAN
;GET RID OF REFERENCES TO CJFN1 AND CJFN2
;<4.EXEC>EXEC2.MAC.53, 12-Mar-79 17:49:03, EDIT BY KONEN
;UPDATE COPYRIGHT FOR RELEASE 4
;<4.EXEC>EXEC2.MAC.52, 2-Feb-79 15:33:27, EDIT BY HEMPHILL
;TCO 4.2183 -- MAKE "BYTE" SUBCOMMAND VISIBLE
;<4.EXEC>EXEC2.MAC.48, 15-Sep-78 22:58:51, EDIT BY OSMAN
;REMOVE ALL REFS TO CSBUFP
;<4.EXEC>EXEC2.MAC.47, 14-Sep-78 11:57:45, EDIT BY OSMAN
;ONLY SEARCH XDEF, TTITLE NOW SEARCHES ALL ELSE
;<4.EXEC>EXEC2.MAC.45, 12-Aug-78 16:33:46, EDIT BY OSMAN
;TCO 4.1982 DON'T BOMB OUT ENTIRE COPY IF OPENF FAILS ON INPUT FILE
;<4.EXEC>EXEC2.MAC.43, 12-Aug-78 16:14:58, EDIT BY OSMAN
;CHANGE OPNERR TO RETURN AFTER PRINTING ERROR.
;<4.EXEC>EXEC2.MAC.30, 12-Aug-78 13:19:01, EDIT BY OSMAN
;TCO 4.1981 - PUT IN FASTER DISK-TO-DISK COPY
;<4.EXEC>EXEC2.MAC.24, 10-Aug-78 08:41:35, EDIT BY OSMAN
;<4.EXEC>EXEC2.MAC.23, 9-Aug-78 17:10:35, EDIT BY OSMAN
;TCO 1976 - DON'T ADVERTISE NONX SUBCOMMANDS IN TYPE COMMAND
;<4.EXEC>EXEC2.MAC.20, 18-Jul-78 17:03:03, EDIT BY OSMAN
;REMOVE ALL LIST COMMAND SUBCOMMANDS (THE COMMAND WILL BE REMOVED TOO
;WHEN /DISP:RENAME IS ADDED TO PRINT)
;<4.EXEC>EXEC2.MAC.12, 13-Jul-78 14:26:39, EDIT BY OSMAN
;MAKE POJFLG BE LOCAL
;<4.EXEC>EXEC2.MAC.11, 11-Jul-78 14:40:56, EDIT BY OSMAN
;MAKE TADBLK BE LOCAL
;<4.EXEC>EXEC2.MAC.9, 11-Jul-78 10:37:07, EDIT BY OSMAN
;MAKE PREPAG BE LOCAL VARIABLE
;<4.EXEC>EXEC2.MAC.8, 10-Jul-78 20:58:58, EDIT BY OSMAN
;MAKE TTY COPY USE LOCAL STORAGE, AND RENAME FROM TEXTIB TO TTBLK
;<4.EXEC>EXEC2.MAC.6, 28-Jun-78 16:20:06, EDIT BY OSMAN
;PUT ALL LIST COM VARIABLES IN TRVAR
;<4.EXEC>EXEC2.MAC.5, 26-Jun-78 11:14:39, EDIT BY OSMAN
;CHANGE "LIST"'S USE OF P6 TO CCOUNT TO FREE UP P6 FOR TRVAR
;(P.S. LET'S THROW OUT LIST COMPLETELY! [MAYBE SOMEONE WOULD YELL])
;<4.EXEC>EXEC2.MAC.4, 23-Jun-78 21:06:01, EDIT BY OSMAN
;REMOVE ASCII1, LSTH2D (UNREFERENCED SYMS)
;<4.EXEC>EXEC2.MAC.3, 9-Jun-78 18:04:37, EDIT BY OSMAN
;CHANGE CALLS TO FIELD TO FLDSKP
;<4.EXEC>EXEC2.MAC.2, 31-Jan-78 16:23:37, Edit by PORCHER
;<4.EXEC>EXEC2.MAC.1, 9-Jan-78 16:55:32, EDIT BY HELLIWELL
;FIX IMAGE SUBCOMMAND AND MAKE IMAGE MODE TO/FROM PAPER TAPE
;USE LEAST SIGNIFICANT 8 BITS OF EACH 36 BIT WORD.
;TOPS20 'EXECUTIVE' COMMAND LANGUAGE
;THIS SOFTWARE IS FURNISHED UNDER A LICENSE AND MAY ONLY BE USED
; OR COPIED IN ACCORDANCE WITH THE TERMS OF SUCH LICENSE.
;
;COPYRIGHT (C) 1980,1981,1982 BY DIGITAL EQUIPMENT CORPORATION, MAYNARD, MASS.
SEARCH EXECDE
TTITLE EXEC2
;THIS FILE CONTAINS CODE TO EXECUTE SOME OF THE LONGER COMMANDS:
; COPY/APPEND
; TYPE
; REDIRECT/DETACH
;TYPE. CAUSE SOURCE FILE(S) TO BE COPIED TO TTY.
;SETUP ARGS AND JOIN COPY.
.TYPE:: MOVEI Q1,CP%TYP ;IDENTIFY
TYPE1:: MOVE A,COJFN ;USE COMMAND OUTPUT JFN
MOVEM A,OUTDSG
TLO Z,F1 ;SIGNAL THAT THIS IS A COPY COMMAND
CAIE Q1,CP%HEL ;NO NOISE IF ENTERING FROM HELP COMMAND
NOISE (FILE)
SETZ Q2,
TLZ Z,F2 ;NOT APPEND
CAIE Q1,CP%HEL ;WE'VE ALREADY GOT JFN IF COMING FROM "HELP" COMMAND
CALL TYPFLS ;GET LIST OF FILESPECS
SETZM TYPGRP ;DON'T PRINT NAME UNLESS GROUPF ON
SETZM MCOJFN ;SAY NOT MULTI FILE OUTPUT
SETOM TYPING ; SAY TYPING ON TERMINAL
JRST COP1A ;GO JOIN COPY
;COPY COMMAND: COPY <FILE GROUP> (TO) <FILE>
;AND
;APPEND COMMAND: APPEND <FILE GROUP> TO <FILE>
;TAKE SUBCOMMANDS.
;MODE SUBCOMMAND -- LEGAL FOR-- MODE-BYTESIZE USED--
;ASCII ANY DEVICES 1-7 WHERE LEGAL, ELSE 0-7
;IMAGE ONE DEVICE MUST ACCEPT 10-8 WHERE LEGAL, ELSE 0-8
; MODE 10, OTHER MUST
; NOT BE LPT:.
;IMAGE BINARY NEITHER DEVICE CAN 13-36 WHERE LEGAL, ELSE 0-36
; BE TTY: OR LPT:
;BINARY NEITHER DEVICE CAN 14-36 WHERE LEGAL, ELSE 0-36
; BE TTY: OR LPT:.
;ASCII PARITY PAPER TAPE SOURCE SEE ASCII NOT IMPLEMENTED
;DUMP NON-DIRECTORY DTA OR MTA NOT IMPLEMENTED
;FLAGS IN LH Z
;F1 ON FOR PAGES COPY, OTHERWISE OFF
;F2 ON FOR APPEND, OFF FOR COPY
;F3 ON IF OUTFILE WAS ALREADY OPEN (GROUP SOURCE CASE)
;F4 ON IF NOT DISK TO DISK XFER
;FLAGS IN RH Z
;BITS FOR MODES SPECIFIED BY SUBCOMMANDS
; B35-N ON FOR MODE N, AS IN DVCHR WORD. THAT IS:
NRMF==1 ;1 NORMAL - SET IF BYTE SIZE SPECIFIED
ASCF==2 ;2 ASCII
;400 IMAGE
;4000 IMAGE BINARY
;10000 BINARY
;100000 DUMP
;AC USE
;P1 -1 OR BYTE SIZE AND MODE OF PREVIOUS COPY IN GROUP TO SAME DEST
;P2 - # BYTES PER PAGE WHEN COPYING BY BYTES
;P3 BYTE # OF EOF OF DISK SOURCE, # BYTES COPIED TO DSK DEST
;Q1, Q2 SEE 2 PAGES HENCE
;A, B, AND Q3 ALSO USED LOCALLY
;SPEAK COMMAND = COPY (FILE) TTY: (TO) SYSTEM:SYSJOB.COMMANDS
.SPEAK::NOISE <TO SYSJOB>
CONFIRM
SETZM MCOJFN ;SETUP SOME THINGS FOR COPY CODE
SETZM TYPGRP
HRROI B,[ASCIZ /SYSTEM:SYSJOB.COMMANDS/]
;**;[738] Change 1 line at .SPEAK:+5L KR 2-JUN-82
CALL TRYGTS ;[738]GET OUTPUT JFN
ERROR < Can't get JFN on SYSTEM:SYSJOB.COMMANDS>
MOVEM A,OUTDSG
HRROI B,[ASCIZ /TTY:/]
CALL TRYGTJ ;INPUT FROM TTY
ERROR <Can't get JFN on TTY:>
HRRZ A,JBUFP ;GET POINTER TO JFN JUST STACKED
MOVEM A,INIFH1 ;MAKE SINGLE JFN IN LIST
MOVEM A,INIFH2
TYPE < [Please type SYSJOB commands - end with ^Z]
>
MOVEI Q1,CP%SPE ;IDENTIFY COMMAND
CALL COP1A ;GO PERFORM COPY
MOVEI A,0 ;SET TO WAKE JOB 0
TWAKE ;...
ERJMP CJERRE ;JSYS LOSAGE
RET ;RETURN
;COPY/APPEND
.COPY:: SETOM TYPGRP ;TYPE ALL FILES
NOISE <FROM>
TLZ Z,F2!F1 ;NOT APPEND, AND NOT TYPE
CALL .INFG ;GET INPUT FILE GROUP DESCRIPTOR
;ALLOWS *'S, AND COMMAS IF THEY ARE
;IMMEDIATE FILE NAME TERMINATOR.
NOISE <TO>
CALL MFOUT ;MULTI FILE OUTPUT TERM
SETOM TYPING ; MAYBE TYPING
MOVEI Q1,CP%COP ;IDENTIFY FLAVOR
JRST COP1A
.APPEN::SETOM TYPGRP ;TYPE ALL FILES
NOISE <SOURCE FILE>
TLO Z,F2 ;SAY APPEND, NOT COPY
CALL .INFG ;GET INPUT FILE GROUP DESCRIPTOR
;ALLOWS *'S, AND COMMAS IF THEY ARE
;IMMEDIATE FILE NAME TERMINATOR.
NOISE <TO>
MOVSI A,-1 ;NO DEFAULTS FOR OUTPUT
MOVEI B,(GJ%MSG) ;PRINT NEW FILE, ETC.
CALL SPECFN
JRST CERR
MOVEM A,OUTDSG
HRRZ A,OUTDSG
DVCHR
LDB D,[POINT 9,B,17]
;NO OTHER DEVICES WORK 12/3/70
CAIE D,.DVNUL ;DEVICE NULL IS OK
JUMPN D,[ERROR <Destination file must be on disk>]
SETZM MCOJFN ;SAY NOT MULTI FILE OUTPUT
MOVEI Q1,CP%APP ;SAY IT'S AN APPEND COMMAND
COP1A: TRVAR <CERRF,<CFBUF,EXTSIZ>,POJFLG,<TADBLK,TADLEN>,<TTBLK,10>,SAVPN,SRCTYP,DESTYP,PREPAG,SCRF>
CAIE Q1,CP%APP ;APPEND?
CAIN Q1,CP%COP ;OR COPY?
CAIA ;YES
JRST COPFL ;NO, CONFIRMATION DONE
CALL SPRTR ;ANALYZE TERMINATOR, READING MORE IF NEC.
SUBCOM $COPY ;READ SUBCOMMANDS
COPFL: SETO P1, ;SAY NO PREVIOUS COPY IN GROUP
MOVE A,JBUFP
MOVEM A,.JBUFP ;SAVE ALL JFNS SO FAR
;TOP OF LOOP OVER INPUT FILE NAMES
COPFLN: CALL RLJFNS ;RELEASE ANY TEMPORARY JFNS
IORM A,CERRF ;ACCUMULATE ERRORS DURING THIS FILE
CALL CTPOK ;TYPE OK IF APPROPRIATE
SETZM CERRF ;NO ERROR YET
TLZ Z,F4 ;OK SO FAR
CALL NXFILE ;CHECK FOR NON-EX FILE TERM
JRST [ SKIPE INIFH1 ;ALL TERMS DONE?
JRST COPFLN ;NO, NEXT
JRST COPFLE] ;YES, DONE
CALL TYPIF ;TYPE INPUT FILE NAME IF PROCESSING GROUP
;WHEN OUTPUT FILE GROUP DESCRIPTORS IMPLEMENTED, DETERMINE HERE
;THE DESTINATION, AND SETO P1, UNLESS THE SAME AS BEFORE.
CALL MFSET ;SETUP JFN FOR MULTI FILE COPY
JRST MCOERR ;ERROR DETECTED, MESSAGE ALREADY PRINTED
SETZM POJFLG ;ASSUME NOT OUTPUTTING TO PRIMARY JFN
MOVE A,OUTDSG
CAMN A,COJFN ;QUICK CHECK HERE
JRST ISPOJ ;WIN
DVCHR
LDB D,[POINT 9,B,17]
HLL D,C
MOVE A,COJFN
DVCHR
LDB B,[POINT 9,B,17]
HLL B,C
CAMN B,D ;SAME DEVICE?
ISPOJ: SETOM POJFLG ;YES, OUTPUTTING TO PRIMARY JFN
;COPY/APPEND...
;CHOOSE MODE AND BYTE SIZE FOR COPY/APPEND AS A FUNCTION OF
;DEVICES AND SUBCOMMANDS GIVEN.
;AC USE
; RH Q1: BYTE(6) READ MODE,WRITE MODE,BYTE SIZE
; Q2: DISC SOURCE BYTE SIZE
;SET UP Q1 PER SUBCOMMAND, IGNORING FOR THE MOMENT WHETHER MODE
; IS LEGAL FOR DEVICES.
TRNN Z,1 ;BYTE SIZE GIVEN MEANS MODE 0
SETZ Q1, ;FOR NO SUBCOMMAND, BYTE SIZE IS DEFAULTED LATER
TXNE Z,ASCF
MOVEI Q1,010107
TRNE Z,400
MOVEI Q1,101044
TRNE Z,4000
MOVEI Q1,131344
TRNE Z,10000
MOVEI Q1,141444
;COPY/APPEND...
;DETERMINING MODE-BYTESIZE...
;FOR EACH FILE, DO A "DVCHR" TO GET TYPE NUMBER AND TO SEE IF MODE
; IS LEGAL FOR DEVICE. CHANGE MODE TO 0 IF NOT LEGAL.
;DESTINATION
HRRZ A,OUTDSG
DVCHR
TXNN B,DV%OUT
ERROR <%1H: Can't do output>
LDB D,[POINTR B,DV%TYP]
MOVEM D,DESTYP ;REMEMBER DEVICE TYPE
CAIE D,.DVDSK ;IS IT A DISK?
TLO Z,F4 ;NO - SET FLAG
TRZ B,.DVDES
TRNN Z,(B) ;SKIP IF MODE SUBCOM GIVEN & OK FOR THIS DEVICE
JRST [ TRZ Q1,007700 ;WRITE IN MODE 0
TRNN B,DV%M0 ;CAN DEVICE USE MODE 0 ?
ERROR <%1H: Can't do normal mode output>
JRST .+1]
;SOURCE
HRRZ A,@INIFH1
DVCHR
TXNN B,DV%IN
ERROR <%1H: Can't do input>
LDB C,[POINTR B,DV%TYP]
MOVEM C,SRCTYP ;REMEMBER DEVICE TYPE
CAIE C,.DVDSK ;OUTPUT A DISK?
TLO Z,F4 ;NO - SET FLAG
CAIN C,.DVTTY ;INPUT A TERMINAL?
SETOM POJFLG ;YES - SET FLAG
TRZ B,.DVDES
TRNN Z,(B) ;SUBCOMMAND GIVEN & OK ?
JRST [ TRZ Q1,770000 ;READ IN MODE 0
TRNN B,DV%M0 ;CAN DEVICE USE MODE 0?
ERROR <%1H: Can't do normal mode input>
JRST .+1]
;ALSO FOR DISK SOURCE GET BYTE SIZE IN Q2
JUMPN C,COP2A
HRRZ A,@INIFH1
MOVE B,[XWD 1,.FBBYV] ;BYTE SIZE IN B6-11
MOVEI C,Q2
CALL $GTFDB ;DO GTFDB, NO SKIP ON NO ACCESS
ERROR <Access to source not allowed>
LDB Q2,[POINTR Q2,FB%BSZ]
COP2A:
;COPY/APPEND...
;DETERMINING MODE-BYTESIZE...
;IF MODE SUBCOMMAND IS ACCEPTABLE TO ONE DEVICE,
;IT IS ACCEPTED AND MODE 0 USED FOR OTHER DEVICE, PROVIDED OTHER
; DEVICE WILL ACCEPT THE BYTE SIZE (ONLY TTY AND LPT ARE RESTRICTED).
;IF MODE IS ACCEPTABLE TO NEITHER, ACTION DEPENDS ON SUBCOMMAND;
; IF UNACCEPTABLE A WARNING MESSAGE IS TYPED AND DEFAULT EXECUTION
; PROCEEDS, SO THAT A WHOLE GROUP COPY DOESN'T GET ABORTED.
TRNN Z,177777 ;ANY MODE SUBCOMMANDS GIVEN?
JRST COPDEF ;NO, GO DEFAULT MODE AND BYTE SIZE
TXNN Z,NRMF ;MODE 0 REQUESTED, OR
TRNE Q1,777700 ;EITHER MODE NON-0?
JRST COP3 ;YES, SUBCOMMAND ACCEPTABLE TO ONE DEVICE
;SUBCOMMAND-DEPENDENT ACTION FOR SBCMD WHOSE MODE IS LEGAL FOR
;NEITHER SOURCE NOR DESTINATION DEVICE
TXNE Z,ASCF
JRST [ MOVEI Q1,7 ;ASCII ALWAYS LEGAL, USE 0-7.
JRST COP3]
TRNN Z,4000 ;TREAT "IMAGE BINARY" AS "BINARY"
TRNE Z,10000
JRST [ MOVEI Q1,44 ;"BINARY", USE 0-36, LEGAL EXCEPT FOR
JRST COP3] ;TTY OR LPT, DETECTED AT COP3.
;ONLY IMAGE GETS THRU TO HERE
JRST COPDF1 ;GO TYPE MESSAGE AND DEFAULT
;IMAGE IS NOT INTERPRETED FOR DEVICES OTHER THAN PAPER
;TAPE BECAUSE ITS BYTE SIZE WILL PRESUMABLY BE
;DIFFERENT WHEN IT IS DEFINED FOR OTHER DEVICES.
;IF HERE, ALL SET EXCEPT SUBCOMMAND MAY HAVE SPECIFIED A BYTE SIZE
;ILLEGAL FOR DEVICE. CHECK FOR THAT.
COP3: LDB B,[POINT 6,Q1,35] ;CHOSEN BYTE SIZE
MOVE C,SRCTYP
CAIE C,12
MOVEM D,DESTYP ;GET DEVICE TYPE OF DESTINATION
CAIN D,12
JRST [ CAIE B,7 ;TTY TAKES 7 OR 8 ONLY
CAIN B,10
JRST .+1
JRST COPDF1] ;TYPE MESSAGE AND DEFAULT
CAIN D,7 ;LPT TAKES 7 ONLY
CAIN B,7
JRST COP4 ;ALL IS OK
;JRST COPDF1
;COPY/APPEND...
;DETERMINING MODE-BYTESIZE... DEFAULT CASE...
;NO ACCEPTABLE SUBCOMMAND GIVEN.
;DEFAULT MODE AND BYTE SIZE AS A FUNCTION OF DEVICES USED.
;MODE ALWAYS 0 AT PRESENT.
COPDF1: TYPE < [Illegal mode subcommand being ignored]
>
COPDEF: JUMPN D,.+3
SKIPN SRCTYP
;DISK TO DISK USES SOURCE BYTE SIZE
SKIPA Q1,Q2 ;DISK SOURCE BYTE SIZE IS IN Q2
;MOST OTHER CASES USE 0-36
MOVEI Q1,^D36
;IF TTY: OR LPT: INVOLVED, USE 0-7
MOVE C,SRCTYP
CAIN C,.DVCDR ;READING FROM CARD READER?
MOVEI Q1,7 ;YES, USE BYTE SIZE OF 7
CAIE C,12
CAIN D,12
JRST .+2
CAIN D,7
JRST [ MOVEI Q1,7
JRST COP4]
;COPY/APPEND...
;DETERMINING MODE-BYTESIZE... DEFAULT CASE...
;SPECIAL CASES FOR PAPER TAPE
CAIE C,4 ;PTR
JRST [ CAIE C,.DVMTA ;MAGTAPE?
JRST COPDF3
;**;[918] Modify next line YKT OCT-07-82
; MOVE A,@INIFH1 ;[918]
HRRZ A,@INIFH1 ;[918] GET JFN
CALL LBLSKP ;LABELLED?
JRST COPDF3
CAIE A,.LTANS ;ANSI-ASCII?
CAIN A,.LTEBC ;EBCDIC?
SKIPA ;YES, ASCII OR EBCDIC
JRST COPDF3
MOVEI Q1,7 ;YES, SAY BYTESIZE 7
JRST COPDF3]
CAIN D,5 ;PTP
JRST [ MOVEI Q1,^D8 ;USES 0-8 TO DUPLICATE PAPER TAPE
JRST COP4]
HRRZ B,OUTDSG ;PTR TO OTHER DEVICES DEPENDS ON DEST EXT
JRST COPDF4
COPDF3: CAIE D,5 ;PTP
JRST COPDF6
JUMPE C,[MOVE Q1,Q2 ;DSK TO PTP
CAIN Q2,7 ;IF SC BYTE SIZE 7, USE IT, NO MESSAGE.
JRST COP4
CAIE Q2,10 ;IF 8, USE IT, TYPE MESSAGE
MOVEI Q1,^D36 ;OTHERWISE ASSUME 36 AND TYPE MESSAGE
JRST COPDF5] ;NOTE THAT CAN'T TRUST SIZE OF 36 IN
;FILE BECAUSE OTHER SIZES CAN BECOME
;36 IF FILE IS COPIED TO DTA AND BACK.
HRRZ B,@INIFH1 ;OTHER DEVICES TO PTP, DEPENDS ON SC EXT
COPDF4: ;ONE IS PAPER TAPE, OTHER ISN'T. USE 0-36 FOR FILES
;WITH EXTENSION OF .REL OR .SAV, 0-7 FOR OTHERS.
;TYPE MESSAGE. JFN OF NON-PAPERTAPE DEVICE NOW IN B.
HRROI A,CFBUF ;SOME STRING SPACE
SETZM CFBUF ;MAKE SURE NULLS AFTER EXTENSION
MOVX C,FLD(.JSAOF,JS%TYP) ;GET FILE TYPE
JFNS
ERCAL JERRE
MOVE A,CFBUF
CAME A,[ASCIZ /REL/]
CAMN A,[GETSAVE()]
JRST .+2 ;REL OR SAV, USE 36 (ALREADY IN Q1)
MOVEI Q1,7 ;OTHER EXT OR NON-DIR DEVICE, USE 0-7
;A MARGINAL ASSUMPTION HAS BEEN MADE ABOUT PAPER TAPE,
;TYPE EXPLANATORY MESSAGE.
COPDF5: TYPE < [>
CAIN Q1,7
TYPE <ASCII>
CAIN Q1,10
TYPE <IMAGE>
CAIN Q1,44
TYPE <BINARY>
TYPE < mode assumed.]
>
;JRST COP4
COPDF6: ;ADD CASES TO THE DEFAULTING STUFF HEHE
COP4: ;NOW HAVE MODES AND BYTE SIZE IN Q1
;COPY/APPEND...
;HAVE FINISHED CHOOSING MODE-BYTESIZE.
;OPEN FILES NOW, SO FFUFP WILL WORK.
;SOURCE
LDF B,OF%RD ;OPEN FOR READ
LDB A,[POINT 6,Q1,23] ;GET READ MODE FROM Q1
DPB A,[POINT 4,B,9]
MOVE C,SRCTYP
CAIN C,.DVPTR ;PAPER TAPE READER?
CAIE A,10 ;YES, MODE 10?
CAIA ;NO, USE SPECIFIED BYTE SIZE
SKIPA A,[8] ;YES, USE 8 BIT BYTES FOR IMAGE MODE
LDB A,[POINT 6,Q1,35] ;BYTE SIZE
DPB A,[POINT 6,B,5]
HRRZ A,@INIFH1 ;JFN
TXO B,OF%PLN ;PASS LINE SEQUENCE NUMBERS
CAIN C,.DVTTY ;OPEN TERMINAL FOR WRITE ALSO, SO TEXTI WILL WORK
TXO B,OF%WR
CALL OPENX ;OPENF WITH CHECK FOR PRI IO FILES
;AND FANCY ERROR MESSAGES
;DESTINATION
JRST MCOERR ;FAILED, ERROR PRINTED, GO TO NEXT FILE
HRRZ A,OUTDSG
GTSTS
JUMPGE B,COP5A
;DEST ALREADY OPEN, ITS ANOTHER COPY IN GROUP, SEE IF
;MODE-BYTESIZE CONSISTENT, CHANGE WHERE POSSIBLE
TLO Z,F3 ;SAY IT WAS ALREADY OPEN
MOVE B,Q1 ;MODES-BYTESIZE CHOSEN FOR THIS COPY
XOR B,P1 ;COMPARE TO THOSE USED FOR LAST COPY
CAME P1,[EXP -1] ;First time, always OK.
TRNN B,7777 ;OUTPUT MODE & SIZE THE SAME?
JRST COP5B ;YES, ALL IS OK
MOVE D,DESTYP
JUMPN D,.+2 ;IF DEST NOT DSK, CHANGE ILLEGAL
TRNE B,7700 ;FOR DSK SIZE CAN CHANGE BUT MODE CAN'T
ERROR <Illegal mode or byte size change,
multiple source copy cannot procede>
LDB B,[POINT 6,Q1,35]
JUMPE B,[TYPE < [Byte size = 0, will use 36]>
MOVEI B,^D36
JRST .+1]
SFBSZ
CALL JERR
JRST COP5B
COP5A: ;DEST WASN'T OPEN (NORMAL CASE), OPEN IT
TLZ Z,F3 ;SAY JUST OPENED (HENCE PAGE COPY OK)
LDF B,OF%WR ;"WRITE" BIT FOR OPENF
TLNE Z,F2 ;SKIP IF "COPY" NOT "APPEND"
LDF B,OF%APP ;"APPEND" BIT FOR OPENF
LDB A,[POINT 6,Q1,29] ;GET WRITE MODE FROM Q1
DPB A,[POINT 4,B,9]
MOVE C,DESTYP
CAIN C,.DVPTP ;PAPER TAPE PUNCH?
CAIE A,10 ;YES, MODE 10?
CAIA ;NO, USE SPECIFIED BYTE SIZE
SKIPA A,[8] ;YES, USE 8 BIT BYTES FOR IMAGE MODE
LDB A,[POINT 6,Q1,35] ;BYTE SIZE
DPB A,[POINT 6,B,5]
HRRZ A,OUTDSG ;JFN
CALL OPENX ;OPEN THE OUTPUT FILE
JRST MCOERR ;FAILED, DON'T BOMB ENTIRE COPY JUST FOR THIS ONE FILE!
SETZM SCRF ;NOT STRIPPING CARRIAGE RETURNS
MOVE D,DESTYP ;GET DEVICE TYPE
CAIN D,.DVMTA ;MAGTAPE?
JRST [ MOVE A,OUTDSG ;YES, SEE IF LABELED
CALL LBLSKP
JRST .+1 ;NOT
TXNN Z,ASCF ;WRITING IN ASCII?
JRST .+1 ;NO
MOVE A,OUTDSG ;PREPARE TO SET MODE OF TAPE
MOVEI B,.MOSMV ;SAY WE'RE SETTING MODE
MOVEI C,.TPFNC ;SAY THERE ARE NO FORMATTERS (ONE LINE OF TEXT
;ASSUMED PER TAPE RECORD)
MTOPR
SETOM SCRF ;REMEMBER TO STRIP CRLF'S AND USE SOUTR
JRST .+1]
COP5B: MOVE P1,Q1 ;SAVE MODE AND BYTE SIZE (NEEDED IF ANOTHER
;COPY TO SAME FILE OCCURS IN GROUP)
;COPY/APPEND...
;HAVE ESTABLISHED MODE-BYTESIZE AND OPENED FILES.
;NOW DECIDE WHETHER A COPY WITH DISK SOURCE IS TO BE DONE BY BYTES
;OR PAGES (SET F1 FOR PAGES), BECAUSE BYTES CASE REQUIRES SPECIAL
;CHECKS BELOW.
TLZ Z,F1 ;SAY BYTES FOR NOW
SKIPE SRCTYP
JRST COP6Z ;NON-DISC SOURCE, NO SPECIAL CHECK
MOVE D,DESTYP
TLNN Z,F2+F3 ;"APPEND" COMMAND AND OUTFILE ALREADY OPEN
;(GROUP CASE) CAUSE BYTE COPYING
JUMPE D,[ ;NON-DISK DEST ALWAYS REQUIRES BYTE COPY.
;BUT IF HERE, DEST IS ALSO DISK, CAN COPY BY
;PAGES.
TRNN Z,177777 ;DON'T CPY BY PAGES IF MODES SPECIFIED
TLO Z,F1 ;SAY COPY BY PAGES
JRST COP6Z] ;SKIP SPECIAL CHECK
;COPY/APPEND...
;SPECIAL WARNING CHECKS FOR COPYING/APPENDING FROM DSK BY BYTES.
;(OTHER CASES BRANCHED AROUND THIS CODE ABOVE.)
;CHECK FOR HOLES NOT BEYOND EOF AND ANY PAGES BEYOND EOF IN SOURCE FILE
; AND TYPE WARNING MESSAGES IF FOUND.
;GET PAGE # OF LAST DATA BYTE INTO B
HRRZ A,@INIFH1
SIZEF ;BYTE # OF EOF INTO B
CALL JERR
SUBI B,1 ;CONVERT BYTE # OF EOF TO BYTE # LAST DATA BYTE
JUMPL B,COP6C ;IF IT WAS 0, ITS NOW -1, WHICH IS PAGE #.
MOVEI C,^D36
IDIV C,Q2 ;36 / BYTESIZE = # BYTES PER WORD
IDIV B,C ;BYTE # / THAT MAKES IT WORD #
IDIVI B,1000 ;MAKE IT PAGE # OF LAST DATA BYTE
;TEST FOR FIRST FREE PAGE NOT BEING AFTER LAST DATA BYTE'S PAGE
COP6C: HRRZ A,@INIFH1
FFFFP ;FIND FIRST FREE FILE PAGE
CAMN A,[-1]
JRST .+3 ;NO FREE PAGES IN FILE
CAIL B,(A)
TYPE < [Holes in file]
>
;CHECK FOR USED PAGES AFTER LAST DATA BYTE PAGE
HRL A,@INIFH1
HRR A,B ;LAST DATA BYTE'S PAGE
CALL $FNUFP ;INCREMENT A AND FIND NEXT USED PAGE
JUMPE A,.+2 ;0 RETURNED MEANS NO USED PAGE
TYPE < [Pages after EOF will not be copied]
>
COP6Z:
;COPY/APPEND...
;IF WE WISH TO CONFIRM EACH COPY IN GROUP, HERE IS WHERE TO DO IT.
;HERE WE TYPE <CRLF> IF OUTPUTTING TO PRIMARY JFN
;THIS IS TO END FILE NAME PREVIOUSLY TYPED OUT
SKIPN POJFLG
JRST COP6Y ;SKIP IF TTY NOT INVOLVED
SKIPN TYPGRP ;PRINT IF FORCED
TLNE Z,GROUPF ;BUT ONLY IF NAME TYPED BEFORE
TYPE <
>
COP6Y:
;NOW, AT LAST, WE ARE READY TO COPY. WELL, ALMOST.
;THERE ARE SEVERAL CASES:
; DISK TO DISK,
; DONE BY PAGES, REPRODUCING "HOLES" AND PAGES AFTER BYTE EOF
; TTY TO ANYTHING, TERMINATED BY ^Z
; DISK TO OTHER DEVICE OR DISK-DISK FOR APPEND OR OUTFILE ALREADY OPEN,
; PAGE READ AND BYTE WRITE.
; OTHER DEVICE TO DISK, USUALLY BYTE READ AND PAGE WRITE.
; ANY OTHER COMBINATION, DONE ENTIRELY BY BYTES.
;COMPUTE NEGATIVE NUMBER OF BYTES PER PAGE INTO P2
;(DONE NOW CAUSE CAN CLOBBER P3)
MOVEI P2,^D36 ;# BITS PER WORD
LDB P3,[POINT 6,Q1,35] ;# BITS PER BYTE
IDIV P2,P3 ;FORM # BYTES PER WORD
IMUL P2,[-1000] ;FORM - # BYTES PER PAGE
;GET DISK SOURCE BYTE EOF IN P3
HRRZ A,@INIFH1
MOVE C,SRCTYP
JUMPN C,COP7A
SIZEF ;GETS BYTE # OF EOF IN FILE'S BYTESIZE INTO B
CALL JERR
;TRANSLATE FROM BYTE SIZE OF FILE TO BYTE SIZE OF COPY.
;NEW PTR = (OLD PTR*(36/NEW BYTE SIZE))/(36/OLD BYTE SIZE)
; WITH ALL DIVISIONS INTEGER AND OUTERMOST ONE ROUNDED UP
MOVEI C,^D36
IDIV C,Q2 ;Q2: SOURCE FILE (OLD) BYTE SIZE
MOVE P3,C
MOVEI C,^D36
LDB D,[POINT 6,Q1,35] ;COPY (NEW) BYTE SIZE
IDIV C,D
MUL B,C
DIV B,P3
JUMPE C,.+2 ;REMAINDER 0 ?
ADDI B,1 ;NO, ROUND UP.
MOVE P3,B ;BYTE # OF EOF IN COPY BYTE SIZE
COP7A:
TLNE Z,F1 ;COPY BY PAGES FLAG ON?
JRST PAGES ;YES, GO COPY BY PAGES
;COPY/APPEND... DISPATCHING TO VARIOUS EXECUTION CASES...
;COPY BY BYTES OR A COMBINATION OF BYTES AND PAGES.
;HRRZ A,@INIFH1 ;ONE JFN IN A
HRRZ Q2,OUTDSG ;OTHER ALWAYS IN Q2
;GENERATE POINTER TO BUFFER W PROPER BYTE SIZE IN Q3
MOVE Q3,[XWD 440000,BUF1] ;P FIELD AND ADDRESS
DPB Q1,[POINT 6,Q3,11] ;BYTE SIZE = S FIELD
;NOW DISPATCH TO THE VARIOUS CASES
MOVE C,SRCTYP
MOVE D,DESTYP
CAIN C,.DVTTY ;SOURCE TTY: ?
JRST COPTTY ;YES, SPECIAL CODE TO END ON ^Z.
SKIPE SCRF ;STRIPPING CRLF'S?
JRST COPBY ;YES, SO DO BY BYTES
JUMPE C,CPGBYT ;JUMP IF SOURCE DISK
JUMPN D,COPBY ;JUMP IF DEST NOT DISK
TLNE Z,F2+F3 ;PG OUTPUT OK IF NOT "APPEND" AND
JRST COPBY ;OUTFILE WASN'T ALREADY OPEN (GROUP)
JRST CBYTPG ;USE PAGES TO WRITE ON DISK
;COPY BY BYTES WITH TELETYPE SOURCE
;DO BYTE BY BYTE, WATCHING FOR ^Z TERMINATOR
COPTTY: MOVEI B,CTTEOF ;WHERE TO GO ON EOF PSI
MOVEM B,EOFDSP ;(DON'T THINK IT CAN OCCUR 11/20/70)
MOVEI B,4 ;ONLY 4 WORD TEXTI HERE
MOVEM B,TTBLK
MOVE B,[RD%BRK+RD%BEL+RD%JFN]
MOVEM B,1+TTBLK
MOVEM A,2+TTBLK
HRLM A,2+TTBLK
SETZM 5+TTBLK
SETZM 6+TTBLK
COPTT0: MOVE B,[POINT 7,BUF0] ;INPUT TO FREE PAGE
MOVEM B,3+TTBLK
MOVEI B,1000*5 ;MAX NUMBER OF CHRS
MOVEM B,4+TTBLK
COPTT1: MOVEI A,TTBLK
TEXTI
CALL JERR
LDB B,3+TTBLK ;GET LAST BYTE STORED
CAIN B,CTRLZ
JRST COPTT2
CAIE B,.CHLFD ;END OF LINE?
JRST COPTT1 ;NO, READ MORE BEFORE DUMPING (IN CASE SCRF)
CALL COPTTS ;DUMP STRING
JRST COPTT0 ;GET MORE
COPTTS: SKIPN SCRF ;STRIPPING CRLF'S?
JRST COPNCR ;NO
MOVNI A,1 ;REMOVE LINEFEED
ADJBP A,.RDDBP+TTBLK
MOVEM A,.RDDBP+TTBLK
AOS .RDDBC+TTBLK ;SAY THERE'S ROOM FOR ONE MORE CHAR NOW
LDB A,.RDDBP+TTBLK ;GET CHARACTER BEFORE LINEFEED
CAIE A,.CHCRT ;CARRIAGE RETURN BEFORE LINEFEED?
JRST COPNCR ;NO
MOVNI A,1 ;YES, REMOVE IT.
ADJBP A,.RDDBP+TTBLK ;FIX BYTE POINTER TO NO LONGER INCLUDE CR.
MOVEM A,.RDDBP+TTBLK ;STORE NEW BYTE POINTER
AOS .RDDBC+TTBLK ;SAY THERE'S ROOM FOR ANOTHER CHAR NOW
COPNCR: MOVE A,Q2
MOVE B,[POINT 7,BUF0]
MOVNI C,1000*5
ADD C,4+TTBLK ;NUMBER OF BYTES TO SEND
MOVE D,[SOUT] ;FIRST ASSUME STANDARD OUTPUT
SKIPE SCRF ;STRIPPING CRLF'S?
MOVE D,[SOUTR] ;YES, OUTPUT TO INDIVIDUAL RECORD
JUMPE C,R ;JUST IN CASE NO BYTES
XCT D
ERJMP CJERRE ;To catch problems
RET
COPTT2: AOS 4+TTBLK ;FUDGE CHAR COUNT TO NOT SEND ^Z
CALL COPNCR ;NO CRLF TO REMOVE IF JUST TYPED ^Z
CTTEOF: HRRZ A,2+TTBLK
HRROI B,[ASCIZ /
/]
SETZ C,
SOUT ;CRLF AFTER ^Z
JRST CBYEF1 ;GO DELETE EXTRA PAGES IF DEST IS DSK
;COPY/APPEND...
;COPY/APPEND BY BYTES, NON-TTY-SOURCE CASE
;USE FULL PAGE SINS AND SOUTS FOR SPEED.
COPBY: MOVEI B,CBYEOF
MOVEM B,EOFDSP ;WHERE TO GO ON EOF PSI
SKIPE SCRF ;STRIPPING CRLF'S?
JRST COPSCR ;YES, USE DIFFERENT LOOP
COPB1: MOVE B,Q3 ;BYTE PTR
MOVE C,P2 ;BYTE COUNT, NEG FOR NO SPECIAL TERM CHARACTER
SIN ;INPUT A STRING (JFN ALL SET IN A)
;SIN CAUSES EOF PSI AFTER READING WHATEVER CHARACTERS
;THERE ARE IF NOT A WHOLE "COUNT"'S WORTH LEFT IN FILE
EXCH A,Q2 ;GET DESTINATION JFN, SAVE SOURCE JFN
MOVE B,Q3 ;BYTE PTR AGAIN
MOVE C,P2 ;SAME COUNT
SOUT ;OUTPUT STRING
EXCH A,Q2 ;BACK TO SOURCE JFN
JRST COPB1 ;LOOP TILL EOF PSI
;EOF PSI WHILE COPYING BY BYTES (NON-TTY CASE)
;OUTPUT PARTIAL STRING INPUT BEFORE EOF OCCURRED
; (NOTE THAT C IS UPDATED TO REFLECT THOSE BYTES WHICH WERE READ)
CBYEOF: EXCH A,Q2 ;GET DEST JFN
MOVE B,Q3 ;THAT GOOD OLD BYTE PTR
SKIPN SCRF ;COUNT IS POSITIVE IF STRIPPING CRLF'S
SUBM P2,C ;CREATE COUNT IN C OF CHARS THAT WERE INPUT
SKIPE SCRF
ADD C,P2 ;C HAS POSITIVE NUMBER IF STRIPPING CRLF'S
JUMPE C,.+2 ;0 COUNT, NO SOUT!
SOUT ;OUTPUT THE LAST PART
;IF DESTINATION WAS DISK, DELETE ANY ADDITIONAL PAGES
; (CLOSF DOES NOT DO THIS, BUT WILL LATER ZERO REST OF LAST PAGE).
;TTY CASE JOINS HERE.
CBYEF1: HRRZ A,OUTDSG
DVCHR
LDB A,[POINT 9,B,17] ;DEVICE TYPE 0 IS DSK
JUMPN A,COPEOF ;IF NOT DISK, DONE HERE
LDB D,[POINT 6,Q1,35] ;GET BYTE SIZE USED IN COPYING
HRRZ A,OUTDSG
RFPTR ;GETS BYTE # OF LAST DATA BYTE IN B
CALL JERR
MOVEI C,^D36
IDIV C,D ;36/BYTESIZE = # BYTES PER WORD
IDIV B,C ;BYTE # /THAT = WORD # OF LAST DATA BYTE
IDIVI B,1000 ;MAKE IT PAGE #
HRR A,B
HRL A,OUTDSG
CBYEF2: CALL $FNUFP ;FIND A PAGE
JUMPE A,COPEOF ;NO MORE PAGES IN FILE, DONE
MOVE B,A
SETO A,
HRLZI C,1
PMAP ;DELETE THE PAGE
MOVE A,B
JRST CBYEF2
;COPY INDIVIDUAL LINES OF TEXT TO INDIVIDUAL OUTPUT RECORDS
;A & Q2/ JFNS, P2/ NEGATIVE COUNT OF BUFFER SPACE, Q3/ POINTER TO BUFFER SPACE
COPSCR: MOVE B,Q3 ;READ DATA INTO BUFFER SPACE
MOVN C,P2 ;USE POSITIVE COUNT SO WE CAN FIND END OF LINE
MOVEI D,.CHLFD ;SEARCH FOR END OF LINE
SIN ;READ NEXT LINE (TRAP TO CBYEOF IF END OF FILE)
ADD C,P2 ;CALCULATE NEGATIVE NUMBER OF BYTES TO OUTPUT
MOVEI D,.CHNUL ;PUT NULL ON LINEFEED IN CASE BUFFER NOW NULL
DPB D,B
MOVNI D,1
ADJBP D,B ;FIX POINTER TO POINT AT POSSIBLE CR
AOJE C,COPSC1 ;IF ONLY LINEFEED, THERE'S NO CR BEFORE IT!
LDB B,D ;NOW GET CHARACTER BEFORE LINEFEED
CAIE B,.CHCRT ;CARRIAGE RETURN?
JRST COPSC1 ;NO
MOVEI B,.CHNUL ;YES, NULLIFY IT IN CASE BUFFER NOW NULL
DPB B,D
AOJ C, ;SHRINK BUFFER DUE TO CR (MIGHT BE 0 LENGTH NOW!)
COPSC1: EXCH A,Q2 ;GET OUTPUT JFN, SAVE INPUT JFN
MOVE B,Q3 ;POINT AT BUFFER
SOUTR ;WRITE A RECORD WITHOUT THE END-OF-LINE (MIGHT BE 0 IN C)
EXCH A,Q2 ;GET INPUT JFN AGAIN
JRST COPSCR ;LOOP FOR REST OF DATA
;COPY/APPEND...
;COPY FROM DISK, READING BY PAGES AND WRITING BY BYTES.
;TRANSFERS ZEROS FOR HOLES OR BEYOND BYTE EOF.
;ADDED TO SPEED UP DISK TO LPT COPY.
;AT ENTRY: A,Q2: JFNS
; Q3: BYTE PTR TO BUFFER PAGE
; P2: - # BYTES / PAGE
; P3: BYTE # OF EOF
;ALSO: A: SOURCE JFN,,PAGE #
CPGBYT: SETOM PREPAG ;INITIALIZE PREFAULTED PAGE WORD
HRLZ A,@INIFH1
CPGBY2: MOVEM A,SAVPN ;SAVE PAGE NUMBER
CALL PREFLT ;PERHAPS IT'S TIME FOR PREFAULTING
MOVE A,SAVPN ;RESTORE PAGE NUMBER
RPACS
TLNN 2,(1B5) ;PAGE EXISTS?
JRST .+4 ;NO, DON'T MAP IT
MOVE B,[XWD .FHSLF,<BUF1>B44]
LDF C,PM%RD
PMAP ;MAP IN THE PAGE
;HAVE A PAGE IN SOURCE FILE, DECIDE WHAT TO DO WITH IT BY
;COMPARING PAGE # AND FILE'S BYTE EOF
HRRZ C,A ;PAGE #
IMUL C,P2 ; - BYTE # OF FIRST BYTE IN PAGE
ADD C,P3 ;P3: BYTE # OF EOF
MOVN C,C ;FORM - # BYTES IN OR BEYOND THIS PAGE
JUMPGE C,CPBEOF ;NONE, DONE.
;TRANSFER PARTIAL PAGE IF THIS IS EOF PAGE, ELSE WHOLE PAGE.
CAMGE C,P2 ;- # BYTES/PAGE
MOVE C,P2 ;MAXIMUM TRANSFER
RPACS
TLNN 2,(1B5) ;PAGE EXISTS?
JRST CPGBY4 ;NO, USE ZEROS
;OUTPUT # BYTES IN C
EXCH A,Q2 ;GET DEST JFN
MOVE B,Q3 ;STRING PTR TO BUFFER
SOUT ;STRING OUTPUT
CPGBY3: EXCH A,Q2
AOJA A,CPGBY2 ;DO NEXT PAGE
CPGBY4: EXCH A,Q2
SETZ 2,
BOUT ;DO PAGE WORTH OF ZEROS
AOJL C,.-1
JRST CPGBY3
;COPY BY PAGES-BYTES EOF. CLEAR BUFFER.
;**;[928] Supercede EDIT #927 YKT OCT-28-82
;**;[927] Modify EDIT #901 and 920 YKT OCT-28-82
;**;[920] Add 5 lines at CPBEOF YKT OCT-13-82
;**:[901] Add 8 lines at CPBEOF YKT SEP-01-82
;**;[748] Remove edit 742 temporary YKT AUG-20-82
;**;[742] Add 4 lines in CPBEOF YKT JUL-30-82
;CPBEOF: MOVE A,Q2 ;[742] RESTORE JFN
; HRROI B,[15B6+12B13] ;[742] CR AND LF
; SETZ C, ;[742]
; SOUT ;[742] OUTPUT CR/LF
CPBEOF: HRRZ A,OUTDSG ;[920] OUTPUT JFN
DVCHR ;[920]
LDB D,[POINTR B,DV%TYP] ;[920]
CAIE D,.DVTTY ;[920] IS TTY:?
JRST NXLF ;[920] NO, DON'T PUT CR/LF
MOVN B,P2 ;[928] NEGATE # BYTES /PAGE
MOVE A,P3 ;[928] GET BYTE # OF EOF
IDIV A,B ;[928] GET BYTE # OF EOF WITHIN PAGE IN B
CAIN B,0 ;[928] EQUAL TO END OF PAGE?
MOVN B,P2 ;[928] YES, SO USE FULL PAGE BYTES
IBP B,Q3 ;[928] [901] INCREASE THE STRING PTR TO END OF THE STRING
LDB A,B ;[927] [901] LOAD END OF THE STRING PTR TO A
CAIN A,.CHLFD ;[901] IS IT A LINE FEED?
JRST NXLF ;[901] YES
MOVE A,Q2 ;[901] NO, GET DEST JFN
HRROI B,[15B6+12B13] ;[901] CR/LF
SETZ C, ;[901]
SOUT ;[901] OUTPUT CR/LF
NXLF: SETO A, ;[901] ADD A LABEL
MOVE B,[XWD .FHSLF,<BUF1>B44]
SETZ C,
PMAP
HRRI B,<BUFPRE>_-9 ;GET RID OF PREFAULT PAGES
MOVE C,[PM%CNT+NPRE] ;COUNT BIT+THE COUNT
PMAP
JRST COPEOF
;COPY/APPEND...
;COPY NON-DISK TO DISK IN NON-APPEND, NON MULTIPLE SOURCE CASE.
;USES BYTES FOR INPUT, PAGES FOR OUTPUT.
;ADDL ACS: Q2: DEST JFN,,PAGE #
; P3: # BYTES TRANSFERRED+1, USED TO SET DEST EOF PTR.
CBYTPG: HRLZ Q2,OUTDSG
MOVEI B,CBPGEF
MOVEM B,EOFDSP ;WHERE TO GO ON EOF
SETZ P3,
CBYPG2: SETO A, ;CLEAR BUFFER AT TOP OF LOOP TO MAKE SURE
MOVE B,[XWD .FHSLF,<BUF1>B44] ;...OF EOF PAGE IS 0
SETZ C,
PMAP
HRRZ A,@INIFH1
MOVE B,Q3
MOVE C,P2 ;NEG # BYTES/PAGE
SUB P3,C ;COUNT BYTES TRANSFERRED
SIN ;READ A PAGE'S WORTH OF BYTES
MOVE B,Q2
MOVE A,[XWD .FHSLF,<BUF1>B44]
LDF C,PM%WT
PMAP ;MAP OUT THE PAGE
AOJA Q2,CBYPG2 ;NEXT PAGE AND LOOP
;BYTES-PAGES END OF FILE
CBPGEF: ADD P3,C ;ADJUST FOR UNUSED PART OF BYTE COUNT
CAMN C,P2 ;WHOLE PAGE UNUSED?
SKIPA A,[-1] ;YES, PUT NO PAGE IN DESTINATION
MOVE A,[XWD .FHSLF,<BUF1>B44]
MOVE B,Q2
LDF C,PM%WT
PMAP ;MAP OUT LAST PAGE OR DELETE PAGE
;FAKE THINGS UP AND ENTER PAGES-PAGES ROUTINE TO DELETE RESET OF DEST
;AND SET EOF AND BYTE SIZE
SETZ D, ;SAYS NO MORE SOURCE "PAGES"
JRST PAGE5A
;COPY/APPEND...
;COPY DISK TO DISK BY PAGES
;NOTE THAT BYTE SIZE IN Q1 MUST BE PRESERVED
NPAGES: ^D25 ;MOUTH SIZE (LOOK HOW MUCH I GOT IN ONE BITE, MA!)
PAGES: MOVE A,@INIFH1 ;GET SOURCE JFN
MOVE B,OUTDSG ;AND DESTINATION JFN
CALL DSKCPY ;COPY THE DATA
MOVE C,NPAGES ;GET SIZE OF BUFFER
LSH C,1 ;THERE ARE TWO OF THEM
IORX C,PM%CNT ;REPEATE COUNT
HRROI A,-1 ;SAY REMOVING PAGES
MOVE B,[.FHSLF,,BUF0PN] ;START FROM BEGINNING OF BUFFER
PMAP ;REMOVE (ONLY SO CLOSF WILL SUCCEED)
;POSSIBLE SPEEDUP WOULD BE TO NOT DO
;CLOSF UNTIL JFN'S WERE USED UP. THAT
;WOULD MEAN ONLY HAVING TO DO THIS
;PMAP ABOUT ONCE PER 100 FILES (BUT
;AT LEAST ONCE PER COPY COMMAND)
JRST PAGES1 ;GO PUT ON FINISHING TOUCHES
;DISK TO DISK COPY LOOP. CALL WITH SOURCE JFN IN A AND DESTINATION
;JFN IN B.
;THIS LOOP DOES NOTHING EXCEPT COPY THE DATA, I.E. DOES NO CLOSF OR
;CHFDB'S.
DSKCPY: STKVAR <NXTBEG,DESBFR,DESPN,BLTPTR,ENDPTR,SAVBLT,SRCJFN,DESJFN,ENDPT0>
MOVEM A,SRCJFN
MOVEM B,DESJFN ;REMEMBER JFN'S
SETZM NXTBEG ;INITIALIZE NEXT PAGE TO BEGIN BUFFER WITH
MOVE A,NPAGES ;GET NUMBER OF PAGES
LSH A,9 ;MAKE RELATIVE ADDRESS OF DESTINATION BUFFER
ADDI A,BUF0 ;MAKE ACTUAL ADDRESS
MOVEM A,DESBFR ;REMEMBER WHERE DESTINATION BUFFER STARTS
LSH A,-9 ;CALCULATE DESTINATION PAGE NUMBER
MOVEM A,DESPN ;REMEMBER THAT TOO
ADD A,NPAGES ;CALCULATE FIRST PAGE NUMBER BEYOND DESTINATION BUFFER
LSH A,9 ;MAKE ADDRESS
SOJ A, ;GET LAST ADDRESS IN DESTINATION
MOVEM A,ENDPTR ;REMEMBER END OF DESTINATION
MOVEM A,ENDPT0 ;REMEMBER VERSION FOR NORMAL FULL FILE CHUNKS
DSKLUP: HRL A,SRCJFN ;MAP FROM SOURCE JFN
HRR A,NXTBEG ;STARTING WITH FIRST PAGE OF NEW GROUP
MOVE B,[.FHSLF,,BUF0PN] ;MAP INTO OUR BUFFER AREA
MOVX C,PM%RD!PM%PLD!PM%CNT ;READ, PRELOAD, REPEAT COUNT GIVEN
HRR C,NPAGES ;DO AS MANY AS OUR BUFFER SIZE
PMAP ;MAP SOME SOURCE PAGES IN
ERJMP [ CALL DGETER ;PMAP FAILED, SEE WHY
CAIE A,LNGFX1 ;OFF INTO NONEXISTENT SECTION
CAIN A,ARGX06 ;OR OFF THE END OF ALL POSSIBLE PAGES?
JRST DSKNEW ;YES, EXPECTED
CALL JERR] ;NO, UNEXPECTED
DSKLP1: HRL A,DESJFN ;MAP FROM DESTINATION
HRR A,NXTBEG ;CORRESPONDING PAGES OF SOURCE
MOVE B,DESPN ;MAP INTO DESTINATION BUFFER
HRLI B,.FHSLF ;OURSELF
MOVX C,PM%WR!PM%CNT ;WRITE, REPEAT COUNT
HRR C,NPAGES
MOVE D,ENDPTR ;GET END POINTER
CAMN D,ENDPT0 ;WAS IT CHANGED
JRST DSKLP2 ;NO, PROCEED WITH PMAP
AOS D ;YES, HOW MUCH DO WE REALLY NEED TO MAP?
SUB D,DESBFR ;NUMBER OF WORDS
LSH D,-9 ;MAKE IT PAGES
HRR C,D ;MAP THAT MANY FROM THE DESTINATION FILE
DSKLP2: PMAP ;SET UP DESTINATION PAGES
ERJMP [ CALL DGETER ;FAILED, PRESUMABLY BECAUSE TRYING TO GO OFF END OF WORLD
CAIE A,ARGX06 ;MAKE SURE THAT'S THE PROBLEM
CALL JERR ;NO, SO UNEXPECTED ERROR
JRST .+1] ;ENDPTR HAS ALREADY ACCOUNTED FOR THIS
HRLI A,BUF0 ;COPY FROM SOURCE
HRR A,DESBFR ;TO DESTINATION
MOVEM A,BLTPTR ;REMEMBER BLT POINTER
DSKBLT: MOVE B,ENDPTR ;GET ADDRESS OF LAST WORD OF DESTINATION BUFFER
BLT A,(B) ;COPY THE DATA
ERJMP DSKDIS ;DISCONTINUITY, PROBABLY END OF FILE, HOLE, OR QUOTA EXCEEDED
MOVEM A,SAVBLT ;SAVE HOW FAR WE GOT BEFORE ERROR
MOVE B,ENDPTR ;GET POINTER TO END OF DESTINATION WE JUST SET UP
CAME B,ENDPT0 ;IS IT A FULL BUFFERFUL?
JRST DSKDS1 ;NO, WE'VE HIT HOLE OR END.
MOVE A,NPAGES ;GET NUMBER OF PAGES PER BUFFER
ADDM A,NXTBEG ;UPDATE PAGE TO START WITH
JRST DSKLUP ;LOOP FOR NEXT PAGE GROUP
DSKDIS: MOVEM A,SAVBLT ;SAVE HOW FAR WE GOT BEFORE ERROR
MOVEI A,.FHSLF
GETER ;GET TYPE OF ERROR
CAMN B,[.FHSLF,,IOX11] ;NO ROOM?
CALL CJERRE ;YES
CAME B,[.FHSLF,,ILLX01] ;NOT ROOM PROBLEM, HIT HOLE OR END?
CALL JERRE ;NO, UNEXPECTED PROBLEM
DSKDS1: MOVE A,ENDPT0 ;RESTORE BLT POINTER FOR FULL CHUNKS
MOVEM A,ENDPTR
LDB A,[331100,,SAVBLT] ;GET MEMORY PAGE NUMBER ASSOCIATED WITH NONX SOURCE PAGE
SUBI A,BUF0PN-1 ;GET RELATIVE POSITION IN BUFFER
ADD A,NXTBEG ;GET ACTUAL FILE PAGE NUMBER
DSKDS2: TLNE A,-1 ;ARE WE OFF THE END OF THE WORLD?
RET ;YES, SO WE MUST BE DONE
HRL A,SRCJFN ;SET UP FOR FFUFP
FFUFP ;FIND NEXT USED PAGE
ERJMP DSKMEF ;FAILED, PROBABLY END OF FILE
HRRZ C,A ;COPY PAGE NUMBER
SUB C,NXTBEG ;SEE WHERE IN BUFFER PAGE IS
CAML C,NPAGES ;IN SUBSEQUENT BUFFER?
JRST DSKNXT ;YES
LSH C,9 ;NO, IN THIS BUFFER. MAKE MEMORY OFFSET
MOVE A,BLTPTR ;GET ORIGINAL BLT POINTER
ADJSP A,(C) ;ADJUST FOR CONTINUATION
JRST DSKBLT ;CONTINUE THIS BUFFER
DSKNXT: HRRZM A,NXTBEG ;REMEMBER NEXT PAGE TO START WITH
JRST DSKLUP ;GO START NEW BUFFER
DSKMEF: MOVEI A,.FHSLF
GETER ;GET REASON FOR FFUFP FAILING
CAME B,[.FHSLF,,FFUFX3] ;NO MORE USED PAGES?
CALL JERRE ;NO, UNEXPECTED ERROR
RET ;YES, DONE!
;COME HERE WHEN PMAP FAILS SOMEWHERE IN THE MIDDLE OF A SOURCE CHUNK.
;THIS IS BECAUSE WE HAVE HIT A NONEXISTENT FILE SECTION.
;WE NOW ASSUME THAT SOME PORTION OF THE SOURCE BUFFER HAS BEEN MAPPED, AND THE
;REST OF THE SOURCE BUFFER IS STILL MAPPED TO PART OF THE PREVIOUS CHUNK.
;HENCE WE CAN'T RELY ON THE BLT TO STOP AT THE END OF THE CURRENT CHUNK!
DSKNEW: LDB A,[001100,,NXTBEG] ;SEE WHERE IN SECTION WE STARTED
JUMPE A,[ MOVE A,NXTBEG ;ABORTED CHUNK HAD NONE, START IN VOID.
JRST DSKDS2] ;GO FIND NEXT EXISTING CHUNK
MOVN A,A ;NEGATE TO PREPARE TO SUBTRACT
ADDI A,1000 ;SEE HOW MANY PAGES WE MAPPED IN IN ABORTED CHUNK
LSH A,9 ;GET NUMBER OF WORDS MAPPED IN
ADD A,DESBFR ;GET FIRST WORD OUT OF BOUNDS IN DESTINATION BUFFER
SOJ A, ;GET LAST WORD TO BE USED IN DESTINATION BUFFER
MOVEM A,ENDPTR ;SET UP SHORTENED BLT POINTER
JRST DSKLP1 ;GO DO SHORTENED VERSION
;COPY BY BYTES-PAGES COMES HERE AFTER EOF WITH D 0 AND P2,P3,Q2 CORRECT
;TO DELETE REST OF DEST FILE AND SET ITS PTR AND BYTE SIZE.
PAGE5A: MOVE A,Q2
CALL $FNUFP ;NEXT PAGE IN DEST
MOVE Q2,A
PAGES6: MOVE A,D
CALL $FNUFP ;ALWAYS NEXT PAGE IN SOURCE
MOVE D,A
;...
;HAVE A PAGE IN EACH FILE. DECIDE WHAT TO DO WITH THEM.
PAGES3: JUMPE Q2,[ ;NO MORE PAGES IN DEST
JUMPE D,PAGES9 ;ALSO NO MORE IN SOURCE, DONE.
JRST PAGES5] ;GO COPY PAGE
JUMPE D,PAGES4 ;NO MORE PAGES IN SOURCE, DELETE REST OF DEST
MOVEI A,(D)
CAIG A,(Q2) ;COMPARE SOURCE PAGE # TO DEST PAGE #
JRST PAGES5
;DELETE DEST PAGES CORRESPONDING TO "HOLE" IN SOURCE
PAGES4: SETO A,
MOVE B,Q2
HRLZI C,1 ;PMAP DISPOSAL INFO
PMAP
MOVE A,Q2
CALL $FNUFP ;NEXT PAGE IN DEST
MOVE Q2,A
JRST PAGES3 ;GO DECIDE AGAIN
;COPY/APPEND...
;COPY BY PAGES...
;COPY A PAGE
PAGES5: MOVE A,D ;SOURCE JFN AND PAGE NUMBER
CALL PREFLT ;PERHAPS IT'S TIME FOR PREFAULTING
MOVE A,D ;SOURCE JFN AND PAGE NUMBER
MOVE B,[XWD .FHSLF,<BUF1>B44]
LDF C,PM%RD
PMAP ;MAP SOURCE PAGE INTO BUFFER
HRL A,OUTDSG ;DON'T USE Q2 HERE, MAY BE 0!
HRRI B,<BUF2>B44
LDF C,PM%WT
PMAP ;MAP DESTINATION PAGE INTO ANOTHER BUFFER
ERJMP CJERRE ;REPORT FAILURE (PROBABLY OVER QUOTA)
MOVE A,[XWD BUF1,BUF2]
BLT A,BUF2+777 ;COPY DATA
MOVEI A,(D) ;MASK PAGE # OF PAGE JUST COPIED
CAIGE A,(Q2) ;COMPARE TO DEST PAGE #
JRST PAGES6 ;PAGE WAS COPIED INTO A HOLE IN DEST
;COPY/APPEND...
;FINISH UP COPY BY PAGES.
;ALSO USED FOR BYTES-PAGES, SO NOTHING DISK-DEPENDENT CAN BE DONE HERE.
PAGES9: SETO A, ;CLEAR BUFFERS
MOVE B,[XWD .FHSLF,<BUF1>B44]
SETZ C,
PMAP
HRRI B,<BUF2>B44
PMAP
HRRI B,<BUFPRE>_-9 ;CLEAR PREFAULT PAGES
MOVE C,[PM%CNT+NPRE] ;DESIGNATE HOW MANY PAGES TO CLEAR
PMAP ;CLEAR 'EM
;SET END POINTER OF DESTINATION FILE
PAGES1: MOVE B,P3 ;BYTE COUNT OF SOURCE EOF
HRRZ A,OUTDSG ;SET POINTER FOR THIS OPENING OF FILE, IN CASE
SFPTR ;SEQUENTIAL I/O FOLLOWS (GROUP SOURCE CASE)
CALL JERR
HRLI A,.FBSIZ ;SET EOF PTR IN FILE (CLOSF DOES NOT WHEN
MOVE C,B ;NO SEQUENTIAL OUTPUT HAS BEEN DONE)
SETO B,
CALL $CHFDB ;SET FILE DESCRIPTOR BLOCK
CALL JERR
;SET BYTE SIZE OF DESTINATION FILE
;(CLOSF DOES NOT SET IT WHEN NO SEQUENTIAL OUTPUT HAS BEEN DONE)
HRLI A,.FBBYV
SETZ C,
DPB Q1,[POINTR C,FB%BSZ] ;BYTE SIZE STILL IN Q1
HRLZI B,<77B11>B53
CALL $CHFDB
CALL JERR
;COPY OR APPEND COMPLETE.
;PAGE-COPY FALLS IN, ALL OTHER CASES BRANCH HERE.
COPEOF: TDNE Z,[F2,,-1] ;APPEND/LIST OR ANY SUBCOMMANDS?
JRST COPDON ;YES, LEAVE NEW DATES
TLNE Z,F4 ;DISK DEVICE?
JRST COPEF1 ;NO - SKIP THIS
HRRZ A,@INIFH1 ;INPUT JFN
MOVE B,[1,,.FBCTL] ;GET CTL WORD FROM FDB
MOVEI C,C ;WHERE TO PUT IT
CALL $GTFDB ;GET IT
CALL JERR ;SHOULDN'T
HRRZ A,OUTDSG ;OUTPUT JFN
HRLI A,.FBCTL ;WORD TO CHANGE
AND C,[FB%FCF!FB%FOR] ;[965] BITS TO SET
LDF B,FB%FCF!FB%FOR ;[965] MAKE A MASK
CALL $CHFDB ;SET IN OUTPUT FILE
CALL JERR ;CHFDB DIED
HRRZ A,@INIFH1 ;INPUT JFN
HRLI B,1
HRRI B,.FBUSW ;USER SETTABLE WORD
MOVEI C,C ;WHERE TO PUT IT
CALL $GTFDB ;GET IT
CALL JERR ;LOSAGE
HRRZ A,OUTDSG ;OUTPUT JFN
HRLI A,.FBUSW ;USER SETTABLE WORD
SETO B,
CALL $CHFDB ;PUT USER WORD INTO NEW FDB
CALL JERR ;LOSAGE
COPEF1: HRRZ A,@INIFH1 ;INPUT JFN
MOVEI B,TADBLK ;WHERE TO PUT DATES
MOVEI C,TADLEN ;HOW MUCH TO GET
RFTAD ;READ DATES
ERJMP [CALL %MESS
TYPE <Failed to read dates from source file - >
JRST TDERR] ;MESSAGE AND WRAPUP
MOVE C,.RSWRT+TADBLK ;GET WRITE DATE
CAMN C,[-1] ;IF NO WRITE DATE,
JRST COPDON ;THEN ASSUME NO DATES AVAILABLE
MOVE D,.RSCRV+TADBLK ;GET CREATION DATE
CAMN D,[-1] ;IF NO CREATE DATE,
MOVE D,C ;USE WRITE DATE
SETOM TADBLK ;CLEAR BLOCK FOR SFTAD
HRLI A,TADBLK
HRRI A,1+TADBLK ;MAKE BLT POINTER
BLT A,TADLEN-1+TADBLK
MOVEM C,.RSWRT+TADBLK
MOVEM D,.RSCRV+TADBLK ;STORE DATES TO SET
MOVE A,OUTDSG
MOVEI C,TADLEN
SFTAD
ERJMP [CALL %MESS
TYPE <Failed to set dates for destination file - >
JRST TDERR] ;MESSAGE AND WRAPUP
COPDON: SETZM EOFDSP ;(REDUNDANT EXCEPT IN ^Z ON TTY CASE)
;**;[989] Add two lines at COPDON+1L YKT 14-DEC-83
SKIPE HELPSN ;[989]IS THIS FOR HELP COMMAND?
JRST COPFLE ;[989]YES, DON'T DO ANY MORE
CALL GNFIL ;GET NEXT FILE IN INPUT GROUP
JRST COPFLE
SKIPE POJFLG ;IF OUTPUT TO COJFN
ETYPE<%_> ;THEN SEPARATE FILENAMES
JRST COPFLN
MCOERR: SETOM CERRF ;REMEMBER THAT THIS FILE HAD ERROR
JRST COPDON
;**;[989] Add one line at COPFLE+0L YKT 14-DEC-83
COPFLE: SETZM HELPSN ;[989]RESTORE THE FLAG
CALLRET CTPOK ;TYPE OK ON LAST FILE IF APPROPRIATE
;CTPOK TYPES [OK] IF APPROPRIATE.
CTPOK: SKIPE CERRF ;ERRORS?
RET ;YES, SO NOT OK.
SKIPN POJFLG ;IF NOT OUTPUTTING TO PRIMARY JFN, TYPE [OK] HERE
CALL TYPOK
RET
TDERR: CALL %GETER ;GET ERROR CODE
MOVE A,ERCOD ;...
CALL $ERSTR ;PRINT MSG
ETYPE<%_> ;CRLF
JRST COPDON ;FINISH UP
;COPY/APPEND...
;SUBROUTINE TO GET NEXT USED PAGE # OF DISK FILE.
;TAKES IN A: JFN,,CURRENT PAGE #. RETURNS A 0 IF NO MORE PAGES.
;MUST BE NEAR COPY TO MINIMIZE PAGE FAULTS
$FNUFP: JUMPE A,[RET] ;ALREADY AT END, NOP.
ADDI A,1 ;NEXT PAGE NUMBER
TRNN A,-1
JRST [ SETZ A, ;WRAP-AROUND FROM MAX PAGE NUMBER
RET]
;ENTRY TO GET FIRST USED PAGE NUMBER. DOESN'T INCREMENT FIRST.
$FFUFP: FFUFP
CALL [ CAIE A,FFUFX3 ;"NO MORE PAGES" ERROR?
JRST JERR
SETZ A,
RET]
RET
;ROUTINE TO PREFAULT DISK PAGES IN. CALL IT WITH PAGE NUMBER IN RIGHT
;HALF OF "A". IT RETURNS +1 ALWAYS. THIS ROUTINE LOOKS IN VARIABLE
;"PREPAG" TO DETERMINE WHICH PAGE NUMBER STARTS THE LAST GROUP OF
;PAGES THAT WAS PREFAULTED IN. IF THE PAGE NUMBER IN R.H. OF A ISN'T
;IN THIS GROUP, THIS ROUTINE PREFAULTS IN THE GROUP OF WHICH R.H. A
;IS A MEMBER. THE PAGES ARE PREFAULTED IN TO MEMORY STARTING AT
;LOCATION "BUFPRE", ASSUMED TO BE ON A PAGE BOUNDARY. "NPRE" (DEFINED
;IN XDEF) DEFINES HOW MANY PAGES TO PREFAULT IN.
;ALSO ASSUMES INIFH1 POINTS TO WORD CONTAINING JFN OF
;FILE OPEN AS SOURCE
PREFLT: HRRZ A,A ;KEEP ONLY PAGE NUMBER
IDIVI A,NPRE
IMULI A,NPRE ;CALCULATE FIRST PAGE OF THE GROUP
CAMN A,PREPAG ;IS THIS GROUP ALREADY IN?
JRST PREOUT ;YES, WE'RE DONE
;THE FOLLOWING WAS ADDED TO CORRECTLY HANDLE LONG FILES.
;IF AN ATTEMPT IS MADE TO PRELOAD A PAGE FROM A NONEXISTENT
;SECTION, A FILE OPENED FOR READ-ONLY ACCESS (OF%RD IN OPENF)
;PMAP WILL BARF SINCE IT CAN'T CREATE A PAGE TABLE WITHOUT WRITE
;ACCESS TO THE FILE. ALL THIS CODE DOES IS ELIMINATE THE ANNOYING
;ERROR MESSAGE GENERATED BY JWARN WHEN THIS OCCURS.
; B.TOMCZAK 9/14/79
HRRZ A,A ;NO - CLEAR OUT ANY OTHER TRASH
CAIG A,777 ;SEC GREATER THAN 0?
JRST PREMAP ;NO, SEC 0 ALWAYS EXISTS
PUSH P,A ;SAVE THE PAGE NUMBER DESIRED
SKIPGE B,PREPAG ;HAVE WE ALREADY DONE A MAPPING?
JRST CHKSEC ;NO, SO JUST CHECK CURRENT
ADDI B,NPRE-1 ;GET LAST PG# OF LAST GROUP
XOR B,A ;CHECK SEC#'S
TRNE B,777000 ;CURR IN SAME SEC AS PREVIOUS?
CHKSEC: JRST [ ANDI A,777000 ;NO, GET 1ST PG IN CURRENT SEC
MOVEM A,B ;AND SAVE IT
HRL A,@INIFH1 ;A/ JFN,,PG#
CALL $FFUFP ;FIND NEXT USED PAGE
JUMPE A,[POP P,A ;ZERO MEANS NOTHING IN USE AFTER THIS
RET]
XOR B,A
TRNN B,777000 ;NEXT USED PAGE IN SAME SEC?
JRST .+1 ;YES, MAPPING WILL BE OKAY
POP P,A ;NO, NONEXISTENT SEC
RET] ;MAPPING WILL FAIL
POP P,A ;RESTORE T1 TO PREVIOUS GLORY
PREMAP: MOVEM A,PREPAG ;READ IN THIS GROUP
HRL A,@INIFH1 ;GET HANDLE ON FIRST PAGE OF GROUP TO BE READ IN
MOVE B,[.FHSLF,,<BUFPRE>_-9] ;GET HANDLE ON AREA WE'RE READING INTO
MOVE C,[PM%CNT+PM%PLD+NPRE] ;COUNT GIVEN, PREFAULT, HOW MANY PAGES]
PMAP ;START THE PAGES IN
JWARN ;GIVE WARNING IF THIS PMAP FAILS
PREOUT: RET
;COPY/APPEND SUBCOMMAND TABLE AND ROUTINES
$COPY: TABLE
T ASCII
T BCD,ONEWRD,NIYE,CM%INVIS
T BINARY,ONEWRD
T BYTE
T DUMP,ONEWRD,NIYE,CM%INV
T IMAGE
T RECORD,,,CM%INVIS
TEND
PARF==1B18 ;PARITY CHECK
.ASCII::KEYWD $ASCII
T NOPARITY,,ASCF
JRST CERR
CONFIRM
ASCII2: TXNE P3,PARF
TYPE < ["ASCII PARITY" not implemented yet, will treat as "ASCII"]
>
HRR Z,P3 ;NEW FLAGS FROM TABLE ENTRY
RET
$ASCII: TABLE
T NOPARITY,,ASCF
T PARITY,,PARF+ASCF ;PARF: PARITY CHECK. ASCF: ASCII MODE
TEND
.BINAR::HRRI Z,10000 ;"BINARY" MODE BIT (MODE 14)
RET
.BYTE: NOISE (SIZE)
DECX <Byte size in decimal>
CMERRX
CONFIRM
MOVEI Q1,0(B) ;BYTE SIZE GOES IN Q1 WITH MODES 0
TXO Z,NRMF ;SAY NORMAL MODE
RET
.IMAGE::MOVEI B,[FLDDB. .CMCFM,,,,,[FLDDB. .CMKEY,,$IMAGE]]
CALL FLDSKP ;CONFIRMATION OR KEYWORD
CMERRX <"BINARY" or nothing>
LDB C,[POINT 9,(C),8] ;PICK UP FUNCTION CODE
CAIN C,.CMCFM ;NO ARG TO "DETACH"?
MOVEI B,[T ,,400] ;DUMMY ARG FOR NOTHING TYPED
CAIE C,.CMCFM
CONFIRM ;IF NO CONFIRMATION YET, DO IT NOW
MOVE P3,(B) ;GET TABLE ENTRY
MOVE P3,(P3) ;GET CONTENTS OF WORD POINTED TO BY TABLE ENTRY
JRST ASCII2 ;GO PROCESS MODE
$IMAGE: TABLE
T BINARY,,4000
TEND
.RECOR::NOISE (LENGTH)
JRST NIYE
;OPEN FILE SUBROUTINE
;DOES OPENF, RETURNS ON SUCCESS, GIVES MESSAGE ON FAILURE
;CALL WITH A & B SET UP FOR "OPENF" JSYS.
;CHECKS FOR AND DOES NOT RE-OPEN PRI I/O FILES
; (PRI FILES ARE SOMETIMES DEFAULT ARG VALUES).
$OPEN7::HRLI B,<7B5+0B9>B53 ;ENTER HERE FOR 7 BIT BYTES NORMAL MODE
$OPENF::CALL OPENX ;TRY TO OPEN FILE
JRST ERRFIN ;GO BACK TO TOP LEVEL IF FAILS
RET ;SUCCEEDED
;ROUTINE LIKE ABOVE, BUT SKIPS IFF SUCCESS.
OPENX: STKVAR <OFJFN>
MOVEM A,OFJFN
CALL $IOCHK ;SPECIAL CHECK FOR PRIMARIES AND EXEC IO
RETSKP ;SPECIAL (ALREADY OPEN)
OPENF ;OPEN FILE
CAIA ;FAILED
RETSKP
MOVE C,OFJFN ;RETRIEVE JFN FOR %S
;ENTER HERE WITH ERROR CODE IN A AND JFN IN C
;SHOULD BE CALLED WITH "CALL OPNERR" SO JERR PRINTS CORRECT PC
OPNERR::MOVEI D,0 ;SO WE'LL KNOW IF WE CATCH A FISH
CAIN A,OPNX2 ;NONX FILE?
MOVE D,[LERROR <File is empty: %3S>]
CAIN A,OPNX3
MOVE D,[LERROR <Read protection violation for: %3S>]
CAIN A,OPNX4
MOVE D,[LERROR <Write protection violation for: %3S>]
CAIN A,OPNX6
MOVE D,[LERROR <Append protection violation for: %3S>]
CAIN A,OPNX7
JRST [ MOVE A,C
DVCHR
HLRZ C,C
MOVE D,[LERROR <%1H: is assigned to job %3Q>]
JRST OPNE1]
CAIN A,OPNX8
MOVE D,[LERROR <%3H: is not on-line>]
CAIN A,OPNX9
MOVE D,[LERROR <File is busy: %3S>]
;**;[943] Modify next line YKT 19-JAN-83
;**;[743] Add 2 lines at OPNERR+16 YKT 04-JUL-82
CAIN A,OPNX9+4 ;[743]
MOVE D,[ETYPE <%_%%%Invalid access requested: %3S %_>] ;[943][743]
CAIN D,0 ;IF OTHER ERROR, USE SYSTEM'S VERSION
MOVE D,[LERROR <%?: %3S>]
OPNE1: XCT D ;PRINT ERROR MESSAGE
RET ;SINGLE SKIP RETURN
;ENTER HERE TO CHECK FOR PRIMARY OR EXEC IO ALREADY OPEN
;IF PRIMARY OR EXEC IO, CHECK MODE AND BYTE SIZE
$IOCHK: CAIE A,.PRIIN ;DON'T OPEN PRIMARY IO
CAIN A,.PRIOU
RET
CAME A,CIJFN ;DON'T OPEN EXEC IO FILES
CAMN A,COJFN
RET
RETSKP ;TELL CALLER NOT SPECIAL
;"REDIRECT" AND "DETACH" COMMANDS
;REDIRECT (INFILE) <NAME>/* (OUTFILE) <NAME>/* (AND) START/REENTER/CONT
;DETACH IS SAME SYNTAX AND HAS SAME MEANING EXCEPT IT DETACHES
; TERMINAL AFTER REDIRECTING IO.
;ALL ARGUMENTS CAN BE OMITTED AND DEFAULT TO NULL
.DETAC::TLO Z,DTACHF ;SET "DETACH" FLAG
;START/REENTER/CONTINUE ARGUMENT
NOISE <AND>
MOVEI B,[FLDDB. .CMCFM,,,,,[FLDDB. .CMKEY,,$REDIR]]
CALL FLDSKP ;CONFIRMATION OR KEYWORD
CMERRX <"START", "REENTER", "CONTINUE", or nothing>
LDB C,[331100,,(C)] ;PICK UP FUNCTION CODE
CAIN C,.CMCFM ;NO ARG TO "DETACH"?
MOVEI B,[T NOTHING,,<[XWD ..DTCH,[RET]]>] ;DUMMY ARG FOR NOTHING TYPED
CAIE C,.CMCFM
CONFIRM ;IF NO CONFIRMATION YET, DO IT NOW
MOVE P3,(B) ;GET TABLE ENTRY
MOVE P3,(P3) ;GET CONTENTS OF WORD POINTED TO BY TABLE ENTRY
;P3 POINTS TO A WD WHOSE RH POINTS TO A SUBR TO FINISH DECODING
; AND CHECK THE ARGUMENT.
MOVE A,FORK ; SET FORK HANDLE OF CURRENT FORK
MOVE B,(P3)
CALL (B) ;CALL ARGUMENT-DEPENDENT DECODE & CHECK SUBR
TLNE Z,DTACHF
ETYPE < Detaching job # %J
>
;**;[727] Delete 2 lines at .DETAC:+25L KR 29-APR-82
HLRZ A,(P3)
JRST (A) ;DISPATCH TO
;FINAL-ARGUMENT-DEPENDENT EXECUTION ROUTINE
;TABLE FOR THIRD ARGUMENT
;VALUE POINTS TO A WORD --
; RH: DECODE-AND-CHECK SUBR ADDRESS
; LH: EXECUTION DISPATCH ADDRESS
$REDIR: TABLE
T CONTINUE,,<[XWD ..CONT,$CONTI]>
T REENTER,,<[XWD ..REEN,$REENT]>
T START,,<[XWD ..STRT,$START]>
TEND
;EXECUTION ROUTINE FOR NULL THIRD ARGUMENT
..DTCH::TLNE Z,DTACHF
DTACH
;**;[727] Insert 2 lines at ..DTCH:+2L KR 29-APR-82
MOVEI Q1,ETTYMD ;TTY MODES FOR USE WHEN EXEC IS RUNNING
CALL LTTYMD ;PUT SAME INTO EFFECT NOW.
JRST CMDIN4
;..CONT, ..REEN, ..STRT ARE WITH THE CORRESPONDING COMMANDS.
END