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Trailing-Edge - PDP-10 Archives - BB-4172G-BM - 4-sources/makram.mac
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;<4.UTILITIES>MAKRAM.MAC.3,  3-Jan-80 15:26:01, EDIT BY R.ACE
;UPDATE COPYRIGHT DATE
;<4.UTILITIES>MAKRAM.MAC.2, 10-Mar-79 14:08:01, EDIT BY KONEN
;UPDATE COPYRIGHT FOR RELEASE 4
;<4.UTILITIES>MAKRAM.MAC.1, 23-Jan-79 16:11:15, Edit by KONEN
;UPDATE VERSION NUMBER FOR RELEASE 4
	TITLE MAKRAM - PROGRAM TO MAKE BINARY RAM FILE FOR LP20	



;THIS SOFTWARE IS FURNISHED UNDER A LICENSE AND MAY ONLY BE USED
;  OR COPIED IN ACCORDANCE WITH THE TERMS OF SUCH LICENSE.
;
;COPYRIGHT (C) 1976,1977,1978,1979,1980 BY DIGITAL EQUIPMENT CORPORATION, MAYNARD, MASS.

	SEARCH MONSYM,MACSYM
	.REQUIRE SYS:MACREL
	SALL
	IFDEF .PSECT,<
	.DIRECT FLBLST>
	IFNDEF .PSECT,<
	.DIRECT .XTABM>

;THIS PROGRAM ACCEPTS TEXT INPUT DESCRIBING TRANSLATION ACTION
;TO BE PERFORMED ON CERTAIN ASCII CHARACTERS. AN INITIAL RAM IS
;ASSEMBLED IN WHICH CORRESPONDS TO THE STANDARD BA10 TRANSLATION
;ALGORITHM FOR A 96 CHARACTER LP10.

; VERSION INFORMATION

VMAJOR==4		;MAJOR VERSION
VMINOR==0		;MINOR VERSION
VWHO==0			;WHO LAST EDITED (0=DEC DEVELOPMENT)
VEDIT==2		;EDIT NUMBER

VMAKTR== <VWHO>B2+<VMAJOR>B11+<VMINOR>B17+VEDIT


;DEFINTIONS

A==1
B==2
C==3
D==4
W1==5
W2==6
P==17

BUFSIZ==100
NCHPW==5
ATMSIZ==100
GJFSIZ==.GJRTY+2

	DEFINE TXTPTR (MSG) <POINT 7,[ASCIZ /MSG/]>
	DEFINE RAMWRD (TYPE,DATUM) <
	IFE TYPE-OTHER,<
		..T==TRNBIT+DATUM ;;TRANSLATE TO OTHER
		>
	IFE TYPE-ARROW,<
		..T==INTBIT+"^"	;;FORM DATUM WORD
		>		;;END OF ARROW TRANSLATION

	IFE TYPE-SELF,<
		..T==TRNBIT+BYTE ;;TRANSLATE TO SELF
		>

	IFE TYPE-PAPER,<
		..T==VFUBIT+<DATUM-1> ;;PAPER MOTION
		>

	IFE TYPE-DEL,<
		..T==DELBIT	;;DELIMITER
		>
	IFE TYPE-IGNORE,<
		..T==TRNBIT+0	;;SEND NON-PRINTING CHARACTER
		>
	IFE TYPE-IMAGE,<
		..T==DATUM	;;PROVIDE BINARY QUANTITY
		>

	IFE BYTE&1,< .T==..T_^D18>
	IFN BYTE&1,< .T+..T>	;;GENERATE WORD
	BYTE==BYTE+1		;;NEXT BYTE
>				;;END OF MACRO

;DEFINITIONS FOR THE ABOVE MACRO

PAPBIT==1B27			;PAPER MOTION BIT
DELBIT==1B25			;DELIMITER BIT
ARROW==0			;ARROW MODE
SELF==1				;TRANSLATE TO SELF
TRNBIT==1B26			;TRANSLATE BIT
INTBIT==1B24			;PAPER BIT 
PAPER==2			;PAPER MOTION CHARATCER
VFUBIT==PAPBIT+TRNBIT
DEL==3				;DELIMITER
DELBIT==1B25
OTHER==4
IGNORE==5			;IGNORE THIS CODE
IMAGE==6			;DATUM IS FULL DESCRIPTION

;DATA

CMDBLK:	BLOCK .CMGJB+5		;COMD STATE BLOCK
ATMBFR:	BLOCK ATMSIZ		;ATOM BUFFER
GJFBLK:	BLOCK GJFSIZ		;GTJFN LONG FORM BLOCK
EIGHTB:	BLOCK 1			;0: 7 DATA BITS, 1: EIGHT DATA BITS
PDLN==50			;LENGTH OF PDL
PDL:	BLOCK PDLN		;ALLOCATE PDL
BUFFER:	BLOCK 100		;RESERVE LINE SPACE
	SUBTTL	GENERATE THE RAM
BYTE==0			;START AT 0
.T==0			;INITIALIZE
..T==0

PRAM:	RAMWRD SELF		;NULL GOES TO SELF
	REPEAT ^D8,<RAMWRD ARROW> ;1-10 IS ARROW MODE
	RAMWRD SELF		;TAB GOES TO SELF
	RAMWRD PAPER,^D8	;LF IS VERT MOTION
	RAMWRD PAPER,7		;VT IS CHANNEL 7
	RAMWRD PAPER,1		;FF IS TOP OF FORM
	RAMWRD PAPER,1B31+1	;SPACE 0 LINES
	REPEAT 2,<RAMWRD ARROW> ;16-17 ARROW TRANSLATION
	RAMWRD PAPER,2		;20 VFU CH 2
	RAMWRD PAPER,3		;21 VFU CH 3
	RAMWRD PAPER,4		;22 VFU CH 4
	RAMWRD PAPER,5		;23 VFU CH 5
	RAMWRD PAPER,6		;24 VFU CH 6
	REPEAT 6,<RAMWRD ARROW>	;25-32 ARROW MODE
	RAMWRD OTHER,"$"	;33 PRINTS AS $
	REPEAT 4,<RAMWRD ARROW>	;34-37 ARROW MODE
	REPEAT 177-40,<
	   RAMWRD SELF>		;ALL REST GO TO SELF
	RAMWRD IGNORE		;EXCEPT DELETE, WHO HAD NONE!!!!

;NOW GENERATE BLOCK TO HOLD BUILT RAM

RAM:	BLOCK 200		;THE RAM
	RELOC 2000-140		;START THE CODE

; ENTRY VECTOR DEFINITION

ENTVEC:	JRST START
	JRST START
	EXP VMAKTR


CMDTAB:	ELEV1-.-1,,ELEV1-.-1
	XWD [ASCIZ /ARROW-MODE/],AROW
	XWD [ASCIZ /DELIMITED-TRANSLATE/],DTRANS
	XWD [ASCIZ /EXIT/],.EXIT
	XWD [ASCIZ /HELP/],.HELP
	XWD [ASCIZ /LOWER-CASE/],LOWER
	XWD [ASCIZ /NUMBER-OF-DATA-BITS/],NDBITS
	XWD [ASCIZ /OUTPUT/],OUTPUT
	XWD [ASCIZ /TRANSLATE/],TRANS
	XWD [ASCIZ /UPPER-CASE/],UPPER
ELEV1:

PROMPT:	ASCIZ /MAKRAM>/
HLPTXT:	ASCIZ /NEW?/
	SUBTTL	COMMAND PARSER AND DISPATCH

START:	RESET			;CLEAN UP
	MOVE A,[PRAM,,RAM]	;MOVE PROTOTYPE RAM
	BLT A,RAM+77		;DO FIRST 200 CHARACTERS
	MOVE A,[PRAM,,RAM+100]
	BLT A,RAM+177		;DO SECOND 200 CHARACTERS
	SETZM EIGHTB		;ASSUME 7 DATA BITS
	HRROI A,PROMPT		;GET POINTER TO PROMPT STRING
	MOVEM A,CMDBLK+.CMRTY	;PUT RE-TYPE PROMPT POINTER IN STATE BLOCK
	HRROI A,BUFFER		;GET POINTER TO INPUT TEXT BUFFER
	MOVEM A,CMDBLK+.CMPTR	;SAVE POINTER TO COMMAND STRING
	MOVEM A,CMDBLK+.CMBFP	;SAVE POINTER TO START-OF-BUFFER
	MOVE A,[.PRIIN,,.PRIOU] ;GET PRIMARY INPUT,, OUTPUT JFN'S
	MOVEM A,CMDBLK+.CMIOJ	;SAVE PRIMARY JFN'S
	MOVEI A,PARSE1		;GET RE-PARSE ADDRESS
	MOVEM A,CMDBLK+.CMFLG	;SAVE RE-PARSE ADDRESS
	SETZM CMDBLK+.CMINC	;INITIALIZE # OF CHARACTERS AFTER POINTER
	MOVEI A,BUFSIZ*NCHPW	;GET # OF CHARACTERS IN BUFFER AREA
	MOVEM A,CMDBLK+.CMCNT	;SAVE INITIAL # OF FREE CHARACTER POSITIONS
	HRROI A,ATMBFR		;GET POINTER TO ATOM BUFFER
	MOVEM A,CMDBLK+.CMABP	;SAVE POINTER TO LAST ATOM INPUT
	MOVEI A,ATMSIZ*NCHPW	;GET # OF CHARACTERS IN ATOM BUFFER
	MOVEM A,CMDBLK+.CMABC	;SAVE COUNT OF SPACE LEFT IN ATOM BUFFER
PARSE:
COMMAN:	MOVEI A,CMDBLK		;GET ADDRESS OF COMMAND STATE BLOCK
	MOVEI B,[FLDDB. (.CMINI)] ;GET FUNCTION DESCRIPTOR BLOCK
	COMND			;INITIALIZE COMMAND SCANNER JSYS

PARSE1:	MOVE A,[GJFBLK,,GJFBLK+1] ;SET UP TO CLEAR GTJFN BLOCK
	MOVE P,[IOWD PDLN,PDL]	;GET STACK SET UP
	SETZM GJFBLK		;CLEAR FIRST WORD OF BLOCK
	BLT A,GJFBLK+GJFSIZ-1	;CLEAR GTJFN BLOCK

	MOVEI A,GJFBLK		;GET ADDRESS OF GTJFN BLOCK
	MOVEM A,CMDBLK+.CMGJB	;STORE POINTER TO GTJFN BLOCK
	MOVEI A,CMDBLK		;GET POINTER TO COMMAND STATE BLOCK
	MOVEI B,[FLDDB. (.CMKEY,,CMDTAB)] ;GET FUNCTION BLOCK
	COMND			;DO INITIAL PARSE
	TXNN A,CM%NOP		;VALID COMMAND ENTERED ?
	JRST PARSE5		;YES, GO DISPATCH TO PROCESSING ROUTINE
	CALL TSTCOL		;GO SEE IF CRLF NEEDED
	TMSG <? MAKRAM: No such MAKRAM command as ">
	MOVE A,CMDBLK+.CMABP	;GET POINTER TO ATOM BUFFER
	PSOUT			;OUTPUT STRING ENTERED BY USER
	TMSG <"
>				;OUTPUT END-OF-MESSAGE
	JRST PARSE		;GO TRY TO GET A COMMAND AGAIN

PARSE5:	HRRZ A,(B)		;GET DISPATCH ADDRESS
	CALL (A)		;PERFORM REQUESTED FUNCTION
	JRST PARSE		;GO PARSE NEXT COMMAND
	SUBTTL	ACTION ROUTINES
;
;
; DELIMITED-TRANSLATE (CHARACTER CODE)
; TRANSLATE (CHARACTER CODE)
;
DTRANS:
	TDZA W1,W1		;ASSUME NO TRANSLATE
TRANS:
	MOVEI W1,TRNBIT		;GET TRANSLATE BIT
	MOVEI B,[FLDDB. (.CMNOI,,TXTPTR<CHARACTER CODE>)]
	CALL SKNOIS		;GO DO NOISE WORDS
	CALL GETCOD		;GO GET A NUMBER
	 RET			;FAILED
	STKVAR <SVCODE>
	MOVEM B,SVCODE
	MOVEI B,[FLDDB. (.CMNOI,,TXTPTR<TO>)]
	CALL SKNOIS
	MOVEI B,[FLDDB. (.CMKEY,,TRNTAB,<OCTAL CHARACTER CODE
 OR>)]
TRANS1:
	COMND
	HRRZ B,(B)		;GET THE DISPATCH
	TXNE A,CM%NOP		;THAT FAILED??
	 MOVEI B,GETCOD		;YES-- TRY FOR A CODE
	CALL (B)		;CALL PROCESSOR
	 RET			;OOPS
	CALL FINLIN		;GET CONFIRMATION
	 RET			;SORRY
	IOR B,W1		;SET TRANSLATE/DELIMITER BITS
	MOVE A,SVCODE		;THE CODE
	CALL SETFLD		;GO CHANGE RAM
	RET			;AND DONE
;
; ACTION ROUTINES FOR "TRANSLATE" COMMAND
;
TRNTAB:
	XWD TRNTBZ,TRNTBZ
	XWD [ASCIZ/DELIMTER-CHARACTER/],DELIM
	XWD [ASCIZ/NO-ACTION/],NOACT
	XWD [ASCIZ/SLEW/],SLEW
	XWD [ASCIZ/VFU-CHANNEL/],VFU
TRNTBZ==.-TRNTAB-1
;
DELIM:
	MOVEI B,[FLDDB. (.CMNOI,,<TXTPTR <WITH>>)]
	CALL SKNOIS		;NOISE
	IORI W1,DELBIT		;SET DILIMITER BIT
	MOVEI B,[FLDDB. (.CMKEY,,DLMTAB,<OCTAL CHARACTER CODE
 OR>,<NO-ACTION>)]
	POP P,(P)		;TRASH THE RETURN
	CALLRET TRANS1		;AND FINISH UP
;
DLMTAB:
	XWD DLMTBZ,DLMTBZ
	XWD [ASCIZ/NO-ACTION/],NOACT
	XWD [ASCIZ/SLEW/],SLEW
	XWD [ASCIZ/VFU-CHANNEL/],VFU
DLMTBZ==.-DLMTAB-1
;
NOACT:
	SETZ B,			;NO ACTION IS ZERO
	RETSKP			;GO AWAY HAPPY
;
SLEW:
	CALL DECIN		;GET LINES
	 RET
	PUSH P,B		;SAVE THAT MAN
	MOVEI B,[FLDDB. (.CMNOI,,TXTPTR<LINES>)]
	CALL SKNOIS
	POP P,B			;RESTORE THE LOST SOUL
	CAIL B,0		;SLEW -VE LINES??
	CAILE B,^D15		; BUT ONLY UP TO 15
	 JRST [	CALL TSTCOL
		TMSG <? MAKRAM: Slew value out of range 0 to 15
>
		RET]
	IORI B,PAPBIT+1B<35-4>	;SAY A PAPER MOTION BIT
	RETSKP			;AND DONE
;
VFU:
	CALL DECIN
	 RET
	SOSL B			;VALID CHANNEL?
	CAIL B,^D12		;STILL
	 JRST [	CALL TSTCOL
		TMSG <? MAKRAM: Channel out of range 1 to 12
>
		RET]
	IORI B,PAPBIT		;TO THE VFU
	RETSKP
;
; NUMBER-OF-DATA-BITS (IS)
;
NDBITS:
	MOVEI B,[FLDDB. (.CMNOI,,<TXTPTR <IS>>)]
	CALL SKNOIS
	MOVEI B,[FLDDB. (.CMKEY,,NDBTAB)]
	COMND			;GET THE TYPE-IN
	TXNE A,CM%NOP		;FAILED?
	 JRST [	CALL TSTCOL
		TMSG <? MAKRAM: Invalid number of data bits
>
		RET]
	CALL FINLIN		;GET CONFIRM
	 RET			;NOT REALLY
	HRRE B,(B)		;GET THE VALUE
	MOVEM B,EIGHTB		;SET THE FLAG
	RET			;OK
;
NDBTAB:
	XWD NDBTBZ,NDBTBZ
	XWD [ASCIZ/7/],0
	XWD [ASCIZ/8/],1
NDBTBZ==.-NDBTAB-1
;
; UPPER-CASE (OUTPUT ONLY)
;
UPPER:	MOVEI B,[FLDDB. (.CMNOI,,TXTPTR<OUTPUT ONLY>)]
	CALL SKNOIS
	MOVEI B,TRNBIT+"@"	;DO RAISE
;
LOOP:	CALL FINLIN		;GET CONFIRM
	 RET			;NO CONFIRM
	MOVEI A,"@"+40		;DO ALL LOWER CASE LETTERS
	STKVAR <SVA,SVB>
	MOVEM A,SVA
	MOVEM B,SVB		;STASH THEM
	MOVEI W1,177-140	;DO ALL CODES FROM 140 TO 176 (LEAVE DEL ALONE)
LOOP1:	CALL SETFLD		;SET A FIELD
	AOS A,SVA
	AOS B,SVB
	SOJG W1,LOOP1		;DO ALL
	RET			;DONE
;
; LOWER-CASE (OUTPUT)
;
LOWER:	MOVEI B,[FLDDB. (.CMNOI,,TXTPTR<OUTPUT>)]
	CALL SKNOIS
	MOVEI B,TRNBIT+"@"+40	;CONVERT TO SELF
	CALLRET LOOP		;GO TO IT
;
; ARROW-MODE (FOR CHARACTER CODE)
;
AROW:	MOVEI B,[FLDDB. (.CMNOI,,TXTPTR<FOR CHARACTER CODE>)]
	CALL SKNOIS
	CALL GETCOD		;GET CODE
	 RET
	CALL FINLIN		;DO CONFIRM
	 RET
	MOVEI A,0(B)		;THE CODE
	MOVEI B,INTBIT+"^"	;ARROW MODE TRANSLATION
	CALL SETFLD		;GO MODIFY RAM
	RET			;AND DONE
;
; OUTPUT (TO RAM FILE)
;

OUTPUT:	MOVEI B,[FLDDB. (.CMNOI,,TXTPTR<TO RAM FILE>)]
	CALL SKNOIS
	MOVEI A,CMDBLK
	MOVEI B,[FLDDB. (.CMOFI)]
	COMND			;GET OUTPUT FILE
	TXNN A,CM%NOP		;MAKE IT?
	JRST OUT1		;YES
	CALL TSTCOL
	TMSG <? MAKRAM: Illegal file spec
>
	RET			;ERROR

OUT1:	MOVE A,B		;SAVE JFN
	MOVE B,[220000,,100000]
	OPENF			;OPEN IT
	 JRST [	CALL TSTCOL
		TMSG <? MAKRAM: Could not OPEN output file
>
		RET]		;GIVE UP
	MOVE B,[POINT ^D18,RAM]
	MOVNI C,400		;DO ALL OF RAM
	SOUT			;WRITE IT
	CLOSF			;CLOSE THE FILE
	 JFCL			;?
	RET			;RETURN TO PARSER
; EXIT COMMAND

.EXIT:	MOVEI B,[FLDDB. (.CMNOI,,TXTPTR<TO MONITOR>)]
	CALL SKNOIS		;DO NOISE
	CALL FINLIN		;GET CONFIRM
	 RET			;NO CONFIRM
	HALTF			;TO THE EXEC
	JRST START		;IN CASE OF CONTINUE


; HELP COMMAND

.HELP:;
; HELP (WITH MAKRAM)
;
$HELP:
	MOVEI B,[FLDDB. (.CMNOI,,<TXTPTR <WITH MAKRAM>>)]
	CALL SKNOIS		;NOISE
	CALL FINLIN		;CONFIRM
	 RET			;OOPS
	MOVX A,GJ%SHT!GJ%OLD	;SET TO GET
	hrroi b,[asciz /sys:makram.hlp/]
	GTJFN			;OUR HELP FILE
	 JRST HLPERR		;OOPS
	MOVX B,OF%RD+^D7B5	;ASCII, READ
	OPENF			;OPEN THE HELP FILE
	 JRST HLPERR		;OOPS
	HRROI B,100K		;POINT TO SCRATCH
	MOVX C,3*1000*5		;THREE PAGES OF TEXT, MAX
	MOVX D,0		; OR ASCIZ
	SIN			;READ HELP FILE
	ERJMP .+1		;IGNORE EOF, ERRORS
	SETZ A,			;TERMINATE
	IDPB A,B		;THE STRING OF INPUT
	HRROI A,100K		;POINT TO TEXT
	PSOUT			;SEND TO TTY
	JRST PARSE		;GO DO NEXT COMMAND
;
HLPERR:
	CALL TSTCOL		;GET TO COL 1
	TMSG <? MAKRAM: Help file SYS:MAKRAM.HLP not available
 >
	JRST PARSE		;BACK AGAIN
	SUBTTL	UTILITY ROUTINES

SKNOIS:	MOVEI A,CMDBLK
	COMND			;DO NOISE WORDS
	RET			;DONE

OCTIN:	SKIPA B,[[FLDDB. (.CMNUM,,10)]]
DECIN:	MOVEI B,[FLDDB. (.CMNUM,,^D10)]
	MOVEI A,CMDBLK
	COMND			;GET THE NUMBER
	TXNN A,CM%NOP		;WORKED?
	RETSKP			;YES
	CALL TSTCOL
	TMSG <? MAKRAM: Illegal number
>
	RET			;RETURN BAD

SETFLD:	EXCH A,B		;MOVE AROUND ARGS
	IDIVI B,2		;FIND PROPER WORD
	XCT [	HRLM A,RAM(B)
		HRRM A,RAM(B)](C)
	ADDI B,^D128/2		;POINT TO SECOND HALF
	SKIPN EIGHTB		;8 DATA BITS?
	 XCT [	HRLM A,RAM(B)		;NO-- SET HIGH HALF OF RAM ALSO
		HRRM A,RAM(B)](C)	; . .
	RET			;DONE

GETCOD:	CALL OCTIN		;GET A NUMBER
	 RET			;FAILED
	CAIL B,0		;-VE NO GOOD
	CAIL B,^D256		; OR ABOVE 256. WORDS
	 JRST GETCER		;SO SAY FOOEY
	SKIPN EIGHTB		;8 BITS?
	CAIGE B,^D128		;NO-- MUST BE 7 BITS
	 RETSKP			;GOOD
GETCER:
	CALL TSTCOL
	TMSG <? MAKRAM: Character code out of range
>
	RET
; INVALID END-OF-COMMAND

COMER1:	CALL TSTCOL		;TEST COLUMN POSITION
	TMSG <? MAKRAM: Garbage at end-of-command
>				;OUTPUT ERROR MESSAGE
	RET			;RETURN TO WHENCE WE CAME ...


; SUBROUTINE TO TEST COLUMN POSITION AND OUTPUT CRLF IF NEEDED

TSTCOL:	movei A,.priou		;get primary output designator
	rfpos			;read file position
	hrrz B,B		;keep just the column position
	JUMPE B,R		;IF AT COLUMN 1 DO NOT OUTPUT CRLF
	tmsg <
>				;no, output a crlf
	RET			;RETURN

;ROUTINE TO DO END-OF-LINE PROCESSING

FINLIN:	PUSH P,B		;SAVE DATUM
	MOVEI B,[FLDDB. (.CMCFM)] ;CONFIRM
	MOVEI A,CMDBLK		;ARG BLOCK
	COMND			;FINISH PARSE
	TXNE A,CM%NOP		;GOOD PARSE?
	JRST [	POP P,B		;NO
		CALLRET COMER1]	;GO BITCH
	POP P,B			;RESTORE B
	RETSKP			;GOOD

	END <3,,ENTVEC>