219 lines
8.3 KiB
OpenEdge ABL
219 lines
8.3 KiB
OpenEdge ABL
52000 #include "rundecs.h"
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52010 (* COPYRIGHT 1983 C.H.LINDSEY, UNIVERSITY OF MANCHESTER *)
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52020 (**)
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52030 (**)
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52040 FUNCTION STRUCTSCOPE(STRUCTPTR: UNDRESSP; TEMPLATE: DPOINT):DEPTHRANGE; EXTERN;
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52050 PROCEDURE GARBAGE(ANOBJECT:OBJECTP); EXTERN;
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52060 FUNCTION NEXTEL(I: INTEGER; VAR PDESC1: PDESC): BOOLEAN; EXTERN;
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52070 PROCEDURE PCINCR(STRUCTPTR: UNDRESSP; TEMPLATE: DPOINT; INCREMENT: INTEGER); EXTERN;
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52080 PROCEDURE FORMPDESC(OLDESC: OBJECTP; VAR PDESC1: PDESC); EXTERN;
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52090 PROCEDURE PCINCRMULT(ELSPTR: OBJECTP; INCREMENT: INTEGER); EXTERN;
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52100 FUNCTION COPYDESC(ORIGINAL: OBJECTP; NEWSORT: STRUCTYPE): OBJECTP; EXTERN;
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52110 PROCEDURE TESTCC (TARGET: OBJECTP); EXTERN;
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52120 PROCEDURE ERRORR(N :INTEGER); EXTERN;
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52130 FUNCTION CHKDESC(SOURCEMULT, CDESC: OBJECTP): OBJECTP; EXTERN;
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52140 (**)
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52150 (**)
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52160 PROCEDURE PCINCRSLICE(MULT: OBJECTP; VAR APDESC: PDESC; INCREMENT: INTEGER);
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52170 VAR I, ELSIZE: INTEGER;
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52180 TEMPLATE: DPOINT;
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52190 PTR: UNDRESSP;
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52200 BEGIN WITH APDESC, MULT^ DO
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52210 BEGIN
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52220 TEMPLATE := MDBLOCK;
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52230 IF ORD(TEMPLATE)<=MAXSIZE THEN (*NOT STRUCT*)
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52240 IF ORD(TEMPLATE)=0 THEN (*DRESSED*)
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52250 WHILE NEXTEL(0, APDESC) DO WITH PDESCVEC[0] DO
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52260 BEGIN
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52270 PTR := INCPTR(PVALUE, PP);
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52280 WHILE ORD(PTR)<ORD(PVALUE)+PP+PSIZE DO WITH PTR^ DO
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52290 BEGIN
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52300 FINCD(FIRSTPTR^,INCREMENT);
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52310 IF FPTST(FIRSTPTR^) THEN GARBAGE(FIRSTPTR);
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52320 PTR := INCPTR(PTR, SZADDR);
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52330 END
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52340 END
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52350 ELSE (*NO ACTION*)
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52360 ELSE
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52370 BEGIN
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52380 ELSIZE := TEMPLATE^[0];
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52390 IF TEMPLATE^[1]>0 THEN
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52400 WHILE NEXTEL(0, APDESC) DO WITH PDESCVEC[0] DO
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52410 BEGIN
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52420 I := PP;
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52430 WHILE I<PP+PSIZE DO
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52440 BEGIN PCINCR(INCPTR(PVALUE, I), TEMPLATE, INCREMENT); I := I+ELSIZE END
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52450 END
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52460 END
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52470 END
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52480 END;
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52490 (**)
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52500 (**)
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52510 FUNCTION MULTSCOPE(MULT: OBJECTP):DEPTHRANGE;
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52520 VAR TEMPLATE: DPOINT;
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52530 NEWEST, CURRENT: DEPTHRANGE;
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52540 DRESSED: BOOLEAN;
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52550 APDESC: PDESC;
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52560 ELSIZE: INTEGER;
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52570 PTR: UNDRESSP;
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52580 BEGIN
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52590 TEMPLATE := MULT^.MDBLOCK;
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52600 DRESSED := ORD(TEMPLATE)=0;
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52610 IF DRESSED THEN ELSIZE := 1 ELSE ELSIZE := TEMPLATE^[0];
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52620 NEWEST := 0;
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52630 WITH MULT^ DO
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52640 IF BPTR=NIL THEN (*NOT A SLICE*)
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52650 BEGIN
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52660 PTR := INCPTR(PVALUE, ELSCONST);
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52670 WHILE ORD(PTR)<ORD(PVALUE)+ELSCONST+PVALUE^.D0 DO
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52680 BEGIN
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52690 IF DRESSED THEN WITH PTR^.FIRSTPTR^ DO
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52700 IF NEWEST<OSCOPE THEN NEWEST := OSCOPE
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52710 ELSE (*NO ACTION*)
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52720 ELSE BEGIN
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52730 CURRENT := STRUCTSCOPE(PTR, TEMPLATE);
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52740 IF NEWEST<CURRENT THEN NEWEST := CURRENT
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52750 END;
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52760 PTR := INCPTR(PTR, ELSIZE);
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52770 END;
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52780 PVALUE^.OSCOPE := NEWEST;
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52790 END
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52800 ELSE (*A SLICE*)
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52810 BEGIN
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52820 FORMPDESC(MULT, APDESC);
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52830 WHILE NEXTEL(0, APDESC) DO WITH APDESC DO WITH PDESCVEC[0] DO
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52840 BEGIN
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52850 PTR := INCPTR(PVALUE, PP);
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52860 WHILE ORD(PTR)<ORD(PVALUE)+PP+PSIZE DO
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52870 BEGIN
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52880 IF DRESSED THEN WITH PTR^.FIRSTPTR^ DO
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52890 IF NEWEST<OSCOPE THEN NEWEST := OSCOPE
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52900 ELSE (*NO ACTION*)
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52910 ELSE BEGIN
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52920 CURRENT := STRUCTSCOPE(PTR, TEMPLATE);
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52930 IF NEWEST<CURRENT THEN NEWEST := CURRENT
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52940 END;
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52950 PTR := INCPTR(PTR, ELSIZE);
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52960 END
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52970 END
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52980 END;
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52990 MULT^.OSCOPE := NEWEST;
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53000 MULTSCOPE := NEWEST
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53010 END;
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53020 (**)
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53030 (**)
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53040 FUNCTION TASSTM(DESTINATION, SOURCE: OBJECTP): OBJECTP;
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53050 (*PASSIGNTT+4*)
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53060 VAR DESTELS, SOURCELS, NEWSOURCE: OBJECTP;
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53070 VECPOS, ELSIZE: INTEGER;
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53080 PDESC1, PDESC2: PDESC;
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53090 DUMMY: BOOLEAN;
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53100 BEGIN
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53110 SOURCE := CHKDESC(SOURCE, DESTINATION);
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53120 SOURCELS := SOURCE^.PVALUE;
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53130 WITH DESTINATION^ DO
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53140 IF SORT = REFSLN THEN
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53150 BEGIN
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53160 IF FPTWO(ANCESTOR^.PVALUE^) THEN
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53170 TESTCC(DESTINATION);
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53180 DESTELS := ANCESTOR^.PVALUE;
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53190 FORMPDESC(DESTINATION, PDESC2);
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53200 PCINCRSLICE(ANCESTOR, PDESC2, -INCRF);
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53210 IF SOURCE^.BPTR=NIL THEN
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53220 WITH PDESC2 DO
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53230 BEGIN (*SOURCE IS NOT A SLICE*)
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53240 PCINCRMULT(SOURCELS, +INCRF);
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53250 VECPOS := ELSCONST;
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53260 WHILE NEXTEL(0, PDESC2) DO WITH PDESCVEC[0] DO
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53270 BEGIN
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53280 MOVELEFT(INCPTR(SOURCELS, VECPOS), INCPTR(DESTELS, PP), PSIZE);
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53290 VECPOS:= VECPOS+PSIZE;
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53300 END;
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53310 END
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53320 ELSE
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53330 BEGIN (*SOURCE IS A SLICE*)
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53340 FORMPDESC(SOURCE, PDESC1);
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53350 PCINCRSLICE(SOURCE, PDESC1, +INCRF);
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53360 IF PDESC1.PSIZE>PDESC2.PSIZE THEN
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53370 WHILE NEXTEL(0, PDESC1) DO
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53380 WITH PDESC1, PDESCVEC[0] DO
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53390 BEGIN
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53400 VECPOS := PP;
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53410 WHILE VECPOS<PP+PSIZE DO
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53420 BEGIN
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53430 DUMMY := NEXTEL(0, PDESC2);
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53440 WITH PDESC2 DO WITH PDESCVEC[0] DO
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53450 BEGIN
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53460 MOVELEFT(INCPTR(SOURCELS, VECPOS), INCPTR(DESTELS, PP), PSIZE);
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53470 VECPOS := VECPOS+PSIZE
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53480 END
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53490 END
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53500 END
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53510 ELSE
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53520 WHILE NEXTEL(0, PDESC2) DO WITH PDESC2, PDESCVEC[0] DO
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53530 BEGIN
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53540 VECPOS := PP;
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53550 WHILE VECPOS<PP+PSIZE DO BEGIN
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53560 DUMMY := NEXTEL(0, PDESC1);
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53570 WITH PDESC1 DO WITH PDESCVEC[0] DO
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53580 BEGIN
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53590 MOVELEFT(INCPTR(SOURCELS, PP), INCPTR(DESTELS, VECPOS), PSIZE);
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53600 VECPOS := VECPOS+PSIZE
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53610 END
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53620 END
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53630 END
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53640 END
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53650 END
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53660 ELSE (* SORT IS REFR OR RECR *)
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53670 IF SOURCE^.BPTR=NIL THEN (*SOURCE IS NOT A SLICE*)
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53680 BEGIN
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53690 DESTELS := PVALUE;
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53700 WITH SOURCELS^ DO
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53710 IF DESTELS^.CCOUNT>=CCOUNT THEN
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53720 IF CCOUNT<>0 THEN CCOUNT := CCOUNT+1 ELSE (*NA*)
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53730 ELSE IF DESTELS^.CCOUNT=0 THEN CCOUNT := 0;
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53740 (*CCOUNT=0 TREATED AS INFINITY*)
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53750 (*CCOUNT(SOURCELS) = MAX(CCOUNT(SOURCELS), CCOUNT(DESTELS)+1)*)
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53760 NEWSOURCE:=COPYDESC(SOURCE,MULT);
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53770 FPINC(SOURCELS^);
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53780 FPINC(NEWSOURCE^);
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53790 IF FPTST(PVALUE^) THEN GARBAGE(PVALUE);
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53800 PVALUE:= SOURCELS
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53810 END
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53820 ELSE
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53830 BEGIN
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53840 IF FPTWO(PVALUE^) THEN
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53850 TESTCC(DESTINATION);
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53860 DESTELS := PVALUE;
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53870 FORMPDESC(SOURCE, PDESC1);
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53880 PCINCRSLICE(SOURCE, PDESC1, +INCRF);
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53890 PCINCRMULT(DESTELS, -INCRF);
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53900 VECPOS := ELSCONST;
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53910 WHILE NEXTEL(0, PDESC1) DO WITH PDESC1, PDESCVEC[0] DO
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53920 BEGIN
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53930 MOVELEFT(INCPTR(SOURCELS, PP), INCPTR(DESTELS, VECPOS), PSIZE);
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53940 VECPOS:= VECPOS+PSIZE
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53950 END
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53960 END;
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53970 IF FPTST(SOURCE^) THEN GARBAGE(SOURCE);
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53980 TASSTM := DESTINATION;
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53990 END;
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54000 (**)
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54010 (**)
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54020 FUNCTION SCPTTM(DESTINATION, SOURCE: OBJECTP): OBJECTP;
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54030 (*PSCOPETT+4*)
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54040 BEGIN
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54050 WITH SOURCE^ DO
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54060 BEGIN
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54070 IF OSCOPE=0 THEN OSCOPE := MULTSCOPE(SOURCE);
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54080 IF DESTINATION^.OSCOPE<OSCOPE THEN ERRORR(RSCOPE);
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54090 END;
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54100 SCPTTM := TASSTM(DESTINATION, SOURCE);
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54110 END;
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54120 (**)
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54130 (**)
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54140 (*-02() BEGIN END ; ()-02*)
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54150 (*+01()
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54160 BEGIN (*OF MAIN PROGRAM*)
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54170 END (*OF EVERYTHING*).
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54180 ()+01*)
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