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DATAPRG

This website contains an archive of files for the Acorn Electron, BBC Micro, Acorn Archimedes, Commodore 16 and Commodore 64 computers, which Dominic Ford has rescued from his private collection of floppy disks and cassettes.

Some of these files were originally commercial releases in the 1980s and 1990s, but they are now widely available online. I assume that copyright over them is no longer being asserted. If you own the copyright and would like files to be removed, please contact me.

Tape/disk: Home » Archimedes archive » Micro User » MU 1990-05.adf
Filename: DATAPRG
Read OK:
File size: 2330 bytes
Load address: FFFF0E00
Exec address: FFFF802B
Duplicates

There are 3 duplicate copies of this file in the archive:

File contents
   10REM > Database
   20REM Written & Designed by Richard Hull (c) 1989
   30REM
   40:
   50MODE 128:intclock=FALSE:REM internal real time clock ?
   60DIM store% 1500,cb% 256,code% 25,var% 256,p$(600),lb$(50),lb%(50)
   70PROCscreen:PROCassemble:ON ERROR PROCerr
   80REPEAT:PROCtwind(2):VDU 3,31,0,yp%,62
   90UNTIL EVAL("FN"+FNexec(FNinput(&B2))):MODE 131:END
  100:
  110DEF PROCscreen:yp%=0:ch%=0:prime%=0:ovf%=0:tm%=0:ptr%=3:lf%=1:kf%=FALSE
  120asc%=0:RESTORE 380:FOR k%=0 TO 2:READ x%,y%,a%,b%:PROCbox(x%,y%,a%,b%):NEXT
  130PROCtwind(1):PRINT"Database   v4.76    (inc. DPL/2)"
  140PRINT'"Written and Designed by"'"Richard Hull (c) 1989":d%=FNreset:ENDPROC
  150DEF PROCtwind(n%):RESTORE 390:FOR k%=1 TO n%:READ x%,y%,a%,b%:NEXT
  160VDU 28,x%,y%,a%,b%:ENDPROC
  170DEF PROCbox(x%,y%,a%,b%):MOVE x%,y%:DRAW a%,y%:DRAW a%,b%:DRAW x%,b%
  180DRAW x%,y%:MOVE x%+16,b%:MOVE a%+16,b%:PLOT 85,x%+16,b%-16
  190PLOT 85,a%+16,b%-16:MOVE a%+16,y%-16:PLOT 85,a%,b%-16:PLOT 85,a%,y%-16
  200ENDPROC
  210DEF PROCos($cb%):PROCcall(&FFF7):ENDPROC
  220DEF FNinput(n%):!cb%=cb%+&10:cb%?2=n%:cb%?3=32:cb%?4=127
  230A%=0:PROCcall(&FFF1):=$(cb%+&10)
  240DEF FNexec(text$):yp%=VPOS:IF text$="" OR LEFT$(text$,1)="\" :="cr"
  250$cb%=text$:c%=0:REPEAT:c%?cb%=c%?cb% OR &20:c%=c%+1:UNTIL c%?cb%<33
  260$cb%=LEFT$($cb%,INSTR($cb%,"  ")-1):c%=c%+1
  270IF ?cb%=42 c%=1:PROCtwind(3):CLS:PROCos(FNstr):="cr" ELSE :=$cb%
  280DEF PROCerr:VDU 3:PROCos("fx21,3"):PROCtwind(2):VDU 31,0,yp%
  290IF ERR=29 OR ERR=30 PRINT '"No such command"; ELSE REPORT
  300PRINT:yp%=VPOS:ENDPROC
  310DEF FNfilopen:PRINT '"No file open":=FNerr
  320DEF FNerr:yp%=VPOS:fnd=TRUE:=FALSE
  330DEF FNreset:VDU 2,1,27,1,64,1,27,1,81,1,76,3:=FALSE
  340DEF PROCclear:FOR d%=store% TO store%+1495 STEP 4:!d%=0:NEXT:ENDPROC
  350DEF FNclock:A%=14:?cb%=1:PROCcall(&FFF1):=STR$~(cb%?2)+STR$~(cb%?1)+STR$~(cb%?0)
  360DEF FNwait(t):t=t*100:ti%=TIME:REPEAT:UNTIL ti%+t<=TIME:PROCos("fx21"):=FALSE
  370DEF PROCcall(addr%):X%=cb% MOD256:Y%=cb% DIV256:CALL addr%:ENDPROC
  380DATA 0,1023,600,800,640,1023,1240,800,0,760,1240,20
  390DATA 1,5,36,1,41,5,76,1,1,30,76,9
  400:
  410REM ## Options ##
  420DEF FNquit:d%=FNclose:=TRUE
  430DEF FNcr:=FALSE
  440DEF FNcls:FOR n%=2 TO 3:PROCtwind(n%):CLS:NEXT:yp%=0:=FALSE
  450DEF FNcat:PROCtwind(3):CLS:PROCos("INFO *"):=FALSE
  460DEF FNcalc:PRINT ;EVAL FNstr:yp%=yp%+1:=FALSE
  470DEF FNcreate:f$=FNstr:PROCtwind(3):CLS:PRINT"Creating file: ";f$
  480PRINT '"No. of characters per record (Max 1400): ";:REPEAT
  490PRINT TAB(41,2)SPC(4)TAB(41,2);:char%=VAL(FNinput(4))
  500UNTIL char%>0 AND char%<=1400:char%=15+76*(char% DIV 76+1)
  510PRINT '"No. of records in the file: ";:REPEAT:PRINT TAB(28,4)SPC(4)
  520PRINT TAB(28,4);:len%=VAL(FNinput(4)):UNTIL len%>0:ch%=OPENOUT(f$)
  530PRINT #ch%,char%:PRINT TAB(0,6)"Writing file: please wait."
  540EXT #ch%=len%*char%+5:d%=FNclose:PROCtwind(2):VDU 31,0,yp%:=FNdatestamp
  550DEF FNdatestamp:f$=FNstr:PROCwrt:PROCwrt_id_dt(f$,i$+"D",d$):=FNerr
  560DEF PROCwrt:PRINT '"User id: ";:yp%=VPOS:i$=FNinput(5)
  570IF intclock d$=FNclock:ENDPROC ELSEPRINT"Date: ";:yp%=VPOS:d$=FNinput(8)
  580d$=LEFT$(d$,2)+MID$(d$,4,2)+RIGHT$(d$,2):ENDPROC
  590DEF PROCwrt_id_dt(f$,i$,d$):$(cb%+&12)=f$+CHR$13:!cb%=cb%+&12
  600cb%!2=EVAL("&"+i$):cb%!6=EVAL("&"+d$):cb%!&E=3:A%=1:PROCcall(&FFDD):ENDPROC
  610DEF PROCrd_id_dt(f$):$(cb%+&12)=f$+CHR$13:!cb%=cb%+&12:A%=5
  620PROCcall(&FFDD):id$=STR$~cb%!2:dt$=RIGHT$("000000"+STR$~cb%!6,6):ENDPROC
  630DEF FNopen:d%=FNclose:f$=FNstr:ch%=OPENUP(f$)
  640IF ch%=0 PRINT '"Not found":=FNerr
  650PROCwrt:PROCrd_id_dt(f$):yp%=VPOS
  660IF RIGHT$(id$,1)<>"D" PRINT'"Not a Datafile":d%=FNclose:=FNerr
  670PROCtwind(3):CLS:PRINT"File ";f$;" last opened on ";
  680PRINT LEFT$(dt$,2)"/"MID$(dt$,3,2)"/"RIGHT$(dt$,2);
  690PRINT" by User ";RIGHT$("00000"+LEFT$(id$,LENid$-1),5);"."
  700PROCwrt_id_dt(f$,i$+"D",d$):INPUT #ch%,char%:len%=(EXT #ch%)-5
  710rec%=len%/char%:prime%=FNprime(rec%):=FALSE
  720DEF FNclose:PROCclear:prime%=0:ch%=0:CLOSE #ch%:=FALSE
  730DEF FNhash(t$):t$=FNconv(t$):n%=0:FOR t%=1 TO LENt$
  740n%=n%+ASC(MID$(t$,t%,1))*ASC(MID$(t$,t%-1,1)):NEXT:=n% MOD prime%
  750DEF FNprime(t%):REPEAT:t%=t%-1:d%=1:REPEAT:d%=d%+1:UNTIL t% MOD d%=0
  760UNTIL t%=d%:=t%
  770DEF FNread:LOCAL ovf%,g$,addr%:err%=FALSE:IF prime%=0 :=FNfilopen
  780ovf%=-1:g$=FNstr:addr%=FNhash(g$):REPEAT:ovf%=ovf%+1
  790PROCgrpr(addr%,char%,3):UNTIL FNconv($store%)=FNconv(g$) OR $store%=""
  800IF $store%="" PRINT '"Record not found":yp%=VPOS:err%=TRUE:=FALSE
  810PROCtwind(3):CLS:IF kf% VDU ptr%
  820PRINT"Key field: ";$store%;TAB(27);"Overflow: #";ovf%:VDU ptr%
  830PRINT:CALL print:IF asc%<>0 PROCspool
  840FOR n%=1 TO lf%:VDU 1,13:NEXT:VDU 3:=FALSE
  850DEF FNwrite:IF prime%=0 :=FNfilopen
  860n$=FNstr:IF n$="" n$="1"
  870FOR s%=1 TO VAL(n$)
  880PROCtwind(3):CLS:PRINT"Key field: ";:g$=FNinput(14):addr%=FNhash(g$)
  890ovf%=0:REPEAT:PROCgrpr(addr%,15,3)
  900IF FNconv($store%)<>FNconv(g$) AND !store%<>0 ovf%=ovf%+1
  910UNTIL FNconv($store%)=FNconv(g$) OR !store%=0 OR EOF #ch%
  920IF EOF #ch% PROCtwind(2):VDU 31,0,yp%:PRINT '"No room in file":=FNerr
  930PRINT TAB(27,0)"Overflow: #";ovf%TAB(70,0);s%'
  931IF tm% VDU28,1,31,76,9:PROCos("print "+tm$):PROCtwind(3)
  940PROCeditor(char%-15):PROCgrpr(addr%,char%,1):NEXT:=FALSE
  950DEF FNerase:d%=FNread:IF err% :=FALSE
  960PROCtwind(2):VDU 31,0,yp%:PRINT '"Are you sure ? ";
  970IF FNconv(FNinput(3))<>"yes" PRINT '"Aborted":=FALSE
  980FOR n%=0 TO char%-1:n%?store%=0:NEXT:PROCgrpr(addr%,char%,1):=FALSE
  990DEF FNedit:d%=FNread:IF err% :=FALSE
 1000PROCeditor(char%-15):PROCgrpr(addr%,char%,1):=FALSE
 1010DEF PROCgrpr(addr%,no%,wr%)
 1020PROCgbpb(ch%,store%,no%,5+(addr%+ovf%)*char%,wr%):ENDPROC
 1030DEF PROCgbpb(?cb%,cb%!1,cb%!5,cb%!9,A%):PROCcall(&FFD1):ENDPROC
 1040DEF FNconv($cb%):FOR n%=0 TO LEN($cb%)-1:n%?cb%=n%?cb% OR &20:NEXT
 1050:=$cb%
 1060DEF FNchar:A%=135:=(USR &FFF4 AND &FF00) DIV &100
 1070DEF PROCeditor(c%):depth%=2+c% DIV 76:PROCos("fx4,1"):PROCos("fx229,1")
 1080IF depth%<20 PRINT TAB(0,depth%)STRING$(76,"=");
 1090x%=0:y%=2:VDU 31,0,2:REPEAT:g%=GET:IF g%>135 AND g%<140 VDU g%-128
 1100IF VPOS<2 VDU 10 ELSE IF VPOS>depth%-1 VDU 11
 1110IF g%=13 PRINT
 1120IF g%=127 VDU 8,32,8
 1130IF g%>31 AND g%<127 VDU g%
 1140UNTIL g%=27:PROCos("fx4"):PROCos("fx229"):$store%=g$+CHR$13:n%=15
 1150VDU 31,0,2:REPEAT:n%?store%=FNchar:n%=n%+1
 1160VDU 9:UNTIL n%=char%:?(store%+char%)=&FF:ENDPROC
 1170DEF FNtemplate:tm$=FNstr:IF FNconv(tm$)="off" tm%=0:=FALSE
 1180tm%=OPENIN(tm$):CLOSE #tm%
 1190IF tm%=0 PRINT '"Template file not found":yp%=VPOS
 1200:=FALSE
 1210DEF FNbuild:tm$=FNstr:IF prime%=0 :=FNfilopen
 1220PROCtwind(3):CLS:PRINT"Building template file: ";tm$:g$=""
 1230PROCeditor(char%-15):tm%=OPENOUT(tm$):n%=15:REPEAT
 1240BPUT #tm%,n%?store%:n%=n%+1:UNTIL n%?store%=&FF:CLOSE #tm%:=FALSE
 1250DEF FNprinter:ptr%=2:IF FNconv(FNstr)<>"on" ptr%=3:=FALSE
 1260PRINT '"Print key ref. (y/n): ";:REPEAT:PROCos("fx21"):k%=GET OR &20
 1270UNTIL k%=110 OR k%=121:VDU k%:kf%=(k%=121):PRINT ''"No. of LF: ";
 1280x%=POS:y%=VPOS:REPEAT:PRINT TAB(x%,y%)CHR$32;CHR$8;:lf%=VAL(FNinput(2))
 1290UNTIL lf%>=0:=FNerr
 1300:=FALSE
 1310DEF FNsearch:se%=FALSE
 1320DEF FNextract:se%=TRUE
 1330IF prime%=0 :=FNfilopen
 1340PROCtwind(3):CLS:f$=FNstr
 1350PRINT"Key references will be spooled to: ";f$'
 1360PRINT"String to be searched for: ";:target$=FNconv(FNinput(14)):PRINT
 1370PRINT"Search concentrated on key reference or record data (k/r): ";
 1380REPEAT:w%=GET OR&20:UNTIL w%=107 OR w%=114:VDUw%:IFse% VDU 28,1,30,76,15
 1390ch2%=OPENOUT(f$):CLS:FOR addr%=0 TO rec%-1:PROCgrpr(addr%,char%,3)
 1410IF w%=107 PROCkrsearch ELSE PROCrdsearch
 1420NEXT:CLOSE #ch2%:CLS:PRINT '"Search complete.":=FALSE
 1430DEF PROCkrsearch:IF INSTR(FNconv($store%),target$) OR (target$="*" AND !store%<>0) PROCkrfound:ENDPROC ELSE ENDPROC
 1440DEF PROCkrfound:PRINT"Match found, Key ref.: "$store%
 1441PRINT #ch2%,$store%:IF se% ENDPROC
 1450PRINT'"View record/Next match (v/n): ";:REPEAT:PROCos("fx21"):l%=GETOR&20
 1460UNTIL l%=110 OR l%=118:VDU l%:IF l%=118 PROCrdrec($store%)
 1470CLS:ENDPROC
 1480DEF PROCrdsearch:IF !store%=0 ENDPROC
 1490fnd%=FALSE:n%=15:REPEAT
 1500IF (n%?store% OR &20)=ASC(LEFT$(target$,1)) fnd%=FNmatch
 1510n%=n%+1:UNTIL fnd% OR n%=char%:IF fnd% PROCkrfound
 1520NEXT:ENDPROC
 1530DEF FNmatch:f%=0:FOR o%=1 TO LEN(target$)
 1540IF (?(n%+store%+o%-1) OR &20)=ASC(MID$(target$,o%,1)) f%=f%+1 ELSE o%=LEN(target$)
 1550NEXT:IF f%=LEN(target$) :=TRUE ELSE :=FALSE
 1560DEF FNscan:IF prime%=0 :=FNfilopen
 1570PROCtwind(3):CLS:f$=FNstr:ch2%=OPENIN(f$):REPEAT:CLS:err%=FALSE
 1580INPUT #ch2%,key$:PRINT"Key ref.: "key$;"   Skip or read (s/r): ";
 1590REPEAT:PROCos("fx21"):k%=GET OR &20:UNTIL k%=114 OR k%=115:VDU k%
 1600IF k%=114 PROCrdrec(key$)
 1610UNTIL EOF #ch2% OR err%:CLOSE #ch2%:=FALSE
 1620DEF PROCrdrec($(cb%+c%)):d%=FNread
 1630PRINTTAB(48,0)"Press SPACE for next match";:PROCos("fx21"):d%=GET:ENDPROC
 1640DEF FNutility:f$=FNstr:f%=OPENIN(f$):CLOSE #f%
 1650IF f%=0 PRINT '"Utility file not found":=FNerr
 1660PRINT'"Warning: All open files will"SPC(8)"now be closed."
 1670PRINT '"Press Return to continue";:PROCos("fx21"):REPEAT:UNTIL GET=13
 1680PROCos("key 0 CHAIN "+CHR$34+f$+CHR$34+"|L|M")
 1690PROCos("fx138,0,128"):=TRUE
 1700DEF FNascii:ascfnam$=FNstr:asc%=0
 1710IF FNconv(ascfnam$)="off":PRINT '"Spooling off":=FNerr
 1720asc%=OPENOUT(ascfnam$):CLOSE #asc%:PRINT '"Spooling records to: "ascfnam$
 1730:=FNerr
 1740DEF PROCspool:asc%=OPENUP(ascfnam$):PROCgbpb(asc%,store%,15,EXT #asc%,1)
 1750FOR n%=15 TO char% STEP 76:PROCgbpb(asc%,store%+n%,76,EXT #asc%,1)
 1760BPUT #asc%,13:NEXT:$store%=STRING$(76,"=")+CHR$13
 1770PROCgbpb(asc%,store%,77,EXT #asc%,1):CLOSE #asc%:ENDPROC
 1780DEF FNlist:f$=FNstr:ch2%=OPENIN(f$)
 1790IF ch2%=0 CLOSE #ch2%:PRINT '"No such reference file":=FNfilopen
 1800PROCtwind(3):VDU 12,ptr%:PRINT"Listing key ref. file: "f$'
 1810n%=0:REPEAT:INPUT #ch2%,key$:PRINT TAB(n% MOD 4*19)key$;
 1820n%=n%+1:UNTIL EOF #ch2%:CLOSE #ch2%:VDU 3:=FALSE
 1830DEF FNdisplay(i%,j%):PROCtwind(3):t$=FNstr:PRINTTAB(i%,j%);
 1840IF $(cb%+c%)="$" t$=CHR$34+t$+CHR$34
 1850IF INSTR(t$,CHR$34)=1 PRINTMID$(t$,2,LENt$-2); ELSE PRINTEVALt$;
 1860:=FALSE
 1870DEF FNprogram:f$=FNstr:f%=OPENIN(f$):res=0
 1880IF f%=0 PRINT '"Program file not found":CLOSE #f%:=FNerr
 1890p%=0:REPEAT:p%=p%+1:p$(p%)="":REPEAT:k%=BGET #f%
 1900IF k%>31 AND k%<127 p$(p%)=p$(p%)+CHR$k%
 1910UNTIL k%=13:IF LEFT$(p$(p%),1)="." PROClabel
 1920UNTIL EOF #f%:CLOSE #f%:p%=0:REPEAT:p%=p%+1
 1930UNTIL EVAL("FN"+FNexec(p$(p%))):yp%=0:PROCtwind(2):CLS:=FALSE
 1940DEF FNstr:IF LEFT$($(cb%+c%),1)="$" :=$var% ELSE :=$(cb%+c%)
 1950DEF FNstring:$var%=EVAL$(cb%+c%):=FALSE
 1960DEF PROClabel:lb%=lb%+1:lb$(lb%)=FNconv(RIGHT$(p$(p%),LENp$(p%)-1))
 1970lb%(lb%)=p%:p$(p%)="\":ENDPROC
 1980DEF PROClbfnd(lb$):f%=FALSE:co%=0:REPEAT:co%=co%+1
 1990IF FNconv(lb$)=lb$(co%) f%=co%
 2000UNTIL f% OR co%=lb%:ENDPROC
 2010DEF FNjump:PROClbfnd(FNstr)
 2020IF f%=FALSE PRINT '"Label not found: ";FNstr:=FNerr
 2030p%=lb%(f%):=FALSE
 2040DEF FNcompare:c$=EVALFNstr
 2050IF c$=$var% res=0
 2060IF c$>$var% res=+1
 2070IF c$<$var% res=-1
 2080:=0
 2090DEF FNbeq:IF res=0 :=FNjump ELSE :=0
 2100DEF FNbne:IF res<>0 :=FNjump ELSE :=0
 2110DEF FNbpl:IF res=+1 :=FNjump ELSE :=0
 2120DEF FNbmi:IF res=-1 :=FNjump ELSE :=0
 2130DEF FNbnf:IF fnd=FALSE :=FNjump ELSE :=0
 2140DEF FNbfo:IF fnd=TRUE :=FNjump ELSE :=0
 2150DEF PROCassemble:ptr=&70:st=store%+15:FOR pass=0 TO 2 STEP 2
 2160P%=code%:[OPT pass:.print LDA #st MOD 256:STA ptr:LDA #st DIV 256
 2170STA ptr+1:.pr2 LDY #0:.pl LDA (ptr),Y:BEQ stop:JSR &FFE3:INY:BNE pl
 2180INC ptr+1:JMP pr2:.stop RTS:]:NEXT:ENDPROC

� > Database
1� Written & Designed by Richard Hull (c) 1989
�
(:
21� 128:intclock=�:� internal real time clock ?
<C� store% 1500,cb% 256,code% 25,var% 256,p$(600),lb$(50),lb%(50)
F�screen:�assemble:� � �err
P�:�twind(2):� 3,31,0,yp%,62
Z(� �("FN"+�exec(�input(&B2))):� 131:�
d:
nB� �screen:yp%=0:ch%=0:prime%=0:ovf%=0:tm%=0:ptr%=3:lf%=1:kf%=�
x>asc%=0:� �D|A:� k%=0 � 2:� x%,y%,a%,b%:�box(x%,y%,a%,b%):�
�1�twind(1):�"Database   v4.76    (inc. DPL/2)"
�C�'"Written and Designed by"'"Richard Hull (c) 1989":d%=�reset:�
�3� �twind(n%):� �tFA:� k%=1 � n%:� x%,y%,a%,b%:�
�� 28,x%,y%,a%,b%:�
�7� �box(x%,y%,a%,b%):� x%,y%:� a%,y%:� a%,b%:� x%,b%
�2� x%,y%:� x%+16,b%:� a%+16,b%:� 85,x%+16,b%-16
�>� 85,a%+16,b%-16:� a%+16,y%-16:� 85,a%,b%-16:� 85,a%,y%-16
��
�� �os($cb%):�call(&FFF7):�
�9� �input(n%):!cb%=cb%+&10:cb%?2=n%:cb%?3=32:cb%?4=127
�!A%=0:�call(&FFF1):=$(cb%+&10)
�:� �exec(text$):yp%=�:� text$="" � �text$,1)="\" :="cr"
�=$cb%=text$:c%=0:�:c%?cb%=c%?cb% � &20:c%=c%+1:� c%?cb%<33
%$cb%=�$cb%,�$cb%,"  ")-1):c%=c%+1
7� ?cb%=42 c%=1:�twind(3):�:�os(�str):="cr" � :=$cb%
1� �err:� 3:�os("fx21,3"):�twind(2):� 31,0,yp%
"+� �=29 � �=30 � '"No such command"; � �
,
�:yp%=�:�
6&� �filopen:� '"No file open":=�err
@� �err:yp%=�:fnd=�:=�
J.� �reset:� 2,1,27,1,64,1,27,1,81,1,76,3:=�
T4� �clear:� d%=store% � store%+1495 � 4:!d%=0:�:�
^E� �clock:A%=14:?cb%=1:�call(&FFF1):=�~(cb%?2)+�~(cb%?1)+�~(cb%?0)
h8� �wait(t):t=t*100:ti%=�:�:� ti%+t<=�:�os("fx21"):=�
r4� �call(addr%):X%=cb% �256:Y%=cb% �256:� addr%:�
|4� 0,1023,600,800,640,1023,1240,800,0,760,1240,20
�"� 1,5,36,1,41,5,76,1,1,30,76,9
�:
�� ## Options ##
�� �quit:d%=�close:=�
�� �cr:=�
�-� �cls:� n%=2 � 3:�twind(n%):�:�:yp%=0:=�
�'� �cat:�twind(3):�:�os("INFO *"):=�
�"� �calc:� ;� �str:yp%=yp%+1:=�
�7� �create:f$=�str:�twind(3):�:�"Creating file: ";f$
�5� '"No. of characters per record (Max 1400): ";:�
�*� �41,2)�(4)�41,2);:char%=�(�input(4))
�6� char%>0 � char%<=1400:char%=15+76*(char% � 76+1)
�5� '"No. of records in the file: ";:�:� �28,4)�(4)
2� �28,4);:len%=�(�input(4)):� len%>0:ch%=�(f$)
4� #ch%,char%:� �0,6)"Writing file: please wait."
B� #ch%=len%*char%+5:d%=�close:�twind(2):� 31,0,yp%:=�datestamp
&<� �datestamp:f$=�str:�wrt:�wrt_id_dt(f$,i$+"D",d$):=�err
0-� �wrt:� '"User id: ";:yp%=�:i$=�input(5)
:9� intclock d$=�clock:� ��"Date: ";:yp%=�:d$=�input(8)
Dd$=�d$,2)+�d$,4,2)+�d$,2):�
N9� �wrt_id_dt(f$,i$,d$):$(cb%+&12)=f$+�13:!cb%=cb%+&12
X@cb%!2=�("&"+i$):cb%!6=�("&"+d$):cb%!&E=3:A%=1:�call(&FFDD):�
b7� �rd_id_dt(f$):$(cb%+&12)=f$+�13:!cb%=cb%+&12:A%=5
l7�call(&FFDD):id$=�~cb%!2:dt$=�"000000"+�~cb%!6,6):�
v'� �open:d%=�close:f$=�str:ch%=�(f$)
� � ch%=0 � '"Not found":=�err
��wrt:�rd_id_dt(f$):yp%=�
�5� �id$,1)<>"D" �'"Not a Datafile":d%=�close:=�err
�/�twind(3):�:�"File ";f$;" last opened on ";
�$� �dt$,2)"/"�dt$,3,2)"/"�dt$,2);
�-�" by User ";�"00000"+�id$,�id$-1),5);"."
�9�wrt_id_dt(f$,i$+"D",d$):� #ch%,char%:len%=(� #ch%)-5
�*rec%=len%/char%:prime%=�prime(rec%):=�
�,� �close:�clear:prime%=0:ch%=0:� #ch%:=�
�.� �hash(t$):t$=�conv(t$):n%=0:� t%=1 � �t$
�4n%=n%+�(�t$,t%,1))*�(�t$,t%-1,1)):�:=n% � prime%
�5� �prime(t%):�:t%=t%-1:d%=1:�:d%=d%+1:� t% � d%=0
�� t%=d%:=t%
8� �read:� ovf%,g$,addr%:err%=�:� prime%=0 :=�filopen
1ovf%=-1:g$=�str:addr%=�hash(g$):�:ovf%=ovf%+1
@�grpr(addr%,char%,3):� �conv($store%)=�conv(g$) � $store%=""
 6� $store%="" � '"Record not found":yp%=�:err%=�:=�
*�twind(3):�:� kf% � ptr%
49�"Key field: ";$store%;�27);"Overflow: #";ovf%:� ptr%
>�:� print:� asc%<>0 �spool
H � n%=1 � lf%:� 1,13:�:� 3:=�
R"� �write:� prime%=0 :=�filopen
\n$=�str:� n$="" n$="1"
f� s%=1 � �(n$)
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00002180  2d 31 0d 08 20 07 3a 3d  30 0d 08 2a 20 dd 20 a4  |-1.. .:=0..* . .|
00002190  62 65 71 3a e7 20 72 65  73 3d 30 20 3a 3d a4 6a  |beq:. res=0 :=.j|
000021a0  75 6d 70 20 8b 20 3a 3d  30 0d 08 34 21 dd 20 a4  |ump . :=0..4!. .|
000021b0  62 6e 65 3a e7 20 72 65  73 3c 3e 30 20 3a 3d a4  |bne:. res<>0 :=.|
000021c0  6a 75 6d 70 20 8b 20 3a  3d 30 0d 08 3e 21 dd 20  |jump . :=0..>!. |
000021d0  a4 62 70 6c 3a e7 20 72  65 73 3d 2b 31 20 3a 3d  |.bpl:. res=+1 :=|
000021e0  a4 6a 75 6d 70 20 8b 20  3a 3d 30 0d 08 48 21 dd  |.jump . :=0..H!.|
000021f0  20 a4 62 6d 69 3a e7 20  72 65 73 3d 2d 31 20 3a  | .bmi:. res=-1 :|
00002200  3d a4 6a 75 6d 70 20 8b  20 3a 3d 30 0d 08 52 20  |=.jump . :=0..R |
00002210  dd 20 a4 62 6e 66 3a e7  20 66 6e 64 3d a3 20 3a  |. .bnf:. fnd=. :|
00002220  3d a4 6a 75 6d 70 20 8b  20 3a 3d 30 0d 08 5c 20  |=.jump . :=0..\ |
00002230  dd 20 a4 62 66 6f 3a e7  20 66 6e 64 3d b9 20 3a  |. .bfo:. fnd=. :|
00002240  3d a4 6a 75 6d 70 20 8b  20 3a 3d 30 0d 08 66 35  |=.jump . :=0..f5|
00002250  dd 20 f2 61 73 73 65 6d  62 6c 65 3a 70 74 72 3d  |. .assemble:ptr=|
00002260  26 37 30 3a 73 74 3d 73  74 6f 72 65 25 2b 31 35  |&70:st=store%+15|
00002270  3a e3 20 70 61 73 73 3d  30 20 b8 20 32 20 88 20  |:. pass=0 . 2 . |
00002280  32 0d 08 70 41 50 25 3d  63 6f 64 65 25 3a 5b 4f  |2..pAP%=code%:[O|
00002290  50 54 20 70 61 73 73 3a  2e 70 72 69 6e 74 20 4c  |PT pass:.print L|
000022a0  44 41 20 23 73 74 20 83  20 32 35 36 3a 53 54 41  |DA #st . 256:STA|
000022b0  20 70 74 72 3a 4c 44 41  20 23 73 74 20 81 20 32  | ptr:LDA #st . 2|
000022c0  35 36 0d 08 7a 47 53 54  41 20 70 74 72 2b 31 3a  |56..zGSTA ptr+1:|
000022d0  2e 70 72 32 20 4c 44 59  20 23 30 3a 2e 70 6c 20  |.pr2 LDY #0:.pl |
000022e0  4c 44 41 20 28 70 74 72  29 2c 59 3a 42 45 51 20  |LDA (ptr),Y:BEQ |
000022f0  73 74 6f 70 3a 4a 53 52  20 26 46 46 45 33 3a 49  |stop:JSR &FFE3:I|
00002300  4e 59 3a 42 4e 45 20 70  6c 0d 08 84 25 49 4e 43  |NY:BNE pl...%INC|
00002310  20 70 74 72 2b 31 3a 4a  4d 50 20 70 72 32 3a 2e  | ptr+1:JMP pr2:.|
00002320  73 74 6f 70 20 52 54 53  3a 5d 3a ed 3a e1 0d ff  |stop RTS:]:.:...|
00002330