Home » Archimedes archive » Acorn User » AU 1995-07.adf » !Internet_StarterPak » !Newsbase/Support/newsbase/trimfile
!Newsbase/Support/newsbase/trimfile
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 » Acorn User » AU 1995-07.adf » !Internet_StarterPak |
Filename: | !Newsbase/Support/newsbase/trimfile |
Read OK: | ✔ |
File size: | 0E19 bytes |
Load address: | 0000 |
Exec address: | 0000 |
File contents
10REM >Trimfile 20REM Trim a standard-dated file to a certain number of days 30 40ONERRORREPORT:PRINT" in Newsbase/trimfile at line ";ERL:PROCexit(1,"Error"):END 50 60DIM buf% 1024,tmp%256 70in%=0:out%=0 80 90SYS"OS_GetEnv" TO A$ 100f$="" 110REPEAT 120p$=FNgetpar(A$," ") 130CASEp$OF 140WHEN"-f":f$=FNgetpar(A$," ") 150WHEN"-n":diff%=VALFNgetpar(A$," ") 160WHEN"-h","-?":PROChelp:END 170ENDCASE 180UNTILA$="" 190IFf$=""THENPROCexit(1,"No file parameter") 200IFdiff%<2THENdiff%=3 210IFdiff%>60THENdiff%=60 220 230d1$=FNdir(f$):f1$=FNleaf(f$) 240 250IFFNobjtype(d1$)<2THENPROCexit(1,"Directory not found") 260 270next%=0 280today%=FNdate(FNtime):write%=0 290REPEAT 300 SYS"XOS_GBPB",11,d1$,buf%,1,next%,1024,f1$TO,,,no%,next%;F% 310 IFno%>0AND(F%AND1)=0THEN 320 b%=buf% 330 FORloop%=1TOno% 340 SYS"Territory_ConvertDateAndTime",1,b%+24,tmp%+128,128,"%YR%MN%DY"TOs% 350 filedate%=FNdate(FNstr(s%)) 360 f$=FNstr(b%+29):b%=b%+(32+LENf$)ANDNOT3 370 f2$=d1$+"."+LEFT$(f$,9)+"!" 380 f$=d1$+"."+f$ 390 in%=FNopenin(f$) 400 IFin%<>0THEN 410 A$=GET$#in%:PTR#in%=0 420 IFtoday%-diff%<FNdate(MID$(A$,3,6)) THEN 430 PROCcf(in%) 440 ELSE 450 F%=FNdelete(f2$) 460 out%=FNopenout(f2$) 470 IFout%<>0THEN 480 write%=0:REPEAT 490 A$=GET$#in% 500 IFLEFT$(A$,1)="#"THEN 510 IFtoday%-diff%<FNdate(MID$(A$,3,6)) write%=1 520 ENDIF 530 IFwrite%<>0 BPUT#out%,A$ 540 UNTILEOF#in% 550 PROCcf(out%) 560 ELSE 570 out%=0 580 ENDIF 590 PROCcf(in%) 600 PROCsettype(f2$,&FFF) 610 IFwrite%<>0THEN 620 IFFNdelete(f$)=0 THEN 630 x%=FNmovefile(f2$,f$) 640 ELSE 650 x%=FNdelete(f2$) 660 ENDIF 670 ELSE 680 x%=FNdelete(f2$) 690 ENDIF 700 ENDIF 710 ELSE 720 in%=0 730 ENDIF 740 NEXT 750 ENDIF 760UNTILnext%<0 770PROCexit(0,"Trimmed "+f1$+" to "+STR$diff%+" days") 780END 790 800DEFPROCcf(RETURN C%) 810IFC%<>0 CLOSE#C%:C%=0 820ENDPROC 830 840DEFFNdelete(f$) 850LOCALF%:SYS"XOS_File",6,f$TO;F% 860=(F%AND1) 870 880DEFFNmovefile(s$,d$) 890LOCALF%:SYS"XOS_FSControl",25,s$,d$TO;F% 900IF(F%AND1) SYS"XOS_FSControl",26,s$,d$,(1<<7) TO;F% 910=(F%AND1) 920 930DEFPROCexit(n%,a$) 940ONERRORREPORT:PRINT" at line ";ERL:END 950PROCcf(in%) 960PROCcf(out%) 970OSCLI("set NewsBase$ReturnCode "+STR$n%) 980OSCLI("set NewsBase$ReturnInfo "+a$) 990END 1000 1010DEFFNstr(a%) 1020LOCALa$:WHILE ?a%>31ANDLENa$<255:a$+=CHR$?a%:a%+=1:ENDWHILE 1030=a$ 1040 1050DEFFNtime 1060LOCALd% 1070?tmp%=3:SYS"OS_Word",14,tmp% 1080SYS"Territory_ConvertDateAndTime",1,tmp%,tmp%+128,128,"%YR%MN%DY"TOs% 1090=FNstr(s%) 1100 1110DEFFNdate(A$) 1120year%=VALMID$(A$,1,2) 1130month%=VALMID$(A$,3,2) 1140day%=VALMID$(A$,5,2) 1150date%=365*year%+day% 1160CASEmonth%OF 1170WHEN1:m%=0 1180WHEN2:m%=31 1190WHEN3:m%=59 1200WHEN4:m%=90 1210WHEN5:m%=120 1220WHEN6:m%=151 1230WHEN7:m%=180 1240WHEN8:m%=211 1250WHEN9:m%=242 1260WHEN10:m%=272 1270WHEN11:m%=303 1280WHEN12:m%=333 1290ENDCASE 1300=date%+m% 1310 1320DEFFNdir(f$) 1330LOCALl% 1340l%=LENf$:REPEATl%-=1:UNTILMID$(f$,l%,1)="."ORl%<1 1350=LEFT$(f$,l%-1) 1360 1370DEFFNleaf(f$) 1380LOCALl% 1390l%=LENf$:REPEATl%-=1:UNTILMID$(f$,l%,1)="."ORl%<1 1400=MID$(f$,l%+1) 1410 1420DEFFNgetpar(RETURN A$,s$) 1430LOCALB$,l% 1440l%=INSTR(A$,s$) 1450IFl%>0THEN 1460 B$=LEFT$(A$,l%-1):A$=MID$(A$,l%+1) 1470 ELSE 1480 B$=A$:A$="" 1490ENDIF 1500=B$ 1510 1520DEFFNobjtype(f$) 1530LOCALF% 1540SYS"XOS_File",17,f$TOt%;F% 1550IF(F%AND1)THEN=-1:ELSE=t% 1560 1570DEFPROCsettype(f$,t%) 1580SYS"XOS_File",18,f$,t% 1590ENDPROC 1600 1610DEFPROChelp 1620PRINT"Usage: trimfile -f <filespec> -n <days>" 1630PRINT" Trims a newsbase standard-dated file to the last <days> entries" 1640PRINT" If -n parameter is omitted, a value of 3 days is used"' 1650ENDPROC 1660 1670DEFFNopenin(f$) 1680LOCALh%,F% 1690SYS"XOS_Find",&4F,f$ TOh%;F%:IF(F%AND1)<>0THENh%=0 1700=h% 1710 1720DEFFNopenup(f$) 1730LOCALh%,F% 1740SYS"XOS_Find",&CF,f$TOh%;F% 1750IF(F%AND1)THENSYS"XOS_Find",&8F,f$TOh%;F%:IF(F%AND1)<>0THENh%=0 1760=h% 1770 1780DEFFNopenout(f$) 1790LOCALh%,F% 1800SYS"XOS_Find",&8F,f$TOh%;F%:IF(F%AND1)<>0THENh%=0 1810=h%
� >Trimfile <� Trim a standard-dated file to a certain number of days (>�:�" in Newsbase/trimfile at line ";�:�exit(1,"Error"):� 2 <� buf% 1024,tmp%256 Fin%=0:out%=0 P Zș"OS_GetEnv" � A$ d f$="" n� xp$=�getpar(A$," ") � Ȏp$� ��"-f":f$=�getpar(A$," ") � �"-n":diff%=��getpar(A$," ") ��"-h","-?":�help:� �� � �A$="" �'�f$=""��exit(1,"No file parameter") ��diff%<2�diff%=3 ��diff%>60�diff%=60 � �d1$=�dir(f$):f1$=�leaf(f$) � �3�objtype(d1$)<2��exit(1,"Directory not found") next%=0 today%=�date(�time):write%=0 "� ,? ș"XOS_GBPB",11,d1$,buf%,1,next%,1024,f1$�,,,no%,next%;F% 6 �no%>0�(F%�1)=0� @ b%=buf% J �loop%=1�no% TN ș"Territory_ConvertDateAndTime",1,b%+24,tmp%+128,128,"%YR%MN%DY"�s% ^# filedate%=�date(�str(s%)) h* f$=�str(b%+29):b%=b%+(32+�f$)��3 r f2$=d1$+"."+�f$,9)+"!" | f$=d1$+"."+f$ � in%=�openin(f$) � �in%<>0� � A$=�#in%:�#in%=0 �+ �today%-diff%<�date(�A$,3,6)) � � �cf(in%) � � � F%=�delete(f2$) � out%=�openout(f2$) � �out%<>0� � write%=0:� � A$=�#in% � �A$,1)="#"� �: �today%-diff%<�date(�A$,3,6)) write%=1 � & �write%<>0 �#out%,A$ ��#in% & �cf(out%) 0 � : out%=0 D � N �cf(in%) X �settype(f2$,&FFF) b �write%<>0� l �delete(f$)=0 � v& x%=�movefile(f2$,f$) � � �! x%=�delete(f2$) � � � � � x%=�delete(f2$) � � � � � � � in%=0 � � � � � � ��next%<0 1�exit(0,"Trimmed "+f1$+" to "+�diff%+" days") � ��cf(� C%) *�C%<>0 �#C%:C%=0 4� > Hݤdelete(f$) R�F%:ș"XOS_File",6,f$�;F% \=(F%�1) f pݤmovefile(s$,d$) z&�F%:ș"XOS_FSControl",25,s$,d$�;F% �2�(F%�1) ș"XOS_FSControl",26,s$,d$,(1<<7) �;F% �=(F%�1) � ���exit(n%,a$) ��:�" at line ";�:� ��cf(in%) � �cf(out%) �%�("set NewsBase$ReturnCode "+�n%) �$�("set NewsBase$ReturnInfo "+a$) �� � � ݤstr(a%) �*�a$:ȕ ?a%>31��a$<255:a$+=�?a%:a%+=1:� =a$ ݤtime $�d% .?tmp%=3:ș"OS_Word",14,tmp% 8Gș"Territory_ConvertDateAndTime",1,tmp%,tmp%+128,128,"%YR%MN%DY"�s% B =�str(s%) L Vݤdate(A$) `year%=��A$,1,2) jmonth%=��A$,3,2) tday%=��A$,5,2) ~date%=365*year%+day% � Ȏmonth%� ��1:m%=0 ��2:m%=31 ��3:m%=59 ��4:m%=90 � �5:m%=120 � �6:m%=151 � �7:m%=180 � �8:m%=211 � �9:m%=242 ��10:m%=272 ��11:m%=303 �12:m%=333 � =date%+m% ( ݤdir(f$) 2�l% <%l%=�f$:�l%-=1:��f$,l%,1)="."�l%<1 F=�f$,l%-1) P Zݤleaf(f$) d�l% n%l%=�f$:�l%-=1:��f$,l%,1)="."�l%<1 x=�f$,l%+1) � �ݤgetpar(� A$,s$) � �B$,l% �l%=�A$,s$) � �l%>0� � B$=�A$,l%-1):A$=�A$,l%+1) � � � B$=A$:A$="" �� �=B$ � �ݤobjtype(f$) ��F% ș"XOS_File",17,f$�t%;F% �(F%�1)�=-1:�=t% "��settype(f$,t%) ,ș"XOS_File",18,f$,t% 6� @ J ��help T.�"Usage: trimfile -f <filespec> -n <days>" ^H�" Trims a newsbase standard-dated file to the last <days> entries" h?�" If -n parameter is omitted, a value of 3 days is used"' r� | �ݤopenin(f$) � �h%,F% �.ș"XOS_Find",&4F,f$ �h%;F%:�(F%�1)<>0�h%=0 �=h% � �ݤopenup(f$) � �h%,F% �ș"XOS_Find",&CF,f$�h%;F% �5�(F%�1)�ș"XOS_Find",&8F,f$�h%;F%:�(F%�1)<>0�h%=0 �=h% � �ݤopenout(f$) � �h%,F% -ș"XOS_Find",&8F,f$�h%;F%:�(F%�1)<>0�h%=0 =h% �
00000000 0d 00 0a 0f f4 20 3e 54 72 69 6d 66 69 6c 65 0d |..... >Trimfile.| 00000010 00 14 3c f4 20 54 72 69 6d 20 61 20 73 74 61 6e |..<. Trim a stan| 00000020 64 61 72 64 2d 64 61 74 65 64 20 66 69 6c 65 20 |dard-dated file | 00000030 74 6f 20 61 20 63 65 72 74 61 69 6e 20 6e 75 6d |to a certain num| 00000040 62 65 72 20 6f 66 20 64 61 79 73 0d 00 1e 04 0d |ber of days.....| 00000050 00 28 3e ee 85 f6 3a f1 22 20 69 6e 20 4e 65 77 |.(>...:." in New| 00000060 73 62 61 73 65 2f 74 72 69 6d 66 69 6c 65 20 61 |sbase/trimfile a| 00000070 74 20 6c 69 6e 65 20 22 3b 9e 3a f2 65 78 69 74 |t line ";.:.exit| 00000080 28 31 2c 22 45 72 72 6f 72 22 29 3a e0 0d 00 32 |(1,"Error"):...2| 00000090 04 0d 00 3c 17 de 20 62 75 66 25 20 31 30 32 34 |...<.. buf% 1024| 000000a0 2c 74 6d 70 25 32 35 36 0d 00 46 10 69 6e 25 3d |,tmp%256..F.in%=| 000000b0 30 3a 6f 75 74 25 3d 30 0d 00 50 04 0d 00 5a 16 |0:out%=0..P...Z.| 000000c0 c8 99 22 4f 53 5f 47 65 74 45 6e 76 22 20 b8 20 |.."OS_GetEnv" . | 000000d0 41 24 0d 00 64 09 66 24 3d 22 22 0d 00 6e 05 f5 |A$..d.f$=""..n..| 000000e0 0d 00 78 16 70 24 3d a4 67 65 74 70 61 72 28 41 |..x.p$=.getpar(A| 000000f0 24 2c 22 20 22 29 0d 00 82 09 c8 8e 70 24 ca 0d |$," ")......p$..| 00000100 00 8c 1c c9 22 2d 66 22 3a 66 24 3d a4 67 65 74 |...."-f":f$=.get| 00000110 70 61 72 28 41 24 2c 22 20 22 29 0d 00 96 20 c9 |par(A$," ")... .| 00000120 22 2d 6e 22 3a 64 69 66 66 25 3d bb a4 67 65 74 |"-n":diff%=..get| 00000130 70 61 72 28 41 24 2c 22 20 22 29 0d 00 a0 16 c9 |par(A$," ").....| 00000140 22 2d 68 22 2c 22 2d 3f 22 3a f2 68 65 6c 70 3a |"-h","-?":.help:| 00000150 e0 0d 00 aa 05 cb 0d 00 b4 0a fd 41 24 3d 22 22 |...........A$=""| 00000160 0d 00 be 27 e7 66 24 3d 22 22 8c f2 65 78 69 74 |...'.f$=""..exit| 00000170 28 31 2c 22 4e 6f 20 66 69 6c 65 20 70 61 72 61 |(1,"No file para| 00000180 6d 65 74 65 72 22 29 0d 00 c8 14 e7 64 69 66 66 |meter").....diff| 00000190 25 3c 32 8c 64 69 66 66 25 3d 33 0d 00 d2 16 e7 |%<2.diff%=3.....| 000001a0 64 69 66 66 25 3e 36 30 8c 64 69 66 66 25 3d 36 |diff%>60.diff%=6| 000001b0 30 0d 00 dc 04 0d 00 e6 1e 64 31 24 3d a4 64 69 |0........d1$=.di| 000001c0 72 28 66 24 29 3a 66 31 24 3d a4 6c 65 61 66 28 |r(f$):f1$=.leaf(| 000001d0 66 24 29 0d 00 f0 04 0d 00 fa 33 e7 a4 6f 62 6a |f$).......3..obj| 000001e0 74 79 70 65 28 64 31 24 29 3c 32 8c f2 65 78 69 |type(d1$)<2..exi| 000001f0 74 28 31 2c 22 44 69 72 65 63 74 6f 72 79 20 6e |t(1,"Directory n| 00000200 6f 74 20 66 6f 75 6e 64 22 29 0d 01 04 04 0d 01 |ot found")......| 00000210 0e 0b 6e 65 78 74 25 3d 30 0d 01 18 20 74 6f 64 |..next%=0... tod| 00000220 61 79 25 3d a4 64 61 74 65 28 a4 74 69 6d 65 29 |ay%=.date(.time)| 00000230 3a 77 72 69 74 65 25 3d 30 0d 01 22 05 f5 0d 01 |:write%=0.."....| 00000240 2c 3f 20 20 c8 99 22 58 4f 53 5f 47 42 50 42 22 |,? .."XOS_GBPB"| 00000250 2c 31 31 2c 64 31 24 2c 62 75 66 25 2c 31 2c 6e |,11,d1$,buf%,1,n| 00000260 65 78 74 25 2c 31 30 32 34 2c 66 31 24 b8 2c 2c |ext%,1024,f1$.,,| 00000270 2c 6e 6f 25 2c 6e 65 78 74 25 3b 46 25 0d 01 36 |,no%,next%;F%..6| 00000280 16 20 20 e7 6e 6f 25 3e 30 80 28 46 25 80 31 29 |. .no%>0.(F%.1)| 00000290 3d 30 8c 0d 01 40 0f 20 20 20 20 62 25 3d 62 75 |=0...@. b%=bu| 000002a0 66 25 0d 01 4a 14 20 20 20 20 e3 6c 6f 6f 70 25 |f%..J. .loop%| 000002b0 3d 31 b8 6e 6f 25 0d 01 54 4e 20 20 20 20 20 20 |=1.no%..TN | 000002c0 c8 99 22 54 65 72 72 69 74 6f 72 79 5f 43 6f 6e |.."Territory_Con| 000002d0 76 65 72 74 44 61 74 65 41 6e 64 54 69 6d 65 22 |vertDateAndTime"| 000002e0 2c 31 2c 62 25 2b 32 34 2c 74 6d 70 25 2b 31 32 |,1,b%+24,tmp%+12| 000002f0 38 2c 31 32 38 2c 22 25 59 52 25 4d 4e 25 44 59 |8,128,"%YR%MN%DY| 00000300 22 b8 73 25 0d 01 5e 23 20 20 20 20 20 20 66 69 |".s%..^# fi| 00000310 6c 65 64 61 74 65 25 3d a4 64 61 74 65 28 a4 73 |ledate%=.date(.s| 00000320 74 72 28 73 25 29 29 0d 01 68 2a 20 20 20 20 20 |tr(s%))..h* | 00000330 20 66 24 3d a4 73 74 72 28 62 25 2b 32 39 29 3a | f$=.str(b%+29):| 00000340 62 25 3d 62 25 2b 28 33 32 2b a9 66 24 29 80 ac |b%=b%+(32+.f$)..| 00000350 33 0d 01 72 20 20 20 20 20 20 20 66 32 24 3d 64 |3..r f2$=d| 00000360 31 24 2b 22 2e 22 2b c0 66 24 2c 39 29 2b 22 21 |1$+"."+.f$,9)+"!| 00000370 22 0d 01 7c 17 20 20 20 20 20 20 66 24 3d 64 31 |"..|. f$=d1| 00000380 24 2b 22 2e 22 2b 66 24 0d 01 86 19 20 20 20 20 |$+"."+f$.... | 00000390 20 20 69 6e 25 3d a4 6f 70 65 6e 69 6e 28 66 24 | in%=.openin(f$| 000003a0 29 0d 01 90 12 20 20 20 20 20 20 e7 69 6e 25 3c |).... .in%<| 000003b0 3e 30 8c 0d 01 9a 1c 20 20 20 20 20 20 20 20 41 |>0..... 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