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INIT.PAS
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Pascal/Delphi Source File
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1988-02-15
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11KB
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444 lines
{$R-,S-,I-,D-,T-,F-,V-,B-,N-,L+ }
{$M 65500,0,0 }
unit init;
interface
uses crt,dos,
gentypes,modem,statret,configrt,gensubs,subs1,windows,subs2;
procedure validconfiguration;
procedure initforum (checkfiles30:boolean);
implementation
procedure validconfiguration;
var errs:integer;
cnt:integer;
flag:boolean;
procedure error (q:anystr);
begin
if errs=0 then writeln (usr,'Configuration Errors:');
errs:=errs+1;
writeln (usr,errs,'. ',q)
end;
procedure ispath (var x:lstr; name:lstr);
begin
if not exist(x+'con') then error (name+' path bad: '+x)
end;
procedure isstring (x:anystr; name:lstr);
var cnt:integer;
begin
if length(x)=0 then begin
error (name+' has not been set!');
exit
end;
for cnt:=1 to length(x) do if not (x[cnt] in [#32..#255])
then begin
error ('Bad '+name+' string');
exit
end
end;
procedure isinteger (n,r1,r2:integer; name:lstr);
begin
if (n<r1) or (n>r2) then error ('Bad '+name+' value: '+strr(n))
end;
begin
errs:=0;
isstring (sysopname,'Sysop name');
ispath (textdir,'Path to message base');
ispath (uploaddir,'Path to ASCII uploads');
ispath (boarddir,'Path to sub-board files');
ispath (textfiledir,'Path to text files');
ispath (doordir,'Path to door batch files');
isinteger (defbaudrate,110,9600,'default baud rate');
isinteger (usecom,1,2,'COM: port');
isinteger (mintimeout,1,maxint,'input time out');
isinteger (sysoplevel,1,maxint,'co-sysop level');
flag:=true;
for cnt:=1 to 100 do if flag and (usertime[cnt]<1) then begin
flag:=false;
error ('Time per day has non-positive entries')
end;
if errs>0 then halt(e_badconfig)
end;
procedure initforum (checkfiles30:boolean);
procedure formatmfile;
var m:mailrec;
begin
rewrite (mfile);
fillchar (m,sizeof(m),255);
write (mfile,m)
end;
procedure openmfile;
var i:integer;
begin
close (mfile);
i:=ioresult;
assign (mfile,'Mail');
reset (mfile);
i:=ioresult;
if i<>0
then if i=2
then formatmfile
else begin
writeln (usr,'Fatal error: Unable to open mail file!');
halt (e_fatalfileerror)
end
end;
procedure closetfile;
var n:integer;
begin
close (tfile);
n:=ioresult;
close (mapfile);
n:=ioresult
end;
procedure formattfile;
var cnt,p:integer;
r:real;
buff:buffer;
x:string[1];
const dummystr:sstr='Blank!! ';
begin
write (usr,'Create new message base (y/n)? ');
buflen:=1;
readline (x);
if (length(x)=0) or (upcase(x[1])<>'Y') then halt (e_fatalfileerror);
rewrite (mapfile);
if ioresult<>0 then begin
writeln (usr,'Unable to create message base.');
halt (e_fatalfileerror)
end;
p:=-2;
for cnt:=0 to numsectors do write (mapfile,p);
p:=1;
for cnt:=1 to sectorsize do begin
buff[cnt]:=dummystr[p];
p:=p+1;
if p>length(dummystr) then p:=1
end;
rewrite (tfile);
if ioresult<>0 then begin
writeln (usr,'Unable to create message base.');
halt (e_fatalfileerror)
end;
for cnt:=0 to 5 do write (tfile,buff)
end;
procedure opentfile;
var i,j:integer;
begin
closetfile;
assign (tfile,textdir+'Text');
assign (mapfile,textdir+'BlockMap');
reset (tfile);
i:=ioresult;
reset (mapfile);
j:=ioresult;
if (i<>0) or (j<>0) then formattfile;
firstfree:=-1
end;
procedure openufile;
var u:userrec;
n,cnt:integer;
procedure createuhfile;
var cnt:integer;
begin
rewrite (uhfile);
if ioresult<>0 then begin
writeln (usr,'Unable to create user index file.');
halt (e_fatalfileerror)
end;
seek (ufile,0);
while not eof(ufile) do begin
read (ufile,u);
write (uhfile,u.handle)
end
end;
begin
close (ufile);
assign (ufile,'Users');
reset (ufile);
n:=ioresult;
if n=0 then begin
numusers:=filesize(ufile)-1;
assign (uhfile,'Userindx');
reset (uhfile);
if ioresult<>0
then createuhfile
else if filesize(uhfile)<>filesize(ufile) then begin
close (uhfile);
createuhfile
end;
exit
end;
close (ufile);
n:=ioresult;
rewrite (ufile);
fillchar (u,sizeof(u),0);
write (ufile,u);
u.handle:=sysopname;
u.password:='Sysop';
u.timetoday:=9999;
u.level:=sysoplevel+1;
u.udlevel:=10000;
u.udpoints:=10000;
u.config:=[lowercase,eightycols,linefeeds,postprompts];
u.emailannounce:=-1;
u.infoform:=-1;
u.displaylen:=24;
fillchar (u.access2,32,255);
if useconmode
then u.config:=u.config+[ansigraphics]
else u.config:=u.config+[asciigraphics];
write (ufile,u);
numusers:=1;
createuhfile
end;
procedure initfile (var f:file);
var fi:fib absolute f;
begin
fi.handle:=0;
fi.name[0]:=chr(0)
end;
procedure openlogfile;
procedure autodeletesyslog;
var mx,cnt:integer;
l:logrec;
begin
dontanswer;
write (usr,'Autodeleting system log ... please stand by ... ');
mx:=filesize(logfile) div 2;
for cnt:=1 to mx do begin
seek (logfile,cnt+mx-1);
read (logfile,l);
seek (logfile,cnt-1);
write (logfile,l)
end;
seek (logfile,mx-1);
truncate (logfile);
writeln (usr,'Done.');
doanswer
end;
begin
assign (logfile,'Syslog');
reset (logfile);
if ioresult<>0 then begin
rewrite (logfile);
if ioresult<>0 then begin
writeln (usr,'Unable to create log file');
halt (e_fatalfileerror)
end
end;
if filesize(logfile)>maxsyslogsize then autodeletesyslog
end;
procedure loadsyslogdat;
var tf:text;
q:lstr;
b1,b2,p,s,n:integer;
begin
numsyslogdat:=0;
with syslogdat[0] do begin
menu:=0;
subcommand:=0;
text:='SYSLOG.DAT entry not found: %'
end;
assign (tf,'syslog.dat');
reset (tf);
if ioresult=0 then begin
while not eof(tf) do begin
readln (tf,q);
p:=pos(' ',q);
if p<>0 then begin
val (copy(q,1,p-1),b1,s);
if s=0 then begin
delete (q,1,p);
p:=pos(' ',q);
if p<>0 then begin
val (copy(q,1,p-1),b2,s);
if s=0 then begin
delete (q,1,p);
if numsyslogdat=maxsyslogdat
then writeln (usr,'Too many SYSLOG.DAT entries')
else begin
numsyslogdat:=numsyslogdat+1;
with syslogdat[numsyslogdat] do begin
menu:=b1;
subcommand:=b2;
text:=copy(q,1,30)
end
end
end
end
end
end
end;
textclose (tf)
end;
if numsyslogdat=0 then writeln (usr,'SYSLOG.DAT file missing or invalid')
end;
procedure doesfilesequal30;
var f:array [1..14] of file;
cnt,i:integer;
begin
for cnt:=1 to 14 do begin
assign (f[cnt],'CON');
reset (f[cnt]);
i:=ioresult;
if i<>0 then begin
writeln (usr,^M^J'Fatal error: You MUST put the command',
^M^J^J' FILES=30',
^M^J^J'in your CONFIG.SYS file on the disk from which you boot.',
^M^J^J'Note: If you have been modifying Forum-PC, then you may',
^M^J' be leaving a file open.');
halt (e_files30)
end
end;
for cnt:=14 downto 1 do close(f[cnt])
end;
var k:char;
cnt:integer;
begin
with textrec(system.output) do begin
openfunc:=@opendevice;
closefunc:=@closedevice;
flushfunc:=@writechars;
inoutfunc:=@writechars
end;
with textrec(system.input) do begin
inoutfunc:=@readcharfunc;
openfunc:=@ignorecommand;
closefunc:=@ignorecommand;
flushfunc:=@ignorecommand
end;
if checkfiles30 then doesfilesequal30;
if not driverpresent then begin
writeln (usr,'The modem driver is not installed! Please run the',
'program'^M^J^M^J' MODEMDRV.COM'^M^J^M^J,
'and run Forum-PC again.');
halt (e_nomodemdrv)
end;
fillchar (urec,sizeof(urec),0);
urec.config:=[lowercase,eightycols,asciigraphics];
iocode:=0;
linecount:=0;
sysopavail:=bytime;
errorparam:='';
errorproc:='';
unam:='';
chainstr:='';
chatreason:='';
ulvl:=0;
unum:=-1;
logonunum:=-2;
break:=false;
nochain:=false;
nobreak:=false;
wordwrap:=false;
beginwithspacesok:=false;
dots:=false;
online:=false;
local:=true;
chatmode:=false;
texttrap:=false;
printerecho:=false;
fillchar (urec,sizeof(urec),0);
usecapsonly:=false;
uselinefeeds:=true;
curattrib:=0;
buflen:=80;
baudrate:=defbaudrate;
parity:=false;
timelock:=false;
ingetstr:=false;
modeminlock:=false;
modemoutlock:=false;
tempsysop:=false;
sysnext:=false;
forcehangup:=false;
requestbreak:=false;
disconnected:=false;
cursection:=mainsysop;
regularlevel:=0;
setparam (usecom,baudrate,parity);
doanswer;
initwinds;
for cnt:=1 to numsysfiles do initfile (sysfiles[cnt]);
cls;
loadsyslogdat;
readstatus;
openufile;
opentfile;
openlogfile;
openmfile
end;
procedure assignname (var t:text; nm:lstr);
begin
with textrec(t) do begin
move (nm[1],name,length(nm));
name[length(nm)]:=#0
end
end;
var r:registers;
begin
textmode (bw80);
checkbreak:=false;
checkeof:=false;
directvideo:=directvideomode;
checksnow:=checksnowmode;
r.ah:=15;
intr ($10,r);
if r.al=7
then screenseg:=$b000
else screenseg:=$b800;
textrec(system.input).mode:=fminput;
move (output,usr,sizeof(text)); { Set up device drivers }
move (output,direct,sizeof(text));
move (system.input,directin,sizeof(text));
with textrec(direct) do begin
openfunc:=@opendevice;
closefunc:=@closedevice;
flushfunc:=@directoutchars;
inoutfunc:=@directoutchars;
bufptr:=@buffer
end;
with textrec(directin) do begin
mode:=fminput;
inoutfunc:=@directinchars;
openfunc:=@ignorecommand;
flushfunc:=@ignorecommand;
closefunc:=@ignorecommand;
bufptr:=@buffer
end;
with textrec(usr) do bufptr:=@buffer;
assignname (usr,'USR');
assignname (direct,'DIRECT');
assignname (directin,'DIRECT-IN');
assignname (system.output,'OUTPUT');
assignname (system.input,'INPUT')
end.