The problem is that you this lock is not mandetory, if you really really
want to lock the file, you have to set mendatory lock's. You have to setup a
system in which a user will be able to delete/create a file. you can setup
semaphore scheme.
Mark
----- Original Message -----
From: "Mkrous" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>
Cc: <[EMAIL PROTECTED]>
Sent: Tuesday, January 21, 2003 3:59 AM
Subject: Re: Upload - File Lock question
> Thank you all for your replies,
>
> >Play around with *FILEHANDLE. For example:
> >open FILEHANDLE, ">blah.txt";
> >&closeFile( *FILEHANDLE );
> >sub closeFile {
> > my $fh = shift;
> > print $fh "I closed you.\n";
> > close $fh;
> >}
> Still I was not able to delete the file.
>
>
> >you don't need to lock the file when you are deleting
> >it. if you lock the file when you are reading /
> writing >/ updating it, the deletion of the file
> >is block until the lock is released. the locking of
> the >file when you are
> >trying to deleting it is uneccessary and might create
> >dead lock while your
> >delete lock is waiting for the r/w/u lock but the
> r/w/u >is again waiting
> >for the delete lock. does that make sense? if you
> have >coded your lock
> >correctly when you are reading / writing / updating
> the >file, you don't
> >have to lock the file when you are deleting it
> because >the operation will
> >be blocked until your r/w/u lock is released. simply'
> >unlink($filePath);'
> >should do it.
> >david
>
> I guess that in this case since unlink would not
> honour the lock, then it could delete the file anyway,
> but what would happen if i delete while a user has not
> finished downloading?
>
> I think of putting the files themselves in the
> database
> but it does not seem right to me.
> Thanks once more for your valuable feedback.
>
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