Re: [HACKERS] Re: Nasty resource-leak problem in sort code]

> Uhm, this all seems unnecessarily complicated.  Shouldn't the process
> look more like this:
> fp = open('tempfile');
> unlink('tempfile');
> 
> This way, when the file is closed, the space is freed.  The only
> complication I can see is if backends need to share the file handle,
> or it needs to be re-opened.  This works with all sorts of temp-file
> situations.
> 
> Of course, it's not NT safe, since I don't believe that NT provides
> for deleting open files (NT file libs sucks.

Two problems.  First, we support NT, so we have to behave a little bit
to keep it happy.  Second, Tom is concerned about leaking file handles,
not just the files themselves.  He needs to call close() to release them
on transaction aborts.

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