Re: postmaster.pid

Good.  We may someday not have the SysV key locking available so it is
good we move away from that.

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Kevin Brown wrote:
> Tom Lane wrote:
> > Kevin Brown <kevin@sysexperts.com> writes:
> > > Tom Lane wrote:
> > >> Also, the fact that you even had to mention two different ways of doing
> > >> it is prima facie evidence that there are portability issues...
> >
> > > Well, that doesn't necessarily follow, but even if it did, we have
> > > autoconf, we can very easily select a method as appropriate based on
> > > the results of testing the platform from within configure (I mean,
> > > what else is autoconf really for?).
> >
> > True.  Probably we could combine it with the old logic as a fallback.
> > Are you volunteering to do the work?
>
> Yes, I'll do it.  Should be much easier than figuring out how to get
> explicit JOINs to be automatically reordered by the optimizer.  :-)
>
> The way I see it, the old logic should only be used if configure
> didn't find a suitable file locking mechanism or in the event that an
> error returned by the locking mechanism indicates something other than
> that the file is locked.  If there are no objections, that's how I'll
> implement it.
>
>
> --
> Kevin Brown                          kevin@sysexperts.com
>
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