Re: localhost in pgpass file?

[Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>]

Andrew Dunstan wrote:
> 
> 
> Andrew Dunstan wrote:
> 
> >
> > Can anyone explain to me why 'localhost' in a .pgpass file matches 
> > both a Unix socket and a tcp localhost connection?
> >
> > Also, there is no documentation at all that I can see to cover the 
> > Unix socket case. I found the information after much looking through 
> > asking on IRC, where luckily Andrew(at)Supnews knew the answer.
> 
> 
> Nobody answered (or maybe cared? :-) )
> 
> I propose to document the slightly odd behaviour with this wording:
> 
>  The literal value <literal>localhost</literal> in the hostname field 
> matches
>  an empty hostname connection parameter as well as matching its literal 
> value.
>  This can be useful for specifying Unix-domain socket connections.

Added to docs:

	A hostname of <literal>localhost</> matches both <literal>host</> (TCP)
	and <literal>local</> (Unix domain socket) connections coming from the
	local machine.

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