Re: Patch to include PAM support...

> The interaction that a PAM stack can initiate is limited to prompting for
> one or more values and getting strings as an answer.  The PAM-using
> application registers a "conversation function" callback, which is
> responsible for issuing the prompt and getting at the data in an
> application-specific manner.  Ideally, the libpq protocol and API would be
> extended to support this generality, but based on Dominic's comments the
> password exchange would work to support the useful subset of this
> functionality without any protocol or API changes.
>
> Most of the time, PAM is used as a wrapper around some password database
> like NIS or LDAP (or maybe even PostgreSQL).

We now have enough "yes" votes to apply this patch.  I will give another
day for comments on the patch's contents.

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