Hey Robert, I've asked pgsql-general. Unfortunately it seems that there is no better way to do it except parsing PQerrorMessage(). Sadly.
2010/10/17 Robert Haas <robertmh...@gmail.com> > On Thu, Oct 14, 2010 at 2:59 PM, Dmitriy Igrishin <dmit...@gmail.com> > wrote: > > Is there way to determine failed connection attempt due to invalid > > authorization (libpq)? > > I think this question would be more appropriate on pgsql-general. I > suppose you would have to look at PQerrorMessage(). > > -- > Robert Haas > EnterpriseDB: http://www.enterprisedb.com > The Enterprise PostgreSQL Company > -- // Dmitriy.