[Pgpool-committers] pgpool - pgpool-II: Refactor pool_process_query().

[User Kitagawa]

Log Message:
-----------
Refactor pool_process_query().

- Fix hangup when received Flush(H) message.
  See following for more details:
  Subject: [Pgpool-general] Issue with pgpool-II-3.0.3-beta1 prepared
           statements execution
  Date: Tue, 22 Feb 2011 13:55:25 +0300

- Fix possible hangup that happen for the receiving timing of
  ReadyForQuery(Z) message.
  How to reproduce:
  frontend -> pgpool-II -> pgpool-II -> backend
  Both pgpool-II are in connection pooling mode.

Modified Files:
--------------
    pgpool-II:
        pool_process_query.c (r1.257 -> r1.258)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_process_query.c?r1=1.257&r2=1.258)