[Pgpool-committers] pgpool - pgpool-II: Check frontend connection while waiting for response

[User T-ishii]

Log Message:
-----------
Check frontend connection while waiting for response from backend for
extended protocol (Execute()). Replace sychronize() with
wait_for_query_response().
Also tweak pool.h so that it includes cancel packet's mazic proto number.

Tags:
----
V2_2_STABLE

Modified Files:
--------------
    pgpool-II:
        pool.h (r1.36.2.2 -> r1.36.2.3)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool.h?r1=1.36.2.2&r2=1.36.2.3)
        pool_proto_modules.c (r1.6.2.3 -> r1.6.2.4)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_proto_modules.c?r1=1.6.2.3&r2=1.6.2.4)