[pgpool-committers: 7655] pgpool: Allow to build pgpool with PostgreSQL 9.0 or before.

[Tatsuo Ishii]

Allow to build pgpool with PostgreSQL 9.0 or before.

pool_process_reporting.c referrers to PQpingParams() which was
introduced in PostgreSQL 9.1. Check existence of the function in
configure and if it does not exist, set "pg_status" column of "show
pool_nodes" and "pcp_node_info" to be set "unknown".

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=6357f49f867765d62a8a4398733194c07561281a

Modified Files
--------------
configure.ac                           |  1 +
doc.ja/src/sgml/ref/pcp_node_info.sgml |  6 ++++--
doc/src/sgml/ref/pcp_node_info.sgml    | 15 ++++++++++-----
src/utils/pool_process_reporting.c     |  6 ++++++
4 files changed, 21 insertions(+), 7 deletions(-)