[pgpool-committers: 441] pgpool: Applied and modified Nagata's patch.

[at.mitani]

Applied and modified Nagata's patch.

Branch
------
feature/watchdog

Details
-------
http://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=e1802ffb572aa019c8ff976010855f1150ba61e5

Modified Files
--------------
main.c                  |   93 ++++++++++++++++++++---------------------------
watchdog/wd_child.c     |    8 ++--
watchdog/wd_ext.h       |    2 +
watchdog/wd_lifecheck.c |   29 ++++++++++++++-
watchdog/wd_list.c      |   19 ++++++++++
5 files changed, 93 insertions(+), 58 deletions(-)