A file named "STOP" in the base directory prevents the server from
starting new games including Floodgate matches.
(Closes #38544)
+ * [shogi-server] Create a directory for a PID file.
+ To put a PID file such as /var/run/shogi-server/shogi-server.pid, if
+ directories do not exist, they will be created recursively.
+ (Closes #38546)
2018-04-07 Daigo Moriwaki <daigo at debian dot org>