Log Message:
-----------
Fix pg_ctl initdb without options.
Passing NULL string to snprintf is avoided.
Modified Files:
--------------
pgsql/src/bin/pg_ctl:
pg_ctl.c (r1.116 -> r1.117)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_ctl/pg_ctl.c?r1=1.116&r2=1.117)