Log Message:
-----------
Fix postgres --describe-config for guc enums, breakage noted by Alvaro.
While at it, rename option lookup functions to make names clearer, per
discussion with Tom.
Modified Files:
--------------
pgsql/src/backend/utils/misc:
guc.c (r1.438 -> r1.439)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/misc/guc.c?r1=1.438&r2=1.439)
help_config.c (r1.20 -> r1.21)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/misc/help_config.c?r1=1.20&r2=1.21)
pgsql/src/include/utils:
guc_tables.h (r1.40 -> r1.41)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/utils/guc_tables.h?r1=1.40&r2=1.41)