Thread: pgsql: Fix failure to double-quote function argument names when needed,

Log Message:
-----------
Fix failure to double-quote function argument names when needed, in
pg_get_function_arguments() and related functions.  Per report from
Andreas Nolte.

Modified Files:
--------------
    pgsql/src/backend/utils/adt:
        ruleutils.c (r1.298 -> r1.299)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/ruleutils.c?r1=1.298&r2=1.299)