Mark Dilger <pgsql@markdilger.com> writes:
> Refactoring the way these table driven functions work would impact
> lots of other code. Just grep for all files #including mb/pg_wchar.h
> for the list of them. The list includes interfaces/libpq, and I'm
> wondering if software that links against postgres might rely on these
> function prototypes?
No, we've never exported those with the intent that client code should
use 'em. Doing so would require importing non-public headers, and
anyone who does that can have no grounds for complaining if the headers
change incompatibly.
regards, tom lane