Alex Shulgin <ash@commandprompt.com> writes:
> Maybe we should move these check/assign hooks to xlog.c, but that's
> likely going to create header files dependency problem due to use of
> GucSource in the hook prototype...
As far as that goes, there is already plenty of precedent for declaring
assorted check/assign hook functions in guc.h rather than including guc.h
into the headers where they would otherwise belong.
regards, tom lane