Re: Datum should be defined outside postgres.h - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Datum should be defined outside postgres.h
Date
Msg-id 16204.1193325182@sss.pgh.pa.us
Whole thread Raw
In response to Datum should be defined outside postgres.h  (Zdenek Kotala <Zdenek.Kotala@Sun.COM>)
Responses Re: Datum should be defined outside postgres.h
List pgsql-hackers
Zdenek Kotala <Zdenek.Kotala@Sun.COM> writes:
> I fixed it for zic, but problem with ecpg is that it includes 
> nodes/primnodes.h and it requires Datum type definition which is defined 
> in postgres.h. :(

Why in the world is ecpg including either primnodes.h or postgres.h?

> By my opinion Datum should be defined in separate file and all headers 
> which use this type should include it. (this is problem on many places 
> with another types). Another question is why ecpg needs it?

Datum is a type that no frontend code has any business dealing in;
and the same goes for everything in primnodes.h.

I'd suggest trying to fix ecpg to not depend on backend-only include
files...
        regards, tom lane


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