Re: [v9.1] sepgsql - userspace access vector cache - Mailing list pgsql-hackers

From Tom Lane
Subject Re: [v9.1] sepgsql - userspace access vector cache
Date
Msg-id 8367.1313768014@sss.pgh.pa.us
Whole thread Raw
In response to Re: [v9.1] sepgsql - userspace access vector cache  (Kohei Kaigai <Kohei.Kaigai@EMEA.NEC.COM>)
Responses Re: [v9.1] sepgsql - userspace access vector cache
List pgsql-hackers
Kohei Kaigai <Kohei.Kaigai@EMEA.NEC.COM> writes:
> One point I'm worrying about is a case when contrib/sepgsql is compiled
> with older libselinux than minimum requirement. In this case, we may not
> notice the broken module unless user tries to load it actually.
> Is there a good idea to ensure compile failure when we try to build sepgsql
> module when libselinux-2.0.98 or older was installed?

Well, they should get at least a warning from referencing undefined
functions, no?

There's a limit to how friendly we can be here, since Linux's shlib
stuff is designed to not require all symbols to be resolvable at shlib
construction time.  This is one place where Darwin works better ...
        regards, tom lane


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