On 2016-08-29 11:41:00 +0800, Craig Ringer wrote:
> On 29 August 2016 at 02:52, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> > "Regina Obe" <lr@pcorp.us> writes:
> >> The routine in PostGIS to parse out the version number from pg_config is
> >> breaking in the 10 cycle
> >
> > TBH, I wonder why you are doing that in the first place; it does not
> > seem like the most reliable source of version information. If you
> > need to do compile-time tests, PG_CATALOG_VERSION is considered the
> > best thing to look at, or VERSION_NUM in Makefiles.
>
> This is my cue to pop up and say that if you're looking at the startup
> message you have to use the version string, despite it not being the
> most reliable source of information, because we don't send
> server_version_num ;)
>
> Patch attached. Yes, I know PostGIS doesn't use it, but it makes no
> sense to tell people not to parse the server version out in some
> situations then force them to in others.
If they're using pg_config atm, that seems unlikely to be related. That
sounds more like a build time issue - there won't be a running server.
