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Re: Re: [GENERAL] 7.0 vs. 7.1 (was: latest version?)

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Lamar Owen <lamar(dot)owen(at)wgcr(dot)org>, Trond Eivind Glomsrød <teg(at)redhat(dot)com>, The Hermit Hacker <scrappy(at)hub(dot)org>, pgsql-hackers(at)postgreSQL(dot)org
Subject: Re: Re: [GENERAL] 7.0 vs. 7.1 (was: latest version?)
Date: 2000-10-27 15:41:39
Message-ID: 200010271541.LAA03682@candle.pha.pa.us (view raw or flat)
Thread:
Lists: pgsql-generalpgsql-hackerspgsql-ports
> Lamar Owen <lamar(dot)owen(at)wgcr(dot)org> writes:
> > Unfortunately RPM deems a dependency upon libpq.so.2.0 to not be
> > fulfilled by libpq.so.2.1 (how _can_ it know?  A client linked to 2.0
> > might fail if 2.1 were to be loaded under it (hypothetically)).
> 
> If so, I claim RPM is broken.
> 
> The whole point of major/minor version numbering for .so's is that
> a minor version bump is supposed to be binary-upward-compatible.
> If the RPM stuff has arbitrarily decided that it won't honor that
> definition, why do we bother with multiple numbers at all?
> 
> > So, PostgreSQL 7.1 is slated to be libpq.so.2.2, then?
> 
> To answer your question, there are no pending changes in libpq that
> would mandate a major version bump (ie, nothing binary-incompatible,
> AFAIK).  We could ship it with the exact same version number, but then
> how are people to tell whether they have a 7.0 or 7.1 libpq?

Yes, we need to have new numbers so binaries from different releases use
the proper .so files.

-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman(at)candle(dot)pha(dot)pa(dot)us               |  (610) 853-3000
  +  If your life is a hard drive,     |  830 Blythe Avenue
  +  Christ can be your backup.        |  Drexel Hill, Pennsylvania 19026

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