On 2016-07-29 15:14, Bruce Momjian wrote:
On Fri, Jul 29, 2016 at 03:09:59PM -0500, Larry Rosenman wrote:
>>I might take a look at the NetBSD package (I'm a developer) to see how
>>hard it would be to allow multiple versions. We do keep all the lib
>>stuff in a separate directory so that part would be relatively simple.
>>We just need to find all the binaries and make the names versioned and
>>add a symlink to the user selected primary version to the bare version
>>of the binary name. Example:
>> - psql.8.3
>> - psql.9.1
>> - psql.9.3
>> - psql ==> psql.9.3
>>
>>Other than linking to the correct library can you think of any other
>>issues with this?
>
>Data Directory naming, as well as keeping the init-scripts straight.
>
And who gets 5432, and Unix socket naming, it starts to get messy.....
Well, pg_upgrade uses a socket created in the current run directory, so
that should be fine.
if we're talking JUST for pg_upgrade, that's one thing. Peaceful
co-existence on an ongoing basis
is quite another.....
--
Larry Rosenman http://www.lerctr.org/~ler
Phone: +1 214-642-9640 E-Mail: ler@xxxxxxxxxx
US Mail: 17716 Limpia Crk, Round Rock, TX 78664-7281
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