[mythtv-users] Easy way to switch between 0.27 / 0.28 FE only

[Stuart Auchterlonie]

On 28/10/15 01:16, Jean-Yves Avenard wrote:
> On 27 October 2015 at 21:39, Mark <perkins1724 at hotmail.com> wrote:
>> Is there an easy way to switch between (back and forth and back again) 0.27
>> and 0.28 on a single (Mythbuntu or Ubuntu) frontend?
>>
>> I am test building a 0.28 backend but it only has basic graphics and I’m
>> running it in a virtual machine so it doesn’t handle being a frontend well.
>> When I’m testing I think I would like to grab one of the unused 0.27 main
>> frontends, toggle it to 0.28, point it to the test server and test a bit of
>> livetv, and then toggle it back to 0.27 and point it back to the main BE for
>> the next person who sits down.
>>
>> I’m not sure whether it can be done though, without risk of the 0.28
>> dependencies conflicting with the 0.27 dependencies?
> 
> There are ways. That's how I do here.
> 
> First make sure the binaries are installed in two different paths.
> that means you can't use 0.27 and 0.28 binary packages  you'll have to
> compile one yourself
> 
> Eg. ./configure --prefix=/something/that/is/different/to/the/other/install
> 
> then make / make install
> 
> The easiest then is to use a different user to run it so you have no
> conflicting mythtv config:

That's where the MYTHCONFDIR environment variable is useful.
You can then run both versions as the same user by just pulling
in different settings.

Regards
Stuart