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Re: [Ekiga-list] Ekiga on Ubuntu using DSL

Subject: Re: [Ekiga-list] Ekiga on Ubuntu using DSL
From: Eugen Dedu
Date: Sat, 27 Mar 2010 21:44:33 +0100
Chris Vine wrote:
> On Sat, 27 Mar 2010 20:54:44 +0100
> Eugen Dedu <Eugen.Dedu@xxxxxxxxxxxxxxxxxxxx> wrote:
>> Chris Vine wrote:
>>> On Sat, 27 Mar 2010 19:30:06 +0000
>>> Chris Vine <chris@xxxxxxxxxxxxxxxxxxxxx> wrote:
>>>> On Sat, 27 Mar 2010 08:31:58 +0100
>>>> yannick <sevmek@xxxxxxx> wrote:
>>>>> You can test ekiga 3.2.6 for karmic with the patch here:
>>>>> https://launchpad.net/~sevmek/+archive/ppa
>>>>>
>>>>> I do no used "ekiga-released" as I consider it as official and I
>>>>> do not want to confuse users of it with some testing.
>>>> I am not using karmic.  Can you please post the patch here and I
>>>> will recompile libopal.
>>> And could you also state whether libopal as patched is binary
>>> compatible: that is, do I also need to recompile ekiga?
>> No, you do not need to.
>>
>> More generally: An application needs recompiling only when its
>> interface changes.  That's the reason why on every machine you can
>> update the system, sometimes only a library is updated, but all the
>> applications depending on it see the change.
> 
> This is a C++ library where the most trivial changes can break binary
> compatibility.   Interface changes won't if they only comprise
> additional non-virtual methods, otherwise they will.  Having no
> interface changes will still break compatibility if class membership
> changes.

Right...

> Anyway, on looking at the patch there are no interface modifications of
> any kind, nor change of class membership, so we look to be OK.

-- 
Eugen
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