Subject: Re: [boost] [modularization] Modularizing Boost (modularization)
From: Stephen Kelly (steveire_at_[hidden])
Date: 2013-10-18 09:18:58
On 10/18/2013 03:12 PM, Daniel James wrote:
> On 18 October 2013 13:23, Stephen Kelly <steveire_at_[hidden]> wrote:
>>>>> which I think can be done while
>>>>> preserving history.
>>>> How so? Replaying the history on top of master? That's still a loss of
>>>> history really, but it's better than a straight addition-of-current-version.
>>> Possibly by including all the module history in each smaller module
>>> and, if possible, rewriting the history to only include the relevant
>>> headers (this would be done before the module is in use).
>> I don't really see a sense in having a non-zero time interval between
>> considering a module converted to git and considering it 'in use'. As
>> far as I understand your mail, you want to do this splitting after
>> conversion, but before considering it 'officially in use' or something?
> Sorry I should have been clearer, I meant before the smaller modules
> are in use. I'll break it down into the rough steps for
> functional_hash:
>
> 1. Git conversion creates the functional module, everyone uses this.
> 2. I manually create the functional_hash module, probably extracted
> from the functional module in some manner.
> 3. In a branch in the functional module, delete all the hash files
> (but keeping html redirect files to avoid breaking links).
> 4. In a branch in the main boost repo, add the functional_hash
> submodule, and update the functional submodule, and the appropriate
> build files etc.
> 5. Once everything is okay merge the branches.
Why all the branches? That seems to just add a lot of complexity as a
result of trying to do this after converting to git.
Why not create the functional_hash module now, before converting to git?
Then there are never two modules to keep in sync.
Thanks,
Steve.