[Buildroot] [PATCH v6 16/16] ejabberd: new package.

Thomas Petazzoni thomas.petazzoni at free-electrons.com
Tue Feb 3 11:32:53 UTC 2015


Dear Johan Oudinet,

On Tue, 3 Feb 2015 11:35:38 +0100, Johan Oudinet wrote:

> > I'm interested in hearing a bit more about the host-erlang-lager
> > dependency. Why would ejabberd need a logging framework built for the
> > host? This seems weird.
> 
> I also think it's weird but otherwise ejabberd compilation failed at
> src/gen_mod.erl, which includes include/logger.hrl.
> At line 23 of this file there is such statement:
> -compile([{parse_transform, lager_transform}]).
> And lager_transform is provided by erlang-lager.
> 
> I'm not an erlang guru but from lager documentation, it says this line
> must be added to "the module you wish to compile with logging
> enabled".
> So, I guess it needs host-erlang-lager to add such capability to the
> erlang compiler.
> If an erlang expert reads this, it probably can provide a better explanation.

Ok, thanks for the details. I clearly don't have any Erlang knowledge,
so I will not try to dive into this to understand what's going on.
Those dependencies are anyway fairly light, so it doesn't matter that
much.

Thanks,

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com


More information about the buildroot mailing list