bug#20322: 25.0.50; indent-tabs-mode should default to nil

[Eli Zaretskii]

> Date: Wed, 22 Apr 2015 18:02:28 +0300
> From: Dmitry Gutov <dgutov@yandex.ru>
> CC: 20322@debbugs.gnu.org
> 
> On 04/21/2015 10:47 PM, Eli Zaretskii wrote:
> 
> > Please don't make different defaults for C and C++.  These are very
> > closely related languages, and there are many projects that start as C
> > and then migrate to C++ (GCC, for example).  It would be confusing to
> > have the defaults suddenly change under you when that happens.
> 
>  From where I'm standing, it's an argument to just use spaces for both C 
> and C++.
> 
> But anyway, I don't think project migration is a good problem example. 
> There are a lot things to do during that kind of migration, and adding 
> an `indent-tabs-mode' to dir-locals.el should be trivial in comparison. 

I meant the actual usage of tabs/spaces in the files.  That, of
course, doesn't change when the project migrates.