Re: [boost] [thread] Can't use boost/thread/mutex.hpp without boost_system

Subject: Re: [boost] [thread] Can't use boost/thread/mutex.hpp without boost_system
From: Beman Dawes (bdawes_at_[hidden])
Date: 2012-01-22 17:01:56

On Sun, Jan 22, 2012 at 8:29 AM, Mathias Gaunard
<mathias.gaunard_at_[hidden]> wrote:
> On 01/22/2012 12:00 PM, Vicente J. Botet Escriba wrote:
>> I recognize that it could be difficult for libraries as Boost.Thread or
>> Boost.FileSystem, but I don't think Boost.System will be on this case as
>> its dependency are really minor, isn't it?
>> Could you explain more deeply the problem you want to avoid?
>
>
> error_code.cpp includes windows.h and puts lots of symbol in the global
> namespace.

Right. Including windows.h is a non-starter in a header.

error_code.cpp also makes extensive use of the unnamed namespace.
That's also something that isn't normally permissible in a header.

> I'm not sure #include "local_free_on_destruction.hpp" works either in a
> scenario where the file is included.

Good question. I'm not sure either.

> So there are problems with the approach of including .cpp files as-is, and a
> better approach must be found.

Exactly!

--Beman