Re: [boost] [function][TR1] Broken in V1.35 if function0.hpp used withBoost.TR1

From: Douglas Gregor (dgregor_at_[hidden])
Date: 2008-04-17 08:23:04

On Apr 17, 2008, at 5:18 AM, John Maddock wrote:
>
> Hi Harmut, this is nasty because TR1 and Boost.Function have a  
> mutual (circular) dependency :-(
>
> The reduced test case is:
>
> #include <boost/function/function0.hpp>
>
> while:
>
> #include <boost/function.hpp>
>
> works just fine.

Yuck.

> Doug the following patch fixes this problem, is this acceptable to  
> you?
>
> Index: C:/data/boost/boost/trunk/boost/function/detail/prologue.hpp
> ===================================================================
> --- C:/data/boost/boost/trunk/boost/function/detail/prologue.hpp  
> (revision 44417)
> +++ C:/data/boost/boost/trunk/boost/function/detail/prologue.hpp  
> (working copy)
> @@ -11,7 +11,7 @@
> #define BOOST_FUNCTION_PROLOGUE_HPP
> #  include <cassert>
> #  include <algorithm>
> -#  include <functional> // unary_function, binary_function
> +#  include <boost/config/no_tr1/functional.hpp> // unary_function,  
> binary_function
> #  include <boost/throw_exception.hpp>
> #  include <boost/config.hpp>
> #  include <boost/function/function_base.hpp>

Yes, please commit. Thanks!

        - Doug