Re: [Boost-users] [asio][msvc-8_0] compilation failed on example

From: Christopher Kohlhoff (chris_at_[hidden])
Date: 2007-05-08 10:20:03

JD writes:

>    I've been trying to use Boost.Asio in a project and compilation 
> failed with VC 8.0. Compiler complains that unary operator! that should 
> be member of asio::error is not defined.

The error handling classes have changed. See this post:

  http://article.gmane.org/gmane.comp.lib.boost.devel/150573

> I tried to compile 
> lib/asio/example/http/client/ from CVS HEAD and got another compile issue:
> 
> ..\..\..\..\..\boost/asio/ip/unicast.hpp(62) : error C2065: 
> 'IPV6_UNICAST_HOPS': undeclared identifier
> 
>    Is there known compile issue with asio?
>    Thanks for your help.

It sounds like you have a very old platform sdk or something on your include
path. This should be defined for you in ws2tcpip.h.

Cheers,
Chris