Re: [Boost-users] [guid] Linker Error when using precompiled headers

From: Andy (atompkins_at_[hidden])
Date: 2007-04-05 13:13:08

"Christian Henning" <chhenning_at_[hidden]> wrote in 
news:949801310704041433q4fcbd67ame61cc03a14742cfa_at_[hidden]:

Hi Christian,

What version are you using?  The latest is guid_v7.zip.

> Hi there, there is a problem with the free flowing functions
> random_byte(...) and swap(...).

I am having trouble duplicating this problem.  Both functions 
are declaired inline which should prevent this issue.

Can you provide a little more information?

Andy.

> 
> stdafx.obj : error LNK2005: "unsigned char __cdecl
> boost::detail::random_byte(void)" (?random_byte_at_detail@boost@@YAEXZ)
> already defined in database.obj
> stdafx.obj : error LNK2005: "void __cdecl boost::swap(class
> boost::guid &,class boost::guid &)" (?swap_at_boost@@YAXAAVguid_at_1@0_at_Z)
> already defined in database.obj
> 
> To solve that one would need to move the functions inside a structure.
> 
> For example:
> 
> namespace boost { namespace detail {
> 
> struct utilities
> {
>    static uint8_t random_byte() { ... }
> };
> 
> }}
> 
> 
> Christian