Boost Users :
Subject: Re: [Boost-users] Auto-Linking in Visual Studio 2008
From: John Drescher (drescherjm_at_[hidden])
Date: 2012-01-03 16:33:28
> I recently began using boost in a project on Windows using MS Visual Studio
> 9.0 2008 using CMake, i.e. the project setup is auto-generated using the
> correct boost libraries as link targets. In my project, I link to
> boost_thread*.lib, which should be the import library for boost_thread*.dll.
> However, when I compile the project, the I get the following linking error:
> Error 43 fatal error LNK1104: cannot open file
> 'libboost_thread-vc90-mt-1_48.lib' rsb-chat-1 rsb-chat-1
> So it seems necessary to have the static library present as well when
> linking the executable. At first I thought this was the default auto-linking
> behavior described in the documentation, i.e. static linking. However, once
> all needed static libraries are supplied, the final executable still needs
> the dynamic boost_*.dll libraries. This did not seem right to me...
When using .dlls in this way the .lib is needed and is called an
import library. Linking against an import library does not remove you
from needing the .dll.
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