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Subject: Re: [Boost-users] thread linking strangeness
From: Nikolai N Fetissov (nikolai-boost_at_[hidden])
Date: 2008-11-17 22:46:02

> I am observing strange things while linking boost::thread on a linux
> system with gcc 3.4.6.
> If I link an app with
> -L[path to boost.thread] -lboost_thread-gcc34-mt
> then it links fine.
> If I link with
> [path to boost.thread]/libboost_thread-gcc34-mt-1_36.a
> then I get linker errors with unresolved externals to things like:
> pthread_mutexattr_init
> pthread_detach
> pthread_getspecific
> I suspect it has to do with dynamic vs. static libraries. I have two
> flavors built:
> libboost_signals-gcc34-mt-1_36.a
> So I suspect that in the first case I am getting a dll while in the
> second case the static link fails for some reason. Any suggestions/
> tips to get the static link to work?

Add -pthread to the list of compiler flags.


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