Re: [Boost-users] undefined reference to `boost::thread_resource_error::thread_resource_error()'

Subject: Re: [Boost-users] undefined reference to `boost::thread_resource_error::thread_resource_error()'
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2009-12-19 00:06:55

AMDG

Stefano wrote:
> On ubuntu, I have a piece of software linking against the boost thread 
> library. Linking with boost version 1.40 I don't have any problem, 
> whereas switching to 1.41 I got the
>
> undefined reference to 
> `boost::thread_resource_error::thread_resource_error()'
>
> In the sources I see that this constructor is now inlined and if I do
>
> nm -C -D libboost_thread.so  | grep thread_resource_error
>
> from this (1.40)
>
> 0000ee80 T boost::thread_resource_error::thread_resource_error(int)
> 0000ee00 T boost::thread_resource_error::thread_resource_error()
> 0000ee40 T boost::thread_resource_error::thread_resource_error(int)
> 0000edc0 T boost::thread_resource_error::thread_resource_error()
> 0000f4c0 T boost::thread_resource_error::~thread_resource_error()
> 0000f500 T boost::thread_resource_error::~thread_resource_error()
> 0000f530 T boost::thread_resource_error::~thread_resource_error()
> 0000eec0 T boost::thread_resource_error::what() const
> 00013e00 V typeinfo for boost::thread_resource_error
> 0000ffc0 V typeinfo name for boost::thread_resource_error
> 00013d98 V vtable for boost::thread_resource_error
>
> I got this (1.41)
>
> 0000b6e0 W boost::thread_resource_error::~thread_resource_error()
> 0000b720 W boost::thread_resource_error::~thread_resource_error()
> 0000b480 W boost::thread_resource_error::what() const
> 0001282c V typeinfo for boost::thread_resource_error
> 0000ed00 V typeinfo name for boost::thread_resource_error
> 00012848 V vtable for boost::thread_resource_error
>
> The symbol is weak now. I should be  not a problem, right?

No, the constructor is not there.  What you see is the destructor.

> But I got the unresolved ref
>
> What is the best option to have my stuff compiled without the 
> unresolved refs?

Are you absolutely sure that you compiled with the 1.41 headers?

In Christ,
Steven Watanabe