Re: [Boost-build] cross compiling linux boost libraries

Subject: Re: [Boost-build] cross compiling linux boost libraries
From: Vladimir Prus (ghost_at_[hidden])
Date: 2010-07-12 03:48:08

On Friday 02 July 2010 15:55:54 Moritz Hassert wrote:

> Hi,
> 
> Madhukar Sandi wrote:
> > I am able to cross compile using ./bjam --toolset=gcc-mips. But when im
> > seeing in library that was build for intel only
> > 
> > The following log
> > 
> > [root_at_infba01388 lib]# file libboost_math_tr1l.so.1.43.0
> > libboost_math_tr1l.so.1.43.0: ELF 32-bit LSB shared object, Intel 80386,
> > version 1 (GNU/Linux), dynamically linked, not stripped [root_at_infba01388
> > lib]# file libboost_thread.so.1.43.0
> > libboost_thread.so.1.43.0: ELF 32-bit LSB shared object, Intel 80386,
> > version 1 (GNU/Linux), dynamically linked, not stripped
> 
> The odd thing with boost-build is that it sometimes does not bail out with an 
> error when it can't fullfill your exact request. Instead it tries to something 
> that it considers 'a good alternative'. At least thats my experience.
> 
> In your case the toolset 'gcc-mips' is most likely not known to boost-build. 
> That is, it does not have a gcc with version 'mips' configured. But instead of 
> complaining it tries to auto-configure that compiler. And if it cannot find an 
> executable  'g++-mips' or something like that it will fall back to the default 
> command for toolset gcc, which is of cause 'g++'.

That's an outright bug, I guess. Care to file it in the tracker?

Thanks,

--
Vladimir Prus
http://vladimir_prus.blogspot.com
Boost.Build: http://boost.org/boost-build2