RE: [boost] Compiling Boost with MinGW - Please lead the blind .. .

From: Fanta, Richard (Richard.Fanta_at_[hidden])
Date: 2003-01-09 13:40:42

Doh!  It is a simple naming thing.  Copying the .lib to .a resolves the
g++/linker problems...

Much thanks,
Rick

>>-----Original Message-----
>>From: David Abrahams [mailto:dave_at_[hidden]]
>>Sent: Thursday, January 09, 2003 1:08 PM
>>To: Boost mailing list
>>Cc: 'richard_fanta_at_[hidden]'
>>Subject: Re: [boost] Compiling Boost with MinGW - Please lead 
>>the blind
>>...
>>
>>
>>"Fanta, Richard" <Richard.Fanta_at_[hidden]> writes:
>>
>>> Hiya,
>>>
>>> Compiling Boost with MinGW has produced .obj and .lib files 
>>in directories
>>> such as
>>> 
>>boost_1_29_0\libs\date_time\build\bin\libboost_date_time.lib\m
>>ingw\debug\run
>>> time-link-dynamic (when run on a Win2k PC).  e.g. 
>>libboost_date_time.lib,
>>> gregorian_types.obj, etc.  This happens for all Boost libs 
>>projects when
>>> compiling with "bjam -sTOOLS=mingw -sBUILD='debug release'.
>>>
>>> Two things seem wrong with this picture:
>>>   a) .lib is not dynamic but static
>>
>>What's wrong with that?  If you don't get a DLL, it means the
>>date_time library doesn't supply one (perhaps for good reasons).
>>
>>>   b) .lib and .obj files would seem to be in Microsoft 
>>.COFF format, rather
>>>       than the .a and .o GNU formats.
>>
>>The extensions used by Boost.Build are currently determined by the OS
>>on which bjam was built. However, Boost.Build doesn't do anything
>>special to set the output format of the tools; these files should be
>>in whatever format MinGW produces by default.  You can either change
>>the extensions on the files, or force Boost.Build to use different
>>extensions by passing
>>
>>           -sSUFLIB=.a -sSUFOBJ=.o
>>
>>on the command-line.
>>
>>> Hence, I'm unable to link the bjam produced libs from a separate
>>> application of mine that uses simple Makefiles and MinGW/MSYS
>>> provided (Gnu) compilers (which produce .o and .a files, etc).
>>
>>That really surprises me.  I think it's just a naming issue, not a
>>format issue.
>>
>>-- 
>>                       David Abrahams
>>   dave_at_[hidden] * http://www.boost-consulting.com
>>Boost support, enhancements, training, and commercial distribution
>>
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