Re: [Boost-build] link a library to another library from another subproject on mac os x

From: Michael Thomas Zehender (michael.zehender_at_[hidden])
Date: 2006-11-16 16:12:57

both libraries build fine when the command line is changed to what  
I've mentioned.

SOURCES is also ok.

Michi

On Nov 16, 2006, at 8:12 PM, Phillip Seaver wrote:

> Michael Thomas Zehender wrote, on 11/16/2006 8:16 AM:
>> Hello,
>>
>> I'm new to the boost.build system, yesterday I've installed bjam and
>> boost.build and at the first glance it was very easy to use and  
>> powerful.
>> I set up my project according to the tuturials and documentation and
>> ran into a problem and didn't find a solution.
>>
>> My Problem:
>>
>> I have a library say TEST1 in one subproject dependent on a library
>> say TEST2 in another subproject. I've put it in the sources list, but
>> it isn't handled right.
>> On the one hand it even doesn't compile the library TEST2 in the  
>> other
>> subproject when I run bjam to compile library TEST1 on the other hand
>> the library is passed to the linking process like an installed  
>> library
>> ( -lTEST2 ). The result is:
>>
>> ~/TestDir1 michael$ bjam --v2
>> ...found 28 targets...
>> ...updating 1 target...
>> darwin.link.dll ../TestDir1/bin/darwin/debug/libTEST1.dylib
>> /usr/bin/libtool: can't locate file for: -lTEST2
>> /usr/bin/libtool: file: -lTEST2 is not an object file (not allowed in
>> a library)
>> ...
>>
>> Firstly the problem is, that it obviously can't find the library. I
>> know how to compile it by hand, but I want it to automatically be  
>> done.
>>
>> The line it tries looks:
>>  g++ -dynamiclib  -o "../Test1Dir/bin/darwin/debug/libTEST1.dylib"
>> <all the object files> -lTEST2 -g
>>
>> but it should look like this
>>
>>  g++ -dynamiclib  -o "../Test1Dir/bin/darwin/debug/libTEST1.dylib"
>> <all the object files> "../Test2Dir/bin/darwin/debug/ 
>> libTEST2.dylib" -g
>>
>> Secondly I want the library TEST2 to be compiled when I run bjam to
>> compile TEST1.
>>
>> running bjam in the root directory doesn't work for me, I didn't work
>> the problem out yet.
>>
>> Thanks for your help,
>> Michi
>
> It could be that your GLOB statement isn't finding anything.  If  
> that's
> the case, I think it would treat test2 as a system library.  Try  
> adding
> "ECHO $(SOURCES) ;" to your Test2Dir Jamfile to make sure it's  
> actually
> trying to build something.  I'd also suggest making sure test2 is
> building before you try to build what it relies on.  :-)
>
> Phillip
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