Re: [Boost-build] bjam - two outputs from the same file

Subject: Re: [Boost-build] bjam - two outputs from the same file
From: Renaud Lepère (renaud.lepere_at_[hidden])
Date: 2010-06-04 04:06:38

Rao, Anant a écrit :
> Hi,
> 
>  
> 
> If I have a source file that generates two types of output, is it 
> possible to generate them using bjam?
> 
>  
> 
> Say, foo.cpp is like this:
> 
>  
> 
> void f()
> 
> {
> 
> }
> 
>  
> 
> #if defined(EXE)
> 
> int main()
> 
> {
> 
>     f();
> 
> }
> 
> #endif
> 
>  
> 
> Now, using the same file, I want to generate  a binary (by defining EXE) 
> as well as a lib.
> 
>  
> 
> How do I declare the targets in a bjam file?
> 

You could probably use something like :
obj foo_1.obj : foo.cpp : <define>EXE ;
obj foo_2.obj : foo.cpp  ;
exe foo : foo_1.obj ;
lib foolib : foo2_obj ;
see
http://www.boost.org/doc/libs/1_40_0/doc/html/bbv2/faq.html#id2146448
for more details

Perhaps you can also split your cpp file into 2 files :
foo.cpp  and foo_exe.cpp and avoids #defines

Renaud