From: Vladimir Prus (ghost_at_[hidden])
Date: 2004-12-27 03:56:57
> > 1) I'm going to try building a library that contains the
> > platform specific source files, and somehow, switch on which
> > libraries are included, based on compiler.
> Stuck. Found this documentation:
> "Sometimes different variant of a target are so different,
> that describing them using conditional requirements would
> be hard. Imagine that a library has different sources on two
> supported toolsets, and dummy implementation for all the other
> toolset. We can express this situation using target alternatives:"
> lib demangler : dummy_demangler.cpp ;
> lib demangler : demangler_gcc.cpp : <toolset>gcc ;
> lib demangler : demangler_msvc.cpp : <toolset>msvc ;
> I've put this in my Jamfile.v2:
> lib libosui : src/dummy.cpp ;
> lib libosui : src/dummy.cpp : <toolset>msvc ;
> lib libosui : src/dummy.cpp : <toolset>gcc ;
> And on OS X I get:
> /Users/alan/var/build/boost_1_32_0/tools/build/v2/build/feature.jam:431: in
> feature.validate-value-string from module featureerror:
> "msvc" is not a known value of feature <toolset>error: legal
> values: "darwin"
For now, just add
using msvc ;
using gcc ;
to your user-config.jam. A better solution will arrive a bit later.
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