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Subject: Re: [Boost-build] tracing weird dependecies
From: Gevorg Voskanyan (v_gevorg_at_[hidden])
Date: 2011-05-09 04:39:33

Patrick Hoffmann wrote:

> Hi all,
> in a C++ project I got some problems with dependencies which I do not
>understand. When I changed some header bjam rebuilds some files which do NOT
>include this header directly or indirectly.
> The suspect is our QT-MOC-mechanism which pre-compiles some dialog/window
>class code. Don't know if this is a known problem.
> But what I really like to know from you guys is, if there is a possibility to
>trace the dependency of a specific file. I tried some -d option-magic but this
>gives me over 1 GB of output which I was not able to handle yet.
> What I would like to have is either a possibility to get the concrete
>dependencies for one specific file which leads bjam to rebuild that file or in
>other words why - for example - file "a.cpp" depends on header "b.hpp".
> Can someone help?

Not sure it will help, but what are the names of the directories the changed
header is located in?

> Best regards, Patrick Hoffmann

Best Regards,

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