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Date:      Mon, 30 Nov 2015 15:09:49 +0300
From:      Slawa Olhovchenkov <slw@zxy.spb.ru>
To:        Alexnader Kuleshov <kuleshovmail@gmail.com>
Cc:        freebsd-hackers@freebsd.org
Subject:   Re: Build only changes
Message-ID:  <20151130120949.GZ31314@zxy.spb.ru>
In-Reply-To: <20151130113712.GA10550@localhost>
References:  <20151130113712.GA10550@localhost>

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On Mon, Nov 30, 2015 at 05:37:12PM +0600, Alexnader Kuleshov wrote:

> Hello All,
> 
> I'm new in FreeBSD, so my question can be stupid, but I have just executed
> `make buildworld` and it was successful. Now I want to do some little changes
> for example in one of `usr.sbin` application. How can I recompile only changed
> application? If I'm executing `make buildworld` again, I see that there is
> new long-long-time compilation of the full base.
> 
> I've started to look into the base's Makefiles and tried to execute:
> 
> make buildworld -j4 -DMK_CDDL=no -DMK_KERBEROS=no -DMK_RESCUE=no -DMK_CRYPT=no
> -DMK_TEST=no -DNO_CLEAN=yes -DMK_CLANG_BOOTSTRAP=no -DMK_CLANG=no
> 
> but anyway I see that contrib/llvm/tools/clang/* is compiling.
> 
> Is there ability to compile only one separate dir in the FreeBSD base?

May be `make buildworld -DNO_CLEAN` is enough?

For some dirs I am do direct build. For other this is not work.



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