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From: Jani Nikula <jani.nikula@linux.intel.com>
To: Geert Uytterhoeven <geert@linux-m68k.org>,
        Jonathan Corbet <corbet@lwn.net>,
        Markus Heiser <markus.heiser@darmarit.de>
Cc: "linux-doc\@vger.kernel.org" <linux-doc@vger.kernel.org>,
        "linux-kernel\@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: pyc files in source dir with O=
In-Reply-To: <CAMuHMdVxqpH7-9XJ+YE_pgoA+-fe0969cSkOehYh3uubYcrhZA@mail.gmail.com>
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Date: Wed, 07 Sep 2016 16:28:03 +0300
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On Wed, 07 Sep 2016, Geert Uytterhoeven <geert@linux-m68k.org> wrote:
> When running "make htmldocs O=/path/to/somewhere", *.pyc files end up
> in the source tree instead of in the build tree:
>
>     $ git ls-files -o
>     Documentation/sphinx/kernel-doc.pyc
>     Documentation/sphinx/kernel_include.pyc
>     Documentation/sphinx/rstFlatTable.pyc
>     $
>
> This is with v4.8-rc5.
>
> With next-20160907, two more files appear:
>
>     Documentation/sphinx/cdomain.pyc
>     Documentation/sphinx/load_config.pyc

This should help

diff --git a/Documentation/Makefile.sphinx b/Documentation/Makefile.sphinx
index 92deea30b183..a4cba2d1aaf1 100644
--- a/Documentation/Makefile.sphinx
+++ b/Documentation/Makefile.sphinx
@@ -53,6 +53,7 @@ loop_cmd = $(echo-cmd) $(cmd_$(1))
 
 quiet_cmd_sphinx = SPHINX  $@ --> file://$(abspath $(BUILDDIR)/$3/$4);
       cmd_sphinx = $(MAKE) BUILDDIR=$(abspath $(BUILDDIR)) $(build)=Documentation/media all;\
+	PYTHONDONTWRITEBYTECODE=1 \
 	BUILDDIR=$(abspath $(BUILDDIR)) SPHINX_CONF=$(abspath $(srctree)/$(src)/$5/$(SPHINX_CONF)) \
 	$(SPHINXBUILD) \
 	-b $2 \


Side note, I'm really sad the Sphinx build has grown so ugly and
complicated now. :(

BR,
Jani.


-- 
Jani Nikula, Intel Open Source Technology Center