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bitbake: user-manual-metadata.xml: Add details about environment variables used by BitBake 

(Bitbake rev: 91d3e60a48d2269adfd0084eb6f1bcdb211dbce1)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Richard Purdie 2014-03-09 18:47:30 -07:00
parent d327013815
commit bd23241655
1 changed files with 13 additions and 0 deletions
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13
bitbake/doc/user-manual/user-manual-metadata.xml
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@ -957,6 +957,19 @@
<section id='parsing-configuration-files'> <section id='parsing-configuration-files'>
<title>Configuration files</title> <title>Configuration files</title>
<para>
Prior to parsing configuration files, Bitbake looks
at certain variables, including:
<itemizedlist>
<listitem><para><filename>BB-ENV-WHITELIST</filename></para></listitem>
<listitem><para><filename>BB_PRESERVE-ENV</filename></para></listitem>
<listitem><para><filename>BB_ENV_EXTRAWHITE</filename></para></listitem>
<listitem><para><filename>BB_ORIG_ENV</filename></para></listitem>
<listitem><para><filename>PREFERRED_VERSIONS</filename></para></listitem>
<listitem><para><filename>PREFERRED_PROVIDERS</filename></para></listitem>
</itemizedlist>
</para>
<para> <para>
The first kind of metadata in BitBake is configuration metadata. The first kind of metadata in BitBake is configuration metadata.
This metadata is global, and therefore affects all packages and This metadata is global, and therefore affects all packages and