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author | Holger Hans Peter Freyther <zecke@selfish.org> | 2005-07-30 11:46:54 +0000 |
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committer | Holger Hans Peter Freyther <zecke@selfish.org> | 2005-07-30 11:46:54 +0000 |
commit | a988b9dce2a9677968c10f4402a9cb1dcdc5882b (patch) | |
tree | e147d3af178ab7f8024d53a5607ac2bf58717cbf /doc | |
parent | 31c1e744eabbb0dd3967c0fc701f0e780c91d35c (diff) | |
download | bitbake-a988b9dce2a9677968c10f4402a9cb1dcdc5882b.tar.gz |
bitbake/manual/usermanual.xml:
-Add Documentation for the .= and =. operators we introduce
with Bitbake 1.3.2.
Diffstat (limited to 'doc')
-rw-r--r-- | doc/manual/usermanual.xml | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/doc/manual/usermanual.xml b/doc/manual/usermanual.xml index 3c3009d0e..5c86f1ec7 100644 --- a/doc/manual/usermanual.xml +++ b/doc/manual/usermanual.xml @@ -109,6 +109,15 @@ share common metadata between many packages.</para></listitem> <para>In this example, <varname>B</varname> is now <literal>bval additionaldata</literal> and <varname>C</varname> is <literal>test cval</literal>.</para> </section> <section> + <title>Appending (.=) and prepending (=.) without spaces</title> + <para><screen><varname>B</varname> = "bval" +<varname>B</varname> += "additionaldata" +<varname>C</varname> = "cval" +<varname>C</varname> =+ "test"</screen></para> + <para>In this example, <varname>B</varname> is now <literal>bvaladditionaldata</literal> and <varname>C</varname> is <literal>testcval</literal>. In contrast to the above Appending and Prepending operators no additional space +will be introduced.</para> + </section> + <section> <title>Conditional metadata set</title> <para>OVERRIDES is a <quote>:</quote> seperated variable containing each item you want to satisfy conditions. So, if you have a variable which is conditional on <quote>arm</quote>, and <quote>arm</quote> is in OVERRIDES, then the <quote>arm</quote> specific version of the variable is used rather than the non-conditional version. Example:</para> <para><screen><varname>OVERRIDES</varname> = "architecture:os:machine" |