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authorPaul Eggleton <paul.eggleton@linux.intel.com>2013-04-09 18:39:36 +0100
committerRichard Purdie <richard.purdie@linuxfoundation.org>2013-04-13 23:57:16 +0100
commit9e33c4142150f1ddc0edf77e7327ca36e949a9a7 (patch)
tree301937b8c54848d14a65bfadd9c5237cc1292e08 /documentation
parentf966fda92deea47b9e7d1b6181b2f90269cfd88f (diff)
downloadast2050-yocto-poky-9e33c4142150f1ddc0edf77e7327ca36e949a9a7.zip
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ref-manual/ref-variables: add SIGGEN_EXCLUDE_SAFE_RECIPE_DEPS
Removed some ambiguous text. (From yocto-docs rev: cdf5cf7505af9c2c61e7b7d8a7db61ec0baad254) Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com> Signed-off-by: Scott Rifenbark <scott.m.rifenbark@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'documentation')
-rw-r--r--documentation/ref-manual/ref-variables.xml28
1 files changed, 28 insertions, 0 deletions
diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index 824f696..600da57 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -3274,6 +3274,34 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
</glossdef>
</glossentry>
+ <glossentry id='var-SIGGEN_EXCLUDE_SAFE_RECIPE_DEPS'><glossterm>SIGGEN_EXCLUDE_SAFE_RECIPE_DEPS</glossterm>
+ <glossdef>
+ <para>
+ A list of recipe dependencies that should not be used to
+ determine signatures of tasks from one recipe when they
+ depend on tasks from another recipe.
+ For example:
+ <literallayout class='monospaced'>
+ SIGGEN_EXCLUDE_SAFE_RECIPE_DEPS += "intone->mplayer2"
+ </literallayout>
+ In this example, <filename>intone</filename> depends on
+ <filename>mplayer2</filename>.
+ </para>
+
+ <para>
+ Use of this variable is one mechanism to remove dependencies
+ that affect task signatures and thus force rebuilds when a
+ recipe changes.
+ <caution>
+ If you add an inappropriate dependency for a recipe
+ relationship, the build might break when the interface
+ of the second recipe changes after the first recipe has
+ been built.
+ </caution>
+ </para>
+ </glossdef>
+ </glossentry>
+
<glossentry id='var-SITEINFO_ENDIANNESS'><glossterm>SITEINFO_ENDIANNESS</glossterm>
<glossdef>
<para>
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