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-rw-r--r--documentation/ref-manual/ref-variables.xml26
1 files changed, 26 insertions, 0 deletions
diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index ee5cbc2d65..eed3c47e1a 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -3337,6 +3337,32 @@
3337 </glossdef> 3337 </glossdef>
3338 </glossentry> 3338 </glossentry>
3339 3339
3340 <glossentry id='var-EXTERNAL_KERNEL_TOOLS'><glossterm>EXTERNAL_KERNEL_TOOLS</glossterm>
3341 <info>
3342 EXTERNAL_KERNEL_TOOLS[doc] = "Indicates kernel tools are external to the source tree."
3343 </info>
3344 <glossdef>
3345 <para role="glossdeffirst">
3346<!-- <para role="glossdeffirst"><imagedata fileref="figures/define-generic.png" /> -->
3347 When set, the <filename>EXTERNAL_KERNEL_TOOLS</filename>
3348 variable indicates that these tools are not in the
3349 source tree.
3350 </para>
3351
3352 <para>
3353 When kernel tools are available in the tree, they are
3354 preferred over any externally installed tools.
3355 Setting the <filename>EXTERNAL_KERNEL_TOOLS</filename>
3356 variable tells the OpenEmbedded build system to prefer
3357 the installed external tools.
3358 See the
3359 <link linkend='ref-classes-kernel-yocto'><filename>kernel-yocto</filename></link>
3360 class in <filename>meta/classes</filename> to see how
3361 the variable is used.
3362 </para>
3363 </glossdef>
3364 </glossentry>
3365
3340 <glossentry id='var-EXTERNALSRC'><glossterm>EXTERNALSRC</glossterm> 3366 <glossentry id='var-EXTERNALSRC'><glossterm>EXTERNALSRC</glossterm>
3341 <info> 3367 <info>
3342 EXTERNALSRC[doc] = "If externalsrc.bbclass is inherited, this variable points to the source tree, which is outside of the OpenEmbedded build system." 3368 EXTERNALSRC[doc] = "If externalsrc.bbclass is inherited, this variable points to the source tree, which is outside of the OpenEmbedded build system."