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-rw-r--r--documentation/ref-manual/ref-variables.xml17
1 files changed, 17 insertions, 0 deletions
diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index 2507d4b520..8ff0d671d1 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -10042,6 +10042,23 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
10042 <link linkend='var-PREFERRED_PROVIDER'><filename>PREFERRED_PROVIDER</filename></link> 10042 <link linkend='var-PREFERRED_PROVIDER'><filename>PREFERRED_PROVIDER</filename></link>
10043 variable is used to select which particular recipe 10043 variable is used to select which particular recipe
10044 provides a virtual target. 10044 provides a virtual target.
10045 <note>
10046 <para>A corresponding mechanism for virtual runtime
10047 dependencies (packages) exists.
10048 However, the mechanism does not depend on any special
10049 functionality beyond ordinary variable assignments.
10050 For example,
10051 <filename>VIRTUAL-RUNTIME_dev_manager</filename>
10052 refers to the package of the component that manages
10053 the <filename>/dev</filename> directory.</para>
10054
10055 <para>Setting the "preferred provider" for runtime
10056 dependencies is as simple as using the following
10057 assignment in a configuration file:</para>
10058 <literallayout class='monospaced'>
10059 VIRTUAL-RUNTIME_dev_manager = "udev"
10060 </literallayout>
10061 </note>
10045 </para> 10062 </para>
10046 </glossdef> 10063 </glossdef>
10047 </glossentry> 10064 </glossentry>