[PATCH 2/2] ref-manual/variables.rst: document the PACKAGEFUNCS variable

Added by commit 4b46c1f6e891 ("Initial population") in OE-Core. This
completes the variables used during do_package, as
PACKAGE_PREPROCESS_FUNCS and PACKAGESPLITFUNCS are already documented.

Signed-off-by: Antonin Godard <[email protected]>
---
 documentation/ref-manual/variables.rst | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/documentation/ref-manual/variables.rst b/documentation/ref-manual/variables.rst
index 09136803c..724293a58 100644
--- a/documentation/ref-manual/variables.rst
+++ b/documentation/ref-manual/variables.rst
@@ -7360,6 +7360,12 @@ system and gives an overview of their function and contents.
       :ref:`ref-tasks-configure` task, then you need to use
       :term:`PACKAGECONFIG_CONFARGS` appropriately.
 
+   :term:`PACKAGEFUNCS`
+      The :term:`PACKAGEFUNCS` variable holds a list of functions which are
+      executed to process metadata based on split packages found in the
+      :term:`PKGDEST` directory. These functions are executed in the
+      :ref:`ref-classes-package` class in the order found in the list.
+
    :term:`PACKAGEGROUP_DISABLE_COMPLEMENTARY`
       For recipes inheriting the :ref:`ref-classes-packagegroup` class, setting
       :term:`PACKAGEGROUP_DISABLE_COMPLEMENTARY` to "1" specifies that the

-- 
2.55.0