ref-manual: mention wildcarding support in INCOMPATIBLE_LICENSE

Add this since the INCOMPATIBLE_LICENSE wildcard support has changed in
the 4.0 release.

(From yocto-docs rev: c7946863e5a9d62a49131b92cc9549da9b799bbd)

Signed-off-by: Paul Eggleton <paul.eggleton@microsoft.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 8 insertions, 0 deletions

diff --git a/documentation/ref-manual/variables.rst b/documentation/ref-manual/variables.rst
index f9fd551478..47ea316395 100644
--- a/documentation/ref-manual/variables.rst
+++ b/documentation/ref-manual/variables.rst
@@ -3485,6 +3485,14 @@ system and gives an overview of their function and contents.
       incompatible licenses are not built. Packages that are individually
       licensed with the specified incompatible licenses will be deleted.
 
+      There is some support for wildcards in this variable's value,
+      however it is restricted to specific licenses. Currently only
+      these wildcards are allowed and expand as follows:
+
+      - ``AGPL-3.0*"``: ``AGPL-3.0-only``, ``AGPL-3.0-or-later``
+      - ``GPL-3.0*``: ``GPL-3.0-only``, ``GPL-3.0-or-later``
+      - ``LGPL-3.0*``: ``LGPL-3.0-only``, ``LGPL-3.0-or-later``
+
       .. note::
 
          This functionality is only regularly tested using the following