ref-manual/variables.rst: document SPDX_PACKAGE_URL

Used for SPDX3 software_packageUrl field.

(From yocto-docs rev: 108549dae76a582bc98d3b7bd976e0239a6b92a6)

Signed-off-by: Antonin Godard <antonin.godard@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/documentation/ref-manual/variables.rst b/documentation/ref-manual/variables.rst
index 038e5541ef..03839ac0ad 100644
--- a/documentation/ref-manual/variables.rst
+++ b/documentation/ref-manual/variables.rst
@@ -8875,6 +8875,12 @@ system and gives an overview of their function and contents.
       output (``software_packageVersion``). The default value for this variable
       is :term:`PV`.
 
+   :term:`SPDX_PACKAGE_URL`
+      Provides a place for the SPDX data creator to record the package URL
+      string (``software_packageUrl``, in accordance with the Package URL
+      specification) for a software Package. The default value of this variable
+      is an empty string.
+
    :term:`SPDX_PRETTY`
       This option makes the SPDX output more human-readable, using
       identation and newlines, instead of the default output in a