[kirkstone][PATCH 8/9] ref-manual: add documentation of the variable SPDX_NAMESPACE_PREFIX

[michael.opdenacker@bootlin.com]

From: Michael Opdenacker <michael.opdenacker@bootlin.com>

From: BELOUARGA Mohamed <m.belouarga@technologyandstrategy.com>

The documentation of the variable SPDX_NAMESPACE_PREFIX does not exist.
This variable is used to change the prefix of some links in SPDX docs.

Signed-off-by: BELOUARGA Mohamed <m.belouarga@technologyandstrategy.com>
Reviewed-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
---
 documentation/ref-manual/variables.rst | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/documentation/ref-manual/variables.rst b/documentation/ref-manual/variables.rst
index aa1d5f393d..5e5b688878 100644
--- a/documentation/ref-manual/variables.rst
+++ b/documentation/ref-manual/variables.rst
@@ -7521,6 +7521,11 @@ system and gives an overview of their function and contents.
       image), compared to just using the
       :ref:`create-spdx <ref-classes-create-spdx>` class with no option.
 
+   :term:`SPDX_NAMESPACE_PREFIX`
+      This option could be used in order to change the prefix of ``spdxDocument``
+      and the prefix of ``documentNamespace``. It is set by default to
+      ``http://spdx.org/spdxdoc``.
+
    :term:`SPDX_PRETTY`
       This option makes the SPDX output more human-readable, using
       identation and newlines, instead of the default output in a
-- 
2.34.1