ref-manual: add IMAGE_LINK_NAME

Add IMAGE_LINK_NAME to the variable glossary.

(From yocto-docs rev: 83ec0ccbf1b5f58f730c739ee7bcfc3d4afabf1d)

Signed-off-by: Paul Eggleton <paul.eggleton@microsoft.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 370551f961a291f7090a8a40a0beea3511274bc1)
Signed-off-by: Nicolas Dechesne <nicolas.dechesne@linaro.org>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 11 insertions, 0 deletions

diff --git a/documentation/ref-manual/ref-variables.rst b/documentation/ref-manual/ref-variables.rst
index df685cdd4e..cdf8e40f98 100644
--- a/documentation/ref-manual/ref-variables.rst
+++ b/documentation/ref-manual/ref-variables.rst
@@ -3039,6 +3039,17 @@ system and gives an overview of their function and contents.
       See the :term:`GLIBC_GENERATE_LOCALES`
       variable for information on generating GLIBC locales.
 
+
+   :term:`IMAGE_LINK_NAME`
+      The name of the output image symlink (which does not include
+      the version part as :term:`IMAGE_NAME` does). The default value
+      is derived using the :term:`IMAGE_BASENAME` and :term:`MACHINE`
+      variables:
+      ::
+
+         IMAGE_LINK_NAME ?= "${IMAGE_BASENAME}-${MACHINE}"
+
+
    :term:`IMAGE_MANIFEST`
       The manifest file for the image. This file lists all the installed
       packages that make up the image. The file contains package