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-rw-r--r--docs/manual/adding-packages-generic.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/manual/adding-packages-generic.txt b/docs/manual/adding-packages-generic.txt
index 8ed7fe8ee2..de8aca20b5 100644
--- a/docs/manual/adding-packages-generic.txt
+++ b/docs/manual/adding-packages-generic.txt
@@ -497,6 +497,12 @@ different steps of the build process.
systemd is selected as the init system in the configuration, only
+LIBFOO_INSTALL_INIT_SYSTEMD+ will be run).
+* +LIBFOO_HELP_CMDS+ lists the actions to print the package help, which
+ is included to the main +make help+ output. These commands can print
+ anything in any format.
+ This is seldom used, as packages rarely have custom rules. *Do not use
+ this variable*, unless you really know that you need to print help.
+
The preferred way to define these variables is:
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