From 3575291b880b5178115ce9377cf2b9b106a2e211 Mon Sep 17 00:00:00 2001
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: Mon, 21 Sep 2020 17:49:45 +0300
Subject: kbuild: Allow building documentation subsets

Add an optional argument to the --doc option to select documentation
directories to build.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 kbuild.sh | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/kbuild.sh b/kbuild.sh
index d5bd3c6..3ec4856 100755
--- a/kbuild.sh
+++ b/kbuild.sh
@@ -36,6 +36,7 @@ do_package_deb=0
 opt_bootloader=
 opt_cmdline_file=
 opt_defconfig=
+opt_doc_dirs='.'
 opt_make_opts=
 
 while [[ $# != 0 ]] ; do
@@ -76,6 +77,10 @@ while [[ $# != 0 ]] ; do
 		--doc)
 			do_compile_doc=1
 			;;
+		--doc=*)
+			do_compile_doc=1
+			opt_doc_dirs="${option/--doc=/}"
+			;;
 		--)
 			platform=auto
 			;;
@@ -187,7 +192,7 @@ if [[ $do_compile_doc == 1 ]] ; then
 		source $PWD/output/doc/bin/activate
 	fi
 
-	$pmake DOCBOOKS='' htmldocs
+	$pmake SPHINXDIRS="${opt_doc_dirs}" htmldocs
 	)
 fi
 
-- 
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