devtool: build-image: improve help and description

Made parser help message and description more clear in
build-image plugin.

(From OE-Core rev: 39714557dde70c4b1ce8d08c7e1d21fd39a1d1a6)

Signed-off-by: Ed Bartosh <ed.bartosh@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 6 insertions, 4 deletions

diff --git a/scripts/lib/devtool/build-image.py b/scripts/lib/devtool/build-image.py
index d875715fcd..708120a861 100644
--- a/scripts/lib/devtool/build-image.py
+++ b/scripts/lib/devtool/build-image.py
@@ -48,7 +48,9 @@ def build_image(args, config, basepath, workspace):
 
 def register_commands(subparsers, context):
     """Register devtool subcommands from the build-image plugin"""
-    parser_package = subparsers.add_parser('build-image', help='Build image')
-    parser_package.add_argument('recipe', help='Image recipe to build')
-    parser_package.set_defaults(func=build_image)
-
+    parser = subparsers.add_parser('build-image',
+                                   help='Build image including workspace recipe packages',
+                                   description='Builds an image, extending it to include '
+                                   'packages from recipes in the workspace')
+    parser.add_argument('recipe', help='Image recipe to build')
+    parser.set_defaults(func=build_image)