[OE-core] [PATCH 17/17] image.py: add script output to the rootfs log

[Ed Bartosh]

Let's add output of image creation script to the bitbake log
as it can contain useful information.

One good example of such an information is wic report about
artifacts and .wks file used for image creation.

Signed-off-by: Ed Bartosh <ed.bartosh at linux.intel.com>
---
 meta/lib/oe/image.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/meta/lib/oe/image.py b/meta/lib/oe/image.py
index 7f82748..6f57df2 100644
--- a/meta/lib/oe/image.py
+++ b/meta/lib/oe/image.py
@@ -11,11 +11,14 @@ def generate_image(arg):
             (type, create_img_cmd))
 
     try:
-        subprocess.check_output(create_img_cmd, stderr=subprocess.STDOUT)
+        output = subprocess.check_output(create_img_cmd,
+                                         stderr=subprocess.STDOUT)
     except subprocess.CalledProcessError as e:
         return("Error: The image creation script '%s' returned %d:\n%s" %
                (e.cmd, e.returncode, e.output))
 
+    bb.note("Script output:\n%s" % output)
+
     return None
 
 
-- 
2.1.4