explicit "osc add" of a directory offers to create an archive for uploading it

Question: what can be a trigger to update it?
          checking for mtimes in directories where an .obscpio exists?

NEWS

@@ -2,6 +2,8 @@
   - osc service runall: runs all service local, independend of the mode
                         This allows to create local files even when disabled or
                         just created at buildtime
+  - support snapcraft.yaml build descriptions
+  - "osc add" of a directory offers to create an archive for uploading it
 
 0.154
   - switch to new obs_scm service when adding git URL's

osc/commandline.py

@@ -4436,7 +4436,16 @@ Please submit there instead, or use --nodevelproject to force direct submission.
                     addGitSource(arg)
                 else:
                     addDownloadUrlService(arg)
-            else:
+                continue
+            if os.path.isdir(arg):
+                resp = raw_input("%s is a directory, do you want to archive it for submission? (y/n)" % (arg))
+                if resp not in ('y', 'Y'):
+                    continue
+                archive = ("%s.obscpio" % arg)
+                run_external("find %s | cpio -o -H newc > %s" % (arg, archive), shell=True)
+                addFiles([archive])
+                continue
+
             addFiles([arg])