diff options
Diffstat (limited to 'morphlib/buildcommand.py')
| -rw-r--r-- | morphlib/buildcommand.py | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/morphlib/buildcommand.py b/morphlib/buildcommand.py index be8a1507..a6be8a8c 100644 --- a/morphlib/buildcommand.py +++ b/morphlib/buildcommand.py @@ -119,7 +119,10 @@ class BuildCommand(object): root_kind = root_artifact.source.morphology['kind'] if root_kind != 'system': raise morphlib.Error( - 'Building a %s directly is not supported' % root_kind) + 'In order to build this %s directly, please give the filename ' + 'of the system which contains it, and the name of the %s. ' + 'See `morph build --help` for more information.' + % (root_kind, root_kind)) def _validate_architecture(self, root_artifact): '''Perform the validation between root and target architectures.''' |