Tests: add usage note to check-rpc-mappings.py

instagibbs · Jul 19, 2018 · 03a2d68 · 03a2d68
1 parent 4a3e8c5
commit 03a2d68
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/test/lint/check-rpc-mappings.py b/test/lint/check-rpc-mappings.py
@@ -90,6 +90,10 @@ def process_mapping(fname):
     return cmds
 
 def main():
+    if len(sys.argv) != 2:
+        print('Usage: {} ROOT-DIR'.format(sys.argv[0]), file=sys.stderr)
+        sys.exit(1)
+
     root = sys.argv[1]
 
     # Get all commands from dispatch tables