add comment about process exit

Vladimir Kotal · Vladimir Kotal · commit 0878f9da4ac0 · 2018-05-28T10:02:23.000+02:00
diff --git a/tools/sync/utils.py b/tools/sync/utils.py
@@ -33,7 +33,8 @@ def is_exe(fpath):
 
 def check_create_dir(path):
     """
-    Make sure the directory specified by the path exists.
+    Make sure the directory specified by the path exists. If unsuccessful,
+    exit the program.
     """
     if not os.path.isdir(path):
         try:
