wafsamba: ensure TO_LIST does not fail with empty string

diff --git a/buildtools/wafsamba/samba_utils.py b/buildtools/wafsamba/samba_utils.py
index 70d06704e74c071114ecb343ad4428407cfc004e..c252663b93588ecd82ce1719b4ceecca2a35bd66 100644 (file)
--- a/buildtools/wafsamba/samba_utils.py
+++ b/buildtools/wafsamba/samba_utils.py
@@ -215,6 +215,8 @@ def TO_LIST(str, delimiter=None):
         return []
     if isinstance(str, list):
         return str
+    if len(str) == 0:
+        return []
     lst = str.split(delimiter)
     # the string may have had quotes in it, now we
     # check if we did have quotes, and use the slower shlex