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-rw-r--r--buildtools/wafsamba/samba_utils.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/buildtools/wafsamba/samba_utils.py b/buildtools/wafsamba/samba_utils.py
index 5811cb3240..563009e093 100644
--- a/buildtools/wafsamba/samba_utils.py
+++ b/buildtools/wafsamba/samba_utils.py
@@ -339,6 +339,9 @@ def EXPAND_VARIABLES(ctx, varstr, vars=None):
ret.append(EXPAND_VARIABLES(ctx, s, vars=vars))
return ret
+ if not isinstance(varstr, str):
+ return varstr
+
import Environment
env = Environment.Environment()
ret = varstr