From 42e0899eedc0e6f408329ddc32505cbea71a42c0 Mon Sep 17 00:00:00 2001
From: Aaron Boman <aaron@aaronboman.com>
Date: Sun, 9 Oct 2016 00:04:24 -0500
Subject: [PATCH] Add bjam_signature() to feature.extend().

---
 src/build/feature.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/build/feature.py b/src/build/feature.py
index a8abf6969..db487d69e 100644
--- a/src/build/feature.py
+++ b/src/build/feature.py
@@ -420,7 +420,7 @@ def expand_subfeatures(properties, dont_validate = False):
 # Now, the specific rule must be called, depending on the desired operation:
 #   extend_feature
 #   extend_subfeature
-
+@bjam_signature([['name'], ['values', '*']])
 def extend (name, values):
     """ Adds the given values to the given feature.
     """