From aab0da6f05ab8f962b8b7c096c7a5c132dbdbff6 Mon Sep 17 00:00:00 2001
From: Matthias Andreas Benkard <matthias@benkard.de>
Date: Sun, 6 Jul 2008 17:20:21 +0200
Subject: Remove reliance on Mac OS X 10.5 features.

---
 MLKEnvironment.m | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

(limited to 'MLKEnvironment.m')

diff --git a/MLKEnvironment.m b/MLKEnvironment.m
index 7119bac..c557f79 100644
--- a/MLKEnvironment.m
+++ b/MLKEnvironment.m
@@ -58,12 +58,19 @@
   return _parent;
 }
 
+-(NSArray *) bindingArray
+{
+  NSMutableArray *array = [NSMutableArray arrayWithArray:[_bindings allKeys]];
+
+  if (_parent)
+    [array addObjectsFromArray:[_parent bindingArray]];
+
+  return array;
+}
+
 -(NSSet *) bindings
 {
-  NSSet *set = [NSSet setWithArray:[_bindings allKeys]];
-  return (_parent
-          ? (id)[set setByAddingObjectsFromSet:[_parent bindings]]
-          : (id)set);
+  return [NSSet setWithArray:[self bindingArray]];
 }
 
 -(void) setValue:(id)value forSymbol:(MLKSymbol *)symbol;
-- 
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