From bd129baa0a4413f5872baf8981a92c78ecd27a01 Mon Sep 17 00:00:00 2001
From: Hernan Grecco <hernan.grecco@gmail.com>
Date: Mon, 11 Mar 2013 15:51:03 -0300
Subject: [PATCH] Reimplemented FunctionAlreadyExists and usage (Exceptions are
 not iterable in Python 3)

---
 llvm_cbuilder/builder.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/llvm_cbuilder/builder.py b/llvm_cbuilder/builder.py
index 9b970f4..648f384 100644
--- a/llvm_cbuilder/builder.py
+++ b/llvm_cbuilder/builder.py
@@ -14,7 +14,9 @@ from . import shortnames as types
 ###
 
 class FunctionAlreadyExists(NameError):
-    pass
+
+    def __init__(self, func):
+        self.func = func
 
 def _is_int(ty):
     return isinstance(ty, lc.IntegerType)
@@ -830,7 +832,7 @@ class CDefinition(object):
         try:
             func = self.define(module)
         except FunctionAlreadyExists as e:
-            (func,) = e
+            func = e.func
         return func
 
     def __getattr__(self, attr):