From 8288eb8d313bbfac7b946d59477ee247cad20f89 Mon Sep 17 00:00:00 2001
From: Bryan Bishop <kanzure@gmail.com>
Date: Fri, 17 May 2013 15:58:47 -0500
Subject: load labels only once in gbz80disasm

original-commit-id: f10019710f70f855beaa67c1170337e28cc7a57f
---
 gbz80disasm.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gbz80disasm.py b/gbz80disasm.py
index b27ce17..2e21f8d 100644
--- a/gbz80disasm.py
+++ b/gbz80disasm.py
@@ -557,6 +557,11 @@ call_commands = [0xdc, 0xd4, 0xc4, 0xcc, 0xcd]
 all_labels = {}
 def load_labels(filename="labels.json"):
     global all_labels
+
+    # don't re-load labels each time
+    if all_labels != {}:
+        return
+
     if os.path.exists(filename):
         all_labels = json.read(open(filename, "r").read())
     else:
-- 
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