From eadd6765e139d452ab11a5785b1761901a1932aa Mon Sep 17 00:00:00 2001
From: rubidium <rubidium@openttd.org>
Date: Sat, 20 Oct 2007 14:51:09 +0000
Subject: (svn r11312) -Codechange: implement a overflow safe integer and use
 that for money and don't misuses CommandCost to have a overflow safe integer.
 Based on a patch by Noldo.

---
 src/openttd.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/openttd.h')

diff --git a/src/openttd.h b/src/openttd.h
index 5514c2165..2fdf8e0a9 100644
--- a/src/openttd.h
+++ b/src/openttd.h
@@ -69,7 +69,9 @@ typedef uint16 SignID;
 typedef uint16 GroupID;
 typedef uint16 EngineRenewID;
 typedef uint16 DestinationID;
-typedef int64 Money;
+
+typedef OverflowSafeInt<int64, INT64_MAX, INT64_MIN> OverflowSafeInt64;
+typedef OverflowSafeInt64 Money;
 
 /* DestinationID must be at least as large as every these below, because it can
  * be any of them
-- 
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