From 15d188d7f83e3d090ccd8f24807d55dd4dc56946 Mon Sep 17 00:00:00 2001
From: truelight <truelight@openttd.org>
Date: Tue, 28 Dec 2004 09:24:02 +0000
Subject: [PATCH] (svn r1284) -Fix: Fixed 'money-cheat' (read: bug which could
 give people a lot of money)

---
 main_gui.c | 3 +++
 misc_cmd.c | 5 +++++
 2 files changed, 8 insertions(+)

diff --git a/main_gui.c b/main_gui.c
index 03c4db8453..7873908702 100644
--- a/main_gui.c
+++ b/main_gui.c
@@ -87,6 +87,9 @@ void HandleOnEditText(WindowEvent *e) {
 		// Give money
 		int32 money = atoi(e->edittext.str) / GetCurrentCurrencyRate();
 		char msg[100];
+
+		money = clamp(money, 0, 0xFFFFFFFF); // Clamp between 4 billion and 0
+
 		// Give 'id' the money, and substract it from ourself
 		if (!DoCommandP(0, money, id, NULL, CMD_GIVE_MONEY)) break;
 
diff --git a/misc_cmd.c b/misc_cmd.c
index defba53ea5..1ea3ffeef3 100644
--- a/misc_cmd.c
+++ b/misc_cmd.c
@@ -285,6 +285,11 @@ int32 CmdGiveMoney(int x, int y, uint32 flags, uint32 p1, uint32 p2)
 {
 	SET_EXPENSES_TYPE(EXPENSES_OTHER);
 
+	p1 = clamp(p1, 0, 0xFFFFFFFF); // Clamp between 4 billion and 0
+
+	if (p1 == 0)
+		return CMD_ERROR;
+
 	if (flags & DC_EXEC) {
 		// Add money to player
 		byte old_cp = _current_player;