From 6543339f9102212c56b30ae074b12759ecefcc96 Mon Sep 17 00:00:00 2001
From: glx <glx@openttd.org>
Date: Thu, 11 Nov 2010 17:06:33 +0000
Subject: (svn r21146) -Fix [FS#4212]: make sure to be upgraded openttd is not
 running when installing (Win32)

---
 os/windows/installer/install.nsi | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

(limited to 'os')

diff --git a/os/windows/installer/install.nsi b/os/windows/installer/install.nsi
index 4e0adac1b..692970863 100644
--- a/os/windows/installer/install.nsi
+++ b/os/windows/installer/install.nsi
@@ -102,6 +102,9 @@ Page custom SelectCDEnter SelectCDExit ": TTD folder"
 ;--------------------------------------------------------------
 ; (Core) OpenTTD install section. Copies all internal game data
 Section "!OpenTTD" Section1
+	; Make sure to be upgraded OpenTTD is not running
+	Call CheckOpenTTDRunning
+
 	; Overwrite files by default, but don't complain on failure
 	SetOverwrite try
 
@@ -517,7 +520,6 @@ Abort:
 Done:
 FunctionEnd
 
-
 ;-------------------------------------------------------------------------------
 ; Check whether we're not running an installer for NT on 9x and vice versa
 Function CheckWindowsVersion
@@ -537,6 +539,23 @@ Abort:
 Done:
 FunctionEnd
 
+;-------------------------------------------------------------------------------
+; Check whether OpenTTD is running
+Function CheckOpenTTDRunning
+	IfFileExists "$INSTDIR\openttd.exe" 0 Done
+Retry:
+	FindProcDLL::FindProc "openttd.exe"
+	Pop $R0
+	IntCmp $R0 1 0 Done
+	ClearErrors
+	Delete "$INSTDIR\openttd.exe"
+	IfErrors 0 Done
+	ClearErrors
+	MessageBox MB_RETRYCANCEL|MB_ICONEXCLAMATION "OpenTTD is running. Please close it and retry." IDRETRY Retry
+	Abort
+Done:
+FunctionEnd
+
 Var OLDVERSION
 Var UninstallString
 
-- 
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