[longomatch] Fix language change in Windows

[Andoni Morales Alastruey <amorales src gnome org>]

commit 051b069be2eaa1346cebc99dff3ee16dececfe85
Author: Andoni Morales Alastruey <ylatuya gmail com>
Date:   Thu Aug 15 21:44:38 2013 +0200

    Fix language change in Windows

 LongoMatch.Services/Services/Core.cs |   11 ++++++++++-
 1 files changed, 10 insertions(+), 1 deletions(-)
---
diff --git a/LongoMatch.Services/Services/Core.cs b/LongoMatch.Services/Services/Core.cs
index 6925b06..de7c0a9 100644
--- a/LongoMatch.Services/Services/Core.cs
+++ b/LongoMatch.Services/Services/Core.cs
@@ -18,6 +18,9 @@
 using System;
 using System.IO;
 using Mono.Unix;
+#if OSTYPE_WINDOWS
+using System.Runtime.InteropServices;
+#endif
 
 using LongoMatch;
 using LongoMatch.DB;
@@ -41,6 +44,10 @@ namespace LongoMatch.Services
                static RenderingJobsManager videoRenderer;
                static IMainWindow mainWindow;
                static IGUIToolkit guiToolkit;
+#if OSTYPE_WINDOWS
+               [DllImport("libglib-2.0-0.dll") /* willfully unmapped */ ]
+               static extern void g_setenv (String env, String val);
+#endif
 
                public static void Init()
                {
@@ -57,7 +64,9 @@ namespace LongoMatch.Services
                        
                        if (Config.Lang != null) {
                                Environment.SetEnvironmentVariable ("LANGUAGE", Config.Lang);
-                               Environment.SetEnvironmentVariable ("LANG", Config.Lang);
+#if OSTYPE_WINDOWS
+                               g_setenv ("LANGUAGE", Config.Lang);
+#endif
                        }
                        
                        /* Init internationalization support */