Auto updater shim for <2.8.0 versions

Bloxstrap/Installer.cs

@@ -394,15 +394,30 @@ public static void HandleUpgrade()
  }
  }
 
- try
+ // prior to 2.8.0, auto-updating was handled with this... bruteforce method
+ // now it's handled with the system mutex you see above, but we need to keep this logic for <2.8.0 versions
+ for (int i = 1; i <= 10; i++)
  {
- File.Copy(Paths.Process, Paths.Application, true);
- }
- catch (Exception ex)
- {
- App.Logger.WriteLine(LOG_IDENT, "Failed to update! (Could not replace executable)");
- App.Logger.WriteException(LOG_IDENT, ex);
- return;
+ try
+ {
+ File.Copy(Paths.Process, Paths.Application, true);
+ break;
+ }
+ catch (Exception ex)
+ {
+ if (i == 1)
+ {
+ App.Logger.WriteLine(LOG_IDENT, "Waiting for write permissions to update version");
+ }
+ else if (i == 10)
+ {
+ App.Logger.WriteLine(LOG_IDENT, "Failed to update! (Could not get write permissions after 10 tries/5 seconds)");
+ App.Logger.WriteException(LOG_IDENT, ex);
+ return;
+ }
+
+ Thread.Sleep(500);
+ }
  }
 
  using (var uninstallKey = Registry.CurrentUser.CreateSubKey(App.UninstallKey))