From cabb4e00ca5bc7bec4f7dad531baac49d7969236 Mon Sep 17 00:00:00 2001
From: Taka <taka@vm-linux-dev>
Date: Thu, 4 May 2017 07:24:51 +0000
Subject: [PATCH] Added a check to the build script for Windows+virtualenv.

---
 _freeze.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/_freeze.py b/_freeze.py
index a1643c1..2b45c38 100755
--- a/_freeze.py
+++ b/_freeze.py
@@ -66,6 +66,10 @@ build_options = {
     "include_files": get_extra_files() ,
 }
 
+# cx-freeze doesn't work in a virtualenv on Windows :-/
+if sys.platform == "win32" and os.getenv("VIRTUAL_ENV") :
+    raise RuntimeError( "Can't freeze on Windows in a virtualenv." )
+
 # freeze the application
 # NOTE: It would be nice to be able to use py2exe to compile this for Windows (since it produces
 # a single EXE instead of the morass of files cx-freeze generates) but py2exe only works up to