From e79fef9192e283218d85aded920f0a2bc190c522 Mon Sep 17 00:00:00 2001
From: Alf Gaida <agaida@siduction.org>
Date: Sat, 25 Apr 2015 19:25:34 +0200
Subject: [PATCH] Fix read GIT_HEAD and GIT_DESCRIBE from environment

add missed ENV
---
 CMakeLists.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index d8739738..3028a427 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -570,10 +570,10 @@ git_describe(GIT_DESCRIBE --long)
 # enviroment
 if (NOT GIT_HEAD OR NOT GIT_DESCRIBE)
   if (DEFINED ENV{GIT_HEAD})
-      set(GIT_HEAD ${GIT_HEAD})
+      set(GIT_HEAD $ENV{GIT_HEAD})
   endif ()
   if (DEFINED ENV{GIT_DESCRIBE})
-     set(GIT_DESCRIBE ${GIT_DESCRIBE})
+     set(GIT_DESCRIBE $ENV{GIT_DESCRIBE})
   endif()
 endif()
 
-- 
2.20.1