From 54bf2be75fe841de57cc63d421775eb7599ad06b Mon Sep 17 00:00:00 2001
From: Allan Odgaard <git@abetarda.com>
Date: Tue, 18 Sep 2012 10:19:43 +0200
Subject: [PATCH] Make variable const

Just to stress that map is immutable.
---
 Frameworks/io/src/environment.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Frameworks/io/src/environment.cc b/Frameworks/io/src/environment.cc
index cd755abc..d03a926f 100644
--- a/Frameworks/io/src/environment.cc
+++ b/Frameworks/io/src/environment.cc
@@ -47,7 +47,7 @@ namespace oak
 
 	std::map<std::string, std::string> const& basic_environment ()
 	{
-		static std::map<std::string, std::string> environment = setup_basic_environment();
+		static std::map<std::string, std::string> const environment = setup_basic_environment();
 		return environment;
 	}