From af12d387069d017494daa23534fa7f87aea9ff3b Mon Sep 17 00:00:00 2001
From: Eric Wong <normalperson@yhbt.net>
Date: Thu, 3 Sep 2009 19:23:43 -0700
Subject: CLOGGER_PURE forces the pure version to be loaded

This is useful for testing the pure Ruby version in case
clogger_ext is already installed on your system.
---
 GNUmakefile    | 2 +-
 lib/clogger.rb | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/GNUmakefile b/GNUmakefile
index a9bf2d8..b57c947 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -25,7 +25,7 @@ test-ext: ext/clogger_ext/clogger.$(DLEXT)
 	$(ruby) -Iext/clogger_ext:lib test/test_clogger.rb
 
 test-pure:
-	$(ruby) -Ilib test/test_clogger.rb
+	CLOGGER_PURE=t $(ruby) -Ilib test/test_clogger.rb
 
 test: test-ext test-pure
 
diff --git a/lib/clogger.rb b/lib/clogger.rb
index 7665992..fbcd220 100644
--- a/lib/clogger.rb
+++ b/lib/clogger.rb
@@ -131,6 +131,7 @@ end
 require 'clogger/format'
 
 begin
+  raise LoadError if ENV['CLOGGER_PURE']
   require 'clogger_ext'
 rescue LoadError
   require 'clogger/pure'
-- 
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