make compiling easier if you installed bdb in the default location

ext/extconf.rb

@@ -1,43 +1,11 @@
 #!/usr/bin/env ruby
 require 'mkmf'
-
-inc, lib = dir_config('db')
-
-# OS X compatibility
-if(PLATFORM =~ /darwin/) then
-	# test if Bdb is probably universal
-	
-	filetype = (IO.popen("file #{inc}/../db_dump").readline.chomp rescue nil)
-	# if it's not universal, ARCHFLAGS should be set
-	if((filetype !~ /universal binary/) && ENV['ARCHFLAGS'].nil?) then
-		arch = (IO.popen("uname -m").readline.chomp rescue nil)
-		$stderr.write %{
-===========   WARNING   ===========
-
-You are building this extension on OS X without setting the 
-ARCHFLAGS environment variable, and BerkeleyDB does not appear 
-to have been built as a universal binary. If you are seeing this 
-message, that means that the build will probably fail.
-
-Try setting the environment variable ARCHFLAGS 
-to '-arch #{arch}' before building.
-
-For example:
-(in bash) $ export ARCHFLAGS='-arch #{arch}'
-(in tcsh) % setenv ARCHFLAGS '-arch #{arch}'
-
-Then try building again.
-
-===================================
-
-}
-		# We don't exit here. Who knows? It might build.
-	end
-end
+default_dir = '/usr/local/BerkeleyDB.4.8'
+inc, lib = dir_config('db', "#{default_dir}/include", "#{default_dir}/lib")
 
 versions=%w(db-4.8 db-4.7 db-4.6 db-4.5 db-4.4 db-4.3 db-4.2)
 until versions.empty?
-  (lib_ok = have_library(versions.shift,'db_version', 'db.h')) && break
+  (lib_ok = have_library(versions.shift, 'db_version', 'db.h')) && break
 end
 
 def create_header

test/simple_test.rb

@@ -1,93 +0,0 @@
-require 'test_helper'
-require File.dirname(__FILE__) + '/../lib/bdb/simple'
-
-class SimpleTest < Test::Unit::TestCase
-  def setup
-    @path = File.join(File.dirname(__FILE__), 'tmp')
-    rm_rf @path
-    mkdir @path
-    open
-  end
-  
-  def teardown
-    close
-    rm_rf @path
-  end
-  
-  def open
-    @db  = Bdb::Simple.new(@path)
-    @dbd = Bdb::Simple.new(@path, :name => 'dup', :dup => true)
-  end
-
-  def close
-    @db.close
-    @dbd.close
-  end
-
-  def test_put_and_get
-    @db['key'] = 'data'
-    assert_equal 'data', @db['key']
-
-    @dbd['key'] = 'data1'
-    @dbd['key'] = 'data2'
-    assert_equal ['data1', 'data2'], @dbd['key'].to_a
-  end
-  
-  def test_update
-    @db[:key] = 0
-    close
-
-    pids = []
-    5.times do
-      pids << Process.fork do
-        db = Bdb::Simple.new(@path)
-        10.times do
-          db.update(:key) do |v|
-            sleep(0.1)
-            v + 1
-          end
-        end
-        db.close
-      end
-    end
-    pids.each {|pid| Process.wait(pid)}
-
-    open
-    assert_equal 50, @db[:key]
-  end
-  
-
-  def test_delete
-    @db['key'] = 'data'
-    assert_equal 'data', @db['key']
-
-    @db.delete('key')    
-    assert_nil @db['key']
-  end
-  
-  def test_range
-    (1..10).each {|i| @db[i] = "data#{i}"}
-    
-    assert_equal (3..7).collect {|i| "data#{i}"}, @db[3..7].to_a
-  end
-
-  def test_compare_absolute
-    list = [5, 6, "foo", :bar, "bar", :foo, [1,2,4], true, [1,2,3], false, [1], [2], nil, {}, {:b => 1, :a => 1}, {:b => 2, :a => 1}]
-
-    expected = [nil, false, true, 5, 6, :bar, :foo, "bar", "foo", [1], [1, 2, 3], [1, 2, 4], [2], {}, {:a=>1, :b=>1}, {:a=>1, :b=>2}]
-    assert_equal expected, list.sort {|a,b| Bdb::Simple.compare_absolute(a,b)}
-    100.times do
-      assert_equal expected, list.shuffle.sort {|a,b| Bdb::Simple.compare_absolute(a,b)}
-    end
-  end
-
-  def parallel(n)
-    threads = []
-    n.times do |i|
-      threads << Thread.new do
-        yield(i)
-      end
-    end
-    threads.each { |thread| thread.join }
-  end
-end