Rakefile in xapian-ruby-1.2.17 vs Rakefile in xapian-ruby-1.2.19

@@ -1,26 +1,25 @@
 # encoding: utf-8
 # Install the xapian binaries into the lib folder of the gem
-
 require 'rbconfig'
 
-c = Config::CONFIG
+c = RbConfig::CONFIG
 
 def system!(cmd)
 	puts cmd
 	system(cmd) or raise
 end
 
-ver = '1.2.17'
+ver = '1.2.19'
 source_dir = 'xapian_source'
 core = "xapian-core-#{ver}"
 bindings = "xapian-bindings-#{ver}"
 xapian_config = "#{Dir.pwd}/#{core}/xapian-config"
 
 task :default do
 	[core,bindings].each do |x|
-		system! "tar -xzvf #{source_dir}/#{x}.tar.gz"
+		system! "tar -xzvf #{source_dir}/#{x}.tar.xz"
 	end
 
 	prefix = Dir.pwd
 	ENV['LDFLAGS'] = "-L#{prefix}/lib"
 
@@ -47,7 +46,6 @@
   system! "rm lib/*.lai"
 
   system! "rm -R #{bindings}"
   system! "rm -R #{core}"
   system! "rm -R #{source_dir}"
-
 end