fixing up rakefile to build extensions etc

.gitignore

@@ -1 +1,4 @@
 *.swp
+*.o
+lib/racc/parser-text.rb
+Makefile

Rakefile

@@ -2,6 +2,44 @@ require 'rake'
 require 'rake/gempackagetask'
 require 'rake/rdoctask'
 require 'rake/testtask'
+require 'rake/clean'
+
+kind = Config::CONFIG['DLEXT']
+
+EXT = "ext/racc/cparse/cparse.#{kind}"
+
+[
+  EXT,
+  'lib/racc/parser-text.rb'
+].each { |f| CLEAN << f }
+
+file 'lib/racc/parser.rb'
+
+file 'lib/racc/parser-text.rb' => ['lib/racc/parser.rb'] do |t|
+  File.open(t.name, 'wb') { |file|
+    file.write(<<-eorb)
+module Racc
+  PARSER_TEXT = <<'__end_of_file__'
+  #{File.read(t.prerequisites.first)}
+__end_of_file__
+end
+    eorb
+  }
+end
+
+task 'ext/racc/cparse/Makefile' do
+  Dir.chdir('ext/racc/cparse') do
+    ruby "extconf.rb"
+  end
+end
+
+task EXT => 'ext/racc/cparse/Makefile' do
+  Dir.chdir('ext/racc/cparse') do
+    sh 'make'
+  end
+end
+
+task :build => ['lib/racc/parser-text.rb', EXT]
 
 Rake::TestTask.new do |t|
   %w[ ext lib ].each do |dir|
@@ -12,4 +50,6 @@ Rake::TestTask.new do |t|
   t.verbose = true
 end
 
+Rake::Task[:test].prerequisites << :build
+
 task :default => :test

test/helper.rb

@@ -77,8 +77,9 @@ def racc arg
 
     def ruby arg
       Dir.chdir(TEST_DIR) do
-        result = system("env ruby -I #{INC} #{arg} 2>>/tmp/out")
-        result ? assert(result) : raise
+        cmd = "#{ENV['_']} -I #{INC} #{arg} 2>>/tmp/out"
+        result = system(cmd)
+        result ? assert(result) : raise(cmd)
       end
     end
   end