mkrf_conf.rb

install_dir = File.expand_path("../../../..", __FILE__)
jruby = defined?(JRUBY_VERSION) || (defined?(RUBY_ENGINE) && 'jruby' == RUBY_ENGINE)
rbx = defined?(RUBY_ENGINE) && 'rbx' == RUBY_ENGINE

unless jruby || rbx
  require 'rubygems'
  require 'rubygems/command.rb'
  require 'rubygems/dependency.rb'
  require 'rubygems/dependency_installer.rb'

  begin
    Gem::Command.build_args = ARGV
  rescue NoMethodError
  end

  if RUBY_VERSION < "1.9"
    dep = Gem::Dependency.new("ruby-debug-base", '>=0.10.4')
  elsif RUBY_VERSION < '2.0'
    dep = Gem::Dependency.new("ruby-debug-base19x", '>=0.11.30.pre15')
  else
    dep = Gem::Dependency.new("debase", '> 0')
  end

  begin
    puts "Installing base gem"
    inst = Gem::DependencyInstaller.new(:prerelease => dep.prerelease?, :install_dir => install_dir)
    inst.install dep
  rescue
    begin
      inst = Gem::DependencyInstaller.new(:prerelease => true, :install_dir => install_dir)
      inst.install dep
    rescue Exception => e
      puts e
      puts e.backtrace.join "\n  "
      exit(1)
    end
  end unless dep.nil? || dep.matching_specs.any?
end

# create dummy rakefile to indicate success
f = File.open(File.join(File.dirname(__FILE__), "Rakefile"), "w")
f.write("task :default\n")
f.close