MRuby::Build.new do |conf|
  # load specific toolchain settings
  conf.toolchain

  #conf.enable_debug

  # Use mrbgems
  conf.gem :core => 'mruby-sleep'
  conf.gem :github => 'iij/mruby-env'
  conf.gem :github => 'mttech/mruby-getopts'
  conf.gem :github => 'ksss/mruby-singleton'
  conf.gem :github => 'iij/mruby-tempfile'
  conf.gem :github => 'mattn/mruby-onig-regexp' do |g|
    g.bundle_onigmo
  end
  conf.gem :github => 'katzer/mruby-logger'
  conf.gem :github => 'mattn/mruby-json'
  # conf.gem 'examples/mrbgems/ruby_extension_example'
  # conf.gem 'examples/mrbgems/c_extension_example' do |g|
  #   g.cc.flags << '-g' # append cflags in this gem
  # end
  # conf.gem 'examples/mrbgems/c_and_ruby_extension_example'
  conf.gem :core => 'mruby-eval'
  # conf.gem :mgem => 'mruby-onig-regexp'
  # conf.gem :github => 'mattn/mruby-onig-regexp'
  # conf.gem :git => 'git@github.com:mattn/mruby-onig-regexp.git', :branch => 'master', :options => '-v'

  # include the GEM box
  conf.gembox 'default'

  # C compiler settings
  # conf.cc do |cc|
  #   cc.command = ENV['CC'] || 'gcc'
  #   cc.flags = [ENV['CFLAGS'] || %w()]
  #   cc.include_paths = ["#{root}/include"]
  #   cc.defines = %w()
  #   cc.option_include_path = %q[-I"%s"]
  #   cc.option_define = '-D%s'
  #   cc.compile_options = %Q[%{flags} -MMD -o "%{outfile}" -c "%{infile}"]
  # end

  # mrbc settings
  # conf.mrbc do |mrbc|
  #   mrbc.compile_options = "-g -B%{funcname} -o-" # The -g option is required for line numbers
  # end

  # Linker settings
  # conf.linker do |linker|
  #   linker.command = ENV['LD'] || 'gcc'
  #   linker.flags = [ENV['LDFLAGS'] || []]
  #   linker.flags_before_libraries = []
  #   linker.libraries = %w()
  #   linker.flags_after_libraries = []
  #   linker.library_paths = []
  #   linker.option_library = '-l%s'
  #   linker.option_library_path = '-L%s'
  #   linker.link_options = %Q[%{flags} -o "%{outfile}" %{objs} %{libs}]
  # end

  # Archiver settings
  # conf.archiver do |archiver|
  #   archiver.command = ENV['AR'] || 'ar'
  #   archiver.archive_options = 'rs "%{outfile}" %{objs}'
  # end

  # Parser generator settings
  # conf.yacc do |yacc|
  #   yacc.command = ENV['YACC'] || 'bison'
  #   yacc.compile_options = %q[-o "%{outfile}" "%{infile}"]
  # end

  # gperf settings
  # conf.gperf do |gperf|
  #   gperf.command = 'gperf'
  #   gperf.compile_options = %q[-L ANSI-C -C -p -j1 -i 1 -g -o -t -N mrb_reserved_word -k"1,3,$" "%{infile}" > "%{outfile}"]
  # end

  # file extensions
  # conf.exts do |exts|
  #   exts.object = '.o'
  #   exts.executable = '' # '.exe' if Windows
  #   exts.library = '.a'
  # end

  # file separator
  # conf.file_separator = '/'

  # Turn on `enable_debug` for better debugging
  conf.enable_debug
  conf.enable_bintest
  conf.enable_test
end