third-party/mruby/mrbgems/mruby-compiler/mrbgem.rake

   1 MRuby::Gem::Specification.new 'mruby-compiler' do |spec|
   2   spec.license = 'MIT'
   3   spec.author  = 'mruby developers'
   4   spec.summary = 'mruby compiler library'
   5
   6   current_dir = spec.dir
   7   current_build_dir = spec.build_dir
   8
   9   lex_def = "#{current_dir}/core/lex.def"
  10   core_objs = Dir.glob("#{current_dir}/core/*.c").map { |f|
  11     next nil if build.cxx_exception_enabled? and f =~ /(codegen).c$/
  12     objfile(f.pathmap("#{current_build_dir}/core/%n"))
  13   }.compact
  14
  15   if build.cxx_exception_enabled?
  16     core_objs <<
  17       build.compile_as_cxx("#{current_build_dir}/core/y.tab.c", "#{current_build_dir}/core/y.tab.cxx",
  18                            objfile("#{current_build_dir}/y.tab"), ["#{current_dir}/core"]) <<
  19       build.compile_as_cxx("#{current_dir}/core/codegen.c", "#{current_build_dir}/core/codegen.cxx")
  20   else
  21     core_objs << objfile("#{current_build_dir}/core/y.tab")
  22     file objfile("#{current_build_dir}/core/y.tab") => "#{current_build_dir}/core/y.tab.c" do |t|
  23       cc.run t.name, t.prerequisites.first, [], ["#{current_dir}/core"]
  24     end
  25   end
  26
  27   # Parser
  28   file "#{current_build_dir}/core/y.tab.c" => ["#{current_dir}/core/parse.y", lex_def] do |t|
  29     FileUtils.mkdir_p File.dirname t.name
  30     yacc.run t.name, t.prerequisites.first
  31   end
  32
  33   # Lexical analyzer
  34   file lex_def => "#{current_dir}/core/keywords" do |t|
  35     gperf.run t.name, t.prerequisites.first
  36   end
  37
  38   file build.libmruby_core_static => core_objs
  39   build.libmruby << core_objs
  40 end