Top Level Namespace

Defined Under Namespace

Modules: Melbourne, Rubinius Classes: File, String

Instance Method Summary collapse

Instance Method Details

#add_lib(name) ⇒ Object 



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# File 'ext/melbourne/extconf.rb', line 4

def add_lib(name)
  i, lib = dir_config(name)
  $libs << " #{lib}/lib#{name}.a "
end

#write_node_types(list, version) ⇒ Object 



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# File 'ext/melbourne/node_types.rb', line 232

def write_node_types(list, version)
  File.open("node_types#{version}.cpp", "wb") do |f|
    f.puts "/* This file is generated by node_types.rb. Do not edit. */\n\n#include \"node_types\#{version}.hpp\"\n\n#include <stdio.h>\n\nnamespace melbourne {\n  namespace grammar\#{version} {\n    static const char node_types[] = {\n"

    indexes = [0]
    list.each do |type|
      f.puts("      \"#{type}\\0\"")
      indexes.push indexes.last + type.size + 1
    end

    f.puts("    };")
    f.puts

    f.puts("    static const unsigned short node_types_offsets[] = {")

    f.puts indexes.map { |i| "      #{i}" }.join(",\n")

    f.puts "    };\n\n    const char *get_node_type_string(enum node_type node) {\n      if(node < \#{list.size}) {\n        return node_types + node_types_offsets[node];\n      } else {\n#define NODE_STRING_MESSAGE_LEN 20\n        static char msg[NODE_STRING_MESSAGE_LEN];\n        snprintf(msg, NODE_STRING_MESSAGE_LEN, \"unknown node type: %d\", node);\n        return msg;\n      }\n    }\n  };  // namespace grammar\#{version}\n};  // namespace melbourne\n"
  end

  File.open("node_types#{version}.hpp", "wb") do |f|
    f.puts "#ifndef MEL_NODE_TYPES\#{version}_HPP\n#define MEL_NODE_TYPES\#{version}_HPP\n/* This file is generated by node_types.rb. Do not edit. */\n\nnamespace melbourne {\n  namespace grammar\#{version} {\n    enum node_type {\n"

  f.puts list.map { |x| "      NODE_#{x.upcase}" }.join(",\n")

  f.puts "    };\n\n    const char *get_node_type_string(enum node_type nt);\n\n  }; // namespace grammar\#{version}\n};  // namespace melbourne\n\n#endif\n"
  end
end