class Rake::MakefileLoader - rake-10.4.2 Documentation

# class Rake::MakefileLoader

Makefile loader to be used with the import file loader.

### Constants

SPACE_MARK

### Public Instance Methods

load(fn) click to toggle source

Load the makefile dependencies in `fn`.

    # File lib/rake/loaders/makefile.rb, line 10
    def load(fn)
      lines = File.read fn
      lines.gsub!(/\ /, SPACE_MARK)
      lines.gsub!(/#[^\n]*\n/m, "")
      lines.gsub!(/\\n/, ' ')
      lines.each_line do |line|
        process_line(line)
      end
    end

### Private Instance Methods

process_line(line) click to toggle source

Process one logical line of makefile data.

    # File lib/rake/loaders/makefile.rb, line 23
    def process_line(line)
      file_tasks, args = line.split(':', 2)
      return if args.nil?
      dependents = args.split.map { |d| respace(d) }
      file_tasks.scan(/\S+/) do |file_task|
        file_task = respace(file_task)
        file file_task => dependents
      end
    end

respace(str) click to toggle source

    # File lib/rake/loaders/makefile.rb, line 33
    def respace(str)
      str.tr SPACE_MARK, ' '
    end