41 lines
914 B
Ruby
41 lines
914 B
Ruby
module Rake
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# Makefile loader to be used with the import file loader.
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class MakefileLoader
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include Rake::DSL
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SPACE_MARK = "\0"
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# Load the makefile dependencies in +fn+.
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def load(fn)
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lines = File.read fn
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lines.gsub!(/\\ /, SPACE_MARK)
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lines.gsub!(/#[^\n]*\n/m, "")
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lines.gsub!(/\\\n/, ' ')
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lines.each_line do |line|
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process_line(line)
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end
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end
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private
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# Process one logical line of makefile data.
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def process_line(line)
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file_tasks, args = line.split(':', 2)
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return if args.nil?
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dependents = args.split.map { |d| respace(d) }
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file_tasks.scan(/\S+/) do |file_task|
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file_task = respace(file_task)
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file file_task => dependents
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end
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end
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def respace(str)
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str.tr SPACE_MARK, ' '
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end
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end
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# Install the handler
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Rake.application.add_loader('mf', MakefileLoader.new)
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end
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