gistfile1.rb

#!/usr/bin/env ruby

preprocess do
  items << Nanoc3::Item.new(
    '',
    {},
    '/exe/',
    :binary => true)
end

compile '/exe/' do
  filter :link, :files => @items.select { |i| i[:extension] == 'c' }
end

compile '*' do
  filter :create_dependencies
  if item[:extension] == 'c'
    filter :compile
  end
end

route '/exe/' do
  '/main'
end

route '*' do
  if item[:extension] == 'c'
    item.identifier.chop + '.o'
  elsif item[:extension].nil?
    item.identifier.chop
  else
    nil
  end
end