gems.ffi-1.9.7.lib.ffi.tools.generator_task.rb Maven / Gradle / Ivy

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begin
  require 'ffi/struct_generator'
  require 'ffi/const_generator'
  require 'ffi/generator'
rescue LoadError
  # from Rakefile
  require 'lib/ffi/struct_generator'
  require 'lib/ffi/const_generator'
  require 'lib/ffi/generator'
end

require 'rake'
require 'rake/tasklib'
require 'tempfile'

##
# Rake task that calculates C structs for FFI::Struct.

# @private
class FFI::Generator::Task < Rake::TaskLib

  def initialize(rb_names)
    task :clean do rm_f rb_names end

    rb_names.each do |rb_name|
      ffi_name = "#{rb_name}.ffi"

      file rb_name => ffi_name do |t|
        puts "Generating #{rb_name}..." if Rake.application.options.trace

        FFI::Generator.new ffi_name, rb_name
      end
    end
  end

end