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require 'rake'
require 'rake/clean'
require 'rake/tasklib'
require 'rbconfig'
require 'pathname'
require_relative "compiler_config"
module Rake
class BaseExtensionTask < TaskLib
attr_accessor :name
attr_accessor :gem_spec
attr_accessor :tmp_dir
attr_accessor :ext_dir
attr_accessor :lib_dir
attr_accessor :config_options
attr_accessor :source_pattern
attr_accessor :extra_options
attr_accessor :extra_sources
attr_writer :platform
def platform
@platform ||= RUBY_PLATFORM
end
def initialize(name = nil, gem_spec = nil)
init(name, gem_spec)
yield self if block_given?
define
end
def init(name = nil, gem_spec = nil)
@name = name
@gem_spec = gem_spec
@tmp_dir = 'tmp'
@ext_dir = "ext/#{@name}"
@lib_dir = 'lib'
if @name and File.dirname(@name.to_s) != "."
@lib_dir += "/#{File.dirname(@name.to_s)}"
end
@config_options = []
@extra_options = ARGV.select { |i| i =~ /\A--?/ }
@extra_sources = FileList[]
end
def define
fail "Extension name must be provided." if @name.nil?
@name = @name.to_s
define_compile_tasks
end
private
def define_compile_tasks
raise NotImplementedError
end
def binary(platform = nil)
ext = case platform
when /darwin/
'bundle'
when /mingw|mswin|linux/
'so'
when /java/
'jar'
else
RbConfig::CONFIG['DLEXT']
end
"#{@name}.#{ext}"
end
def source_files
FileList["#{@ext_dir}/#{@source_pattern}"] + @extra_sources
end
def warn_once(message)
@@already_warned ||= false
return if @@already_warned
@@already_warned = true
warn message
end
def windows?
Rake.application.windows?
end
end
end
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