# frozen_string_literal: false # # mutex_m.rb - # $Release Version: 3.0$ # $Revision: 1.7 $ # Original from mutex.rb # by Keiju ISHITSUKA(keiju@ishitsuka.com) # modified by matz # patched by akira yamada # # -- # = mutex_m.rb # # When 'mutex_m' is required, any object that extends or includes Mutex_m will # be treated like a Mutex. # # Start by requiring the standard library Mutex_m: # # require "mutex_m.rb" # # From here you can extend an object with Mutex instance methods: # # obj = Object.new # obj.extend Mutex_m # # Or mixin Mutex_m into your module to your class inherit Mutex instance # methods --- remember to call super() in your class initialize method. # # class Foo # include Mutex_m # def initialize # # ... # super() # end # # ... # end # obj = Foo.new # # this obj can be handled like Mutex # module Mutex_m VERSION = "0.1.1" def Mutex_m.define_aliases(cl) # :nodoc: cl.module_eval %q{ alias locked? mu_locked? alias lock mu_lock alias unlock mu_unlock alias try_lock mu_try_lock alias synchronize mu_synchronize } end def Mutex_m.append_features(cl) # :nodoc: super define_aliases(cl) unless cl.instance_of?(Module) end def Mutex_m.extend_object(obj) # :nodoc: super obj.mu_extended end def mu_extended # :nodoc: unless (defined? locked? and defined? lock and defined? unlock and defined? try_lock and defined? synchronize) Mutex_m.define_aliases(singleton_class) end mu_initialize end # See Mutex#synchronize def mu_synchronize(&block) @_mutex.synchronize(&block) end # See Mutex#locked? def mu_locked? @_mutex.locked? end # See Mutex#try_lock def mu_try_lock @_mutex.try_lock end # See Mutex#lock def mu_lock @_mutex.lock end # See Mutex#unlock def mu_unlock @_mutex.unlock end # See Mutex#sleep def sleep(timeout = nil) @_mutex.sleep(timeout) end private def mu_initialize # :nodoc: @_mutex = Thread::Mutex.new end def initialize(*args) # :nodoc: mu_initialize super end ruby2_keywords(:initialize) if respond_to?(:ruby2_keywords, true) end