diff options
author | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-05-14 11:27:23 +0000 |
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committer | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-05-14 11:27:23 +0000 |
commit | aa6e98139c8e1ea442fb2182341aaa08ff55b529 (patch) | |
tree | a509eb830418991995bfe3b840d4bf270ff7f0e2 /ruby_1_9_3/lib/mutex_m.rb | |
parent | 9e9d191cf367caa17776231a2d0fad0da47b160a (diff) |
add tag v1_9_3_426
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_3_426@40733 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ruby_1_9_3/lib/mutex_m.rb')
-rw-r--r-- | ruby_1_9_3/lib/mutex_m.rb | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/ruby_1_9_3/lib/mutex_m.rb b/ruby_1_9_3/lib/mutex_m.rb new file mode 100644 index 0000000000..722754b8d5 --- /dev/null +++ b/ruby_1_9_3/lib/mutex_m.rb @@ -0,0 +1,95 @@ +# +# 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 +# +# -- +# Usage: +# require "mutex_m.rb" +# obj = Object.new +# obj.extend Mutex_m +# ... +# extended object can be handled like Mutex +# or +# class Foo +# include Mutex_m +# ... +# end +# obj = Foo.new +# this obj can be handled like Mutex +# + +require 'thread' + +module Mutex_m + def Mutex_m.define_aliases(cl) + 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) + super + define_aliases(cl) unless cl.instance_of?(Module) + end + + def Mutex_m.extend_object(obj) + super + obj.mu_extended + end + + def mu_extended + 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 + + # locking + def mu_synchronize(&block) + @_mutex.synchronize(&block) + end + + def mu_locked? + @_mutex.locked? + end + + def mu_try_lock + @_mutex.try_lock + end + + def mu_lock + @_mutex.lock + end + + def mu_unlock + @_mutex.unlock + end + + def sleep(timeout = nil) + @_mutex.sleep(timeout) + end + + private + + def mu_initialize + @_mutex = Mutex.new + end + + def initialize(*args) + mu_initialize + super + end +end |