* {ext,lib,test}/**/*.rb: removed trailing spaces.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22784 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/thread.rb

@@ -20,7 +20,7 @@ if $DEBUG
   Thread.abort_on_exception = true
 end
 
-# 
+#
 # ConditionVariable objects augment class Mutex. Using condition variables,
 # it is possible to suspend while in the middle of a critical section until a
 # resource becomes available.
@@ -31,7 +31,7 @@ end
 #
 #   mutex = Mutex.new
 #   resource = ConditionVariable.new
-#   
+#
 #   a = Thread.new {
 #     mutex.synchronize {
 #       # Thread 'a' now needs the resource
@@ -39,7 +39,7 @@ end
 #       # 'a' can now have the resource
 #     }
 #   }
-#   
+#
 #   b = Thread.new {
 #     mutex.synchronize {
 #       # Thread 'b' has finished using the resource
@@ -55,7 +55,7 @@ class ConditionVariable
     @waiters = []
     @waiters_mutex = Mutex.new
   end
-  
+
   #
   # Releases the lock held in +mutex+ and waits; reacquires the lock on wakeup.
   #
@@ -68,7 +68,7 @@ class ConditionVariable
       mutex.sleep
     end
   end
-  
+
   #
   # Wakes up the first thread in line waiting for this lock.
   #
@@ -80,7 +80,7 @@ class ConditionVariable
       retry
     end
   end
-    
+
   #
   # Wakes up all threads waiting for this lock.
   #
@@ -106,9 +106,9 @@ end
 # Example:
 #
 #   require 'thread'
-#   
+#
 #   queue = Queue.new
-#   
+#
 #   producer = Thread.new do
 #     5.times do |i|
 #       sleep rand(i) # simulate expense
@@ -116,7 +116,7 @@ end
 #       puts "#{i} produced"
 #     end
 #   end
-#   
+#
 #   consumer = Thread.new do
 #     5.times do |i|
 #       value = queue.pop
@@ -124,7 +124,7 @@ end
 #       puts "consumed #{value}"
 #     end
 #   end
-#   
+#
 #   consumer.join
 #
 class Queue
@@ -296,7 +296,7 @@ class SizedQueue < Queue
         @queue_wait.push Thread.current
         @mutex.sleep
       end
-    
+
       @que.push obj
       begin
         t = @waiting.shift
@@ -305,7 +305,7 @@ class SizedQueue < Queue
         retry
       end
     }
-    
+
     begin
       t.run if t
     rescue ThreadError