* remove trailing spaces.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31573 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

41 files changed, 91 insertions, 91 deletions

diff --git a/sample/biorhythm.rb b/sample/biorhythm.rb
index 7a8da7d124..bd7c39f5aa 100644
--- a/sample/biorhythm.rb
+++ b/sample/biorhythm.rb
@@ -1,13 +1,13 @@
 #!/usr/local/bin/ruby
 #
-#               biorhythm.rb - 
+#               biorhythm.rb -
 #                       $Release Version: $
 #                       $Revision$
 #                       by Yasuo OHBA(STAFS Development Room)
 #
 # --
 #
-#       
+#
 #
 
 # probably based on:
@@ -91,7 +91,7 @@ display_period = options[:days]
 if ausgabeart == "v"
   print_header(bd.year, bd.month, bd.day, dd - bd, bd.strftime("%a"))
   print "\n"
-  
+
   phys, emot, geist = get_position(dd - bd)
   printf "Biorhythm:   %04d.%02d.%02d\n", dd.year, dd.month, dd.day
   printf "Physical:    %d%%\n", phys
@@ -104,10 +104,10 @@ else
   print "             -------------------------+-------------------------\n"
   print "                     Bad Condition    |    Good Condition\n"
   print "             -------------------------+-------------------------\n"
-  
+
   (dd - bd).step(dd - bd + display_period) do |z|
     phys, emot, geist = get_position(z)
-    
+
     printf "%04d.%02d.%02d : ", dd.year, dd.month, dd.day
     p = (phys / 2.0 + 0.5).to_i
     e = (emot / 2.0 + 0.5).to_i
diff --git a/sample/drb/darray.rb b/sample/drb/darray.rb
index 95ee01ff03..d2ac39513f 100644
--- a/sample/drb/darray.rb
+++ b/sample/drb/darray.rb
@@ -1,6 +1,6 @@
 =begin
  distributed Ruby --- Array
- 	Copyright (c) 1999-2001 Masatoshi SEKI 
+ 	Copyright (c) 1999-2001 Masatoshi SEKI
 =end
 
 require 'drb/drb'
diff --git a/sample/drb/darrayc.rb b/sample/drb/darrayc.rb
index b181d22699..579e11564e 100644
--- a/sample/drb/darrayc.rb
+++ b/sample/drb/darrayc.rb
@@ -1,6 +1,6 @@
 =begin
  distributed Ruby --- Array client
- 	Copyright (c) 1999-2001 Masatoshi SEKI 
+ 	Copyright (c) 1999-2001 Masatoshi SEKI
 =end
 
 require 'drb/drb'
@@ -19,7 +19,7 @@ p a
 
 puts "# find"
 p ro.find { |x| x.kind_of? String }
-  
+
 puts "# each, break"
 ro.each do |x|
   next if x == "five"
diff --git a/sample/drb/dbiff.rb b/sample/drb/dbiff.rb
index 8faef50b07..b50edc0898 100644
--- a/sample/drb/dbiff.rb
+++ b/sample/drb/dbiff.rb
@@ -18,13 +18,13 @@ class Biff
   def run
     last = Time.now
     while true
-      begin 
+      begin
 	sleep(@interval)
 	current = File::mtime(@filename)
 	if current > last
 	  changed
 	  begin
-	    notify_observers(@filename, current) 
+	    notify_observers(@filename, current)
 	  rescue Error
 	  end
 	  last = current
diff --git a/sample/drb/dchatc.rb b/sample/drb/dchatc.rb
index b506f5bbba..2b8ddbf4cc 100644
--- a/sample/drb/dchatc.rb
+++ b/sample/drb/dchatc.rb
@@ -1,12 +1,12 @@
 =begin
  distributed Ruby --- chat client
- 	Copyright (c) 1999-2000 Masatoshi SEKI 
+ 	Copyright (c) 1999-2000 Masatoshi SEKI
 =end
 
 require 'drb/drb'
 
 class ChatClient
-  include DRbUndumped  
+  include DRbUndumped
 
   def initialize(name)
     @name = name
diff --git a/sample/drb/dchats.rb b/sample/drb/dchats.rb
index 012dfeeebe..ccb2c7c9c5 100644
--- a/sample/drb/dchats.rb
+++ b/sample/drb/dchats.rb
@@ -1,6 +1,6 @@
 =begin
  distributed Ruby --- chat server
- 	Copyright (c) 1999-2000 Masatoshi SEKI 
+ 	Copyright (c) 1999-2000 Masatoshi SEKI
 =end
 require 'thread'
 require 'drb/drb'
diff --git a/sample/drb/dhasen.rb b/sample/drb/dhasen.rb
index fb1724afa3..651b9c6c8a 100644
--- a/sample/drb/dhasen.rb
+++ b/sample/drb/dhasen.rb
@@ -1,13 +1,13 @@
 =begin
  distributed Ruby --- dRuby Sample Server --- chasen server
- 	Copyright (c) 1999-2001 Masatoshi SEKI 
+ 	Copyright (c) 1999-2001 Masatoshi SEKI
 =end
 
 =begin
  How to play.
 
  Terminal 1
- | % ruby dhasen.rb 
+ | % ruby dhasen.rb
  | druby://yourhost:7640
 
  Terminal 2
diff --git a/sample/drb/dhasenc.rb b/sample/drb/dhasenc.rb
index 2774feba5a..44e58ce096 100644
--- a/sample/drb/dhasenc.rb
+++ b/sample/drb/dhasenc.rb
@@ -1,7 +1,7 @@
 # -*- encoding: euc-jp -*-
 =begin
  distributed Ruby --- dRuby Sample Client -- chasen client
- 	Copyright (c) 1999-2001 Masatoshi SEKI 
+ 	Copyright (c) 1999-2001 Masatoshi SEKI
 =end
 
 require 'drb/drb'
diff --git a/sample/drb/dlogc.rb b/sample/drb/dlogc.rb
index c75bc7b520..3939a71827 100644
--- a/sample/drb/dlogc.rb
+++ b/sample/drb/dlogc.rb
@@ -1,6 +1,6 @@
 =begin
  distributed Ruby --- Log test
- 	Copyright (c) 1999-2001 Masatoshi SEKI 
+ 	Copyright (c) 1999-2001 Masatoshi SEKI
 =end
 
 require 'drb/drb'
diff --git a/sample/drb/dlogd.rb b/sample/drb/dlogd.rb
index 9f9aa2fd56..fef7ca0f1d 100644
--- a/sample/drb/dlogd.rb
+++ b/sample/drb/dlogd.rb
@@ -1,6 +1,6 @@
 =begin
  distributed Ruby --- Log server
- 	Copyright (c) 1999-2000 Masatoshi SEKI 
+ 	Copyright (c) 1999-2000 Masatoshi SEKI
 =end
 
 require 'drb/drb'
diff --git a/sample/drb/dqin.rb b/sample/drb/dqin.rb
index 3ba1caa80c..4751335fff 100644
--- a/sample/drb/dqin.rb
+++ b/sample/drb/dqin.rb
@@ -1,6 +1,6 @@
 =begin
  distributed Ruby --- store
- 	Copyright (c) 1999-2000 Masatoshi SEKI 
+ 	Copyright (c) 1999-2000 Masatoshi SEKI
 =end
 
 require 'drb/drb'
diff --git a/sample/drb/dqout.rb b/sample/drb/dqout.rb
index 4700e55cf7..f2b0b4ac95 100644
--- a/sample/drb/dqout.rb
+++ b/sample/drb/dqout.rb
@@ -1,6 +1,6 @@
 =begin
  distributed Ruby --- fetch
- 	Copyright (c) 1999-2000 Masatoshi SEKI 
+ 	Copyright (c) 1999-2000 Masatoshi SEKI
 =end
 
 require 'drb/drb'
diff --git a/sample/drb/dqueue.rb b/sample/drb/dqueue.rb
index a5a43655fd..1c8878c080 100644
--- a/sample/drb/dqueue.rb
+++ b/sample/drb/dqueue.rb
@@ -1,6 +1,6 @@
 =begin
  distributed Ruby --- Queue
- 	Copyright (c) 1999-2000 Masatoshi SEKI 
+ 	Copyright (c) 1999-2000 Masatoshi SEKI
 =end
 
 require 'thread'
diff --git a/sample/drb/drbc.rb b/sample/drb/drbc.rb
index 00132b46c8..50a86c39e8 100644
--- a/sample/drb/drbc.rb
+++ b/sample/drb/drbc.rb
@@ -1,6 +1,6 @@
 =begin
  distributed Ruby --- dRuby Sample Client
- 	Copyright (c) 1999-2000 Masatoshi SEKI 
+ 	Copyright (c) 1999-2000 Masatoshi SEKI
 =end
 
 require 'drb/drb'
diff --git a/sample/drb/drbch.rb b/sample/drb/drbch.rb
index 495ff1c346..07fdcd5fae 100644
--- a/sample/drb/drbch.rb
+++ b/sample/drb/drbch.rb
@@ -1,6 +1,6 @@
 =begin
  distributed Ruby --- dRuby Sample Client
- 	Copyright (c) 1999-2000 Masatoshi SEKI 
+ 	Copyright (c) 1999-2000 Masatoshi SEKI
 =end
 
 require 'drb/drb'
diff --git a/sample/drb/drbm.rb b/sample/drb/drbm.rb
index 74a15a4696..3390608cd1 100644
--- a/sample/drb/drbm.rb
+++ b/sample/drb/drbm.rb
@@ -1,13 +1,13 @@
 =begin
  multiple DRbServer
- 	Copyright (c) 1999-2002 Masatoshi SEKI 
+ 	Copyright (c) 1999-2002 Masatoshi SEKI
 =end
 
 =begin
  How to play.
 
  Terminal 1
- | % ruby drbm.rb 
+ | % ruby drbm.rb
  | druby://yourhost:7640 druby://yourhost:7641
 
  Terminal 2
@@ -24,7 +24,7 @@ class Hoge
   def initialize(s)
     @str = s
   end
-  
+
   def to_s
     @str
   end
diff --git a/sample/drb/drbmc.rb b/sample/drb/drbmc.rb
index c654fcea05..fd191401e6 100644
--- a/sample/drb/drbmc.rb
+++ b/sample/drb/drbmc.rb
@@ -1,6 +1,6 @@
 =begin
   multiple DRbServer client
- 	Copyright (c) 1999-2002 Masatoshi SEKI 
+ 	Copyright (c) 1999-2002 Masatoshi SEKI
 =end
 
 require 'drb/drb'
diff --git a/sample/drb/drbs-acl.rb b/sample/drb/drbs-acl.rb
index 151dd945d8..71c4f7bf42 100644
--- a/sample/drb/drbs-acl.rb
+++ b/sample/drb/drbs-acl.rb
@@ -1,13 +1,13 @@
 =begin
  distributed Ruby --- dRuby Sample Server
- 	Copyright (c) 1999-2000 Masatoshi SEKI 
+ 	Copyright (c) 1999-2000 Masatoshi SEKI
 =end
 
 =begin
  How to play.
 
  Terminal 1
- | % ruby drbs.rb 
+ | % ruby drbs.rb
  | druby://yourhost:7640
 
  Terminal 2
@@ -41,7 +41,7 @@ if __FILE__ == $0
   acl = ACL.new(%w(deny all
                    allow 192.168.1.*
                    allow localhost))
-  
+
   DRb.install_acl(acl)
 
   DRb.start_service(nil, DRbEx.new)
diff --git a/sample/drb/drbs.rb b/sample/drb/drbs.rb
index b76e283c80..5a913d9918 100644
--- a/sample/drb/drbs.rb
+++ b/sample/drb/drbs.rb
@@ -1,13 +1,13 @@
 =begin
  distributed Ruby --- dRuby Sample Server
- 	Copyright (c) 1999-2000,2002 Masatoshi SEKI 
+ 	Copyright (c) 1999-2000,2002 Masatoshi SEKI
 =end
 
 =begin
  How to play.
 
  Terminal 1
- | % ruby drbs.rb 
+ | % ruby drbs.rb
  | druby://yourhost:7640
 
  Terminal 2
diff --git a/sample/drb/extserv_test.rb b/sample/drb/extserv_test.rb
index 83d871a6a2..2c4f485dc6 100644
--- a/sample/drb/extserv_test.rb
+++ b/sample/drb/extserv_test.rb
@@ -1,11 +1,11 @@
 =begin
  dRuby sample
- 	Copyright (c) 2000 Masatoshi SEKI 
+ 	Copyright (c) 2000 Masatoshi SEKI
 
 = How to play
 
 * Terminal 1
-  
+
   % ruby -I. extserv_test.rb server
   druby://yourhost:12345
 
@@ -26,11 +26,11 @@ end
 
 class Foo
   include DRbUndumped
-  
+
   def initialize(str)
     @str = str
   end
-  
+
   def hello(it)
     "#{it}: #{self}"
   end
@@ -55,7 +55,7 @@ when 'server'
 
   DRb::ExtServManager.command['itest1'] = "ruby -I. #{$0} itest1"
   DRb::ExtServManager.command['itest2'] = "ruby -I. #{$0} itest2"
-  
+
   s = DRb::ExtServManager.new
   DRb.start_service(ARGV.shift, s)
   puts DRb.uri
@@ -72,7 +72,7 @@ else
   t2 = s.service('itest2').front
   puts t2
   puts t1.hello(t2)
-  if (cmd == 'quit') 
+  if (cmd == 'quit')
     s.service('itest1').stop_service
     s.service('itest2').stop_service
   end
diff --git a/sample/drb/holderc.rb b/sample/drb/holderc.rb
index 8dd72ebd11..e627916d76 100644
--- a/sample/drb/holderc.rb
+++ b/sample/drb/holderc.rb
@@ -11,7 +11,7 @@ DRb.start_service()
 ro = DRbObject.new(nil, there)
 
 ary = []
-10.times do 
+10.times do
   ary.push(ro.gen)
 end
 
diff --git a/sample/drb/holders.rb b/sample/drb/holders.rb
index 2d9974f3fc..293426faa5 100644
--- a/sample/drb/holders.rb
+++ b/sample/drb/holders.rb
@@ -14,7 +14,7 @@
 
   % ruby holderc.rb druby://yourhost:1234
 =end
-  
+
 
 require 'drb/drb'
 
@@ -36,11 +36,11 @@ end
 
 class DRbEx4
   include DRbUndumped
-  
+
   def initialize
     @curr = 1
   end
-  
+
   def gen
     begin
       @curr += 1
diff --git a/sample/drb/http0.rb b/sample/drb/http0.rb
index 7649925282..d4c9f6b7fb 100644
--- a/sample/drb/http0.rb
+++ b/sample/drb/http0.rb
@@ -46,14 +46,14 @@ module DRb
 
       def close; end
       def alive?; false; end
-      
+
       def send_request(ref, msg_id, *arg, &b)
 	stream = StrStream.new
 	@msg.send_request(stream, ref, msg_id, *arg, &b)
 	@reply_stream = StrStream.new
 	post(@uri, stream.buf)
       end
-      
+
       def recv_reply
 	@msg.recv_reply(@reply_stream)
       end
@@ -66,7 +66,7 @@ module DRb
 	http.post(path, data, {'Content-Type'=>'application/octetstream;'}) do |str|
 	  sio.write(str)
 	  if @config[:load_limit] < sio.buf.size
-	    raise TypeError, 'too large packet' 
+	    raise TypeError, 'too large packet'
 	  end
 	end
 	@reply_stream = sio
diff --git a/sample/drb/http0serv.rb b/sample/drb/http0serv.rb
index 100d126b8f..8318123fa9 100644
--- a/sample/drb/http0serv.rb
+++ b/sample/drb/http0serv.rb
@@ -5,7 +5,7 @@ require 'thread'
 
 module DRb
   module HTTP0
-    
+
     def self.open_server(uri, config)
       unless /^http:/ =~ uri
 	raise(DRbBadScheme, uri) unless uri =~ /^http:/
@@ -20,7 +20,7 @@ module DRb
 	@drb = drb
 	@queue = Queue.new
       end
-      
+
       def do_POST(req, res)
 	@req = req
 	@res = res
@@ -28,7 +28,7 @@ module DRb
 	@res.body = @queue.pop
 	@res['content-type'] = 'application/octet-stream;'
       end
-      
+
       def req_body
 	@req.body
       end
@@ -36,7 +36,7 @@ module DRb
       def reply(body)
 	@queue.push(body)
       end
-      
+
       def close
 	@queue.push('')
       end
@@ -78,7 +78,7 @@ module DRb
 	s.start
       end
     end
-    
+
     class ServerSide
       def initialize(callback, config)
 	@callback = callback
@@ -86,7 +86,7 @@ module DRb
 	@msg = DRbMessage.new(@config)
 	@req_stream = StrStream.new(@callback.req_body)
       end
-      
+
       def close
 	@callback.close if @callback
 	@callback = nil
diff --git a/sample/drb/name.rb b/sample/drb/name.rb
index 86b478fbec..9527d47764 100644
--- a/sample/drb/name.rb
+++ b/sample/drb/name.rb
@@ -1,12 +1,12 @@
 =begin
  distributed Ruby --- NamedObject Sample
- 	Copyright (c) 2000-2001 Masatoshi SEKI 
+ 	Copyright (c) 2000-2001 Masatoshi SEKI
 =end
 
 =begin
 How to play.
 
-* start server 
+* start server
  Terminal 1
  | % ruby name.rb druby://yourhost:7640
  | druby://yourhost:7640
@@ -28,9 +28,9 @@ How to play.
  | druby://yourhost:7640
  | [return] to exit
 
-* continue client 
+* continue client
  Terminal 2
- type [return] 
+ type [return]
  | 1
  | 2
 =end
@@ -44,7 +44,7 @@ module DRbNamedObject
 
   def drb_name=(name)
     @drb_name = name
-    Thread.exclusive do 
+    Thread.exclusive do
       raise(IndexError, name) if DRbNAMEDICT[name]
       DRbNAMEDICT[name] = self
     end
@@ -62,7 +62,7 @@ class DRbNamedIdConv < DRb::DRbIdConv
 
   def to_id(obj)
     if obj.kind_of? DRbNamedObject
-      return obj.drb_name 
+      return obj.drb_name
     else
       return super
     end
@@ -98,7 +98,7 @@ class Front
     @name['seq'] = seq
     @name['mutex'] = mutex
   end
-    
+
   def [](k)
     @name[k]
   end
@@ -108,7 +108,7 @@ if __FILE__ == $0
   uri = ARGV.shift
 
   name_conv = DRbNamedIdConv.new
-  
+
   DRb.install_id_conv(name_conv)
   DRb.start_service(uri, Front.new)
   puts DRb.uri
diff --git a/sample/drb/namec.rb b/sample/drb/namec.rb
index f6db6f3022..98b9d0e532 100644
--- a/sample/drb/namec.rb
+++ b/sample/drb/namec.rb
@@ -1,6 +1,6 @@
 =begin
  distributed Ruby --- NamedObject Sample Client
- 	Copyright (c) 2000-2001 Masatoshi SEKI 
+ 	Copyright (c) 2000-2001 Masatoshi SEKI
 =end
 
 require 'drb/drb'
diff --git a/sample/drb/old_tuplespace.rb b/sample/drb/old_tuplespace.rb
index 3e13b92ee1..0da9fa84c3 100644
--- a/sample/drb/old_tuplespace.rb
+++ b/sample/drb/old_tuplespace.rb
@@ -82,7 +82,7 @@ class TupleSpace
       end
     end
     return nil unless found
-    
+
     @que[sz].delete_at(i)
 
     return x
@@ -167,7 +167,7 @@ if __FILE__ == $0
   def client(ts, n)
     Thread.start {
       ac = Object.new
-      tuples = (1..10).collect { |i| 
+      tuples = (1..10).collect { |i|
 	['req', ac, i * 10 + n]
       }
       ts.out(*tuples)
@@ -201,7 +201,7 @@ if __FILE__ == $0
     clients.push(client(ts, n))
   end
 
-  (1..3).each do 
+  (1..3).each do
     watcher(ts)
   end
 
diff --git a/sample/drb/ring_echo.rb b/sample/drb/ring_echo.rb
index 0633aa839a..3b743cab8e 100644
--- a/sample/drb/ring_echo.rb
+++ b/sample/drb/ring_echo.rb
@@ -8,7 +8,7 @@ class RingEcho
   def initialize(name)
     @name = name
   end
-  
+
   def echo(str)
     "#{@name}: #{str}"
   end
diff --git a/sample/drb/simpletuple.rb b/sample/drb/simpletuple.rb
index 3ae9208c79..1b9b7a35a7 100644
--- a/sample/drb/simpletuple.rb
+++ b/sample/drb/simpletuple.rb
@@ -13,7 +13,7 @@ class SimpleTupleSpace
     @waiting.taint
     self.taint
   end
-   
+
   def out(key, obj)
     Thread.critical = true
     @hash[key] ||= []
@@ -48,7 +48,7 @@ class SimpleTupleSpace
       Thread.critical = false
     end
   end
-end  
+end
 
 if __FILE__ == $0
   ts = SimpleTupleSpace.new
@@ -75,7 +75,7 @@ if __FILE__ == $0
     }
   end
 
-  3.times do 
+  3.times do
     servers.push(server(ts))
   end
 
diff --git a/sample/drb/speedc.rb b/sample/drb/speedc.rb
index 14d526d48d..64b8a65021 100644
--- a/sample/drb/speedc.rb
+++ b/sample/drb/speedc.rb
@@ -11,7 +11,7 @@ when /^tcpromp:/, /^unixromp:/
   foo = client.resolve("foo")
 when /^druby:/
   require 'drb/drb'
-  
+
   DRb.start_service
   foo = DRbObject.new(nil, uri)
 end
diff --git a/sample/drb/speeds.rb b/sample/drb/speeds.rb
index 76b4b29dba..7984059423 100644
--- a/sample/drb/speeds.rb
+++ b/sample/drb/speeds.rb
@@ -3,7 +3,7 @@ class Foo
   def initialize
     @i = 0
   end
-  
+
   def foo(i)
     @i = i
     i + i
@@ -24,7 +24,7 @@ when /^tcpromp:/, /^unixromp:/
 
 when /^druby:/
   require 'drb/drb'
-  
+
   DRb.start_service(uri, Foo.new)
 end
 
diff --git a/sample/from.rb b/sample/from.rb
index aa93e6726a..918745e55f 100644
--- a/sample/from.rb
+++ b/sample/from.rb
@@ -36,7 +36,7 @@ def get_mailfile(user)
   file = user
   unless user
     file = ENV['MAIL']
-    user = ENV['USER'] || ENV['USERNAME'] || ENV['LOGNAME'] 
+    user = ENV['USER'] || ENV['USERNAME'] || ENV['LOGNAME']
   end
 
   if file == nil or !File.exist?(file)
diff --git a/sample/fullpath.rb b/sample/fullpath.rb
index 8472e5d8f4..112ca58081 100644
--- a/sample/fullpath.rb
+++ b/sample/fullpath.rb
@@ -3,7 +3,7 @@
 
 if ARGV[0] =~ /-p/
   ARGV.shift
-  path = ARGV.shift 
+  path = ARGV.shift
 end
 
 if path == nil
diff --git a/sample/list2.rb b/sample/list2.rb
index 914cb8996e..1d71affc1b 100644
--- a/sample/list2.rb
+++ b/sample/list2.rb
@@ -9,7 +9,7 @@ class Point
     sprintf("%d@%d", @x, @y)
   end
 end
-    
+
 list1 = [10, 20, Point.new(2, 3), Point.new(4, 5)]
 list2 = [20, Point.new(4, 5), list1]
 print("list1:\n", list1.join("\n"), "\n")
diff --git a/sample/list3.rb b/sample/list3.rb
index 1d756fdff0..1d9f04b710 100644
--- a/sample/list3.rb
+++ b/sample/list3.rb
@@ -11,7 +11,7 @@ class Point
     sprintf("%d@%d", @x, @y)
   end
 end
-    
+
 list1 = [10, 20, Point.new(2, 3), Point.new(4, 5)]
 list2 = [20, Point.new(4, 5), list1]
 print("list1: ", list1.inspect, "\n")
diff --git a/sample/openssl/certstore.rb b/sample/openssl/certstore.rb
index bbc637f668..c0bc21bcbb 100644
--- a/sample/openssl/certstore.rb
+++ b/sample/openssl/certstore.rb
@@ -48,7 +48,7 @@ class CertStore
     case guess_cert_type(cert)
     when CERT_TYPE_SELF_SIGNED
       true
-    when CERT_TYPE_OTHER 
+    when CERT_TYPE_OTHER
       true
     else
       false
diff --git a/sample/openssl/smime_write.rb b/sample/openssl/smime_write.rb
index 535b3d6685..5a5236c750 100644
--- a/sample/openssl/smime_write.rb
+++ b/sample/openssl/smime_write.rb
@@ -20,4 +20,4 @@ smime0 = PKCS7::write_smime(p7sig)
 
 rcpt  = X509::Certificate.new(File::read(rcpt_file))
 p7enc = PKCS7::encrypt([rcpt], smime0)
-print PKCS7::write_smime(p7enc)   
+print PKCS7::write_smime(p7enc)
diff --git a/sample/rss/re_read.rb b/sample/rss/re_read.rb
index ee54a18a88..c386ab20f6 100755
--- a/sample/rss/re_read.rb
+++ b/sample/rss/re_read.rb
@@ -24,7 +24,7 @@ ARGV.each do |fname|
   File.open(fname) do |f|
     source = f.read
   end
-  
+
   rss = nil
   read = false
   begin
@@ -44,7 +44,7 @@ ARGV.each do |fname|
   rescue RSS::Error
     error($!) if verbose
   end
-  
+
   if rss.nil?
     puts "Invalid feed: #{fname}"
   elsif !read
diff --git a/sample/svr.rb b/sample/svr.rb
index f4f29eb8e7..eb49ccf170 100644
--- a/sample/svr.rb
+++ b/sample/svr.rb
@@ -26,7 +26,7 @@ loop do
 	s.close
 	socks.delete(s)
       # single thread gets may block whole service
-      elsif str = s.gets   
+      elsif str = s.gets
 	  s.write(str)
       end
     end
diff --git a/sample/test.rb b/sample/test.rb
index 496856e444..4e934f1f84 100644
--- a/sample/test.rb
+++ b/sample/test.rb
@@ -21,7 +21,7 @@ def test_ok(cond,n=1)
   else
     STDERR.print "F"
     printf "not ok %s %d -- %s\n", $what, $testnum, where
-    $failed+=1 
+    $failed+=1
   end
   STDOUT.flush
   STDERR.flush
@@ -657,7 +657,7 @@ $string = "this must be handled no.3"
 begin
   begin
     raise "exception in rescue clause"
-  rescue 
+  rescue
     raise $string
   end
   test_ok(false)
@@ -671,7 +671,7 @@ end
 begin
   begin
     raise "this must be handled no.4"
-  ensure 
+  ensure
     raise "exception in ensure clause"
   end
   test_ok(false)
@@ -741,7 +741,7 @@ test_ok($x[1,3] == [1, 2, 3])
 
 $x[0, 2] = 10
 test_ok($x[0] == 10 && $x[1] == 2)
-  
+
 $x[0, 0] = -1
 test_ok($x[0] == -1 && $x[1] == 10)
 
@@ -817,7 +817,7 @@ $x = {1=>2, 2=>4, 3=>6}
 
 test_ok($x[1] == 2)
 
-test_ok(begin   
+test_ok(begin
      for k,v in $x
        raise if k*2 != v
      end
@@ -1164,7 +1164,7 @@ def proc_return4
 end
 test_ok(proc_return4() == 42)
 
-def ljump_test(state, proc, *args) 
+def ljump_test(state, proc, *args)
   x = state
   begin
     proc.call(*args)
@@ -1362,7 +1362,7 @@ class ITER_TEST4 < ITER_TEST3
   end
 end
 
-ITER_TEST4.new.foo(44){55}   
+ITER_TEST4.new.foo(44){55}
 
 class ITER_TEST5
    def tt(aa)
@@ -1628,8 +1628,8 @@ test_ok(-265419172580680477752431643787347.to_s(36) == "-justanotherrubyhacker")
 
 a = []
 (0..255).each {|n|
-  ch = [n].pack("C")                     
-  a.push ch if /a#{Regexp.quote ch}b/x =~ "ab" 
+  ch = [n].pack("C")
+  a.push ch if /a#{Regexp.quote ch}b/x =~ "ab"
 }
 test_ok(a.size == 0)
 
@@ -1960,7 +1960,7 @@ end
 
 test_ok(bar.test2 == "test2")
 test_ok(bar.test == "test")
-test_ok(foo.test == "test")  
+test_ok(foo.test == "test")
 
 begin
   foo.test2
@@ -2054,7 +2054,7 @@ class Gods
 
   def self.ruler1		# <= per method definition style
     @@rule
-  end		   
+  end
   class << self			# <= multiple method definition style
     def ruler2
       @@rule
diff --git a/sample/trojan.rb b/sample/trojan.rb
index 3a35ac21c2..2be9567b98 100644
--- a/sample/trojan.rb
+++ b/sample/trojan.rb
@@ -5,7 +5,7 @@ path = ENV['PATH'].split(File::PATH_SEPARATOR)
 for dir in path
   if File.directory?(dir)
     for f in d = Dir.open(dir)
-      fpath = File.join(dir, f)  
+      fpath = File.join(dir, f)
       if File.file?(fpath) && (File.stat(fpath).mode & 022) != 0
 	printf("file %s is writable from other users\n", fpath)
       end