Documentation cleanup.

Includes patches by Hugh Sasse:
* ping.rb
* weakref.rb
* mailread.rb


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10668 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 15 insertions, 10 deletions

diff --git a/lib/open3.rb b/lib/open3.rb
index 69a29aace1..f722252b1c 100644
--- a/lib/open3.rb
+++ b/lib/open3.rb
@@ -3,19 +3,24 @@
 # which IO#popen does not allow)
 #
 # Usage:
-#	require "open3"
 #
-#      stdin, stdout, stderr = Open3.popen3('nroff -man')
-#  or
-#	include Open3
-#      stdin, stdout, stderr = popen3('nroff -man')
+#   require "open3"
+#   
+#   stdin, stdout, stderr = Open3.popen3('nroff -man')
 #
-#  popen3 can also take a block which will receive stdin, stdout and stderr
-#  as parameters.  This ensures stdin, stdout and stderr are closed once
-#  the block exits.
+# or:
 #
-#  Such as
-#      Open3.popen3('nroff -man') { |stdin, stdout, stderr| ... }
+#   include Open3
+#   
+#   stdin, stdout, stderr = popen3('nroff -man')
+#
+# popen3 can also take a block which will receive stdin, stdout and stderr as
+# parameters.  This ensures stdin, stdout and stderr are closed once the block
+# exits.
+#
+# Such as:
+#
+#   Open3.popen3('nroff -man') { |stdin, stdout, stderr| ... }
 
 module Open3
   #[stdin, stdout, stderr] = popen3(command);