akr	2008-12-07 19:34:25 +0900 (Sun, 07 Dec 2008)

  New Revision: 20570

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=20570

  Log:
    rdoc update.

  Modified files:
    trunk/lib/open3.rb

Index: lib/open3.rb
===================================================================
--- lib/open3.rb	(revision 20569)
+++ lib/open3.rb	(revision 20570)
@@ -163,6 +163,17 @@
   #   stdin.close  # stdin and stdout_and_stderr should be closed explicitly in this form.
   #   stdout_and_stderr.close
   #
+  # Example:
+  #   # check gcc warnings
+  #   source = "foo.c"
+  #   Open3.popen2e("gcc", "-Wall", source) {|i,oe,t|
+  #     oe.each {|line|
+  #       if /warning/ =~ line
+  #         ...
+  #       end
+  #     }
+  #   }
+  #
   def popen2e(*cmd, &block)
     if Hash === cmd.last
       opts = cmd.pop.dup

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