drbrain	2011-07-09 09:21:44 +0900 (Sat, 09 Jul 2011)

  New Revision: 32465

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=32465

  Log:
    * io.c:  Note that methods other than IO#gets may increase IO#lineno.
      [Ruby 1.9 - Bug #4902]

  Modified files:
    trunk/ChangeLog
    trunk/io.c

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 32464)
+++ ChangeLog	(revision 32465)
@@ -1,3 +1,8 @@
+Sat Jul  9 09:14:56 2011  Eric Hodel  <drbrain@s...>
+
+	* io.c:  Note that methods other than IO#gets may increase IO#lineno.
+	  [Ruby 1.9 - Bug #4902]
+
 Sat Jul  9 08:39:39 2011  Nobuyoshi Nakada  <nobu@r...>
 
 	* common.mk (RUN_OPT): disable gems.
Index: io.c
===================================================================
--- io.c	(revision 32464)
+++ io.c	(revision 32465)
@@ -2633,13 +2633,16 @@
  *  call-seq:
  *     ios.lineno    -> integer
  *
- *  Returns the current line number in <em>ios</em>. The stream must be
+ *  Returns the current line number in <em>ios</em>.  The stream must be
  *  opened for reading. <code>lineno</code> counts the number of times
- *  <code>gets</code> is called, rather than the number of newlines
- *  encountered. The two values will differ if <code>gets</code> is
- *  called with a separator other than newline. See also the
- *  <code>$.</code> variable.
+ *  #gets is called rather than the number of newlines encountered.  The two
+ *  values will differ if #gets is called with a separator other than newline.
  *
+ *  Methods that use <code>$/</code> like #each, #lines and #readline will
+ *  also increment <code>lineno</code>.
+ *
+ *  See also the <code>$.</code> variable.
+ *
  *     f = File.new("testfile")
  *     f.lineno   #=> 0
  *     f.gets     #=> "This is line one\n"

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