naruse	2013-01-14 07:02:31 +0900 (Mon, 14 Jan 2013)

  New Revision: 38806

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=38806

  Log:
    [rdoc] expalin kcode argument of Regexp.new

  Modified files:
    trunk/re.c

Index: re.c
===================================================================
--- re.c	(revision 38805)
+++ re.c	(revision 38806)
@@ -2889,9 +2889,9 @@ rb_reg_match_m(int argc, VALUE *argv, VA https://github.com/ruby/ruby/blob/trunk/re.c#L2889
 
 /*
  *  call-seq:
- *     Regexp.new(string, [options [, lang]])        -> regexp
+ *     Regexp.new(string, [options [, kcode]])        -> regexp
  *     Regexp.new(regexp)                            -> regexp
- *     Regexp.compile(string, [options [, lang]])    -> regexp
+ *     Regexp.compile(string, [options [, kcode]])    -> regexp
  *     Regexp.compile(regexp)                        -> regexp
  *
  *  Constructs a new regular expression from +pattern+, which can be either a
@@ -2903,7 +2903,8 @@ rb_reg_match_m(int argc, VALUE *argv, VA https://github.com/ruby/ruby/blob/trunk/re.c#L2903
  *  <em>or</em>-ed together.  Otherwise, if +options+ is not
  *  +nil+ or +false+, the regexp will be case insensitive.
  *
- *  When the +lang+ parameter is `n' or `N' sets the regexp no encoding.
+ *  When the +kcode+ parameter is `n' or `N' sets the regexp no encoding.
+ *  It means that the regexp is for binary strings.
  *
  *    r1 = Regexp.new('^a-z+:\\s+\w+') #=> /^a-z+:\s+\w+/
  *    r2 = Regexp.new('cat', true)     #=> /cat/i

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