akr	2010-08-01 20:57:58 +0900 (Sun, 01 Aug 2010)

  New Revision: 28823

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=28823

  Log:
    * ext/pathname/pathname.c (path_realpath): Pathname#realpath translated
      from pathname.rb.

  Modified files:
    trunk/ChangeLog
    trunk/ext/pathname/lib/pathname.rb
    trunk/ext/pathname/pathname.c

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 28822)
+++ ChangeLog	(revision 28823)
@@ -1,3 +1,8 @@
+Sun Aug  1 20:57:22 2010  Tanaka Akira  <akr@f...>
+
+	* ext/pathname/pathname.c (path_realpath): Pathname#realpath translated
+	  from pathname.rb.
+
 Sun Aug  1 17:27:32 2010  Nobuyoshi Nakada  <nobu@r...>
 
 	* win32/Makefile.sub: needs stddef.h for size_t.  a patch from
Index: ext/pathname/lib/pathname.rb
===================================================================
--- ext/pathname/lib/pathname.rb	(revision 28822)
+++ ext/pathname/lib/pathname.rb	(revision 28823)
@@ -180,17 +180,6 @@
   private :cleanpath_conservative
 
   #
-  # Returns the real (absolute) pathname of +self+ in the actual
-  # filesystem not containing symlinks or useless dots.
-  #
-  # All components of the pathname must exist when this method is
-  # called.
-  #
-  def realpath(basedir=nil)
-    self.class.new(File.realpath(@path, basedir))
-  end
-
-  #
   # Returns the real (absolute) pathname of +self+ in the actual filesystem.
   # The real pathname doesn't contain symlinks or useless dots.
   #
Index: ext/pathname/pathname.c
===================================================================
--- ext/pathname/pathname.c	(revision 28822)
+++ ext/pathname/pathname.c	(revision 28823)
@@ -199,6 +199,23 @@
 }
 
 /*
+ * Returns the real (absolute) pathname of +self+ in the actual
+ * filesystem not containing symlinks or useless dots.
+ *
+ * All components of the pathname must exist when this method is
+ * called.
+ *
+ */
+static VALUE
+path_realpath(int argc, VALUE *argv, VALUE self)
+{
+    VALUE basedir, str;
+    rb_scan_args(argc, argv, "01", &basedir);
+    str = rb_funcall(rb_cFile, rb_intern("realpath"), 2, get_strpath(self), basedir);
+    return rb_class_new_instance(1, &str, rb_obj_class(self));
+}
+
+/*
  * == Pathname
  *
  * Pathname represents a pathname which locates a file in a filesystem.
@@ -396,4 +413,5 @@
     rb_define_method(rb_cPathname, "inspect", path_inspect, 0);
     rb_define_method(rb_cPathname, "sub", path_sub, -1);
     rb_define_method(rb_cPathname, "sub_ext", path_sub_ext, 1);
+    rb_define_method(rb_cPathname, "realpath", path_realpath, -1);
 }

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