matz	2007-12-21 13:32:53 +0900 (Fri, 21 Dec 2007)

  New Revision: 14398

  Modified files:
    trunk/ChangeLog
    trunk/io.c

  Log:
    * io.c (rb_io_external_encoding): should fill delayed
      initialization for STDIN.

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/ChangeLog?r1=14398&r2=14397
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/io.c?r1=14398&r2=14397

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 14397)
+++ ChangeLog	(revision 14398)
@@ -5,6 +5,9 @@
 	* encoding.c (rb_enc_from_encoding): returns Qnil for NULL
 	  encoding.
 
+	* io.c (rb_io_external_encoding): should fill delayed
+	  initialization for STDIN.
+
 Fri Dec 21 13:09:11 2007  Tanaka Akira  <akr@f...>
 
 	* encoding.c (rb_locale_charmap): return nil if no locale information.
Index: io.c
===================================================================
--- io.c	(revision 14397)
+++ io.c	(revision 14398)
@@ -5671,6 +5671,9 @@
     rb_io_t *fptr;
 
     GetOpenFile(io, fptr);
+    if (!fptr->enc && fptr->fd == 0) {
+	fptr->enc = rb_default_external_encoding();
+    }
     return rb_enc_from_encoding(fptr->enc);
 }
 

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