From 8fb6f790fed6f8d6fa33a80d83e55d793c9eb516 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 8 Oct 2005 10:33:24 +0000
Subject: [PATCH] * io.c (rb_io_init_copy): clear PREP flag for copied IO.  
 fixed: [ruby-dev:27371]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@9359 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog | 5 +++++
 io.c      | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 2eb2cbecd3..cf5930520e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sat Oct  8 19:32:56 2005  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* io.c (rb_io_init_copy): clear PREP flag for copied IO.
+	  fixed: [ruby-dev:27371]
+
 Sat Oct  8 19:15:02 2005  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* parse.y (rb_parser_malloc, rb_parser_free): manage parser stack on
diff --git a/io.c b/io.c
index 56727b790a..c7bb72cbd6 100644
--- a/io.c
+++ b/io.c
@@ -3433,7 +3433,7 @@ rb_io_init_copy(VALUE dest, VALUE io)
     rb_io_flush(io);
 
     /* copy OpenFile structure */
-    fptr->mode = orig->mode;
+    fptr->mode = orig->mode & ~FMODE_PREP;
     fptr->pid = orig->pid;
     fptr->lineno = orig->lineno;
     if (orig->path) fptr->path = strdup(orig->path);