From 2b2910c71346c40fa867a1ae79efd0c804d9dba7 Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 20 Feb 2006 09:23:26 +0000
Subject: * io.c (rb_io_reopen): flush before reopening a file.   reported by
 Mathieu Bouchard.  [ruby-core:7396]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@9972 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 io.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'io.c')

diff --git a/io.c b/io.c
index dd1058455a..e00325fa0d 100644
--- a/io.c
+++ b/io.c
@@ -3416,6 +3416,10 @@ rb_io_reopen(int argc, VALUE *argv, VALUE file)
 	return file;
     }
 
+    if (fptr->mode & FMODE_WRITABLE) {
+        io_fflush(fptr);
+    }
+
     if (fptr->stdio_file) {
         if (freopen(RSTRING(fname)->ptr, mode, fptr->stdio_file) == 0) {
             rb_sys_fail(fptr->path);
-- 
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