From 19a088202a21bbc9d77103d3ee5f696d6a08defc Mon Sep 17 00:00:00 2001
From: Alexandre Julliard <julliard@winehq.org>
Date: Fri, 24 Mar 2006 16:53:12 +0000
Subject: [PATCH] msvcrt: Fix fflush() of files opened for read.

Some apps, for no particular reason, call fflush() on files opened for
read.  This keeps them from tripping over their shoelaces.
---
 dlls/msvcrt/file.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/msvcrt/file.c b/dlls/msvcrt/file.c
index 9162ee7e30b..0a99cce7a97 100644
--- a/dlls/msvcrt/file.c
+++ b/dlls/msvcrt/file.c
@@ -588,11 +588,11 @@ int MSVCRT_fflush(MSVCRT_FILE* file)
 {
   if(!file) {
 	_flushall();
-	return 0;
-  } else {
+  } else if(file->_flag & MSVCRT__IOWRT) {
   	int res=msvcrt_flush_buffer(file);
   	return res;
   }
+  return 0;
 }
 
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