From 60287d0ac2920d4baca8522359b1f7d57b258236 Mon Sep 17 00:00:00 2001
From: Alexandre Julliard <julliard@winehq.org>
Date: Sat, 22 May 2004 03:15:04 +0000
Subject: [PATCH] Make sure we don't truncate the file on open before we have
 checked the sharing modes (thanks to Dmitry Timoshkov for the test case).

---
 server/fd.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/server/fd.c b/server/fd.c
index 19e2fe9bd18..00b4c51254c 100644
--- a/server/fd.c
+++ b/server/fd.c
@@ -944,7 +944,7 @@ struct fd *open_fd( struct fd *fd, const char *name, int flags, mode_t *mode,
         }
         flags &= ~(O_CREAT | O_EXCL | O_TRUNC);
     }
-    if ((fd->unix_fd = open( name, flags, *mode )) == -1)
+    if ((fd->unix_fd = open( name, flags & ~O_TRUNC, *mode )) == -1)
     {
         file_set_error();
         release_object( fd );
@@ -990,6 +990,7 @@ struct fd *open_fd( struct fd *fd, const char *name, int flags, mode_t *mode,
             return NULL;
         }
         strcpy( closed_fd->unlink, unlink_name );
+        if (flags & O_TRUNC) ftruncate( fd->unix_fd, 0 );
     }
     else
     {