From 45c1afa6c1d741545d16be3c81d9737aeca14bcb Mon Sep 17 00:00:00 2001
From: "runner.mei" <runner.mei@gmail.com>
Date: Tue, 19 Aug 2014 09:57:39 +0800
Subject: [PATCH] ensure close file before rename bookmark file.

---
 wal/global_state.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/wal/global_state.go b/wal/global_state.go
index 3eea577bf6..36fd6c4e17 100644
--- a/wal/global_state.go
+++ b/wal/global_state.go
@@ -40,7 +40,7 @@ type oldGlobalState struct {
 
 func newGlobalState(path string) (*GlobalState, error) {
 	f, err := os.Open(path)
-	if err != nil {
+	if err == nil {
 		defer f.Close()
 	}
 
@@ -83,7 +83,9 @@ func (self *GlobalState) writeToFile() error {
 		return err
 	}
 
-	os.Remove(self.path)
+	if err := os.Remove(self.path); nil != err && !os.IsNotExist(err) {
+		return err
+	}
 	return os.Rename(self.path+".new", self.path)
 }