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version: not return err NotExist in Detect

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This commit is contained in:
Yicheng Qin 2015-03-24 20:19:42 -07:00
parent d40ecad617
commit 16183bc22b
1 changed files with 4 additions and 0 deletions
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4
version/version.go
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@ -15,6 +15,7 @@
package version package version
import ( import (
"os"
"path" "path"
"github.com/coreos/etcd/pkg/fileutil" "github.com/coreos/etcd/pkg/fileutil"
@ -40,6 +41,9 @@ const (
func DetectDataDir(dirpath string) (DataDirVersion, error) { func DetectDataDir(dirpath string) (DataDirVersion, error) {
names, err := fileutil.ReadDir(dirpath) names, err := fileutil.ReadDir(dirpath)
if err != nil { if err != nil {
if os.IsNotExist(err) {
err = nil
}
// Error reading the directory // Error reading the directory
return DataDirUnknown, err return DataDirUnknown, err
} }