1 files changed, 12 insertions, 0 deletions
diff --git a/vendor/github.com/syndtr/goleveldb/leveldb/storage/file_storage_unix.go b/vendor/github.com/syndtr/goleveldb/leveldb/storage/file_storage_unix.go
index 7e29915..d75f66a 100644
--- a/vendor/github.com/syndtr/goleveldb/leveldb/storage/file_storage_unix.go
+++ b/vendor/github.com/syndtr/goleveldb/leveldb/storage/file_storage_unix.go
@@ -67,13 +67,25 @@ func isErrInvalid(err error) bool {
 	if err == os.ErrInvalid {
 		return true
 	}
+	// Go < 1.8
 	if syserr, ok := err.(*os.SyscallError); ok && syserr.Err == syscall.EINVAL {
 		return true
 	}
+	// Go >= 1.8 returns *os.PathError instead
+	if patherr, ok := err.(*os.PathError); ok && patherr.Err == syscall.EINVAL {
+		return true
+	}
 	return false
 }
 
 func syncDir(name string) error {
+	// As per fsync manpage, Linux seems to expect fsync on directory, however
+	// some system don't support this, so we will ignore syscall.EINVAL.
+	//
+	// From fsync(2):
+	//   Calling fsync() does not necessarily ensure that the entry in the
+	//   directory containing the file has also reached disk. For that an
+	//   explicit fsync() on a file descriptor for the directory is also needed.
 	f, err := os.Open(name)
 	if err != nil {
 		return err