Release v0.3.0

vendor/github.com/btcsuite/btcwallet/wallet/disksync.go

@@ -0,0 +1,31 @@
+// Copyright (c) 2015 The btcsuite developers
+// Use of this source code is governed by an ISC
+// license that can be found in the LICENSE file.
+
+package wallet
+
+import (
+	"fmt"
+	"os"
+)
+
+// checkCreateDir checks that the path exists and is a directory.
+// If path does not exist, it is created.
+func checkCreateDir(path string) error {
+	if fi, err := os.Stat(path); err != nil {
+		if os.IsNotExist(err) {
+			// Attempt data directory creation
+			if err = os.MkdirAll(path, 0700); err != nil {
+				return fmt.Errorf("cannot create directory: %s", err)
+			}
+		} else {
+			return fmt.Errorf("error checking directory: %s", err)
+		}
+	} else {
+		if !fi.IsDir() {
+			return fmt.Errorf("path '%s' is not a directory", path)
+		}
+	}
+
+	return nil
+}