add vendoring with go dep

vendor/github.com/vmware/govmomi/govc/flags/int32.go

@@ -0,0 +1,72 @@
+/*
+Copyright (c) 2016-2017 VMware, Inc. All Rights Reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package flags
+
+import (
+	"flag"
+	"fmt"
+	"strconv"
+)
+
+// This flag type is internal to stdlib:
+// https://github.com/golang/go/blob/master/src/cmd/internal/obj/flag.go
+type int32Value int32
+
+func (i *int32Value) Set(s string) error {
+	v, err := strconv.ParseInt(s, 0, 32)
+	*i = int32Value(v)
+	return err
+}
+
+func (i *int32Value) Get() interface{} {
+	return int32(*i)
+}
+
+func (i *int32Value) String() string {
+	return fmt.Sprintf("%v", *i)
+}
+
+// NewInt32 behaves as flag.IntVar, but using an int32 type.
+func NewInt32(v *int32) flag.Value {
+	return (*int32Value)(v)
+}
+
+type int32ptrValue struct {
+	val **int32
+}
+
+func (i *int32ptrValue) Set(s string) error {
+	v, err := strconv.ParseInt(s, 0, 32)
+	*i.val = new(int32)
+	**i.val = int32(v)
+	return err
+}
+
+func (i *int32ptrValue) Get() interface{} {
+	if i.val == nil {
+		return -1
+	}
+	return *i.val
+}
+
+func (i *int32ptrValue) String() string {
+	return fmt.Sprintf("%v", i.Get())
+}
+
+func NewOptionalInt32(v **int32) flag.Value {
+	return &int32ptrValue{val: v}
+}