blob: 757eb520509e6c7aa5249a9272edccb69ffece2c [file] [log] [blame]
Brandon Kimdab96f12021-02-18 11:21:37 -08001/*
2 * Copyright 2021 Google LLC
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
William A. Kennington III7d6fa422021-02-08 17:04:02 -080017#pragma once
18
19#define RETURN_IF_ERROR(expr, msg) \
20 do \
21 { \
22 int _ret = (expr); \
23 if (_ret < 0) \
24 { \
25 std::perror(msg); \
26 return _ret; \
27 } \
28 } while (0)