mirror of
https://github.com/google/sandboxed-api.git
synced 2024-03-22 13:11:30 +08:00
54 lines
2.1 KiB
C++
54 lines
2.1 KiB
C++
// Copyright 2019 Google LLC
|
|
//
|
|
// 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
|
|
//
|
|
// https://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.
|
|
|
|
// This file is a custom fork of util/task/status_macros.h. This will become
|
|
// obsolete and will be replaced once Abseil releases absl::Status.
|
|
|
|
#ifndef THIRD_PARTY_SAPI_UTIL_STATUS_MACROS_H_
|
|
#define THIRD_PARTY_SAPI_UTIL_STATUS_MACROS_H_
|
|
|
|
#include <utility>
|
|
|
|
#include "absl/base/optimization.h"
|
|
#include "absl/status/status.h"
|
|
|
|
// Internal helper for concatenating macro values.
|
|
#define SAPI_MACROS_IMPL_CONCAT_INNER_(x, y) x##y
|
|
#define SAPI_MACROS_IMPL_CONCAT(x, y) SAPI_MACROS_IMPL_CONCAT_INNER_(x, y)
|
|
|
|
#define SAPI_RETURN_IF_ERROR(expr) \
|
|
SAPI_RETURN_IF_ERROR_IMPL(SAPI_MACROS_IMPL_CONCAT(_sapi_status, __LINE__), \
|
|
expr)
|
|
|
|
#define SAPI_RETURN_IF_ERROR_IMPL(status, expr) \
|
|
do { \
|
|
const auto status = (expr); \
|
|
if (ABSL_PREDICT_FALSE(!status.ok())) { \
|
|
return status; \
|
|
} \
|
|
} while (0)
|
|
|
|
#define SAPI_ASSIGN_OR_RETURN(lhs, rexpr) \
|
|
SAPI_ASSIGN_OR_RETURN_IMPL( \
|
|
SAPI_MACROS_IMPL_CONCAT(_sapi_statusor, __LINE__), lhs, rexpr)
|
|
|
|
#define SAPI_ASSIGN_OR_RETURN_IMPL(statusor, lhs, rexpr) \
|
|
auto statusor = (rexpr); \
|
|
if (ABSL_PREDICT_FALSE(!statusor.ok())) { \
|
|
return statusor.status(); \
|
|
} \
|
|
lhs = std::move(statusor).value()
|
|
|
|
#endif // THIRD_PARTY_SAPI_UTIL_STATUS_MACROS_H_
|