abseil-cpp/absl/debugging/internal/address_is_readable.h

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// Copyright 2017 The Abseil Authors.
//
// 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.
 
#ifndef ABSL_DEBUGGING_INTERNAL_ADDRESS_IS_READABLE_H_
#define ABSL_DEBUGGING_INTERNAL_ADDRESS_IS_READABLE_H_
 
#include "absl/base/config.h"
 
namespace absl {
ABSL_NAMESPACE_BEGIN
namespace debugging_internal {
 
// Return whether the byte at *addr is readable, without faulting.
// Save and restores errno.
bool AddressIsReadable(const void *addr);
 
}  // namespace debugging_internal
ABSL_NAMESPACE_END
}  // namespace absl
 
#endif  // ABSL_DEBUGGING_INTERNAL_ADDRESS_IS_READABLE_H_