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- //===-- sanitizer_errno.h ---------------------------------------*- C++ -*-===//
- //
- // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
- // See https://llvm.org/LICENSE.txt for license information.
- // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
- //
- //===----------------------------------------------------------------------===//
- //
- // This file is shared between sanitizers run-time libraries.
- //
- // Defines errno to avoid including errno.h and its dependencies into sensitive
- // files (e.g. interceptors are not supposed to include any system headers).
- // It's ok to use errno.h directly when your file already depend on other system
- // includes though.
- //
- //===----------------------------------------------------------------------===//
- #ifndef SANITIZER_ERRNO_H
- #define SANITIZER_ERRNO_H
- #include "sanitizer_errno_codes.h"
- #include "sanitizer_platform.h"
- #if SANITIZER_FREEBSD || SANITIZER_APPLE
- # define __errno_location __error
- #elif SANITIZER_ANDROID || SANITIZER_NETBSD
- # define __errno_location __errno
- #elif SANITIZER_SOLARIS
- # define __errno_location ___errno
- #elif SANITIZER_WINDOWS
- # define __errno_location _errno
- #endif
- extern "C" int *__errno_location();
- #define errno (*__errno_location())
- #endif // SANITIZER_ERRNO_H
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