40 lines
1.3 KiB
C++
40 lines
1.3 KiB
C++
//===-- 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_MAC
|
|
# define __errno_location __error
|
|
#elif SANITIZER_ANDROID || SANITIZER_NETBSD || \
|
|
SANITIZER_RTEMS
|
|
# 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
|