libsanitizer/sanitizer_common/sanitizer_errno.cpp

   1 //===-- sanitizer_errno.cpp -------------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file is shared between sanitizers run-time libraries.
  10 //
  11 // Defines errno to avoid including errno.h and its dependencies into other
  12 // files (e.g. interceptors are not supposed to include any system headers).
  13 //
  14 //===----------------------------------------------------------------------===//
  15
  16 #include "sanitizer_errno_codes.h"
  17 #include "sanitizer_internal_defs.h"
  18
  19 #include <errno.h>
  20
  21 namespace __sanitizer {
  22
  23 COMPILER_CHECK(errno_ENOMEM == ENOMEM);
  24 COMPILER_CHECK(errno_EBUSY == EBUSY);
  25 COMPILER_CHECK(errno_EINVAL == EINVAL);
  26
  27 // EOWNERDEAD is not present in some older platforms.
  28 #if defined(EOWNERDEAD)
  29 extern const int errno_EOWNERDEAD = EOWNERDEAD;
  30 #else
  31 extern const int errno_EOWNERDEAD = -1;
  32 #endif
  33
  34 }  // namespace __sanitizer