| //===----------------------------------------------------------------------===// | |
| // | |
| // 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 | |
| // | |
| //===----------------------------------------------------------------------===// | |
| #ifndef _LIBCPP_CONFIG_ELAST | |
| #define _LIBCPP_CONFIG_ELAST | |
| #include <__config> | |
| #if defined(_LIBCPP_MSVCRT_LIKE) | |
| #include <stdlib.h> | |
| #else | |
| #include <errno.h> | |
| #endif | |
| // Note: _LIBCPP_ELAST needs to be defined only on platforms | |
| // where strerror/strerror_r can't handle out-of-range errno values. | |
| #if defined(ELAST) | |
| #define _LIBCPP_ELAST ELAST | |
| #elif defined(_NEWLIB_VERSION) | |
| #define _LIBCPP_ELAST __ELASTERROR | |
| #elif defined(__NuttX__) | |
| // No _LIBCPP_ELAST needed on NuttX | |
| #elif defined(__Fuchsia__) | |
| // No _LIBCPP_ELAST needed on Fuchsia | |
| #elif defined(__wasi__) | |
| // No _LIBCPP_ELAST needed on WASI | |
| #elif defined(__EMSCRIPTEN__) | |
| // No _LIBCPP_ELAST needed on Emscripten | |
| #elif defined(__linux__) || defined(_LIBCPP_HAS_MUSL_LIBC) | |
| #define _LIBCPP_ELAST 4095 | |
| #elif defined(__APPLE__) | |
| // No _LIBCPP_ELAST needed on Apple | |
| #elif defined(__sun__) | |
| #define _LIBCPP_ELAST ESTALE | |
| #elif defined(__MVS__) | |
| #define _LIBCPP_ELAST 1160 | |
| #elif defined(_LIBCPP_MSVCRT_LIKE) | |
| #define _LIBCPP_ELAST (_sys_nerr - 1) | |
| #elif defined(_AIX) | |
| #define _LIBCPP_ELAST 127 | |
| #else | |
| // Warn here so that the person doing the libcxx port has an easier time: | |
| #warning ELAST for this platform not yet implemented | |
| #endif | |
| #endif // _LIBCPP_CONFIG_ELAST |