| Dan Albert | a76dfbd | 2015-01-06 17:34:51 +0000 | [diff] [blame] | 1 | //===----------------------- config_elast.h -------------------------------===// |
| 2 | // |
| Chandler Carruth | 57b08b0 | 2019-01-19 10:56:40 +0000 | [diff] [blame] | 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 |
| Dan Albert | a76dfbd | 2015-01-06 17:34:51 +0000 | [diff] [blame] | 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #ifndef _LIBCPP_CONFIG_ELAST |
| 10 | #define _LIBCPP_CONFIG_ELAST |
| 11 | |
| Saleem Abdulrasool | 6039656 | 2017-01-04 05:50:01 +0000 | [diff] [blame] | 12 | #include <__config> |
| 13 | |
| Pirama Arumuga Nainar | c83bbf5 | 2018-06-28 20:16:45 +0000 | [diff] [blame] | 14 | #if defined(_LIBCPP_MSVCRT_LIKE) |
| Dan Albert | a76dfbd | 2015-01-06 17:34:51 +0000 | [diff] [blame] | 15 | #include <stdlib.h> |
| 16 | #else |
| 17 | #include <errno.h> |
| 18 | #endif |
| 19 | |
| 20 | #if defined(ELAST) |
| 21 | #define _LIBCPP_ELAST ELAST |
| 22 | #elif defined(_NEWLIB_VERSION) |
| 23 | #define _LIBCPP_ELAST __ELASTERROR |
| Petr Hosek | 50a9230 | 2016-10-10 18:53:32 +0000 | [diff] [blame] | 24 | #elif defined(__Fuchsia__) |
| 25 | // No _LIBCPP_ELAST needed on Fuchsia |
| Dan Gohman | 3efd6e37 | 2019-05-01 16:47:30 +0000 | [diff] [blame] | 26 | #elif defined(__wasi__) |
| 27 | // No _LIBCPP_ELAST needed on WASI |
| Sam Clegg | 5029d67 | 2017-12-16 18:59:50 +0000 | [diff] [blame] | 28 | #elif defined(__linux__) || defined(_LIBCPP_HAS_MUSL_LIBC) |
| Dan Albert | a76dfbd | 2015-01-06 17:34:51 +0000 | [diff] [blame] | 29 | #define _LIBCPP_ELAST 4095 |
| 30 | #elif defined(__APPLE__) |
| 31 | // No _LIBCPP_ELAST needed on Apple |
| 32 | #elif defined(__sun__) |
| 33 | #define _LIBCPP_ELAST ESTALE |
| Pirama Arumuga Nainar | c83bbf5 | 2018-06-28 20:16:45 +0000 | [diff] [blame] | 34 | #elif defined(_LIBCPP_MSVCRT_LIKE) |
| Saleem Abdulrasool | 49a10e1 | 2017-01-07 05:13:32 +0000 | [diff] [blame] | 35 | #define _LIBCPP_ELAST (_sys_nerr - 1) |
| Dan Albert | a76dfbd | 2015-01-06 17:34:51 +0000 | [diff] [blame] | 36 | #else |
| 37 | // Warn here so that the person doing the libcxx port has an easier time: |
| JF Bastien | 2ca8c6b | 2015-02-24 01:59:38 +0000 | [diff] [blame] | 38 | #warning ELAST for this platform not yet implemented |
| Dan Albert | a76dfbd | 2015-01-06 17:34:51 +0000 | [diff] [blame] | 39 | #endif |
| 40 | |
| 41 | #endif // _LIBCPP_CONFIG_ELAST |