config_elast.h revision 341825
1//===----------------------- config_elast.h -------------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is dual licensed under the MIT and the University of Illinois Open 6// Source Licenses. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10#ifndef _LIBCPP_CONFIG_ELAST 11#define _LIBCPP_CONFIG_ELAST 12 13#include <__config> 14 15#if defined(_LIBCPP_MSVCRT_LIKE) 16#include <stdlib.h> 17#else 18#include <errno.h> 19#endif 20 21#if defined(ELAST) 22#define _LIBCPP_ELAST ELAST 23#elif defined(_NEWLIB_VERSION) 24#define _LIBCPP_ELAST __ELASTERROR 25#elif defined(__Fuchsia__) 26// No _LIBCPP_ELAST needed on Fuchsia 27#elif defined(__linux__) || defined(_LIBCPP_HAS_MUSL_LIBC) 28#define _LIBCPP_ELAST 4095 29#elif defined(__APPLE__) 30// No _LIBCPP_ELAST needed on Apple 31#elif defined(__sun__) 32#define _LIBCPP_ELAST ESTALE 33#elif defined(_LIBCPP_MSVCRT_LIKE) 34#define _LIBCPP_ELAST (_sys_nerr - 1) 35#else 36// Warn here so that the person doing the libcxx port has an easier time: 37#warning ELAST for this platform not yet implemented 38#endif 39 40#endif // _LIBCPP_CONFIG_ELAST 41