1// -*- C++ -*- 2//===----------------------------------------------------------------------===// 3// 4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 5// See https://llvm.org/LICENSE.txt for license information. 6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 7// 8//===----------------------------------------------------------------------===// 9 10#ifndef _LIBCPP_CERRNO 11#define _LIBCPP_CERRNO 12 13/* 14 cerrno synopsis 15 16Macros: 17 18 EDOM 19 EILSEQ // C99 20 ERANGE 21 errno 22 23*/ 24 25#include <__config> 26 27#include <errno.h> 28 29#ifndef _LIBCPP_ERRNO_H 30# error <cerrno> tried including <errno.h> but didn't find libc++'s <errno.h> header. \ 31 This usually means that your header search paths are not configured properly. \ 32 The header search paths should contain the C++ Standard Library headers before \ 33 any C Standard Library, and you are probably using compiler flags that make that \ 34 not be the case. 35#endif 36 37#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 38# pragma GCC system_header 39#endif 40 41// LWG3869 Deprecate std::errc constants related to UNIX STREAMS 42// 43// This LWG issue deprecates the POSIX macros ENODATA, ENOSR, ENOSTR, and ETIME. These were 44// deprecated in libc++ in https://github.com/llvm/llvm-project/pull/80542. 45// Based on the post commit feedback the macro are no longer deprecated. 46// Instead libc++ leaves the deprecation to the provider of errno.h. 47 48#endif // _LIBCPP_CERRNO 49