| // -*- C++ -*- | 
 | //===----------------------------------------------------------------------===// | 
 | // | 
 | // 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___CXX03_CERRNO | 
 | #define _LIBCPP___CXX03_CERRNO | 
 |  | 
 | /* | 
 |     cerrno synopsis | 
 |  | 
 | Macros: | 
 |  | 
 |     EDOM | 
 |     EILSEQ  // C99 | 
 |     ERANGE | 
 |     errno | 
 |  | 
 | */ | 
 |  | 
 | #include <__cxx03/__config> | 
 |  | 
 | #include <__cxx03/errno.h> | 
 |  | 
 | #ifndef _LIBCPP___CXX03_ERRNO_H | 
 | #   error <cerrno> tried including <errno.h> but didn't find libc++'s <errno.h> header. \ | 
 |           This usually means that your header search paths are not configured properly. \ | 
 |           The header search paths should contain the C++ Standard Library headers before \ | 
 |           any C Standard Library, and you are probably using compiler flags that make that \ | 
 |           not be the case. | 
 | #endif | 
 |  | 
 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) | 
 | #  pragma GCC system_header | 
 | #endif | 
 |  | 
 | // LWG3869 Deprecate std::errc constants related to UNIX STREAMS | 
 | // | 
 | // This LWG issue deprecates the POSIX macros ENODATA, ENOSR, ENOSTR, and ETIME. These were | 
 | // deprecated in libc++ in https://github.com/llvm/llvm-project/pull/80542. | 
 | // Based on the post commit feedback the macro are no longer deprecated. | 
 | // Instead libc++ leaves the deprecation to the provider of errno.h. | 
 |  | 
 | #endif // _LIBCPP___CXX03_CERRNO |