1// -*- C++ -*- forwarding header. 2 3// Copyright (C) 2000-2020 Free Software Foundation, Inc. 4// 5// This file is part of the GNU ISO C++ Library. This library is free 6// software; you can redistribute it and/or modify it under the 7// terms of the GNU General Public License as published by the 8// Free Software Foundation; either version 3, or (at your option) 9// any later version. 10 11// This library is distributed in the hope that it will be useful, 12// but WITHOUT ANY WARRANTY; without even the implied warranty of 13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14// GNU General Public License for more details. 15 16// Under Section 7 of GPL version 3, you are granted additional 17// permissions described in the GCC Runtime Library Exception, version 18// 3.1, as published by the Free Software Foundation. 19 20// You should have received a copy of the GNU General Public License and 21// a copy of the GCC Runtime Library Exception along with this program; 22// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 23// <http://www.gnu.org/licenses/>. 24 25/** @file cerrno 26 * This is a Standard C++ Library file. You should @c #include this file 27 * in your programs, rather than any of the "*.h" implementation files. 28 * 29 * This is the C++ version of the Standard C Library header @c errno.h, 30 * and its contents are (mostly) the same as that header, but are all 31 * contained in the namespace @c std. 32 */ 33 34// 35// ISO C++ 14882: 19.3 Error numbers 36// 37 38#ifndef _GLIBCXX_CERRNO 39#define _GLIBCXX_CERRNO 1 40 41#pragma GCC system_header 42 43#include <bits/c++config.h> 44#include_next <errno.h> 45 46// Adhere to section 17.4.1.2 clause 5 of ISO 14882:1998 47#ifndef errno 48#define errno errno 49#endif 50 51#endif 52