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      1 // -*- C++ -*- forwarding header.
      2 
      3 // Copyright (C) 2000-2024 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