libstdc++-v3/include/c_compatibility/inttypes.h

   1 // -*- C++ -*- compatibility header.
   2
   3 // Copyright (C) 2007-2018 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 inttypes.h
  26  *  This is a Standard C++ Library header.
  27  */
  28
  29 #ifndef _GLIBCXX_INTTYPES_H
  30 #define _GLIBCXX_INTTYPES_H 1
  31
  32 #pragma GCC system_header
  33
  34 #include <bits/c++config.h>
  35
  36 #if __cplusplus >= 201103L
  37
  38 // For 8.11.1/1 (see C99, Note 184)
  39 # if _GLIBCXX_HAVE_INTTYPES_H
  40 #  ifndef __STDC_FORMAT_MACROS
  41 #   define _UNDEF__STDC_FORMAT_MACROS
  42 #   define __STDC_FORMAT_MACROS
  43 #  endif
  44 #  include_next <inttypes.h>
  45 #  ifdef _UNDEF__STDC_FORMAT_MACROS
  46 #   undef __STDC_FORMAT_MACROS
  47 #   undef _UNDEF__STDC_FORMAT_MACROS
  48 #  endif
  49 # endif
  50
  51 #ifdef _GLIBCXX_USE_C99_INTTYPES_TR1
  52
  53 namespace std
  54 {
  55   // types
  56   using ::imaxdiv_t;
  57
  58   // functions
  59   using ::imaxabs;
  60
  61   // May collide with _Longlong abs(_Longlong), and is not described
  62   // anywhere outside the synopsis.  Likely, a defect.
  63   //
  64   // intmax_t abs(intmax_t)
  65
  66   using ::imaxdiv;
  67
  68   // Likewise, with lldiv_t div(_Longlong, _Longlong).
  69   //
  70   // imaxdiv_t div(intmax_t, intmax_t)
  71
  72   using ::strtoimax;
  73   using ::strtoumax;
  74
  75 #if defined(_GLIBCXX_USE_WCHAR_T) && _GLIBCXX_USE_C99_INTTYPES_WCHAR_T_TR1
  76   using ::wcstoimax;
  77   using ::wcstoumax;
  78 #endif
  79 } // namespace
  80
  81 #endif _GLIBCXX_USE_C99_INTTYPES_TR1
  82
  83 #else
  84
  85 # if _GLIBCXX_HAVE_INTTYPES_H
  86 #  include_next <inttypes.h>
  87 # endif
  88
  89 #endif // C++11
  90
  91 #endif // _GLIBCXX_INTTYPES_H