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

   1 // -*- C++ -*- compatibility header.
   2
   3 // Copyright (C) 2007-2017 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 stdint.h
  26  *  This is a Standard C++ Library header.
  27  */
  28
  29 #ifndef _GLIBCXX_STDINT_H
  30 #define _GLIBCXX_STDINT_H 1
  31
  32 #pragma GCC system_header
  33
  34 #include <bits/c++config.h>
  35
  36 #if __cplusplus >= 201103L
  37
  38 // For 8.22.1/1 (see C99, Notes 219, 220, 222)
  39 # if _GLIBCXX_HAVE_STDINT_H
  40 #  ifndef __STDC_LIMIT_MACROS
  41 #   define _UNDEF__STDC_LIMIT_MACROS
  42 #   define __STDC_LIMIT_MACROS
  43 #  endif
  44 #  ifndef __STDC_CONSTANT_MACROS
  45 #   define _UNDEF__STDC_CONSTANT_MACROS
  46 #   define __STDC_CONSTANT_MACROS
  47 #  endif
  48 #  include_next <stdint.h>
  49 #  ifdef _UNDEF__STDC_LIMIT_MACROS
  50 #   undef __STDC_LIMIT_MACROS
  51 #   undef _UNDEF__STDC_LIMIT_MACROS
  52 #  endif
  53 #  ifdef _UNDEF__STDC_CONSTANT_MACROS
  54 #   undef __STDC_CONSTANT_MACROS
  55 #   undef _UNDEF__STDC_CONSTANT_MACROS
  56 #  endif
  57 # endif
  58
  59 #ifdef _GLIBCXX_USE_C99_STDINT_TR1
  60
  61 namespace std
  62 {
  63   using ::int8_t;
  64   using ::int16_t;
  65   using ::int32_t;
  66   using ::int64_t;
  67
  68   using ::int_fast8_t;
  69   using ::int_fast16_t;
  70   using ::int_fast32_t;
  71   using ::int_fast64_t;
  72
  73   using ::int_least8_t;
  74   using ::int_least16_t;
  75   using ::int_least32_t;
  76   using ::int_least64_t;
  77
  78   using ::intmax_t;
  79   using ::intptr_t;
  80
  81   using ::uint8_t;
  82   using ::uint16_t;
  83   using ::uint32_t;
  84   using ::uint64_t;
  85
  86   using ::uint_fast8_t;
  87   using ::uint_fast16_t;
  88   using ::uint_fast32_t;
  89   using ::uint_fast64_t;
  90
  91   using ::uint_least8_t;
  92   using ::uint_least16_t;
  93   using ::uint_least32_t;
  94   using ::uint_least64_t;
  95
  96   using ::uintmax_t;
  97   using ::uintptr_t;
  98 } // namespace
  99
 100 #endif // _GLIBCXX_USE_C99_STDINT_TR1
 101
 102 #else
 103
 104 # if _GLIBCXX_HAVE_STDINT_H
 105 #  include_next <stdint.h>
 106 # endif
 107
 108 #endif // C++11
 109
 110 #endif // _GLIBCXX_STDINT_H