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      1 // <cstdint> -*- C++ -*-
      2 
      3 // Copyright (C) 2007-2024 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 include/cstdint
     26  *  This is a Standard C++ Library header.
     27  */
     28 
     29 #ifndef _GLIBCXX_CSTDINT
     30 #define _GLIBCXX_CSTDINT 1
     31 
     32 #pragma GCC system_header
     33 
     34 #if __cplusplus < 201103L
     35 # include <bits/c++0x_warning.h>
     36 #else
     37 
     38 #include <bits/c++config.h>
     39 
     40 #if ! _GLIBCXX_HOSTED && __has_include(<stdint-gcc.h>)
     41 // For --disable-hosted-libstdcxx we want GCC's own stdint-gcc.h header
     42 // even when -ffreestanding isn't used.
     43 # include <stdint-gcc.h>
     44 #elif __has_include(<stdint.h>)
     45 # include <stdint.h>
     46 #endif
     47 
     48 namespace std
     49 {
     50 #ifdef _GLIBCXX_USE_C99_STDINT
     51   using ::int8_t;
     52   using ::int16_t;
     53   using ::int32_t;
     54   using ::int64_t;
     55 
     56   using ::int_fast8_t;
     57   using ::int_fast16_t;
     58   using ::int_fast32_t;
     59   using ::int_fast64_t;
     60 
     61   using ::int_least8_t;
     62   using ::int_least16_t;
     63   using ::int_least32_t;
     64   using ::int_least64_t;
     65 
     66   using ::intmax_t;
     67   using ::intptr_t;
     68   
     69   using ::uint8_t;
     70   using ::uint16_t;
     71   using ::uint32_t;
     72   using ::uint64_t;
     73 
     74   using ::uint_fast8_t;
     75   using ::uint_fast16_t;
     76   using ::uint_fast32_t;
     77   using ::uint_fast64_t;
     78 
     79   using ::uint_least8_t;
     80   using ::uint_least16_t;
     81   using ::uint_least32_t;
     82   using ::uint_least64_t;
     83 
     84   using ::uintmax_t;
     85   using ::uintptr_t;
     86 #else // !_GLIBCXX_USE_C99_STDINT
     87 
     88   using intmax_t = __INTMAX_TYPE__;
     89   using uintmax_t = __UINTMAX_TYPE__;
     90 
     91 #ifdef __INT8_TYPE__
     92   using int8_t = __INT8_TYPE__;
     93 #endif
     94 #ifdef __INT16_TYPE__
     95   using int16_t = __INT16_TYPE__;
     96 #endif
     97 #ifdef __INT32_TYPE__
     98   using int32_t = __INT32_TYPE__;
     99 #endif
    100 #ifdef __INT64_TYPE__
    101   using int64_t = __INT64_TYPE__;
    102 #endif
    103 
    104   using int_least8_t = __INT_LEAST8_TYPE__;
    105   using int_least16_t = __INT_LEAST16_TYPE__;
    106   using int_least32_t = __INT_LEAST32_TYPE__;
    107   using int_least64_t = __INT_LEAST64_TYPE__;
    108   using int_fast8_t = __INT_FAST8_TYPE__;
    109   using int_fast16_t = __INT_FAST16_TYPE__;
    110   using int_fast32_t = __INT_FAST32_TYPE__;
    111   using int_fast64_t = __INT_FAST64_TYPE__;
    112 
    113 #ifdef __INTPTR_TYPE__
    114   using intptr_t = __INTPTR_TYPE__;
    115 #endif
    116 
    117 #ifdef __UINT8_TYPE__
    118   using uint8_t = __UINT8_TYPE__;
    119 #endif
    120 #ifdef __UINT16_TYPE__
    121   using uint16_t = __UINT16_TYPE__;
    122 #endif
    123 #ifdef __UINT32_TYPE__
    124   using uint32_t = __UINT32_TYPE__;
    125 #endif
    126 #ifdef __UINT64_TYPE__
    127   using uint64_t = __UINT64_TYPE__;
    128 #endif
    129   using uint_least8_t = __UINT_LEAST8_TYPE__;
    130   using uint_least16_t = __UINT_LEAST16_TYPE__;
    131   using uint_least32_t = __UINT_LEAST32_TYPE__;
    132   using uint_least64_t = __UINT_LEAST64_TYPE__;
    133   using uint_fast8_t = __UINT_FAST8_TYPE__;
    134   using uint_fast16_t = __UINT_FAST16_TYPE__;
    135   using uint_fast32_t = __UINT_FAST32_TYPE__;
    136   using uint_fast64_t = __UINT_FAST64_TYPE__;
    137 #ifdef __UINTPTR_TYPE__
    138   using uintptr_t = __UINTPTR_TYPE__;
    139 #endif
    140 
    141 #endif // _GLIBCXX_USE_C99_STDINT
    142 } // namespace std
    143 
    144 #endif // C++11
    145 
    146 #endif // _GLIBCXX_CSTDINT
    147