libstdc++-v3/include/c_std/cstdlib

   1 // -*- C++ -*- forwarding header.
   2
   3 // Copyright (C) 1997, 1998, 1999, 2000, 2001 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 2, 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 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING.  If not, write to the Free
  18 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19 // USA.
  20
  21 // As a special exception, you may use this file as part of a free software
  22 // library without restriction.  Specifically, if other files instantiate
  23 // templates or use macros or inline functions from this file, or you compile
  24 // this file and link it with other files to produce an executable, this
  25 // file does not by itself cause the resulting executable to be covered by
  26 // the GNU General Public License.  This exception does not however
  27 // invalidate any other reasons why the executable file might be covered by
  28 // the GNU General Public License.
  29
  30 //
  31 // ISO C++ 14882: 20.4.6  C library
  32 //
  33
  34 #ifndef _CPP_CSTDLIB
  35 #define _CPP_CSTDLIB 1
  36
  37 #include <bits/c++config.h>
  38 #include <cstddef>
  39
  40 #pragma GCC system_header
  41 #include <stdlib.h>
  42
  43 // Get rid of those macros defined in <stdlib.h> in lieu of real functions.
  44 #undef abort
  45 #undef abs
  46 #undef atexit
  47 #undef atof
  48 #undef atoi
  49 #undef atol
  50 #undef bsearch
  51 #undef calloc
  52 #undef div
  53 #undef exit
  54 #undef free
  55 #undef getenv
  56 #undef labs
  57 #undef ldiv
  58 #undef malloc
  59 #undef mblen
  60 #undef mbstowcs
  61 #undef mbtowc
  62 #undef qsort
  63 #undef rand
  64 #undef realloc
  65 #undef srand
  66 #undef strtod
  67 #undef strtol
  68 #undef strtoul
  69 #undef system
  70 #undef wcstombs
  71 #undef wctomb
  72
  73 namespace std
  74 {
  75   using ::div_t;
  76   using ::ldiv_t;
  77
  78   using ::abort;
  79   using ::abs;
  80   using ::atexit;
  81   using ::atof;
  82   using ::atoi;
  83   using ::atol;
  84   using ::bsearch;
  85   using ::calloc;
  86   using ::div;
  87   using ::exit;
  88   using ::free;
  89   using ::getenv;
  90   using ::labs;
  91   using ::ldiv;
  92   using ::malloc;
  93   using ::mblen;
  94   using ::mbstowcs;
  95   using ::mbtowc;
  96   using ::qsort;
  97   using ::rand;
  98   using ::realloc;
  99   using ::srand;
 100   using ::strtod;
 101   using ::strtol;
 102   using ::strtoul;
 103   using ::system;
 104   using ::wcstombs;
 105   using ::wctomb;
 106
 107   inline long
 108   abs(long __i) { return labs(__i); }
 109
 110   inline ldiv_t
 111   div(long __i, long __j) { return ldiv(__i, __j); }
 112 }
 113
 114 #if _GLIBCPP_USE_C99
 115
 116 #undef _Exit
 117 #undef llabs
 118 #undef lldiv
 119 #undef atoll
 120 #undef strtoll
 121 #undef strtoull
 122 #undef strtof
 123 #undef strtold
 124
 125 namespace __gnu_cxx
 126 {
 127   using ::lldiv_t;
 128   using ::_Exit;
 129
 130   inline long long
 131   abs(long long __x) { return __x >= 0 ? __x : -__x; }
 132
 133   inline long long
 134   llabs(long long __x) { return __x >= 0 ? __x : -__x; }
 135
 136   inline lldiv_t
 137   div(long long __n, long long __d)
 138   { lldiv_t __q; __q.quot = __n / __d; __q.rem = __n % __d; return __q; }
 139
 140   inline lldiv_t
 141   lldiv(long long __n, long long __d)
 142   { lldiv_t __q; __q.quot = __n / __d; __q.rem = __n % __d; return __q; }
 143
 144   using ::atoll;
 145   using ::strtof;
 146   using ::strtoll;
 147   using ::strtoull;
 148   using ::strtold;
 149 }
 150
 151 namespace std
 152 {
 153   using __gnu_cxx::lldiv_t;
 154   using __gnu_cxx::_Exit;
 155   using __gnu_cxx::abs;
 156   using __gnu_cxx::llabs;
 157   using __gnu_cxx::div;
 158   using __gnu_cxx::lldiv;
 159   using __gnu_cxx::atoll;
 160   using __gnu_cxx::strtof;
 161   using __gnu_cxx::strtoll;
 162   using __gnu_cxx::strtoull;
 163   using __gnu_cxx::strtold;
 164 }
 165 #endif
 166
 167 #endif