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  1. // -*- C++ -*- header wrapper.
  2.  
  3. // Copyright (C) 1997-1999, 2000 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. #ifndef  _INCLUDED_CPP_MATH_H_
  32. # define _INCLUDED_CPP_MATH_H_ 1
  33.  
  34. # ifdef _IN_C_LEGACY_  /* sub-included by a C header */
  35.       // get out of the "legacy"
  36.     } // close extern "C"
  37.   }   // close namespace _C_legacy::
  38. #  undef _IN_C_LEGACY_
  39. #  define _MATH_NEED_C_LEGACY_
  40. # endif
  41.  
  42. # include <cmath>
  43.  
  44.   // Expose global C names, including non-standard ones, but shadow
  45.   // some names and types with the std:: C++ version.
  46.   using std::abs;
  47.   using std::acos;
  48.   using std::asin;
  49.   using std::atan;
  50.   using std::atan2;
  51.   using std::cos;
  52.   using std::sin;
  53.   using std::tan;
  54.   using std::cosh;
  55.   using std::sinh;
  56.   using std::tanh;
  57.   using std::exp;
  58.   using std::frexp;
  59.   using std::ldexp;
  60.   using std::log;
  61.   using std::log10;
  62.   using std::modf;
  63.   using std::pow;
  64.   using std::sqrt;
  65.   using std::ceil;
  66.   using std::fabs;
  67.   using std::floor;
  68.   using std::fmod;
  69.  
  70.   // From ISO/IEC 9899:1999
  71.   using std::absf;
  72.   using std::acosf;
  73.   using std::asinf;
  74.   using std::atanf;
  75.   using std::atan2f;
  76.   using std::cosf;
  77.   using std::sinf;
  78.   using std::tanf;
  79.   using std::coshf;
  80.   using std::sinhf;
  81.   using std::tanhf;
  82.   using std::expf;
  83.   using std::frexpf;
  84.   using std::ldexpf;
  85.   using std::logf;
  86.   using std::log10f;
  87.   using std::modff;
  88.   using std::powf;
  89.   using std::sqrtf;
  90.   using std::ceilf;
  91.   using std::fabsf;
  92.   using std::floorf;
  93.   using std::fmodf;
  94.  
  95.   // From ISO/IEC 9899:1999
  96.   using std::absl;
  97.   using std::acosl;
  98.   using std::asinl;
  99.   using std::atanl;
  100.   using std::atan2l;
  101.   using std::cosl;
  102.   using std::sinl;
  103.   using std::tanl;
  104.   using std::coshl;
  105.   using std::sinhl;
  106.   using std::tanhl;
  107.   using std::expl;
  108.   using std::frexpl;
  109.   using std::ldexpl;
  110.   using std::logl;
  111.   using std::log10l;
  112.   using std::modfl;
  113.   using std::powl;
  114.   using std::sqrtl;
  115.   using std::ceill;
  116.   using std::fabsl;
  117.   using std::floorl;
  118.   using std::fmodl;
  119.  
  120. # ifdef _MATH_NEED_C_LEGACY_
  121.   // dive back into the "swamp"
  122.   namespace _C_legacy {
  123.     extern "C" {
  124. #  define _IN_C_LEGACY_
  125. #  undef _MATH_NEED_C_LEGACY_
  126. # endif /* _MATH_NEED_C_LEGACY_ */
  127. #endif /* _INCLUDED_CPP_MATH_H_ */
  128.  
  129.  
  130.  
  131.  
  132.