- added implementation of stdc++ for haiku

- this differs slightly from the one that lives in buildtools/gcc as it
  has been "ported" to the newer libio that haiku uses as part of its own
  libroot


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@9906 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/cpp/std/mask_array.h

@@ -0,0 +1,154 @@
+// The template and inlines for the -*- C++ -*- mask_array class.
+
+// Copyright (C) 1997-1999 Cygnus Solutions
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING.  If not, write to the Free
+// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+// Written by Gabriel Dos Reis <[email protected]>
+
+#ifndef __MASK_ARRAY__
+#define __MASK_ARRAY__
+
+extern "C++" {
+
+template <class _T> class mask_array
+{ 
+public:
+    typedef _T value_type;
+    
+    void operator=  (const valarray<_T>&) const;
+    void operator*= (const valarray<_T>&) const;
+    void operator/= (const valarray<_T>&) const;
+    void operator%= (const valarray<_T>&) const;
+    void operator+= (const valarray<_T>&) const; 
+    void operator-= (const valarray<_T>&) const;
+    void operator^= (const valarray<_T>&) const;  
+    void operator&= (const valarray<_T>&) const;
+    void operator|= (const valarray<_T>&) const;
+    void operator<<=(const valarray<_T>&) const;  
+    void operator>>=(const valarray<_T>&) const; 
+    void operator= (const _T&);
+    
+    template<class _Dom>
+    void operator=  (const _Expr<_Dom,_T>&) const;
+    template<class _Dom>
+    void operator*= (const _Expr<_Dom,_T>&) const;
+    template<class _Dom>
+    void operator/= (const _Expr<_Dom,_T>&) const;
+    template<class _Dom>
+    void operator%= (const _Expr<_Dom,_T>&) const;
+    template<class _Dom>
+    void operator+= (const _Expr<_Dom,_T>&) const;
+    template<class _Dom>
+    void operator-= (const _Expr<_Dom,_T>&) const;
+    template<class _Dom>
+    void operator^= (const _Expr<_Dom,_T>&) const;
+    template<class _Dom>
+    void operator&= (const _Expr<_Dom,_T>&) const;
+    template<class _Dom>
+    void operator|= (const _Expr<_Dom,_T>&) const;
+    template<class _Dom>
+    void operator<<=(const _Expr<_Dom,_T>&) const;
+    template<class _Dom>
+    void operator>>=(const _Expr<_Dom,_T>&) const; 
+    
+private:
+    mask_array (_Array<_T>, size_t, _Array<bool>);
+    friend class valarray<_T>;
+    
+    const size_t       _M_sz;
+    const _Array<bool> _M_mask;
+    const _Array<_T>   _M_array;
+    
+    mask_array (const mask_array&);
+    
+    // not implemented
+    mask_array ();
+    mask_array& operator= (const mask_array&);
+};
+
+template<typename _Tp>
+inline mask_array<_Tp>::mask_array (const mask_array<_Tp>& a)
+        : _M_sz (a._M_sz), _M_mask (a._M_mask), _M_array (a._M_array) {}
+
+template<typename _T>
+inline 
+mask_array<_T>::mask_array (_Array<_T> __a, size_t __s, _Array<bool> __m)
+        : _M_sz (__s), _M_mask (__m), _M_array (__a) {}
+
+template<typename _T>
+inline void
+mask_array<_T>::operator= (const _T& __t)
+{ __valarray_fill (_M_array, _M_sz, _M_mask, __t); }
+    
+template<typename _T>
+inline void
+mask_array<_T>::operator= (const valarray<_T>& __v) const
+{ __valarray_copy (_Array<_T> (__v), __v.size (), _M_array, _M_mask); }
+
+template<typename _T>
+template<class E>
+inline void
+mask_array<_T>::operator= (const _Expr<E, _T>& __e) const
+{ __valarray_copy (__e, __e.size (), _M_array, _M_mask); }
+
+#undef _DEFINE_VALARRAY_OPERATOR
+#define _DEFINE_VALARRAY_OPERATOR(op, name)				\
+template<typename _T>							\
+inline void								\
+mask_array<_T>::operator##op##= (const valarray<_T>& __v) const		\
+{									\
+  _Array_augmented_##name (_M_array, _M_mask, 				\
+                           _Array<_T> (__v), __v.size ());		\
+}									\
+									\
+template<typename _T> template<class E>					\
+inline void								\
+mask_array<_T>::operator##op##= (const _Expr<E, _T>& __e) const		\
+{									\
+  _Array_augmented_##name (_M_array, _M_mask, __e, __e.size ());	\
+}
+
+_DEFINE_VALARRAY_OPERATOR(*, multiplies)
+_DEFINE_VALARRAY_OPERATOR(/, divides)
+_DEFINE_VALARRAY_OPERATOR(%, modulus)
+_DEFINE_VALARRAY_OPERATOR(+, plus)
+_DEFINE_VALARRAY_OPERATOR(-, minus)
+_DEFINE_VALARRAY_OPERATOR(^, xor)
+_DEFINE_VALARRAY_OPERATOR(&, and)
+_DEFINE_VALARRAY_OPERATOR(|, or)
+_DEFINE_VALARRAY_OPERATOR(<<, shift_left)
+_DEFINE_VALARRAY_OPERATOR(>>, shift_right)
+
+#undef _DEFINE_VALARRAY_OPERATOR    
+
+} // extern "C++"
+    
+#endif // __MASK_ARRAY__ 
+
+// Local Variables:
+// mode:c++
+// End: