diff options
Diffstat (limited to 'stlport/stl/_iostream_string.h')
-rw-r--r-- | stlport/stl/_iostream_string.h | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/stlport/stl/_iostream_string.h b/stlport/stl/_iostream_string.h deleted file mode 100644 index 87656a4..0000000 --- a/stlport/stl/_iostream_string.h +++ /dev/null @@ -1,140 +0,0 @@ -/* - * Copyright (c) 2004 - * Francois Dumont - * - * This material is provided "as is", with absolutely no warranty expressed - * or implied. Any use is at your own risk. - * - * Permission to use or copy this software for any purpose is hereby granted - * without fee, provided the above notices are retained on all copies. - * Permission to modify the code and to distribute modified code is granted, - * provided the above notices are retained, and a notice that the code was - * modified is included with the above copyright notice. - * - */ - - /* - * This is an internal string for the STLport own iostream implementation. - * The only diference rely on the allocator used to instanciate the basic_string. - * Its goals is to improve performance limitating the number of dynamic allocation - * that could occur when requesting a big float ouput for instance. This allocator - * is not standard conformant as it has an internal state (the static buffer) - */ - - -#ifndef _STLP_INTERNAL_IOSTREAM_STRING_H -#define _STLP_INTERNAL_IOSTREAM_STRING_H - -#ifndef _STLP_INTERNAL_ALLOC_H -# include <stl/_alloc.h> -#endif /* _STLP_INTERNAL_ALLOC_H */ - -#ifndef _STLP_INTERNAL_STRING_H -# include <stl/_string.h> -#endif /* _STLP_INTERNAL_STRING_H */ - -_STLP_BEGIN_NAMESPACE - -_STLP_MOVE_TO_PRIV_NAMESPACE - -template <class _CharT> -class __iostring_allocator : public allocator<_CharT> { -public: - enum { _STR_SIZE = 256 }; - -private: - enum { _BUF_SIZE = _STR_SIZE + 1 }; - typedef allocator<_CharT> _Base; - _CharT _M_static_buf[_BUF_SIZE]; - -public: - typedef typename _Base::size_type size_type; - typedef typename _Base::pointer pointer; -#if defined (_STLP_MEMBER_TEMPLATE_CLASSES) - template <class _Tp1> struct rebind { -# if !defined (_STLP_MSVC) || (_STLP_MSVC >= 1300) - typedef __iostring_allocator<_Tp1> other; -# else - typedef _STLP_PRIV __iostring_allocator<_Tp1> other; -# endif - }; -#endif - - _CharT* allocate(size_type __n, const void* __ptr = 0) { - if (__n > _BUF_SIZE) { - return _Base::allocate(__n, __ptr); - } - return _M_static_buf; - } - void deallocate(pointer __p, size_type __n) { - if (__p != _M_static_buf) _Base::deallocate(__p, __n); - } -}; - -#if defined (_STLP_DONT_SUPPORT_REBIND_MEMBER_TEMPLATE) || !defined (_STLP_MEMBER_TEMPLATES) -/* - * As the __iostring_allocator allocator will only be used in the basic_string implementation - * we known that it is never going to be bound to another type that the one used to instantiate - * the basic_string. This is why the associated __stl_alloc_rebind has only one template - * parameter. - */ -_STLP_MOVE_TO_STD_NAMESPACE - -template <class _Tp> -inline _STLP_PRIV __iostring_allocator<_Tp>& _STLP_CALL -__stl_alloc_rebind(_STLP_PRIV __iostring_allocator<_Tp>& __a, const _Tp*) -{ return __a; } -template <class _Tp> -inline _STLP_PRIV __iostring_allocator<_Tp> _STLP_CALL -__stl_alloc_create(const _STLP_PRIV __iostring_allocator<_Tp>&, const _Tp*) -{ return _STLP_PRIV __iostring_allocator<_Tp>(); } - -_STLP_MOVE_TO_PRIV_NAMESPACE -#endif /* _STLP_DONT_SUPPORT_REBIND_MEMBER_TEMPLATE */ - -#if !defined (_STLP_DEBUG) -template <class _CharT> -struct __basic_iostring : public basic_string<_CharT, char_traits<_CharT>, __iostring_allocator<_CharT> > { - /* - * A consequence of the non standard conformant allocator is that a string using it - * must always be presized to the allocator static buffer size because the basic_string implementation - * do not manage an allocator returning always the same memory adress as long as the - * requested memory block size is under a certain value. - */ - typedef __basic_iostring<_CharT> _Self; - typedef basic_string<_CharT, char_traits<_CharT>, __iostring_allocator<_CharT> > _Base; - typedef typename _Base::_Reserve_t _Reserve_t; - - __basic_iostring() : _Base(_Reserve_t(), __iostring_allocator<_CharT>::_STR_SIZE) - {} - - _Self& operator=(const _CharT* __s) { - _Base::operator=(__s); - return *this; - } -}; - -typedef __basic_iostring<char> __iostring; - -# if !defined (_STLP_NO_WCHAR_T) -typedef __basic_iostring<wchar_t> __iowstring; -# endif - -# define _STLP_BASIC_IOSTRING(_CharT) _STLP_PRIV __basic_iostring<_CharT> - -#else - -typedef string __iostring; -# if !defined (_STLP_NO_WCHAR_T) -typedef wstring __iowstring; -# endif - -# define _STLP_BASIC_IOSTRING(_CharT) basic_string<_CharT, char_traits<_CharT>, allocator<_CharT> > - -#endif - -_STLP_MOVE_TO_STD_NAMESPACE - -_STLP_END_NAMESPACE - -#endif /* _STLP_INTERNAL_IOSTREAM_STRING_H */ |