williamr@2: /*
williamr@2:  * Copyright (c) 2004
williamr@2:  * Francois Dumont
williamr@2:  *
williamr@2:  * This material is provided "as is", with absolutely no warranty expressed
williamr@2:  * or implied. Any use is at your own risk.
williamr@2:  *
williamr@2:  * Permission to use or copy this software for any purpose is hereby granted
williamr@2:  * without fee, provided the above notices are retained on all copies.
williamr@2:  * Permission to modify the code and to distribute modified code is granted,
williamr@2:  * provided the above notices are retained, and a notice that the code was
williamr@2:  * modified is included with the above copyright notice.
williamr@2:  *
williamr@2:  */
williamr@2: 
williamr@2: //Included from _string.h, no need for macro guarding.
williamr@2: 
williamr@2: _STLP_BEGIN_NAMESPACE
williamr@2: 
williamr@2: #if defined (_STLP_DEBUG)
williamr@2: #  define basic_string _STLP_NON_DBG_NAME(str)
williamr@2: _STLP_MOVE_TO_PRIV_NAMESPACE
williamr@2: #endif
williamr@2: 
williamr@2: #define _STLP_NO_MEM_T_STRING_BASE _STLP_PRIV _STLP_NO_MEM_T_NAME(str)<_CharT, _Traits, _Alloc>
williamr@2: 
williamr@2: template <class _CharT, class _Traits, class _Alloc>
williamr@2: class basic_string : public _STLP_NO_MEM_T_STRING_BASE
williamr@2: #if defined (_STLP_USE_PARTIAL_SPEC_WORKAROUND) && \
williamr@2:     !defined (basic_string)
williamr@2:                    , public __stlport_class<basic_string<_CharT, _Traits, _Alloc> >
williamr@2: #endif
williamr@2: {
williamr@2: protected:                        // Protected members inherited from base.
williamr@2:   typedef basic_string<_CharT, _Traits, _Alloc> _Self;
williamr@2:   typedef _STLP_NO_MEM_T_STRING_BASE _Base;
williamr@2:   typedef typename _Base::_Char_Is_POD _Char_Is_POD;
williamr@2: 
williamr@2: public:
williamr@2: 
williamr@2:   __IMPORT_WITH_REVERSE_ITERATORS(_Base)
williamr@2: 
williamr@2:   typedef typename _Base::_Iterator_category _Iterator_category;
williamr@2:   typedef typename _Base::traits_type traits_type;
williamr@2:   typedef typename _Base::_Reserve_t _Reserve_t;
williamr@2: 
williamr@2: public:                         // Constructor, destructor, assignment.
williamr@2:   explicit basic_string(const allocator_type& __a = allocator_type())
williamr@2:     : _STLP_NO_MEM_T_STRING_BASE(__a) {}
williamr@2: 
williamr@2:   basic_string(_Reserve_t __r, size_t __n,
williamr@2:                const allocator_type& __a = allocator_type())
williamr@2:     : _STLP_NO_MEM_T_STRING_BASE(__r, __n, __a) {}
williamr@2: 
williamr@2:   basic_string(const _Self& __s)
williamr@2:     : _STLP_NO_MEM_T_STRING_BASE(__s) {}
williamr@2: 
williamr@2:   basic_string(const _Self& __s, size_type __pos, size_type __n = npos,
williamr@2:                const allocator_type& __a = allocator_type())
williamr@2:     : _STLP_NO_MEM_T_STRING_BASE(__s, __pos, __n, __a) {}
williamr@2: 
williamr@2:   basic_string(const _CharT* __s, size_type __n,
williamr@2:                const allocator_type& __a = allocator_type())
williamr@2:     : _STLP_NO_MEM_T_STRING_BASE(__s, __n, __a) {}
williamr@2: 
williamr@2:   basic_string(const _CharT* __s,
williamr@2:                const allocator_type& __a = allocator_type())
williamr@2:     : _STLP_NO_MEM_T_STRING_BASE(__s, __a) {}
williamr@2: 
williamr@2:   basic_string(size_type __n, _CharT __c,
williamr@2:                const allocator_type& __a = allocator_type())
williamr@2:     : _STLP_NO_MEM_T_STRING_BASE(__n, __c, __a) {}
williamr@2: 
williamr@2:   basic_string(__move_source<_Self> src)
williamr@2:     : _STLP_NO_MEM_T_STRING_BASE(__move_source<_Base>(src.get())) {}
williamr@2: 
williamr@2:   // Check to see if _InputIterator is an integer type.  If so, then
williamr@2:   // it can't be an iterator.
williamr@2: #if !(defined(__MRC__) || (defined(__SC__) && !defined(__DMC__))) //*ty 04/30/2001 - mpw compilers choke on this ctor
williamr@2:   template <class _InputIterator>
williamr@2:   basic_string(_InputIterator __f, _InputIterator __l,
williamr@2:                const allocator_type & __a _STLP_ALLOCATOR_TYPE_DFL)
williamr@2:     : _STLP_NO_MEM_T_STRING_BASE(_Base::_CalledFromWorkaround_t(), __a) {
williamr@2:     typedef typename _IsIntegral<_InputIterator>::_Ret _Integral;
williamr@2:     _M_initialize_dispatch(__f, __l, _Integral());
williamr@2:   }
williamr@2: #  if defined (_STLP_NEEDS_EXTRA_TEMPLATE_CONSTRUCTORS)
williamr@2:   template <class _InputIterator>
williamr@2:   basic_string(_InputIterator __f, _InputIterator __l)
williamr@2:     : _STLP_NO_MEM_T_STRING_BASE(_Base::_CalledFromWorkaround_t(), allocator_type()) {
williamr@2:     typedef typename _IsIntegral<_InputIterator>::_Ret _Integral;
williamr@2:     _M_initialize_dispatch(__f, __l, _Integral());
williamr@2:   }
williamr@2: #  endif
williamr@2: #endif /* !__MRC__ || (__SC__ && !__DMC__) */
williamr@2: 
williamr@2:   _Self& operator=(const _Self& __s) {
williamr@2:     _Base::operator=(__s);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& operator=(const _CharT* __s) {
williamr@2:     _Base::operator=(__s);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& operator=(_CharT __c) {
williamr@2:     _Base::operator=(__c);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2: private:
williamr@2:   template <class _InputIter>
williamr@2:   void _M_range_initialize(_InputIter __f, _InputIter __l,
williamr@2:                            const input_iterator_tag &__tag) {
williamr@2:     this->_M_allocate_block();
williamr@2:     this->_M_construct_null(this->_M_Finish());
williamr@2:     _STLP_TRY {
williamr@2:       _M_appendT(__f, __l, __tag);
williamr@2:     }
williamr@2:     _STLP_UNWIND(this->_M_destroy_range())
williamr@2:   }
williamr@2: 
williamr@2:   template <class _ForwardIter>
williamr@2:   void _M_range_initialize(_ForwardIter __f, _ForwardIter __l,
williamr@2:                            const forward_iterator_tag &) {
williamr@2:     difference_type __n = distance(__f, __l);
williamr@2:     this->_M_allocate_block(__n + 1);
williamr@2: #if defined (_STLP_USE_SHORT_STRING_OPTIM)
williamr@2:     if (this->_M_using_static_buf()) {
williamr@2:       _M_copyT(__f, __l, this->_M_Start());
williamr@2:       this->_M_finish = this->_M_Start() + __n;
williamr@2:     }
williamr@2:     else
williamr@2: #endif /* _STLP_USE_SHORT_STRING_OPTIM */
williamr@2:     this->_M_finish = uninitialized_copy(__f, __l, this->_M_Start());
williamr@2:     this->_M_terminate_string();
williamr@2:   }
williamr@2: 
williamr@2:   template <class _InputIter>
williamr@2:   void _M_range_initializeT(_InputIter __f, _InputIter __l) {
williamr@2:     _M_range_initialize(__f, __l, _STLP_ITERATOR_CATEGORY(__f, _InputIter));
williamr@2:   }
williamr@2: 
williamr@2:   template <class _Integer>
williamr@2:   void _M_initialize_dispatch(_Integer __n, _Integer __x, const __true_type& /*_Integral*/) {
williamr@2:     this->_M_allocate_block(__n + 1);
williamr@2: #if defined (_STLP_USE_SHORT_STRING_OPTIM)
williamr@2:     if (this->_M_using_static_buf()) {
williamr@2:       _Traits::assign(this->_M_Start(), __n, __x);
williamr@2:       this->_M_finish = this->_M_Start() + __n;
williamr@2:     }
williamr@2:     else
williamr@2: #endif /* _STLP_USE_SHORT_STRING_OPTIM */
williamr@2:     this->_M_finish = uninitialized_fill_n(this->_M_Start(), __n, __x);
williamr@2:     this->_M_terminate_string();
williamr@2:   }
williamr@2: 
williamr@2:   template <class _InputIter>
williamr@2:   void _M_initialize_dispatch(_InputIter __f, _InputIter __l, const __false_type& /*_Integral*/) {
williamr@2:     _M_range_initializeT(__f, __l);
williamr@2:   }
williamr@2: 
williamr@2: public:                         // Append, operator+=, push_back.
williamr@2:   _Self& operator+=(const _Self& __s) {
williamr@2:     _Base::operator+=(__s);
williamr@2:     return *this;
williamr@2:   }
williamr@2:   _Self& operator+=(const _CharT* __s) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__s)
williamr@2:     _Base::operator+=(__s);
williamr@2:     return *this;
williamr@2:   }
williamr@2:   _Self& operator+=(_CharT __c) {
williamr@2:     _Base::operator+=(__c);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& append(const _Self& __s) {
williamr@2:     _Base::append(__s);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& append(const _Self& __s,
williamr@2:                 size_type __pos, size_type __n) {
williamr@2:     _Base::append(__s, __pos, __n);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& append(const _CharT* __s, size_type __n) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__s)
williamr@2:     _Base::append(__s, __n);
williamr@2:     return *this;
williamr@2:   }
williamr@2:   _Self& append(const _CharT* __s) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__s)
williamr@2:     _Base::append(__s);
williamr@2:     return *this;
williamr@2:   }
williamr@2:   _Self& append(size_type __n, _CharT __c) {
williamr@2:     _Base::append(__n, __c);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   // Check to see if _InputIterator is an integer type.  If so, then
williamr@2:   // it can't be an iterator.
williamr@2:   template <class _InputIter>
williamr@2:   _Self& append(_InputIter __first, _InputIter __last) {
williamr@2:     typedef typename _IsIntegral<_InputIter>::_Ret _Integral;
williamr@2:     return _M_append_dispatch(__first, __last, _Integral());
williamr@2:   }
williamr@2: 
williamr@2: #if !defined (_STLP_NO_METHOD_SPECIALIZATION) && !defined (_STLP_NO_EXTENSIONS)
williamr@2:   //See equivalent assign method remark.
williamr@2:   _Self& append(const _CharT* __f, const _CharT* __l) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__f)_STLP_FIX_LITERAL_BUG(__l)
williamr@2:     _Base::append(__f, __l);
williamr@2:     return *this;
williamr@2:   }
williamr@2: #endif
williamr@2: 
williamr@2: private:                        // Helper functions for append.
williamr@2: 
williamr@2:   template <class _InputIter>
williamr@2:   _Self& _M_appendT(_InputIter __first, _InputIter __last,
williamr@2:                    const input_iterator_tag &) {
williamr@2:     for ( ; __first != __last ; ++__first)
williamr@2:       _Base::push_back(*__first);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   template <class _ForwardIter>
williamr@2:   _Self& _M_appendT(_ForwardIter __first, _ForwardIter __last,
williamr@2:                     const forward_iterator_tag &)  {
williamr@2:     if (__first != __last) {
williamr@2:       const size_type __old_size = this->size();
williamr@2:       difference_type __n = distance(__first, __last);
williamr@2:       if (__STATIC_CAST(size_type,__n) > max_size() || __old_size > max_size() - __STATIC_CAST(size_type,__n))
williamr@2:         this->_M_throw_length_error();
williamr@2:       if (__old_size + __n > capacity()) {
williamr@2:         const size_type __len = __old_size +
williamr@2:           (max)(__old_size, __STATIC_CAST(size_type,__n)) + 1;
williamr@2:         pointer __new_start = this->_M_end_of_storage.allocate(__len);
williamr@2:         pointer __new_finish = __new_start;
williamr@2:         _STLP_TRY {
williamr@2:           __new_finish = uninitialized_copy(this->_M_Start(), this->_M_Finish(), __new_start);
williamr@2:           __new_finish = uninitialized_copy(__first, __last, __new_finish);
williamr@2:           _M_construct_null(__new_finish);
williamr@2:         }
williamr@2:         _STLP_UNWIND((_STLP_STD::_Destroy_Range(__new_start,__new_finish),
williamr@2:           this->_M_end_of_storage.deallocate(__new_start,__len)))
williamr@2:           this->_M_destroy_range();
williamr@2:         this->_M_deallocate_block();
williamr@2:         this->_M_reset(__new_start, __new_finish, __new_start + __len);
williamr@2:       }
williamr@2:       else {
williamr@2:         _ForwardIter __f1 = __first;
williamr@2:         ++__f1;
williamr@2: #if defined (_STLP_USE_SHORT_STRING_OPTIM)
williamr@2:         if (this->_M_using_static_buf())
williamr@2:           _M_copyT(__f1, __last, this->_M_Finish() + 1);
williamr@2:         else
williamr@2: #endif /* _STLP_USE_SHORT_STRING_OPTIM */
williamr@2:           uninitialized_copy(__f1, __last, this->_M_Finish() + 1);
williamr@2:         _STLP_TRY {
williamr@2:           this->_M_construct_null(this->_M_Finish() + __n);
williamr@2:         }
williamr@2:         _STLP_UNWIND(this->_M_destroy_ptr_range(this->_M_Finish() + 1, this->_M_Finish() + __n))
williamr@2:         _Traits::assign(*this->_M_finish, *__first);
williamr@2:         this->_M_finish += __n;
williamr@2:       }
williamr@2:     }
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   template <class _Integer>
williamr@2:   _Self& _M_append_dispatch(_Integer __n, _Integer __x, const __true_type& /*Integral*/) {
williamr@2:     return append((size_type) __n, (_CharT) __x);
williamr@2:   }
williamr@2: 
williamr@2:   template <class _InputIter>
williamr@2:   _Self& _M_append_dispatch(_InputIter __f, _InputIter __l, const __false_type& /*Integral*/) {
williamr@2:     return _M_appendT(__f, __l, _STLP_ITERATOR_CATEGORY(__f, _InputIter));
williamr@2:   }
williamr@2: 
williamr@2: public:                         // Assign
williamr@2: 
williamr@2:   _Self& assign(const _Self& __s) {
williamr@2:     _Base::assign(__s);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& assign(const _Self& __s,
williamr@2:                 size_type __pos, size_type __n) {
williamr@2:     _Base::assign(__s, __pos, __n);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& assign(const _CharT* __s, size_type __n) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__s)
williamr@2:     _Base::assign(__s, __n);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& assign(const _CharT* __s) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__s)
williamr@2:     _Base::assign(__s);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& assign(size_type __n, _CharT __c) {
williamr@2:     _Base::assign(__n, __c);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2: private:                        // Helper functions for assign.
williamr@2: 
williamr@2:   template <class _Integer>
williamr@2:   _Self& _M_assign_dispatch(_Integer __n, _Integer __x, const __true_type& /*_Integral*/) {
williamr@2:     return assign((size_type) __n, (_CharT) __x);
williamr@2:   }
williamr@2: 
williamr@2:   template <class _InputIter>
williamr@2:   _Self& _M_assign_dispatch(_InputIter __f, _InputIter __l, const __false_type& /*_Integral*/)  {
williamr@2:     pointer __cur = this->_M_Start();
williamr@2:     while (__f != __l && __cur != this->_M_Finish()) {
williamr@2:       _Traits::assign(*__cur, *__f);
williamr@2:       ++__f;
williamr@2:       ++__cur;
williamr@2:     }
williamr@2:     if (__f == __l)
williamr@2:       _Base::erase(__cur, this->_M_Finish());
williamr@2:     else
williamr@2:       _M_appendT(__f, __l, _STLP_ITERATOR_CATEGORY(__f, _InputIter));
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2: public:
williamr@2:   // Check to see if _InputIterator is an integer type.  If so, then
williamr@2:   // it can't be an iterator.
williamr@2:   template <class _InputIter>
williamr@2:   _Self& assign(_InputIter __first, _InputIter __last) {
williamr@2:     typedef typename _IsIntegral<_InputIter>::_Ret _Integral;
williamr@2:     return _M_assign_dispatch(__first, __last, _Integral());
williamr@2:   }
williamr@2: 
williamr@2: #if !defined (_STLP_NO_METHOD_SPECIALIZATION) && !defined (_STLP_NO_EXTENSIONS)
williamr@2:   /* This method is not part of the standard and is a specialization of the
williamr@2:    * template method assign. It is only granted for convenience to call assign
williamr@2:    * with mixed parameters iterator and const_iterator.
williamr@2:    */
williamr@2:   _Self& assign(const _CharT* __f, const _CharT* __l) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__f)_STLP_FIX_LITERAL_BUG(__l)
williamr@2:     _Base::assign(__f, __l);
williamr@2:     return *this;
williamr@2:   }
williamr@2: #endif
williamr@2: 
williamr@2: public:                         // Insert
williamr@2: 
williamr@2:   _Self& insert(size_type __pos, const _Self& __s) {
williamr@2:     _Base::insert(__pos, __s);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& insert(size_type __pos, const _Self& __s,
williamr@2:                 size_type __beg, size_type __n) {
williamr@2:     _Base::insert(__pos, __s, __beg, __n);
williamr@2:     return *this;
williamr@2:   }
williamr@2:   _Self& insert(size_type __pos, const _CharT* __s, size_type __n) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__s)
williamr@2:     _Base::insert(__pos, __s, __n);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& insert(size_type __pos, const _CharT* __s) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__s)
williamr@2:     _Base::insert(__pos, __s);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& insert(size_type __pos, size_type __n, _CharT __c) {
williamr@2:     _Base::insert(__pos, __n, __c);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   iterator insert(iterator __p, _CharT __c) {
williamr@2:     return _Base::insert(__p, __c);
williamr@2:   }
williamr@2: 
williamr@2:   void insert(iterator __p, size_t __n, _CharT __c) {
williamr@2:     _Base::insert(__p, __n, __c);
williamr@2:   }
williamr@2: 
williamr@2:   // Check to see if _InputIterator is an integer type.  If so, then
williamr@2:   // it can't be an iterator.
williamr@2:   template <class _InputIter>
williamr@2:   void insert(iterator __p, _InputIter __first, _InputIter __last) {
williamr@2:     typedef typename _IsIntegral<_InputIter>::_Ret _Integral;
williamr@2:     _M_insert_dispatch(__p, __first, __last, _Integral());
williamr@2:   }
williamr@2: 
williamr@2: private:  // Helper functions for insert.
williamr@2: 
williamr@2:   void _M_insert(iterator __p, const _CharT* __f, const _CharT* __l, bool __self_ref) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__f)_STLP_FIX_LITERAL_BUG(__l)
williamr@2:     _Base::_M_insert(__p, __f, __l, __self_ref);
williamr@2:   }
williamr@2: 
williamr@2:   template <class _ForwardIter>
williamr@2:   void _M_insert_overflow(iterator __position, _ForwardIter __first, _ForwardIter __last,
williamr@2:                           difference_type __n) {
williamr@2:     const size_type __old_size = this->size();
williamr@2:     const size_type __len = __old_size + (max)(__old_size, __STATIC_CAST(size_type,__n)) + 1;
williamr@2:     pointer __new_start = this->_M_end_of_storage.allocate(__len);
williamr@2:     pointer __new_finish = __new_start;
williamr@2:     _STLP_TRY {
williamr@2:       __new_finish = uninitialized_copy(this->_M_Start(), __position, __new_start);
williamr@2:       __new_finish = uninitialized_copy(__first, __last, __new_finish);
williamr@2:       __new_finish = uninitialized_copy(__position, this->_M_Finish(), __new_finish);
williamr@2:       this->_M_construct_null(__new_finish);
williamr@2:     }
williamr@2:     _STLP_UNWIND((_STLP_STD::_Destroy_Range(__new_start,__new_finish),
williamr@2:                   this->_M_end_of_storage.deallocate(__new_start,__len)))
williamr@2:     this->_M_destroy_range();
williamr@2:     this->_M_deallocate_block();
williamr@2:     this->_M_reset(__new_start, __new_finish, __new_start + __len);
williamr@2:   }
williamr@2: 
williamr@2:   template <class _InputIter>
williamr@2:   void _M_insertT(iterator __p, _InputIter __first, _InputIter __last,
williamr@2:                   const input_iterator_tag &) {
williamr@2:     for ( ; __first != __last; ++__first) {
williamr@2:       __p = insert(__p, *__first);
williamr@2:       ++__p;
williamr@2:     }
williamr@2:   }
williamr@2: 
williamr@2:   template <class _ForwardIter>
williamr@2:   void _M_insertT(iterator __position, _ForwardIter __first, _ForwardIter __last,
williamr@2:                   const forward_iterator_tag &) {
williamr@2:     if (__first != __last) {
williamr@2:       difference_type __n = distance(__first, __last);
williamr@2:       if (this->_M_end_of_storage._M_data - this->_M_finish >= __n + 1) {
williamr@2:         const difference_type __elems_after = this->_M_finish - __position;
williamr@2:         if (__elems_after >= __n) {
williamr@2: #if defined (_STLP_USE_SHORT_STRING_OPTIM)
williamr@2:           if (this->_M_using_static_buf())
williamr@2:             _Base::_M_copy((this->_M_Finish() - __n) + 1, this->_M_Finish() + 1, this->_M_Finish() + 1);
williamr@2:           else
williamr@2: #endif /* _STLP_USE_SHORT_STRING_OPTIM */
williamr@2:           uninitialized_copy((this->_M_Finish() - __n) + 1, this->_M_Finish() + 1, this->_M_Finish() + 1);
williamr@2:           this->_M_finish += __n;
williamr@2:           _Traits::move(__position + __n, __position, (__elems_after - __n) + 1);
williamr@2:           _M_copyT(__first, __last, __position);
williamr@2:         }
williamr@2:         else {
williamr@2:           pointer __old_finish = this->_M_Finish();
williamr@2:           _ForwardIter __mid = __first;
williamr@2:           advance(__mid, __elems_after + 1);
williamr@2: #if defined (_STLP_USE_SHORT_STRING_OPTIM)
williamr@2:           if (this->_M_using_static_buf())
williamr@2:             _M_copyT(__mid, __last, this->_M_Finish() + 1);
williamr@2:           else
williamr@2: #endif /* _STLP_USE_SHORT_STRING_OPTIM */
williamr@2:           uninitialized_copy(__mid, __last, this->_M_Finish() + 1);
williamr@2:           this->_M_finish += __n - __elems_after;
williamr@2:           _STLP_TRY {
williamr@2: #if defined (_STLP_USE_SHORT_STRING_OPTIM)
williamr@2:             if (this->_M_using_static_buf())
williamr@2:               _Base::_M_copy(__position, __old_finish + 1, this->_M_Finish());
williamr@2:             else
williamr@2: #endif /* _STLP_USE_SHORT_STRING_OPTIM */
williamr@2:             uninitialized_copy(__position, __old_finish + 1, this->_M_Finish());
williamr@2:             this->_M_finish += __elems_after;
williamr@2:           }
williamr@2:           _STLP_UNWIND((this->_M_destroy_ptr_range(__old_finish + 1, this->_M_Finish()),
williamr@2:                         this->_M_finish = __old_finish))
williamr@2:           _M_copyT(__first, __mid, __position);
williamr@2:         }
williamr@2:       }
williamr@2:       else {
williamr@2:         _M_insert_overflow(__position, __first, __last, __n);
williamr@2:       }
williamr@2:     }
williamr@2:   }
williamr@2: 
williamr@2:   template <class _Integer>
williamr@2:   void _M_insert_dispatch(iterator __p, _Integer __n, _Integer __x,
williamr@2:                           const __true_type& /*Integral*/) {
williamr@2:     insert(__p, (size_type) __n, (_CharT) __x);
williamr@2:   }
williamr@2: 
williamr@2:   template <class _InputIter>
williamr@2:   void _M_insert_dispatch(iterator __p, _InputIter __first, _InputIter __last,
williamr@2:                           const __false_type& /*Integral*/) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__p)
williamr@2:     /*
williamr@2:      * Within the basic_string implementation we are only going to check for
williamr@2:      * self referencing if iterators are string iterators or _CharT pointers.
williamr@2:      * A user could encapsulate those iterator within their own iterator interface
williamr@2:      * and in this case lead to a bad behavior, this is a known limitation.
williamr@2:      */
williamr@2:     typedef typename _AreSameUnCVTypes<_InputIter, iterator>::_Ret _IsIterator;
williamr@2:     typedef typename _AreSameUnCVTypes<_InputIter, const_iterator>::_Ret _IsConstIterator;
williamr@2:     typedef typename _Lor2<_IsIterator, _IsConstIterator>::_Ret _CheckInside;
williamr@2:     _M_insert_aux(__p, __first, __last, _CheckInside());
williamr@2:   }
williamr@2: 
williamr@2:   template <class _RandomIter>
williamr@2:   void _M_insert_aux (iterator __p, _RandomIter __first, _RandomIter __last,
williamr@2:                       const __true_type& /*_CheckInside*/) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__p)
williamr@2:     _M_insert(__p, &(*__first), &(*__last), _Base::_M_inside(&(*__first)));
williamr@2:   }
williamr@2: 
williamr@2:   template<class _InputIter>
williamr@2:   void _M_insert_aux (iterator __p, _InputIter __first, _InputIter __last,
williamr@2:                       const __false_type& /*_CheckInside*/) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__p)
williamr@2:     _M_insertT(__p, __first, __last, _STLP_ITERATOR_CATEGORY(__first, _InputIter));
williamr@2:   }
williamr@2: 
williamr@2:   template <class _InputIterator>
williamr@2:   void _M_copyT(_InputIterator __first, _InputIterator __last, pointer __result) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__p)
williamr@2:     for ( ; __first != __last; ++__first, ++__result)
williamr@2:       _Traits::assign(*__result, *__first);
williamr@2:   }
williamr@2: 
williamr@2: #if !defined (_STLP_NO_METHOD_SPECIALIZATION)
williamr@2:   void _M_copyT(const _CharT* __f, const _CharT* __l, _CharT* __res) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__f) _STLP_FIX_LITERAL_BUG(__l) _STLP_FIX_LITERAL_BUG(__res)
williamr@2:     _Base::_M_copy(__f, __l, __res);
williamr@2:   }
williamr@2: #endif
williamr@2: 
williamr@2: public:                         // Erase.
williamr@2: 
williamr@2:   _Self& erase(size_type __pos = 0, size_type __n = npos) {
williamr@2:     _Base::erase(__pos, __n);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   iterator erase(iterator __pos) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__pos)
williamr@2:     return _Base::erase(__pos);
williamr@2:   }
williamr@2: 
williamr@2:   iterator erase(iterator __first, iterator __last) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__first) _STLP_FIX_LITERAL_BUG(__last)
williamr@2:     return _Base::erase(__first, __last);
williamr@2:   }
williamr@2: 
williamr@2: public:                         // Replace.  (Conceptually equivalent
williamr@2:                                 // to erase followed by insert.)
williamr@2:   _Self& replace(size_type __pos, size_type __n, const _Self& __s) {
williamr@2:     _Base::replace(__pos, __n, __s);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& replace(size_type __pos1, size_type __n1, const _Self& __s,
williamr@2:                  size_type __pos2, size_type __n2) {
williamr@2:     _Base::replace(__pos1, __n1, __s, __pos2, __n2);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& replace(size_type __pos, size_type __n1,
williamr@2:                  const _CharT* __s, size_type __n2) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__s)
williamr@2:     _Base::replace(__pos, __n1, __s, __n2);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& replace(size_type __pos, size_type __n1, const _CharT* __s) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__s)
williamr@2:     _Base::replace(__pos, __n1, __s);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& replace(size_type __pos, size_type __n1,
williamr@2:                  size_type __n2, _CharT __c) {
williamr@2:     _Base::replace(__pos, __n1, __n2, __c);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& replace(iterator __first, iterator __last, const _Self& __s) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__first) _STLP_FIX_LITERAL_BUG(__last)
williamr@2:     _Base::replace(__first, __last, __s);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& replace(iterator __first, iterator __last,
williamr@2:                  const _CharT* __s, size_type __n) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__first) _STLP_FIX_LITERAL_BUG(__last)
williamr@2:     _STLP_FIX_LITERAL_BUG(__s)
williamr@2:     _Base::replace(__first, __last, __s, __n);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& replace(iterator __first, iterator __last,
williamr@2:                  const _CharT* __s) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__first) _STLP_FIX_LITERAL_BUG(__last)
williamr@2:     _STLP_FIX_LITERAL_BUG(__s)
williamr@2:     _Base::replace(__first, __last, __s);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   _Self& replace(iterator __first, iterator __last,
williamr@2:                  size_type __n, _CharT __c) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__first) _STLP_FIX_LITERAL_BUG(__last)
williamr@2:     _Base::replace(__first, __last, __n, __c);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   // Check to see if _InputIter is an integer type.  If so, then
williamr@2:   // it can't be an iterator.
williamr@2:   template <class _InputIter>
williamr@2:   _Self& replace(iterator __first, iterator __last,
williamr@2:                  _InputIter __f, _InputIter __l) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__first)_STLP_FIX_LITERAL_BUG(__last)
williamr@2:     typedef typename _IsIntegral<_InputIter>::_Ret _Integral;
williamr@2:     return _M_replace_dispatch(__first, __last, __f, __l,  _Integral());
williamr@2:   }
williamr@2: 
williamr@2: #if !defined (_STLP_NO_METHOD_SPECIALIZATION) && !defined (_STLP_NO_EXTENSIONS)
williamr@2:   _Self& replace(iterator __first, iterator __last,
williamr@2:                  const _CharT* __f, const _CharT* __l) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__first) _STLP_FIX_LITERAL_BUG(__last)
williamr@2:     _STLP_FIX_LITERAL_BUG(__f) _STLP_FIX_LITERAL_BUG(__l)
williamr@2:     _Base::replace(__first, __last, __f, __l);
williamr@2:     return *this;
williamr@2:   }
williamr@2: #endif
williamr@2: 
williamr@2: protected:                        // Helper functions for replace.
williamr@2:   _Self& _M_replace(iterator __first, iterator __last,
williamr@2:                     const _CharT* __f, const _CharT* __l, bool __self_ref) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__first) _STLP_FIX_LITERAL_BUG(__last)
williamr@2:     _STLP_FIX_LITERAL_BUG(__f) _STLP_FIX_LITERAL_BUG(__l)
williamr@2:     _Base::_M_replace(__first, __last, __f, __l, __self_ref);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   template <class _Integer>
williamr@2:   _Self& _M_replace_dispatch(iterator __first, iterator __last,
williamr@2:                              _Integer __n, _Integer __x, const __true_type& /*IsIntegral*/) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__first) _STLP_FIX_LITERAL_BUG(__last)
williamr@2:     return replace(__first, __last, (size_type) __n, (_CharT) __x);
williamr@2:   }
williamr@2: 
williamr@2:   template <class _InputIter>
williamr@2:   _Self& _M_replace_dispatch(iterator __first, iterator __last,
williamr@2:                              _InputIter __f, _InputIter __l, const __false_type& /*IsIntegral*/) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__first) _STLP_FIX_LITERAL_BUG(__last)
williamr@2:     typedef typename _AreSameUnCVTypes<_InputIter, iterator>::_Ret _IsIterator;
williamr@2:     typedef typename _AreSameUnCVTypes<_InputIter, const_iterator>::_Ret _IsConstIterator;
williamr@2:     typedef typename _Lor2<_IsIterator, _IsConstIterator>::_Ret _CheckInside;
williamr@2:     return _M_replace_aux(__first, __last, __f, __l, _CheckInside());
williamr@2:   }
williamr@2: 
williamr@2:   template <class _RandomIter>
williamr@2:   _Self& _M_replace_aux(iterator __first, iterator __last,
williamr@2:                         _RandomIter __f, _RandomIter __l, __true_type const& /*_CheckInside*/) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__first) _STLP_FIX_LITERAL_BUG(__last)
williamr@2:     return _M_replace(__first, __last, &(*__f), &(*__l), _Base::_M_inside(&(*__f)));
williamr@2:   }
williamr@2: 
williamr@2:   template <class _InputIter>
williamr@2:   _Self& _M_replace_aux(iterator __first, iterator __last,
williamr@2:                      _InputIter __f, _InputIter __l, __false_type const& /*_CheckInside*/) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__first) _STLP_FIX_LITERAL_BUG(__last)
williamr@2:     return _M_replaceT(__first, __last, __f, __l, _STLP_ITERATOR_CATEGORY(__f, _InputIter));
williamr@2:   }
williamr@2: 
williamr@2:   template <class _InputIter>
williamr@2:   _Self& _M_replaceT(iterator __first, iterator __last,
williamr@2:                      _InputIter __f, _InputIter __l, const input_iterator_tag&__ite_tag) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__first) _STLP_FIX_LITERAL_BUG(__last)
williamr@2:     for ( ; __first != __last && __f != __l; ++__first, ++__f)
williamr@2:       _Traits::assign(*__first, *__f);
williamr@2:     if (__f == __l)
williamr@2:       _Base::erase(__first, __last);
williamr@2:     else
williamr@2:       _M_insertT(__last, __f, __l, __ite_tag);
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2:   template <class _ForwardIter>
williamr@2:   _Self& _M_replaceT(iterator __first, iterator __last,
williamr@2:                      _ForwardIter __f, _ForwardIter __l, const forward_iterator_tag &__ite_tag) {
williamr@2:     _STLP_FIX_LITERAL_BUG(__first) _STLP_FIX_LITERAL_BUG(__last)
williamr@2:     difference_type __n = distance(__f, __l);
williamr@2:     const difference_type __len = __last - __first;
williamr@2:     if (__len >= __n) {
williamr@2:       _M_copyT(__f, __l, __first);
williamr@2:       _Base::erase(__first + __n, __last);
williamr@2:     }
williamr@2:     else {
williamr@2:       _ForwardIter __m = __f;
williamr@2:       advance(__m, __len);
williamr@2:       _M_copyT(__f, __m, __first);
williamr@2:       _M_insertT(__last, __m, __l, __ite_tag);
williamr@2:     }
williamr@2:     return *this;
williamr@2:   }
williamr@2: 
williamr@2: public:                         // Other modifier member functions.
williamr@2: 
williamr@2:   void swap(_Self& __s)
williamr@2:   { _Base::swap(__s); }
williamr@2: 
williamr@2: public:                         // Substring.
williamr@2: 
williamr@2:   _Self substr(size_type __pos = 0, size_type __n = npos) const
williamr@2:   { return _Self(*this, __pos, __n, get_allocator()); }
williamr@2: 
williamr@2: #if defined (_STLP_USE_TEMPLATE_EXPRESSION) && !defined (_STLP_DEBUG)
williamr@2: #  define _STLP_STRING_SUM_BASE _STLP_NO_MEM_T_STRING_BASE
williamr@2: #  include <stl/_string_sum_methods.h>
williamr@2: #  undef _STLP_STRING_SUM_BASE
williamr@2: #endif
williamr@2: };
williamr@2: 
williamr@2: #undef _STLP_NO_MEM_T_STRING_BASE
williamr@2: 
williamr@2: #if defined (basic_string)
williamr@2: _STLP_MOVE_TO_STD_NAMESPACE
williamr@2: #  undef basic_string
williamr@2: #endif
williamr@2: 
williamr@2: _STLP_END_NAMESPACE