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/* Copyright (C) 2004 Garrett A. Kajmowicz
This file is part of the uClibc++ Library.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <basic_definitions>
#include <memory>
#include <iterator>
#include <func_exception>
#include <algorithm>
#include <type_traits>
#include <initializer_list>
#ifndef __STD_HEADER_VECTOR
#define __STD_HEADER_VECTOR
#pragma GCC visibility push(default)
namespace std{
template <class T, class Allocator = allocator<T> > class vector;
template <class T, class Allocator> bool operator==(const vector<T,Allocator>& x, const vector<T,Allocator>& y);
template <class T, class Allocator> bool operator< (const vector<T,Allocator>& x, const vector<T,Allocator>& y);
template <class T, class Allocator> bool operator!=(const vector<T,Allocator>& x, const vector<T,Allocator>& y);
template <class T, class Allocator> bool operator> (const vector<T,Allocator>& x, const vector<T,Allocator>& y);
template <class T, class Allocator> bool operator>=(const vector<T,Allocator>& x, const vector<T,Allocator>& y);
template <class T, class Allocator> bool operator<=(const vector<T,Allocator>& x, const vector<T,Allocator>& y);
template <class T, class Allocator> void swap(vector<T,Allocator>& x, vector<T,Allocator>& y);
template <class T, class Allocator> class _UCXXEXPORT vector {
public:
typedef typename Allocator::reference reference;
typedef typename Allocator::const_reference const_reference;
typedef typename Allocator::size_type size_type;
typedef typename Allocator::difference_type difference_type;
typedef typename Allocator::pointer pointer;
typedef typename Allocator::const_pointer const_pointer;
typedef T* iterator;
typedef const T* const_iterator;
typedef T value_type;
typedef Allocator allocator_type;
typedef std::reverse_iterator<iterator> reverse_iterator;
typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
explicit _UCXXEXPORT vector(const Allocator& al= Allocator()): data(0), //defaultValue(T()),
data_size(__UCLIBCXX_STL_BUFFER_SIZE__), elements(0), a(al)
{
data = a.allocate(data_size);
}
explicit _UCXXEXPORT vector(size_type n, const T& value = T(), const Allocator& al= Allocator()) :
data(0), data_size(0), elements(0), a(al)
{
data_size = n + __UCLIBCXX_STL_BUFFER_SIZE__;
data = a.allocate(data_size);
resize(n, value);
}
template <class InputIterator> _UCXXEXPORT
vector(InputIterator first, InputIterator last, const Allocator& al = Allocator()):
data(0), data_size(__UCLIBCXX_STL_BUFFER_SIZE__), elements(0), a(al)
{
data = a.allocate(data_size);
assign(first, last);
}
_UCXXEXPORT vector(const vector<T,Allocator>& x){
a = x.a;
elements = x.elements;
data_size = elements + __UCLIBCXX_STL_BUFFER_SIZE__;
data = a.allocate(data_size);
for(size_type i = 0; i < elements; i++){
a.construct(data+i, x.data[i]);
}
}
#if __cplusplus >= 201103L
_UCXXEXPORT vector(initializer_list<T> x,const Allocator& al= Allocator()):
a(al)
{
elements = x.size();
data_size = elements + __UCLIBCXX_STL_BUFFER_SIZE__;
data = a.allocate(data_size);
size_type i = 0;
for( auto xx : x )
a.construct(data + i++, xx);
}
#endif
_UCXXEXPORT ~vector(); //Below
_UCXXEXPORT vector<T,Allocator>& operator=(const vector<T,Allocator>& x){
if(&x == this){
return *this;
}
reserve(x.elements); //Make sure that we have enough actual memory
//Copy as many elements as possible
size_t minElements = elements;
if(minElements > x.elements){
minElements = x.elements;
}
for(size_t i = 0; i < minElements; ++i){
data[i] = x.data[i];
}
//If we need to add new elements
if(elements < x.elements){
for(size_t i = elements; i< x.elements; ++i){
a.construct(data+i, x.data[i]);
++elements;
}
}
if(elements > x.elements){
downsize(x.elements);
}
return *this;
}
template <class InputIterator> _UCXXEXPORT void assign(InputIterator first, InputIterator last){
clear();
insert(begin(), first, last);
}
template <class Size, class U> _UCXXEXPORT void assign(Size n, const U& u = U()){
clear();
resize(n, u);
}
inline allocator_type get_allocator() const{
return a;
}
inline iterator begin(){
return data;
}
inline const_iterator begin() const{
return data;
}
inline iterator end(){
return (data + elements);
}
inline const_iterator end() const{
return (data + elements);
}
inline reverse_iterator rbegin(){
return reverse_iterator(end());
}
inline const_reverse_iterator rbegin() const{
return const_reverse_iterator(end());
}
inline reverse_iterator rend(){
return reverse_iterator(begin());
}
inline const_reverse_iterator rend() const{
return const_reverse_iterator(begin());
}
inline size_type size() const{
return elements;
}
_UCXXEXPORT size_type max_size() const{
return ((size_type)(-1)) / sizeof(T);
}
void downsize(size_type sz);
void resize(size_type sz, const T & c = T());
inline size_type capacity() const{
return data_size;
}
inline bool empty() const{
return (size() == 0);
}
void reserve(size_type n);
inline reference operator[](size_type n){
return data[n];
}
inline const_reference operator[](size_type n) const{
return data[n];
}
_UCXXEXPORT const_reference at(size_type n) const{
if(n >= elements){
__throw_out_of_range("Invalid subscript");
}
return data[n];
}
_UCXXEXPORT reference at(size_type n){
if(n >= elements){
__throw_out_of_range("Invalid subscript");
}
return data[n];
}
inline reference front(){
return data[0];
}
inline const_reference front() const{
return data[0];
}
inline reference back(){
return data[ size() - 1];
}
inline const_reference back() const{
return data[ size() - 1 ];
}
inline void push_back(const T& x){
resize( size() + 1, x);
}
inline void pop_back(){
downsize(size() - 1);
}
_UCXXEXPORT iterator insert(iterator position, const T& x = T()){
size_type index = position - data;
resize(size() + 1, x);
for(size_type i = elements - 1; i > index; --i){
data[i] = data[i-1];
}
data[index] = x;
return (data + index);
}
_UCXXEXPORT void _insert_fill(iterator position, size_type n, const T & x){
size_type index = position - data;
resize(size() + n, x);
for(size_type i = elements -1; (i > (index+n-1)); --i){
data[i] = data[i-n];
}
for(size_type i = 0; i < n; i++){
data[i + index] = x;
}
}
template <class InputIterator> _UCXXEXPORT
void _insert_from_iterator(iterator position, InputIterator first, InputIterator last)
{
T temp;
while(first !=last){
temp = *first;
position = insert(position, temp);
++position;
++first;
}
}
template <class InputIterator>
inline void _dispatch_insert(iterator position, InputIterator first, InputIterator last, __true_type)
{
_insert_fill(position, first, last);
}
template <class InputIterator>
inline void _dispatch_insert(iterator position, InputIterator first, InputIterator last, __false_type)
{
_insert_from_iterator(position, first, last);
}
inline void insert(iterator position, size_type n, const T& x ){
_insert_fill(position, n, x);
}
template <class InputIterator> inline void insert(iterator position, InputIterator first, InputIterator last){
typedef typename __is_integer<InputIterator>::value __some_type;
_dispatch_insert(position, first, last, __some_type());
}
_UCXXEXPORT iterator erase(iterator position){
size_type index = position - data;
for(size_type i = index; i < (elements - 1); ++i){
data[i] = data[i+1];
}
downsize(size() - 1);
return (data + index);
}
_UCXXEXPORT iterator erase(iterator first, iterator last){
size_type index = first - data;
size_type width = last - first;
for(size_type i = index; i < (elements - width) ;++i){
data[i] = data[i+width];
}
downsize(size() - width);
return (data + index);
}
_UCXXEXPORT void swap(vector<T,Allocator>& v){
if(this == &v){ //Avoid dv.swap(v)
return;
}
T* ptr;
size_type temp;
//Swap pointers first
ptr = data;
data = v.data;
v.data = ptr;
//Swap element counts
temp = elements;
elements = v.elements;
v.elements = temp;
//Swap data size
temp = data_size;
data_size = v.data_size;
v.data_size = temp;
}
_UCXXEXPORT void clear(){
downsize(0);
}
protected:
T* data;
size_type data_size;
size_type elements;
Allocator a;
};
//Here go template instantiations
template<class T, class Allocator> _UCXXEXPORT vector<T, Allocator>::~vector(){
for(size_t i = 0; i < elements; ++i){
a.destroy(data + i);
}
a.deallocate(data, data_size);
}
template<class T, class Allocator> _UCXXEXPORT void vector<T, Allocator>::reserve(size_type n){
if(n > data_size){ //We never shrink...
T * temp_ptr = data;
size_type temp_size = data_size;
data_size = n;
data = a.allocate(data_size);
for(size_type i = 0; i<elements; ++i){
a.construct(data+i, temp_ptr[i]);
a.destroy(temp_ptr+i);
}
a.deallocate(temp_ptr, temp_size);
}
}
template<class T, class Allocator> _UCXXEXPORT void vector<T, Allocator>::resize(size_type sz, const T & c){
if(sz > elements){ //Need to actually call constructor
if(sz > data_size){
reserve(sz + __UCLIBCXX_STL_BUFFER_SIZE__);
}
for(size_type i = elements; i<sz ; ++i){
a.construct(data+i, c);
}
elements = sz;
}else{
downsize(sz);
}
}
template<class T, class Allocator> _UCXXEXPORT void vector<T, Allocator>::downsize(size_type sz){
if(sz < elements){ //Actually are downsizing
for(size_t i = sz; i< elements; ++i){
a.destroy(data+i);
}
elements = sz;
}
}
#ifndef __UCLIBCXX_COMPILE_VECTOR__
#ifdef __UCLIBCXX_EXPAND_VECTOR_BASIC__
#ifdef __UCLIBCXX_EXPAND_CONSTRUCTORS_DESTRUCTORS__
template<> _UCXXEXPORT vector<char, allocator<char> >::vector(const allocator<char>& al);
template<> _UCXXEXPORT vector<char, allocator<char> >::vector(size_type n, const char & value, const allocator<char> & al);
template<> _UCXXEXPORT vector<char, allocator<char> >::~vector();
template<> _UCXXEXPORT vector<unsigned char, allocator<unsigned char> >::~vector();
#endif //__UCLIBCXX_EXPAND_CONSTRUCTORS_DESTRUCTORS__
template<> _UCXXEXPORT void vector<char, allocator<char> >::reserve(size_type n);
template<> _UCXXEXPORT void vector<unsigned char, allocator<unsigned char> >::reserve(size_type n);
template<> _UCXXEXPORT void vector<short int, allocator<short int> >::reserve(size_type n);
template<> _UCXXEXPORT void vector<unsigned short int, allocator<unsigned short int> >::reserve(size_type n);
template<> _UCXXEXPORT void vector<int, allocator<int> >::reserve(size_type n);
template<> _UCXXEXPORT void vector<unsigned int, allocator<unsigned int> >::reserve(size_type n);
template<> _UCXXEXPORT void vector<long int, allocator<long int> >::reserve(size_type n);
template<> _UCXXEXPORT void vector<unsigned long int, allocator<unsigned long int> >::reserve(size_type n);
template<> _UCXXEXPORT void vector<float, allocator<float> >::reserve(size_type n);
template<> _UCXXEXPORT void vector<double, allocator<double> >::reserve(size_type n);
template<> _UCXXEXPORT void vector<bool, allocator<bool> >::reserve(size_type n);
template<> _UCXXEXPORT void vector<char, allocator<char> >::resize(size_type sz, const char & c);
template<> _UCXXEXPORT void
vector<unsigned char, allocator<unsigned char> >::resize(size_type sz, const unsigned char & c);
template<> _UCXXEXPORT void vector<short int, allocator<short int> >::resize(size_type sz, const short & c);
template<> _UCXXEXPORT void
vector<unsigned short int, allocator<unsigned short int> >::resize(size_type sz, const unsigned short int & c);
template<> _UCXXEXPORT void vector<int, allocator<int> >::resize(size_type sz, const int & c);
template<> _UCXXEXPORT void vector<unsigned int, allocator<unsigned int> >::resize(size_type sz, const unsigned int & c);
template<> _UCXXEXPORT void vector<long int, allocator<long int> >::resize(size_type sz, const long int & c);
template<> _UCXXEXPORT void
vector<unsigned long int, allocator<unsigned long int> >::resize(size_type sz, const unsigned long int & c);
template<> _UCXXEXPORT void vector<float, allocator<float> >::resize(size_type sz, const float & c);
template<> _UCXXEXPORT void vector<double, allocator<double> >::resize(size_type sz, const double & c);
template<> _UCXXEXPORT void vector<bool, allocator<bool> >::resize(size_type sz, const bool & c);
#elif defined __UCLIBCXX_EXPAND_STRING_CHAR__
#ifdef __UCLIBCXX_EXPAND_CONSTRUCTORS_DESTRUCTORS__
template<> _UCXXEXPORT vector<char, allocator<char> >::vector(const allocator<char>& al);
template<> _UCXXEXPORT vector<char, allocator<char> >::vector(size_type n, const char & value, const allocator<char> & al);
template<> _UCXXEXPORT vector<char, allocator<char> >::~vector();
#endif
template<> _UCXXEXPORT void vector<char, allocator<char> >::reserve(size_type n);
template<> _UCXXEXPORT void vector<char, allocator<char> >::resize(size_type sz, const char & c);
#endif
#endif
template <class T, class Allocator> _UCXXEXPORT bool
operator==(const vector<T,Allocator>& x, const vector<T,Allocator>& y)
{
if(x.size() !=y.size() ){
return false;
}
for(size_t i = 0; i < x.size(); ++i){
if(x[i] != y[i]){
return false;
}
}
return true;
}
template <class T, class Allocator> _UCXXEXPORT bool
operator< (const vector<T,Allocator>& x, const vector<T,Allocator>& y)
{
less<typename iterator_traits<typename vector<T,Allocator>::iterator >::value_type> c;
return lexicographical_compare(x.begin(), x.end(), y.begin(), y.end(), c);
}
template <class T, class Allocator> _UCXXEXPORT bool
operator!=(const vector<T,Allocator>& x, const vector<T,Allocator>& y)
{
return !(x == y);
}
template <class T, class Allocator> _UCXXEXPORT bool
operator> (const vector<T,Allocator>& x, const vector<T,Allocator>& y)
{
greater<typename iterator_traits<typename vector<T,Allocator>::iterator >::value_type> c;
return lexicographical_compare(x.begin(), x.end(), y.begin(), y.end(), c);
}
template <class T, class Allocator> _UCXXEXPORT bool
operator>=(const vector<T,Allocator>& x, const vector<T,Allocator>& y)
{
greater_equal<typename iterator_traits<typename vector<T,Allocator>::iterator >::value_type> c;
return lexicographical_compare(x.begin(), x.end(), y.begin(), y.end(), c);
}
template <class T, class Allocator> _UCXXEXPORT bool
operator<=(const vector<T,Allocator>& x, const vector<T,Allocator>& y)
{
less_equal<typename iterator_traits<typename vector<T,Allocator>::iterator >::value_type> c;
return lexicographical_compare(x.begin(), x.end(), y.begin(), y.end(), c);
}
template <class T, class Allocator> _UCXXEXPORT void swap(vector<T,Allocator>& x, vector<T,Allocator>& y){
x.swap(y);
}
}
#pragma GCC visibility pop
#endif
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