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CodeBlocksPortable/WATCOM/h/_algmut.h

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///////////////////////////////////////////////////////////////////////////
// FILE: _algmut.h (Definitions of mutating sequence operations)
//
// =========================================================================
//
// Open Watcom Project
//
// Copyright (c) 2004-2010 The Open Watcom Contributors. All Rights Reserved.
//
// This file is automatically generated. Do not edit directly.
//
// =========================================================================
//
// Description: This header is part of the <algorithm> header.
///////////////////////////////////////////////////////////////////////////
#ifndef __ALGMUT_H_INCLUDED
#define __ALGMUT_H_INCLUDED
#ifndef _ENABLE_AUTODEPEND
#pragma read_only_file;
#endif
#ifndef _ALGORITHM_INCLUDED
#error The header _algmut.h requires algorithm.
#endif
#ifndef _CSTDLIB_INCLUDED
#include <cstdlib>
#endif
#ifndef _ITERATOR_INCLUDED
#include <iterator>
#endif
namespace std {
// copy( InputIterator, InputIterator, OutputIterator )
// ****************************************************
template< class InputIterator, class OutputIterator >
OutputIterator copy( InputIterator first,
InputIterator last,
OutputIterator result )
{
while( first != last ) {
*result = *first;
++first;
++result;
}
return( result );
}
// copy_backward( Bidirectional1, Bidirectional1, Bidirectional2 )
// ****************************************************************
template< class Bidirectional1, class Bidirectional2 >
Bidirectional2 copy_backward( Bidirectional1 first,
Bidirectional1 last,
Bidirectional2 result )
{
if( first == last ) return( result );
while( --last != first ) {
*--result = *last;
}
*--result = *last;
return( result );
}
// swap( Type &, Type & )
// **********************
template< class Type >
inline void swap( Type &x, Type &y )
{ Type tmp(x); x = y; y = tmp; }
// swap_ranges( ForwardIterator1, ForwardIterator1, ForwardIterator2 )
// *******************************************************************
template< class ForwardIterator1, class ForwardIterator2 >
ForwardIterator2 swap_ranges( ForwardIterator1 first1,
ForwardIterator1 last1,
ForwardIterator2 first2 )
{
while( first1 != last1 ) {
swap( *first1, *first2 ); // iter_swap? See 25.2.2p3
++first1;
++first2;
}
return( first2 );
}
// iter_swap( ForwardIterator1, ForwardIterator2 )
// ***********************************************
template< class ForwardIterator1, class ForwardIterator2 >
inline void iter_swap( ForwardIterator1 x, ForwardIterator2 y )
{
iterator_traits< ForwardIterator1 >::value_type tmp(*x);
*x = *y;
*y = tmp;
}
// transform( InputIterator, InputIterator, OutputIterator, UnaryOperation )
// *************************************************************************
template< class InputIterator, class OutputIterator, class UnaryOperation >
OutputIterator transform( InputIterator first,
InputIterator last,
OutputIterator result,
UnaryOperation op )
{
while( first != last ) {
*result = op( *first );
++first;
++result;
}
return( result );
}
// transform( Input1, Input1, Input2, Output, BinaryOperation )
// ************************************************************
template< class InputIterator1,
class InputIterator2,
class OutputIterator,
class BinaryOperation >
OutputIterator transform( InputIterator1 first1,
InputIterator1 last1,
InputIterator2 first2,
OutputIterator result,
BinaryOperation bop )
{
while( first1 != last1 ) {
*result = bop( *first1, *first2 );
++first1;
++first2;
++result;
}
return( result );
}
// replace( ForwardIterator, ForwardIterator, const Type &, const Type & )
// ***********************************************************************
template< class ForwardIterator, class Type >
void replace( ForwardIterator first,
ForwardIterator last,
const Type &old_value,
const Type &new_value )
{
while( first != last ) {
if( *first == old_value ) *first = new_value;
++first;
}
}
// replace_if( ForwardIterator, ForwardIterator, Predicate, const Type & )
// ***********************************************************************
template< class ForwardIterator, class Predicate, class Type >
void replace_if( ForwardIterator first,
ForwardIterator last,
Predicate pred,
const Type &new_value )
{
while( first != last ) {
if ( pred( *first ) != false ) *first = new_value;
++first;
}
}
// replace_copy( Input, Input, Output, const Type &, const Type & )
// ****************************************************************
template< class InputIterator, class OutputIterator, class Type >
OutputIterator replace_copy( InputIterator first,
InputIterator last,
OutputIterator result,
const Type &old_value,
const Type &new_value )
{
while( first != last ) {
*result = ( *first == old_value ) ? new_value : *first;
++first;
++result;
}
return( result );
}
// replace_copy_if( Input, Input, Output, Predicate, const Type & )
// ****************************************************************
template< class InputIterator,
class OutputIterator,
class Predicate,
class Type >
OutputIterator replace_copy_if( InputIterator first,
InputIterator last,
OutputIterator result,
Predicate pred,
const Type &new_value )
{
while( first != last ) {
*result = ( pred( *first ) ) ? new_value : *first;
++first;
++result;
}
return( result );
}
// fill( ForwardIterator, ForwardIterator, const Type & )
// ******************************************************
template< class ForwardIterator, class Type >
void fill( ForwardIterator first, ForwardIterator last, const Type &value )
{
while( first != last ) {
*first = value;
++first;
}
}
// fill_n( OutputIterator, Size, const Type & )
// ********************************************
template< class OutputIterator, class Size, class Type >
void fill_n( OutputIterator first, Size n, const Type &value )
{
unsigned long long i = 0ULL, max(n);
while( i < max ) {
*first = value;
++first;
++i;
}
}
// generate( ForwardIterator, ForwardIterator, Generator )
// *******************************************************
template< class ForwardIterator, class Generator >
void generate( ForwardIterator first, ForwardIterator last, Generator gen )
{
while( first != last ) {
*first = gen( );
++first;
}
}
// generate_n( OutputIterator, Size, Generator )
// *********************************************
template< class OutputIterator, class Size, class Generator >
void generate_n( OutputIterator first, Size n, Generator gen )
{
unsigned long long i = 0ULL, max(n);
while( i < max ) {
*first = gen( );
++first;
++i;
}
}
// remove_copy( InpIterator, InpIterator, OutIterator, Type const & )
// ******************************************************************
template< class InputIterator, class OutputIterator, class Type >
OutputIterator remove_copy( InputIterator first,
InputIterator last,
OutputIterator out,
Type const & value)
{
while( first != last){
if( *first == value ) {
++first;
} else {
*out = *first;
++first;
++out;
}
}
return( out );
}
// remove_copy_if( InpIterator, InpIterator, OutIterator, Predictate )
// *******************************************************************
template< class InputIterator, class OutputIterator, class Predictate >
OutputIterator remove_copy_if( InputIterator first,
InputIterator last,
OutputIterator out,
Predictate pred )
{
while( first != last) {
if( pred( *first ) != false ) {
++first;
} else {
*out = *first;
++first;
++out;
}
}
return( out );
}
// remove( ForwardIterator, ForwardIterator, Type const & )
// ********************************************************
template< class ForwardIterator, class Type >
ForwardIterator remove( ForwardIterator first,
ForwardIterator last,
Type const & value)
{
ForwardIterator out = first;
bool copy = false;
while( first != last) {
if( *first == value ) {
++first;
copy = true;
} else {
if( copy ) {
//avoid unecessary copies
*out = *first;
}
++first;
++out;
}
}
return( out );
}
// remove_if( ForwardIterator, ForwardIterator, Predictate )
// *********************************************************
template< class ForwardIterator, class Predictate >
ForwardIterator remove_if( ForwardIterator first,
ForwardIterator last,
Predictate pred )
{
ForwardIterator out = first;
bool copy = false;
while( first != last) {
if( pred( *first ) != false ) {
++first;
copy = true;
} else {
if( copy ){
//avoid unecessary copies
*out = *first;
}
++first;
++out;
}
}
return( out );
}
// unique( ForwardIterator, ForwardIterator )
// ******************************************
template< class ForwardIterator >
ForwardIterator unique( ForwardIterator first, ForwardIterator last )
{
if( first == last ) return last;
ForwardIterator probe( first );
++probe;
while( probe != last ) {
if( !( *first == *probe ) ) {
++first;
if( first != probe ) *first = *probe;
}
++probe;
}
++first;
return( first );
}
// unique( ForwardIterator, ForwardIterator, BinaryPredicate )
// ***********************************************************
template< class ForwardIterator, class BinaryPredicate >
ForwardIterator unique( ForwardIterator first,
ForwardIterator last,
BinaryPredicate pred )
{
if( first == last ) return last;
ForwardIterator probe( first );
++probe;
while( probe != last ) {
if( !pred( *first, *probe ) ) {
++first;
if( first != probe ) *first = *probe;
}
++probe;
}
++first;
return( first );
}
// unique_copy( InputIterator, InputIterator, OutputIterator )
// ***********************************************************
template< class InputIterator, class OutputIterator >
OutputIterator unique_copy( InputIterator first,
InputIterator last,
OutputIterator result )
{
if( first == last ) return result;
iterator_traits< InputIterator >::value_type temp( *first );
++first;
*result++ = temp;
while( first != last ) {
if( !( temp == *first ) ) {
temp = *first;
*result++ = temp;
}
++first;
}
return( result );
}
// unique_copy(InputIterator, InputIterator, OutputIterator, BinaryPredicate )
// ***************************************************************************
template< class InputIterator, class OutputIterator, class BinaryPredicate >
OutputIterator unique_copy( InputIterator first,
InputIterator last,
OutputIterator result,
BinaryPredicate pred )
{
if( first == last ) return result;
iterator_traits< InputIterator >::value_type temp( *first );
++first;
*result++ = temp;
while( first != last ) {
if( !pred( temp, *first ) ) {
temp = *first;
*result++ = temp;
}
++first;
}
return( result );
}
// reverse( Bidirectional, Bidirectional )
// ***************************************
template< class Bidirectional >
void reverse( Bidirectional first, Bidirectional last )
{
if( first == last ) return;
--last;
while( first != last ) {
swap( *first, *last );
++first;
if( first == last ) break;
--last;
}
}
// reverse_copy( Bidirectional, Bidirectional, OutputIterator )
// ************************************************************
template< class Bidirectional, class OutputIterator >
OutputIterator reverse_copy( Bidirectional first,
Bidirectional last,
OutputIterator result )
{
if( first == last ) return( result );
while( --last != first ) {
*result = *last;
++result;
}
*result = *last;
return( ++result );
}
// random_shuffle( RandomAccess, RandomAccess )
// ********************************************
template< class RandomAccess >
void random_shuffle( RandomAccess first, RandomAccess last )
{
typedef typename iterator_traits< RandomAccess >::difference_type Int;
Int length = last - first;
Int i = 1;
while( i < length ) {
swap( first[i], first[ rand( ) % ( i + 1 ) ] );
++i;
}
}
// random_shuffle( RandomAccess, RandomAccess, RandomGenerator >
// *************************************************************
template< class RandomAccess, class RandomGenerator >
void random_shuffle( RandomAccess first,
RandomAccess last,
RandomGenerator rgen )
{
typedef typename iterator_traits< RandomAccess >::difference_type Int;
Int length = last - first;
Int i = 1;
while( i < length ) {
swap( first[i], first[ rgen( i + 1 ) ] );
++i;
}
}
} // namespace std
#endif