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EST_TList.cc
/*************************************************************************/
/* */
/* Centre for Speech Technology Research */
/* University of Edinburgh, UK */
/* Copyright (c) 1995,1996 */
/* All Rights Reserved. */
/* Permission is hereby granted, free of charge, to use and distribute */
/* this software and its documentation without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of this work, and to */
/* permit persons to whom this work is furnished to do so, subject to */
/* the following conditions: */
/* 1. The code must retain the above copyright notice, this list of */
/* conditions and the following disclaimer. */
/* 2. Any modifications must be clearly marked as such. */
/* 3. Original authors' names are not deleted. */
/* 4. The authors' names are not used to endorse or promote products */
/* derived from this software without specific prior written */
/* permission. */
/* THE UNIVERSITY OF EDINBURGH AND THE CONTRIBUTORS TO THIS WORK */
/* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */
/* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT */
/* SHALL THE UNIVERSITY OF EDINBURGH NOR THE CONTRIBUTORS BE LIABLE */
/* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */
/* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */
/* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */
/* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */
/* THIS SOFTWARE. */
/* */
/*************************************************************************/
/* */
/* Author : Paul Taylor */
/* Date : April 1995 */
/* --------------------------------------------------------------------- */
/* Template List Class */
/* */
/* Modified by RJC, 21/7/97. Now much of the working code is in the */
/* UList class, this template class provides a type safe front end to */
/* the untyped list. */
/* */
/*************************************************************************/
#include "EST_TList.h"
template<class T> EST_TItem<T> *EST_TItem<T>::make(const T &val)
{
EST_TItem<T> *it=NULL;
if (s_free!=NULL)
{
void *mem = s_free;
s_free=(EST_TItem<T> *)s_free->n;
s_nfree--;
// Create an item in the retrieved memory.
it=new (mem) EST_TItem<T>(val);
}
else
it = new EST_TItem<T>(val);
return it;
}
template<class T> void EST_TItem<T>::release(EST_TItem<T> *it)
{
if (0) // (s_nfree < s_maxFree)
{
// Destroy the value in case it holds resources.
it->EST_TItem<T>::~EST_TItem();
// I suppose it's a bit weird to use 'n' after calling the destructor.
it->n=s_free;
s_free=it;
s_nfree++;
}
else
{
delete it;
}
}
template<class T> void EST_TList<T>::copy_items(const EST_TList<T> &l)
{
EST_UItem *p;
for (p = l.head(); p; p = p->next())
append(l.item(p));
}
template<class T> void EST_TList<T>::free_item(EST_UItem *item)
{ EST_TItem<T>::release((EST_TItem<T> *)item); }
template<class T> EST_TList<T>::EST_TList(const EST_TList<T> &l)
{
init();
copy_items(l);
}
template<class T> void EST_TList<T>::exchange_contents(EST_Litem *a,EST_Litem *b)
{
if(a==b)
return;
T temp;
temp = ((EST_TItem<T> *)a)->val;
((EST_TItem<T> *)a)->val = ((EST_TItem<T> *)b)->val;
((EST_TItem<T> *)b)->val = temp;
}
template<class T> EST_TList<T> &EST_TList<T>::operator=(const EST_TList<T> &a)
{
clear(); // clear out all current items in list.
copy_items(a);
return *this;
}
template<class T> EST_TList<T> &EST_TList<T>::operator+=(const EST_TList<T> &a)
{
if (this == &a)
{
cerr << "EST_TList: error: tried to add list to itself\n";
return *this;
}
copy_items(a);
return *this;
}
EST_TItem
Definition EST_TList.h:61
EST_TList
Definition EST_TList.h:109
EST_TList::item
T & item(const EST_Litem *p)
Definition EST_TList.h:133
EST_TList::operator=
EST_TList< T > & operator=(const EST_TList< T > &a)
make full copy of list
Definition EST_TList.cc:113
EST_TList::clear
void clear(void)
remove all items in list
Definition EST_TList.h:239
EST_TList::EST_TList
EST_TList()
default constructor
Definition EST_TList.h:119
EST_TList::exchange_contents
static void exchange_contents(EST_Litem *a, EST_Litem *b)
exchange 3
Definition EST_TList.cc:98
EST_TList::operator+=
EST_TList< T > & operator+=(const EST_TList< T > &a)
Add list onto end of existing list.
Definition EST_TList.cc:121
EST_UItem
Definition EST_UList.h:51