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/*************************************************************************/
/* */
/* 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 : Alan W Black */
/* Date : May 1998 */
/*-----------------------------------------------------------------------*/
/* Content part of a linguistic item, normally only referenced from */
/* EST_Item */
/* */
/*=======================================================================*/
#include <cstdlib>
#include <cstdio>
#include <fstream>
#include "ling_class/EST_Item_Content.h"
#include "ling_class/EST_Item.h"
#include "EST_error.h"
void EST_Item_Content::copy(const EST_Item_Content &x)
{
f = x.f;
// don't copy the relations as they have relation dependencies
}
EST_Item_Content::~EST_Item_Content()
{
if (relations.length() != 0)
{ // Shouldn't get here, but just in case.
cerr << "EST_Contents: contents still referenced by Relations" << endl;
}
}
int EST_Item_Content::unref_relation(const EST_String &relname)
{
// Unreference this item from this relation. Returns TRUE
// if no one else is referencing it, FALSE otherwise
if ((relname == "") && (relations.length() == 1))
{ // sigh, something to with isolated EST_Items and
// SunCC causes a problems in exit(), so hit it with
// a bigger stick
relations.clear();
return TRUE;
}
if (relations.present(relname))
relations.remove_item(relname);
else
printf("failed to find %s in %s at %g\n",
(const char *)relname,
(const char *)name(),
f.F("end",0.0));
if (relations.length() == 0)
return TRUE;
return FALSE;
}
int EST_Item_Content::unref_and_delete()
{
// Unreference from all relations and delete
EST_Item *np;
EST_Litem *p;
for (p=relations.list.head(); p;)
{
np = ::item(relations.list(p).v);
p=p->next();
delete np;
}
// When the last relation is deleted this contents itself will be
// delete too, from underneath us.
return 0;
}
EST_Item_Content &EST_Item_Content::operator=(const EST_Item_Content &x)
{
copy(x);
return *this;
}
ostream& operator << (ostream &s, const EST_Item_Content &a)
{
EST_Litem *p;
s << a.name() << " ; ";
s << a.f;
s << "Relations";
for (p=a.relations.list.head(); p; p = p->next())
s << " " << a.relations.list(p).k;
s << endl;
return s;
}
VAL_REGISTER_CLASS_NODEL(icontent,EST_Item_Content)
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