cdesktopenv/cde/programs/dtdocbook/infolib/EntityList.C

87 lines
1.9 KiB
C

/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they 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 these libraries and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/* $XConsortium: EntityList.cc /main/2 1996/07/18 16:11:54 drk $ */
/* exported interfaces */
#include "EntityList.h"
/* imported interfaces */
#include <stdio.h>
#include "SGMLName.h"
#include "SGMLDefn.h"
//---------------------------------------------------------
EntityList::EntityList()
{
head = NULL;
tail = NULL;
next = NULL;
}
//---------------------------------------------------------
EntityList::~EntityList()
{
SGMLDefn *pt = head;
while ( pt ) {
SGMLDefn *tmp = pt;
pt = pt->next;
delete tmp;
}
}
//---------------------------------------------------------
// EntityList:lookup
SGMLDefn *
EntityList::lookup(int ename ) const
{
SGMLDefn *pt = head;
while ( pt ) {
if ( pt->getName() == ename ) {
return ( pt );
}
pt = pt->next;
}
return ( NULL );
}
//---------------------------------------------------------
// EntityList::add
void
EntityList::insert( SGMLDefn *entry )
{
if ( !tail ) {
head = tail = entry;
}
else {
tail->next = entry;
tail = entry;
}
}