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wagonint.cc
/*************************************************************************/
/* */
/* Centre for Speech Technology Research */
/* University of Edinburgh, UK */
/* Copyright (c) 1996,1997 */
/* 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 : October 1997 */
/*-----------------------------------------------------------------------*/
/* Some high level functions used to interpret CART trees */
/* */
/*=======================================================================*/
#include <cstdlib>
#include <iostream>
#include <fstream>
#include <cstring>
#include "EST_cutils.h"
#include "EST_Token.h"
#include "EST_Wagon.h"
int wagon_ask_question(LISP question, LISP value)
{
const char *str_oper = wgn_ques_oper_str(question);
if (streq("is",str_oper))
{
if (streq(get_c_string(value),
get_c_string(wgn_ques_operand(question))))
return TRUE;
else
return FALSE;
}
else if (streq("=",str_oper))
if (get_c_float(value) == get_c_float(wgn_ques_operand(question)))
return TRUE;
else
return FALSE;
else if (streq("<",str_oper))
if (get_c_float(value) < get_c_float(wgn_ques_operand(question)))
return TRUE;
else
return FALSE;
else if (streq(">",str_oper))
if (get_c_float(value) > get_c_float(wgn_ques_operand(question)))
return TRUE;
else
return FALSE;
else if (streq("matches",str_oper))
{
EST_Regex rgx(get_c_string(wgn_ques_operand(question)));
if (EST_String(get_c_string(value)).matches(rgx))
return TRUE;
else
return FALSE;
}
else if (streq("in",str_oper))
if (siod_member_str(get_c_string(value),
wgn_ques_operand(question)) != NIL)
return TRUE;
else
return FALSE;
else
{
cerr << "WAGON: unknown question operator: \"" <<
str_oper << "\"\n";
siod_error();
}
// not reached, just for the compiler
return FALSE;
}
EST_Regex
Definition EST_Regex.h:55
EST_String
Definition EST_String.h:70