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ref: 826ecd8f682bf7396ea9ca0520f589da626ef261
dir: /src/utils/cst_val_const.c/

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/*************************************************************************/
/*                                                                       */
/*                  Language Technologies Institute                      */
/*                     Carnegie Mellon University                        */
/*                        Copyright (c) 2001                             */
/*                        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.                                                      */
/*                                                                       */
/*  CARNEGIE MELLON UNIVERSITY 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 CARNEGIE MELLON UNIVERSITY 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 (awb@cs.cmu.edu)                    */
/*               Date:  January 2001                                     */
/*************************************************************************/
/*                                                                       */
/*  Without a real garbage collector we need some basic constant val     */
/*  to avoid having to create them on the fly                            */
/*                                                                       */
/*************************************************************************/
#include "cst_val.h"
#include "cst_features.h"
#include "cst_string.h"

DEF_CONST_VAL_STRING(val_string_0,"0");
DEF_CONST_VAL_STRING(val_string_1,"1");
DEF_CONST_VAL_STRING(val_string_2,"2");
DEF_CONST_VAL_STRING(val_string_3,"3");
DEF_CONST_VAL_STRING(val_string_4,"4");
DEF_CONST_VAL_STRING(val_string_5,"5");
DEF_CONST_VAL_STRING(val_string_6,"6");
DEF_CONST_VAL_STRING(val_string_7,"7");
DEF_CONST_VAL_STRING(val_string_8,"8");
DEF_CONST_VAL_STRING(val_string_9,"9");
DEF_CONST_VAL_STRING(val_string_10,"10");
DEF_CONST_VAL_STRING(val_string_11,"11");
DEF_CONST_VAL_STRING(val_string_12,"12");
DEF_CONST_VAL_STRING(val_string_13,"13");
DEF_CONST_VAL_STRING(val_string_14,"14");
DEF_CONST_VAL_STRING(val_string_15,"15");
DEF_CONST_VAL_STRING(val_string_16,"16");
DEF_CONST_VAL_STRING(val_string_17,"17");
DEF_CONST_VAL_STRING(val_string_18,"18");
DEF_CONST_VAL_STRING(val_string_19,"19");
DEF_CONST_VAL_STRING(val_string_20,"20");
DEF_CONST_VAL_STRING(val_string_21,"21");
DEF_CONST_VAL_STRING(val_string_22,"22");
DEF_CONST_VAL_STRING(val_string_23,"23");
DEF_CONST_VAL_STRING(val_string_24,"24");

DEF_CONST_VAL_INT(val_int_0,0);
DEF_CONST_VAL_INT(val_int_1,1);
DEF_CONST_VAL_INT(val_int_2,2);
DEF_CONST_VAL_INT(val_int_3,3);
DEF_CONST_VAL_INT(val_int_4,4);
DEF_CONST_VAL_INT(val_int_5,5);
DEF_CONST_VAL_INT(val_int_6,6);
DEF_CONST_VAL_INT(val_int_7,7);
DEF_CONST_VAL_INT(val_int_8,8);
DEF_CONST_VAL_INT(val_int_9,9);
DEF_CONST_VAL_INT(val_int_10,10);
DEF_CONST_VAL_INT(val_int_11,11);
DEF_CONST_VAL_INT(val_int_12,12);
DEF_CONST_VAL_INT(val_int_13,13);
DEF_CONST_VAL_INT(val_int_14,14);
DEF_CONST_VAL_INT(val_int_15,15);
DEF_CONST_VAL_INT(val_int_16,16);
DEF_CONST_VAL_INT(val_int_17,17);
DEF_CONST_VAL_INT(val_int_18,18);
DEF_CONST_VAL_INT(val_int_19,19);
DEF_CONST_VAL_INT(val_int_20,20);
DEF_CONST_VAL_INT(val_int_21,21);
DEF_CONST_VAL_INT(val_int_22,22);
DEF_CONST_VAL_INT(val_int_23,23);
DEF_CONST_VAL_INT(val_int_24,24);

static const int val_int_const_max = 25;
static const cst_val * const val_int_const [] = {
    VAL_INT_0,
    VAL_INT_1,
    VAL_INT_2,
    VAL_INT_3,
    VAL_INT_4,
    VAL_INT_5,
    VAL_INT_6,
    VAL_INT_7,
    VAL_INT_8,
    VAL_INT_9,
    VAL_INT_10,
    VAL_INT_11,
    VAL_INT_12,
    VAL_INT_13,
    VAL_INT_14,
    VAL_INT_15,
    VAL_INT_16,
    VAL_INT_17,
    VAL_INT_18,
    VAL_INT_19,
    VAL_INT_20,
    VAL_INT_21,
    VAL_INT_22,
    VAL_INT_23,
    VAL_INT_24};

static const cst_val * const val_string_const [] = {
    VAL_STRING_0,
    VAL_STRING_1,
    VAL_STRING_2,
    VAL_STRING_3,
    VAL_STRING_4,
    VAL_STRING_5,
    VAL_STRING_6,
    VAL_STRING_7,
    VAL_STRING_8,
    VAL_STRING_9,
    VAL_STRING_10,
    VAL_STRING_11,
    VAL_STRING_12,
    VAL_STRING_13,
    VAL_STRING_14,
    VAL_STRING_15,
    VAL_STRING_16,
    VAL_STRING_17,
    VAL_STRING_18,
    VAL_STRING_19,
    VAL_STRING_20,
    VAL_STRING_21,
    VAL_STRING_22,
    VAL_STRING_23,
    VAL_STRING_24};
  
const cst_val *val_int_n(int n)
{
    if (n < val_int_const_max)
	return val_int_const[n];
    else
	return val_int_const[val_int_const_max-1];
}

/* carts are pretty confused about strings/ints, and some features */
/* are actually used as floats and as int/strings                  */
const cst_val *val_string_n(int n)
{
    if (n < 0)
	return val_string_const[0];
    else if (n < val_int_const_max) /* yes I mean *int*, its the table size */
	return val_string_const[n];
    else
	return val_string_const[val_int_const_max-1];
}

#if 0
/* This technique isn't thread safe, so I replaced it with val_consts */
static cst_features *val_string_consts = NULL;

const cst_val *val_string_x(const char *n)
{
    const cst_val *v;

    /* *BUG* This will have to be fixed soon */
    if (val_string_consts == NULL)
	val_string_consts = new_features();
    
    v = feat_val(val_string_consts,n);
    if (v)
	return v;
    else
    {
	feat_set_string(val_string_consts,n,n);
	return feat_val(val_string_consts,n);
    }
}
#endif