7b2d710cd0
- Not compiled by default, nor hooked up to anything yet. - Both libraries licensed under modified BSD license. - Added top-level CMake file for both, to create a plain static library for each.
77 lines
3.8 KiB
C
77 lines
3.8 KiB
C
/*************************************************************************/
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/* */
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/* Language Technologies Institute */
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/* Carnegie Mellon University */
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/* Copyright (c) 2000 */
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/* All Rights Reserved. */
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/* */
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/* Permission is hereby granted, free of charge, to use and distribute */
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/* this software and its documentation without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of this work, and to */
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/* permit persons to whom this work is furnished to do so, subject to */
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/* the following conditions: */
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/* 1. The code must retain the above copyright notice, this list of */
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/* conditions and the following disclaimer. */
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/* 2. Any modifications must be clearly marked as such. */
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/* 3. Original authors' names are not deleted. */
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/* 4. The authors' names are not used to endorse or promote products */
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/* derived from this software without specific prior written */
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/* permission. */
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/* */
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/* CARNEGIE MELLON UNIVERSITY AND THE CONTRIBUTORS TO THIS WORK */
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/* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */
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/* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT */
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/* SHALL CARNEGIE MELLON UNIVERSITY NOR THE CONTRIBUTORS BE LIABLE */
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/* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */
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/* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */
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/* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */
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/* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */
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/* THIS SOFTWARE. */
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/* */
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/*************************************************************************/
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/* Author: Alan W Black (awb@cs.cmu.edu) */
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/* Date: January 2000 */
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/*************************************************************************/
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/* */
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/* CART tree support */
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/* */
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/*************************************************************************/
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#ifndef _CST_CART_H__
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#define _CST_CART_H__
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#include "cst_file.h"
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#include "cst_val.h"
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#include "cst_features.h"
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#include "cst_item.h"
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#include "cst_relation.h"
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#define CST_CART_OP_NONE 255
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#define CST_CART_OP_LEAF 255
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#define CST_CART_OP_IS 0
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#define CST_CART_OP_IN 1
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#define CST_CART_OP_LESS 2
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#define CST_CART_OP_GREATER 3
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#define CST_CART_OP_MATCHES 4
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#define CST_CART_OP_EQUALS 5
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typedef struct cst_cart_node_struct {
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unsigned char feat;
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unsigned char op;
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/* yes is always the next node */
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unsigned short no_node; /* or answer index */
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const cst_val *val;
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} cst_cart_node;
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typedef struct cst_cart_struct {
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const cst_cart_node *rule_table;
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const char * const *feat_table;
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} cst_cart;
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void delete_cart(cst_cart *c);
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CST_VAL_USER_TYPE_DCLS(cart,cst_cart)
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const cst_val *cart_interpret(cst_item *item, const cst_cart *tree);
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#endif
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