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.
135 lines
6.3 KiB
C
135 lines
6.3 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) 1999 */
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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: December 1999 */
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/*************************************************************************/
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/* */
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/* Item */
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/* */
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/*************************************************************************/
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#ifndef _CST_ITEM_H__
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#define _CST_ITEM_H__
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#include "cst_file.h"
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#include "cst_features.h"
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/* Everyone needs these so forward define these */
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typedef struct cst_relation_struct cst_relation;
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typedef struct cst_utterance_struct cst_utterance;
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typedef struct cst_item_struct cst_item;
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/* So items, relations and utterances can be used as vals */
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CST_VAL_USER_TYPE_DCLS(relation,cst_relation)
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CST_VAL_USER_TYPE_DCLS(item,cst_item)
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CST_VAL_USER_TYPE_DCLS(utterance,cst_utterance)
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typedef struct cst_item_contents_struct {
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cst_features *features;
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cst_features *relations;
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} cst_item_contents;
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struct cst_item_struct {
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cst_item_contents *contents; /* the shared part of an item */
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cst_relation *relation;
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cst_item *n;
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cst_item *p;
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cst_item *u;
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cst_item *d;
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};
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/* Constructor functions */
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cst_item *new_item_relation(cst_relation *r,cst_item *i);
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cst_item_contents *new_item_contents(cst_item *i);
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/* Remove this item from this references */
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void delete_item(cst_item *item);
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void item_contents_set(cst_item *current, cst_item *i);
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void item_unref_contents(cst_item *i);
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cst_item *item_as(const cst_item *i,const char *rname);
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cst_utterance *item_utt(const cst_item *i);
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/* List accessor/manipulator function */
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cst_item *item_next(const cst_item *i);
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cst_item *item_prev(const cst_item *i);
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cst_item *item_append(cst_item *i,cst_item *new_item);
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cst_item *item_prepend(cst_item *i,cst_item *new_item);
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/* Tree accessor/manipulator function */
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cst_item *item_parent(const cst_item *i);
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cst_item *item_nth_daughter(const cst_item *i,int n);
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cst_item *item_daughter(const cst_item *i);
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cst_item *item_last_daughter(const cst_item *i);
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cst_item *item_add_daughter(cst_item *i,cst_item *new_item);
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cst_item *item_append_sibling(cst_item *i,cst_item *new_item);
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cst_item *item_prepend_sibling(cst_item *i,cst_item *new_item);
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/* Feature accessor/manipulator functions */
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int item_feat_present(const cst_item *i,const char *name);
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int item_feat_remove(const cst_item *i,const char *name);
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cst_features *item_feats(const cst_item *i);
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const cst_val *item_feat(const cst_item *i,const char *name);
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int item_feat_int(const cst_item *i,const char *name);
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float item_feat_float(const cst_item *i,const char *name);
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const char *item_feat_string(const cst_item *i,const char *name);
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void item_set(const cst_item *i,const char *name,const cst_val *val);
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void item_set_int(const cst_item *i,const char *name,int val);
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void item_set_float(const cst_item *i,const char *name,float val);
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void item_set_string(const cst_item *i,const char *name,const char *val);
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#define item_name(I) item_feat_string(I,"name")
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int item_equal(const cst_item *a, const cst_item *b);
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const char *ffeature_string(const cst_item *item,const char *featpath);
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int ffeature_int(const cst_item *item,const char *featpath);
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float ffeature_float(const cst_item *item,const char *featpath);
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const cst_val *ffeature(const cst_item *item,const char *featpath);
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cst_item* path_to_item(const cst_item *item,const char *featpath);
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/* Feature function, for features that are derived algorithmically from others. */
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typedef const cst_val *(*cst_ffunction)(const cst_item *i);
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CST_VAL_USER_FUNCPTR_DCLS(ffunc,cst_ffunction)
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void ff_register(cst_features *ffeatures, const char *name,
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cst_ffunction f);
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void ff_unregister(cst_features *ffeatures, const char *name);
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/* Generalized item hook function, like cst_uttfunc. */
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typedef cst_val *(*cst_itemfunc)(cst_item *i);
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CST_VAL_USER_FUNCPTR_DCLS(itemfunc,cst_itemfunc)
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#endif
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