fsmTree.h

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/* Copyright 2013 Jorge Merlino

   This file is part of Context.

   Context is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.

   Context is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with Context.  If not, see <http://www.gnu.org/licenses/>.
*/
 
#ifndef FSM_TREE_H
#define FSM_TREE_H

#ifndef WIN32
#include <obstack.h>
#endif
#include "types.h"

typedef struct fsmTree {
  Uint left, 
       right, 
       length, 
       *count, 
       totalSyms, 
       totalCount; /*suma de counts*/
    /*numEscapes;*/ /*suma de escapes*/

  Uchar *symbols; /* simbolo en cada posicion */

  struct fsmTree *tail, 
                 *origin, 
                 *parent, 
                 **children, 
                 **transitions; 
  BOOL *traversed, 
       used; 
#ifndef WIN32
  struct obstack nodeStack; 
#endif
} *fsmTree_t;

fsmTree_t initFsmTree();

void freeFsmTree(fsmTree_t);

void addSymbol(fsmTree_t, const Uchar);

void makeFsm(fsmTree_t);

void writeFsmTree(const fsmTree_t, FILE *);

BOOL isRootFsmTree(const fsmTree_t);

Uint getHeight (const fsmTree_t);

void printContext (fsmTree_t);

void compareTrees (const fsmTree_t, const fsmTree_t);

void copyStatistics (const fsmTree_t orig, fsmTree_t dest, const Uchar * text2);

#ifdef DEBUG

void printFsmTree(const fsmTree_t);

#endif 

#endif