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425d593ebe
git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk/trunk@2 d0cd1f9f-072b-0410-8dd7-cf729c803f20
113 lines
4.0 KiB
C
113 lines
4.0 KiB
C
/* -*-C-*-
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********************************************************************************
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*
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* File: structures.h (Formerly structures.h)
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* Description: Allocate all the different types of structures.
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* Author: Mark Seaman, OCR Technology
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* Created: Wed May 30 10:12:12 1990
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* Modified: Tue May 21 11:07:47 1991 (Mark Seaman) marks@hpgrlt
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* Language: C
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* Package: N/A
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* Status: Experimental (Do Not Distribute)
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*
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* (c) Copyright 1990, Hewlett-Packard Company.
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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** http://www.apache.org/licenses/LICENSE-2.0
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*
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*********************************************************************************/
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#ifndef STRUCTURES_H
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#define STRUCTURES_H
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/*----------------------------------------------------------------------
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I n c l u d e s
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----------------------------------------------------------------------*/
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#include "tessclas.h"
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#include "oldlist.h"
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#include "freelist.h"
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#include "danerror.h"
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#define NUM_DATA_TYPES 20
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extern int max_data_types;
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extern void_void memory_print_functions[NUM_DATA_TYPES];
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/*----------------------------------------------------------------------
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M a c r o s
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----------------------------------------------------------------------*/
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/**********************************************************************
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* makestructure
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*
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* Allocate a chunk of memory for a particular data type. This macro
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* defines an allocation, deallocation, and status printing function
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* for each new data type.
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**********************************************************************/
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#define makestructure(newfunc,old,print,type,nextfree,blocksize,typestring,usecount) \
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type *newfunc() \
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{ \
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return new type; \
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} \
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\
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\
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\
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void old(type* deadelement) \
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{ \
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delete deadelement; \
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} \
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/**********************************************************************
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* newstructure
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*
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* Allocate a chunk of memory for a particular data type.
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**********************************************************************/
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#define newstructure(name,type,nextfree,blocksize,errorstring,usecount)\
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type *name() /*returns a new type*/\
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{\
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return new type;\
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}
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/**********************************************************************
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* oldstructure
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*
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* Returns a structure to the freelist
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**********************************************************************/
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#define oldstructure(name,type,nextfree,stringtype,usecount)\
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\
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type *name(type* deadelement)\
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{\
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type *returnelement; /*return next ptr*/\
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\
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returnelement=deadelement->next; /*return link*/\
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delete deadelement; \
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return returnelement;\
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}
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/*----------------------------------------------------------------------
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F u n c t i o n s
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----------------------------------------------------------------------*/
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extern TBLOB *newblob();
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extern TBLOB *oldblob(TBLOB *);
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extern TESSLINE *newoutline();
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extern void oldoutline(TESSLINE *);
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extern EDGEPT *newedgept();
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extern EDGEPT *oldedgept(EDGEPT *);
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extern TWERD *newword();
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extern void oldword(TWERD *);
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extern LIST new_cell();
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extern void free_cell(LIST);
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#endif
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