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Bruno Haible
2000-08-19 06:20:11 +00:00
commit 501ee3e640
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src/bool-array.h Normal file
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/* This may look like C code, but it is really -*- C++ -*- */
/* Simple lookup table abstraction implemented as an Iteration Number Array.
Copyright (C) 1989-1998 Free Software Foundation, Inc.
written by Douglas C. Schmidt (schmidt@ics.uci.edu)
This file is part of GNU GPERF.
GNU GPERF 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 1, or (at your option)
any later version.
GNU GPERF 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 GNU GPERF; see the file COPYING. If not, write to the Free
Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/* Define and implement a simple boolean array abstraction,
uses an Iteration Numbering implementation to save on initialization time. */
#ifndef bool_array_h
#define bool_array_h 1
#include "trace.h"
#ifdef LO_CAL
/* If we are on a memory diet then we'll only make these use a limited
amount of storage space. */
typedef unsigned short STORAGE_TYPE;
#else
typedef unsigned int STORAGE_TYPE;
#endif
class Bool_Array
{
private:
static STORAGE_TYPE *storage_array; /* Initialization of the index space. */
static STORAGE_TYPE iteration_number; /* Keep track of the current iteration. */
static unsigned int size; /* Keep track of array size. */
public:
Bool_Array (void);
~Bool_Array (void);
static void init (STORAGE_TYPE *buffer, unsigned int s);
static int find (int hash_value);
static void reset (void);
};
#ifdef __OPTIMIZE__ /* efficiency hack! */
#include <stdio.h>
#include <string.h>
#include "options.h"
#define INLINE inline
#include "bool-array.icc"
#undef INLINE
#endif
#endif