Tanl Linguistic Pipeline

search/ixe/Common/LexEntry.h

/*
**      IXE
**      Common/LexEntry.h
** ----------------------------------------------------------------------
**      Copyright (c) 2002  Ideare SpA. All rights reserved.
**      Copyright (c) 2002  Giuseppe Attardi (attardi@di.unipi.it).
** ----------------------------------------------------------------------
**
**  This file is part of IXE.
**
**  IXE is free software; you can redistribute it and/or modify it
**  under the terms of the GNU General Public License, version 3,
**  as published by the Free Software Foundation.
**
**  IXE 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 this program.  If not, see <http://www.gnu.org/licenses/>.
**  ----------------------------------------------------------------------
*/

#ifndef IXE_LexEntry_H
#define IXE_LexEntry_H

// Settings
#include "platform.h"

namespace IXE {

#if defined(_WIN32) || defined(__DECCXX) || defined(__GNUC__)
// Avoid wasted bytes
#pragma pack(push, 4)
#endif

struct LexEntry {
  off32_t       word;           
# ifdef LEXLEN
  // Assume postings < 2^56
  union {
#   ifdef WORDS_BIGENDIAN
    byte        len;
#   else
    struct {
      byte      pad[7];
      byte      len;
    };
#   endif
    off64_t     postings;
  };
# else
  off64_t       postings;
# endif

  off64_t       postingsOffset() const {
#   ifdef LEXLEN
    return 0xffffffffffffffULL & postings;
#   else
    return postings;
#   endif
  }

# ifdef LEXLEN
  void set(off32_t word, byte len, off64_t postings) {
    this->word = word;
    this->postings = postings;
    this->len = len;            // overwrites postings
  }
# else
  void set(off32_t word, byte len, off64_t postings) {
    this->word = word;
    this->postings = postings;
  }
# endif
};

#if defined(_WIN32) || defined(__DECCXX) || defined(__GNUC__)
#pragma pack(pop)
#endif

} // namespace IXE

#endif  /* IXE_LexEntry_H */

 

Copyright © 2005-2011 G. Attardi. Generated on 4 Mar 2011 by doxygen 1.6.1.