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70 lines
1.9 KiB
C
70 lines
1.9 KiB
C
/* Copyright (C) 2000-2003 MySQL AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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/* Written by Sergei A. Golubchik, who has a shared copyright to this code */
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/* some definitions for full-text indices */
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/* #include "myisam.h" */
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#ifndef _ft_global_h
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#define _ft_global_h
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define FT_QUERY_MAXLEN 1024
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#define HA_FT_MAXLEN 254
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typedef struct st_ft_info FT_INFO;
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struct _ft_vft
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{
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int (*read_next)(FT_INFO *, char *);
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float (*find_relevance)(FT_INFO *, byte *, uint);
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void (*close_search)(FT_INFO *);
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float (*get_relevance)(FT_INFO *);
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void (*reinit_search)(FT_INFO *);
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};
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#ifndef FT_CORE
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struct st_ft_info
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{
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struct _ft_vft *please; /* INTERCAL style :-) */
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};
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#endif
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extern const char *ft_stopword_file;
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extern const char *ft_precompiled_stopwords[];
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extern ulong ft_min_word_len;
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extern ulong ft_max_word_len;
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extern ulong ft_max_word_len_for_sort;
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extern const char *ft_boolean_syntax;
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int ft_init_stopwords(void);
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void ft_free_stopwords(void);
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#define FT_NL 0 /* this MUST be 0, see ft_init_search() */
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#define FT_BOOL 1 /* this MUST be 1, see ft_init_search() */
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#define FT_SORTED 2
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#define FT_EXPAND 4 /* query expansion */
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FT_INFO *ft_init_search(uint,void *, uint, byte *, uint);
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#ifdef __cplusplus
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}
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#endif
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#endif
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