libhunspell: initial commit

git-svn-id: http://svn.miranda-ng.org/main/trunk@16187 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c

1 files changed, 201 insertions, 0 deletions

diff --git a/libs/hunspell/src/suggestmgr.hxx b/libs/hunspell/src/suggestmgr.hxx
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+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is Hunspell, based on MySpell.
+ *
+ * The Initial Developers of the Original Code are
+ * Kevin Hendricks (MySpell) and Németh László (Hunspell).
+ * Portions created by the Initial Developers are Copyright (C) 2002-2005
+ * the Initial Developers. All Rights Reserved.
+ *
+ * Contributor(s): David Einstein, Davide Prina, Giuseppe Modugno,
+ * Gianluca Turconi, Simon Brouwer, Noll János, Bíró Árpád,
+ * Goldman Eleonóra, Sarlós Tamás, Bencsáth Boldizsár, Halácsy Péter,
+ * Dvornik László, Gefferth András, Nagy Viktor, Varga Dániel, Chris Halls,
+ * Rene Engelhard, Bram Moolenaar, Dafydd Jones, Harri Pitkänen
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+/*
+ * Copyright 2002 Kevin B. Hendricks, Stratford, Ontario, Canada
+ * And Contributors.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * 3. All modifications to the source code must be clearly marked as
+ *    such.  Binary redistributions based on modified source code
+ *    must be clearly marked as modified versions in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY KEVIN B. HENDRICKS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
+ * KEVIN B. HENDRICKS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef _SUGGESTMGR_HXX_
+#define _SUGGESTMGR_HXX_
+
+#define MAXSWL 100
+#define MAXSWUTF8L (MAXSWL * 4)
+#define MAX_ROOTS 100
+#define MAX_WORDS 100
+#define MAX_GUESS 200
+#define MAXNGRAMSUGS 4
+#define MAXPHONSUGS 2
+#define MAXCOMPOUNDSUGS 3
+
+// timelimit: max ~1/4 sec (process time on Linux) for a time consuming function
+#define TIMELIMIT (CLOCKS_PER_SEC >> 2)
+#define MINTIMER 100
+#define MAXPLUSTIMER 100
+
+#define NGRAM_LONGER_WORSE (1 << 0)
+#define NGRAM_ANY_MISMATCH (1 << 1)
+#define NGRAM_LOWERING (1 << 2)
+#define NGRAM_WEIGHTED (1 << 3)
+
+#include "hunvisapi.h"
+
+#include "atypes.hxx"
+#include "affixmgr.hxx"
+#include "hashmgr.hxx"
+#include "langnum.hxx"
+#include <time.h>
+
+enum { LCS_UP, LCS_LEFT, LCS_UPLEFT };
+
+class LIBHUNSPELL_DLL_EXPORTED SuggestMgr {
+ private:
+  SuggestMgr(const SuggestMgr&);
+  SuggestMgr& operator=(const SuggestMgr&);
+
+ private:
+  char* ckey;
+  int ckeyl;
+  w_char* ckey_utf;
+
+  char* ctry;
+  int ctryl;
+  w_char* ctry_utf;
+
+  AffixMgr* pAMgr;
+  int maxSug;
+  struct cs_info* csconv;
+  int utf8;
+  int langnum;
+  int nosplitsugs;
+  int maxngramsugs;
+  int maxcpdsugs;
+  int complexprefixes;
+
+ public:
+  SuggestMgr(const char* tryme, int maxn, AffixMgr* aptr);
+  ~SuggestMgr();
+
+  int suggest(char*** slst, const char* word, int nsug, int* onlycmpdsug);
+  int ngsuggest(char** wlst, char* word, int ns, HashMgr** pHMgr, int md);
+  int suggest_auto(char*** slst, const char* word, int nsug);
+  int suggest_stems(char*** slst, const char* word, int nsug);
+  int suggest_pos_stems(char*** slst, const char* word, int nsug);
+
+  char* suggest_morph(const char* word);
+  char* suggest_gen(char** pl, int pln, const char* pattern);
+  char* suggest_morph_for_spelling_error(const char* word);
+
+ private:
+  int testsug(char** wlst,
+              const char* candidate,
+              int wl,
+              int ns,
+              int cpdsuggest,
+              int* timer,
+              clock_t* timelimit);
+  int checkword(const char*, int, int, int*, clock_t*);
+  int check_forbidden(const char*, int);
+
+  int capchars(char**, const char*, int, int);
+  int replchars(char**, const char*, int, int);
+  int doubletwochars(char**, const char*, int, int);
+  int forgotchar(char**, const char*, int, int);
+  int swapchar(char**, const char*, int, int);
+  int longswapchar(char**, const char*, int, int);
+  int movechar(char**, const char*, int, int);
+  int extrachar(char**, const char*, int, int);
+  int badcharkey(char**, const char*, int, int);
+  int badchar(char**, const char*, int, int);
+  int twowords(char**, const char*, int, int);
+  int fixstems(char**, const char*, int);
+
+  int capchars_utf(char**, const w_char*, int wl, int, int);
+  int doubletwochars_utf(char**, const w_char*, int wl, int, int);
+  int forgotchar_utf(char**, const w_char*, int wl, int, int);
+  int extrachar_utf(char**, const w_char*, int wl, int, int);
+  int badcharkey_utf(char**, const w_char*, int wl, int, int);
+  int badchar_utf(char**, const w_char*, int wl, int, int);
+  int swapchar_utf(char**, const w_char*, int wl, int, int);
+  int longswapchar_utf(char**, const w_char*, int, int, int);
+  int movechar_utf(char**, const w_char*, int, int, int);
+
+  int mapchars(char**, const char*, int, int);
+  int map_related(const char*,
+                  char*,
+                  int,
+                  int,
+                  char** wlst,
+                  int,
+                  int,
+                  const mapentry*,
+                  int,
+                  int*,
+                  clock_t*);
+  int ngram(int n, const std::string& s1, const std::string& s2, int opt);
+  int mystrlen(const char* word);
+  int leftcommonsubstring(const char* s1, const char* s2);
+  int commoncharacterpositions(const char* s1, const char* s2, int* is_swap);
+  void bubblesort(char** rwd, char** rwd2, int* rsc, int n);
+  void lcs(const char* s, const char* s2, int* l1, int* l2, char** result);
+  int lcslen(const char* s, const char* s2);
+  int lcslen(const std::string& s, const std::string& s2);
+  char* suggest_hentry_gen(hentry* rv, const char* pattern);
+};
+
+#endif