libhunspell: initial commit

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

1 files changed, 380 insertions, 0 deletions

diff --git a/libs/hunspell/src/csutil.hxx b/libs/hunspell/src/csutil.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 __CSUTILHXX__
+#define __CSUTILHXX__
+
+#include "hunvisapi.h"
+
+// First some base level utility routines
+
+#include <string>
+#include <vector>
+#include <string.h>
+#include "w_char.hxx"
+#include "htypes.hxx"
+
+#ifdef MOZILLA_CLIENT
+#include "nscore.h"  // for mozalloc headers
+#endif
+
+// casing
+#define NOCAP 0
+#define INITCAP 1
+#define ALLCAP 2
+#define HUHCAP 3
+#define HUHINITCAP 4
+
+// default encoding and keystring
+#define SPELL_ENCODING "ISO8859-1"
+#define SPELL_KEYSTRING "qwertyuiop|asdfghjkl|zxcvbnm"
+
+// default morphological fields
+#define MORPH_STEM "st:"
+#define MORPH_ALLOMORPH "al:"
+#define MORPH_POS "po:"
+#define MORPH_DERI_PFX "dp:"
+#define MORPH_INFL_PFX "ip:"
+#define MORPH_TERM_PFX "tp:"
+#define MORPH_DERI_SFX "ds:"
+#define MORPH_INFL_SFX "is:"
+#define MORPH_TERM_SFX "ts:"
+#define MORPH_SURF_PFX "sp:"
+#define MORPH_FREQ "fr:"
+#define MORPH_PHON "ph:"
+#define MORPH_HYPH "hy:"
+#define MORPH_PART "pa:"
+#define MORPH_FLAG "fl:"
+#define MORPH_HENTRY "_H:"
+#define MORPH_TAG_LEN strlen(MORPH_STEM)
+
+#define MSEP_FLD ' '
+#define MSEP_REC '\n'
+#define MSEP_ALT '\v'
+
+// default flags
+#define DEFAULTFLAGS 65510
+#define FORBIDDENWORD 65510
+#define ONLYUPCASEFLAG 65511
+
+// fopen or optional _wfopen to fix long pathname problem of WIN32
+LIBHUNSPELL_DLL_EXPORTED FILE* myfopen(const char* path, const char* mode);
+
+// convert UTF-16 characters to UTF-8
+LIBHUNSPELL_DLL_EXPORTED char* u16_u8(char* dest,
+                                      int size,
+                                      const w_char* src,
+                                      int srclen);
+// convert UTF-16 characters to UTF-8
+LIBHUNSPELL_DLL_EXPORTED std::string& u16_u8(std::string& dest,
+                                             const std::vector<w_char>& src);
+
+// convert UTF-8 characters to UTF-16
+LIBHUNSPELL_DLL_EXPORTED int u8_u16(w_char* dest, int size, const char* src);
+// convert UTF-8 characters to UTF-16
+LIBHUNSPELL_DLL_EXPORTED int u8_u16(std::vector<w_char>& dest,
+                                    const std::string& src);
+
+// sort 2-byte vector
+LIBHUNSPELL_DLL_EXPORTED void flag_qsort(unsigned short flags[],
+                                         int begin,
+                                         int end);
+
+// binary search in 2-byte vector
+LIBHUNSPELL_DLL_EXPORTED int flag_bsearch(unsigned short flags[],
+                                          unsigned short flag,
+                                          int right);
+
+// remove end of line char(s)
+LIBHUNSPELL_DLL_EXPORTED void mychomp(char* s);
+
+// duplicate string
+LIBHUNSPELL_DLL_EXPORTED char* mystrdup(const char* s);
+
+// strcat for limited length destination string
+LIBHUNSPELL_DLL_EXPORTED char* mystrcat(char* dest, const char* st, int max);
+
+// duplicate reverse of string
+LIBHUNSPELL_DLL_EXPORTED char* myrevstrdup(const char* s);
+
+// parse into tokens with char delimiter
+LIBHUNSPELL_DLL_EXPORTED char* mystrsep(char** sptr, const char delim);
+// parse into tokens with char delimiter
+LIBHUNSPELL_DLL_EXPORTED char* mystrsep2(char** sptr, const char delim);
+
+// replace pat by rep in word and return word
+LIBHUNSPELL_DLL_EXPORTED char* mystrrep(char* word,
+                                        const char* pat,
+                                        const char* rep);
+LIBHUNSPELL_DLL_EXPORTED std::string& mystrrep(std::string& str,
+                                               const std::string& search,
+                                               const std::string& replace);
+
+// append s to ends of every lines in text
+LIBHUNSPELL_DLL_EXPORTED void strlinecat(char* lines, const char* s);
+
+// append s to ends of every lines in text
+LIBHUNSPELL_DLL_EXPORTED std::string& strlinecat(std::string& str,
+                                                 const std::string& apd);
+
+// tokenize into lines with new line
+LIBHUNSPELL_DLL_EXPORTED int line_tok(const char* text,
+                                      char*** lines,
+                                      char breakchar);
+
+// tokenize into lines with new line and uniq in place
+LIBHUNSPELL_DLL_EXPORTED char* line_uniq(char* text, char breakchar);
+LIBHUNSPELL_DLL_EXPORTED char* line_uniq_app(char** text, char breakchar);
+
+// change oldchar to newchar in place
+LIBHUNSPELL_DLL_EXPORTED char* tr(char* text, char oldc, char newc);
+
+// reverse word
+LIBHUNSPELL_DLL_EXPORTED int reverseword(char*);
+// reverse word
+LIBHUNSPELL_DLL_EXPORTED std::string& reverseword(std::string& word);
+
+// reverse word
+LIBHUNSPELL_DLL_EXPORTED int reverseword_utf(char*);
+// reverse word
+LIBHUNSPELL_DLL_EXPORTED std::string& reverseword_utf(std::string&);
+
+// remove duplicates
+LIBHUNSPELL_DLL_EXPORTED int uniqlist(char** list, int n);
+
+// free character array list
+LIBHUNSPELL_DLL_EXPORTED void freelist(char*** list, int n);
+
+// character encoding information
+struct cs_info {
+  unsigned char ccase;
+  unsigned char clower;
+  unsigned char cupper;
+};
+
+LIBHUNSPELL_DLL_EXPORTED int initialize_utf_tbl();
+LIBHUNSPELL_DLL_EXPORTED void free_utf_tbl();
+LIBHUNSPELL_DLL_EXPORTED unsigned short unicodetoupper(unsigned short c,
+                                                       int langnum);
+LIBHUNSPELL_DLL_EXPORTED unsigned short unicodetolower(unsigned short c,
+                                                       int langnum);
+LIBHUNSPELL_DLL_EXPORTED int unicodeisalpha(unsigned short c);
+
+LIBHUNSPELL_DLL_EXPORTED struct cs_info* get_current_cs(const char* es);
+
+// get language identifiers of language codes
+LIBHUNSPELL_DLL_EXPORTED int get_lang_num(const char* lang);
+
+// get characters of the given 8bit encoding with lower- and uppercase forms
+LIBHUNSPELL_DLL_EXPORTED char* get_casechars(const char* enc);
+
+// convert null terminated string to all caps using encoding
+LIBHUNSPELL_DLL_EXPORTED void enmkallcap(char* d,
+                                         const char* p,
+                                         const char* encoding);
+
+// convert null terminated string to all little using encoding
+LIBHUNSPELL_DLL_EXPORTED void enmkallsmall(char* d,
+                                           const char* p,
+                                           const char* encoding);
+
+// convert null terminated string to have initial capital using encoding
+LIBHUNSPELL_DLL_EXPORTED void enmkinitcap(char* d,
+                                          const char* p,
+                                          const char* encoding);
+
+// convert null terminated string to all caps
+LIBHUNSPELL_DLL_EXPORTED void mkallcap(char* p, const struct cs_info* csconv);
+// convert std::string to all caps
+LIBHUNSPELL_DLL_EXPORTED std::string& mkallcap(std::string& s,
+                                               const struct cs_info* csconv);
+
+// convert null terminated string to all little
+LIBHUNSPELL_DLL_EXPORTED void mkallsmall(char* p, const struct cs_info* csconv);
+// convert null terminated string to all little
+LIBHUNSPELL_DLL_EXPORTED std::string& mkallsmall(std::string& s,
+                                                 const struct cs_info* csconv);
+
+// convert null terminated string to have initial capital
+LIBHUNSPELL_DLL_EXPORTED void mkinitcap(char* p, const struct cs_info* csconv);
+
+// convert first nc characters of UTF-8 string to little
+LIBHUNSPELL_DLL_EXPORTED void mkallsmall_utf(w_char* u, int nc, int langnum);
+// convert first nc characters of UTF-8 string to little
+LIBHUNSPELL_DLL_EXPORTED std::vector<w_char>&
+mkallsmall_utf(std::vector<w_char>& u, int nc, int langnum);
+
+// convert first nc characters of UTF-8 string to capital
+LIBHUNSPELL_DLL_EXPORTED void mkallcap_utf(w_char* u, int nc, int langnum);
+// convert first nc characters of UTF-8 string to capital
+LIBHUNSPELL_DLL_EXPORTED std::vector<w_char>&
+mkallcap_utf(std::vector<w_char>& u, int nc, int langnum);
+
+// get type of capitalization
+LIBHUNSPELL_DLL_EXPORTED int get_captype(char* q, int nl, cs_info*);
+
+// get type of capitalization (UTF-8)
+LIBHUNSPELL_DLL_EXPORTED int get_captype_utf8(w_char* q, int nl, int langnum);
+
+// strip all ignored characters in the string
+LIBHUNSPELL_DLL_EXPORTED void remove_ignored_chars_utf(
+    char* word,
+    unsigned short ignored_chars[],
+    int ignored_len);
+// strip all ignored characters in the string
+LIBHUNSPELL_DLL_EXPORTED std::string& remove_ignored_chars_utf(
+    std::string& word,
+    unsigned short ignored_chars[],
+    int ignored_len);
+
+// strip all ignored characters in the string
+LIBHUNSPELL_DLL_EXPORTED void remove_ignored_chars(char* word,
+                                                   char* ignored_chars);
+// strip all ignored characters in the string
+LIBHUNSPELL_DLL_EXPORTED std::string& remove_ignored_chars(
+    std::string& word,
+    const std::string& ignored_chars);
+
+LIBHUNSPELL_DLL_EXPORTED int parse_string(char* line, char** out, int ln);
+
+LIBHUNSPELL_DLL_EXPORTED int parse_array(char* line,
+                                         char** out,
+                                         unsigned short** out_utf16,
+                                         int* out_utf16_len,
+                                         int utf8,
+                                         int ln);
+
+LIBHUNSPELL_DLL_EXPORTED int fieldlen(const char* r);
+
+LIBHUNSPELL_DLL_EXPORTED char* copy_field(char* dest,
+                                          const char* morph,
+                                          const char* var);
+LIBHUNSPELL_DLL_EXPORTED bool copy_field(std::string& dest,
+                                         const std::string& morph,
+                                         const std::string& var);
+
+LIBHUNSPELL_DLL_EXPORTED int morphcmp(const char* s, const char* t);
+
+LIBHUNSPELL_DLL_EXPORTED int get_sfxcount(const char* morph);
+
+// conversion function for protected memory
+LIBHUNSPELL_DLL_EXPORTED void store_pointer(char* dest, char* source);
+
+// conversion function for protected memory
+LIBHUNSPELL_DLL_EXPORTED char* get_stored_pointer(const char* s);
+
+// hash entry macros
+LIBHUNSPELL_DLL_EXPORTED inline char* HENTRY_DATA(struct hentry* h) {
+  char* ret;
+  if (!h->var)
+    ret = NULL;
+  else if (h->var & H_OPT_ALIASM)
+    ret = get_stored_pointer(HENTRY_WORD(h) + h->blen + 1);
+  else
+    ret = HENTRY_WORD(h) + h->blen + 1;
+  return ret;
+}
+
+LIBHUNSPELL_DLL_EXPORTED inline const char* HENTRY_DATA(
+    const struct hentry* h) {
+  const char* ret;
+  if (!h->var)
+    ret = NULL;
+  else if (h->var & H_OPT_ALIASM)
+    ret = get_stored_pointer(HENTRY_WORD(h) + h->blen + 1);
+  else
+    ret = HENTRY_WORD(h) + h->blen + 1;
+  return ret;
+}
+
+// NULL-free version for warning-free OOo build
+LIBHUNSPELL_DLL_EXPORTED inline const char* HENTRY_DATA2(
+    const struct hentry* h) {
+  const char* ret;
+  if (!h->var)
+    ret = "";
+  else if (h->var & H_OPT_ALIASM)
+    ret = get_stored_pointer(HENTRY_WORD(h) + h->blen + 1);
+  else
+    ret = HENTRY_WORD(h) + h->blen + 1;
+  return ret;
+}
+
+LIBHUNSPELL_DLL_EXPORTED inline char* HENTRY_FIND(struct hentry* h,
+                                                  const char* p) {
+  return (HENTRY_DATA(h) ? strstr(HENTRY_DATA(h), p) : NULL);
+}
+
+#define w_char_eq(a, b) (((a).l == (b).l) && ((a).h == (b).h))
+
+#endif