diff options
Diffstat (limited to 'extensions/spellcheck/hunspell/src/replist.cxx')
-rw-r--r-- | extensions/spellcheck/hunspell/src/replist.cxx | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/extensions/spellcheck/hunspell/src/replist.cxx b/extensions/spellcheck/hunspell/src/replist.cxx new file mode 100644 index 000000000..b3e6b37d2 --- /dev/null +++ b/extensions/spellcheck/hunspell/src/replist.cxx @@ -0,0 +1,193 @@ +/* ***** 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. + */ + +#include <stdlib.h> +#include <string.h> +#include <stdio.h> +#include <limits> + +#include "replist.hxx" +#include "csutil.hxx" + +RepList::RepList(int n) { + dat = (replentry**)malloc(sizeof(replentry*) * n); + if (dat == 0) + size = 0; + else + size = n; + pos = 0; +} + +RepList::~RepList() { + for (int i = 0; i < pos; i++) { + free(dat[i]->pattern); + free(dat[i]->pattern2); + free(dat[i]); + } + free(dat); +} + +int RepList::get_pos() { + return pos; +} + +replentry* RepList::item(int n) { + return dat[n]; +} + +int RepList::near(const char* word) { + int p1 = 0; + int p2 = pos; + while ((p2 - p1) > 1) { + int m = (p1 + p2) / 2; + int c = strcmp(word, dat[m]->pattern); + if (c <= 0) { + if (c < 0) + p2 = m; + else + p1 = p2 = m; + } else + p1 = m; + } + return p1; +} + +int RepList::match(const char* word, int n) { + if (strncmp(word, dat[n]->pattern, strlen(dat[n]->pattern)) == 0) + return strlen(dat[n]->pattern); + return 0; +} + +int RepList::add(char* pat1, char* pat2) { + if (pos >= size || pat1 == NULL || pat2 == NULL) + return 1; + replentry* r = (replentry*)malloc(sizeof(replentry)); + if (r == NULL) + return 1; + r->pattern = mystrrep(pat1, "_", " "); + r->pattern2 = mystrrep(pat2, "_", " "); + r->start = false; + r->end = false; + dat[pos++] = r; + for (int i = pos - 1; i > 0; i--) { + r = dat[i]; + if (strcmp(r->pattern, dat[i - 1]->pattern) < 0) { + dat[i] = dat[i - 1]; + dat[i - 1] = r; + } else + break; + } + return 0; +} + +int RepList::conv(const char* word, char* dest, size_t destsize) { + size_t stl = 0; + int change = 0; + for (size_t i = 0; i < strlen(word); i++) { + int n = near(word + i); + int l = match(word + i, n); + if (l) { + size_t replen = strlen(dat[n]->pattern2); + if (stl + replen >= destsize) + return -1; + strcpy(dest + stl, dat[n]->pattern2); + stl += replen; + i += l - 1; + change = 1; + } else { + if (stl + 1 >= destsize) + return -1; + dest[stl++] = word[i]; + } + } + dest[stl] = '\0'; + return change; +} + +bool RepList::conv(const char* word, std::string& dest) { + dest.clear(); + + bool change = false; + for (size_t i = 0; i < strlen(word); i++) { + int n = near(word + i); + int l = match(word + i, n); + if (l) { + dest.append(dat[n]->pattern2); + i += l - 1; + change = true; + } else { + dest.push_back(word[i]); + } + } + return change; +} |