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334989f146
When the path does not contains a path separator (/ or \) the first character of charset was skipped.
107 lines
3.2 KiB
C++
107 lines
3.2 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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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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*
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* This is a utility for create the translations.dat file from all the po files.
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* The generated files is used by ScummVM to propose translation of its GUI.
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*/
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#include "cp_parser.h"
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#include <fstream>
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#include <stdio.h>
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Codepage::Codepage(const std::string &name, const uint32 *mapping) : _name(name) {
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if (!mapping) {
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// Default to a ISO-8859-1 mapping
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for (unsigned int i = 0; i < 256; ++i)
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_mapping[i] = i;
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} else {
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for (unsigned int i = 0; i < 256; ++i)
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_mapping[i] = *mapping++;
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}
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}
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Codepage *parseCodepageMapping(const std::string &filename) {
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size_t start = filename.find_last_of("/\\");
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if (start == std::string::npos)
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start = 0;
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else
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++start;
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// Strip off the filename extension
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const size_t pos = filename.find_last_of('.');
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const std::string charset(filename.substr(start, pos != std::string::npos ? (pos - start) : std::string::npos));
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std::ifstream in(filename.c_str());
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if (!in) {
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fprintf(stderr, "ERROR: Could not open file \"%s\"!", filename.c_str());
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return 0;
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}
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uint32 mapping[256];
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int processedMappings = 0;
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std::string line;
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while (processedMappings < 256) {
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std::getline(in, line);
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if (in.eof())
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break;
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if (in.fail()) {
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fprintf(stderr, "ERROR: Reading from file \"%s\" failed!", filename.c_str());
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return 0;
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}
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// In case the line starts with a "#" it is a comment. We also ignore
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// empty lines.
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if (line.empty() || line[0] == '#')
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continue;
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// Read the unicode number, we thereby ignore everything else on the line
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int unicode, required;
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const int parsed = sscanf(line.c_str(), "%d %d", &unicode, &required);
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if (parsed < 1 || parsed > 2) {
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fprintf(stderr, "ERROR: Line \"%s\" is malformed!", filename.c_str());
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return 0;
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}
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// In case no required integer was given, we assume the character is
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// required
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if (parsed == 1)
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required = 1;
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// -1 means default mapping
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if (unicode == -1)
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unicode = processedMappings;
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uint32 unicodeValue = unicode;
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if (required)
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unicodeValue |= 0x80000000;
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mapping[processedMappings++] = (uint32)unicodeValue;
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}
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// Check whether all character encodings are mapped, if not error out
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if (processedMappings != 256) {
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fprintf(stderr, "ERROR: File \"%s\" does not contain mappings for exactly 256 characters!", filename.c_str());
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return 0;
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}
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// Return the codepage
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return new Codepage(charset, mapping);
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}
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