tdesktop/Telegram/SourceFiles/codegen/numbers/options.cpp

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/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
It is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
*/
#include "codegen/numbers/options.h"
#include <ostream>
#include <QtCore/QCoreApplication>
#include "codegen/common/logging.h"
namespace codegen {
namespace numbers {
namespace {
constexpr int kErrorOutputPathExpected = 902;
constexpr int kErrorInputPathExpected = 903;
constexpr int kErrorSingleInputPathExpected = 904;
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constexpr int kErrorWorkingPathExpected = 905;
} // namespace
using common::logError;
Options parseOptions() {
Options result;
auto args = QCoreApplication::instance()->arguments();
for (auto i = 1, count = args.size(); i < count; ++i) { // skip first
auto &arg = args.at(i);
// Output path
if (arg == "-o") {
if (++i == count) {
logError(kErrorOutputPathExpected, "Command Line") << "output path expected after -o";
return Options();
} else {
result.outputPath = args.at(i);
}
} else if (arg.startsWith("-o")) {
result.outputPath = arg.mid(2);
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// Working path
} else if (arg == "-w") {
if (++i == count) {
logError(kErrorWorkingPathExpected, "Command Line") << "working path expected after -w";
return Options();
} else {
common::logSetWorkingPath(args.at(i));
}
} else if (arg.startsWith("-w")) {
common::logSetWorkingPath(arg.mid(2));
// Input path
} else {
if (result.inputPath.isEmpty()) {
result.inputPath = arg;
} else {
logError(kErrorSingleInputPathExpected, "Command Line") << "only one input path expected";
return Options();
}
}
}
if (result.inputPath.isEmpty()) {
logError(kErrorInputPathExpected, "Command Line") << "input path expected";
return Options();
}
return result;
}
} // namespace numbers
} // namespace codegen