mirror of https://github.com/jarro2783/cxxopts.git
89 lines
2.3 KiB
C++
89 lines
2.3 KiB
C++
/*
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Copyright (c) 2014 Jarryd Beck
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#include <iostream>
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#include "cxxopts.hpp"
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int main(int argc, char* argv[])
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{
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try
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{
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cxxopts::Options options;
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options.add_options()
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("a,apple", "an apple")
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("b,bob", "Bob")
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("f,file", "File", cxxopts::value<std::vector<std::string>>())
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("positional", "Positional arguments", cxxopts::value<std::string>())
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("help", "Print help")
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;
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options.parse_positional("positional");
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options.parse(argc, argv);
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if (options.count("a"))
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{
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std::cout << "Saw option ‘a’" << std::endl;
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}
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if (options.count("b"))
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{
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std::cout << "Saw option ‘b’" << std::endl;
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}
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if (options.count("f"))
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{
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auto& ff = options["f"].as<std::vector<std::string>>();
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std::cout << "Files" << std::endl;
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for (const auto& f : ff)
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{
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std::cout << f << std::endl;
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}
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}
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if (options.count("help"))
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{
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std::cout << options.help() << std::endl;
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}
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if (options.count("positional"))
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{
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std::cout << "Positional = " << options["positional"].as<std::string>()
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<< std::endl;
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}
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std::cout << argc << std::endl;
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} catch (const cxxopts::OptionException& e)
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{
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std::cout << "error parsing options: " << e.what() << std::endl;
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exit(1);
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}
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return 0;
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}
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