cc67e4840f
git-subtree-dir: libs/CommService git-subtree-split: 7ccc0fce88bbc5969df060058cf0fb57abe3bcf9
29 lines
863 B
C++
29 lines
863 B
C++
// Copyright (c) 2017-2022, University of Cincinnati, developed by Henry Schreiner
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// under NSF AWARD 1414736 and by the respective contributors.
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// All rights reserved.
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//
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// SPDX-License-Identifier: BSD-3-Clause
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#include <CLI/CLI.hpp>
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#include <iostream>
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#include <string>
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int main(int argc, char **argv) {
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CLI::App app("callback_passthrough");
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app.allow_extras();
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std::string argName;
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std::string val;
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app.add_option("--argname", argName, "the name of the custom command line argument");
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app.callback([&app, &val, &argName]() {
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if(!argName.empty()) {
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CLI::App subApp;
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subApp.add_option("--" + argName, val, "custom argument option");
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subApp.parse(app.remaining_for_passthrough());
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}
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});
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CLI11_PARSE(app, argc, argv);
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std::cout << "the value is now " << val << '\n';
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}
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