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github #5: handle unrecognized command line arguments

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This commit is contained in:
Marcus Holland-Moritz 2020-11-30 14:00:41 +01:00
parent 9a4ce33477
commit 774ad7cbbf
1 changed files with 10 additions and 1 deletions
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11
src/mkdwarfs.cpp
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@ -339,10 +339,19 @@ int mkdwarfs(int argc, char** argv) {
// clang-format on
po::variables_map vm;
auto parsed = po::parse_command_line(argc, argv, opts);
po::store(po::parse_command_line(argc, argv, opts), vm);
po::store(parsed, vm);
po::notify(vm);
auto unrecognized =
po::collect_unrecognized(parsed.options, po::include_positional);
if (!unrecognized.empty()) {
throw std::runtime_error(
"unrecognized argument(s): " + boost::join(unrecognized, " "));
}
if (vm.count("help") or !vm.count("input") or !vm.count("output")) {
size_t l_dc = 0, l_sc = 0, l_mc = 0, l_ws = 0;
for (auto const& l : levels) {