- const Config::Option &opt = i->second;
- IO::print(" %s: %s (%s)", opt.name, opt.description, opt.value);
- if(opt.value!=opt.default_value)
- IO::print(" [%s]", opt.default_value);
- IO::print("\n");
+ IO::print("\nPackage configuration:\n");
+ for(const auto &kvp: options)
+ {
+ const Config::Option &opt = kvp.second;
+ string line = format(" %s: %s (%s)", opt.name, opt.description, opt.value);
+ if(!opt.choices.empty())
+ {
+ line += " {";
+ line += join(opt.choices.begin(), opt.choices.end(), " ");
+ line += '}';
+ }
+ else if(opt.value!=opt.default_value)
+ line += format(" [%s]", opt.default_value);
+ IO::print("%s\n", line);
+ }