33 lines
1.1 KiB
C++
33 lines
1.1 KiB
C++
#include <os/ArgumentParser.h>
|
|
#include <os/Directory.h>
|
|
#include <os/File.h>
|
|
|
|
Result<int> luna_main(int argc, char** argv)
|
|
{
|
|
StringView pathname;
|
|
bool show_all { false };
|
|
bool show_almost_all { false };
|
|
|
|
os::ArgumentParser parser;
|
|
parser.add_description("List files contained in a directory (defaults to '.', the current directory)"_sv);
|
|
parser.add_system_program_info("ls"_sv);
|
|
parser.add_positional_argument(pathname, "directory"_sv, "."_sv);
|
|
parser.add_switch_argument(show_all, 'a', "all"_sv, "also list hidden files (whose filename begins with a dot)"_sv);
|
|
parser.add_switch_argument(show_almost_all, 'A', "almost-all"_sv, "list all files except '.' and '..'"_sv);
|
|
parser.parse(argc, argv);
|
|
|
|
auto dir = TRY(os::Directory::open(pathname));
|
|
|
|
auto filter = os::Directory::Filter::Hidden;
|
|
if (show_almost_all) filter = os::Directory::Filter::ParentAndBase;
|
|
else if (show_all)
|
|
filter = os::Directory::Filter::None;
|
|
|
|
auto files = TRY(dir->list(filter));
|
|
|
|
auto list = TRY(String::join(files, " "_sv));
|
|
os::println("%s", list.chars());
|
|
|
|
return 0;
|
|
}
|