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fc0dbd2334
This utility uses the Core::DirIterator facility which in turn uses the get_dir_entries syscall. Therefore, this utility lets us to view the actual values for inode numbers, and entry type value for directory entries.
67 lines
2.3 KiB
C++
67 lines
2.3 KiB
C++
/*
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* Copyright (c) 2024, Liav A. <liavalb@hotmail.co.il>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/Function.h>
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#include <AK/StringView.h>
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#include <LibCore/ArgsParser.h>
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#include <LibCore/DirIterator.h>
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#include <LibCore/DirectoryEntry.h>
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#include <LibCore/System.h>
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#include <LibMain/Main.h>
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static bool flag_show_unix_posix_file_type = false;
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static bool flag_show_total_count = false;
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ErrorOr<int> serenity_main(Main::Arguments arguments)
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{
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TRY(Core::System::pledge("stdio rpath"));
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Vector<StringView> paths;
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Core::ArgsParser args_parser;
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args_parser.set_general_help("List Dirent entries in a directory.");
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args_parser.add_option(flag_show_unix_posix_file_type, "Show POSIX names for file types", "posix-names", 'P');
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args_parser.add_option(flag_show_total_count, "Show total count for each directory being iterated", "total-entries-count", 't');
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args_parser.add_positional_argument(paths, "Directory to list", "path", Core::ArgsParser::Required::No);
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args_parser.parse(arguments);
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if (paths.is_empty())
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paths.append("."sv);
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for (auto& path : paths) {
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Core::DirIterator di(path, Core::DirIterator::NoStat);
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if (di.has_error()) {
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auto error = di.error();
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warnln("Failed to open {} - {}", path, error);
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return error;
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}
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outln("Traversing {}", path);
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size_t count = 0;
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Function<StringView(Core::DirectoryEntry::Type)> name_from_directory_entry_type;
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if (flag_show_unix_posix_file_type)
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name_from_directory_entry_type = Core::DirectoryEntry::posix_name_from_directory_entry_type;
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else
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name_from_directory_entry_type = Core::DirectoryEntry::representative_name_from_directory_entry_type;
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while (di.has_next()) {
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auto dir_entry = di.next();
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if (dir_entry.has_value()) {
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outln(" {} (Type: {}, Inode number: {})",
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dir_entry.value().name,
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name_from_directory_entry_type(dir_entry.value().type),
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dir_entry.value().inode_number);
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count++;
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}
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}
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if (flag_show_total_count)
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outln("Directory {} has {} which has being listed during the program runtime", path, count);
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}
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return 0;
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}
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