91 lines
2.6 KiB
C++
91 lines
2.6 KiB
C++
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// simple_ls program -------------------------------------------------------//
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// Copyright Jeff Garland and Beman Dawes, 2002
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// Use, modification, and distribution is subject to the Boost Software
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// See http://www.boost.org/libs/filesystem for documentation.
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// As an example program, we don't want to use any deprecated features
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#ifndef BOOST_FILESYSTEM_NO_DEPRECATED
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#define BOOST_FILESYSTEM_NO_DEPRECATED
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#endif
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#ifndef BOOST_SYSTEM_NO_DEPRECATED
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#define BOOST_SYSTEM_NO_DEPRECATED
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#endif
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#include <boost/filesystem/operations.hpp>
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#include <boost/filesystem/directory.hpp>
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#include <boost/filesystem/path.hpp>
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#include <iostream>
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namespace fs = boost::filesystem;
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int main(int argc, char* argv[])
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{
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fs::path p(fs::current_path());
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if (argc > 1)
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p = fs::system_complete(argv[1]);
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else
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std::cout << "\nusage: simple_ls [path]" << std::endl;
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unsigned long file_count = 0;
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unsigned long dir_count = 0;
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unsigned long other_count = 0;
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unsigned long err_count = 0;
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if (!fs::exists(p))
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{
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std::cout << "\nNot found: " << p << std::endl;
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return 1;
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}
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if (fs::is_directory(p))
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{
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std::cout << "\nIn directory: " << p << "\n\n";
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fs::directory_iterator end_iter;
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for (fs::directory_iterator dir_itr(p);
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dir_itr != end_iter;
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++dir_itr)
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{
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try
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{
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if (fs::is_directory(dir_itr->status()))
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{
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++dir_count;
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std::cout << dir_itr->path().filename() << " [directory]\n";
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}
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else if (fs::is_regular_file(dir_itr->status()))
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{
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++file_count;
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std::cout << dir_itr->path().filename() << "\n";
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}
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else
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{
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++other_count;
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std::cout << dir_itr->path().filename() << " [other]\n";
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}
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}
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catch (const std::exception& ex)
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{
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++err_count;
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std::cout << dir_itr->path().filename() << " " << ex.what() << std::endl;
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}
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}
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std::cout << "\n"
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<< file_count << " files\n"
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<< dir_count << " directories\n"
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<< other_count << " others\n"
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<< err_count << " errors\n";
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}
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else // must be a file
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{
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std::cout << "\nFound: " << p << "\n";
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}
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return 0;
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}
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