75 lines
2.0 KiB
C++
75 lines
2.0 KiB
C++
// simple_ls program -------------------------------------------------------//
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// (C) Copyright Jeff Garland and Beman Dawes, 2002. Permission to copy, use,
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// modify, sell and distribute this software is granted provided this copyright
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// notice appears in all copies. This software is provided "as is" without
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// express or implied warranty, and with no claim as to its suitability for
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// any purpose.
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// See http://www.boost.org/libs/filesystem for documentation.
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#include "boost/filesystem/operations.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 full_path( fs::initial_path() );
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if ( argc > 1 )
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full_path = fs::system_complete( fs::path( argv[1], fs::native ) );
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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 err_count = 0;
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if ( !fs::exists( full_path ) )
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{
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std::cout << "\nNot found: " << full_path.native_file_string() << std::endl;
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return 1;
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}
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if ( fs::is_directory( full_path ) )
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{
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std::cout << "\nIn directory: "
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<< full_path.native_directory_string() << "\n\n";
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fs::directory_iterator end_iter;
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for ( fs::directory_iterator dir_itr( full_path );
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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 ) )
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{
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++dir_count;
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std::cout << dir_itr->leaf()<< " [directory]\n";
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}
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else
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{
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++file_count;
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std::cout << dir_itr->leaf() << "\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->leaf() << " " << ex.what();
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}
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}
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std::cout << "\n" << file_count << " files\n"
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<< dir_count << " directories\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: " << full_path.native_file_string() << "\n";
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}
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return 0;
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}
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