63 lines
1.4 KiB
C++
63 lines
1.4 KiB
C++
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// filesystem tut4.cpp ---------------------------------------------------------------//
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// Copyright Beman Dawes 2009
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// Distributed under the Boost Software License, Version 1.0.
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// See http://www.boost.org/LICENSE_1_0.txt
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// Library home page: http://www.boost.org/libs/filesystem
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#include <iostream>
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#include <vector>
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#include <algorithm>
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#include <boost/filesystem.hpp>
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using std::cout;
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using namespace boost::filesystem;
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int main(int argc, char* argv[])
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{
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if (argc < 2)
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{
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cout << "Usage: tut4 path\n";
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return 1;
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}
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path p(argv[1]);
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try
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{
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if (exists(p))
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{
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if (is_regular_file(p))
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{
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cout << p << " size is " << file_size(p) << '\n';
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}
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else if (is_directory(p))
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{
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cout << p << " is a directory containing:\n";
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std::vector< path > v;
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for (auto&& x : directory_iterator(p))
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v.push_back(x.path());
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std::sort(v.begin(), v.end());
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for (auto&& x : v)
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cout << " " << x.filename() << '\n';
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}
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else
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cout << p << " exists, but is not a regular file or directory\n";
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}
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else
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cout << p << " does not exist\n";
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}
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catch (filesystem_error& ex)
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{
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cout << ex.what() << '\n';
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}
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return 0;
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}
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