ceph/src/boost/libs/filesystem/example/tut2.cpp

   1 //  filesystem tut2.cpp  ---------------------------------------------------------------//
   2
   3 //  Copyright Beman Dawes 2009
   4
   5 //  Distributed under the Boost Software License, Version 1.0.
   6 //  See http://www.boost.org/LICENSE_1_0.txt
   7
   8 //  Library home page: http://www.boost.org/libs/filesystem
   9
  10 #include <iostream>
  11 #include <boost/filesystem.hpp>
  12 using namespace std;
  13 using namespace boost::filesystem;
  14
  15 int main(int argc, char* argv[])
  16 {
  17   if (argc < 2)
  18   {
  19     cout << "Usage: tut2 path\n";
  20     return 1;
  21   }
  22
  23   path p(argv[1]);  // avoid repeated path construction below
  24
  25   if (exists(p))    // does path p actually exist?
  26   {
  27     if (is_regular_file(p))        // is path p a regular file?
  28       cout << p << " size is " << file_size(p) << '\n';
  29
  30     else if (is_directory(p))      // is path p a directory?
  31       cout << p << " is a directory\n";
  32
  33     else
  34       cout << p << " exists, but is not a regular file or directory\n";
  35   }
  36   else
  37     cout << p << " does not exist\n";
  38
  39   return 0;
  40 }