From 66363d9fa7befe3b3bdbbbb5bf7464852ee5fb95 Mon Sep 17 00:00:00 2001
From: Beman Dawes <bdawes@acm.org>
Date: Tue, 10 Dec 2002 17:45:49 +0000
Subject: [PATCH] Initial commit

[SVN r16583]
---
 example/simple_ls.cpp | 74 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 example/simple_ls.cpp

diff --git a/example/simple_ls.cpp b/example/simple_ls.cpp
new file mode 100644
index 0000000..fd56932
--- /dev/null
+++ b/example/simple_ls.cpp
@@ -0,0 +1,74 @@
+//  simple_ls program  -------------------------------------------------------//
+
+//  (C) Copyright Jeff Garland and Beman Dawes, 2002. Permission to copy, use,
+//  modify, sell and distribute this software is granted provided this copyright
+//  notice appears in all copies. This software is provided "as is" without
+//  express or implied warranty, and with no claim as to its suitability for
+//  any purpose.
+
+//  See http://www.boost.org/libs/filesystem for documentation.
+
+#include "boost/filesystem/operations.hpp"
+#include "boost/filesystem/path.hpp"
+#include <iostream>
+
+namespace fs = boost::filesystem;
+
+int main( int argc, char* argv[] )
+{
+
+  fs::path full_path( fs::initial_path() );
+
+  if ( argc > 1 )
+    full_path = fs::system_complete( fs::path( argv[1], fs::native ) );
+  else
+    std::cout << "\nusage:   simple_ls [path]" << std::endl;
+
+  unsigned long file_count = 0;
+  unsigned long dir_count = 0;
+  unsigned long err_count = 0;
+
+  if ( !fs::exists( full_path ) )
+  {
+    std::cout << "\nNot found: " << full_path.native_file_string() << std::endl;
+    return 1;
+  }
+
+  if ( fs::is_directory( full_path ) )
+  {
+    std::cout << "\nIn directory: "
+              << full_path.native_directory_string() << "\n\n";
+    fs::directory_iterator end_iter;
+    for ( fs::directory_iterator dir_itr( full_path );
+          dir_itr != end_iter;
+          ++dir_itr )
+    {
+      try
+      {
+        if ( fs::is_directory( *dir_itr ) )
+        {
+          ++dir_count;
+          std::cout << dir_itr->leaf()<< " [directory]\n";
+        }
+        else
+        {
+          ++file_count;
+          std::cout << dir_itr->leaf() << "\n";
+        }
+      }
+      catch ( const std::exception & ex )
+      {
+        ++err_count;
+        std::cout << dir_itr->leaf() << " " << ex.what();
+      }
+    }
+    std::cout << "\n" << file_count << " files\n"
+              << dir_count << " directories\n"
+              << err_count << " errors\n";
+  }
+  else // must be a file
+  {
+    std::cout << "\nFound: " << full_path.native_file_string() << "\n";    
+  }
+  return 0;
+}