Imported Upstream version 1.51.0upstream/1.51.0

1 files changed, 90 insertions, 0 deletions

diff --git a/libs/filesystem/example/mbcopy.cpp b/libs/filesystem/example/mbcopy.cpp
new file mode 100644
index 0000000000..2b1f603823
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+++ b/libs/filesystem/example/mbcopy.cpp
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+//  Boost.Filesystem mbcopy.cpp  ---------------------------------------------//
+
+//  Copyright Beman Dawes 2005
+
+//  Use, modification, and distribution is subject to the Boost Software
+//  License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt)
+
+//  Copy the files in a directory, using mbpath to represent the new file names
+//  See http://../doc/path.htm#mbpath for more information
+
+//  See deprecated_test for tests of deprecated features
+#define BOOST_FILESYSTEM_NO_DEPRECATED
+
+#include <boost/filesystem/config.hpp>
+# ifdef BOOST_FILESYSTEM_NARROW_ONLY
+#   error This compiler or standard library does not support wide-character strings or paths
+# endif
+
+#include "mbpath.hpp"
+#include <iostream>
+#include <boost/filesystem/operations.hpp>
+#include <boost/filesystem/fstream.hpp>
+#include "../src/utf8_codecvt_facet.hpp"
+
+namespace fs = boost::filesystem;
+
+namespace
+{
+  // we can't use boost::filesystem::copy_file() because the argument types
+  // differ, so provide a not-very-smart replacement.
+
+  void copy_file( const fs::wpath & from, const user::mbpath & to )
+  {
+    fs::ifstream from_file( from, std::ios_base::in | std::ios_base::binary );
+    if ( !from_file ) { std::cout << "input open failed\n"; return; }
+
+    fs::ofstream to_file( to, std::ios_base::out | std::ios_base::binary );
+    if ( !to_file ) { std::cout << "output open failed\n"; return; }
+
+    char c;
+    while ( from_file.get(c) )
+    {
+      to_file.put(c);
+      if ( to_file.fail() ) { std::cout << "write error\n"; return; }
+    }
+
+    if ( !from_file.eof() ) { std::cout << "read error\n"; }
+  }
+}
+
+int main( int argc, char * argv[] )
+{
+  if ( argc != 2 )
+  {
+    std::cout << "Copy files in the current directory to a target directory\n"
+              << "Usage: mbcopy <target-dir>\n";
+    return 1;
+  }
+
+  // For encoding, use Boost UTF-8 codecvt
+  std::locale global_loc = std::locale();
+  std::locale loc( global_loc, new fs::detail::utf8_codecvt_facet );
+  user::mbpath_traits::imbue( loc );
+
+  std::string target_string( argv[1] );
+  user::mbpath target_dir( user::mbpath_traits::to_internal( target_string ) );
+
+  if ( !fs::is_directory( target_dir ) )
+  {
+    std::cout << "Error: " << argv[1] << " is not a directory\n";
+    return 1;
+  }
+
+  for ( fs::wdirectory_iterator it( L"." );
+    it != fs::wdirectory_iterator(); ++it )
+  {
+    if ( fs::is_regular_file(it->status()) )
+    {
+      copy_file( *it, target_dir / it->path().filename() );
+    }
+  }
+
+  return 0;
+}
+
+
+
+
+