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// boost/filesystem/operations.hpp -----------------------------------------//
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// Copyright 2002-2005 Beman Dawes
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// Copyright 2002 Jan Langer
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// Copyright 2001 Dietmar Kuehl
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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// See library home page at http://www.boost.org/libs/filesystem
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//----------------------------------------------------------------------------//
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#ifndef BOOST_FILESYSTEM_OPERATIONS_HPP
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#define BOOST_FILESYSTEM_OPERATIONS_HPP
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#include <boost/filesystem/path.hpp>
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#include <boost/shared_ptr.hpp>
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#include <boost/utility/enable_if.hpp>
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#include <boost/type_traits/is_same.hpp>
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#include <boost/iterator.hpp>
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#include <boost/cstdint.hpp>
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#include <boost/assert.hpp>
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#include <string>
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#include <utility> // for pair
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#include <ctime>
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#ifdef BOOST_WINDOWS_API
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# include <fstream>
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# if !defined(_WIN32_WINNT) || _WIN32_WINNT >= 0x0500
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# define BOOST_FS_HARD_LINK // Default for Windows 2K or later
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# endif
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#endif
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#include <boost/config/abi_prefix.hpp> // must be the last #include
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# ifdef BOOST_NO_STDC_NAMESPACE
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namespace std { using ::time_t; }
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# endif
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//----------------------------------------------------------------------------//
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namespace boost
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{
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namespace filesystem
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{
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// typedef boost::filesystem::path Path; needs to be in namespace boost::filesystem
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# ifndef BOOST_FILESYSTEM_NARROW_ONLY
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# define BOOST_FS_FUNC(BOOST_FS_TYPE) \
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template<class Path> typename boost::enable_if<is_basic_path<Path>, \
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BOOST_FS_TYPE>::type
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# define BOOST_INLINE_FS_FUNC(BOOST_FS_TYPE) \
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template<class Path> inline typename boost::enable_if<is_basic_path<Path>, \
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BOOST_FS_TYPE>::type
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# define BOOST_FS_TYPENAME typename
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# else
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# define BOOST_FS_FUNC(BOOST_FS_TYPE) inline BOOST_FS_TYPE
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# define BOOST_INLINE_FS_FUNC(BOOST_FS_TYPE) inline BOOST_FS_TYPE
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typedef boost::filesystem::path Path;
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# define BOOST_FS_TYPENAME
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# endif
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template<class Path> class basic_directory_iterator;
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// BOOST_FILESYSTEM_NARROW_ONLY needs this:
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typedef basic_directory_iterator<path> directory_iterator;
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template<class Path> class basic_directory_entry;
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enum file_type
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{
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status_unknown,
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file_not_found,
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regular_file,
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directory_file,
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// the following will never be reported by some operating or file systems
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symlink_file,
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block_file,
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character_file,
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fifo_file,
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socket_file,
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type_unknown // file does exist, but isn't one of the above types or
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// we don't have strong enough permission to find its type
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};
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class file_status
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{
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public:
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explicit file_status( file_type v = status_unknown ) : m_value(v) {}
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void type( file_type v ) { m_value = v; }
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file_type type() const { return m_value; }
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private:
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// the internal representation is unspecified so that additional state
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// information such as permissions can be added in the future; this
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// implementation just uses status_type as the internal representation
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file_type m_value;
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};
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inline bool status_known( file_status f ) { return f.type() != status_unknown; }
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inline bool exists( file_status f ) { return f.type() != status_unknown && f.type() != file_not_found; }
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inline bool is_regular_file(file_status f){ return f.type() == regular_file; }
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inline bool is_directory( file_status f ) { return f.type() == directory_file; }
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inline bool is_symlink( file_status f ) { return f.type() == symlink_file; }
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inline bool is_other( file_status f ) { return exists(f) && !is_regular_file(f) && !is_directory(f) && !is_symlink(f); }
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# ifndef BOOST_FILESYSTEM_NO_DEPRECATED
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inline bool is_regular( file_status f ) { return f.type() == regular_file; }
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# endif
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struct space_info
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{
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// all values are byte counts
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boost::uintmax_t capacity;
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boost::uintmax_t free; // <= capacity
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boost::uintmax_t available; // <= free
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};
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namespace detail
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{
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typedef std::pair< system::error_code, bool >
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query_pair;
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typedef std::pair< system::error_code, boost::uintmax_t >
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uintmax_pair;
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typedef std::pair< system::error_code, std::time_t >
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time_pair;
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typedef std::pair< system::error_code, space_info >
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space_pair;
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template< class Path >
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struct directory_pair
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{
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typedef std::pair< system::error_code,
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typename Path::external_string_type > type;
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};
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# ifndef BOOST_FILESYSTEM_NO_DEPRECATED
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BOOST_FILESYSTEM_DECL bool
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symbolic_link_exists_api( const std::string & ); // deprecated
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# endif
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BOOST_FILESYSTEM_DECL file_status
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status_api( const std::string & ph, system::error_code & ec );
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# ifndef BOOST_WINDOWS_API
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BOOST_FILESYSTEM_DECL file_status
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symlink_status_api( const std::string & ph, system::error_code & ec );
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# endif
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BOOST_FILESYSTEM_DECL query_pair
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is_empty_api( const std::string & ph );
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BOOST_FILESYSTEM_DECL query_pair
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equivalent_api( const std::string & ph1, const std::string & ph2 );
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BOOST_FILESYSTEM_DECL uintmax_pair
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file_size_api( const std::string & ph );
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BOOST_FILESYSTEM_DECL space_pair
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space_api( const std::string & ph );
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BOOST_FILESYSTEM_DECL time_pair
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last_write_time_api( const std::string & ph );
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BOOST_FILESYSTEM_DECL system::error_code
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last_write_time_api( const std::string & ph, std::time_t new_value );
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BOOST_FILESYSTEM_DECL system::error_code
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get_current_path_api( std::string & ph );
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BOOST_FILESYSTEM_DECL system::error_code
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set_current_path_api( const std::string & ph );
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BOOST_FILESYSTEM_DECL query_pair
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create_directory_api( const std::string & ph );
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BOOST_FILESYSTEM_DECL system::error_code
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create_hard_link_api( const std::string & to_ph,
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const std::string & from_ph );
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BOOST_FILESYSTEM_DECL system::error_code
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create_symlink_api( const std::string & to_ph,
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const std::string & from_ph );
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BOOST_FILESYSTEM_DECL system::error_code
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remove_api( const std::string & ph );
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BOOST_FILESYSTEM_DECL system::error_code
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rename_api( const std::string & from, const std::string & to );
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BOOST_FILESYSTEM_DECL system::error_code
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copy_file_api( const std::string & from, const std::string & to );
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# if defined(BOOST_WINDOWS_API)
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BOOST_FILESYSTEM_DECL system::error_code
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get_full_path_name_api( const std::string & ph, std::string & target );
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# if !defined(BOOST_FILESYSTEM_NARROW_ONLY)
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BOOST_FILESYSTEM_DECL boost::filesystem::file_status
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status_api( const std::wstring & ph, system::error_code & ec );
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BOOST_FILESYSTEM_DECL query_pair
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is_empty_api( const std::wstring & ph );
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BOOST_FILESYSTEM_DECL query_pair
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equivalent_api( const std::wstring & ph1, const std::wstring & ph2 );
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BOOST_FILESYSTEM_DECL uintmax_pair
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file_size_api( const std::wstring & ph );
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BOOST_FILESYSTEM_DECL space_pair
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space_api( const std::wstring & ph );
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BOOST_FILESYSTEM_DECL system::error_code
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get_full_path_name_api( const std::wstring & ph, std::wstring & target );
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BOOST_FILESYSTEM_DECL time_pair
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last_write_time_api( const std::wstring & ph );
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BOOST_FILESYSTEM_DECL system::error_code
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last_write_time_api( const std::wstring & ph, std::time_t new_value );
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BOOST_FILESYSTEM_DECL system::error_code
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get_current_path_api( std::wstring & ph );
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BOOST_FILESYSTEM_DECL system::error_code
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set_current_path_api( const std::wstring & ph );
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BOOST_FILESYSTEM_DECL query_pair
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create_directory_api( const std::wstring & ph );
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# ifdef BOOST_FS_HARD_LINK
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BOOST_FILESYSTEM_DECL system::error_code
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create_hard_link_api( const std::wstring & existing_ph,
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const std::wstring & new_ph );
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# endif
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BOOST_FILESYSTEM_DECL system::error_code
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create_symlink_api( const std::wstring & to_ph,
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const std::wstring & from_ph );
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BOOST_FILESYSTEM_DECL system::error_code
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remove_api( const std::wstring & ph );
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BOOST_FILESYSTEM_DECL system::error_code
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rename_api( const std::wstring & from, const std::wstring & to );
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BOOST_FILESYSTEM_DECL system::error_code
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copy_file_api( const std::wstring & from, const std::wstring & to );
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# endif
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# endif
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template<class Path>
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bool remove_aux( const Path & ph, file_status f );
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template<class Path>
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unsigned long remove_all_aux( const Path & ph, file_status f );
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} // namespace detail
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// operations functions ----------------------------------------------------//
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// The non-template overloads enable automatic conversion from std and
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// C-style strings. See basic_path constructors. The enable_if for the
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// templates implements the famous "do-the-right-thing" rule.
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// query functions ---------------------------------------------------------//
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BOOST_INLINE_FS_FUNC(file_status)
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status( const Path & ph, system::error_code & ec )
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{ return detail::status_api( ph.external_file_string(), ec ); }
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BOOST_FS_FUNC(file_status)
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status( const Path & ph )
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{
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system::error_code ec;
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file_status result( detail::status_api( ph.external_file_string(), ec ) );
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if ( ec )
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boost::throw_exception( basic_filesystem_error<Path>(
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"boost::filesystem::status", ph, ec ) );
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return result;
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}
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BOOST_INLINE_FS_FUNC(file_status)
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symlink_status( const Path & ph, system::error_code & ec )
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# ifdef BOOST_WINDOWS_API
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{ return detail::status_api( ph.external_file_string(), ec ); }
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# else
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{ return detail::symlink_status_api( ph.external_file_string(), ec ); }
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# endif
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BOOST_FS_FUNC(file_status)
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symlink_status( const Path & ph )
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{
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system::error_code ec;
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file_status result( symlink_status( ph, ec ) );
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if ( ec )
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boost::throw_exception( basic_filesystem_error<Path>(
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"boost::filesystem::symlink_status", ph, ec ) );
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return result;
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}
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# ifndef BOOST_FILESYSTEM_NO_DEPRECATED
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inline bool symbolic_link_exists( const path & ph )
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{ return is_symlink( symlink_status(ph) ); }
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# endif
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BOOST_FS_FUNC(bool) exists( const Path & ph )
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{
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system::error_code ec;
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file_status result( detail::status_api( ph.external_file_string(), ec ) );
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if ( ec )
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boost::throw_exception( basic_filesystem_error<Path>(
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"boost::filesystem::exists", ph, ec ) );
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return exists( result );
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}
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BOOST_FS_FUNC(bool) is_directory( const Path & ph )
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{
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system::error_code ec;
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file_status result( detail::status_api( ph.external_file_string(), ec ) );
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if ( ec )
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boost::throw_exception( basic_filesystem_error<Path>(
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"boost::filesystem::is_directory", ph, ec ) );
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return is_directory( result );
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}
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BOOST_FS_FUNC(bool) is_regular_file( const Path & ph )
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{
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system::error_code ec;
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file_status result( detail::status_api( ph.external_file_string(), ec ) );
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if ( ec )
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boost::throw_exception( basic_filesystem_error<Path>(
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"boost::filesystem::is_regular_file", ph, ec ) );
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return is_regular_file( result );
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}
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# ifndef BOOST_FILESYSTEM_NO_DEPRECATED
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BOOST_FS_FUNC(bool) is_regular( const Path & ph )
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{
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system::error_code ec;
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file_status result( detail::status_api( ph.external_file_string(), ec ) );
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if ( ec )
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boost::throw_exception( basic_filesystem_error<Path>(
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"boost::filesystem::is_regular", ph, ec ) );
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return is_regular( result );
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}
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# endif
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BOOST_FS_FUNC(bool) is_other( const Path & ph )
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{
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system::error_code ec;
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file_status result( detail::status_api( ph.external_file_string(), ec ) );
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if ( ec )
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boost::throw_exception( basic_filesystem_error<Path>(
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"boost::filesystem::is_other", ph, ec ) );
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return is_other( result );
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}
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BOOST_FS_FUNC(bool) is_symlink(
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# ifdef BOOST_WINDOWS_API
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|
343 |
const Path & )
|
|
|
344 |
{
|
|
|
345 |
return false;
|
|
|
346 |
# else
|
|
|
347 |
const Path & ph)
|
|
|
348 |
{
|
|
|
349 |
system::error_code ec;
|
|
|
350 |
file_status result( detail::symlink_status_api( ph.external_file_string(), ec ) );
|
|
|
351 |
if ( ec )
|
|
|
352 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
353 |
"boost::filesystem::is_symlink", ph, ec ) );
|
|
|
354 |
return is_symlink( result );
|
|
|
355 |
# endif
|
|
|
356 |
}
|
|
|
357 |
|
|
|
358 |
// VC++ 7.0 and earlier has a serious namespace bug that causes a clash
|
|
|
359 |
// between boost::filesystem::is_empty and the unrelated type trait
|
|
|
360 |
// boost::is_empty.
|
|
|
361 |
|
|
|
362 |
# if !defined( BOOST_MSVC ) || BOOST_MSVC > 1300
|
|
|
363 |
BOOST_FS_FUNC(bool) is_empty( const Path & ph )
|
|
|
364 |
# else
|
|
|
365 |
BOOST_FS_FUNC(bool) _is_empty( const Path & ph )
|
|
|
366 |
# endif
|
|
|
367 |
{
|
|
|
368 |
detail::query_pair result(
|
|
|
369 |
detail::is_empty_api( ph.external_file_string() ) );
|
|
|
370 |
if ( result.first )
|
|
|
371 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
372 |
"boost::filesystem::is_empty", ph, result.first ) );
|
|
|
373 |
return result.second;
|
|
|
374 |
}
|
|
|
375 |
|
|
|
376 |
BOOST_FS_FUNC(bool) equivalent( const Path & ph1, const Path & ph2 )
|
|
|
377 |
{
|
|
|
378 |
detail::query_pair result( detail::equivalent_api(
|
|
|
379 |
ph1.external_file_string(), ph2.external_file_string() ) );
|
|
|
380 |
if ( result.first )
|
|
|
381 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
382 |
"boost::filesystem::equivalent", ph1, ph2, result.first ) );
|
|
|
383 |
return result.second;
|
|
|
384 |
}
|
|
|
385 |
|
|
|
386 |
BOOST_FS_FUNC(boost::uintmax_t) file_size( const Path & ph )
|
|
|
387 |
{
|
|
|
388 |
detail::uintmax_pair result
|
|
|
389 |
( detail::file_size_api( ph.external_file_string() ) );
|
|
|
390 |
if ( result.first )
|
|
|
391 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
392 |
"boost::filesystem::file_size", ph, result.first ) );
|
|
|
393 |
return result.second;
|
|
|
394 |
}
|
|
|
395 |
|
|
|
396 |
BOOST_FS_FUNC(space_info) space( const Path & ph )
|
|
|
397 |
{
|
|
|
398 |
detail::space_pair result
|
|
|
399 |
( detail::space_api( ph.external_file_string() ) );
|
|
|
400 |
if ( result.first )
|
|
|
401 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
402 |
"boost::filesystem::space", ph, result.first ) );
|
|
|
403 |
return result.second;
|
|
|
404 |
}
|
|
|
405 |
|
|
|
406 |
BOOST_FS_FUNC(std::time_t) last_write_time( const Path & ph )
|
|
|
407 |
{
|
|
|
408 |
detail::time_pair result
|
|
|
409 |
( detail::last_write_time_api( ph.external_file_string() ) );
|
|
|
410 |
if ( result.first )
|
|
|
411 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
412 |
"boost::filesystem::last_write_time", ph, result.first ) );
|
|
|
413 |
return result.second;
|
|
|
414 |
}
|
|
|
415 |
|
|
|
416 |
|
|
|
417 |
// operations --------------------------------------------------------------//
|
|
|
418 |
|
|
|
419 |
BOOST_FS_FUNC(bool) create_directory( const Path & dir_ph )
|
|
|
420 |
{
|
|
|
421 |
detail::query_pair result(
|
|
|
422 |
detail::create_directory_api( dir_ph.external_directory_string() ) );
|
|
|
423 |
if ( result.first )
|
|
|
424 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
425 |
"boost::filesystem::create_directory",
|
|
|
426 |
dir_ph, result.first ) );
|
|
|
427 |
return result.second;
|
|
|
428 |
}
|
|
|
429 |
|
|
|
430 |
#if !defined(BOOST_WINDOWS_API) || defined(BOOST_FS_HARD_LINK)
|
|
|
431 |
BOOST_FS_FUNC(void)
|
|
|
432 |
create_hard_link( const Path & to_ph, const Path & from_ph )
|
|
|
433 |
{
|
|
|
434 |
system::error_code ec(
|
|
|
435 |
detail::create_hard_link_api(
|
|
|
436 |
to_ph.external_file_string(),
|
|
|
437 |
from_ph.external_file_string() ) );
|
|
|
438 |
if ( ec )
|
|
|
439 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
440 |
"boost::filesystem::create_hard_link",
|
|
|
441 |
to_ph, from_ph, ec ) );
|
|
|
442 |
}
|
|
|
443 |
|
|
|
444 |
BOOST_FS_FUNC(system::error_code)
|
|
|
445 |
create_hard_link( const Path & to_ph, const Path & from_ph,
|
|
|
446 |
system::error_code & ec )
|
|
|
447 |
{
|
|
|
448 |
ec = detail::create_hard_link_api(
|
|
|
449 |
to_ph.external_file_string(),
|
|
|
450 |
from_ph.external_file_string() );
|
|
|
451 |
return ec;
|
|
|
452 |
}
|
|
|
453 |
#endif
|
|
|
454 |
|
|
|
455 |
BOOST_FS_FUNC(void)
|
|
|
456 |
create_symlink( const Path & to_ph, const Path & from_ph )
|
|
|
457 |
{
|
|
|
458 |
system::error_code ec(
|
|
|
459 |
detail::create_symlink_api(
|
|
|
460 |
to_ph.external_file_string(),
|
|
|
461 |
from_ph.external_file_string() ) );
|
|
|
462 |
if ( ec )
|
|
|
463 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
464 |
"boost::filesystem::create_symlink",
|
|
|
465 |
to_ph, from_ph, ec ) );
|
|
|
466 |
}
|
|
|
467 |
|
|
|
468 |
BOOST_FS_FUNC(system::error_code)
|
|
|
469 |
create_symlink( const Path & to_ph, const Path & from_ph,
|
|
|
470 |
system::error_code & ec )
|
|
|
471 |
{
|
|
|
472 |
ec = detail::create_symlink_api(
|
|
|
473 |
to_ph.external_file_string(),
|
|
|
474 |
from_ph.external_file_string() );
|
|
|
475 |
return ec;
|
|
|
476 |
}
|
|
|
477 |
|
|
|
478 |
BOOST_FS_FUNC(bool) remove( const Path & ph )
|
|
|
479 |
{
|
|
|
480 |
system::error_code ec;
|
|
|
481 |
file_status f = symlink_status( ph, ec );
|
|
|
482 |
if ( ec )
|
|
|
483 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
484 |
"boost::filesystem::remove", ph, ec ) );
|
|
|
485 |
return detail::remove_aux( ph, f );
|
|
|
486 |
}
|
|
|
487 |
|
|
|
488 |
BOOST_FS_FUNC(unsigned long) remove_all( const Path & ph )
|
|
|
489 |
{
|
|
|
490 |
system::error_code ec;
|
|
|
491 |
file_status f = symlink_status( ph, ec );
|
|
|
492 |
if ( ec )
|
|
|
493 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
494 |
"boost::filesystem::remove_all", ph, ec ) );
|
|
|
495 |
return exists( f ) ? detail::remove_all_aux( ph, f ) : 0;
|
|
|
496 |
}
|
|
|
497 |
|
|
|
498 |
BOOST_FS_FUNC(void) rename( const Path & from_path, const Path & to_path )
|
|
|
499 |
{
|
|
|
500 |
system::error_code ec( detail::rename_api(
|
|
|
501 |
from_path.external_directory_string(),
|
|
|
502 |
to_path.external_directory_string() ) );
|
|
|
503 |
if ( ec )
|
|
|
504 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
505 |
"boost::filesystem::rename",
|
|
|
506 |
from_path, to_path, ec ) );
|
|
|
507 |
}
|
|
|
508 |
|
|
|
509 |
BOOST_FS_FUNC(void) copy_file( const Path & from_path, const Path & to_path )
|
|
|
510 |
{
|
|
|
511 |
system::error_code ec( detail::copy_file_api(
|
|
|
512 |
from_path.external_directory_string(),
|
|
|
513 |
to_path.external_directory_string() ) );
|
|
|
514 |
if ( ec )
|
|
|
515 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
516 |
"boost::filesystem::copy_file",
|
|
|
517 |
from_path, to_path, ec ) );
|
|
|
518 |
}
|
|
|
519 |
|
|
|
520 |
template< class Path >
|
|
|
521 |
Path current_path()
|
|
|
522 |
{
|
|
|
523 |
typename Path::external_string_type ph;
|
|
|
524 |
system::error_code ec( detail::get_current_path_api( ph ) );
|
|
|
525 |
if ( ec )
|
|
|
526 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
527 |
"boost::filesystem::current_path", ec ) );
|
|
|
528 |
return Path( Path::traits_type::to_internal( ph ) );
|
|
|
529 |
}
|
|
|
530 |
|
|
|
531 |
BOOST_FS_FUNC(void) current_path( const Path & ph )
|
|
|
532 |
{
|
|
|
533 |
system::error_code ec( detail::set_current_path_api(
|
|
|
534 |
ph.external_directory_string() ) );
|
|
|
535 |
if ( ec )
|
|
|
536 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
537 |
"boost::filesystem::current_path", ph, ec ) );
|
|
|
538 |
}
|
|
|
539 |
|
|
|
540 |
template< class Path >
|
|
|
541 |
const Path & initial_path()
|
|
|
542 |
{
|
|
|
543 |
static Path init_path;
|
|
|
544 |
if ( init_path.empty() ) init_path = current_path<Path>();
|
|
|
545 |
return init_path;
|
|
|
546 |
}
|
|
|
547 |
|
|
|
548 |
# ifndef BOOST_FILESYSTEM_NO_DEPRECATED
|
|
|
549 |
// legacy support
|
|
|
550 |
inline path current_path() // overload supports pre-i18n apps
|
|
|
551 |
{ return current_path<boost::filesystem::path>(); }
|
|
|
552 |
inline const path & initial_path() // overload supports pre-i18n apps
|
|
|
553 |
{ return initial_path<boost::filesystem::path>(); }
|
|
|
554 |
# endif
|
|
|
555 |
|
|
|
556 |
BOOST_FS_FUNC(Path) system_complete( const Path & ph )
|
|
|
557 |
{
|
|
|
558 |
# ifdef BOOST_WINDOWS_API
|
|
|
559 |
if ( ph.empty() ) return ph;
|
|
|
560 |
BOOST_FS_TYPENAME Path::external_string_type sys_ph;
|
|
|
561 |
system::error_code ec( detail::get_full_path_name_api( ph.external_file_string(),
|
|
|
562 |
sys_ph ) );
|
|
|
563 |
if ( ec )
|
|
|
564 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
565 |
"boost::filesystem::system_complete", ph, ec ) );
|
|
|
566 |
return Path( Path::traits_type::to_internal( sys_ph ) );
|
|
|
567 |
# else
|
|
|
568 |
return (ph.empty() || ph.is_complete())
|
|
|
569 |
? ph : current_path<Path>() / ph;
|
|
|
570 |
# endif
|
|
|
571 |
}
|
|
|
572 |
|
|
|
573 |
BOOST_FS_FUNC(Path)
|
|
|
574 |
complete( const Path & ph,
|
|
|
575 |
const Path & base/* = initial_path<Path>() */)
|
|
|
576 |
{
|
|
|
577 |
BOOST_ASSERT( base.is_complete()
|
|
|
578 |
&& (ph.is_complete() || !ph.has_root_name())
|
|
|
579 |
&& "boost::filesystem::complete() precondition not met" );
|
|
|
580 |
# ifdef BOOST_WINDOWS_PATH
|
|
|
581 |
if (ph.empty() || ph.is_complete()) return ph;
|
|
|
582 |
if ( !ph.has_root_name() )
|
|
|
583 |
return ph.has_root_directory()
|
|
|
584 |
? Path( base.root_name() ) / ph
|
|
|
585 |
: base / ph;
|
|
|
586 |
return base / ph;
|
|
|
587 |
# else
|
|
|
588 |
return (ph.empty() || ph.is_complete()) ? ph : base / ph;
|
|
|
589 |
# endif
|
|
|
590 |
}
|
|
|
591 |
|
|
|
592 |
// VC++ 7.1 had trouble with default arguments, so separate one argument
|
|
|
593 |
// signatures are provided as workarounds; the effect is the same.
|
|
|
594 |
BOOST_FS_FUNC(Path) complete( const Path & ph )
|
|
|
595 |
{ return complete( ph, initial_path<Path>() ); }
|
|
|
596 |
|
|
|
597 |
BOOST_FS_FUNC(void)
|
|
|
598 |
last_write_time( const Path & ph, const std::time_t new_time )
|
|
|
599 |
{
|
|
|
600 |
system::error_code ec( detail::last_write_time_api( ph.external_file_string(),
|
|
|
601 |
new_time ) );
|
|
|
602 |
if ( ec )
|
|
|
603 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
604 |
"boost::filesystem::last_write_time", ph, ec ) );
|
|
|
605 |
}
|
|
|
606 |
|
|
|
607 |
# ifndef BOOST_FILESYSTEM_NARROW_ONLY
|
|
|
608 |
|
|
|
609 |
// "do-the-right-thing" overloads ---------------------------------------//
|
|
|
610 |
|
|
|
611 |
inline file_status status( const path & ph )
|
|
|
612 |
{ return status<path>( ph ); }
|
|
|
613 |
inline file_status status( const wpath & ph )
|
|
|
614 |
{ return status<wpath>( ph ); }
|
|
|
615 |
|
|
|
616 |
inline file_status status( const path & ph, system::error_code & ec )
|
|
|
617 |
{ return status<path>( ph, ec ); }
|
|
|
618 |
inline file_status status( const wpath & ph, system::error_code & ec )
|
|
|
619 |
{ return status<wpath>( ph, ec ); }
|
|
|
620 |
|
|
|
621 |
inline file_status symlink_status( const path & ph )
|
|
|
622 |
{ return symlink_status<path>( ph ); }
|
|
|
623 |
inline file_status symlink_status( const wpath & ph )
|
|
|
624 |
{ return symlink_status<wpath>( ph ); }
|
|
|
625 |
|
|
|
626 |
inline file_status symlink_status( const path & ph, system::error_code & ec )
|
|
|
627 |
{ return symlink_status<path>( ph, ec ); }
|
|
|
628 |
inline file_status symlink_status( const wpath & ph, system::error_code & ec )
|
|
|
629 |
{ return symlink_status<wpath>( ph, ec ); }
|
|
|
630 |
|
|
|
631 |
inline bool exists( const path & ph ) { return exists<path>( ph ); }
|
|
|
632 |
inline bool exists( const wpath & ph ) { return exists<wpath>( ph ); }
|
|
|
633 |
|
|
|
634 |
inline bool is_directory( const path & ph )
|
|
|
635 |
{ return is_directory<path>( ph ); }
|
|
|
636 |
inline bool is_directory( const wpath & ph )
|
|
|
637 |
{ return is_directory<wpath>( ph ); }
|
|
|
638 |
|
|
|
639 |
inline bool is_regular_file( const path & ph )
|
|
|
640 |
{ return is_regular_file<path>( ph ); }
|
|
|
641 |
inline bool is_regular_file( const wpath & ph )
|
|
|
642 |
{ return is_regular_file<wpath>( ph ); }
|
|
|
643 |
|
|
|
644 |
# ifndef BOOST_FILESYSTEM_NO_DEPRECATED
|
|
|
645 |
inline bool is_regular( const path & ph )
|
|
|
646 |
{ return is_regular<path>( ph ); }
|
|
|
647 |
inline bool is_regular( const wpath & ph )
|
|
|
648 |
{ return is_regular<wpath>( ph ); }
|
|
|
649 |
# endif
|
|
|
650 |
|
|
|
651 |
inline bool is_other( const path & ph )
|
|
|
652 |
{ return is_other<path>( ph ); }
|
|
|
653 |
inline bool is_other( const wpath & ph )
|
|
|
654 |
{ return is_other<wpath>( ph ); }
|
|
|
655 |
|
|
|
656 |
inline bool is_symlink( const path & ph )
|
|
|
657 |
{ return is_symlink<path>( ph ); }
|
|
|
658 |
inline bool is_symlink( const wpath & ph )
|
|
|
659 |
{ return is_symlink<wpath>( ph ); }
|
|
|
660 |
|
|
|
661 |
inline bool is_empty( const path & ph )
|
|
|
662 |
{ return is_empty<path>( ph ); }
|
|
|
663 |
inline bool is_empty( const wpath & ph )
|
|
|
664 |
{ return is_empty<wpath>( ph ); }
|
|
|
665 |
|
|
|
666 |
inline bool equivalent( const path & ph1, const path & ph2 )
|
|
|
667 |
{ return equivalent<path>( ph1, ph2 ); }
|
|
|
668 |
inline bool equivalent( const wpath & ph1, const wpath & ph2 )
|
|
|
669 |
{ return equivalent<wpath>( ph1, ph2 ); }
|
|
|
670 |
|
|
|
671 |
inline boost::uintmax_t file_size( const path & ph )
|
|
|
672 |
{ return file_size<path>( ph ); }
|
|
|
673 |
inline boost::uintmax_t file_size( const wpath & ph )
|
|
|
674 |
{ return file_size<wpath>( ph ); }
|
|
|
675 |
|
|
|
676 |
inline space_info space( const path & ph )
|
|
|
677 |
{ return space<path>( ph ); }
|
|
|
678 |
inline space_info space( const wpath & ph )
|
|
|
679 |
{ return space<wpath>( ph ); }
|
|
|
680 |
|
|
|
681 |
inline std::time_t last_write_time( const path & ph )
|
|
|
682 |
{ return last_write_time<path>( ph ); }
|
|
|
683 |
inline std::time_t last_write_time( const wpath & ph )
|
|
|
684 |
{ return last_write_time<wpath>( ph ); }
|
|
|
685 |
|
|
|
686 |
inline bool create_directory( const path & dir_ph )
|
|
|
687 |
{ return create_directory<path>( dir_ph ); }
|
|
|
688 |
inline bool create_directory( const wpath & dir_ph )
|
|
|
689 |
{ return create_directory<wpath>( dir_ph ); }
|
|
|
690 |
|
|
|
691 |
#if !defined(BOOST_WINDOWS_API) || defined(BOOST_FS_HARD_LINK)
|
|
|
692 |
inline void create_hard_link( const path & to_ph,
|
|
|
693 |
const path & from_ph )
|
|
|
694 |
{ return create_hard_link<path>( to_ph, from_ph ); }
|
|
|
695 |
inline void create_hard_link( const wpath & to_ph,
|
|
|
696 |
const wpath & from_ph )
|
|
|
697 |
{ return create_hard_link<wpath>( to_ph, from_ph ); }
|
|
|
698 |
|
|
|
699 |
inline system::error_code create_hard_link( const path & to_ph,
|
|
|
700 |
const path & from_ph, system::error_code & ec )
|
|
|
701 |
{ return create_hard_link<path>( to_ph, from_ph, ec ); }
|
|
|
702 |
inline system::error_code create_hard_link( const wpath & to_ph,
|
|
|
703 |
const wpath & from_ph, system::error_code & ec )
|
|
|
704 |
{ return create_hard_link<wpath>( to_ph, from_ph, ec ); }
|
|
|
705 |
#endif
|
|
|
706 |
|
|
|
707 |
inline void create_symlink( const path & to_ph,
|
|
|
708 |
const path & from_ph )
|
|
|
709 |
{ return create_symlink<path>( to_ph, from_ph ); }
|
|
|
710 |
inline void create_symlink( const wpath & to_ph,
|
|
|
711 |
const wpath & from_ph )
|
|
|
712 |
{ return create_symlink<wpath>( to_ph, from_ph ); }
|
|
|
713 |
|
|
|
714 |
inline system::error_code create_symlink( const path & to_ph,
|
|
|
715 |
const path & from_ph, system::error_code & ec )
|
|
|
716 |
{ return create_symlink<path>( to_ph, from_ph, ec ); }
|
|
|
717 |
inline system::error_code create_symlink( const wpath & to_ph,
|
|
|
718 |
const wpath & from_ph, system::error_code & ec )
|
|
|
719 |
{ return create_symlink<wpath>( to_ph, from_ph, ec ); }
|
|
|
720 |
|
|
|
721 |
inline bool remove( const path & ph )
|
|
|
722 |
{ return remove<path>( ph ); }
|
|
|
723 |
inline bool remove( const wpath & ph )
|
|
|
724 |
{ return remove<wpath>( ph ); }
|
|
|
725 |
|
|
|
726 |
inline unsigned long remove_all( const path & ph )
|
|
|
727 |
{ return remove_all<path>( ph ); }
|
|
|
728 |
inline unsigned long remove_all( const wpath & ph )
|
|
|
729 |
{ return remove_all<wpath>( ph ); }
|
|
|
730 |
|
|
|
731 |
inline void rename( const path & from_path, const path & to_path )
|
|
|
732 |
{ return rename<path>( from_path, to_path ); }
|
|
|
733 |
inline void rename( const wpath & from_path, const wpath & to_path )
|
|
|
734 |
{ return rename<wpath>( from_path, to_path ); }
|
|
|
735 |
|
|
|
736 |
inline void copy_file( const path & from_path, const path & to_path )
|
|
|
737 |
{ return copy_file<path>( from_path, to_path ); }
|
|
|
738 |
inline void copy_file( const wpath & from_path, const wpath & to_path )
|
|
|
739 |
{ return copy_file<wpath>( from_path, to_path ); }
|
|
|
740 |
|
|
|
741 |
inline path system_complete( const path & ph )
|
|
|
742 |
{ return system_complete<path>( ph ); }
|
|
|
743 |
inline wpath system_complete( const wpath & ph )
|
|
|
744 |
{ return system_complete<wpath>( ph ); }
|
|
|
745 |
|
|
|
746 |
inline path complete( const path & ph,
|
|
|
747 |
const path & base/* = initial_path<path>()*/ )
|
|
|
748 |
{ return complete<path>( ph, base ); }
|
|
|
749 |
inline wpath complete( const wpath & ph,
|
|
|
750 |
const wpath & base/* = initial_path<wpath>()*/ )
|
|
|
751 |
{ return complete<wpath>( ph, base ); }
|
|
|
752 |
|
|
|
753 |
inline path complete( const path & ph )
|
|
|
754 |
{ return complete<path>( ph, initial_path<path>() ); }
|
|
|
755 |
inline wpath complete( const wpath & ph )
|
|
|
756 |
{ return complete<wpath>( ph, initial_path<wpath>() ); }
|
|
|
757 |
|
|
|
758 |
inline void last_write_time( const path & ph, const std::time_t new_time )
|
|
|
759 |
{ last_write_time<path>( ph, new_time ); }
|
|
|
760 |
inline void last_write_time( const wpath & ph, const std::time_t new_time )
|
|
|
761 |
{ last_write_time<wpath>( ph, new_time ); }
|
|
|
762 |
|
|
|
763 |
inline void current_path( const path & ph )
|
|
|
764 |
{ current_path<path>( ph ); }
|
|
|
765 |
inline void current_path( const wpath & ph )
|
|
|
766 |
{ current_path<wpath>( ph ); }
|
|
|
767 |
|
|
|
768 |
# endif // ifndef BOOST_FILESYSTEM_NARROW_ONLY
|
|
|
769 |
|
|
|
770 |
namespace detail
|
|
|
771 |
{
|
|
|
772 |
template<class Path>
|
|
|
773 |
bool remove_aux( const Path & ph, file_status f )
|
|
|
774 |
{
|
|
|
775 |
if ( exists( f ) )
|
|
|
776 |
{
|
|
|
777 |
system::error_code ec = remove_api( ph.external_file_string() );
|
|
|
778 |
if ( ec )
|
|
|
779 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
780 |
"boost::filesystem::remove", ph, ec ) );
|
|
|
781 |
return true;
|
|
|
782 |
}
|
|
|
783 |
return false;
|
|
|
784 |
}
|
|
|
785 |
|
|
|
786 |
template<class Path>
|
|
|
787 |
unsigned long remove_all_aux( const Path & ph, file_status f )
|
|
|
788 |
{
|
|
|
789 |
static const boost::filesystem::basic_directory_iterator<Path> end_itr;
|
|
|
790 |
unsigned long count = 1;
|
|
|
791 |
if ( !boost::filesystem::is_symlink( f ) // don't recurse symbolic links
|
|
|
792 |
&& boost::filesystem::is_directory( f ) )
|
|
|
793 |
{
|
|
|
794 |
for ( boost::filesystem::basic_directory_iterator<Path> itr( ph );
|
|
|
795 |
itr != end_itr; ++itr )
|
|
|
796 |
{
|
|
|
797 |
boost::system::error_code ec;
|
|
|
798 |
boost::filesystem::file_status fn = boost::filesystem::symlink_status( itr->path(), ec );
|
|
|
799 |
if ( ec )
|
|
|
800 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
801 |
"boost::filesystem:remove_all", ph, ec ) );
|
|
|
802 |
count += remove_all_aux( itr->path(), fn );
|
|
|
803 |
}
|
|
|
804 |
}
|
|
|
805 |
remove_aux( ph, f );
|
|
|
806 |
return count;
|
|
|
807 |
}
|
|
|
808 |
|
|
|
809 |
// test helper -------------------------------------------------------------//
|
|
|
810 |
|
|
|
811 |
// not part of the documented interface because false positives are possible;
|
|
|
812 |
// there is no law that says that an OS that has large stat.st_size
|
|
|
813 |
// actually supports large file sizes.
|
|
|
814 |
BOOST_FILESYSTEM_DECL bool possible_large_file_size_support();
|
|
|
815 |
|
|
|
816 |
// directory_iterator helpers ----------------------------------------------//
|
|
|
817 |
|
|
|
818 |
// forwarding functions avoid need for BOOST_FILESYSTEM_DECL for class
|
|
|
819 |
// basic_directory_iterator, and so avoid iterator_facade DLL template
|
|
|
820 |
// problems. They also overload to the proper external path character type.
|
|
|
821 |
|
|
|
822 |
BOOST_FILESYSTEM_DECL system::error_code
|
|
|
823 |
dir_itr_first( void *& handle,
|
|
|
824 |
#if defined(BOOST_POSIX_API)
|
|
|
825 |
void *& buffer,
|
|
|
826 |
#endif
|
|
|
827 |
const std::string & dir_path,
|
|
|
828 |
std::string & target, file_status & fs, file_status & symlink_fs );
|
|
|
829 |
// eof: return==0 && handle==0
|
|
|
830 |
|
|
|
831 |
BOOST_FILESYSTEM_DECL system::error_code
|
|
|
832 |
dir_itr_increment( void *& handle,
|
|
|
833 |
#if defined(BOOST_POSIX_API)
|
|
|
834 |
void *& buffer,
|
|
|
835 |
#endif
|
|
|
836 |
std::string & target, file_status & fs, file_status & symlink_fs );
|
|
|
837 |
// eof: return==0 && handle==0
|
|
|
838 |
|
|
|
839 |
BOOST_FILESYSTEM_DECL system::error_code
|
|
|
840 |
dir_itr_close( void *& handle
|
|
|
841 |
#if defined(BOOST_POSIX_API)
|
|
|
842 |
, void *& buffer
|
|
|
843 |
#endif
|
|
|
844 |
);
|
|
|
845 |
// Effects: none if handle==0, otherwise close handle, set handle=0
|
|
|
846 |
|
|
|
847 |
# if defined(BOOST_WINDOWS_API) && !defined(BOOST_FILESYSTEM_NARROW_ONLY)
|
|
|
848 |
BOOST_FILESYSTEM_DECL system::error_code
|
|
|
849 |
dir_itr_first( void *& handle, const std::wstring & ph,
|
|
|
850 |
std::wstring & target, file_status & fs, file_status & symlink_fs );
|
|
|
851 |
BOOST_FILESYSTEM_DECL system::error_code
|
|
|
852 |
dir_itr_increment( void *& handle, std::wstring & target,
|
|
|
853 |
file_status & fs, file_status & symlink_fs );
|
|
|
854 |
# endif
|
|
|
855 |
|
|
|
856 |
template< class Path >
|
|
|
857 |
class dir_itr_imp
|
|
|
858 |
{
|
|
|
859 |
public:
|
|
|
860 |
basic_directory_entry<Path> m_directory_entry;
|
|
|
861 |
void * m_handle;
|
|
|
862 |
# ifdef BOOST_POSIX_API
|
|
|
863 |
void * m_buffer; // see dir_itr_increment implementation
|
|
|
864 |
# endif
|
|
|
865 |
dir_itr_imp() : m_handle(0)
|
|
|
866 |
# ifdef BOOST_POSIX_API
|
|
|
867 |
, m_buffer(0)
|
|
|
868 |
# endif
|
|
|
869 |
{}
|
|
|
870 |
|
|
|
871 |
~dir_itr_imp() { dir_itr_close( m_handle
|
|
|
872 |
#if defined(BOOST_POSIX_API)
|
|
|
873 |
, m_buffer
|
|
|
874 |
#endif
|
|
|
875 |
); }
|
|
|
876 |
};
|
|
|
877 |
|
|
|
878 |
BOOST_FILESYSTEM_DECL system::error_code not_found_error();
|
|
|
879 |
|
|
|
880 |
} // namespace detail
|
|
|
881 |
|
|
|
882 |
// basic_directory_iterator ------------------------------------------------//
|
|
|
883 |
|
|
|
884 |
template< class Path >
|
|
|
885 |
class basic_directory_iterator
|
|
|
886 |
: public boost::iterator_facade<
|
|
|
887 |
basic_directory_iterator<Path>,
|
|
|
888 |
basic_directory_entry<Path>,
|
|
|
889 |
boost::single_pass_traversal_tag >
|
|
|
890 |
{
|
|
|
891 |
public:
|
|
|
892 |
typedef Path path_type;
|
|
|
893 |
|
|
|
894 |
basic_directory_iterator(){} // creates the "end" iterator
|
|
|
895 |
|
|
|
896 |
explicit basic_directory_iterator( const Path & dir_path );
|
|
|
897 |
basic_directory_iterator( const Path & dir_path, system::error_code & ec );
|
|
|
898 |
|
|
|
899 |
private:
|
|
|
900 |
|
|
|
901 |
// shared_ptr provides shallow-copy semantics required for InputIterators.
|
|
|
902 |
// m_imp.get()==0 indicates the end iterator.
|
|
|
903 |
boost::shared_ptr< detail::dir_itr_imp< Path > > m_imp;
|
|
|
904 |
|
|
|
905 |
friend class boost::iterator_core_access;
|
|
|
906 |
|
|
|
907 |
typename boost::iterator_facade<
|
|
|
908 |
basic_directory_iterator<Path>,
|
|
|
909 |
basic_directory_entry<Path>,
|
|
|
910 |
boost::single_pass_traversal_tag >::reference dereference() const
|
|
|
911 |
{
|
|
|
912 |
BOOST_ASSERT( m_imp.get() && "attempt to dereference end iterator" );
|
|
|
913 |
return m_imp->m_directory_entry;
|
|
|
914 |
}
|
|
|
915 |
|
|
|
916 |
void increment();
|
|
|
917 |
|
|
|
918 |
bool equal( const basic_directory_iterator & rhs ) const
|
|
|
919 |
{ return m_imp == rhs.m_imp; }
|
|
|
920 |
|
|
|
921 |
system::error_code m_init( const Path & dir_path );
|
|
|
922 |
};
|
|
|
923 |
|
|
|
924 |
typedef basic_directory_iterator< path > directory_iterator;
|
|
|
925 |
# ifndef BOOST_FILESYSTEM_NARROW_ONLY
|
|
|
926 |
typedef basic_directory_iterator< wpath > wdirectory_iterator;
|
|
|
927 |
# endif
|
|
|
928 |
|
|
|
929 |
// basic_directory_iterator implementation ---------------------------//
|
|
|
930 |
|
|
|
931 |
template<class Path>
|
|
|
932 |
system::error_code basic_directory_iterator<Path>::m_init(
|
|
|
933 |
const Path & dir_path )
|
|
|
934 |
{
|
|
|
935 |
if ( dir_path.empty() )
|
|
|
936 |
{
|
|
|
937 |
m_imp.reset();
|
|
|
938 |
return detail::not_found_error();
|
|
|
939 |
}
|
|
|
940 |
typename Path::external_string_type name;
|
|
|
941 |
file_status fs, symlink_fs;
|
|
|
942 |
system::error_code ec( detail::dir_itr_first( m_imp->m_handle,
|
|
|
943 |
#if defined(BOOST_POSIX_API)
|
|
|
944 |
m_imp->m_buffer,
|
|
|
945 |
#endif
|
|
|
946 |
dir_path.external_directory_string(),
|
|
|
947 |
name, fs, symlink_fs ) );
|
|
|
948 |
|
|
|
949 |
if ( ec )
|
|
|
950 |
{
|
|
|
951 |
m_imp.reset();
|
|
|
952 |
return ec;
|
|
|
953 |
}
|
|
|
954 |
|
|
|
955 |
if ( m_imp->m_handle == 0 ) m_imp.reset(); // eof, so make end iterator
|
|
|
956 |
else // not eof
|
|
|
957 |
{
|
|
|
958 |
m_imp->m_directory_entry.assign( dir_path
|
|
|
959 |
/ Path::traits_type::to_internal( name ), fs, symlink_fs );
|
|
|
960 |
if ( name[0] == dot<Path>::value // dot or dot-dot
|
|
|
961 |
&& (name.size() == 1
|
|
|
962 |
|| (name[1] == dot<Path>::value
|
|
|
963 |
&& name.size() == 2)) )
|
|
|
964 |
{ increment(); }
|
|
|
965 |
}
|
|
|
966 |
return boost::system::error_code();
|
|
|
967 |
}
|
|
|
968 |
|
|
|
969 |
template<class Path>
|
|
|
970 |
basic_directory_iterator<Path>::basic_directory_iterator(
|
|
|
971 |
const Path & dir_path )
|
|
|
972 |
: m_imp( new detail::dir_itr_imp<Path> )
|
|
|
973 |
{
|
|
|
974 |
system::error_code ec( m_init(dir_path) );
|
|
|
975 |
if ( ec )
|
|
|
976 |
{
|
|
|
977 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
978 |
"boost::filesystem::basic_directory_iterator constructor",
|
|
|
979 |
dir_path, ec ) );
|
|
|
980 |
}
|
|
|
981 |
}
|
|
|
982 |
|
|
|
983 |
template<class Path>
|
|
|
984 |
basic_directory_iterator<Path>::basic_directory_iterator(
|
|
|
985 |
const Path & dir_path, system::error_code & ec )
|
|
|
986 |
: m_imp( new detail::dir_itr_imp<Path> )
|
|
|
987 |
{
|
|
|
988 |
ec = m_init(dir_path);
|
|
|
989 |
}
|
|
|
990 |
|
|
|
991 |
template<class Path>
|
|
|
992 |
void basic_directory_iterator<Path>::increment()
|
|
|
993 |
{
|
|
|
994 |
BOOST_ASSERT( m_imp.get() && "attempt to increment end iterator" );
|
|
|
995 |
BOOST_ASSERT( m_imp->m_handle != 0 && "internal program error" );
|
|
|
996 |
|
|
|
997 |
typename Path::external_string_type name;
|
|
|
998 |
file_status fs, symlink_fs;
|
|
|
999 |
system::error_code ec;
|
|
|
1000 |
|
|
|
1001 |
for (;;)
|
|
|
1002 |
{
|
|
|
1003 |
ec = detail::dir_itr_increment( m_imp->m_handle,
|
|
|
1004 |
#if defined(BOOST_POSIX_API)
|
|
|
1005 |
m_imp->m_buffer,
|
|
|
1006 |
#endif
|
|
|
1007 |
name, fs, symlink_fs );
|
|
|
1008 |
if ( ec )
|
|
|
1009 |
{
|
|
|
1010 |
boost::throw_exception( basic_filesystem_error<Path>(
|
|
|
1011 |
"boost::filesystem::basic_directory_iterator increment",
|
|
|
1012 |
m_imp->m_directory_entry.path().parent_path(), ec ) );
|
|
|
1013 |
}
|
|
|
1014 |
if ( m_imp->m_handle == 0 ) { m_imp.reset(); return; } // eof, make end
|
|
|
1015 |
if ( !(name[0] == dot<Path>::value // !(dot or dot-dot)
|
|
|
1016 |
&& (name.size() == 1
|
|
|
1017 |
|| (name[1] == dot<Path>::value
|
|
|
1018 |
&& name.size() == 2))) )
|
|
|
1019 |
{
|
|
|
1020 |
m_imp->m_directory_entry.replace_filename(
|
|
|
1021 |
Path::traits_type::to_internal( name ), fs, symlink_fs );
|
|
|
1022 |
return;
|
|
|
1023 |
}
|
|
|
1024 |
}
|
|
|
1025 |
}
|
|
|
1026 |
|
|
|
1027 |
// basic_directory_entry -----------------------------------------------//
|
|
|
1028 |
|
|
|
1029 |
template<class Path>
|
|
|
1030 |
class basic_directory_entry
|
|
|
1031 |
{
|
|
|
1032 |
public:
|
|
|
1033 |
typedef Path path_type;
|
|
|
1034 |
typedef typename Path::string_type string_type;
|
|
|
1035 |
|
|
|
1036 |
// compiler generated copy-ctor, copy assignment, and destructor apply
|
|
|
1037 |
|
|
|
1038 |
basic_directory_entry() {}
|
|
|
1039 |
explicit basic_directory_entry( const path_type & p,
|
|
|
1040 |
file_status st = file_status(), file_status symlink_st=file_status() )
|
|
|
1041 |
: m_path(p), m_status(st), m_symlink_status(symlink_st)
|
|
|
1042 |
{}
|
|
|
1043 |
|
|
|
1044 |
void assign( const path_type & p,
|
|
|
1045 |
file_status st, file_status symlink_st )
|
|
|
1046 |
{ m_path = p; m_status = st; m_symlink_status = symlink_st; }
|
|
|
1047 |
|
|
|
1048 |
void replace_filename( const string_type & s,
|
|
|
1049 |
file_status st, file_status symlink_st )
|
|
|
1050 |
{
|
|
|
1051 |
m_path.remove_filename();
|
|
|
1052 |
m_path /= s;
|
|
|
1053 |
m_status = st;
|
|
|
1054 |
m_symlink_status = symlink_st;
|
|
|
1055 |
}
|
|
|
1056 |
|
|
|
1057 |
# ifndef BOOST_FILESYSTEM_NO_DEPRECATED
|
|
|
1058 |
void replace_leaf( const string_type & s,
|
|
|
1059 |
file_status st, file_status symlink_st )
|
|
|
1060 |
{ replace_filename( s, st, symlink_st ); }
|
|
|
1061 |
# endif
|
|
|
1062 |
|
|
|
1063 |
const Path & path() const { return m_path; }
|
|
|
1064 |
file_status status() const;
|
|
|
1065 |
file_status status( system::error_code & ec ) const;
|
|
|
1066 |
file_status symlink_status() const;
|
|
|
1067 |
file_status symlink_status( system::error_code & ec ) const;
|
|
|
1068 |
|
|
|
1069 |
// conversion simplifies the most common use of basic_directory_entry
|
|
|
1070 |
operator const path_type &() const { return m_path; }
|
|
|
1071 |
|
|
|
1072 |
# ifndef BOOST_FILESYSTEM_NO_DEPRECATED
|
|
|
1073 |
// deprecated functions preserve common use cases in legacy code
|
|
|
1074 |
typename Path::string_type filename() const
|
|
|
1075 |
{
|
|
|
1076 |
return path().filename();
|
|
|
1077 |
}
|
|
|
1078 |
typename Path::string_type leaf() const
|
|
|
1079 |
{
|
|
|
1080 |
return path().filename();
|
|
|
1081 |
}
|
|
|
1082 |
typename Path::string_type string() const
|
|
|
1083 |
{
|
|
|
1084 |
return path().string();
|
|
|
1085 |
}
|
|
|
1086 |
# endif
|
|
|
1087 |
|
|
|
1088 |
private:
|
|
|
1089 |
path_type m_path;
|
|
|
1090 |
mutable file_status m_status; // stat()-like
|
|
|
1091 |
mutable file_status m_symlink_status; // lstat()-like
|
|
|
1092 |
// note: m_symlink_status is not used by Windows implementation
|
|
|
1093 |
|
|
|
1094 |
}; // basic_directory_status
|
|
|
1095 |
|
|
|
1096 |
typedef basic_directory_entry<path> directory_entry;
|
|
|
1097 |
# ifndef BOOST_FILESYSTEM_NARROW_ONLY
|
|
|
1098 |
typedef basic_directory_entry<wpath> wdirectory_entry;
|
|
|
1099 |
# endif
|
|
|
1100 |
|
|
|
1101 |
// basic_directory_entry implementation --------------------------------//
|
|
|
1102 |
|
|
|
1103 |
template<class Path>
|
|
|
1104 |
file_status
|
|
|
1105 |
basic_directory_entry<Path>::status() const
|
|
|
1106 |
{
|
|
|
1107 |
if ( !status_known( m_status ) )
|
|
|
1108 |
{
|
|
|
1109 |
# ifndef BOOST_WINDOWS_API
|
|
|
1110 |
if ( status_known( m_symlink_status )
|
|
|
1111 |
&& !is_symlink( m_symlink_status ) )
|
|
|
1112 |
{ m_status = m_symlink_status; }
|
|
|
1113 |
else { m_status = boost::filesystem::status( m_path ); }
|
|
|
1114 |
# else
|
|
|
1115 |
m_status = boost::filesystem::status( m_path );
|
|
|
1116 |
# endif
|
|
|
1117 |
}
|
|
|
1118 |
return m_status;
|
|
|
1119 |
}
|
|
|
1120 |
|
|
|
1121 |
template<class Path>
|
|
|
1122 |
file_status
|
|
|
1123 |
basic_directory_entry<Path>::status( system::error_code & ec ) const
|
|
|
1124 |
{
|
|
|
1125 |
if ( !status_known( m_status ) )
|
|
|
1126 |
{
|
|
|
1127 |
# ifndef BOOST_WINDOWS_API
|
|
|
1128 |
if ( status_known( m_symlink_status )
|
|
|
1129 |
&& !is_symlink( m_symlink_status ) )
|
|
|
1130 |
{ ec = boost::system::error_code();; m_status = m_symlink_status; }
|
|
|
1131 |
else { m_status = boost::filesystem::status( m_path, ec ); }
|
|
|
1132 |
# else
|
|
|
1133 |
m_status = boost::filesystem::status( m_path, ec );
|
|
|
1134 |
# endif
|
|
|
1135 |
}
|
|
|
1136 |
else ec = boost::system::error_code();;
|
|
|
1137 |
return m_status;
|
|
|
1138 |
}
|
|
|
1139 |
|
|
|
1140 |
template<class Path>
|
|
|
1141 |
file_status
|
|
|
1142 |
basic_directory_entry<Path>::symlink_status() const
|
|
|
1143 |
{
|
|
|
1144 |
# ifndef BOOST_WINDOWS_API
|
|
|
1145 |
if ( !status_known( m_symlink_status ) )
|
|
|
1146 |
{ m_symlink_status = boost::filesystem::symlink_status( m_path ); }
|
|
|
1147 |
return m_symlink_status;
|
|
|
1148 |
# else
|
|
|
1149 |
return status();
|
|
|
1150 |
# endif
|
|
|
1151 |
}
|
|
|
1152 |
|
|
|
1153 |
template<class Path>
|
|
|
1154 |
file_status
|
|
|
1155 |
basic_directory_entry<Path>::symlink_status( system::error_code & ec ) const
|
|
|
1156 |
{
|
|
|
1157 |
# ifndef BOOST_WINDOWS_API
|
|
|
1158 |
if ( !status_known( m_symlink_status ) )
|
|
|
1159 |
{ m_symlink_status = boost::filesystem::symlink_status( m_path, ec ); }
|
|
|
1160 |
else ec = boost::system::error_code();;
|
|
|
1161 |
return m_symlink_status;
|
|
|
1162 |
# else
|
|
|
1163 |
return status( ec );
|
|
|
1164 |
# endif
|
|
|
1165 |
}
|
|
|
1166 |
} // namespace filesystem
|
|
|
1167 |
} // namespace boost
|
|
|
1168 |
|
|
|
1169 |
#undef BOOST_FS_FUNC
|
|
|
1170 |
|
|
|
1171 |
|
|
|
1172 |
#include <boost/config/abi_suffix.hpp> // pops abi_prefix.hpp pragmas
|
|
|
1173 |
#endif // BOOST_FILESYSTEM_OPERATIONS_HPP
|