+++ /dev/null
-// operations.cpp ----------------------------------------------------------//
-
-// Copyright 2002-2005 Beman Dawes
-// Copyright 2001 Dietmar Kuehl
-
-// Distributed under 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)
-
-// See library home page at http://www.boost.org/libs/filesystem/
-
-//----------------------------------------------------------------------------//
-
-// define BOOST_FILESYSTEM_SOURCE so that <boost/filesystem/config.hpp> knows
-// the library is being built (possibly exporting rather than importing code)
-#define BOOST_FILESYSTEM_SOURCE
-
-#define _POSIX_PTHREAD_SEMANTICS // Sun readdir_r() needs this
-
-// enable the XPG-compliant version of readdir_r() on AIX
-#if defined(_AIX)
-# define _LINUX_SOURCE_COMPAT
-#endif
-
-#if !(defined(__HP_aCC) && defined(_ILP32) && \
- !defined(_STATVFS_ACPP_PROBLEMS_FIXED))
-# define _FILE_OFFSET_BITS 64 // at worst, these defines may have no effect,
-#endif
-
-#define __USE_FILE_OFFSET64 // but that is harmless on Windows and on POSIX
- // 64-bit systems or on 32-bit systems which don't have files larger
- // than can be represented by a traditional POSIX/UNIX off_t type.
- // OTOH, defining them should kick in 64-bit off_t's (and thus
- // st_size) on 32-bit systems that provide the Large File
- // Support (LFS) interface, such as Linux, Solaris, and IRIX.
- // The defines are given before any headers are included to
- // ensure that they are available to all included headers.
- // That is required at least on Solaris, and possibly on other
- // systems as well.
-
-// for some compilers (CodeWarrior, for example), windows.h
-// is getting included by some other boost header, so do this early:
-#if !defined(_WIN32_WINNT)
-#define _WIN32_WINNT 0x0500 // Default to Windows 2K or later
-#endif
-
-
-#include <boost/filesystem/operations.hpp>
-#include <boost/scoped_array.hpp>
-#include <boost/throw_exception.hpp>
-#include <boost/detail/workaround.hpp>
-
-namespace fs = boost::filesystem;
-
-# if defined(BOOST_WINDOWS_API)
-# include "windows.h"
-# if defined(__BORLANDC__) || defined(__MWERKS__)
-# if defined(__BORLANDC__)
- using std::time_t;
-# endif
-# include "utime.h"
-# else
-# include "sys/utime.h"
-# endif
-
-# else // BOOST_POSIX_API
-# include <sys/types.h>
-# ifndef __APPLE__
-# include <sys/statvfs.h>
-# define BOOST_STATVFS statvfs
-# define BOOST_STATVFS_F_FRSIZE vfs.f_frsize
-# else
-# include <sys/mount.h>
-# define BOOST_STATVFS statfs
-# define BOOST_STATVFS_F_FRSIZE static_cast<boost::uintmax_t>( vfs.f_bsize )
-# endif
-# include "dirent.h"
-# include "unistd.h"
-# include "fcntl.h"
-# include "utime.h"
-# include "limits.h"
-# endif
-
-// BOOST_FILESYSTEM_STATUS_CACHE enables file_status cache in
-// dir_itr_increment. The config tests are placed here because some of the
-// macros being tested come from dirent.h.
-//
-// TODO: find out what macros indicate dirent::d_type present in more libraries
-# if defined(BOOST_WINDOWS_API) \
- || defined(_DIRENT_HAVE_D_TYPE) // defined by GNU C library if d_type present
-# define BOOST_FILESYSTEM_STATUS_CACHE
-# endif
-
-#include <sys/stat.h> // even on Windows some functions use stat()
-#include <string>
-#include <cstring>
-#include <cstdio> // for remove, rename
-#include <cerrno>
-#include <cassert>
-// #include <iostream> // for debugging only; comment out when not in use
-
-#ifdef BOOST_NO_STDC_NAMESPACE
-namespace std { using ::strcmp; using ::remove; using ::rename; }
-#endif
-
-// helpers -----------------------------------------------------------------//
-
-namespace
-{
- static const fs::directory_iterator end_itr;
- bool is_empty_directory( const std::string & dir_path )
- {
- return fs::directory_iterator(fs::path(dir_path)) == end_itr;
- }
-
-#ifdef BOOST_WINDOWS_API
-
-// For Windows, the xxxA form of various function names is used to avoid
-// inadvertently getting wide forms of the functions. (The undecorated
-// forms are actually macros, so can misfire if the user has various
-// other macros defined. There was a bug report of this happening.)
-
- inline DWORD get_file_attributes( const char * ph )
- { return ::GetFileAttributesA( ph ); }
-
-# ifndef BOOST_FILESYSTEM_NARROW_ONLY
-
- inline DWORD get_file_attributes( const wchar_t * ph )
- { return ::GetFileAttributesW( ph ); }
-
- static const fs::wdirectory_iterator wend_itr;
- bool is_empty_directory( const std::wstring & dir_path )
- {
- return fs::wdirectory_iterator(fs::wpath(dir_path)) == wend_itr;
- }
-
- inline BOOL get_file_attributes_ex( const wchar_t * ph,
- WIN32_FILE_ATTRIBUTE_DATA & fad )
- { return ::GetFileAttributesExW( ph, ::GetFileExInfoStandard, &fad ); }
-
- HANDLE create_file( const wchar_t * ph, DWORD dwDesiredAccess,
- DWORD dwShareMode, LPSECURITY_ATTRIBUTES lpSecurityAttributes,
- DWORD dwCreationDisposition, DWORD dwFlagsAndAttributes,
- HANDLE hTemplateFile )
- {
- return ::CreateFileW( ph, dwDesiredAccess, dwShareMode,
- lpSecurityAttributes, dwCreationDisposition, dwFlagsAndAttributes,
- hTemplateFile );
- }
-
- inline DWORD get_current_directory( DWORD sz, wchar_t * buf )
- { return ::GetCurrentDirectoryW( sz, buf ); }
-
- inline bool get_free_disk_space( const std::wstring & ph,
- PULARGE_INTEGER avail, PULARGE_INTEGER total, PULARGE_INTEGER free )
- { return ::GetDiskFreeSpaceExW( ph.c_str(), avail, total, free ) != 0; }
-
- inline std::size_t get_full_path_name(
- const std::wstring & ph, std::size_t len, wchar_t * buf, wchar_t ** p )
- {
- return static_cast<std::size_t>(
- ::GetFullPathNameW( ph.c_str(),
- static_cast<DWORD>(len), buf, p ));
- }
-
- inline bool remove_directory( const std::wstring & ph )
- { return ::RemoveDirectoryW( ph.c_str() ) != 0; }
-
- inline bool delete_file( const std::wstring & ph )
- { return ::DeleteFileW( ph.c_str() ) != 0; }
-
- inline bool create_directory( const std::wstring & dir )
- { return ::CreateDirectoryW( dir.c_str(), 0 ) != 0; }
-
-#if _WIN32_WINNT >= 0x500
- inline bool create_hard_link( const std::wstring & to_ph,
- const std::wstring & from_ph )
- { return ::CreateHardLinkW( from_ph.c_str(), to_ph.c_str(), 0 ) != 0; }
-#endif
-
-# endif // ifndef BOOST_FILESYSTEM_NARROW_ONLY
-
- template< class String >
- fs::file_status status_template( const String & ph, fs::system_error_type & ec )
- {
- DWORD attr( get_file_attributes( ph.c_str() ) );
- if ( attr == 0xFFFFFFFF )
- {
- ec = ::GetLastError();
- if ((ec == ERROR_FILE_NOT_FOUND)
- || (ec == ERROR_PATH_NOT_FOUND)
- || (ec == ERROR_INVALID_NAME) // "tools/jam/src/:sys:stat.h", "//foo"
- || (ec == ERROR_INVALID_PARAMETER) // ":sys:stat.h"
- || (ec == ERROR_BAD_NETPATH))
- {
- ec = 0; // these are not considered errors
- return fs::file_status( fs::file_not_found );
- }
- return fs::file_status( fs::status_unknown );
- }
- ec = 0;
- return (attr & FILE_ATTRIBUTE_DIRECTORY)
- ? fs::file_status( fs::directory_file )
- : fs::file_status( fs::regular_file );
- }
-
- BOOL get_file_attributes_ex( const char * ph,
- WIN32_FILE_ATTRIBUTE_DATA & fad )
- { return ::GetFileAttributesExA( ph, ::GetFileExInfoStandard, &fad ); }
-
- template< class String >
- boost::filesystem::detail::query_pair
- is_empty_template( const String & ph )
- {
- WIN32_FILE_ATTRIBUTE_DATA fad;
- if ( get_file_attributes_ex( ph.c_str(), fad ) == 0 )
- return std::make_pair( ::GetLastError(), false );
- return std::make_pair( 0,
- ( fad.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY )
- ? is_empty_directory( ph )
- :( !fad.nFileSizeHigh && !fad.nFileSizeLow ) );
- }
-
- HANDLE create_file( const char * ph, DWORD dwDesiredAccess,
- DWORD dwShareMode, LPSECURITY_ATTRIBUTES lpSecurityAttributes,
- DWORD dwCreationDisposition, DWORD dwFlagsAndAttributes,
- HANDLE hTemplateFile )
- {
- return ::CreateFileA( ph, dwDesiredAccess, dwShareMode,
- lpSecurityAttributes, dwCreationDisposition, dwFlagsAndAttributes,
- hTemplateFile );
- }
-
- // Thanks to Jeremy Maitin-Shepard for much help and for permission to
- // base the equivalent() implementation on portions of his
- // file-equivalence-win32.cpp experimental code.
- struct handle_wrapper
- {
- HANDLE handle;
- handle_wrapper( HANDLE h )
- : handle(h) {}
- ~handle_wrapper()
- {
- if ( handle != INVALID_HANDLE_VALUE )
- ::CloseHandle(handle);
- }
- };
-
- template< class String >
- boost::filesystem::detail::query_pair
- equivalent_template( const String & ph1, const String & ph2 )
- {
- // Note well: Physical location on external media is part of the
- // equivalence criteria. If there are no open handles, physical location
- // can change due to defragmentation or other relocations. Thus handles
- // must be held open until location information for both paths has
- // been retrieved.
- handle_wrapper p1(
- create_file(
- ph1.c_str(),
- 0,
- FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE,
- 0,
- OPEN_EXISTING,
- FILE_FLAG_BACKUP_SEMANTICS,
- 0 ) );
- int error1(0); // save error code in case we have to throw
- if ( p1.handle == INVALID_HANDLE_VALUE )
- error1 = ::GetLastError();
- handle_wrapper p2(
- create_file(
- ph2.c_str(),
- 0,
- FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE,
- 0,
- OPEN_EXISTING,
- FILE_FLAG_BACKUP_SEMANTICS,
- 0 ) );
- if ( p1.handle == INVALID_HANDLE_VALUE
- || p2.handle == INVALID_HANDLE_VALUE )
- {
- if ( p1.handle != INVALID_HANDLE_VALUE
- || p2.handle != INVALID_HANDLE_VALUE )
- { return std::make_pair( 0, false ); }
- assert( p1.handle == INVALID_HANDLE_VALUE
- && p2.handle == INVALID_HANDLE_VALUE );
- { return std::make_pair( error1, false ); }
- }
- // at this point, both handles are known to be valid
- BY_HANDLE_FILE_INFORMATION info1, info2;
- if ( !::GetFileInformationByHandle( p1.handle, &info1 ) )
- { return std::make_pair( ::GetLastError(), false ); }
- if ( !::GetFileInformationByHandle( p2.handle, &info2 ) )
- { return std::make_pair( ::GetLastError(), false ); }
- // In theory, volume serial numbers are sufficient to distinguish between
- // devices, but in practice VSN's are sometimes duplicated, so last write
- // time and file size are also checked.
- return std::make_pair( 0,
- info1.dwVolumeSerialNumber == info2.dwVolumeSerialNumber
- && info1.nFileIndexHigh == info2.nFileIndexHigh
- && info1.nFileIndexLow == info2.nFileIndexLow
- && info1.nFileSizeHigh == info2.nFileSizeHigh
- && info1.nFileSizeLow == info2.nFileSizeLow
- && info1.ftLastWriteTime.dwLowDateTime
- == info2.ftLastWriteTime.dwLowDateTime
- && info1.ftLastWriteTime.dwHighDateTime
- == info2.ftLastWriteTime.dwHighDateTime );
- }
-
- template< class String >
- boost::filesystem::detail::uintmax_pair
- file_size_template( const String & ph )
- {
- WIN32_FILE_ATTRIBUTE_DATA fad;
- // by now, intmax_t is 64-bits on all Windows compilers
- if ( get_file_attributes_ex( ph.c_str(), fad ) == 0 )
- return std::make_pair( ::GetLastError(), 0 );
- if ( (fad.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) !=0 )
- return std::make_pair( ERROR_FILE_NOT_FOUND, 0 );
- return std::make_pair( 0,
- (static_cast<boost::uintmax_t>(fad.nFileSizeHigh)
- << (sizeof(fad.nFileSizeLow)*8))
- + fad.nFileSizeLow );
- }
-
- inline bool get_free_disk_space( const std::string & ph,
- PULARGE_INTEGER avail, PULARGE_INTEGER total, PULARGE_INTEGER free )
- { return ::GetDiskFreeSpaceExA( ph.c_str(), avail, total, free ) != 0; }
-
- template< class String >
- boost::filesystem::detail::space_pair
- space_template( String & ph )
- {
- ULARGE_INTEGER avail, total, free;
- boost::filesystem::detail::space_pair result;
- if ( get_free_disk_space( ph, &avail, &total, &free ) )
- {
- result.first = 0;
- result.second.capacity
- = (static_cast<boost::uintmax_t>(total.HighPart) << 32)
- + total.LowPart;
- result.second.free
- = (static_cast<boost::uintmax_t>(free.HighPart) << 32)
- + free.LowPart;
- result.second.available
- = (static_cast<boost::uintmax_t>(avail.HighPart) << 32)
- + avail.LowPart;
- }
- else
- {
- result.first = ::GetLastError();
- result.second.capacity = result.second.free
- = result.second.available = 0;
- }
- return result;
- }
-
- inline DWORD get_current_directory( DWORD sz, char * buf )
- { return ::GetCurrentDirectoryA( sz, buf ); }
-
- template< class String >
- boost::filesystem::system_error_type
- get_current_path_template( String & ph )
- {
- DWORD sz;
- if ( (sz = get_current_directory( 0,
- static_cast<typename String::value_type*>(0) )) == 0 )
- { sz = 1; }
- typedef typename String::value_type value_type;
- boost::scoped_array<value_type> buf( new value_type[sz] );
- if ( get_current_directory( sz, buf.get() ) == 0 )
- return ::GetLastError();
- ph = buf.get();
- return 0;
- }
-
- inline std::size_t get_full_path_name(
- const std::string & ph, std::size_t len, char * buf, char ** p )
- {
- return static_cast<std::size_t>(
- ::GetFullPathNameA( ph.c_str(),
- static_cast<DWORD>(len), buf, p ));
- }
-
- const std::size_t buf_size( 128 );
-
- template<class String>
- boost::filesystem::system_error_type
- get_full_path_name_template( const String & ph, String & target )
- {
- typename String::value_type buf[buf_size];
- typename String::value_type * pfn;
- std::size_t len = get_full_path_name( ph,
- buf_size , buf, &pfn );
- if ( len == 0 ) return ::GetLastError();
- if ( len > buf_size )
- {
- typedef typename String::value_type value_type;
- boost::scoped_array<value_type> big_buf( new value_type[len] );
- if ( (len=get_full_path_name( ph, len , big_buf.get(), &pfn ))
- == 0 ) return ::GetLastError();
- big_buf[len] = '\0';
- target = big_buf.get();
- return 0;
- }
- buf[len] = '\0';
- target = buf;
- return 0;
- }
-
- template<class String>
- boost::filesystem::system_error_type
- get_file_write_time( const String & ph, FILETIME & last_write_time )
- {
- handle_wrapper hw(
- create_file( ph.c_str(), 0,
- FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
- OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, 0 ) );
- if ( hw.handle == INVALID_HANDLE_VALUE )
- return ::GetLastError();
- return ::GetFileTime( hw.handle, 0, 0, &last_write_time ) != 0
- ? 0 : ::GetLastError();
- }
-
- template<class String>
- boost::filesystem::system_error_type
- set_file_write_time( const String & ph, const FILETIME & last_write_time )
- {
- handle_wrapper hw(
- create_file( ph.c_str(), FILE_WRITE_ATTRIBUTES,
- FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
- OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, 0 ) );
- if ( hw.handle == INVALID_HANDLE_VALUE )
- return ::GetLastError();
- return ::SetFileTime( hw.handle, 0, 0, &last_write_time ) != 0
- ? 0 : ::GetLastError();
- }
-
- // these constants come from inspecting some Microsoft sample code
- std::time_t to_time_t( const FILETIME & ft )
- {
- __int64 t = (static_cast<__int64>( ft.dwHighDateTime ) << 32)
- + ft.dwLowDateTime;
-# if !defined( BOOST_MSVC ) || BOOST_MSVC > 1300 // > VC++ 7.0
- t -= 116444736000000000LL;
-# else
- t -= 116444736000000000;
-# endif
- t /= 10000000;
- return static_cast<std::time_t>( t );
- }
-
- void to_FILETIME( std::time_t t, FILETIME & ft )
- {
- __int64 temp = t;
- temp *= 10000000;
-# if !defined( BOOST_MSVC ) || BOOST_MSVC > 1300 // > VC++ 7.0
- temp += 116444736000000000LL;
-# else
- temp += 116444736000000000;
-# endif
- ft.dwLowDateTime = static_cast<DWORD>( temp );
- ft.dwHighDateTime = static_cast<DWORD>( temp >> 32 );
- }
-
- template<class String>
- boost::filesystem::detail::time_pair
- last_write_time_template( const String & ph )
- {
- FILETIME lwt;
- boost::filesystem::system_error_type result
- = get_file_write_time( ph, lwt );
- return std::make_pair( result, to_time_t( lwt ) );
- }
-
- template<class String>
- boost::filesystem::system_error_type
- last_write_time_template( const String & ph, const std::time_t new_time )
- {
- FILETIME lwt;
- to_FILETIME( new_time, lwt );
- return set_file_write_time( ph, lwt );
- }
-
- bool remove_directory( const std::string & ph )
- { return ::RemoveDirectoryA( ph.c_str() ) != 0; }
-
- bool delete_file( const std::string & ph )
- { return ::DeleteFileA( ph.c_str() ) != 0; }
-
- template<class String>
- boost::filesystem::system_error_type
- remove_template( const String & ph )
- {
- fs::system_error_type ec;
- fs::file_status sf( fs::detail::status_api( ph, ec ) );
- if ( ec ) return ec;
- if ( fs::is_directory( sf ) )
- {
- if ( !remove_directory( ph ) )
- return ::GetLastError();
- }
- else
- {
- if ( !delete_file( ph ) ) return ::GetLastError();
- }
- return 0;
- }
-
- inline bool create_directory( const std::string & dir )
- { return ::CreateDirectoryA( dir.c_str(), 0 ) != 0; }
-
- template<class String>
- boost::filesystem::detail::query_pair
- create_directory_template( const String & dir_ph )
- {
- boost::filesystem::system_error_type error(0), dummy;
- if ( create_directory( dir_ph ) ) return std::make_pair( error, true );
- error = ::GetLastError();
- // an error here may simply mean the postcondition is already met
- if ( error == ERROR_ALREADY_EXISTS
- && fs::is_directory( fs::detail::status_api( dir_ph, dummy ) ) )
- return std::make_pair( 0, false );
- return std::make_pair( error, false );
- }
-
-#if _WIN32_WINNT >= 0x500
- inline bool create_hard_link( const std::string & to_ph,
- const std::string & from_ph )
- { return ::CreateHardLinkA( from_ph.c_str(), to_ph.c_str(), 0 ) != 0; }
-#endif
-
-#if _WIN32_WINNT >= 0x500
- template<class String>
- boost::filesystem::system_error_type
- create_hard_link_template( const String & to_ph,
- const String & from_ph )
- {
- return fs::system_error_type( create_hard_link( to_ph.c_str(), from_ph.c_str() )
- ? 0 : ::GetLastError() );
- }
-#endif
-
-#endif
-} // unnamed namespace
-
-namespace boost
-{
- namespace filesystem
- {
- namespace detail
- {
-
-#if defined(BOOST_WINDOWS_API)
- BOOST_FILESYSTEM_DECL system_error_type not_found_error = ERROR_PATH_NOT_FOUND;
-#else
- BOOST_FILESYSTEM_DECL system_error_type not_found_error = ENOENT;
-#endif
-
-// free functions ----------------------------------------------------------//
-
- BOOST_FILESYSTEM_DECL bool possible_large_file_size_support()
- {
-# ifdef BOOST_POSIX_API
- struct stat lcl_stat;
- return sizeof( lcl_stat.st_size ) > 4;
-# else
- return true;
-# endif
- }
-
-# ifdef BOOST_WINDOWS_API
-
- BOOST_FILESYSTEM_DECL fs::file_status
- status_api( const std::string & ph, fs::system_error_type & ec )
- { return status_template( ph, ec ); }
-
-# ifndef BOOST_FILESYSTEM_NARROW_ONLY
-
- BOOST_FILESYSTEM_DECL fs::file_status
- status_api( const std::wstring & ph, fs::system_error_type & ec )
- { return status_template( ph, ec ); }
-
- BOOST_FILESYSTEM_DECL bool symbolic_link_exists_api( const std::wstring & )
- { return false; }
-
- BOOST_FILESYSTEM_DECL
- fs::detail::query_pair is_empty_api( const std::wstring & ph )
- { return is_empty_template( ph ); }
-
- BOOST_FILESYSTEM_DECL
- fs::detail::query_pair
- equivalent_api( const std::wstring & ph1, const std::wstring & ph2 )
- { return equivalent_template( ph1, ph2 ); }
-
- BOOST_FILESYSTEM_DECL
- fs::detail::uintmax_pair file_size_api( const std::wstring & ph )
- { return file_size_template( ph ); }
-
- BOOST_FILESYSTEM_DECL
- fs::detail::space_pair space_api( const std::wstring & ph )
- { return space_template( ph ); }
-
- BOOST_FILESYSTEM_DECL
- boost::filesystem::system_error_type
- get_current_path_api( std::wstring & ph )
- { return get_current_path_template( ph ); }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- get_full_path_name_api( const std::wstring & ph, std::wstring & target )
- { return get_full_path_name_template( ph, target ); }
-
- BOOST_FILESYSTEM_DECL time_pair
- last_write_time_api( const std::wstring & ph )
- { return last_write_time_template( ph ); }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- last_write_time_api( const std::wstring & ph, std::time_t new_value )
- { return last_write_time_template( ph, new_value ); }
-
- BOOST_FILESYSTEM_DECL fs::detail::query_pair
- create_directory_api( const std::wstring & ph )
- { return create_directory_template( ph ); }
-
-#if _WIN32_WINNT >= 0x500
- BOOST_FILESYSTEM_DECL fs::system_error_type
- create_hard_link_api( const std::wstring & to_ph,
- const std::wstring & from_ph )
- { return create_hard_link_template( to_ph, from_ph ); }
-#endif
-
- BOOST_FILESYSTEM_DECL fs::system_error_type
- create_symlink_api( const std::wstring & to_ph,
- const std::wstring & from_ph )
- { return ERROR_NOT_SUPPORTED; }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- remove_api( const std::wstring & ph ) { return remove_template( ph ); }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- rename_api( const std::wstring & from, const std::wstring & to )
- {
- return ::MoveFileW( from.c_str(), to.c_str() )
- ? 0 : ::GetLastError();
- }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- copy_file_api( const std::wstring & from, const std::wstring & to )
- {
- return ::CopyFileW( from.c_str(), to.c_str(), /*fail_if_exists=*/true )
- ? 0 : ::GetLastError();
- }
-
- BOOST_FILESYSTEM_DECL bool create_file_api( const std::wstring & ph,
- std::ios_base::openmode mode ) // true if succeeds
- {
- DWORD access(
- ((mode & std::ios_base::in) == 0 ? 0 : GENERIC_READ)
- | ((mode & std::ios_base::out) == 0 ? 0 : GENERIC_WRITE) );
-
- DWORD disposition(0); // see 27.8.1.3 Table 92
- if ( (mode&~std::ios_base::binary)
- == (std::ios_base::out|std::ios_base::app) )
- disposition = OPEN_ALWAYS;
- else if ( (mode&~(std::ios_base::binary|std::ios_base::out))
- == std::ios_base::in ) disposition = OPEN_EXISTING;
- else if ( ((mode&~(std::ios_base::binary|std::ios_base::trunc))
- == std::ios_base::out )
- || ((mode&~std::ios_base::binary)
- == (std::ios_base::in|std::ios_base::out|std::ios_base::trunc)) )
- disposition = CREATE_ALWAYS;
- else assert( 0 && "invalid mode argument" );
-
- HANDLE handle ( ::CreateFileW( ph.c_str(), access,
- FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
- disposition, (mode &std::ios_base::out) != 0
- ? FILE_ATTRIBUTE_ARCHIVE : FILE_ATTRIBUTE_NORMAL, 0 ) );
- if ( handle == INVALID_HANDLE_VALUE ) return false;
- ::CloseHandle( handle );
- return true;
- }
-
- BOOST_FILESYSTEM_DECL std::string narrow_path_api(
- const std::wstring & ph ) // return is empty if fails
- {
- std::string narrow_short_form;
- std::wstring short_form;
- for ( DWORD buf_sz( static_cast<DWORD>( ph.size()+1 ));; )
- {
- boost::scoped_array<wchar_t> buf( new wchar_t[buf_sz] );
- DWORD sz( ::GetShortPathNameW( ph.c_str(), buf.get(), buf_sz ) );
- if ( sz == 0 ) return narrow_short_form;
- if ( sz <= buf_sz )
- {
- short_form += buf.get();
- break;
- }
- buf_sz = sz + 1;
- }
- // contributed by Takeshi Mouri:
- int narrow_sz( ::WideCharToMultiByte( CP_ACP, 0,
- short_form.c_str(), static_cast<int>(short_form.size()), 0, 0, 0, 0 ) );
- boost::scoped_array<char> narrow_buf( new char[narrow_sz] );
- ::WideCharToMultiByte( CP_ACP, 0,
- short_form.c_str(), static_cast<int>(short_form.size()),
- narrow_buf.get(), narrow_sz, 0, 0 );
- narrow_short_form.assign(narrow_buf.get(), narrow_sz);
-
- return narrow_short_form;
- }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- dir_itr_first( void *& handle, const std::wstring & dir,
- std::wstring & target, file_status & sf, file_status & symlink_sf )
- {
- // use a form of search Sebastian Martel reports will work with Win98
- std::wstring dirpath( dir );
- dirpath += (dirpath.empty()
- || dirpath[dirpath.size()-1] != L'\\') ? L"\\*" : L"*";
-
- WIN32_FIND_DATAW data;
- if ( (handle = ::FindFirstFileW( dirpath.c_str(), &data ))
- == INVALID_HANDLE_VALUE )
- {
- handle = 0;
- return ::GetLastError() == ERROR_FILE_NOT_FOUND
- ? 0 : ::GetLastError();
- }
- target = data.cFileName;
- if ( data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY )
- { sf.type( directory_file ); symlink_sf.type( directory_file ); }
- else { sf.type( regular_file ); symlink_sf.type( regular_file ); }
- return 0;
- }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- dir_itr_increment( void *& handle, std::wstring & target,
- file_status & sf, file_status & symlink_sf )
- {
- WIN32_FIND_DATAW data;
- if ( ::FindNextFileW( handle, &data ) == 0 ) // fails
- {
- int error = ::GetLastError();
- dir_itr_close( handle );
- return error == ERROR_NO_MORE_FILES ? 0 : error;
- }
- target = data.cFileName;
- if ( data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY )
- { sf.type( directory_file ); symlink_sf.type( directory_file ); }
- else { sf.type( regular_file ); symlink_sf.type( regular_file ); }
- return 0;
- }
-
-# endif // ifndef BOOST_FILESYSTEM_NARROW_ONLY
-
- // suggested by Walter Landry
- BOOST_FILESYSTEM_DECL bool symbolic_link_exists_api( const std::string & )
- { return false; }
-
- BOOST_FILESYSTEM_DECL
- fs::detail::query_pair is_empty_api( const std::string & ph )
- { return is_empty_template( ph ); }
-
- BOOST_FILESYSTEM_DECL
- fs::detail::query_pair
- equivalent_api( const std::string & ph1, const std::string & ph2 )
- { return equivalent_template( ph1, ph2 ); }
-
- BOOST_FILESYSTEM_DECL
- fs::detail::uintmax_pair file_size_api( const std::string & ph )
- { return file_size_template( ph ); }
-
- BOOST_FILESYSTEM_DECL
- fs::detail::space_pair space_api( const std::string & ph )
- { return space_template( ph ); }
-
- BOOST_FILESYSTEM_DECL
- boost::filesystem::system_error_type
- get_current_path_api( std::string & ph )
- { return get_current_path_template( ph ); }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- get_full_path_name_api( const std::string & ph, std::string & target )
- { return get_full_path_name_template( ph, target ); }
-
- BOOST_FILESYSTEM_DECL time_pair
- last_write_time_api( const std::string & ph )
- { return last_write_time_template( ph ); }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- last_write_time_api( const std::string & ph, std::time_t new_value )
- { return last_write_time_template( ph, new_value ); }
-
- BOOST_FILESYSTEM_DECL fs::detail::query_pair
- create_directory_api( const std::string & ph )
- { return create_directory_template( ph ); }
-
-#if _WIN32_WINNT >= 0x500
- BOOST_FILESYSTEM_DECL fs::system_error_type
- create_hard_link_api( const std::string & to_ph,
- const std::string & from_ph )
- { return system_error_type( create_hard_link_template( to_ph, from_ph ) ); }
-#endif
-
- BOOST_FILESYSTEM_DECL fs::system_error_type
- create_symlink_api( const std::string & to_ph,
- const std::string & from_ph )
- { return ERROR_NOT_SUPPORTED; }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- remove_api( const std::string & ph ) { return remove_template( ph ); }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- rename_api( const std::string & from, const std::string & to )
- {
- return ::MoveFileA( from.c_str(), to.c_str() )
- ? 0 : ::GetLastError();
- }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- copy_file_api( const std::string & from, const std::string & to )
- {
- return ::CopyFileA( from.c_str(), to.c_str(), /*fail_if_exists=*/true )
- ? 0 : ::GetLastError();
- }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- dir_itr_first( void *& handle, const std::string & dir,
- std::string & target, file_status & sf, file_status & symlink_sf )
- // Note: an empty root directory has no "." or ".." entries, so this
- // causes a ERROR_FILE_NOT_FOUND error which we do not considered an
- // error. It is treated as eof instead.
- {
- // use a form of search Sebastian Martel reports will work with Win98
- std::string dirpath( dir );
- dirpath += (dirpath.empty()
- || (dirpath[dirpath.size()-1] != '\\'
- && dirpath[dirpath.size()-1] != ':')) ? "\\*" : "*";
-
- WIN32_FIND_DATAA data;
- if ( (handle = ::FindFirstFileA( dirpath.c_str(), &data ))
- == INVALID_HANDLE_VALUE )
- {
- handle = 0;
- return ::GetLastError() == ERROR_FILE_NOT_FOUND
- ? 0 : ::GetLastError();
- }
- target = data.cFileName;
- if ( data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY )
- { sf.type( directory_file ); symlink_sf.type( directory_file ); }
- else { sf.type( regular_file ); symlink_sf.type( regular_file ); }
- return 0;
- }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- dir_itr_close( void *& handle )
- {
- if ( handle != 0 )
- {
- bool ok = ::FindClose( handle ) != 0;
- handle = 0;
- return ok ? 0 : ::GetLastError();
- }
- return 0;
- }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- dir_itr_increment( void *& handle, std::string & target,
- file_status & sf, file_status & symlink_sf )
- {
- WIN32_FIND_DATAA data;
- if ( ::FindNextFileA( handle, &data ) == 0 ) // fails
- {
- int error = ::GetLastError();
- dir_itr_close( handle );
- return error == ERROR_NO_MORE_FILES ? 0 : error;
- }
- target = data.cFileName;
- if ( data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY )
- { sf.type( directory_file ); symlink_sf.type( directory_file ); }
- else { sf.type( regular_file ); symlink_sf.type( regular_file ); }
- return 0;
- }
-
-# else // BOOST_POSIX_API
-
- BOOST_FILESYSTEM_DECL fs::file_status
- status_api( const std::string & ph, system_error_type & ec )
- {
- struct stat path_stat;
- if ( ::stat( ph.c_str(), &path_stat ) != 0 )
- {
- if ( errno == ENOENT || errno == ENOTDIR )
- {
- ec = 0;
- return fs::file_status( fs::file_not_found );
- }
- ec = errno;
- return fs::file_status( fs::status_unknown );
- }
- ec = 0;
- if ( S_ISDIR( path_stat.st_mode ) )
- return fs::file_status( fs::directory_file );
- if ( S_ISREG( path_stat.st_mode ) )
- return fs::file_status( fs::regular_file );
- if ( S_ISBLK( path_stat.st_mode ) )
- return fs::file_status( fs::block_file );
- if ( S_ISCHR( path_stat.st_mode ) )
- return fs::file_status( fs::character_file );
- if ( S_ISFIFO( path_stat.st_mode ) )
- return fs::file_status( fs::fifo_file );
- if ( S_ISSOCK( path_stat.st_mode ) )
- return fs::file_status( fs::socket_file );
- return fs::file_status( fs::type_unknown );
- }
-
- BOOST_FILESYSTEM_DECL fs::file_status
- symlink_status_api( const std::string & ph, system_error_type & ec )
- {
- struct stat path_stat;
- if ( ::lstat( ph.c_str(), &path_stat ) != 0 )
- {
- if ( errno == ENOENT || errno == ENOTDIR )
- {
- ec = 0;
- return fs::file_status( fs::file_not_found );
- }
- ec = errno;
- return fs::file_status( fs::status_unknown );
- }
- ec = 0;
- if ( S_ISREG( path_stat.st_mode ) )
- return fs::file_status( fs::regular_file );
- if ( S_ISDIR( path_stat.st_mode ) )
- return fs::file_status( fs::directory_file );
- if ( S_ISLNK( path_stat.st_mode ) )
- return fs::file_status( fs::symlink_file );
- if ( S_ISBLK( path_stat.st_mode ) )
- return fs::file_status( fs::block_file );
- if ( S_ISCHR( path_stat.st_mode ) )
- return fs::file_status( fs::character_file );
- if ( S_ISFIFO( path_stat.st_mode ) )
- return fs::file_status( fs::fifo_file );
- if ( S_ISSOCK( path_stat.st_mode ) )
- return fs::file_status( fs::socket_file );
- return fs::file_status( fs::type_unknown );
- }
-
- // suggested by Walter Landry
- BOOST_FILESYSTEM_DECL bool
- symbolic_link_exists_api( const std::string & ph )
- {
- struct stat path_stat;
- return ::lstat( ph.c_str(), &path_stat ) == 0
- && S_ISLNK( path_stat.st_mode );
- }
-
- BOOST_FILESYSTEM_DECL query_pair
- is_empty_api( const std::string & ph )
- {
- struct stat path_stat;
- if ( (::stat( ph.c_str(), &path_stat )) != 0 )
- return std::make_pair( errno, false );
- return std::make_pair( 0, S_ISDIR( path_stat.st_mode )
- ? is_empty_directory( ph )
- : path_stat.st_size == 0 );
- }
-
- BOOST_FILESYSTEM_DECL query_pair
- equivalent_api( const std::string & ph1, const std::string & ph2 )
- {
- struct stat s2;
- int e2( ::stat( ph2.c_str(), &s2 ) );
- struct stat s1;
- int e1( ::stat( ph1.c_str(), &s1 ) );
- if ( e1 != 0 || e2 != 0 )
- return std::make_pair( e1 != 0 && e2 != 0 ? errno : 0, false );
- // at this point, both stats are known to be valid
- return std::make_pair( 0,
- s1.st_dev == s2.st_dev
- && s1.st_ino == s2.st_ino
- // According to the POSIX stat specs, "The st_ino and st_dev fields
- // taken together uniquely identify the file within the system."
- // Just to be sure, size and mod time are also checked.
- && s1.st_size == s2.st_size
- && s1.st_mtime == s2.st_mtime );
- }
-
- BOOST_FILESYSTEM_DECL uintmax_pair
- file_size_api( const std::string & ph )
- {
- struct stat path_stat;
- if ( ::stat( ph.c_str(), &path_stat ) != 0 )
- return std::make_pair( errno, 0 );
- if ( !S_ISREG( path_stat.st_mode ) )
- return std::make_pair( EPERM, 0 );
- return std::make_pair( 0,
- static_cast<boost::uintmax_t>(path_stat.st_size) );
- }
-
- BOOST_FILESYSTEM_DECL space_pair
- space_api( const std::string & ph )
- {
- struct BOOST_STATVFS vfs;
- space_pair result;
- if ( ::BOOST_STATVFS( ph.c_str(), &vfs ) != 0 )
- {
- result.first = errno;
- result.second.capacity = result.second.free
- = result.second.available = 0;
- }
- else
- {
- result.first = 0;
- result.second.capacity
- = static_cast<boost::uintmax_t>(vfs.f_blocks) * BOOST_STATVFS_F_FRSIZE;
- result.second.free
- = static_cast<boost::uintmax_t>(vfs.f_bfree) * BOOST_STATVFS_F_FRSIZE;
- result.second.available
- = static_cast<boost::uintmax_t>(vfs.f_bavail) * BOOST_STATVFS_F_FRSIZE;
- }
- return result;
- }
-
- BOOST_FILESYSTEM_DECL time_pair
- last_write_time_api( const std::string & ph )
- {
- struct stat path_stat;
- if ( ::stat( ph.c_str(), &path_stat ) != 0 )
- return std::make_pair( errno, 0 );
- return std::make_pair( 0, path_stat.st_mtime );
- }
-
- BOOST_FILESYSTEM_DECL fs::system_error_type
- last_write_time_api( const std::string & ph, std::time_t new_value )
- {
- struct stat path_stat;
- if ( ::stat( ph.c_str(), &path_stat ) != 0 ) return errno;
- ::utimbuf buf;
- buf.actime = path_stat.st_atime; // utime() updates access time too:-(
- buf.modtime = new_value;
- return ::utime( ph.c_str(), &buf ) != 0 ? errno : 0;
- }
-
- BOOST_FILESYSTEM_DECL fs::system_error_type
- get_current_path_api( std::string & ph )
- {
- for ( long path_max = 32;; path_max *=2 ) // loop 'til buffer large enough
- {
- boost::scoped_array<char>
- buf( new char[static_cast<std::size_t>(path_max)] );
- if ( ::getcwd( buf.get(), static_cast<std::size_t>(path_max) ) == 0 )
- {
- if ( errno != ERANGE
- // bug in some versions of the Metrowerks C lib on the Mac: wrong errno set
-# if defined(__MSL__) && (defined(macintosh) || defined(__APPLE__) || defined(__APPLE_CC__))
- && errno != 0
-# endif
- ) return errno;
- }
- else
- {
- ph = buf.get();
- break;
- }
- }
- return 0;
- }
-
- BOOST_FILESYSTEM_DECL fs::detail::query_pair
- create_directory_api( const std::string & ph )
- {
- if ( ::mkdir( ph.c_str(), S_IRWXU|S_IRWXG|S_IRWXO ) == 0 )
- { return std::make_pair( 0, true ); }
- system_error_type ec=errno, dummy;
- if ( ec != EEXIST
- || !fs::is_directory( status_api( ph, dummy ) ) )
- { return std::make_pair( ec, false ); }
- return std::make_pair( 0, false );
- }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- create_hard_link_api( const std::string & to_ph,
- const std::string & from_ph )
- {
- return ::link( to_ph.c_str(), from_ph.c_str() ) == 0
- ? 0 : errno;
- }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- create_symlink_api( const std::string & to_ph,
- const std::string & from_ph )
- {
- return ::symlink( to_ph.c_str(), from_ph.c_str() ) == 0
- ? 0 : errno;
- }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- remove_api( const std::string & ph )
- {
-# if defined(__QNXNTO__) || (defined(__MSL__) && (defined(macintosh) || defined(__APPLE__) || defined(__APPLE_CC__)))
- // Some Metrowerks C library versions fail on directories because of a
- // known Metrowerks coding error in ::remove. Workaround is to call
- // rmdir() or unlink() as indicated.
- // Same bug also reported for QNX, with the same fix.
- if ( (is_directory( ph )
- ? ::rmdir( ph.c_str() )
- : ::unlink( ph.c_str() )) != 0 )
-# else
- // note that the POSIX behavior for symbolic links is what we want;
- // the link rather than what it points to is deleted
- if ( std::remove( ph.c_str() ) != 0 )
-# endif
- {
- int error = errno;
- // POSIX says "If the directory is not an empty directory, rmdir()
- // shall fail and set errno to EEXIST or ENOTEMPTY."
- // Linux uses ENOTEMPTY, Solaris uses EEXIST.
- if ( error == EEXIST ) error = ENOTEMPTY;
- return error;
- }
- return 0;
- }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- rename_api( const std::string & from, const std::string & to )
- {
- // POSIX is too permissive so must check
- fs::system_error_type dummy;
- if ( fs::exists( status_api( to, dummy ) ) )
- return EEXIST;
- return std::rename( from.c_str(), to.c_str() ) != 0
- ? errno : 0;
- }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- copy_file_api( const std::string & from_file_ph,
- const std::string & to_file_ph )
- {
- const std::size_t buf_sz = 32768;
- boost::scoped_array<char> buf( new char [buf_sz] );
- int infile=0, outfile=0; // init quiets compiler warning
- struct stat from_stat;
-
- if ( ::stat( from_file_ph.c_str(), &from_stat ) != 0
- || (infile = ::open( from_file_ph.c_str(),
- O_RDONLY )) < 0
- || (outfile = ::open( to_file_ph.c_str(),
- O_WRONLY | O_CREAT | O_EXCL,
- from_stat.st_mode )) < 0 )
- {
- if ( infile >= 0 ) ::close( infile );
- return errno;
- }
-
- ssize_t sz, sz_read=1, sz_write;
- while ( sz_read > 0
- && (sz_read = ::read( infile, buf.get(), buf_sz )) > 0 )
- {
- // Allow for partial writes - see Advanced Unix Programming (2nd Ed.),
- // Marc Rochkind, Addison-Wesley, 2004, page 94
- sz_write = 0;
- do
- {
- if ( (sz = ::write( outfile, buf.get() + sz_write,
- sz_read - sz_write )) < 0 )
- {
- sz_read = sz; // cause read loop termination
- break; // and error to be thrown after closes
- }
- sz_write += sz;
- } while ( sz_write < sz_read );
- }
-
- if ( ::close( infile) < 0 ) sz_read = -1;
- if ( ::close( outfile) < 0 ) sz_read = -1;
-
- return sz_read < 0 ? errno : 0;
- }
-
- // this code is based on Stevens and Rago, Advanced Programming in the
- // UNIX envirnment, 2nd Ed., ISBN 0-201-43307-9, page 49
- fs::system_error_type
- path_max( std::size_t & result )
- {
-# ifdef PATH_MAX
- static std::size_t max = PATH_MAX;
-# else
- static std::size_t max = 0;
-# endif
- if ( max == 0 )
- {
- errno = 0;
- long tmp = ::pathconf( "/", _PC_NAME_MAX );
- if ( tmp < 0 )
- {
- if ( errno == 0 ) // indeterminate
- max = 4096; // guess
- else return errno;
- }
- else max = static_cast<std::size_t>( tmp + 1 ); // relative root
- }
- result = max;
- return 0;
- }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- dir_itr_first( void *& handle, void *& buffer,
- const std::string & dir, std::string & target,
- file_status &, file_status & )
- {
- static const std::string dummy_first_name( "." );
- if ( (handle = ::opendir( dir.c_str() )) == 0 ) return errno;
- target = dummy_first_name;
- std::size_t path_size;
- fs::system_error_type ec = path_max( path_size );
- if ( ec ) return ec;
- dirent de;
- buffer = std::malloc( (sizeof(dirent) - sizeof(de.d_name))
- + path_size + 1 ); // + 1 for "/0"
- return buffer == 0 ? ENOMEM : 0;
- }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- dir_itr_close( void *& handle, void*& buffer )
- {
- std::free( buffer );
- buffer = 0;
- if ( handle == 0 ) return 0;
- DIR * h( static_cast<DIR*>(handle) );
- handle = 0;
- return ::closedir( h ) == 0 ? 0 : errno;
- }
-
- // warning: the only dirent member updated is d_name
- inline int readdir_r_simulator( DIR * dirp, struct dirent * entry,
- struct dirent ** result ) // *result set to 0 on end of directory
- {
- errno = 0;
-
- # if !defined(__CYGWIN__) \
- && defined(_POSIX_THREAD_SAFE_FUNCTIONS) \
- && defined(_SC_THREAD_SAFE_FUNCTIONS) \
- && (_POSIX_THREAD_SAFE_FUNCTIONS+0 >= 0) \
- && (!defined(__HP_aCC) || (defined(__HP_aCC) && defined(_REENTRANT)))
- if ( ::sysconf( _SC_THREAD_SAFE_FUNCTIONS ) >= 0 )
- { return ::readdir_r( dirp, entry, result ); }
- # endif
-
- struct dirent * p;
- *result = 0;
- if ( (p = ::readdir( dirp )) == 0 )
- return errno;
- std::strcpy( entry->d_name, p->d_name );
- *result = entry;
- return 0;
- }
-
- BOOST_FILESYSTEM_DECL boost::filesystem::system_error_type
- dir_itr_increment( void *& handle, void *& buffer,
- std::string & target, file_status & sf, file_status & symlink_sf )
- {
- BOOST_ASSERT( buffer != 0 );
- dirent * entry( static_cast<dirent *>(buffer) );
- dirent * result;
- int return_code;
- if ( (return_code = readdir_r_simulator( static_cast<DIR*>(handle),
- entry, &result )) != 0 ) return errno;
- if ( result == 0 ) return dir_itr_close( handle, buffer );
- target = entry->d_name;
-# ifdef BOOST_FILESYSTEM_STATUS_CACHE
- if ( entry->d_type == DT_UNKNOWN ) // filesystem does not supply d_type value
- {
- sf = symlink_sf = fs::file_status(fs::status_unknown);
- }
- else // filesystem supplies d_type value
- {
- if ( entry->d_type == DT_DIR )
- sf = symlink_sf = fs::file_status( fs::directory_file );
- else if ( entry->d_type == DT_REG )
- sf = symlink_sf = fs::file_status( fs::regular_file );
- else if ( entry->d_type == DT_LNK )
- {
- sf = fs::file_status( fs::status_unknown );
- symlink_sf = fs::file_status( fs::symlink_file );
- }
- else sf = symlink_sf = fs::file_status( fs::status_unknown );
- }
-# else
- sf = symlink_sf = fs::file_status( fs::status_unknown );
-# endif
- return 0;
- }
-
-# endif
- } // namespace detail
- } // namespace filesystem
-} // namespace boost
projects / features.git / commitdiff