X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2db991f4576e7b08e4aa877c6350cca9656a60cc..cbab1556578ae39b1f00e0c4f6ca8016ac8124ac:/src/common/filename.cpp?ds=sidebyside diff --git a/src/common/filename.cpp b/src/common/filename.cpp index 486f75b109..917c89de0f 100644 --- a/src/common/filename.cpp +++ b/src/common/filename.cpp @@ -6,7 +6,7 @@ // Created: 28.12.2000 // RCS-ID: $Id$ // Copyright: (c) 2000 Robert Roebling -// Licence: wxWindows license +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// /* @@ -22,7 +22,16 @@ drive:\dir1\dir2\...\dirN\filename.ext where drive is a single letter. "." and ".." as for Unix but no "~". - There are also UNC names of the form \\share\fullpath + There are also UNC names of the form \\share\fullpath and + MSW unique volume names of the form \\?\Volume{GUID}\fullpath. + + The latter provide a uniform way to access a volume regardless of + its current mount point, i.e. you can change a volume's mount + point from D: to E:, or even remove it, and still be able to + access it through its unique volume name. More on the subject can + be found in MSDN's article "Naming a Volume" that is currently at + http://msdn.microsoft.com/en-us/library/aa365248(VS.85).aspx. + wxPATH_MAC: Mac OS 8/9 and Mac OS X under CodeWarrior 7 format, absolute file names have the form @@ -47,7 +56,7 @@ Note that VMS uses different separators unlike Unix: : always after the device. If the path does not contain : than the default (the device of the current directory) is assumed. - [ start of directory specyfication + [ start of directory specification . separator between directory and subdirectory ] between directory and file */ @@ -60,10 +69,6 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ -#pragma implementation "filename.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -72,26 +77,33 @@ #endif #ifndef WX_PRECOMP -#include "wx/intl.h" -#include "wx/log.h" -#include "wx/file.h" + #ifdef __WXMSW__ + #include "wx/msw/wrapwin.h" // For GetShort/LongPathName + #endif + #include "wx/dynarray.h" + #include "wx/intl.h" + #include "wx/log.h" + #include "wx/utils.h" + #include "wx/crt.h" #endif #include "wx/filename.h" +#include "wx/private/filename.h" #include "wx/tokenzr.h" #include "wx/config.h" // for wxExpandEnvVars -#include "wx/utils.h" -#include "wx/file.h" -//#include "wx/dynlib.h" // see GetLongPath below, code disabled. +#include "wx/dynlib.h" +#include "wx/dir.h" -// For GetShort/LongPathName -#ifdef __WIN32__ -#include -#include "wx/msw/winundef.h" +#if defined(__WIN32__) && defined(__MINGW32__) + #include "wx/msw/gccpriv.h" +#endif + +#ifdef __WXWINCE__ +#include "wx/msw/private.h" #endif #if defined(__WXMAC__) - #include "wx/mac/private.h" // includes mac headers + #include "wx/osx/private.h" // includes mac headers #endif // utime() is POSIX so should normally be available on all Unices @@ -107,10 +119,17 @@ #endif #ifdef __MWERKS__ +#ifdef __MACH__ +#include +#include +#include +#include +#else #include #include #include #endif +#endif #ifdef __WATCOMC__ #include @@ -124,6 +143,26 @@ #endif #endif +#ifdef __EMX__ +#include +#define MAX_PATH _MAX_PATH +#endif + + +#if wxUSE_LONGLONG +extern const wxULongLong wxInvalidSize = (unsigned)-1; +#endif // wxUSE_LONGLONG + +#ifdef __WIN32__ + // this define is missing from VC6 headers + #ifndef INVALID_FILE_ATTRIBUTES + #define INVALID_FILE_ATTRIBUTES ((DWORD)-1) + #endif +#endif // __WIN32__ + +namespace +{ + // ---------------------------------------------------------------------------- // private classes // ---------------------------------------------------------------------------- @@ -137,29 +176,41 @@ class wxFileHandle public: enum OpenMode { - Read, - Write + ReadAttr, + WriteAttr }; - wxFileHandle(const wxString& filename, OpenMode mode) + wxFileHandle(const wxString& filename, OpenMode mode, int flags = 0) { + // be careful and use FILE_{READ,WRITE}_ATTRIBUTES here instead of the + // usual GENERIC_{READ,WRITE} as we don't want the file access time to + // be changed when we open it because this class is used for setting + // access time (see #10567) m_hFile = ::CreateFile ( - filename, // name - mode == Read ? GENERIC_READ // access mask - : GENERIC_WRITE, - 0, // no sharing + filename.fn_str(), // name + mode == ReadAttr ? FILE_READ_ATTRIBUTES // access mask + : FILE_WRITE_ATTRIBUTES, + FILE_SHARE_READ | // sharing mode + FILE_SHARE_WRITE, // (allow everything) NULL, // no secutity attr OPEN_EXISTING, // creation disposition - 0, // no flags + flags, // flags NULL // no template file ); if ( m_hFile == INVALID_HANDLE_VALUE ) { - wxLogSysError(_("Failed to open '%s' for %s"), - filename.c_str(), - mode == Read ? _("reading") : _("writing")); + if ( mode == ReadAttr ) + { + wxLogSysError(_("Failed to open '%s' for reading"), + filename.c_str()); + } + else + { + wxLogSysError(_("Failed to open '%s' for writing"), + filename.c_str()); + } } } @@ -174,7 +225,7 @@ public: } } - // return TRUE only if the file could be opened successfully + // return true only if the file could be opened successfully bool IsOk() const { return m_hFile != INVALID_HANDLE_VALUE; } // get the handle @@ -190,7 +241,7 @@ private: // private functions // ---------------------------------------------------------------------------- -#if defined(__WIN32__) && !defined(__WXMICROWIN__) +#if wxUSE_DATETIME && defined(__WIN32__) && !defined(__WXMICROWIN__) // convert between wxDateTime and FILETIME which is a 64-bit value representing // the number of 100-nanosecond intervals since January 1, 1601. @@ -201,13 +252,13 @@ static void ConvertFileTimeToWx(wxDateTime *dt, const FILETIME &ft) FILETIME ftLocal; if ( !::FileTimeToLocalFileTime(&ftcopy, &ftLocal) ) { - wxLogLastError(_T("FileTimeToLocalFileTime")); + wxLogLastError(wxT("FileTimeToLocalFileTime")); } SYSTEMTIME st; if ( !::FileTimeToSystemTime(&ftLocal, &st) ) { - wxLogLastError(_T("FileTimeToSystemTime")); + wxLogLastError(wxT("FileTimeToSystemTime")); } dt->Set(st.wDay, wxDateTime::Month(st.wMonth - 1), st.wYear, @@ -218,8 +269,8 @@ static void ConvertWxToFileTime(FILETIME *ft, const wxDateTime& dt) { SYSTEMTIME st; st.wDay = dt.GetDay(); - st.wMonth = dt.GetMonth() + 1; - st.wYear = dt.GetYear(); + st.wMonth = (WORD)(dt.GetMonth() + 1); + st.wYear = (WORD)dt.GetYear(); st.wHour = dt.GetHour(); st.wMinute = dt.GetMinute(); st.wSecond = dt.GetSecond(); @@ -228,16 +279,81 @@ static void ConvertWxToFileTime(FILETIME *ft, const wxDateTime& dt) FILETIME ftLocal; if ( !::SystemTimeToFileTime(&st, &ftLocal) ) { - wxLogLastError(_T("SystemTimeToFileTime")); + wxLogLastError(wxT("SystemTimeToFileTime")); } if ( !::LocalFileTimeToFileTime(&ftLocal, ft) ) { - wxLogLastError(_T("LocalFileTimeToFileTime")); + wxLogLastError(wxT("LocalFileTimeToFileTime")); } } -#endif // __WIN32__ +#endif // wxUSE_DATETIME && __WIN32__ + +// return a string with the volume par +static wxString wxGetVolumeString(const wxString& volume, wxPathFormat format) +{ + wxString path; + + if ( !volume.empty() ) + { + format = wxFileName::GetFormat(format); + + // Special Windows UNC paths hack, part 2: undo what we did in + // SplitPath() and make an UNC path if we have a drive which is not a + // single letter (hopefully the network shares can't be one letter only + // although I didn't find any authoritative docs on this) + if ( format == wxPATH_DOS && volume.length() > 1 ) + { + // We also have to check for Windows unique volume names here and + // return it with '\\?\' prepended to it + if ( wxFileName::IsMSWUniqueVolumeNamePath("\\\\?\\" + volume + "\\", + format) ) + { + path << "\\\\?\\" << volume; + } + else + { + // it must be a UNC path + path << wxFILE_SEP_PATH_DOS << wxFILE_SEP_PATH_DOS << volume; + } + } + else if ( format == wxPATH_DOS || format == wxPATH_VMS ) + { + path << volume << wxFileName::GetVolumeSeparator(format); + } + // else ignore + } + + return path; +} + +// return true if the character is a DOS path separator i.e. either a slash or +// a backslash +inline bool IsDOSPathSep(wxUniChar ch) +{ + return ch == wxFILE_SEP_PATH_DOS || ch == wxFILE_SEP_PATH_UNIX; +} + +// return true if the format used is the DOS/Windows one and the string looks +// like a UNC path +static bool IsUNCPath(const wxString& path, wxPathFormat format) +{ + return format == wxPATH_DOS && + path.length() >= 4 && // "\\a" can't be a UNC path + IsDOSPathSep(path[0u]) && + IsDOSPathSep(path[1u]) && + !IsDOSPathSep(path[2u]); +} + +// ---------------------------------------------------------------------------- +// private constants +// ---------------------------------------------------------------------------- + +// length of \\?\Volume{xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}\ string +static const size_t wxMSWUniqueVolumePrefixLength = 49; + +} // anonymous namespace // ============================================================================ // implementation @@ -254,98 +370,139 @@ void wxFileName::Assign( const wxFileName &filepath ) m_name = filepath.GetName(); m_ext = filepath.GetExt(); m_relative = filepath.m_relative; + m_hasExt = filepath.m_hasExt; } void wxFileName::Assign(const wxString& volume, const wxString& path, const wxString& name, const wxString& ext, - wxPathFormat format ) + bool hasExt, + wxPathFormat format) { - SetPath( path, format ); + // we should ignore paths which look like UNC shares because we already + // have the volume here and the UNC notation (\\server\path) is only valid + // for paths which don't start with a volume, so prevent SetPath() from + // recognizing "\\foo\bar" in "c:\\foo\bar" as an UNC path + // + // note also that this is a rather ugly way to do what we want (passing + // some kind of flag telling to ignore UNC paths to SetPath() would be + // better) but this is the safest thing to do to avoid breaking backwards + // compatibility in 2.8 + if ( IsUNCPath(path, format) ) + { + // remove one of the 2 leading backslashes to ensure that it's not + // recognized as an UNC path by SetPath() + wxString pathNonUNC(path, 1, wxString::npos); + SetPath(pathNonUNC, format); + } + else // no UNC complications + { + SetPath(path, format); + } m_volume = volume; m_ext = ext; m_name = name; + + m_hasExt = hasExt; } -void wxFileName::SetPath( const wxString &path, wxPathFormat format ) +void wxFileName::SetPath( const wxString& pathOrig, wxPathFormat format ) { m_dirs.Clear(); - if ( !path.empty() ) + if ( pathOrig.empty() ) { - wxPathFormat my_format = GetFormat( format ); - wxString my_path = path; + // no path at all + m_relative = true; - // 1) Determine if the path is relative or absolute. - wxChar leadingChar = my_path[0u]; + return; + } - switch (my_format) - { - case wxPATH_MAC: - m_relative = leadingChar == wxT(':'); - - // We then remove a leading ":". The reason is in our - // storage form for relative paths: - // ":dir:file.txt" actually means "./dir/file.txt" in - // DOS notation and should get stored as - // (relative) (dir) (file.txt) - // "::dir:file.txt" actually means "../dir/file.txt" - // stored as (relative) (..) (dir) (file.txt) - // This is important only for the Mac as an empty dir - // actually means , whereas under DOS, double - // slashes can be ignored: "\\\\" is the same as "\\". - if (m_relative) - my_path.erase( 0, 1 ); - break; + format = GetFormat( format ); - case wxPATH_VMS: - // TODO: what is the relative path format here? - m_relative = FALSE; - break; + // 0) deal with possible volume part first + wxString volume, + path; + SplitVolume(pathOrig, &volume, &path, format); + if ( !volume.empty() ) + { + m_relative = false; - case wxPATH_UNIX: - // the paths of the form "~" or "~username" are absolute - m_relative = leadingChar != wxT('/') && leadingChar != _T('~'); - break; + SetVolume(volume); + } - case wxPATH_DOS: - m_relative = !IsPathSeparator(leadingChar, my_format); - break; + // 1) Determine if the path is relative or absolute. - default: - wxFAIL_MSG( wxT("error") ); - break; - } + if ( path.empty() ) + { + // we had only the volume + return; + } - // 2) Break up the path into its members. If the original path - // was just "/" or "\\", m_dirs will be empty. We know from - // the m_relative field, if this means "nothing" or "root dir". + wxChar leadingChar = path[0u]; - wxStringTokenizer tn( my_path, GetPathSeparators(my_format) ); + switch (format) + { + case wxPATH_MAC: + m_relative = leadingChar == wxT(':'); + + // We then remove a leading ":". The reason is in our + // storage form for relative paths: + // ":dir:file.txt" actually means "./dir/file.txt" in + // DOS notation and should get stored as + // (relative) (dir) (file.txt) + // "::dir:file.txt" actually means "../dir/file.txt" + // stored as (relative) (..) (dir) (file.txt) + // This is important only for the Mac as an empty dir + // actually means , whereas under DOS, double + // slashes can be ignored: "\\\\" is the same as "\\". + if (m_relative) + path.erase( 0, 1 ); + break; - while ( tn.HasMoreTokens() ) - { - wxString token = tn.GetNextToken(); + case wxPATH_VMS: + // TODO: what is the relative path format here? + m_relative = false; + break; + + default: + wxFAIL_MSG( wxT("Unknown path format") ); + // !! Fall through !! + + case wxPATH_UNIX: + m_relative = leadingChar != wxT('/'); + break; + + case wxPATH_DOS: + m_relative = !IsPathSeparator(leadingChar, format); + break; - // Remove empty token under DOS and Unix, interpret them - // as .. under Mac. - if (token.empty()) - { - if (my_format == wxPATH_MAC) - m_dirs.Add( wxT("..") ); - // else ignore - } - else - { - m_dirs.Add( token ); - } - } } - else // no path at all + + // 2) Break up the path into its members. If the original path + // was just "/" or "\\", m_dirs will be empty. We know from + // the m_relative field, if this means "nothing" or "root dir". + + wxStringTokenizer tn( path, GetPathSeparators(format) ); + + while ( tn.HasMoreTokens() ) { - m_relative = TRUE; + wxString token = tn.GetNextToken(); + + // Remove empty token under DOS and Unix, interpret them + // as .. under Mac. + if (token.empty()) + { + if (format == wxPATH_MAC) + m_dirs.Add( wxT("..") ); + // else ignore + } + else + { + m_dirs.Add( token ); + } } } @@ -353,9 +510,10 @@ void wxFileName::Assign(const wxString& fullpath, wxPathFormat format) { wxString volume, path, name, ext; - SplitPath(fullpath, &volume, &path, &name, &ext, format); + bool hasExt; + SplitPath(fullpath, &volume, &path, &name, &ext, &hasExt, format); - Assign(volume, path, name, ext, format); + Assign(volume, path, name, ext, hasExt, format); } void wxFileName::Assign(const wxString& fullpathOrig, @@ -365,39 +523,48 @@ void wxFileName::Assign(const wxString& fullpathOrig, // always recognize fullpath as directory, even if it doesn't end with a // slash wxString fullpath = fullpathOrig; - if ( !wxEndsWithPathSeparator(fullpath) ) + if ( !fullpath.empty() && !wxEndsWithPathSeparator(fullpath) ) { - fullpath += GetPathSeparators(format)[0u]; + fullpath += GetPathSeparator(format); } wxString volume, path, name, ext; + bool hasExt; - // do some consistency checks in debug mode: the name should be really just - // the filename and the path should be really just a path -#ifdef __WXDEBUG__ - wxString pathDummy, nameDummy, extDummy; + // do some consistency checks: the name should be really just the filename + // and the path should be really just a path + wxString volDummy, pathDummy, nameDummy, extDummy; - SplitPath(fullname, &pathDummy, &name, &ext, format); + SplitPath(fullname, &volDummy, &pathDummy, &name, &ext, &hasExt, format); - wxASSERT_MSG( pathDummy.empty(), - _T("the file name shouldn't contain the path") ); + wxASSERT_MSG( volDummy.empty() && pathDummy.empty(), + wxT("the file name shouldn't contain the path") ); SplitPath(fullpath, &volume, &path, &nameDummy, &extDummy, format); - wxASSERT_MSG( nameDummy.empty() && extDummy.empty(), - _T("the path shouldn't contain file name nor extension") ); +#ifndef __VMS + // This test makes no sense on an OpenVMS system. + wxASSERT_MSG( nameDummy.empty() && extDummy.empty(), + wxT("the path shouldn't contain file name nor extension") ); +#endif + Assign(volume, path, name, ext, hasExt, format); +} -#else // !__WXDEBUG__ - SplitPath(fullname, NULL /* no path */, &name, &ext, format); - SplitPath(fullpath, &volume, &path, NULL, NULL, format); -#endif // __WXDEBUG__/!__WXDEBUG__ +void wxFileName::Assign(const wxString& pathOrig, + const wxString& name, + const wxString& ext, + wxPathFormat format) +{ + wxString volume, + path; + SplitVolume(pathOrig, &volume, &path, format); Assign(volume, path, name, ext, format); } void wxFileName::AssignDir(const wxString& dir, wxPathFormat format) { - Assign(dir, _T(""), format); + Assign(dir, wxEmptyString, format); } void wxFileName::Clear() @@ -407,19 +574,25 @@ void wxFileName::Clear() m_volume = m_name = m_ext = wxEmptyString; + + // we don't have any absolute path for now + m_relative = true; + + // nor any extension + m_hasExt = false; } /* static */ -wxFileName wxFileName::FileName(const wxString& file) +wxFileName wxFileName::FileName(const wxString& file, wxPathFormat format) { - return wxFileName(file); + return wxFileName(file, format); } /* static */ -wxFileName wxFileName::DirName(const wxString& dir) +wxFileName wxFileName::DirName(const wxString& dir, wxPathFormat format) { wxFileName fn; - fn.AssignDir(dir); + fn.AssignDir(dir, format); return fn; } @@ -427,24 +600,98 @@ wxFileName wxFileName::DirName(const wxString& dir) // existence tests // ---------------------------------------------------------------------------- -bool wxFileName::FileExists() +bool wxFileName::FileExists() const { return wxFileName::FileExists( GetFullPath() ); } -bool wxFileName::FileExists( const wxString &file ) +/* static */ +bool wxFileName::FileExists( const wxString &filePath ) { - return ::wxFileExists( file ); +#if defined(__WXPALMOS__) + return false; +#elif defined(__WIN32__) && !defined(__WXMICROWIN__) + // we must use GetFileAttributes() instead of the ANSI C functions because + // it can cope with network (UNC) paths unlike them + DWORD ret = ::GetFileAttributes(filePath.fn_str()); + + return (ret != INVALID_FILE_ATTRIBUTES) && !(ret & FILE_ATTRIBUTE_DIRECTORY); +#else // !__WIN32__ + #ifndef S_ISREG + #define S_ISREG(mode) ((mode) & S_IFREG) + #endif + wxStructStat st; + + return (wxStat( filePath, &st) == 0 && S_ISREG(st.st_mode)) +#ifdef __OS2__ + || (errno == EACCES) // if access is denied something with that name + // exists and is opened in exclusive mode. +#endif + ; +#endif // __WIN32__/!__WIN32__ } -bool wxFileName::DirExists() +bool wxFileName::DirExists() const { - return wxFileName::DirExists( GetFullPath() ); + return wxFileName::DirExists( GetPath() ); } -bool wxFileName::DirExists( const wxString &dir ) +/* static */ +bool wxFileName::DirExists( const wxString &dirPath ) { - return ::wxDirExists( dir ); + wxString strPath(dirPath); + +#if defined(__WINDOWS__) || defined(__OS2__) + // Windows fails to find directory named "c:\dir\" even if "c:\dir" exists, + // so remove all trailing backslashes from the path - but don't do this for + // the paths "d:\" (which are different from "d:"), for just "\" or for + // windows unique volume names ("\\?\Volume{GUID}\") + while ( wxEndsWithPathSeparator(strPath) ) + { + size_t len = strPath.length(); + if ( len == 1 || (len == 3 && strPath[len - 2] == wxT(':')) || + (len == wxMSWUniqueVolumePrefixLength && + wxFileName::IsMSWUniqueVolumeNamePath(strPath))) + { + break; + } + + strPath.Truncate(len - 1); + } +#endif // __WINDOWS__ + +#ifdef __OS2__ + // OS/2 can't handle "d:", it wants either "d:\" or "d:." + if (strPath.length() == 2 && strPath[1u] == wxT(':')) + strPath << wxT('.'); +#endif + +#if defined(__WXPALMOS__) + return false; +#elif defined(__WIN32__) && !defined(__WXMICROWIN__) + // stat() can't cope with network paths + DWORD ret = ::GetFileAttributes(strPath.fn_str()); + + return (ret != INVALID_FILE_ATTRIBUTES) && (ret & FILE_ATTRIBUTE_DIRECTORY); +#elif defined(__OS2__) + FILESTATUS3 Info = {{0}}; + APIRET rc = ::DosQueryPathInfo((PSZ)(WXSTRINGCAST strPath), FIL_STANDARD, + (void*) &Info, sizeof(FILESTATUS3)); + + return ((rc == NO_ERROR) && (Info.attrFile & FILE_DIRECTORY)) || + (rc == ERROR_SHARING_VIOLATION); + // If we got a sharing violation, there must be something with this name. +#else // !__WIN32__ + + wxStructStat st; +#ifndef __VISAGECPP__ + return wxStat(strPath, &st) == 0 && ((st.st_mode & S_IFMT) == S_IFDIR); +#else + // S_IFMT not supported in VA compilers.. st_mode is a 2byte value only + return wxStat(strPath, &st) == 0 && (st.st_mode == S_IFDIR); +#endif + +#endif // __WIN32__/!__WIN32__ } // ---------------------------------------------------------------------------- @@ -480,9 +727,9 @@ wxString wxFileName::GetCwd(const wxString& volume) return cwd; } -bool wxFileName::SetCwd() +bool wxFileName::SetCwd() const { - return wxFileName::SetCwd( GetFullPath() ); + return wxFileName::SetCwd( GetPath() ); } bool wxFileName::SetCwd( const wxString &cwd ) @@ -500,103 +747,144 @@ wxString wxFileName::GetHomeDir() return ::wxGetHomeDir(); } -void wxFileName::AssignTempFileName(const wxString& prefix, wxFile *fileTemp) + +// ---------------------------------------------------------------------------- +// CreateTempFileName +// ---------------------------------------------------------------------------- + +#if wxUSE_FILE || wxUSE_FFILE + + +#if !defined wx_fdopen && defined HAVE_FDOPEN + #define wx_fdopen fdopen +#endif + +// NB: GetTempFileName() under Windows creates the file, so using +// O_EXCL there would fail +#ifdef __WINDOWS__ + #define wxOPEN_EXCL 0 +#else + #define wxOPEN_EXCL O_EXCL +#endif + + +#ifdef wxOpenOSFHandle +#define WX_HAVE_DELETE_ON_CLOSE +// On Windows create a file with the FILE_FLAGS_DELETE_ON_CLOSE flags. +// +static int wxOpenWithDeleteOnClose(const wxString& filename) { - wxString tempname = CreateTempFileName(prefix, fileTemp); - if ( tempname.empty() ) - { - // error, failed to get temp file name - Clear(); - } - else // ok - { - Assign(tempname); - } + DWORD access = GENERIC_READ | GENERIC_WRITE; + + DWORD disposition = OPEN_ALWAYS; + + DWORD attributes = FILE_ATTRIBUTE_TEMPORARY | + FILE_FLAG_DELETE_ON_CLOSE; + + HANDLE h = ::CreateFile(filename.fn_str(), access, 0, NULL, + disposition, attributes, NULL); + + return wxOpenOSFHandle(h, wxO_BINARY); } +#endif // wxOpenOSFHandle -/* static */ -wxString -wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) + +// Helper to open the file +// +static int wxTempOpen(const wxString& path, bool *deleteOnClose) { - wxString path, dir, name; +#ifdef WX_HAVE_DELETE_ON_CLOSE + if (*deleteOnClose) + return wxOpenWithDeleteOnClose(path); +#endif - // use the directory specified by the prefix - SplitPath(prefix, &dir, &name, NULL /* extension */); + *deleteOnClose = false; -#if defined(__WINDOWS__) && !defined(__WXMICROWIN__) + return wxOpen(path, wxO_BINARY | O_RDWR | O_CREAT | wxOPEN_EXCL, 0600); +} -#ifdef __WIN32__ - if ( dir.empty() ) - { - if ( !::GetTempPath(MAX_PATH, wxStringBuffer(dir, MAX_PATH + 1)) ) - { - wxLogLastError(_T("GetTempPath")); - } - if ( dir.empty() ) - { - // GetTempFileName() fails if we pass it an empty string - dir = _T('.'); - } +#if wxUSE_FFILE +// Helper to open the file and attach it to the wxFFile +// +static bool wxTempOpen(wxFFile *file, const wxString& path, bool *deleteOnClose) +{ +#ifndef wx_fdopen + *deleteOnClose = false; + return file->Open(path, wxT("w+b")); +#else // wx_fdopen + int fd = wxTempOpen(path, deleteOnClose); + if (fd == -1) + return false; + file->Attach(wx_fdopen(fd, "w+b")); + return file->IsOpened(); +#endif // wx_fdopen +} +#endif // wxUSE_FFILE + + +#if !wxUSE_FILE + #define WXFILEARGS(x, y) y +#elif !wxUSE_FFILE + #define WXFILEARGS(x, y) x +#else + #define WXFILEARGS(x, y) x, y +#endif + + +// Implementation of wxFileName::CreateTempFileName(). +// +static wxString wxCreateTempImpl( + const wxString& prefix, + WXFILEARGS(wxFile *fileTemp, wxFFile *ffileTemp), + bool *deleteOnClose = NULL) +{ +#if wxUSE_FILE && wxUSE_FFILE + wxASSERT(fileTemp == NULL || ffileTemp == NULL); +#endif + wxString path, dir, name; + bool wantDeleteOnClose = false; + + if (deleteOnClose) + { + // set the result to false initially + wantDeleteOnClose = *deleteOnClose; + *deleteOnClose = false; } - else // we have a dir to create the file in + else { - // ensure we use only the back slashes as GetTempFileName(), unlike all - // the other APIs, is picky and doesn't accept the forward ones - dir.Replace(_T("/"), _T("\\")); + // easier if it alwasys points to something + deleteOnClose = &wantDeleteOnClose; } - if ( !::GetTempFileName(dir, name, 0, wxStringBuffer(path, MAX_PATH + 1)) ) - { - wxLogLastError(_T("GetTempFileName")); + // use the directory specified by the prefix + wxFileName::SplitPath(prefix, &dir, &name, NULL /* extension */); - path.clear(); - } -#else // Win16 - if ( !::GetTempFileName(NULL, prefix, 0, wxStringBuffer(path, 1025)) ) + if (dir.empty()) { - path.clear(); + dir = wxFileName::GetTempDir(); } -#endif // Win32/16 -#elif defined(__WXPM__) - // for now just create a file - // - // future enhancements can be to set some extended attributes for file - // systems OS/2 supports that have them (HPFS, FAT32) and security - // (HPFS386) - static const wxChar *szMktempSuffix = wxT("XXX"); - path << dir << _T('/') << name << szMktempSuffix; - - // Temporarily remove - MN - #ifndef __WATCOMC__ - ::DosCreateDir(wxStringBuffer(path, MAX_PATH), NULL); - #endif +#if defined(__WXWINCE__) + path = dir + wxT("\\") + name; + int i = 1; + while (wxFileName::FileExists(path)) + { + path = dir + wxT("\\") + name ; + path << i; + i ++; + } -#else // !Windows, !OS/2 - if ( dir.empty() ) +#elif defined(__WINDOWS__) && !defined(__WXMICROWIN__) + if ( !::GetTempFileName(dir.fn_str(), name.fn_str(), 0, + wxStringBuffer(path, MAX_PATH + 1)) ) { -#if defined(__WXMAC__) && !defined(__DARWIN__) - dir = wxMacFindFolder( (short) kOnSystemDisk, kTemporaryFolderType, kCreateFolder ) ; -#else // !Mac - dir = wxGetenv(_T("TMP")); - if ( dir.empty() ) - { - dir = wxGetenv(_T("TEMP")); - } + wxLogLastError(wxT("GetTempFileName")); - if ( dir.empty() ) - { - // default - #ifdef __DOS__ - dir = _T("."); - #else - dir = _T("/tmp"); - #endif - } -#endif // Mac/!Mac + path.clear(); } +#else // !Windows path = dir; if ( !wxEndsWithPathSeparator(dir) && @@ -609,11 +897,13 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) #if defined(HAVE_MKSTEMP) // scratch space for mkstemp() - path += _T("XXXXXX"); + path += wxT("XXXXXX"); + + // we need to copy the path to the buffer in which mkstemp() can modify it + wxCharBuffer buf(path.fn_str()); - // can use the cast here because the length doesn't change and the string - // is not shared - int fdTemp = mkstemp((char *)path.mb_str()); + // cast is safe because the string length doesn't change + int fdTemp = mkstemp( (char*)(const char*) buf ); if ( fdTemp == -1 ) { // this might be not necessary as mkstemp() on most systems should have @@ -622,12 +912,30 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) } else // mkstemp() succeeded { + path = wxConvFile.cMB2WX( (const char*) buf ); + + #if wxUSE_FILE // avoid leaking the fd if ( fileTemp ) { fileTemp->Attach(fdTemp); } else + #endif + + #if wxUSE_FFILE + if ( ffileTemp ) + { + #ifdef wx_fdopen + ffileTemp->Attach(wx_fdopen(fdTemp, "r+b")); + #else + ffileTemp->Open(path, wxT("r+b")); + close(fdTemp); + #endif + } + else + #endif + { close(fdTemp); } @@ -636,15 +944,20 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) #ifdef HAVE_MKTEMP // same as above - path += _T("XXXXXX"); + path += wxT("XXXXXX"); - if ( !mktemp((char *)path.mb_str()) ) + wxCharBuffer buf = wxConvFile.cWX2MB( path ); + if ( !mktemp( (char*)(const char*) buf ) ) { path.clear(); } + else + { + path = wxConvFile.cMB2WX( (const char*) buf ); + } #else // !HAVE_MKTEMP (includes __DOS__) // generate the unique file name ourselves - #ifndef __DOS__ + #if !defined(__DOS__) && !defined(__PALMOS__) && (!defined(__MWERKS__) || defined(__DARWIN__) ) path << (unsigned int)getpid(); #endif @@ -654,8 +967,8 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) for ( size_t n = 0; n < numTries; n++ ) { // 3 hex digits is enough for numTries == 1000 < 4096 - pathTry = path + wxString::Format(_T("%.03x"), n); - if ( !wxFile::Exists(pathTry) ) + pathTry = path + wxString::Format(wxT("%.03x"), (unsigned int) n); + if ( !wxFileName::FileExists(pathTry) ) { break; } @@ -666,9 +979,6 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) path = pathTry; #endif // HAVE_MKTEMP/!HAVE_MKTEMP - if ( !path.empty() ) - { - } #endif // HAVE_MKSTEMP/!HAVE_MKSTEMP #endif // Windows/!Windows @@ -677,20 +987,33 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) { wxLogSysError(_("Failed to create a temporary file name")); } - else if ( fileTemp && !fileTemp->IsOpened() ) + else { + bool ok = true; + // open the file - of course, there is a race condition here, this is // why we always prefer using mkstemp()... - // - // NB: GetTempFileName() under Windows creates the file, so using - // write_excl there would fail - if ( !fileTemp->Open(path, -#if defined(__WINDOWS__) && !defined(__WXMICROWIN__) - wxFile::write, -#else - wxFile::write_excl, -#endif - wxS_IRUSR | wxS_IWUSR) ) + #if wxUSE_FILE + if ( fileTemp && !fileTemp->IsOpened() ) + { + *deleteOnClose = wantDeleteOnClose; + int fd = wxTempOpen(path, deleteOnClose); + if (fd != -1) + fileTemp->Attach(fd); + else + ok = false; + } + #endif + + #if wxUSE_FFILE + if ( ffileTemp && !ffileTemp->IsOpened() ) + { + *deleteOnClose = wantDeleteOnClose; + ok = wxTempOpen(ffileTemp, path, deleteOnClose); + } + #endif + + if ( !ok ) { // FIXME: If !ok here should we loop and try again with another // file name? That is the standard recourse if open(O_EXCL) @@ -706,61 +1029,306 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) return path; } -// ---------------------------------------------------------------------------- -// directory operations -// ---------------------------------------------------------------------------- -bool wxFileName::Mkdir( int perm, bool full ) +static bool wxCreateTempImpl( + const wxString& prefix, + WXFILEARGS(wxFile *fileTemp, wxFFile *ffileTemp), + wxString *name) { - return wxFileName::Mkdir( GetFullPath(), perm, full ); + bool deleteOnClose = true; + + *name = wxCreateTempImpl(prefix, + WXFILEARGS(fileTemp, ffileTemp), + &deleteOnClose); + + bool ok = !name->empty(); + + if (deleteOnClose) + name->clear(); +#ifdef __UNIX__ + else if (ok && wxRemoveFile(*name)) + name->clear(); +#endif + + return ok; } -bool wxFileName::Mkdir( const wxString &dir, int perm, bool full ) + +static void wxAssignTempImpl( + wxFileName *fn, + const wxString& prefix, + WXFILEARGS(wxFile *fileTemp, wxFFile *ffileTemp)) { - if (full) - { - wxFileName filename(dir); - wxArrayString dirs = filename.GetDirs(); - dirs.Add(filename.GetName()); + wxString tempname; + tempname = wxCreateTempImpl(prefix, WXFILEARGS(fileTemp, ffileTemp)); + + if ( tempname.empty() ) + { + // error, failed to get temp file name + fn->Clear(); + } + else // ok + { + fn->Assign(tempname); + } +} + + +void wxFileName::AssignTempFileName(const wxString& prefix) +{ + wxAssignTempImpl(this, prefix, WXFILEARGS(NULL, NULL)); +} + +/* static */ +wxString wxFileName::CreateTempFileName(const wxString& prefix) +{ + return wxCreateTempImpl(prefix, WXFILEARGS(NULL, NULL)); +} + +#endif // wxUSE_FILE || wxUSE_FFILE + + +#if wxUSE_FILE + +wxString wxCreateTempFileName(const wxString& prefix, + wxFile *fileTemp, + bool *deleteOnClose) +{ + return wxCreateTempImpl(prefix, WXFILEARGS(fileTemp, NULL), deleteOnClose); +} + +bool wxCreateTempFile(const wxString& prefix, + wxFile *fileTemp, + wxString *name) +{ + return wxCreateTempImpl(prefix, WXFILEARGS(fileTemp, NULL), name); +} + +void wxFileName::AssignTempFileName(const wxString& prefix, wxFile *fileTemp) +{ + wxAssignTempImpl(this, prefix, WXFILEARGS(fileTemp, NULL)); +} + +/* static */ +wxString +wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) +{ + return wxCreateTempFileName(prefix, fileTemp); +} + +#endif // wxUSE_FILE + + +#if wxUSE_FFILE + +wxString wxCreateTempFileName(const wxString& prefix, + wxFFile *fileTemp, + bool *deleteOnClose) +{ + return wxCreateTempImpl(prefix, WXFILEARGS(NULL, fileTemp), deleteOnClose); +} + +bool wxCreateTempFile(const wxString& prefix, + wxFFile *fileTemp, + wxString *name) +{ + return wxCreateTempImpl(prefix, WXFILEARGS(NULL, fileTemp), name); + +} + +void wxFileName::AssignTempFileName(const wxString& prefix, wxFFile *fileTemp) +{ + wxAssignTempImpl(this, prefix, WXFILEARGS(NULL, fileTemp)); +} + +/* static */ +wxString +wxFileName::CreateTempFileName(const wxString& prefix, wxFFile *fileTemp) +{ + return wxCreateTempFileName(prefix, fileTemp); +} + +#endif // wxUSE_FFILE + + +// ---------------------------------------------------------------------------- +// directory operations +// ---------------------------------------------------------------------------- + +// helper of GetTempDir(): check if the given directory exists and return it if +// it does or an empty string otherwise +namespace +{ + +wxString CheckIfDirExists(const wxString& dir) +{ + return wxFileName::DirExists(dir) ? dir : wxString(); +} + +} // anonymous namespace + +wxString wxFileName::GetTempDir() +{ + // first try getting it from environment: this allows overriding the values + // used by default if the user wants to create temporary files in another + // directory + wxString dir = CheckIfDirExists(wxGetenv("TMPDIR")); + if ( dir.empty() ) + { + dir = CheckIfDirExists(wxGetenv("TMP")); + if ( dir.empty() ) + dir = CheckIfDirExists(wxGetenv("TEMP")); + } + + // if no environment variables are set, use the system default + if ( dir.empty() ) + { +#if defined(__WXWINCE__) + dir = CheckIfDirExists(wxT("\\temp")); +#elif defined(__WINDOWS__) && !defined(__WXMICROWIN__) + if ( !::GetTempPath(MAX_PATH, wxStringBuffer(dir, MAX_PATH + 1)) ) + { + wxLogLastError(wxT("GetTempPath")); + } +#elif defined(__WXMAC__) && wxOSX_USE_CARBON + dir = wxMacFindFolder(short(kOnSystemDisk), kTemporaryFolderType, kCreateFolder); +#endif // systems with native way + } + + // fall back to hard coded value + if ( dir.empty() ) + { +#ifdef __UNIX_LIKE__ + dir = CheckIfDirExists("/tmp"); + if ( dir.empty() ) +#endif // __UNIX_LIKE__ + dir = "."; + } + + return dir; +} + +bool wxFileName::Mkdir( int perm, int flags ) const +{ + return wxFileName::Mkdir(GetPath(), perm, flags); +} + +bool wxFileName::Mkdir( const wxString& dir, int perm, int flags ) +{ + if ( flags & wxPATH_MKDIR_FULL ) + { + // split the path in components + wxFileName filename; + filename.AssignDir(dir); - size_t count = dirs.GetCount(); - size_t i; wxString currPath; - int noErrors = 0; - for ( i = 0; i < count; i++ ) + if ( filename.HasVolume()) { - currPath += dirs[i]; + currPath << wxGetVolumeString(filename.GetVolume(), wxPATH_NATIVE); + } - if (currPath.Last() == wxT(':')) - { - // Can't create a root directory so continue to next dir + wxArrayString dirs = filename.GetDirs(); + size_t count = dirs.GetCount(); + for ( size_t i = 0; i < count; i++ ) + { + if ( i > 0 || filename.IsAbsolute() ) currPath += wxFILE_SEP_PATH; - continue; - } + currPath += dirs[i]; if (!DirExists(currPath)) + { if (!wxMkdir(currPath, perm)) - noErrors ++; - - if ( (i < (count-1)) ) - currPath += wxFILE_SEP_PATH; + { + // no need to try creating further directories + return false; + } + } } - return (noErrors == 0); + return true; } - else - return ::wxMkdir( dir, perm ); + + return ::wxMkdir( dir, perm ); } -bool wxFileName::Rmdir() +bool wxFileName::Rmdir(int flags) const { - return wxFileName::Rmdir( GetFullPath() ); + return wxFileName::Rmdir( GetPath(), flags ); } -bool wxFileName::Rmdir( const wxString &dir ) +bool wxFileName::Rmdir(const wxString& dir, int flags) { - return ::wxRmdir( dir ); +#ifdef __WXMSW__ + if ( flags & wxPATH_RMDIR_RECURSIVE ) + { + // SHFileOperation needs double null termination string + // but without separator at the end of the path + wxString path(dir); + if ( path.Last() == wxFILE_SEP_PATH ) + path.RemoveLast(); + path += wxT('\0'); + + SHFILEOPSTRUCT fileop; + wxZeroMemory(fileop); + fileop.wFunc = FO_DELETE; + fileop.pFrom = path.fn_str(); + fileop.fFlags = FOF_SILENT | FOF_NOCONFIRMATION; + #ifndef __WXWINCE__ + // FOF_NOERRORUI is not defined in WinCE + fileop.fFlags |= FOF_NOERRORUI; + #endif + + int ret = SHFileOperation(&fileop); + if ( ret != 0 ) + { + // SHFileOperation may return non-Win32 error codes, so the error + // message can be incorrect + wxLogApiError(wxT("SHFileOperation"), ret); + return false; + } + + return true; + } + else if ( flags & wxPATH_RMDIR_FULL ) +#else // !__WXMSW__ + if ( flags != 0 ) // wxPATH_RMDIR_FULL or wxPATH_RMDIR_RECURSIVE +#endif // !__WXMSW__ + { + wxString path(dir); + if ( path.Last() != wxFILE_SEP_PATH ) + path += wxFILE_SEP_PATH; + + wxDir d(path); + + if ( !d.IsOpened() ) + return false; + + wxString filename; + + // first delete all subdirectories + bool cont = d.GetFirst(&filename, "", wxDIR_DIRS | wxDIR_HIDDEN); + while ( cont ) + { + wxFileName::Rmdir(path + filename, flags); + cont = d.GetNext(&filename); + } + +#ifndef __WXMSW__ + if ( flags & wxPATH_RMDIR_RECURSIVE ) + { + // delete all files too + cont = d.GetFirst(&filename, "", wxDIR_FILES | wxDIR_HIDDEN); + while ( cont ) + { + ::wxRemoveFile(path + filename); + cont = d.GetNext(&filename); + } + } +#endif // !__WXMSW__ + } + + return ::wxRmdir(dir); } // ---------------------------------------------------------------------------- @@ -771,6 +1339,17 @@ bool wxFileName::Normalize(int flags, const wxString& cwd, wxPathFormat format) { + // deal with env vars renaming first as this may seriously change the path + if ( flags & wxPATH_NORM_ENV_VARS ) + { + wxString pathOrig = GetFullPath(format); + wxString path = wxExpandEnvVars(pathOrig); + if ( path != pathOrig ) + { + Assign(path); + } + } + // the existing path components wxArrayString dirs = GetDirs(); @@ -779,7 +1358,7 @@ bool wxFileName::Normalize(int flags, format = GetFormat(format); - // make the path absolute + // set up the directory to use for making the path absolute later if ( (flags & wxPATH_NORM_ABSOLUTE) && !IsAbsolute(format) ) { if ( cwd.empty() ) @@ -790,32 +1369,18 @@ bool wxFileName::Normalize(int flags, { curDir.AssignDir(cwd); } - - // the path may be not absolute because it doesn't have the volume name - // but in this case we shouldn't modify the directory components of it - // but just set the current volume - if ( !HasVolume() && curDir.HasVolume() ) - { - SetVolume(curDir.GetVolume()); - - if ( !m_relative ) - { - // yes, it was the case - we don't need curDir then - curDir.Clear(); - } - } } // handle ~ stuff under Unix only - if ( (format == wxPATH_UNIX) && (flags & wxPATH_NORM_TILDE) ) + if ( (format == wxPATH_UNIX) && (flags & wxPATH_NORM_TILDE) && m_relative ) { if ( !dirs.IsEmpty() ) { wxString dir = dirs[0u]; - if ( !dir.empty() && dir[0u] == _T('~') ) + if ( !dir.empty() && dir[0u] == wxT('~') ) { + // to make the path absolute use the home directory curDir.AssignDir(wxGetUserHome(dir.c_str() + 1)); - dirs.RemoveAt(0u); } } @@ -824,14 +1389,34 @@ bool wxFileName::Normalize(int flags, // transform relative path into abs one if ( curDir.IsOk() ) { - wxArrayString dirsNew = curDir.GetDirs(); - size_t count = dirs.GetCount(); - for ( size_t n = 0; n < count; n++ ) + // this path may be relative because it doesn't have the volume name + // and still have m_relative=true; in this case we shouldn't modify + // our directory components but just set the current volume + if ( !HasVolume() && curDir.HasVolume() ) + { + SetVolume(curDir.GetVolume()); + + if ( !m_relative ) { - dirsNew.Add(dirs[n]); + // yes, it was the case - we don't need curDir then + curDir.Clear(); + } } - dirs = dirsNew; + // finally, prepend curDir to the dirs array + wxArrayString dirsNew = curDir.GetDirs(); + WX_PREPEND_ARRAY(dirs, dirsNew); + + // if we used e.g. tilde expansion previously and wxGetUserHome didn't + // return for some reason an absolute path, then curDir maybe not be absolute! + if ( !curDir.m_relative ) + { + // we have prepended an absolute path and thus we are now an absolute + // file name too + m_relative = false; + } + // else if (flags & wxPATH_NORM_ABSOLUTE): + // should we warn the user that we didn't manage to make the path absolute? } // now deal with ".", ".." and the rest @@ -855,7 +1440,7 @@ bool wxFileName::Normalize(int flags, { wxLogError(_("The path '%s' contains too many \"..\"!"), GetFullPath().c_str()); - return FALSE; + return false; } m_dirs.RemoveAt(m_dirs.GetCount() - 1); @@ -863,70 +1448,218 @@ bool wxFileName::Normalize(int flags, } } - if ( flags & wxPATH_NORM_ENV_VARS ) - { - dir = wxExpandEnvVars(dir); - } + m_dirs.Add(dir); + } - if ( (flags & wxPATH_NORM_CASE) && !IsCaseSensitive(format) ) +#if defined(__WIN32__) && !defined(__WXWINCE__) && wxUSE_OLE + if ( (flags & wxPATH_NORM_SHORTCUT) ) + { + wxString filename; + if (GetShortcutTarget(GetFullPath(format), filename)) { - dir.MakeLower(); + m_relative = false; + Assign(filename); } + } +#endif - m_dirs.Add(dir); +#if defined(__WIN32__) + if ( (flags & wxPATH_NORM_LONG) && (format == wxPATH_DOS) ) + { + Assign(GetLongPath()); } +#endif // Win32 + // Change case (this should be kept at the end of the function, to ensure + // that the path doesn't change any more after we normalize its case) if ( (flags & wxPATH_NORM_CASE) && !IsCaseSensitive(format) ) { - // VZ: expand env vars here too? - + m_volume.MakeLower(); m_name.MakeLower(); m_ext.MakeLower(); + + // directory entries must be made lower case as well + count = m_dirs.GetCount(); + for ( size_t i = 0; i < count; i++ ) + { + m_dirs[i].MakeLower(); + } } -#if defined(__WIN32__) - if ( (flags & wxPATH_NORM_LONG) && (format == wxPATH_DOS) ) + return true; +} + +#ifndef __WXWINCE__ +bool wxFileName::ReplaceEnvVariable(const wxString& envname, + const wxString& replacementFmtString, + wxPathFormat format) +{ + // look into stringForm for the contents of the given environment variable + wxString val; + if (envname.empty() || + !wxGetEnv(envname, &val)) + return false; + if (val.empty()) + return false; + + wxString stringForm = GetPath(wxPATH_GET_VOLUME, format); + // do not touch the file name and the extension + + wxString replacement = wxString::Format(replacementFmtString, envname); + stringForm.Replace(val, replacement); + + // Now assign ourselves the modified path: + Assign(stringForm, GetFullName(), format); + + return true; +} +#endif + +bool wxFileName::ReplaceHomeDir(wxPathFormat format) +{ + wxString homedir = wxGetHomeDir(); + if (homedir.empty()) + return false; + + wxString stringForm = GetPath(wxPATH_GET_VOLUME, format); + // do not touch the file name and the extension + + stringForm.Replace(homedir, "~"); + + // Now assign ourselves the modified path: + Assign(stringForm, GetFullName(), format); + + return true; +} + +// ---------------------------------------------------------------------------- +// get the shortcut target +// ---------------------------------------------------------------------------- + +// WinCE (3) doesn't have CLSID_ShellLink, IID_IShellLink definitions. +// The .lnk file is a plain text file so it should be easy to +// make it work. Hint from Google Groups: +// "If you open up a lnk file, you'll see a +// number, followed by a pound sign (#), followed by more text. The +// number is the number of characters that follows the pound sign. The +// characters after the pound sign are the command line (which _can_ +// include arguments) to be executed. Any path (e.g. \windows\program +// files\myapp.exe) that includes spaces needs to be enclosed in +// quotation marks." + +#if defined(__WIN32__) && !defined(__WXWINCE__) && wxUSE_OLE +// The following lines are necessary under WinCE +// #include "wx/msw/private.h" +// #include +#include +#if defined(__WXWINCE__) +#include +#endif + +bool wxFileName::GetShortcutTarget(const wxString& shortcutPath, + wxString& targetFilename, + wxString* arguments) const +{ + wxString path, file, ext; + wxFileName::SplitPath(shortcutPath, & path, & file, & ext); + + HRESULT hres; + IShellLink* psl; + bool success = false; + + // Assume it's not a shortcut if it doesn't end with lnk + if (ext.CmpNoCase(wxT("lnk"))!=0) + return false; + + // create a ShellLink object + hres = CoCreateInstance(CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, + IID_IShellLink, (LPVOID*) &psl); + + if (SUCCEEDED(hres)) { - Assign(GetLongPath()); - } -#endif // Win32 + IPersistFile* ppf; + hres = psl->QueryInterface( IID_IPersistFile, (LPVOID *) &ppf); + if (SUCCEEDED(hres)) + { + WCHAR wsz[MAX_PATH]; - // we do have the path now - m_relative = FALSE; + MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, shortcutPath.mb_str(), -1, wsz, + MAX_PATH); - return TRUE; + hres = ppf->Load(wsz, 0); + ppf->Release(); + + if (SUCCEEDED(hres)) + { + wxChar buf[2048]; + // Wrong prototype in early versions +#if defined(__MINGW32__) && !wxCHECK_W32API_VERSION(2, 2) + psl->GetPath((CHAR*) buf, 2048, NULL, SLGP_UNCPRIORITY); +#else + psl->GetPath(buf, 2048, NULL, SLGP_UNCPRIORITY); +#endif + targetFilename = wxString(buf); + success = (shortcutPath != targetFilename); + + psl->GetArguments(buf, 2048); + wxString args(buf); + if (!args.empty() && arguments) + { + *arguments = args; + } + } + } + + psl->Release(); + } + return success; } +#endif // __WIN32__ && !__WXWINCE__ + + // ---------------------------------------------------------------------------- // absolute/relative paths // ---------------------------------------------------------------------------- bool wxFileName::IsAbsolute(wxPathFormat format) const { + // unix paths beginning with ~ are reported as being absolute + if ( format == wxPATH_UNIX ) + { + if ( !m_dirs.IsEmpty() ) + { + wxString dir = m_dirs[0u]; + + if (!dir.empty() && dir[0u] == wxT('~')) + return true; + } + } + // if our path doesn't start with a path separator, it's not an absolute // path if ( m_relative ) - return FALSE; + return false; if ( !GetVolumeSeparator(format).empty() ) { // this format has volumes and an absolute path must have one, it's not - // enough to have the full path to bean absolute file under Windows + // enough to have the full path to be an absolute file under Windows if ( GetVolume().empty() ) - return FALSE; + return false; } - return TRUE; + return true; } bool wxFileName::MakeRelativeTo(const wxString& pathBase, wxPathFormat format) { - wxFileName fnBase(pathBase, format); + wxFileName fnBase = wxFileName::DirName(pathBase, format); // get cwd only once - small time saving wxString cwd = wxGetCwd(); - Normalize(wxPATH_NORM_ALL, cwd, format); - fnBase.Normalize(wxPATH_NORM_ALL, cwd, format); + Normalize(wxPATH_NORM_ALL & ~wxPATH_NORM_CASE, cwd, format); + fnBase.Normalize(wxPATH_NORM_ALL & ~wxPATH_NORM_CASE, cwd, format); bool withCase = IsCaseSensitive(format); @@ -934,7 +1667,7 @@ bool wxFileName::MakeRelativeTo(const wxString& pathBase, wxPathFormat format) if ( !GetVolume().IsSameAs(fnBase.GetVolume(), withCase) ) { // nothing done - return FALSE; + return false; } // same drive, so we don't need our volume @@ -962,37 +1695,37 @@ bool wxFileName::MakeRelativeTo(const wxString& pathBase, wxPathFormat format) // files) if ( m_dirs.IsEmpty() && IsDir() ) { - m_dirs.Add(_T('.')); - } + m_dirs.Add(wxT('.')); + } } - m_relative = TRUE; + m_relative = true; // we were modified - return TRUE; + return true; } // ---------------------------------------------------------------------------- // filename kind tests // ---------------------------------------------------------------------------- -bool wxFileName::SameAs(const wxFileName &filepath, wxPathFormat format) +bool wxFileName::SameAs(const wxFileName& filepath, wxPathFormat format) const { wxFileName fn1 = *this, fn2 = filepath; // get cwd only once - small time saving wxString cwd = wxGetCwd(); - fn1.Normalize(wxPATH_NORM_ALL, cwd, format); - fn2.Normalize(wxPATH_NORM_ALL, cwd, format); + fn1.Normalize(wxPATH_NORM_ALL | wxPATH_NORM_CASE, cwd, format); + fn2.Normalize(wxPATH_NORM_ALL | wxPATH_NORM_CASE, cwd, format); if ( fn1.GetFullPath() == fn2.GetFullPath() ) - return TRUE; + return true; // TODO: compare inodes for Unix, this works even when filenames are // different but files are the same (symlinks) (VZ) - return FALSE; + return false; } /* static */ @@ -1003,8 +1736,46 @@ bool wxFileName::IsCaseSensitive( wxPathFormat format ) } /* static */ -wxString wxFileName::GetVolumeSeparator(wxPathFormat format) +wxString wxFileName::GetForbiddenChars(wxPathFormat format) +{ + // Inits to forbidden characters that are common to (almost) all platforms. + wxString strForbiddenChars = wxT("*?"); + + // If asserts, wxPathFormat has been changed. In case of a new path format + // addition, the following code might have to be updated. + wxCOMPILE_TIME_ASSERT(wxPATH_MAX == 5, wxPathFormatChanged); + switch ( GetFormat(format) ) + { + default : + wxFAIL_MSG( wxT("Unknown path format") ); + // !! Fall through !! + + case wxPATH_UNIX: + break; + + case wxPATH_MAC: + // On a Mac even names with * and ? are allowed (Tested with OS + // 9.2.1 and OS X 10.2.5) + strForbiddenChars = wxEmptyString; + break; + + case wxPATH_DOS: + strForbiddenChars += wxT("\\/:\"<>|"); + break; + + case wxPATH_VMS: + break; + } + + return strForbiddenChars; +} + +/* static */ +wxString wxFileName::GetVolumeSeparator(wxPathFormat WXUNUSED_IN_WINCE(format)) { +#ifdef __WXWINCE__ + return wxEmptyString; +#else wxString sepVol; if ( (GetFormat(format) == wxPATH_DOS) || @@ -1015,6 +1786,7 @@ wxString wxFileName::GetVolumeSeparator(wxPathFormat format) //else: leave empty return sepVol; +#endif } /* static */ @@ -1030,7 +1802,7 @@ wxString wxFileName::GetPathSeparators(wxPathFormat format) break; default: - wxFAIL_MSG( _T("unknown wxPATH_XXX style") ); + wxFAIL_MSG( wxT("Unknown wxPATH_XXX style") ); // fall through case wxPATH_UNIX: @@ -1049,38 +1821,83 @@ wxString wxFileName::GetPathSeparators(wxPathFormat format) return seps; } +/* static */ +wxString wxFileName::GetPathTerminators(wxPathFormat format) +{ + format = GetFormat(format); + + // under VMS the end of the path is ']', not the path separator used to + // separate the components + return format == wxPATH_VMS ? wxString(wxT(']')) : GetPathSeparators(format); +} + /* static */ bool wxFileName::IsPathSeparator(wxChar ch, wxPathFormat format) { // wxString::Find() doesn't work as expected with NUL - it will always find - // it, so it is almost surely a bug if this function is called with NUL arg - wxASSERT_MSG( ch != _T('\0'), _T("shouldn't be called with NUL") ); + // it, so test for it separately + return ch != wxT('\0') && GetPathSeparators(format).Find(ch) != wxNOT_FOUND; +} - return GetPathSeparators(format).Find(ch) != wxNOT_FOUND; +/* static */ +bool +wxFileName::IsMSWUniqueVolumeNamePath(const wxString& path, wxPathFormat format) +{ + // return true if the format used is the DOS/Windows one and the string begins + // with a Windows unique volume name ("\\?\Volume{guid}\") + return format == wxPATH_DOS && + path.length() >= wxMSWUniqueVolumePrefixLength && + path.StartsWith(wxS("\\\\?\\Volume{")) && + path[wxMSWUniqueVolumePrefixLength - 1] == wxFILE_SEP_PATH_DOS; } // ---------------------------------------------------------------------------- // path components manipulation // ---------------------------------------------------------------------------- -void wxFileName::AppendDir( const wxString &dir ) +/* static */ bool wxFileName::IsValidDirComponent(const wxString& dir) { - m_dirs.Add( dir ); + if ( dir.empty() ) + { + wxFAIL_MSG( wxT("empty directory passed to wxFileName::InsertDir()") ); + + return false; + } + + const size_t len = dir.length(); + for ( size_t n = 0; n < len; n++ ) + { + if ( dir[n] == GetVolumeSeparator() || IsPathSeparator(dir[n]) ) + { + wxFAIL_MSG( wxT("invalid directory component in wxFileName") ); + + return false; + } + } + + return true; +} + +void wxFileName::AppendDir( const wxString& dir ) +{ + if ( IsValidDirComponent(dir) ) + m_dirs.Add( dir ); } -void wxFileName::PrependDir( const wxString &dir ) +void wxFileName::PrependDir( const wxString& dir ) { - m_dirs.Insert( dir, 0 ); + InsertDir(0, dir); } -void wxFileName::InsertDir( int before, const wxString &dir ) +void wxFileName::InsertDir(size_t before, const wxString& dir) { - m_dirs.Insert( dir, before ); + if ( IsValidDirComponent(dir) ) + m_dirs.Insert(dir, before); } -void wxFileName::RemoveDir( int pos ) +void wxFileName::RemoveDir(size_t pos) { - m_dirs.Remove( (size_t)pos ); + m_dirs.RemoveAt(pos); } // ---------------------------------------------------------------------------- @@ -1089,13 +1906,14 @@ void wxFileName::RemoveDir( int pos ) void wxFileName::SetFullName(const wxString& fullname) { - SplitPath(fullname, NULL /* no path */, &m_name, &m_ext); + SplitPath(fullname, NULL /* no volume */, NULL /* no path */, + &m_name, &m_ext, &m_hasExt); } wxString wxFileName::GetFullName() const { wxString fullname = m_name; - if ( !m_ext.empty() ) + if ( m_hasExt ) { fullname << wxFILE_SEP_EXT << m_ext; } @@ -1103,197 +1921,117 @@ wxString wxFileName::GetFullName() const return fullname; } -wxString wxFileName::GetPath( bool add_separator, wxPathFormat format ) const +wxString wxFileName::GetPath( int flags, wxPathFormat format ) const { format = GetFormat( format ); wxString fullpath; - // the leading character - if ( format == wxPATH_MAC && m_relative ) + // return the volume with the path as well if requested + if ( flags & wxPATH_GET_VOLUME ) { - fullpath += wxFILE_SEP_PATH_MAC; - } - else if ( format == wxPATH_DOS ) - { - if (!m_relative) - fullpath += wxFILE_SEP_PATH_DOS; - } - else if ( format == wxPATH_UNIX ) - { - if (!m_relative) - fullpath += wxFILE_SEP_PATH_UNIX; + fullpath += wxGetVolumeString(GetVolume(), format); } - // then concatenate all the path components using the path separator - size_t dirCount = m_dirs.GetCount(); - if ( dirCount ) + // the leading character + switch ( format ) { - if ( format == wxPATH_VMS ) - { - fullpath += wxT('['); - } + case wxPATH_MAC: + if ( m_relative ) + fullpath += wxFILE_SEP_PATH_MAC; + break; + case wxPATH_DOS: + if ( !m_relative ) + fullpath += wxFILE_SEP_PATH_DOS; + break; - for ( size_t i = 0; i < dirCount; i++ ) - { - // TODO: What to do with ".." under VMS + default: + wxFAIL_MSG( wxT("Unknown path format") ); + // fall through - switch (format) + case wxPATH_UNIX: + if ( !m_relative ) { - case wxPATH_MAC: - { - if (m_dirs[i] == wxT(".")) - break; - if (m_dirs[i] != wxT("..")) // convert back from ".." to nothing - fullpath += m_dirs[i]; - fullpath += wxT(':'); - break; - } - case wxPATH_DOS: - { - fullpath += m_dirs[i]; - fullpath += wxT('\\'); - break; - } - case wxPATH_UNIX: - { - fullpath += m_dirs[i]; - fullpath += wxT('/'); - break; - } - case wxPATH_VMS: - { - if (m_dirs[i] != wxT("..")) // convert back from ".." to nothing - fullpath += m_dirs[i]; - if (i == dirCount-1) - fullpath += wxT(']'); - else - fullpath += wxT('.'); - break; - } - default: - { - wxFAIL_MSG( wxT("error") ); - } + fullpath += wxFILE_SEP_PATH_UNIX; } - } - } + break; - if ( add_separator && !fullpath.empty() ) - { - fullpath += GetPathSeparators(format)[0u]; + case wxPATH_VMS: + // no leading character here but use this place to unset + // wxPATH_GET_SEPARATOR flag: under VMS it doesn't make sense + // as, if I understand correctly, there should never be a dot + // before the closing bracket + flags &= ~wxPATH_GET_SEPARATOR; } - return fullpath; -} - -wxString wxFileName::GetFullPath( wxPathFormat format ) const -{ - format = GetFormat(format); - - wxString fullpath; - - // first put the volume - if ( !m_volume.empty() ) + if ( m_dirs.empty() ) { - { - // Special Windows UNC paths hack, part 2: undo what we did in - // SplitPath() and make an UNC path if we have a drive which is not a - // single letter (hopefully the network shares can't be one letter only - // although I didn't find any authoritative docs on this) - if ( format == wxPATH_DOS && m_volume.length() > 1 ) - { - fullpath << wxFILE_SEP_PATH_DOS << wxFILE_SEP_PATH_DOS << m_volume; - } - else if ( format == wxPATH_DOS || format == wxPATH_VMS ) - { - fullpath << m_volume << GetVolumeSeparator(format); - } - // else ignore - } + // there is nothing more + return fullpath; } - // the leading character - if ( format == wxPATH_MAC ) - { - if ( m_relative ) - fullpath += wxFILE_SEP_PATH_MAC; - } - else if ( format == wxPATH_DOS ) - { - if ( !m_relative ) - fullpath += wxFILE_SEP_PATH_DOS; - } - else if ( format == wxPATH_UNIX ) + // then concatenate all the path components using the path separator + if ( format == wxPATH_VMS ) { - if ( !m_relative ) - { - // normally the absolute file names starts with a slash with one - // exception: file names like "~/foo.bar" don't have it - if ( m_dirs.IsEmpty() || m_dirs[0u] != _T('~') ) - { - fullpath += wxFILE_SEP_PATH_UNIX; - } - } + fullpath += wxT('['); } - // then concatenate all the path components using the path separator - size_t dirCount = m_dirs.GetCount(); - if ( dirCount ) + const size_t dirCount = m_dirs.GetCount(); + for ( size_t i = 0; i < dirCount; i++ ) { - if ( format == wxPATH_VMS ) + switch (format) { - fullpath += wxT('['); - } + case wxPATH_MAC: + if ( m_dirs[i] == wxT(".") ) + { + // skip appending ':', this shouldn't be done in this + // case as "::" is interpreted as ".." under Unix + continue; + } + + // convert back from ".." to nothing + if ( !m_dirs[i].IsSameAs(wxT("..")) ) + fullpath += m_dirs[i]; + break; + + default: + wxFAIL_MSG( wxT("Unexpected path format") ); + // still fall through + case wxPATH_DOS: + case wxPATH_UNIX: + fullpath += m_dirs[i]; + break; - for ( size_t i = 0; i < dirCount; i++ ) - { - // TODO: What to do with ".." under VMS + case wxPATH_VMS: + // TODO: What to do with ".." under VMS - switch (format) - { - case wxPATH_MAC: - { - if (m_dirs[i] == wxT(".")) - break; - if (m_dirs[i] != wxT("..")) // convert back from ".." to nothing - fullpath += m_dirs[i]; - fullpath += wxT(':'); - break; - } - case wxPATH_DOS: - { - fullpath += m_dirs[i]; - fullpath += wxT('\\'); - break; - } - case wxPATH_UNIX: - { + // convert back from ".." to nothing + if ( !m_dirs[i].IsSameAs(wxT("..")) ) fullpath += m_dirs[i]; - fullpath += wxT('/'); - break; - } - case wxPATH_VMS: - { - if (m_dirs[i] != wxT("..")) // convert back from ".." to nothing - fullpath += m_dirs[i]; - if (i == dirCount-1) - fullpath += wxT(']'); - else - fullpath += wxT('.'); - break; - } - default: - { - wxFAIL_MSG( wxT("error") ); - } - } + break; } + + if ( (flags & wxPATH_GET_SEPARATOR) || (i != dirCount - 1) ) + fullpath += GetPathSeparator(format); + } + + if ( format == wxPATH_VMS ) + { + fullpath += wxT(']'); } - // finally add the file name and extension + return fullpath; +} + +wxString wxFileName::GetFullPath( wxPathFormat format ) const +{ + // we already have a function to get the path + wxString fullpath = GetPath(wxPATH_GET_VOLUME | wxPATH_GET_SEPARATOR, + format); + + // now just add the file name and extension to it fullpath += GetFullName(); return fullpath; @@ -1302,28 +2040,26 @@ wxString wxFileName::GetFullPath( wxPathFormat format ) const // Return the short form of the path (returns identity on non-Windows platforms) wxString wxFileName::GetShortPath() const { -#if defined(__WXMSW__) && defined(__WIN32__) && !defined(__WXMICROWIN__) wxString path(GetFullPath()); - wxString pathOut; - DWORD sz = ::GetShortPathName(path, NULL, 0); - bool ok = sz != 0; - if ( ok ) + +#if defined(__WXMSW__) && defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__) + DWORD sz = ::GetShortPathName(path.fn_str(), NULL, 0); + if ( sz != 0 ) { - ok = ::GetShortPathName + wxString pathOut; + if ( ::GetShortPathName ( - path, - pathOut.GetWriteBuf(sz), + path.fn_str(), + wxStringBuffer(pathOut, sz), sz - ) != 0; - pathOut.UngetWriteBuf(); + ) != 0 ) + { + return pathOut; + } } - if (ok) - return pathOut; +#endif // Windows return path; -#else - return GetFullPath(); -#endif } // Return the long form of the path (returns identity on non-Windows platforms) @@ -1332,105 +2068,118 @@ wxString wxFileName::GetLongPath() const wxString pathOut, path = GetFullPath(); -#if defined(__WIN32__) && !defined(__WXMICROWIN__) - bool success = FALSE; - - // VZ: why was this code disabled? -#if 0 // wxUSE_DYNAMIC_LOADER - typedef DWORD (*GET_LONG_PATH_NAME)(const wxChar *, wxChar *, DWORD); +#if defined(__WIN32__) && !defined(__WXWINCE__) && !defined(__WXMICROWIN__) - static bool s_triedToLoad = FALSE; +#if wxUSE_DYNLIB_CLASS + typedef DWORD (WINAPI *GET_LONG_PATH_NAME)(const wxChar *, wxChar *, DWORD); - if ( !s_triedToLoad ) + // this is MT-safe as in the worst case we're going to resolve the function + // twice -- but as the result is the same in both threads, it's ok + static GET_LONG_PATH_NAME s_pfnGetLongPathName = NULL; + if ( !s_pfnGetLongPathName ) { - s_triedToLoad = TRUE; - wxDynamicLibrary dllKernel(_T("kernel32")); - if ( dllKernel.IsLoaded() ) + static bool s_triedToLoad = false; + + if ( !s_triedToLoad ) { - // may succeed or fail depending on the Windows version - static GET_LONG_PATH_NAME s_pfnGetLongPathName = NULL; -#ifdef _UNICODE - s_pfnGetLongPathName = (GET_LONG_PATH_NAME) dllKernel.GetSymbol(_T("GetLongPathNameW")); -#else - s_pfnGetLongPathName = (GET_LONG_PATH_NAME) dllKernel.GetSymbol(_T("GetLongPathNameA")); -#endif + s_triedToLoad = true; - if ( s_pfnGetLongPathName ) - { - DWORD dwSize = (*s_pfnGetLongPathName)(path, NULL, 0); - bool ok = dwSize > 0; + wxDynamicLibrary dllKernel(wxT("kernel32")); - if ( ok ) - { - DWORD sz = (*s_pfnGetLongPathName)(path, NULL, 0); - ok = sz != 0; - if ( ok ) - { - ok = (*s_pfnGetLongPathName) - ( - path, - pathOut.GetWriteBuf(sz), - sz - ) != 0; - pathOut.UngetWriteBuf(); - - success = TRUE; - } - } + const wxChar* GetLongPathName = wxT("GetLongPathName") +#if wxUSE_UNICODE + wxT("W"); +#else // ANSI + wxT("A"); +#endif // Unicode/ANSI + + if ( dllKernel.HasSymbol(GetLongPathName) ) + { + s_pfnGetLongPathName = (GET_LONG_PATH_NAME) + dllKernel.GetSymbol(GetLongPathName); } + + // note that kernel32.dll can be unloaded, it stays in memory + // anyhow as all Win32 programs link to it and so it's safe to call + // GetLongPathName() even after unloading it } } - if (success) - return pathOut; -#endif // wxUSE_DYNAMIC_LOADER - if (!success) + if ( s_pfnGetLongPathName ) { - // The OS didn't support GetLongPathName, or some other error. - // We need to call FindFirstFile on each component in turn. + DWORD dwSize = (*s_pfnGetLongPathName)(path.fn_str(), NULL, 0); + if ( dwSize > 0 ) + { + if ( (*s_pfnGetLongPathName) + ( + path.fn_str(), + wxStringBuffer(pathOut, dwSize), + dwSize + ) != 0 ) + { + return pathOut; + } + } + } +#endif // wxUSE_DYNLIB_CLASS - WIN32_FIND_DATA findFileData; - HANDLE hFind; - pathOut = wxEmptyString; + // The OS didn't support GetLongPathName, or some other error. + // We need to call FindFirstFile on each component in turn. - wxArrayString dirs = GetDirs(); - dirs.Add(GetFullName()); + WIN32_FIND_DATA findFileData; + HANDLE hFind; - wxString tmpPath; + if ( HasVolume() ) + pathOut = GetVolume() + + GetVolumeSeparator(wxPATH_DOS) + + GetPathSeparator(wxPATH_DOS); + else + pathOut = wxEmptyString; - size_t count = dirs.GetCount(); - for ( size_t i = 0; i < count; i++ ) - { - // We're using pathOut to collect the long-name path, but using a - // temporary for appending the last path component which may be - // short-name - tmpPath = pathOut + dirs[i]; + wxArrayString dirs = GetDirs(); + dirs.Add(GetFullName()); - if ( tmpPath.empty() ) - continue; + wxString tmpPath; - if ( tmpPath.Last() == wxT(':') ) - { - // Can't pass a drive and root dir to FindFirstFile, - // so continue to next dir - tmpPath += wxFILE_SEP_PATH; - pathOut = tmpPath; - continue; - } + size_t count = dirs.GetCount(); + for ( size_t i = 0; i < count; i++ ) + { + const wxString& dir = dirs[i]; - hFind = ::FindFirstFile(tmpPath, &findFileData); - if (hFind == INVALID_HANDLE_VALUE) - { - // Error: return immediately with the original path - return path; - } + // We're using pathOut to collect the long-name path, but using a + // temporary for appending the last path component which may be + // short-name + tmpPath = pathOut + dir; + + // We must not process "." or ".." here as they would be (unexpectedly) + // replaced by the corresponding directory names so just leave them + // alone + // + // And we can't pass a drive and root dir to FindFirstFile (VZ: why?) + if ( tmpPath.empty() || dir == '.' || dir == ".." || + tmpPath.Last() == GetVolumeSeparator(wxPATH_DOS) ) + { + tmpPath += wxFILE_SEP_PATH; + pathOut = tmpPath; + continue; + } - pathOut += findFileData.cFileName; - if ( (i < (count-1)) ) - pathOut += wxFILE_SEP_PATH; + hFind = ::FindFirstFile(tmpPath.fn_str(), &findFileData); + if (hFind == INVALID_HANDLE_VALUE) + { + // Error: most likely reason is that path doesn't exist, so + // append any unprocessed parts and return + for ( i += 1; i < count; i++ ) + tmpPath += wxFILE_SEP_PATH + dirs[i]; - ::FindClose(hFind); + return tmpPath; } + + pathOut += findFileData.cFileName; + if ( (i < (count-1)) ) + pathOut += wxFILE_SEP_PATH; + + ::FindClose(hFind); } #else // !Win32 pathOut = path; @@ -1443,10 +2192,8 @@ wxPathFormat wxFileName::GetFormat( wxPathFormat format ) { if (format == wxPATH_NATIVE) { -#if defined(__WXMSW__) || defined(__WXPM__) || defined(__DOS__) +#if defined(__WXMSW__) || defined(__OS2__) || defined(__DOS__) format = wxPATH_DOS; -#elif defined(__WXMAC__) && !defined(__DARWIN__) - format = wxPATH_MAC; #elif defined(__VMS) format = wxPATH_VMS; #else @@ -1456,44 +2203,68 @@ wxPathFormat wxFileName::GetFormat( wxPathFormat format ) return format; } +#ifdef wxHAS_FILESYSTEM_VOLUMES + +/* static */ +wxString wxFileName::GetVolumeString(char drive, int flags) +{ + wxASSERT_MSG( !(flags & ~wxPATH_GET_SEPARATOR), "invalid flag specified" ); + + wxString vol(drive); + vol += wxFILE_SEP_DSK; + if ( flags & wxPATH_GET_SEPARATOR ) + vol += wxFILE_SEP_PATH; + + return vol; +} + +#endif // wxHAS_FILESYSTEM_VOLUMES + // ---------------------------------------------------------------------------- // path splitting function // ---------------------------------------------------------------------------- /* static */ -void wxFileName::SplitPath(const wxString& fullpathWithVolume, - wxString *pstrVolume, - wxString *pstrPath, - wxString *pstrName, - wxString *pstrExt, - wxPathFormat format) +void +wxFileName::SplitVolume(const wxString& fullpathWithVolume, + wxString *pstrVolume, + wxString *pstrPath, + wxPathFormat format) { format = GetFormat(format); wxString fullpath = fullpathWithVolume; - // under VMS the end of the path is ']', not the path separator used to - // separate the components - wxString sepPath = format == wxPATH_VMS ? wxString(_T(']')) - : GetPathSeparators(format); + if ( IsMSWUniqueVolumeNamePath(fullpath, format) ) + { + // special Windows unique volume names hack: transform + // \\?\Volume{guid}\path into Volume{guid}:path + // note: this check must be done before the check for UNC path + + // we know the last backslash from the unique volume name is located + // there from IsMSWUniqueVolumeNamePath + fullpath[wxMSWUniqueVolumePrefixLength - 1] = wxFILE_SEP_DSK; - // special Windows UNC paths hack: transform \\share\path into share:path - if ( format == wxPATH_DOS ) + // paths starting with a unique volume name should always be absolute + fullpath.insert(wxMSWUniqueVolumePrefixLength, 1, wxFILE_SEP_PATH_DOS); + + // remove the leading "\\?\" part + fullpath.erase(0, 4); + } + else if ( IsUNCPath(fullpath, format) ) { - if ( fullpath.length() >= 4 && - fullpath[0u] == wxFILE_SEP_PATH_DOS && - fullpath[1u] == wxFILE_SEP_PATH_DOS ) - { - fullpath.erase(0, 2); + // special Windows UNC paths hack: transform \\share\path into share:path - size_t posFirstSlash = fullpath.find_first_of(sepPath); - if ( posFirstSlash != wxString::npos ) - { - fullpath[posFirstSlash] = wxFILE_SEP_DSK; + fullpath.erase(0, 2); - // UNC paths are always absolute, right? (FIXME) - fullpath.insert(posFirstSlash + 1, wxFILE_SEP_PATH_DOS); - } + size_t posFirstSlash = + fullpath.find_first_of(GetPathTerminators(format)); + if ( posFirstSlash != wxString::npos ) + { + fullpath[posFirstSlash] = wxFILE_SEP_DSK; + + // UNC paths are always absolute, right? (FIXME) + fullpath.insert(posFirstSlash + 1, 1, wxFILE_SEP_PATH_DOS); } } @@ -1502,8 +2273,11 @@ void wxFileName::SplitPath(const wxString& fullpathWithVolume, { wxString sepVol = GetVolumeSeparator(format); + // we have to exclude the case of a colon in the very beginning of the + // string as it can't be a volume separator (nor can this be a valid + // DOS file name at all but we'll leave dealing with this to our caller) size_t posFirstColon = fullpath.find_first_of(sepVol); - if ( posFirstColon != wxString::npos ) + if ( posFirstColon && posFirstColon != wxString::npos ) { if ( pstrVolume ) { @@ -1515,21 +2289,38 @@ void wxFileName::SplitPath(const wxString& fullpathWithVolume, } } + if ( pstrPath ) + *pstrPath = fullpath; +} + +/* static */ +void wxFileName::SplitPath(const wxString& fullpathWithVolume, + wxString *pstrVolume, + wxString *pstrPath, + wxString *pstrName, + wxString *pstrExt, + bool *hasExt, + wxPathFormat format) +{ + format = GetFormat(format); + + wxString fullpath; + SplitVolume(fullpathWithVolume, pstrVolume, &fullpath, format); + // find the positions of the last dot and last path separator in the path size_t posLastDot = fullpath.find_last_of(wxFILE_SEP_EXT); - size_t posLastSlash = fullpath.find_last_of(sepPath); + size_t posLastSlash = fullpath.find_last_of(GetPathTerminators(format)); + // check whether this dot occurs at the very beginning of a path component if ( (posLastDot != wxString::npos) && - ((format == wxPATH_UNIX) || (format == wxPATH_VMS)) ) + (posLastDot == 0 || + IsPathSeparator(fullpath[posLastDot - 1]) || + (format == wxPATH_VMS && fullpath[posLastDot - 1] == wxT(']'))) ) { - if ( (posLastDot == 0) || - (fullpath[posLastDot - 1] == sepPath[0u] ) ) - { - // under Unix and VMS, dot may be (and commonly is) the first - // character of the filename, don't treat the entire filename as - // extension in this case - posLastDot = wxString::npos; - } + // dot may be (and commonly -- at least under Unix -- is) the first + // character of the filename, don't treat the entire filename as + // extension in this case + posLastDot = wxString::npos; } // if we do have a dot and a slash, check that the dot is in the name part @@ -1566,7 +2357,7 @@ void wxFileName::SplitPath(const wxString& fullpathWithVolume, // special VMS hack: remove the initial bracket if ( format == wxPATH_VMS ) { - if ( (*pstrPath)[0u] == _T('[') ) + if ( (*pstrPath)[0u] == wxT('[') ) pstrPath->erase(0, 1); } } @@ -1595,18 +2386,25 @@ void wxFileName::SplitPath(const wxString& fullpathWithVolume, *pstrName = fullpath.Mid(nStart, count); } - if ( pstrExt ) + // finally deal with the extension here: we have an added complication that + // extension may be empty (but present) as in "foo." where trailing dot + // indicates the empty extension at the end -- and hence we must remember + // that we have it independently of pstrExt + if ( posLastDot == wxString::npos ) { - if ( posLastDot == wxString::npos ) - { - // no extension - pstrExt->Empty(); - } - else - { - // take everything after the dot + // no extension + if ( pstrExt ) + pstrExt->clear(); + if ( hasExt ) + *hasExt = false; + } + else + { + // take everything after the dot + if ( pstrExt ) *pstrExt = fullpath.Mid(posLastDot + 1); - } + if ( hasExt ) + *hasExt = true; } } @@ -1620,78 +2418,113 @@ void wxFileName::SplitPath(const wxString& fullpath, wxString volume; SplitPath(fullpath, &volume, path, name, ext, format); - if ( path && !volume.empty() ) + if ( path ) { - path->Prepend(volume + GetVolumeSeparator(format)); + path->Prepend(wxGetVolumeString(volume, format)); } } +/* static */ +wxString wxFileName::StripExtension(const wxString& fullpath) +{ + wxFileName fn(fullpath); + fn.SetExt(""); + return fn.GetFullPath(); +} + // ---------------------------------------------------------------------------- // time functions // ---------------------------------------------------------------------------- +#if wxUSE_DATETIME + bool wxFileName::SetTimes(const wxDateTime *dtAccess, const wxDateTime *dtMod, - const wxDateTime *dtCreate) + const wxDateTime *dtCreate) const { -#if defined(__UNIX_LIKE__) || (defined(__DOS__) && defined(__WATCOMC__)) - if ( !dtAccess && !dtMod ) +#if defined(__WIN32__) + FILETIME ftAccess, ftCreate, ftWrite; + + if ( dtCreate ) + ConvertWxToFileTime(&ftCreate, *dtCreate); + if ( dtAccess ) + ConvertWxToFileTime(&ftAccess, *dtAccess); + if ( dtMod ) + ConvertWxToFileTime(&ftWrite, *dtMod); + + wxString path; + int flags; + if ( IsDir() ) { - // can't modify the creation time anyhow, don't try - return TRUE; - } + if ( wxGetOsVersion() == wxOS_WINDOWS_9X ) + { + wxLogError(_("Setting directory access times is not supported " + "under this OS version")); + return false; + } - // if dtAccess or dtMod is not specified, use the other one (which must be - // non NULL because of the test above) for both times - utimbuf utm; - utm.actime = dtAccess ? dtAccess->GetTicks() : dtMod->GetTicks(); - utm.modtime = dtMod ? dtMod->GetTicks() : dtAccess->GetTicks(); - if ( utime(GetFullPath(), &utm) == 0 ) + path = GetPath(); + flags = FILE_FLAG_BACKUP_SEMANTICS; + } + else // file { - return TRUE; + path = GetFullPath(); + flags = 0; } -#elif defined(__WIN32__) - wxFileHandle fh(GetFullPath(), wxFileHandle::Write); + + wxFileHandle fh(path, wxFileHandle::WriteAttr, flags); if ( fh.IsOk() ) { - FILETIME ftAccess, ftCreate, ftWrite; - - if ( dtCreate ) - ConvertWxToFileTime(&ftCreate, *dtCreate); - if ( dtAccess ) - ConvertWxToFileTime(&ftAccess, *dtAccess); - if ( dtMod ) - ConvertWxToFileTime(&ftWrite, *dtMod); - if ( ::SetFileTime(fh, dtCreate ? &ftCreate : NULL, dtAccess ? &ftAccess : NULL, dtMod ? &ftWrite : NULL) ) { - return TRUE; + return true; } } +#elif defined(__UNIX_LIKE__) || (defined(__DOS__) && defined(__WATCOMC__)) + wxUnusedVar(dtCreate); + + if ( !dtAccess && !dtMod ) + { + // can't modify the creation time anyhow, don't try + return true; + } + + // if dtAccess or dtMod is not specified, use the other one (which must be + // non NULL because of the test above) for both times + utimbuf utm; + utm.actime = dtAccess ? dtAccess->GetTicks() : dtMod->GetTicks(); + utm.modtime = dtMod ? dtMod->GetTicks() : dtAccess->GetTicks(); + if ( utime(GetFullPath().fn_str(), &utm) == 0 ) + { + return true; + } #else // other platform + wxUnusedVar(dtAccess); + wxUnusedVar(dtMod); + wxUnusedVar(dtCreate); #endif // platforms wxLogSysError(_("Failed to modify file times for '%s'"), GetFullPath().c_str()); - return FALSE; + return false; } -bool wxFileName::Touch() +bool wxFileName::Touch() const { #if defined(__UNIX_LIKE__) // under Unix touching file is simple: just pass NULL to utime() - if ( utime(GetFullPath(), NULL) == 0 ) + if ( utime(GetFullPath().fn_str(), NULL) == 0 ) { - return TRUE; + return true; } wxLogSysError(_("Failed to touch the file '%s'"), GetFullPath().c_str()); - return FALSE; + return false; #else // other platform wxDateTime dtNow = wxDateTime::Now(); @@ -1703,9 +2536,55 @@ bool wxFileName::GetTimes(wxDateTime *dtAccess, wxDateTime *dtMod, wxDateTime *dtCreate) const { -#if defined(__UNIX_LIKE__) || defined(__WXMAC__) || (defined(__DOS__) && defined(__WATCOMC__)) +#if defined(__WIN32__) + // we must use different methods for the files and directories under + // Windows as CreateFile(GENERIC_READ) doesn't work for the directories and + // CreateFile(FILE_FLAG_BACKUP_SEMANTICS) works -- but only under NT and + // not 9x + bool ok; + FILETIME ftAccess, ftCreate, ftWrite; + if ( IsDir() ) + { + // implemented in msw/dir.cpp + extern bool wxGetDirectoryTimes(const wxString& dirname, + FILETIME *, FILETIME *, FILETIME *); + + // we should pass the path without the trailing separator to + // wxGetDirectoryTimes() + ok = wxGetDirectoryTimes(GetPath(wxPATH_GET_VOLUME), + &ftAccess, &ftCreate, &ftWrite); + } + else // file + { + wxFileHandle fh(GetFullPath(), wxFileHandle::ReadAttr); + if ( fh.IsOk() ) + { + ok = ::GetFileTime(fh, + dtCreate ? &ftCreate : NULL, + dtAccess ? &ftAccess : NULL, + dtMod ? &ftWrite : NULL) != 0; + } + else + { + ok = false; + } + } + + if ( ok ) + { + if ( dtCreate ) + ConvertFileTimeToWx(dtCreate, ftCreate); + if ( dtAccess ) + ConvertFileTimeToWx(dtAccess, ftAccess); + if ( dtMod ) + ConvertFileTimeToWx(dtMod, ftWrite); + + return true; + } +#elif defined(__UNIX_LIKE__) || defined(__WXMAC__) || defined(__OS2__) || (defined(__DOS__) && defined(__WATCOMC__)) + // no need to test for IsDir() here wxStructStat stBuf; - if ( wxStat(GetFullPath(), &stBuf) == 0 ) + if ( wxStat( GetFullPath(), &stBuf) == 0 ) { if ( dtAccess ) dtAccess->Set(stBuf.st_atime); @@ -1714,100 +2593,197 @@ bool wxFileName::GetTimes(wxDateTime *dtAccess, if ( dtCreate ) dtCreate->Set(stBuf.st_ctime); - return TRUE; - } -#elif defined(__WIN32__) - wxFileHandle fh(GetFullPath(), wxFileHandle::Read); - if ( fh.IsOk() ) - { - FILETIME ftAccess, ftCreate, ftWrite; - - if ( ::GetFileTime(fh, - dtMod ? &ftCreate : NULL, - dtAccess ? &ftAccess : NULL, - dtCreate ? &ftWrite : NULL) ) - { - if ( dtMod ) - ConvertFileTimeToWx(dtMod, ftCreate); - if ( dtAccess ) - ConvertFileTimeToWx(dtAccess, ftAccess); - if ( dtCreate ) - ConvertFileTimeToWx(dtCreate, ftWrite); - - return TRUE; - } + return true; } #else // other platform + wxUnusedVar(dtAccess); + wxUnusedVar(dtMod); + wxUnusedVar(dtCreate); #endif // platforms wxLogSysError(_("Failed to retrieve file times for '%s'"), GetFullPath().c_str()); - return FALSE; + return false; +} + +#endif // wxUSE_DATETIME + + +// ---------------------------------------------------------------------------- +// file size functions +// ---------------------------------------------------------------------------- + +#if wxUSE_LONGLONG + +/* static */ +wxULongLong wxFileName::GetSize(const wxString &filename) +{ + if (!wxFileExists(filename)) + return wxInvalidSize; + +#if defined(__WXPALMOS__) + // TODO + return wxInvalidSize; +#elif defined(__WIN32__) + wxFileHandle f(filename, wxFileHandle::ReadAttr); + if (!f.IsOk()) + return wxInvalidSize; + + DWORD lpFileSizeHigh; + DWORD ret = GetFileSize(f, &lpFileSizeHigh); + if ( ret == INVALID_FILE_SIZE && ::GetLastError() != NO_ERROR ) + return wxInvalidSize; + + return wxULongLong(lpFileSizeHigh, ret); +#else // ! __WIN32__ + wxStructStat st; + if (wxStat( filename, &st) != 0) + return wxInvalidSize; + return wxULongLong(st.st_size); +#endif +} + +/* static */ +wxString wxFileName::GetHumanReadableSize(const wxULongLong &bs, + const wxString &nullsize, + int precision) +{ + static const double KILOBYTESIZE = 1024.0; + static const double MEGABYTESIZE = 1024.0*KILOBYTESIZE; + static const double GIGABYTESIZE = 1024.0*MEGABYTESIZE; + static const double TERABYTESIZE = 1024.0*GIGABYTESIZE; + + if (bs == 0 || bs == wxInvalidSize) + return nullsize; + + double bytesize = bs.ToDouble(); + if (bytesize < KILOBYTESIZE) + return wxString::Format(_("%s B"), bs.ToString().c_str()); + if (bytesize < MEGABYTESIZE) + return wxString::Format(_("%.*f kB"), precision, bytesize/KILOBYTESIZE); + if (bytesize < GIGABYTESIZE) + return wxString::Format(_("%.*f MB"), precision, bytesize/MEGABYTESIZE); + if (bytesize < TERABYTESIZE) + return wxString::Format(_("%.*f GB"), precision, bytesize/GIGABYTESIZE); + + return wxString::Format(_("%.*f TB"), precision, bytesize/TERABYTESIZE); +} + +wxULongLong wxFileName::GetSize() const +{ + return GetSize(GetFullPath()); +} + +wxString wxFileName::GetHumanReadableSize(const wxString &failmsg, int precision) const +{ + return GetHumanReadableSize(GetSize(), failmsg, precision); } -#ifdef __WXMAC__ +#endif // wxUSE_LONGLONG -const short kMacExtensionMaxLength = 16 ; -typedef struct +// ---------------------------------------------------------------------------- +// Mac-specific functions +// ---------------------------------------------------------------------------- + +#if defined( __WXOSX_MAC__ ) && wxOSX_USE_CARBON + +namespace { - char m_ext[kMacExtensionMaxLength] ; - OSType m_type ; - OSType m_creator ; -} MacDefaultExtensionRecord ; -#include "wx/dynarray.h" -WX_DECLARE_OBJARRAY(MacDefaultExtensionRecord, MacDefaultExtensionArray) ; +class MacDefaultExtensionRecord +{ +public: + MacDefaultExtensionRecord() + { + m_type = + m_creator = 0 ; + } + + // default copy ctor, assignment operator and dtor are ok + + MacDefaultExtensionRecord(const wxString& ext, OSType type, OSType creator) + : m_ext(ext) + { + m_type = type; + m_creator = creator; + } + + wxString m_ext; + OSType m_type; + OSType m_creator; +}; + +WX_DECLARE_OBJARRAY(MacDefaultExtensionRecord, MacDefaultExtensionArray); + +bool gMacDefaultExtensionsInited = false; + #include "wx/arrimpl.cpp" -WX_DEFINE_OBJARRAY(MacDefaultExtensionArray) ; -MacDefaultExtensionArray gMacDefaultExtensions ; -bool gMacDefaultExtensionsInited = false ; +WX_DEFINE_EXPORTED_OBJARRAY(MacDefaultExtensionArray); + +MacDefaultExtensionArray gMacDefaultExtensions; -static void MacEnsureDefaultExtensionsLoaded() +// load the default extensions +const MacDefaultExtensionRecord gDefaults[] = { - if ( !gMacDefaultExtensionsInited ) - { - // load the default extensions - MacDefaultExtensionRecord defaults[] = - { - { "txt" , 'TEXT' , 'ttxt' } , - - } ; - // we could load the pc exchange prefs here too - - for ( int i = 0 ; i < WXSIZEOF( defaults ) ; ++i ) - { - gMacDefaultExtensions.Add( defaults[i] ) ; - } - gMacDefaultExtensionsInited = true ; - } + MacDefaultExtensionRecord( "txt", 'TEXT', 'ttxt' ), + MacDefaultExtensionRecord( "tif", 'TIFF', '****' ), + MacDefaultExtensionRecord( "jpg", 'JPEG', '****' ), +}; + +void MacEnsureDefaultExtensionsLoaded() +{ + if ( !gMacDefaultExtensionsInited ) + { + // we could load the pc exchange prefs here too + for ( size_t i = 0 ; i < WXSIZEOF( gDefaults ) ; ++i ) + { + gMacDefaultExtensions.Add( gDefaults[i] ) ; + } + gMacDefaultExtensionsInited = true; + } } -bool wxFileName::MacSetTypeAndCreator( wxUint32 type , wxUint32 creator ) + +} // anonymous namespace + +bool wxFileName::MacSetTypeAndCreator( wxUint32 type , wxUint32 creator ) { - FInfo fndrInfo ; - FSSpec spec ; - wxMacFilename2FSSpec(GetFullPath(),&spec) ; - OSErr err = FSpGetFInfo( &spec , &fndrInfo ) ; - wxCHECK( err == noErr , false ) ; + FSRef fsRef ; + FSCatalogInfo catInfo; + FileInfo *finfo ; - fndrInfo.fdType = type ; - fndrInfo.fdCreator = creator ; - FSpSetFInfo( &spec , &fndrInfo ) ; - return true ; + if ( wxMacPathToFSRef( GetFullPath() , &fsRef ) == noErr ) + { + if ( FSGetCatalogInfo (&fsRef, kFSCatInfoFinderInfo, &catInfo, NULL, NULL, NULL) == noErr ) + { + finfo = (FileInfo*)&catInfo.finderInfo; + finfo->fileType = type ; + finfo->fileCreator = creator ; + FSSetCatalogInfo( &fsRef, kFSCatInfoFinderInfo, &catInfo ) ; + return true ; + } + } + return false ; } -bool wxFileName::MacGetTypeAndCreator( wxUint32 *type , wxUint32 *creator ) +bool wxFileName::MacGetTypeAndCreator( wxUint32 *type , wxUint32 *creator ) const { - FInfo fndrInfo ; - FSSpec spec ; - wxMacFilename2FSSpec(GetFullPath(),&spec) ; - OSErr err = FSpGetFInfo( &spec , &fndrInfo ) ; - wxCHECK( err == noErr , false ) ; + FSRef fsRef ; + FSCatalogInfo catInfo; + FileInfo *finfo ; - *type = fndrInfo.fdType ; - *creator = fndrInfo.fdCreator ; - return true ; + if ( wxMacPathToFSRef( GetFullPath() , &fsRef ) == noErr ) + { + if ( FSGetCatalogInfo (&fsRef, kFSCatInfoFinderInfo, &catInfo, NULL, NULL, NULL) == noErr ) + { + finfo = (FileInfo*)&catInfo.finderInfo; + *type = finfo->fileType ; + *creator = finfo->fileCreator ; + return true ; + } + } + return false ; } bool wxFileName::MacSetDefaultTypeAndCreator() @@ -1821,7 +2797,7 @@ bool wxFileName::MacSetDefaultTypeAndCreator() return false; } -bool wxFileName::MacFindDefaultTypeAndCreator( const wxString& ext , wxUint32 *type , wxUint32 *creator ) +bool wxFileName::MacFindDefaultTypeAndCreator( const wxString& ext , wxUint32 *type , wxUint32 *creator ) { MacEnsureDefaultExtensionsLoaded() ; wxString extl = ext.Lower() ; @@ -1839,11 +2815,9 @@ bool wxFileName::MacFindDefaultTypeAndCreator( const wxString& ext , wxUint32 *t void wxFileName::MacRegisterDefaultTypeAndCreator( const wxString& ext , wxUint32 type , wxUint32 creator ) { - MacEnsureDefaultExtensionsLoaded() ; - MacDefaultExtensionRecord rec ; - rec.m_type = type ; - rec.m_creator = creator ; - strncpy( rec.m_ext , ext.Lower().c_str() , kMacExtensionMaxLength ) ; - gMacDefaultExtensions.Add( rec ) ; + MacEnsureDefaultExtensionsLoaded(); + MacDefaultExtensionRecord rec(ext.Lower(), type, creator); + gMacDefaultExtensions.Add( rec ); } -#endif + +#endif // defined( __WXOSX_MAC__ ) && wxOSX_USE_CARBON