X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/cea0869cdf378f178f2ff3751b7f348fa8db7bf2..51fe4b60ab4fec78eb1a67473d08b1c4740d03f5:/src/common/filename.cpp diff --git a/src/common/filename.cpp b/src/common/filename.cpp index f55a693ae8..371101a689 100644 --- a/src/common/filename.cpp +++ b/src/common/filename.cpp @@ -68,25 +68,24 @@ #endif #ifndef WX_PRECOMP + #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/file.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/file.h" #include "wx/dynlib.h" -// For GetShort/LongPathName -#ifdef __WIN32__ -#include "wx/msw/wrapwin.h" -#if defined(__MINGW32__) -#include "wx/msw/gccpriv.h" -#endif +#if defined(__WIN32__) && defined(__MINGW32__) + #include "wx/msw/gccpriv.h" #endif #ifdef __WXWINCE__ @@ -94,7 +93,7 @@ #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 @@ -140,7 +139,9 @@ #endif -wxULongLong wxInvalidSize = (unsigned)-1; +#if wxUSE_LONGLONG +extern const wxULongLong wxInvalidSize = (unsigned)-1; +#endif // wxUSE_LONGLONG // ---------------------------------------------------------------------------- @@ -164,7 +165,7 @@ public: { m_hFile = ::CreateFile ( - filename, // name + filename.fn_str(), // name mode == Read ? GENERIC_READ // access mask : GENERIC_WRITE, FILE_SHARE_READ | // sharing mode @@ -177,9 +178,12 @@ public: if ( m_hFile == INVALID_HANDLE_VALUE ) { - wxLogSysError(_("Failed to open '%s' for %s"), - filename.c_str(), - mode == Read ? _("reading") : _("writing")); + if ( mode == Read ) + wxLogSysError(_("Failed to open '%s' for reading"), + filename.c_str()); + else + wxLogSysError(_("Failed to open '%s' for writing"), + filename.c_str()); } } @@ -286,6 +290,17 @@ static wxString wxGetVolumeString(const wxString& volume, wxPathFormat format) return path; } +// 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 + path[0u] == wxFILE_SEP_PATH_DOS && + path[1u] == wxFILE_SEP_PATH_DOS && + path[2u] != wxFILE_SEP_PATH_DOS; +} + // ============================================================================ // implementation // ============================================================================ @@ -309,9 +324,28 @@ void wxFileName::Assign(const wxString& volume, const wxString& name, const wxString& ext, bool hasExt, - wxPathFormat format ) + 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; @@ -429,7 +463,7 @@ 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 += GetPathSeparator(format); } @@ -584,54 +618,128 @@ wxString wxFileName::GetHomeDir() return ::wxGetHomeDir(); } -#if wxUSE_FILE -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) +{ +#ifdef WX_HAVE_DELETE_ON_CLOSE + if (*deleteOnClose) + return wxOpenWithDeleteOnClose(path); +#endif + + *deleteOnClose = false; + + return wxOpen(path, wxO_BINARY | O_RDWR | O_CREAT | wxOPEN_EXCL, 0600); +} + + +#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, _T("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 + { + // easier if it alwasys points to something + deleteOnClose = &wantDeleteOnClose; + } // use the directory specified by the prefix - SplitPath(prefix, &dir, &name, NULL /* extension */); + wxFileName::SplitPath(prefix, &dir, &name, NULL /* extension */); if (dir.empty()) { - dir = wxGetenv(_T("TMPDIR")); - if (dir.empty()) - { - dir = wxGetenv(_T("TMP")); - if (dir.empty()) - { - dir = wxGetenv(_T("TEMP")); - } - } + dir = wxFileName::GetTempDir(); } #if defined(__WXWINCE__) - if (dir.empty()) - { - // FIXME. Create \temp dir? - if (DirExists(wxT("\\temp"))) - dir = wxT("\\temp"); - } path = dir + wxT("\\") + name; int i = 1; - while (FileExists(path)) + while (wxFileName::FileExists(path)) { path = dir + wxT("\\") + name ; path << i; @@ -639,28 +747,8 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) } #elif defined(__WINDOWS__) && !defined(__WXMICROWIN__) - - 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('.'); - } - } - else // we have a dir to create the file in - { - // 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("\\")); - } - - if ( !::GetTempFileName(dir, name, 0, wxStringBuffer(path, MAX_PATH + 1)) ) + if ( !::GetTempFileName(dir.fn_str(), name.fn_str(), 0, + wxStringBuffer(path, MAX_PATH + 1)) ) { wxLogLastError(_T("GetTempFileName")); @@ -668,18 +756,6 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) } #else // !Windows - if ( dir.empty() ) - { - // default -#if defined(__DOS__) || defined(__OS2__) - dir = _T("."); -#elif defined(__WXMAC__) - dir = wxMacFindFolder(short(kOnSystemDisk), kTemporaryFolderType, kCreateFolder); -#else - dir = _T("/tmp"); -#endif - } - path = dir; if ( !wxEndsWithPathSeparator(dir) && @@ -695,7 +771,7 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) path += _T("XXXXXX"); // we need to copy the path to the buffer in which mkstemp() can modify it - wxCharBuffer buf( wxConvFile.cWX2MB( path ) ); + wxCharBuffer buf(path.fn_str()); // cast is safe because the string length doesn't change int fdTemp = mkstemp( (char*)(const char*) buf ); @@ -709,12 +785,28 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) { 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, _T("r+b")); + close(fdTemp); + #endif + } + else + #endif + { close(fdTemp); } @@ -726,7 +818,7 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) path += _T("XXXXXX"); wxCharBuffer buf = wxConvFile.cWX2MB( path ); - if ( !mktemp( (const char*) buf ) ) + if ( !mktemp( (char*)(const char*) buf ) ) { path.clear(); } @@ -747,7 +839,7 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) { // 3 hex digits is enough for numTries == 1000 < 4096 pathTry = path + wxString::Format(_T("%.03x"), (unsigned int) n); - if ( !FileExists(pathTry) ) + if ( !wxFileName::FileExists(pathTry) ) { break; } @@ -766,20 +858,33 @@ 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) @@ -795,12 +900,185 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) return path; } + +static bool wxCreateTempImpl( + const wxString& prefix, + WXFILEARGS(wxFile *fileTemp, wxFFile *ffileTemp), + wxString *name) +{ + 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; +} + + +static void wxAssignTempImpl( + wxFileName *fn, + const wxString& prefix, + WXFILEARGS(wxFile *fileTemp, wxFFile *ffileTemp)) +{ + 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(_T("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 ) { return wxFileName::Mkdir(GetPath(), perm, flags); @@ -824,14 +1102,7 @@ bool wxFileName::Mkdir( const wxString& dir, int perm, int flags ) size_t count = dirs.GetCount(); for ( size_t i = 0; i < count; i++ ) { - if ( i > 0 || -#if defined(__WXMAC__) && !defined(__DARWIN__) - // relative pathnames are exactely the other way round under mac... - !filename.IsAbsolute() -#else - filename.IsAbsolute() -#endif - ) + if ( i > 0 || filename.IsAbsolute() ) currPath += wxFILE_SEP_PATH; currPath += dirs[i]; @@ -890,7 +1161,7 @@ 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() ) @@ -901,20 +1172,6 @@ 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 @@ -925,8 +1182,18 @@ bool wxFileName::Normalize(int flags, wxString dir = dirs[0u]; if ( !dir.empty() && dir[0u] == _T('~') ) { + // to make the path absolute use the home directory curDir.AssignDir(wxGetUserHome(dir.c_str() + 1)); + // if we are expanding the tilde, then this path + // *should* be already relative (since we checked for + // the tilde only in the first char of the first dir); + // if m_relative==false, it's because it was initialized + // from a string which started with /~; in that case + // we reach this point but then need m_relative=true + // for relative->absolute expansion later + m_relative = true; + dirs.RemoveAt(0u); } } @@ -935,14 +1202,34 @@ 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.IsAbsolute(format) ) + { + // 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 @@ -974,11 +1261,6 @@ bool wxFileName::Normalize(int flags, } } - if ( (flags & wxPATH_NORM_CASE) && !IsCaseSensitive(format) ) - { - dir.MakeLower(); - } - m_dirs.Add(dir); } @@ -988,37 +1270,34 @@ bool wxFileName::Normalize(int flags, wxString filename; if (GetShortcutTarget(GetFullPath(format), filename)) { - // Repeat this since we may now have a new path - if ( (flags & wxPATH_NORM_CASE) && !IsCaseSensitive(format) ) - { - filename.MakeLower(); - } m_relative = false; Assign(filename); } } #endif - if ( (flags & wxPATH_NORM_CASE) && !IsCaseSensitive(format) ) +#if defined(__WIN32__) + if ( (flags & wxPATH_NORM_LONG) && (format == wxPATH_DOS) ) { - // VZ: expand env vars here too? + 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) ) + { m_volume.MakeLower(); m_name.MakeLower(); m_ext.MakeLower(); - } - // we do have the path now - // - // NB: need to do this before (maybe) calling Assign() below - m_relative = false; - -#if defined(__WIN32__) - if ( (flags & wxPATH_NORM_LONG) && (format == wxPATH_DOS) ) - { - Assign(GetLongPath()); + // 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(); + } } -#endif // Win32 return true; } @@ -1516,13 +1795,13 @@ wxString wxFileName::GetShortPath() const wxString path(GetFullPath()); #if defined(__WXMSW__) && defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__) - DWORD sz = ::GetShortPathName(path, NULL, 0); + DWORD sz = ::GetShortPathName(path.fn_str(), NULL, 0); if ( sz != 0 ) { wxString pathOut; if ( ::GetShortPathName ( - path, + path.fn_str(), wxStringBuffer(pathOut, sz), sz ) != 0 ) @@ -1541,9 +1820,9 @@ wxString wxFileName::GetLongPath() const wxString pathOut, path = GetFullPath(); -#if defined(__WIN32__) && !defined(__WXMICROWIN__) +#if defined(__WIN32__) && !defined(__WXWINCE__) && !defined(__WXMICROWIN__) -#if wxUSE_DYNAMIC_LOADER +#if wxUSE_DYNLIB_CLASS typedef DWORD (WINAPI *GET_LONG_PATH_NAME)(const wxChar *, wxChar *, DWORD); // this is MT-safe as in the worst case we're going to resolve the function @@ -1580,12 +1859,12 @@ wxString wxFileName::GetLongPath() const if ( s_pfnGetLongPathName ) { - DWORD dwSize = (*s_pfnGetLongPathName)(path, NULL, 0); + DWORD dwSize = (*s_pfnGetLongPathName)(path.fn_str(), NULL, 0); if ( dwSize > 0 ) { if ( (*s_pfnGetLongPathName) ( - path, + path.fn_str(), wxStringBuffer(pathOut, dwSize), dwSize ) != 0 ) @@ -1594,7 +1873,7 @@ wxString wxFileName::GetLongPath() const } } } -#endif // wxUSE_DYNAMIC_LOADER +#endif // wxUSE_DYNLIB_CLASS // The OS didn't support GetLongPathName, or some other error. // We need to call FindFirstFile on each component in turn. @@ -1617,25 +1896,27 @@ wxString wxFileName::GetLongPath() const size_t count = dirs.GetCount(); for ( size_t i = 0; i < count; i++ ) { + const wxString& dir = dirs[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]; + tmpPath = pathOut + dir; - if ( tmpPath.empty() ) - continue; - - // can't see this being necessary? MF - if ( tmpPath.Last() == GetVolumeSeparator(wxPATH_DOS) ) + // 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) ) { - // Can't pass a drive and root dir to FindFirstFile, - // so continue to next dir tmpPath += wxFILE_SEP_PATH; pathOut = tmpPath; continue; } - hFind = ::FindFirstFile(tmpPath, &findFileData); + hFind = ::FindFirstFile(tmpPath.fn_str(), &findFileData); if (hFind == INVALID_HANDLE_VALUE) { // Error: most likely reason is that path doesn't exist, so @@ -1665,8 +1946,6 @@ wxPathFormat wxFileName::GetFormat( wxPathFormat format ) { #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 @@ -1676,6 +1955,23 @@ 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 // ---------------------------------------------------------------------------- @@ -1692,23 +1988,18 @@ wxFileName::SplitVolume(const wxString& fullpathWithVolume, wxString fullpath = fullpathWithVolume; // special Windows UNC paths hack: transform \\share\path into share:path - if ( format == wxPATH_DOS ) + if ( IsUNCPath(fullpath, format) ) { - if ( fullpath.length() >= 4 && - fullpath[0u] == wxFILE_SEP_PATH_DOS && - fullpath[1u] == wxFILE_SEP_PATH_DOS ) - { - fullpath.erase(0, 2); + fullpath.erase(0, 2); - size_t posFirstSlash = - fullpath.find_first_of(GetPathTerminators(format)); - if ( posFirstSlash != wxString::npos ) - { - fullpath[posFirstSlash] = wxFILE_SEP_DSK; + 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); - } + // UNC paths are always absolute, right? (FIXME) + fullpath.insert(posFirstSlash + 1, 1, wxFILE_SEP_PATH_DOS); } } @@ -2003,6 +2294,7 @@ bool wxFileName::GetTimes(wxDateTime *dtAccess, 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().c_str(), &stBuf) == 0 ) { @@ -2034,27 +2326,29 @@ bool wxFileName::GetTimes(wxDateTime *dtAccess, // file size functions // ---------------------------------------------------------------------------- +#if wxUSE_LONGLONG + /* static */ wxULongLong wxFileName::GetSize(const wxString &filename) { if (!wxFileExists(filename)) return wxInvalidSize; -#ifdef __WIN32__ +#if defined(__WXPALMOS__) + // TODO + return wxInvalidSize; +#elif defined(__WIN32__) wxFileHandle f(filename, wxFileHandle::Read); if (!f.IsOk()) return wxInvalidSize; DWORD lpFileSizeHigh; DWORD ret = GetFileSize(f, &lpFileSizeHigh); - if (ret == INVALID_FILE_SIZE) + if ( ret == INVALID_FILE_SIZE && ::GetLastError() != NO_ERROR ) return wxInvalidSize; - // compose the low-order and high-order byte sizes - return wxULongLong(ret | (lpFileSizeHigh << sizeof(WORD)*2)); - -#else // ! __WIN32__ - + return wxULongLong(lpFileSizeHigh, ret); +#else // ! __WIN32__ wxStructStat st; #ifndef wxNEED_WX_UNISTD_H if (wxStat( filename.fn_str() , &st) != 0) @@ -2102,12 +2396,13 @@ wxString wxFileName::GetHumanReadableSize(const wxString &failmsg, int precision return GetHumanReadableSize(GetSize(), failmsg, precision); } +#endif // wxUSE_LONGLONG // ---------------------------------------------------------------------------- // Mac-specific functions // ---------------------------------------------------------------------------- -#ifdef __WXMAC__ +#if defined( __WXOSX_MAC__ ) && wxOSX_USE_CARBON const short kMacExtensionMaxLength = 16 ; class MacDefaultExtensionRecord