X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/51cb1a658767a8b605f132dbdb486f7a00569235..69659fd770f615210efac4b4fa741b3ad6223616:/src/common/filename.cpp?ds=inline diff --git a/src/common/filename.cpp b/src/common/filename.cpp index 8ec78cad96..2d583d2719 100644 --- a/src/common/filename.cpp +++ b/src/common/filename.cpp @@ -75,6 +75,7 @@ #include "wx/intl.h" #include "wx/log.h" #include "wx/utils.h" + #include "wx/crt.h" #endif #include "wx/filename.h" @@ -138,7 +139,9 @@ #endif +#if wxUSE_LONGLONG wxULongLong wxInvalidSize = (unsigned)-1; +#endif // wxUSE_LONGLONG // ---------------------------------------------------------------------------- @@ -162,7 +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 @@ -175,9 +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()); } } @@ -284,6 +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 // ============================================================================ @@ -307,9 +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; @@ -427,7 +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); } @@ -616,7 +652,7 @@ static int wxOpenWithDeleteOnClose(const wxString& filename) DWORD attributes = FILE_ATTRIBUTE_TEMPORARY | FILE_FLAG_DELETE_ON_CLOSE; - HANDLE h = ::CreateFile(filename, access, 0, NULL, + HANDLE h = ::CreateFile(filename.fn_str(), access, 0, NULL, disposition, attributes, NULL); return wxOpenOSFHandle(h, wxO_BINARY); @@ -711,7 +747,8 @@ static wxString wxCreateTempImpl( } #elif defined(__WINDOWS__) && !defined(__WXMICROWIN__) - 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")); @@ -734,7 +771,7 @@ static wxString wxCreateTempImpl( 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 ); @@ -1768,13 +1805,13 @@ 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 ) @@ -1793,7 +1830,7 @@ wxString wxFileName::GetLongPath() const wxString pathOut, path = GetFullPath(); -#if defined(__WIN32__) && !defined(__WXMICROWIN__) +#if defined(__WIN32__) && !defined(__WXWINCE__) && !defined(__WXMICROWIN__) #if wxUSE_DYNAMIC_LOADER typedef DWORD (WINAPI *GET_LONG_PATH_NAME)(const wxChar *, wxChar *, DWORD); @@ -1832,12 +1869,12 @@ 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 ) @@ -1887,7 +1924,7 @@ wxString wxFileName::GetLongPath() const 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 @@ -1944,23 +1981,18 @@ 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); } } @@ -2287,6 +2319,8 @@ bool wxFileName::GetTimes(wxDateTime *dtAccess, // file size functions // ---------------------------------------------------------------------------- +#if wxUSE_LONGLONG + /* static */ wxULongLong wxFileName::GetSize(const wxString &filename) { @@ -2303,14 +2337,11 @@ wxULongLong wxFileName::GetSize(const wxString &filename) 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) @@ -2358,6 +2389,7 @@ wxString wxFileName::GetHumanReadableSize(const wxString &failmsg, int precision return GetHumanReadableSize(GetSize(), failmsg, precision); } +#endif // wxUSE_LONGLONG // ---------------------------------------------------------------------------- // Mac-specific functions