CPath::CPath(const wxString& filename)
{
// Equivalent to the default constructor ...
if (!filename) {
return;
}
wxCharBuffer fn = filename2char(filename);
if (fn) {
// Filename is valid in the current locale. This means that
// it either originated from a (wx)system-call, or from a
// user with a properly setup system.
m_filesystem = DeepCopy(filename);
m_printable = Demangle(fn, filename);
} else {
// It's not a valid filename in the current locale, so we'll
// have to do some magic. This ensures that the filename is
// saved as UTF8, even if the system is not unicode enabled,
// preserving the original filename till the user has fixed
// his system ...
fn = wxConvUTF8.cWC2MB(filename);
m_filesystem = wxConvFile.cMB2WC(fn);
// There's no need to try to unmangle the filename here.
m_printable = DeepCopy(filename);
}
wxASSERT(m_filesystem.Length());
wxASSERT(m_printable.Length());
}
bool CFile::Open(const CPath& fileName, OpenMode mode, int accessMode)
{
MULE_VALIDATE_PARAMS(fileName.IsOk(), wxT("CFile: Cannot open, empty path."));
if (IsOpened()) {
Close();
}
m_safeWrite = false;
m_filePath = fileName;
#ifdef __linux__
int flags = O_BINARY | O_LARGEFILE;
#else
int flags = O_BINARY;
#endif
switch ( mode ) {
case read:
flags |= O_RDONLY;
break;
case write_append:
if (fileName.FileExists())
{
flags |= O_WRONLY | O_APPEND;
break;
}
//else: fall through as write_append is the same as write if the
// file doesn't exist
case write:
flags |= O_WRONLY | O_CREAT | O_TRUNC;
break;
case write_safe:
flags |= O_WRONLY | O_CREAT | O_TRUNC;
m_filePath = m_filePath.AppendExt(wxT(".new"));
m_safeWrite = true;
break;
case write_excl:
flags |= O_WRONLY | O_CREAT | O_EXCL;
break;
case read_write:
flags |= O_RDWR;
break;
}
// Windows needs wide character file names
#ifdef __WINDOWS__
m_fd = _wopen(m_filePath.GetRaw().c_str(), flags, accessMode);
#else
Unicode2CharBuf tmpFileName = filename2char(m_filePath.GetRaw());
wxASSERT_MSG(tmpFileName, wxT("Convertion failed in CFile::Open"));
m_fd = open(tmpFileName, flags, accessMode);
#endif
syscall_check(m_fd != fd_invalid, m_filePath, wxT("opening file"));
return IsOpened();
}