FILE *FileOpen(const string FileName, const string Mode)
{
FILE *FilePtr;
if (stricmp(Mode, "w") == 0 &&
(FilePtr = fopen(FileName, "r")) != NULL)
{
/* Writing to an existing file: back it up. */
FileBackup(FileName, FilePtr);
}
if ( (FilePtr = fopen(FileName, Mode)) == NULL)
Error("File %s cannot be opened.\n", FileName);
return FilePtr;
}
BOOL CFileBase::GetHandle(const SYSTEMTIME &Time,
FILE** Handle)
{
USING_TIME_INFO;
FileBackup(Time);
m_sLastTime = Time;
if (NULL != m_pFileHandle)
{
*Handle = m_pFileHandle;
return TRUE;
}
CString strFileName;
if (!GetFileName(Time, strFileName))
return FALSE;
SetFileName(strFileName);
m_pFileHandle = _wfsopen(strFileName, _T("ab"), _SH_DENYNO);
if (NULL == m_pFileHandle)
{
CString strError;
strError.Format(_T("Create file[%s] error:%s!!!"),
strFileName, AtlGetErrorDescription(GetLastError()));
LOGGER_WRITE(strError.GetBuffer());
LogEvent(strError);
return FALSE;
}
fseek(m_pFileHandle, 0, SEEK_END);
m_iFileSize = ftell(m_pFileHandle);
*Handle = m_pFileHandle;
return TRUE;
}
