Export the hzDirSync to a file

Declared in file: hzDirectory.h
Defined in file : hzDirectory.cpp

Function Logic:

Function body:

hzEcode hzFileset::Export (const char* filepath)
{
   //  Export the hzDirSync to a file
   //  
   //  Arguments: 1) filepath The 'horizon' file
   //  
   //  Returns: E_ARGUMENT If the export filename is not supplied
   //     E_OPENFAIL If the export file cannot be opened
   //     E_WRITEFAIL If the export file cannot be written to or there was a write failure
   //     E_OK  If the export was successful
   _hzfunc("hzFileset::Export()") ;
   hzList<hzDirent*>::Iter I ;     //  Directory listing
   std::ofstream   os ;            //  For writing file
   hzChain     Z ;                 //  For formulating output
   hzDirent*   pDX ;               //  Directory
   hzDirent*   pFX ;               //  File
   uint32_t    totSize = 0;        //  Total size of all files
   uint32_t    nD ;                //  Fileset directory iterator
   uint32_t    nF ;                //  Fileset file iterator
   uint32_t    fileLo ;            //  Object position of first file in the given directory
   uint32_t    fileHi ;            //  Object position of last file in the given directory
   char        cvLine  [512];      //  Working buffer
   if (!filepath || !filepath[0])
       return E_ARGUMENT ;
   os.open(filepath) ;
   if (os.fail())
       return E_OPENFAIL ;
   Z.Printf("# Export: %s Directories\n", FormalNumber(m_dirs.Count(),0));
   Z.Printf("# Export: %s Files\n", FormalNumber(m_file.Count(),0));
   os << Z ;
   if (os.fail())
       return E_WRITEFAIL ;
   for (nD = 0; nD < m_dirs.Count() ; nD++)
   {
       pDX = m_dirs.GetObj(nD) ;
       sprintf(cvLine, "D %010d %08x %010u %010u %010u %05d %05d %s\n",
           pDX->Inode(), pDX->Mode(), pDX->Size(), pDX->Ctime(), pDX->Mtime(), pDX->Owner(), pDX->Group(), pDX->txtName()) ;
       os << cvLine ;
       fileLo = m_file.First(pDX->strName()) ;
       if (fileLo < 0)
           continue ;
       fileHi = m_file.Last(pDX->strName()) ;
       for (nF = fileLo ; nF <&eq; fileHi ; nF++)
       //  for (I = pDX->m_Kinder ; I.Valid() ; I++)
       {
           //  pFX = I.Element() ;
           pFX = m_file.GetObj(nF) ;
           if (pFX->IsDir())
               continue ;
           totSize += pFX->Size() ;
           sprintf(cvLine, "F %010d %08x %010u %010u %010u %05d %05d %s\n",
               pFX->Inode(), pFX->Mode(), pFX->Size(), pFX->Ctime(), pFX->Mtime(), pFX->Owner(), pFX->Group(), pFX->txtName()) ;
           os << cvLine ;
       }
   }
   if (os.fail())
       return E_WRITEFAIL ;
   os << "# Export Complete - total " << FormalNumber(totSize,0)<< " bytes\n" ;
   os.close() ;
   return E_OK ;
}