C / C++ / MFC

   DllMain<code>(HINSTANCE hInst</code>,...)
{
.......
case  DLL_PROCESS_ATTACH:
    char szfileName[MAX_PATH];
    ///this will give you pathof DLL
    GetModuleFileName(<code>hInst</code>,szfileName,MAX_PATH);

   //Now Split the  path to get actual Dir path
   char szDriveName[3];
   char szDirectoryName[MAX_PATH];

   ///Split the path
   _tsplitpath(szfilename,szDriveName,szDirectoryName,NULL,NULL);

   //now your are ready for directory
   sprintf(szfileName,"%s%s",szDriveName,szDirectoryName);
   //now the <code>szfileName </code>contain the directory path
   
}

int nElapsed = 0;
int nWaitFor = 5;  // wait 5 seconds
time_t tmStart;

time (&tmStart);
do {
  time_t tmNow;
  time (&tmNow);
  nElapsed = tmNow - tmStart;
} while (nElapsed < nWaitFor);