Hallo, David!

*** Am Dienstag 29. August 1995 um 16:08 schrieb David Muir an Peter Fitzsimmons:

 DM>     Is there a way of which you're aware to determine if a given drive is
 DM> a CD-ROM

=== Cut ===

#define KBFROMUNITS(u,a,s) ((u)*(a)*(s)/1024)

  APIRET       rc;
  FSALLOCATE   buf;
  FSQBUFFER2  *fsbuf;
  ULONG        bufsize;
  ULONG        drv;
  char         xbuf[256],nbuf[3]={'C',':','\0'};

  bufsize=sizeof(xbuf);
  fsbuf=(FSQBUFFER2 *)xbuf;
  nbuf[0]=drive;
  rc=DosQueryFSAttach(nbuf,0,FSAIL_QUERYNAME,fsbuf,&bufsize);
  printf("%d\n",fsbuf->iType);
/* This is what you want: CD-Roms have a type of "CDFS" */
  printf("%s\n",fsbuf->szName+fsbuf->cbName+1);
  bufsize=sizeof(buf);
  rc=DosQueryFSInfo(drv,FSIL_ALLOC,&buf,bufsize);
  if (rc==0) {
    printf("%d %d %d %d\n",    
KBFROMUNITS(buf.cUnitAvail,buf.cSectorUnit,buf.cbSector);
      KBFROMUNITS(buf.cUnit,     buf.cSectorUnit,buf.cbSector);
      buf.cbSector;
      buf.cSectorUnit);
  }
  else
    return -1;
=== Cut ===


Tschau...Thomas

--- E3-32/1.11-32/2.50+