/* Copyright (c) Oracle Corporation 1997.  All Rights Reserved */
/***************************************************************
 NAME
        net23.vrf

 DESCRIPTION
        Verify script for Oracle Networking pseudo-product.

 OWNER
        NT SQL*Net Group within Server Technologies.

 MODIFIED       MM/DD/YY        Reason
  nevans        05/30/97        Created.
****************************************************************/

{
   /*** First, execute the <operating_system>.vrf script, which returns a boolean, doit,
        indicating whether installation should proceed or not. ***/
   {
      doit = execute("%installer_home%\%operating_system%.vrf");
   }
   [
      'UNBOUND_VARIABLE:
      {
         required_version = product_version(osinstver);
         temp = explode(required_version,".");
         required_version = implode(list(first(temp),first(rest(temp)),
                                      first(rest(rest(temp))),
                                      first(rest(rest(rest(temp))))),".");
         signal('failure,instantiate(nls("instver_too_early1","The version of the Installer currently running is %%installer_version%%. The installation you have chosen requires version %%required_version%% or later. Please run version %%required_version%% or later in order to perform this installation.")));
      }
   ]


   /*** The body of this script is contained within this "if" statement. ***/
   if(doit)
   {
      /*** Set the VRF script ratchet variable, guaranteeing a match between VRF and INS version numbers. ***/

      vrf_ratchet = "2.3.4.0.2";

      /*** Compute and return size requirements for the current product and its dependent products.
           The verify() function calls the .vrf script for the given product, returning its size.  ***/

      total_size = 0;


      /*** NT installs SQL*Net Server, Oracle Names Server, and SQL*Net Client (Adapters autodetected by client)
           Windows 95 installs SQL*Net Client (Adapters will be autodetected) ***/
      if(platform() == "nt")
      {
         {
            total_size = total_size + verify(ntnetsrv23);

         }
         [ 'DEFAULT: continue(); ]

         {
            total_size = total_size + verify(w32netclt23);

         }
         [ 'DEFAULT: continue(); ]

         {
         total_size = total_size + verify(ntnames20);
         }
         [ 'DEFAULT: continue(); ]

         return(total_size);
      }
      else /* win95 */
      {

         {
            total_size = total_size + verify(w95netsrv23);
         }
         [ 'DEFAULT: continue(); ]

         {
            total_size = total_size + verify(w32netclt23);
         }
         [ 'DEFAULT: continue(); ]

         return(total_size);
      }
   }
   else
   {
      refresh_map_file = FALSE;  /*** Don't bother checking MAP file, as installation will not proceed. ***/
      return(0);
   }
}