/* Copyright (c) Oracle Corporation 1994.  All Rights Reserved */
/*****************************************************************************
  NAME
    spx23.vrf

  DESCRIPTION
    This script checks dependencies and environment settings for installation
    of the Windows 32 SPX/IPX product.

  OWNER
    Tony Rodgers

  MODIFIED    DD-MMM-YY  Reason
    rxfernan  10-17-97   OSM Compliance.
    mmckerle  08-20-97   Eliminated force installation of SQL*Net Client and/or Server
    dstiefel  22-FEB-96  Merge NT/95 for 2.3.2
    dlau      07-AUG-95  Modified for SQLNET 2.2
    eflores   06-APR-94  Modified for Windows NT.
    zkhan     11-AUG-93  Modified for SQLNET and for using V3.0.9.3.2 or later
                of the installer.
    trodgers  10-APR-92  Created.
*****************************************************************************/
{
   /* OS variables */
   if (platform() == "nt")
   {
        prefix = "nt";
        instver_name = "ntinstver";
        install_name = "ntinstall";
   }
   else
   {
        prefix = "w95";
        instver_name = "w95instver";
        install_name = "w95install";
   }

   instver_prod = evaluate(instver_name);
   install_prod = evaluate(install_name);

   {
      doit = execute("%installer_home%\%operating_system%.vrf");
   }
   [
      'UNBOUND_VARIABLE:
      {
         required_version = product_version(instver_prod);
         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.")));
      }
   ]

   if (doit)
   {
      vrf_ratchet = "2.3.4.0.0";

      /* Defined strings for install UI */
      net2_register = nls("net2_register","Registering %%product_label%%...");
      net2_install_script = nls("net2_install_script","Installing %%product_label%% Installation Scripts...");
      net2_install_message = nls("net2_install_message","Installing %%product_label%% Message Files...");
      net2_install_sample = nls("net2_install_sample","Installing %%product_label%% Sample Files...");
      net2_install_dll = nls("net2_install_dll","Installing %%product_label%% DLL's...");
      net2_adapter_prompt = nls("net2_adapter_prompt","Which Oracle network product are you installing?");
      net2_adapter_content = nls("net2_adapter_content","Adapter");
      net2_adapter_help = nls("net2_adapter_help","You need to install SQL*Net Client or SQL*Net Server in order to use an Oracle Protocol Adapter.");

      app_prompt = nls("app_prompt","Stop all Oracle applications that are using %%product_label%% before continuing with this installation.");
      app_content = nls("app_content","Stop Applications");
      app_help = nls("app_help","%%product_label%% is being used. Stop all Oracle applications that are using %%product_label%% before continuing with this installation.");



      /* Variables and logic */
      total = 0;

      total = sum(dll,deinstl);
      install_dependent = FALSE;
      return(total);


   }
   else
   {
      refresh_map_file = FALSE;
      return(0);
   }
}