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

/*****************************************************************************
  NAME
    grun60.dei - V3 deinstallation script for Graphics 6.0 Runtime

  DESCRIPTION
    This script removes Graphics 6.0 Runtime.

  MODIFIED  MM/DD/YY        Reason
  pgupta    10/20/97        Created
*****************************************************************************/

{
    /************************************************
    Set necessary variables for deinstallation
    *************************************************/
    EXECUTE_SCRIPT = "SET_DEINSTALL_VARIABLES";
    execute("%installer_home%\d2kr2dei.usr");
    /************************************************/

    {doit = execute("%installer_home%%dir_separator%%operating_system%.dei");}
    [
        'UNBOUND_VARIABLE: signal('failure,instantiate(nls("instver_too_early2",
                                                           "The version of the Installer currently running is %%installer_version%%. The product(s) you have chosen to deinstall were installed with a later version of the Installer. Please use a later version of the Installer to deinstall these Product(s).")));
    ]

    if (doit)
    {
        /************************************************
        Create a label with the product name, and version
        *************************************************/
        EXECUTE_SCRIPT = "CREATE_LABEL";
        execute("%installer_home%%dir_separator%d2kr2dei.usr");
        /************************************************/

        /****************************
        Set up product name variables
        *****************************/
        PARENT_PRODUCT       = registry_parent(current_registry);
        PARENT_REGISTRY_NAME = registry_name(PARENT_PRODUCT);
        /****************************/

        /***************************
        Validate deinstallation path
        ****************************/
        deinstall_variable = "GRAPHICS60";
        section_heading    = registry_filename(PARENT_PRODUCT);
        EXECUTE_SCRIPT        = "GET_DEINSTALLATION_PATH";

        GRAPHICS60 = execute("%installer_home%%dir_separator%d2kr2dei.usr");
        OCL60 = GRAPHICS60;
        /***************************/

        permit_retry_operations  = TRUE;
        permit_ignore_operations = TRUE;
        permit_process_operations= TRUE;

        /***********************
        Unreference dependencies
        ************************/
        ui_product(instantiate(display_registry_label));
        ui_action(instantiate(unreference_dependencies));

        {unreference(registration(PARENT_REGISTRY_NAME), current_registry);}     /* Unreference the parent */
        ['UNREGISTERED_PRODUCT: continue();]
        /***********************/

        /*********************
        Unregister the product
        **********************/
        ui_product(instantiate(display_registry_label));
        ui_action(instantiate(deinstall_unregister));
        unregister(current_registry);
        /*********************/

        /************************************************
        Deinstall parent if no other child product exists
        *************************************************/
        EXECUTE_SCRIPT = "DEINSTALL_PARENT";
        execute("%installer_home%%dir_separator%d2kr2dei.usr");
        /************************************************/

        /********************
        Deinstall the product
        *********************/
        ui_product(instantiate(display_registry_label));

        ui_action(instantiate(deinstall_files));
        remove(res);

        ui_action(instantiate(deinstall_files));
        remove(dll);

        ui_action(instantiate(deinstall_exe));
        remove(exe);

        ui_action(instantiate(deinstall_files));
        remove(deinst);
        /********************/

        permit_retry_operations = FALSE;

        /***************************
        Modify Environment Variables
        ****************************/
        modify("OCL60", "", ora_config, registry_filename(current_registry));

    } /*end if(doit)*/
} /*end grun60.dei*/