                       DDI.TXT - readme file for
               DDI SHELL ver 1.2 : DiskDupe Image shell

        What you can find in this documant:

                1. What is DDI SHELL?
                2. DDI command line parameters
                3. New in ver 1.1
                4. Requirements


        1. What is DDI SHELL?
                This program emulates drive A: contains information
                from DiskDupe image file (*.DDI) by loading disk image
                to XMS and catching int 13h, then running program you
                specified.

        2. DDI command line parameters
                DDI ddi_file [ command_to_run [command parameters...] ]
        where:
                ddi_file        is DiskDupe image file
                command_to_run  optional parameter, specifies program name
                                to execute while emulating drive A: contains
                                files from ddi_file disk image. Used COMMAND.COM
                                (or some other value of COMSPEC= environment
                                variable) if not specified. You may set
                                COMSPEC= to point to another program in order
                                not to type program name each time you run DDI
                parameters      parameters passed to program mentioned above
        example:
                DDI ai40#1 PKZIP -apr illus401 a:*.*

                this will PKZIP files stored on Adobe Illustrator ver 4.0
                disk #1 (1.44mb), previously DiskDupe'd by someone to file
                AI40#1.DDI, temporary allocating 1.44mb of your XMS memory.

        3. Version history
                New in ver 1.1
                - fixed incompatibility with cache software (at least with
                  NCACHE 6.0, Norton SPEEDRV 4.07, SMARTDRV v??)
                - added support for 360k diskettes
                New in ver 1.2
                - added support for 720k diskettes

        4. Requirements
                - XMS memory manager ver 2.0+ (such as HIMEM.SYS)
                  plus enoung free XMS to store disk image
                - ??? (pls report if found)

        4. Contacts
                On any questions and suggestions call 948-2448 voice

                                                        Alex Bokov
                                                        9 july 1994
