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Text File  |  1990-07-08  |  3KB  |  38 lines
  1. /*-------------------------------------------------------------------*/
  2. /*  Program:   testd.c                                               */
  3. /*  Author:    (c)  William M. Pipher 1990  All Rights Reserved      */
  4. /*  Re:        Free copyrighted software utility                     */
  5. /*  Date:      Jul 08 90                                             */
  6. /*  Purpose:   test for disk error or printer error                  */
  7. /*  Runs on IBM PC or compatable under PC/MS DOS 3.0 or later        */
  8. /*                                                                   */
  9. /*                                                                   */
  10. /* The prog accepts EITHER user defined drive designator (d0 to d83) */
  11. /*                  OR user defined port designator (p1 to p3)       */
  12. /*                  and optional "quiet" parameter to mask comments. */
  13. /*                                                                   */
  14. /* For help enter:  TESTD ?                                          */
  15. /* For code list enter:   TESTD codes                                */
  16. /*                                                                   */
  17. /* This utility is supplied for educational purposes only and is     */
  18. /* to be used entirely and absolutely at YOUR OWN RISK!              */
  19. /*                                                                   */
  20. /* YOU are solely responsible for determining the program's          */
  21. /* applicability to you and your circumstances.                      */
  22. /*                                                                   */
  23. /* This utility is supplied FREE. The author retains full copyright. */
  24. /*                                                                   */
  25. /*  Syntax:    TESTD [drive] [port] ["codes"] ["quiet"] [?]          */
  26. /*                                                                   */
  27. /*  Example:   TESTD d0 quiet                                        */
  28. /*  Example:   TESTD p1                                              */
  29. /*  Example:   TESTD codes                                           */
  30. /*  Example:   TESTD ?                                               */
  31. /*                                                                   */
  32. /*  Calls:     Standard Microsoft C 5.1 Libraries                    */
  33. /*             small memory model                                    */
  34. /*                                                                   */
  35. /*  Side Eff:  does direct reads from                                */
  36. /*             parallel status port, bytes at port vectors (0x408+)  */
  37. /*-------------------------------------------------------------------*/
  38.