INTERACTIVE OPERATOR SELECTION OF ALTERNATIVE IMPLEMENTATIONS OF PRINTER FUNCTIONS

    公开(公告)号:CA1223966A

    公开(公告)日:1987-07-07

    申请号:CA482172

    申请日:1985-05-23

    Applicant: IBM

    Abstract: INTERACTIVE OPERATOR SELECTION OF ALTERNATIVE IMPLEMENTATIONS OF PRINTER FUNCTIONS A word processing program is configured to produce a series of examples, for operator examination, of alternative implementations of certain printer functions . By observing the printer performance and physical appearance during the printing of these examples, the operator interactively chooses one of a plurality of implementations for each of these functions. The operator choices of implementation are saved by the word processing program and subsequent printing is effected in accordance with the implementation chosen by the operator.

    MAINTAINING I/O COMPATIBILITY WITH DIFFERING COMPUTER TYPES

    公开(公告)号:CA1258714A

    公开(公告)日:1989-08-22

    申请号:CA511407

    申请日:1986-06-12

    Applicant: IBM

    Abstract: A technique is disclosed for providing automatic modification of a computer application program to adapt the program for compatibility with hardware different from that for which the program was originally written and tested. Upon initial loading of the application program, a search is made to determine the existence of a set of exception tables, external to the application program. If the exception tables are present, all code conversion tables within the application program relating to I/O operations are modified according to the set of exception tables. Plural sets of exception tables may be included with the ability of the operator to choose which set of exception tables will be used to modify the program, thereby allowing the operator to use a single program with a variety of different hardware configurations, assuring with each configuration that the intended characters and symbols are displayed and printed.

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