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Ch 6. Getting Input and Output Information [ Getting System Information Programmer's Guide ] MPE/iX 5.0 Documentation


Getting System Information Programmer's Guide

Chapter 6  Getting Input and Output Information 

The commands described in this chapter allow you to obtain status
information about the input and output (I/O) devices on your system.  You
can access this information by using the logical device number, or class
number, of one or more devices for which you wish to obtain information.
Or you can obtain status information for all input and output devices on
your system.  The output from these commands is always displayed on the
standard list device, and appears in a variety of formats.

The following table summarizes the commands and intrinsics that you can
use to obtain I/O device information: 

                        To obtain this:                               Use this: 

I/O device status for all devices on the system                 SHOWDEV

Input device status only                                        SHOWIN

Output device status only                                       SHOWOUT



MPE/iX 5.0 Documentation