IO_UNITS


Function

IO_Units contains the identity of the current input and output streams.

Dependencies

Module Variables
DEFINITIONS DEFAULT_INPUT, DEFAULT_OUTPUT


Public Variables

All the variables in this module are scalars and all are parameters.

Variable Type Purpose
INPUT Integer The unit number of the current input stream.
OUTPUT Integer The unit number of the current output stream.

Note that, at present, INPUT and OUTPUT always have the values defined by DEFAULT_INPUT and DEFAULT_OUTPUT, respectively.

Public Procedures

None.

Stability

Fairly stable. At some time in the future, the module may be modified to allow input and output stream stacks.



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