Rational Developer for System z
PL/I for Windows, Version 8.0, Programming Guide

Using user exits

Using the compiler user exit
Procedures performed by the compiler user exit
Activating the compiler user exit
The IBM-supplied compiler exit, IBMUEXIT
Customizing the compiler user exit
Modifying IBMUEXIT.INF
Writing your own compiler exit
Structure of global control blocks
Writing the initialization procedure
Writing the message filtering procedure
Writing the termination procedure
Using the CICS run-time user exit
Prior to program invocation
After program termination
Modifying CEEFXITA
Using data conversion tables

PL/I provides a number of user exits that allow you to customize the PL/I product to suit your needs. The workstation PL/I and PL/I for AIX products supply default exits and the associated source files.

If you want the exits to perform functions that are different from those supplied by the default exits, we recommend that you modify the supplied source files as appropriate.

The types of files provided include:

Rational Developer for System z
PL/I for Windows, Version 8.0, Programming Guide