User programs for the system definition utility program (DFHCSDUP)

You can write your own programs that modify or extend the CICS® system definition utility program (DFHCSDUP).

An overview of DFHCSDUP
The CICS system definition utility program (DFHCSDUP) is an offline utility program that allows you to read from and write to a CICS system definition (CSD) file, either while CICS is running or while it is inactive.
Invoking a user program from DFHCSDUP
You can invoke one of three sample programs during EXTRACT processing.
Invoking DFHCSDUP from a user program
You can invoke DFHCSDUP from a user program, enabling you to create a flexible interface to the utility.
The user exit points in DFHCSDUP
There are five user exit points in DFHCSDUP. By specifying the appropriate entry parameters, you can cause DFHCSDUP to pass control to an exit routine at any of these points.
The sample program, DFH$CUS1
The CICS-supplied sample program, DFH$CUS1, illustrates how DFHCSDUP can be invoked from a user program. It is written as a command processor (CP) for execution under the TSO/E operating system.

Parent topic: Customizing resource definition operations with user-written programs

Last updated: Sunday, 20 December 2020 23:05