gtpi1m21 | System Installation Support Reference |
If the exit point named FHD is active then user exit routine UCCFHD is invoked during FACE or FACS processing after the split chain header for the record type being requested has been located. Exit point FHD is located in copy segment CUSR of CSECT CCUEXT.
General Conditions at Entry
The registers at entry to UCCFHD are:
System Conditions at Entry
Programming Considerations at Entry
See User Exit Routines - Common Programming Considerations.
Programming Considerations on Return
The following registers can be modified on return:
See User Exit Routines - Common Return Conditions for additional return conditions.
General Conditions on Return
User processing must return to the NSI. For more programming considerations, see User Exit Routines - Common Return Conditions.