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Choosing between a USERMOD and a function SYSMOD SMP/E for z/OS User's Guide SA23-2277-01 |
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Software products available from IBM® provide
you with many functions. However, these functions may not always exactly
meet your processing requirements. Many of these products provide
interfaces, such as user exit routines or dummy modules, that you
can use to customize the functions to your needs. Sometimes, however,
you may need to change a function substantially. You can do this by
either:
Although you might be able to make these changes without SMP/E, there are advantages to creating them either as USERMODs or as function SYSMODs so that SMP/E can install them. When SMP/E installs the changes, it does the following:
Before creating your changes, you must decide whether to build a USERMOD type SYSMOD or a function SYSMOD. Table 1 lists considerations that will help you make this decision.
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Copyright IBM Corporation 1990, 2014
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