Required User-written Code

Required User-written Code

 

User-written code is the term applied to any custom code added to the generated code and included in the subsequent compilation. It is also called handwriiten code. This code may include modifications to the generated code, pretested and prequalified code modules, or special test or use case routines.

The interface between the I/O cards and the generated code is the responsibility of the user. This means that the user must supply at least three functional modules/routines:

The card element data structure contains a descriptive paragraph with the details of the API that generated code provides to its user. The card is a pointer to these three functions.