System programming services

This information provides an alphabetic listing of the z/TPF system programming services, also referred to as system macros.

The description of each system macro includes the following information:
  • A brief description of what you use the macro for.
  • Last updated: Provides historical information about when the system macro was added, changed, obsoleted, or replaced.
  • Format: Provides a syntax (railroad track) diagram for the system macro and a description of each parameter and variable.
  • Entry requirements: Lists any special conditions that must be true on entry to the system macro.
  • Return conditions: Lists what is returned when the system macro finishes processing.
  • Programming considerations: Lists any additional considerations for using the system macro, including any restrictions or limitations.
  • Examples: Provides one or more examples that show you how to code the system macro.