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Adaptations to pre-existing p-System units

Certain low-level support units have required modifications, more or less extensive in various cases, to continue to provide under Turbo Pascal their normal functions as designed under UCSD Pascal. This section documents those units, concentrating primarily on the changes made for DOS and Turbo Pascal.

• Ports
  • PtInit updates for Monoprogram form
    • New Compilation Flags
    • Setting up Full Re-Initialization
  • Extensions to Extra Services Control
  • Interface Modifications
• Keyed Files and PDisplay
  • Internal directory and Buffering
  • Storage of port images for Layout messages
• Chainer and MarkJump
  • Chainer
  • MarkJump
• Use of DlgGlbls
• PCVideo and graphics support
  • Graphics Display:
  • Text Display:
    • Standard ASCII Character Set
    • Extended Character Set
  • Screen colour settings
  • Usage of graphics cards
  • Unsupported Adapters
  • Scrolling
  • Inter-Program Memory
• MenuDisplay
• FastImage