Class: MiniDebugger

• Inheritance
• Description
• Class protocol
  • instance creation
• Instance protocol
  • initialization
  • interrupt handling
  • private
  • user commands

Inheritance:

   Object
   |
   +--MiniDebugger

Package:

stx:libbasic

Category:

System-Debugging-Support

Version:

rev: 1.77 date: 2009/02/13 11:40:39

user: cg

file: MiniDebugger.st directory: libbasic

module: stx stc-classLibrary: libbasic

Author:

Claus Gittinger

Description:

a primitive (non graphical) debugger for use on systems without
graphics or when the real debugger dies (i.e. an error occurs in
the graphical debugger).
Also, if an interrupt occurs within the debuger, this one is called
for.

Class protocol:

 enter

enter a miniDebugger

 enter: aContext withMessage: aString mayProceed: mayProceed

enter a miniDebugger

 enterException: ex

enter a debugger; if this is a recursive invocation, enter
a MiniDebugger instead.
This is the standard way of entering the debugger;
sent from error- and halt messages.

 enterWithMessage: aString mayProceed: mayProceed

enter a miniDebugger

 new

redefined to make certain that there is only one miniDebugger
in the system

 openOn: aProcess

enter a miniDebugger

 singleStep: aBlock

 trace: aBlock

 trace: aBlock on: aStream

 trace: aBlock with: aTraceBlock

Instance protocol:

 initialize

 enter: aContext mayProceed: mayProceed

 stepInterrupt

 findContext: aSelector

 garbageCollectCommand: id

 getContext

 moveDotDown

sigh - must search

 moveDotUp

 printBacktraceFrom: aContext

 printDot

 printDotsMethodSource

 stepping

 tracingWith: aBlockOrNil

 commandLoop

 doAbort

 getCommand: prompt

Screen notNil ifTrue:[

 interpreterLoopWith: anObject

 printAllBacktraces

 showProcesses

 showValidCommandHelp