Debug Manual

Table Of Contents
Hewlett-Packard Company421921-003
i
Debug Manual
Glossary Index Examples Figures Tables
What’s New in This Manual xi
Manual Information xi
New and Changed Information xi
About This Manual xiii
Who Should Use This Manual xiii
How to Use This Manual xiv
Related Reading xv
Notation Conventions xvi
1. Introduction
Execution Modes on TNS/R Systems 1-1
What User Access Is Required for Debugging 1-2
How to Make a Process Enter Debug 1-2
Using the RUND Command 1-2
Invoking Debug From TACL for a Process 1-3
Calling Debug From a Process 1-4
Entering a Breakpoint in a Process 1-5
Running Debug From the OSS Shell 1-6
How to Select Debug as the Debugger
1-6
Why a Process Enters Debug
1-7
How to Determine Process State on a Trap or Signal 1-7
Ending a Debug Session 1-10
What Appears in the Debug Header Message 1-10
Header Message Format 1-10
Header Message Information 1-12
How to Use Debug 1-13
Example of Debug Use 1-13
Debugging on a Remote Node 1-13
Necessary Compiler Listing 1-14
How Debug Breakpoints Work 1-14
Example of a Code Breakpoint 1-14