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HP/DDE Debugger User's Guide: HP 9000 Series 700/800 Computers

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HP Part Number: B3476-90015

Edition: First Edition

Published: July 1996

© Copyright 1996 .

Table of Contents

Printing History

HP/DDE at a Glance

HP/DDE Online Help

Using HP/DDE Online Help

2 Compiling, Loading, and Executing the Target Program

Preparing the Target Program

Invoking the Debugger

Setting PATH and MANPATH Variables
Stopping the Debugger

Invoking and Loading a Target Program During Debugger Startup

Invoking and Loading a Target Program From the Debugger

Using the File Menu
Using the debug Command

Attaching the Debugger to a Running Process

Using the File Menu
Using the debug Command

Stopping the Target Program

Restarting the Target Program

Using the File Menu
Using the restart Command

Interrupting a Running Program

Interrupting in System or Nondebuggable Routines

Examining Source Files

Executing the Target Program

Using Command Buttons
Using the go Command
Using the step Command
Using the Mouse

Looking at the Call/Return Stack

Using the tb Command
Using the environment Command

3 Using Monitors (Breakpoints, Watchpoints, Traces, and Intercepts)

Using Monitors

Setting Breakpoints

Using the Mouse
Using the breakpoint Command
Using the Break Menu
Using the Breakpoint Set/Change Dialog Box

Setting Watchpoints

Viewing and Modifying Watchpoints
Using Command Buttons
Using the Watch Menu
Using the Data Watchpoint Set/Change Dialog Box
Using the watchpoint Command

Setting Traces

Using the Trace Menu
Using the Trace Set/Change Dialog Box
Using the trace Command

Setting Intercepts

Using the Intercepts Dialog Box
Using the intercept Command

4 Viewing and Manipulating Target Program Data

Examining Variables and Expressions

Using Command Buttons
Using the Mouse
Using the Data Value Menu
Using Debugger Commands

Examining Registers

Using Register Commands

5 Using Debugger Commands

Abbreviating Debugger Commands

Entering Multiple Debugger Commands on One Line

Using Command Lists

Continuing Commands on the Next Line

Resolving Syntax Conflicts

Resolving Case Sensitivity

Editing the Command Line

Using the Command History Facility

Recording Command Sequences for Later Playback

Invoking Shell Commands from the Debugger

Redirecting Input and Output

Creating Alias and Define Macros

Using Reserved Identifiers and Special Macros

Combining Debugger Commands Using Action Lists

Creating Action Lists
Creating Conditional Action Lists
Understanding Action List Execution in Special Circumstances

6 Customizing the Debugger

Using the Options Menu

Using Startup Command Files

Using a Personal Startup File to Customize the Debugger
A Sample Personal Startup File

Emulating Other Debuggers

Compatibility with xdb
Compatibility with dbx

7 Identifying Program Objects

Understanding Blocks and Environments

Changing the Environment
Overriding the Current Language

Applying Scope and Visibility Rules

Using Qualified Names

Block Qualified Names
Fully Qualified Names
Image Qualified Names
Special Block Qualified Forms

8 Debugging in Special Situations

Examining Core Files

Attaching to a Core File
Core File Debugging

Debugging Shared Libraries

Debugging Multi-Threaded Applications

Making libdce.sl Writable
Viewing and Manipulating Threads
Setting Breakpoints on Threads
Environment in Multi-Threaded Applications
Thread-Specific Debugger Commands

Assembly Level Debugging

Using the Assembly Instructions Dialog Box
Using Debugger Commands
Saving Assembly Code in a File

Debugging Optimized Code

Optimized Code and Unoptimized Code

Debugging Parent and Child Processes

Debugging Applications That Use ioctl or curses

Running the Debugger Remotely

A Line-Mode User Interface

Invoking the Line-Mode User Interface
The User Interface Startup File
Screen Display Conventions
Examples

B Language Managers

C Language Manager

Type Name
Title
Description
Syntax
Startup File
Related Managers

C++ Language Manager

Type Name
Title
Description
Syntax
Startup File
Related Managers

FORTRAN Language Manager

Type Name
Description
Title
Syntax
Startup File
Related Managers

HP Pascal Language Manager

Type Name
Title
Description
Syntax
Startup File
Related Managers

HP-UX PA-RISC Assembly Language Manager

Type Name
Title
Description
Syntax
Startup File
Related Managers

Solaris SPARC Assembly Language Manager

Type Name
Title
Description
Syntax
Startup File
Related Managers

C Target Managers

HP-UX PA-RISC Target Manager

Type Name
Title
Description
Syntax
Startup File
Related Managers

Solaris SPARC Target Manager

Type Name
Title
Description
Syntax
Startup File
Related Managers

D Object Managers

HP SOM Object Manager

Type Name
Title
Description
Syntax
Startup File
Related Manager

Solaris SPARC Object Manager

Type Name
Title
Description
Syntax
Related Manager
Startup File

E User Interface Managers

Graphical User Interface Manager

Type Name
Title
Description
Syntax
Startup File
Related Managers

Line-Mode User Interface Manager

Type Name
Title
Description
Syntax
Startup File
Related Managers

SoftBench User Interface Manager

Type Name
Title
Description
Syntax
Startup File

List of Figures

1-1 Debugger Main Window
1-2 The Introductory HP/DDE Help Screen
2-1 Load/Rerun Dialog Box
2-2 Source File Display
2-3 Stack View Dialog Box
3-1 The Break Menu
3-2 The Breakpoint Set/Change Dialog Box
3-3 The Data Watchpoints Dialog Box
3-4 The Watch Menu
3-5 The Data Watchpoint Set/Change Dialog Box
3-6 The Trace Menu
3-7 The Trace Set/Change Dialog Box
3-8 The Intercepts Dialog Box
4-1 The Data Value Tear-Off Menu
4-2 Show Registers Dialog Box (General)
6-1 The Options Menu
7-1 Sample Module Illustrating Scope and Visibility
7-2 Sample Modules Illustrating Fully Qualified Names
7-3 Sample Call/Return Stack and Program
8-1 The Threads Dialog Box
8-2 Stack View Dialog Box Showing Current Thread
8-3 Assembly Instructions Dialog Box
8-4 Unoptimized Code: Statement-to-Instruction Mapping
8-5 Optimized Code: Statement-to-Instruction Mapping

List of Tables

5-1 Reserved Identifiers and Special Macros
C-1 Title not available (Syntax )

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© 1996 Hewlett-Packard Development Company, L.P.