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PL/1 Preprocessor, Debugging and Advanced Coding

Duration

5 hours

Overview

The PL/1 Debugging and Advanced Coding Techniques course explains the reasons for program errors and describes the tools available to debug a PL/1 program. It also explores some more advanced coding techniques in the language.

Audience

Application programmers who maintain and develop commercial and scientific PL/1 programs

Prerequisites

Knowledge of programming concepts and experience with mainframe system architecture

Objectives

    After completing this course, the student will be able to identify:
  • How to compile and run PL/1 programs
  • How to debug a PL/1 program
  • How to use the PL/1 Preprocessor
  • How to use advanced PL/1 coding techniques

Course Content

Compiling and Running PL/1 Programs

Controlling the Compile Process:
· PROCESS Statement
· JCL PARM Operand
Compiler Listing Options
How to Make Use of the Preprocessor
Preprocessor Statements
The Compilation Process
JCL Required to Compile a Program
Sections of a Compiler Listing
JCL Required to Execute a Program
Passing Program Parameters in JCL

Debugging Your Program

Reasons for Program Errors
Error Handling Routines
Language Environment Services
Compiler Listing Options
Run-time Options
ON Condition Error Handling
Dumps and Their Options
Interactive Debug Tool

PL/1 Preprocessor

Preprocessor Invocation
Preprocessor Statements
Preprocessor Variables
Using the Preprocessor to Generate Code
Using the Preprocessor to Replace Code
Preprocessor Procedures
Preprocessor Built-In Functions

Supplementary Coding Techniques

Allocating and Freeing Storage
Using Locator Qualifiers
Multiple Generation of Storage
Pointer Usage
DISPLAY and REPLY processing
Controlling Arithmetic Precision
Converting Data Types
PL/1 Internal Sort Routines
E15 and E35 Sort Exits

PL/1 Workshop

Develop a PL/1 Program Using Concepts Previously Discussed
Important Aspects of the Program
Extensive Use of Documentation Areas
Explain Program Flow

PL/1 Preprocessor, Debugging and Advanced Coding Mastery Test


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