Compatibility Guide

Table of Contents

Index

Chapter 3: Compatibility with DG Interactive COBOL

• 3.1 Overview
  • 3.1.1 DG Interactive COBOL Source Programs
  • 3.1.2 Enhancing your Converted Application
• 3.2 Compatibility with DG Interactive COBOL Source
  • 3.2.1 The DG Directive
  • 3.2.2 Reserved Words
  • 3.2.3 DG International Character Set
  • 3.2.4 DG File Status and other Exception Values
  • 3.2.5 Calls
  • 3.2.6 Linkage Section Access
  • 3.2.7 Arithmetic of Group Level Items
  • 3.2.8 Run-time Switches
  • 3.2.9 Program Identification and Data-names
• 3.3 Reformatting a DG COBOL Source File
  • 3.3.1 Reformatting Rules