Programmer's Guide to Writing Programs

Table of Contents

Index

Chapter 3: System Limits and Programming Restrictions

• 3.1 COBOL System Limits
  • 3.1.1 Command Line Length
  • 3.1.2 Compiler Limits
  • 3.1.3 Run-time System Limits
  • 3.1.4 Operating System and Environment Variable Limits
  • 3.1.5 Maximum core heap size
• 3.2 Programming Restrictions
  • 3.2.1 COBOL Syntax Not Implemented
  • 3.2.2 Areas to Avoid
  • 3.2.3 ENTRY Statement
  • 3.2.4 Filenames
  • 3.2.5 Local-Storage Section
  • 3.2.6 PERFORM Nesting
  • 3.2.7 Size of Numbers