Programmer's Guide to Writing Programs

Table of Contents

Index

Chapter 2: Calling Programs

• 2.1 Inter-program Communication (CALL)
  • 2.1.1 Call Requirements
    • 2.1.1.1 Public Symbols and Your Program-Id
• 2.2 Calling Subprograms
  • 2.2.1 Calling COBOL Subprograms
    • 2.2.1.1 Calling Linked Programs
    • 2.2.1.2 Calling Dynamically Loadable Programs
  • 2.2.2 Calling Non-COBOL Subprograms
    • 2.2.2.1 RTS Errors 114 and 115
• 2.3 Program Entry Points
• 2.4 Passing the Command Line
• 2.5 Program Calling Conventions
  • 2.5.1 Program Names
• 2.6 Program Management
• 2.7 Search Conventions for Called Programs
  • 2.7.1 Searching Through Multiple Directories
• 2.8 CALL Prototypes
  • 2.8.1 The ANY Keyword
  • 2.8.2 Relaxed Type-checking
  • 2.8.3 Using TYPEDEF
  • 2.8.4 COBOL System Library Routines