English COBOL2000 V1.6 COBOL Compiler User Guide * June 2018 Table of Contents COBOL Compiler. User Guide. 7 1 Preface . 8 1.1 Objectives and target groups of this manual . 9 1.2 Summary of contents . 10 1.3 Expansion levels of the COBOL2000 system . 11 1.4 Changes compared to the predecessor version . 12 1.5 Notational conventions . 13 1.6 Definitions of terms used in this manual . 14 2 From compilation unit to executable program . 16 2.1 Preparing the compilation unit . 18 2.1.1 Input from cataloged files . 19 2.1.2 Input from PLAM libraries . 20 2.2 Source data input . 22 2.2.1 Assigning the compilation unit with the ASSIGN-SYSDTA command . 23 2.2.2 Input of program segments . 24 2.2.3 Assignment to compiler variables to control source text manipulation . 28 2.3 I/O for repositories . 30 2.3.1 Principle of a repository . 31 2.3.2 Assigning a repository . 32 2.4 Output from the compiler . 33 2.4.1 Output of modules . 34 2.4.2 Output of listings and messages . 36 2.5 Compiler control options . 37 2.6 Terminating the compiler run . 38 2.7 Compiling a compilation group . 39 2.8 Parametrized classes and interfaces . 40 3 Controlling the compiler via SDF . 44 3.1 Calling the compiler and entering options . 45 3.1.1 SDF expert mode . 46 3.1.2 SDF menu mode . 47 3.2 SDF syntax description . 49 3.3 SDF options for controlling the compiler run . 53 3.3.1 SOURCE option . 54 3.3.2 SOURCE-PROPERTIES option . 55 3.3.3 ACTIVATE-FLAGGING option . 57 3.3.4 COMPILER-ACTION option . 58 3.3.5 MODULE-OUTPUT option . 61 3.3.6 LISTING option . 63 3.3.7 TEST-SUPPORT option . 70 3.3.8 OPTIMIZATION option . 72 3.3.9 RUNTIME-CHECKS option . 73 3.3.10 COMPILER-TERMINATION option . 75 3.3.11 MONJV option . 76 3.3.12 RUNTIME-OPTIONS option . 77 3.3.13 VERSION option . 79 4 Controlling the compiler with COMOPT statements . 80 4.1 Source data input under COMOPT control . 82 4.1.1 Assigning the compilation unit with the END statement . 83 4.1.2 Assigning the compilation unit with the ADD-FILE-LINK command and COMOPT SOURCE-ELEMENT . 84 4.2 Table of COMOPT operands . 85 5 Controlling the compiler with compiler directives . 95 5.1 IMP COMPILER-ACTION . 96 5.2 IMP LISTING-OPTIONS . 97 5.3 IMP PRINT-DIRECTIVES . 98 5.4 IMP RUNTIME-ERRORS . 100 6 Linking, loading, starting . 101 6.1 Functions of the linkage editor . 103 6.2 Static linkage using TSOSLNK . 105 6.3 Linking using BINDER . 108 6.4 Dynamic linking and loading using DBL . 110 6.5 Loading and starting executable programs . 112 6.6 Program termination . 113 6.7 Shareable COBOL programs . 116 7 Debugging aids for program execution . 118 7.1 Advanced Interactive Debugger (AID) . 119 7.1.1 Conditions for symbolic debugging . 120 7.1.2 Symbolic debugging with AID . 122 7.1.3 Predefined information . 124 7.1.4 Notes on symbolic debugging of nested programs . 125 7.1.5 Notes on debugging object-oriented COBOL programs . 126 7.1.6 Information on testing programs with user-defined types . 128 7.2 Debugging lines . 130 8 Interface between COBOL programs and BS2000/OSD . 131 8.1 Input/output via system files . 132 8.1.1 COBOL language elements . 133 8.1.2 System files: primary assignments, reassignments, record formats . 135 8.2 Job switches and user switches . 137 8.2 Job switches and user switches . 137 8.3 Job variables . 141 8.4 Accessing an environment variable . 144 8.5 Compiler and operating system information . 145 9 Processing of cataloged files . 149 9.1 Basic information on the structure and processing of cataloged files . 150 9.1.1 Basic concepts relating to the structure of files . 151 9.1.2 Assignment of cataloged files . 153 9.1.3 Definition of file attributes . 156 9.1.4 Disk and file formats . ..