Cobol | Get Started

Ralph/ April 23, 2020/ Cobol

Installation

Cobol

brew install gnu-cobol
cobc --version
cobc (GnuCOBOL) 2.2.0
Copyright (C) 2017 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
Written by Keisuke Nishida, Roger While, Ron Norman, Simon Sobisch, Edward Hart
Built     Oct 15 2019 14:14:21
Packaged  Sep 06 2017 18:48:43 UTC
C version "4.2.1 Compatible Apple LLVM 11.0.0 (clang-1100.0.33.8)"

First Steps

Create sample programm

Create Hello World programm hello_world.cob

HELLO * HISTORIC EXAMPLE OF HELLO WORLD IN COBOL
       IDENTIFICATION DIVISION.
       PROGRAM-ID. HELLO.
       PROCEDURE DIVISION.
           DISPLAY "HELLO, WORLD".
           STOP RUN.

Compile programm and build executable program

cobc -x hello_world.cob

Run programm

$ ./helloworld
HELLO, WORLD
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