日本語版README

"opensource COBOL 4j" is a COBOL compiler that translates COBOL parograms to Java programs. This compiler is deeply inspired by "opensource COBOL" which translates COBOL programs to C programs. (In fact, this repository contains a lot of source files of "opensource COBOL")

See Installation page.

Compile.

cobc -m [COBOL source file]

("cobc" command produces [PROGRAM-ID].java and [PROGRAM-ID].class in the current directory.)

Run.

java [PROGRAM-ID]

The functions in the following "implemented" list are tested using NIST COBOL85 test suite and 99% of the test cases are passed.

Implemented.

• Data calculation (MOVE, COMPUTE, ... )
• Control statements (IF, PERFORM, GO TO, ...)
• Some I/O functions (DISPLAY, ACCEPT, ...)
• Call statements
• Sequential files
• Indexed files
• Sort statements
• Embedded functions (ACOS, LENGTH, MAX, ...)

Not Implemented.

• Relative files

Known bugs

• Cannot call inline programs.
• Read wrong data from indexed files with alternate duplicate keys in some cases.