Changes in opensource COBOL v1.2J

• Support Feature of Japanese, such as constant and definition of data and operation of data.
• New compile option '-assign_external' and variable 'assign_external=[yes|no]'. Set the file assign to the EXTERNAL file.
• New compile option '-free_1col_aster'. In free format COBOL mode, this option causes the compiler to regard as line comment when first column is asterisk for free format COBOL mode.
• New runtime environment variable OC_USERFH, which enable to run user-defined program in operation OPEN, CLOSE, DELETE, READ, REWRITE, START, WRITE, COMMIT, ROLLBACK and UNLOCK.
• Support currency symbol for Japanese yen, and modify default currency symbol to Japanese yen.
• Changed to apply the alphabetic manner as comparison method in case its operands include group fields.
• Fixed the problem that INSPECT causes incorrect result in case given the AFTER/BEFORE clause with negative value or SIGN SEPARATE field.
• Fixed the problem that value comparison on SIGN SEPARATE fields in IF or EVALUATE statements fails treating such field values as if their sign character were a part of digits.
• Fixed the problem that applying INITIALIZE on 01-level records in EXTERNAL files causes incorrect behavior of following I/O instructions.
• Changed the default actions on unhandled SIZE ERROR according to that specified in Programmer's Guide.
• Fixed the problem that applying INITIALIZE or MOVE ZERO on numeric field of SIGN SEPARATE destroys sign byte.
• Fixed the problem that COPY statement ignores the last line of each copybook when it does not end with line break.