Compatibility Guide

Index

A

ACCEPT statement
RM/COBOL 5.2.13 , 5.2.14
Arithmetic operations
DG I COBOL 3.2.7
RM/COBOL 5.2.2

B

Bound checking 4.5
BOUND Compiler directive 4.5
BOUNDOPT Compiler directive 4.5

CALL statement, DG I COBOL 3.2.5
Character set, DG I COBOL 3.2.3
Columns
73 to 80 5.1.2
screen 5.2.11
COMP usage
conversion from RM/COBOL 6.1
redefinition of RM/COBOL 5.2.5
RM/COBOL 4.6.1
COMP-1 usage
RM/COBOL 4.6.2 , 5.2.8
COMP-3 usage, conversion from RM/COBOL 6.2
COMP-6 usage
conversion from RM/COBOL 6.3
redefinition of RM/COBOL 5.2.5
RM/COBOL 4.6.3
Comparisons, RM/COBOL 5.2.2
Compatibility
Compiler directives Ch2
DG I COBOL Ch3
RM/COBOL Ch4
Compiler directive
BOUND 4.5
BOUNDOPT 4.5
DG 2.1 , 3.1.1 , 3.2.1
MF 4.2
OPTIONAL-FILE 5.2.15
PERFORM-TYPE 4.4
REMOVE 5.1.5
RM 2.2 , 4.1 , 4.2
Compiler directives, compatibility Ch2
Compiling
DG I COBOL program 3.1.1
RM/COBOL program 5.1
COMPUTATIONAL usage
see COMP usage
COMPUTATIONAL-1 usage
see COMP-1 usage
COMPUTATIONAL-6 usage
see COMP-6 usage
Concealed fields, ACCEPT statement 5.2.14
Control sequence, DISPLAY statement 5.2.3
Conversion
DG I COBOL applications Ch3
RM/COBOL applications Ch4

D

Data General Interactive COBOL, compatibility Ch3
Data item
RM/COBOL 5.2.5 , 5.2.7
RM/COBOL conversion Ch6
Data-name
DG I COBOL 3.2.9
RM/COBOL 5.1.7
DECIMAL-POINT clause, RM/COBOL 4.6.4
DG Compiler directive 2.1 , 3.1.1 , 3.2.1
DG I COBOL
see Data General Interactive COBOL
DISPLAY statement, RM/COBOL 5.2.3
DISPLAY usage, conversion from RM/COBOL 6.4
Duplicate paragraph-names 5.1.8

E

ECHO clause 5.2.14
Embedded control sequence 5.2.3
End of file, RM/COBOL 5.2.12
Exception values 3.2.4
Executable code, RM/COBOL 5.2
Extended file status codes, RM/COBOL 5.1.4

F

File, end of 5.2.12
File status
DG I COBOL 3.2.4
RM/COBOL 4.3 , 5.2.12

G

Group item, arithmetic 3.2.7

I

Indexed file, locking 5.2.9

L

Line sequential file, RM/COBOL 5.2.1
Linkage Section
DG I COBOL 3.2.6
RM/COBOL 5.1.3
LOCK MODE clause, RM/COBOL 4.2
Locking
file 5.2.9
record 5.2.9

M

MF Compiler directive 4.2
Migration
DG I COBOL applications Ch3
RM/COBOL applications Ch4
MOVE statement
RM/COBOL 5.2.2 , 5.2.8

N

Nonnumeric literal, RM/COBOL 5.1.1

O

OFF clause 5.2.14
ON SIZE ERROR phrase, RM/COBOL 5.2.6
OPEN statement, RM/COBOL 5.2.15
OPTIONAL phrase, file control entry 5.2.15
OPTIONAL-FILE Compiler directive 5.2.15
Overflow of data item 5.2.7

P

Paragraph-name, duplicate 5.1.8
PERFORM statement, RM/COBOL 4.4
PERFORM-TYPE Compiler directive 4.4
PICTURE character-string, RM/COBOL 4.6.5
Printer, output on RM/COBOL 5.2.4
Program
DG I COBOL 3.1.1 , 3.1.2
RM/COBOL 4.1 , 5.1 , 5.2
Program-ID paragraph
DG I COBOL 3.2.9
RM/COBOL 5.1.7

R

READ statement, RM/COBOL 5.2.12
Redefinition of RM/COBOL data item 5.2.5
Relative file, locking 5.2.9
REMOVE Compiler directive 5.1.5
Reserved word
DG I COBOL 3.2.2
RM/COBOL 5.1.5
REWRITE statement, line sequential file 5.2.1
RM Compiler directive 2.2 , 4.1 , 4.2
RM/COBOL
see Ryan McFarland COBOL
RTS switch
DG I COBOL 3.2.8
T 5.2.1
Running, RM/COBOL program 5.2
Ryan McFarland COBOL
compatibility Ch4
conversion issues Ch5
data type conversion Ch6
file status 4.3

S

Screen handling
RM/COBOL 5.2.11 , 5.2.13 , 5.2.14
Segment-number, RM/COBOL 5.1.6
SELECT clause, file control entry 5.2.15
Sequential file, locking 5.2.9
SIGN clause, RM/COBOL 4.2
Source code, columns 73 to 80 5.1.2
Source program
DG I COBOL 3.1.1 , 3.2 , 3.3
RM/COBOL 4.1