Rational Developer for System z
Enterprise COBOL for z/OS, Version 4.1, Compiler and Runtime Migration Guide


When moving from the VS COBOL II run time

Table 1 shows estimated complexity ratings for conversions of specific program attributes.

Table 1. Complexity ratings for programs running under the VS COBOL II run time
Program attribute Complexity rating
OS/VS COBOL programs compiled with NORES running under VS COBOL II 0
VS COBOL II programs compiled with NORES running under VS COBOL II 0
Loading IGZERRE from an assembler driver 0
Use of IGZEOPT object module (for non-CICS applications) 1
ILC between VS COBOL II programs and PL/I programs, if you link-edit the programs using the PL/I migration tool. 1
CICS online 2
Relies on behavior of RTEREUS runtime option 2
Use of IGZEOPT object module (for CICS applications) 2
Called by assembler routine with a LOAD and Branch 2
ISPF program 3
Use of IGZETUN object module 3
Compiled with NORES and specifies MIXRES runtime option 4
IMS online 4
ILC between VS COBOL II programs and C/370™ programs 4
ILC between VS COBOL II programs and PL/I programs 4
ILC with FORTRAN programs 4
Link-editing programs using IGZERRE with the assembler driver 4
Use of ILBOSTP0 with the assembler driver 4
Specifies MIXRES runtime option for OS/VS COBOL programs without using IGZBRDGE 6
Use of BLDL user exit 8
Assembler programs that do not follow normal save area conventions For details, see Determining requirements for calling and called assembler programs. 8
ILC between OS/VS COBOL programs and PL/I programs 8
Assembler program LINKs to a COBOL program when running under a reusable environment 9
Assembler programs that issue a STAE or SPIE 10
For additional details, see:

Terms of use | Feedback

This information center is powered by Eclipse technology. (http://www.eclipse.org)