These are the frame files for the version of Coco/R that produces Modula-2 assuming ISO I/O libraries will be available.
SCANNER.FRM is the "classic" scanner frame file. SCANNER2.FRM is a variant that handles small source files only SCANNERC.FRM is a scanner frame file that provides facilities for extracting
comments.
PARSER.FRM is the "classic" parser frame file COMPILER.FRM is a basic driver program frame file. COMPILER.GPM is a basic driver program frame file for GPM-PC.
These frame files can act as the basis for special purpose frame files. However, the overall structure and especially the sections marked --> must be preserved, unless Coco/R is itself modified.