Modula-2 R10

parser snapshot: added notification based error reporting function (work in progress) _REFERENCE_COMPILER/m2_parser.c (30 lines added, 5 lines removed)

added use of notification handler in lexer _REFERENCE_COMPILER/m2_lexer.c (119 lines added, 92 lines removed) _REFERENCE_COMPILER/m2_parser.c (1 lines added, 1 lines removed) _REFERENCE_COMPILER/m2_lexer.h (8 lines added, 1 lines removed)

undo accidental removal of documentation tags in file header _REFERENCE_COMPILER/m2_notifications.h (6 lines added, 6 lines removed)

modified notification handler signature _REFERENCE_COMPILER/m2_notifications.h (46 lines added, 14 lines removed)

parser snapshot: added allocation/deallocation of lexer object _REFERENCE_COMPILER/m2_parser.c (17 lines added, 2 lines removed) _REFERENCE_COMPILER/m2_parser.h (5 lines added, 2 lines removed)

parser snapshot: minor edits _REFERENCE_COMPILER/m2_parser.c (113 lines added, 59 lines removed)

parser snapshot: updated interface _REFERENCE_COMPILER/m2_parser.h (12 lines added, 7 lines removed)

parser snapshot: clarified narrative for match functions _REFERENCE_COMPILER/m2_parser.c (11 lines added, 11 lines removed)

parser snapshot: updated tokenset variable declarations _REFERENCE_COMPILER/m2_parser.c (174 lines added, 106 lines removed)

parser snapshot: amended productions following grammar modification _REFERENCE_COMPILER/m2_parser.c (1032 lines added, 719 lines removed)