(ritem_longest_rhs): Use it.
* src/gram.h (rule_t): `number' is a new member.
* src/reader.c (packgram): Set it.
* src/reduce.c (reduce_grammar_tables): Move the useless rules at
the end of `rules', and count them out of `nrules'.
(reduce_output, dump_grammar): Adjust.
* src/print.c (print_grammar): It is no longer needed to check for
the usefulness of a rule, as useless rules are beyond `nrules + 1'.
* tests/reduce.at (Reduced Automaton): New test.
* src/output.c (output_parser, output_master_parser): Remove, dead
code.
* src/output.h (get_lines_number, actions_output, guards_output)
(token_definitions_output): Prototype them.
* src/parse-skel.y: Add the license notice.
Include output.h and skeleton.h.
(process_skeleton): Returns void, and takes a single parameter.
* src/scan-skel.l: Add the license notice.
Include skeleton.h.
Don't use %option yylineno: it seems that then Flex imagines
REJECT has been used, and therefore it won't reallocate its
buffers (which makes no other sense to me than a bug). It results
in warnings for `unused: yy_flex_realloc'.
to guess if the generated parsers should have '.tab' in their
* src/Makefile.am (bison_SOURCES): Add scan-skel.l and
duplicates ntokens.
* src/bison.simple: Formatting/comment changes.
Use YYNTOKENS only, which is documented, but not YYNTBASE, which
is an undocumented synonym.
the source or/and the header output file extension.
* src/files.c (compute_base_names): Remove initialisation of
src_extension and header_extension.
(compute_exts_from_gf): Update.
(compute_exts_from_src): Update.
(output_files): Update.
* src/reader.c (parse_header_extension_decl): New.
(parse_source_extension_decl): New.
(read_declarations): New case statements for the new tokens.
* src/lex.c (percent_table): Add entries for %source_extension
and %header_extension.
* src/lex.h (token_e): New tokens tok_hdrext and tok_srcext.
