+2001-12-22 Akim Demaille <akim@epita.fr>
+
+ * src/output.c (output_table_data): Change the prototype to use
+ `int' for array ranges: some invocations do pass an int, not a
+ short.
+ Reported by Wayne Green.
+
+2001-12-22 Akim Demaille <akim@epita.fr>
+
+ Some actions of web2c.y are improperly triggered.
+ Reported by Mike Castle.
+
+ * src/lalr.c (traverse): s/F (i)[k] = F (j)[k]/F (j)[k] = F (i)[k]/.
+ * tests/regression.at (Web2c): Rename as...
+ (Web2c Report): this.
+ (Web2c Actions): New.
+
+2001-12-22 Akim Demaille <akim@epita.fr>
+
+ Reductions in web2c.y are improperly reported.
+ Reported by Mike Castle.
+
+ * src/conflicts.c (print_reductions): Fix.
+ * tests/regression.at (Web2c): New.
+
+2001-12-18 Akim Demaille <akim@epita.fr>
+
+ Some host fail on `assert (!"foo")', which expands to
+ ((!"foo") ? (void)0 : __assert("!"foo."", __FILE__, __LINE__))
+ Reported by Nelson Beebee.
+
+ * src/output.c, src/vcg.c: Replace `assert (!"it succeeded")' with
+ `#define it_succeeded 0' and `assert (it_succeeded)'.
+
+2001-12-17 Marc Autret <autret_m@epita.fr>
+
+ * src/bison.simple: Don't hard code the skeleton line and filename.
+ * src/output.c (output_parser): Rename 'line' as 'output_line'.
+ New line counter 'skeleton_line' (skeleton-line muscle).
+
+2001-12-17 Paul Eggert <eggert@twinsun.com>
+
+ * NEWS, doc/bison.texinfo, doc/bison.1, doc/bison.rnh: Document that
+ YYDEBUG must be defined to a nonzero value.
+
+ * src/bison.simple (yytname): Do not assume that the user defines
+ YYDEBUG to a properly parenthesized expression.
+
+2001-12-17 Akim Demaille <akim@epita.fr>
+
+ * src/state.h (state_t): Rename lookaheads as lookaheadsp.
+ nlookaheads is a new member.
+ Adjust all users.
+ * src/lalr.h (nlookaheads): Remove this orphan declaration.
+ * src/lalr.c (initialize_lookaheads): Set nlookaheads for each
+ state.
+
+2001-12-17 Akim Demaille <akim@epita.fr>
+
+ * src/files.h, src/files.c (open_files, close_files): Remove.
+ * src/main.c (main): Don't open/close files, nor invoke lex_free,
+ let...
+ * src/reader.c (reader): Do it.
+
+2001-12-17 Akim Demaille <akim@epita.fr>
+
+ * src/conflicts.c (print_reductions): Formatting changes.
+
+2001-12-17 Akim Demaille <akim@epita.fr>
+
+ * src/conflicts.c (flush_shift): Also adjust lookaheadset.
+ (flush_reduce): New.
+ (resolve_sr_conflict): Adjust.
+
+2001-12-17 Akim Demaille <akim@epita.fr>
+
+ * src/output.c (output_obstack): Be static and rename as...
+ (format_obstack): this, to avoid any confusion with files.c's
+ output_obstack.
+ * src/reader.h (muscle_obstack): Move to...
+ * src/output.h: here, since it's defined in output.c.
+
+2001-12-17 Akim Demaille <akim@epita.fr>
+
+ * src/output.c (action_row, save_column, default_goto)
+ (sort_actions, matching_state, pack_vector): Better variable
+ locality.
+
+2001-12-17 Akim Demaille <akim@epita.fr>
+
+ * src/output.c: Various formatting changes.
+
+2001-12-17 Akim Demaille <akim@epita.fr>
+
+ * src/files.c (output_files): Free the output_obstack.
+ * src/main.c (main): Call print and print_graph conditionally.
+ * src/print.c (print): Work unconditionally.
+ * src/print_graph.c (print_graph): Work unconditionally.
+ * src/conflicts.c (log_resolution): Output only if verbose_flag.
+
+2001-12-16 Marc Autret <autret_m@epita.fr>
+
+ * src/output.c (actions_output): Fix. When we use %no-lines,
+ there is one less line per action.
+
+2001-12-16 Marc Autret <autret_m@epita.fr>
+
+ * src/bison.simple: Remove a useless #line directive.
+ s/#line %%line %%skeleton/#line %%line "%%parser-file-name"/'.
+ * src/output.c (get_lines_number): New.
+ (output_parser): Adjust, now takes care about the lines of a
+ output muscles.
+ Fix line numbering.
+ (actions_output): Computes the number of lines taken by actions.
+ (output_master_parser): Insert new skeleton which is the name of
+ the output parser file name.
+
+2001-12-15 Marc Autret <autret_m@epita.fr>
+
+ * src/bison.simple [YYERROR_VERBOSE]: Restore backward compatibility.
+
+2001-12-15 Marc Autret <autret_m@epita.fr>
+
+ * src/output.c (output_gram): Keep track of the hairy one.
+
+2001-12-15 Akim Demaille <akim@epita.fr>
+
+ Make `make distcheck' work.
+
+ * lib/Makefile.am (INCLUDES): Add top_srcdir/intl, since hash uses
+ system.h which uses libgettext.h.
+
+2001-12-15 Akim Demaille <akim@epita.fr>
+
+ * src/nullable.c (set_nullable): Useless rules must be skipped,
+ otherwise, since we range over their symbols, we might look at a
+ nonterminal which no longer ``exists'', i.e., it is not counted in
+ `nvars', hence we overflow our arrays.
+
+2001-12-15 Akim Demaille <akim@epita.fr>
+
+ The header can also be produced directly, without any obstack!
+ Yahoo!
+
+ * src/files.c, src/files.h (defines_obstack): Remove.
+ (compute_header_macro): Global.
+ (defines_obstack_save): Remove.
+ * src/reader.c (parse_union_decl): No longer output to
+ defines_obstack: its content can be found in the `stype' muscle
+ anyway.
+ (output_token_translations): Merge into...
+ (symbols_output): this.
+ Rename as...
+ (symbols_save): this.
+ (reader): Adjust.
+ * src/output.c (header_output): New.
+ (output): Call it.
+
+2001-12-15 Akim Demaille <akim@epita.fr>
+
+ * src/reader.c (parse_union_decl): Instead of handling two obstack
+ simultaneously, use one to define the `stype' muscle, and use the
+ value of the latter to fill defines_obstack.
+ (copy_comment): Remove.
+ (copy_comment2): Work for a single obstack.
+ Rename as...
+ (copy_comment): this.
+
+2001-12-15 Akim Demaille <akim@epita.fr>
+
+ * src/lex.c, src/lex.h (xgetc): No longer static.
+ * src/reader.c (parse_union_decl): Revamp.
+
+2001-12-15 Akim Demaille <akim@epita.fr>
+
+ Still making progress in separating Bison into (i) input, (ii)
+ process, (iii) output: now we can directly output the parser file
+ without using table_obstack at all.
+
+ * src/files.c, src/files.h (table_obstack): Bye bye.
+ (parser_file_name): New.
+ * src/files.c (compute_output_file_names): Compute it.
+ * src/output.c (actions_output, output_parser)
+ (output_master_parser): To a file instead of an obstack.
+
+2001-12-15 Akim Demaille <akim@epita.fr>
+
+ Attach actions to rules, instead of pre-outputting them to
+ actions_obstack.
+
+ * src/gram.h (rule_t): action and action_line are new members.
+ * src/reader.c (symbol_list): Likewise.
+ (copy_action): Save the actions within the rule.
+ (packgram): Save them in rule_table.
+ * src/output.c (actions_output): New.
+ (output_parser): Use it on `%%actions'.
+ (output_rule_data): Don't free rule_table.
+ (output): Do it.
+ (prepare): Don't save the `action' muscle.
+ * src/bison.simple: s/%%action/%%actions/.
+
+2001-12-15 Akim Demaille <akim@epita.fr>
+
+ * src/reader.c (copy_action): When --yacc, don't append a `;'
+ to the user action: let it fail if lacking.
+ Suggested by Arnold Robbins and Tom Tromey.
+
+2001-12-14 Akim Demaille <akim@epita.fr>
+
+ * src/lex.c (literalchar): Simply return the char you decoded, non
+ longer mess around with obstacks and int pointers.
+ Adjust all callers.
+
+2001-12-14 Akim Demaille <akim@epita.fr>
+
+ * src/lex.c (literalchar): Don't escape the special characters,
+ just decode them, and keep them as char (before, eol was output as
+ the 2 char string `\n' etc.).
+ * src/output.c (output_rule_data): Use quotearg to output the
+ token strings.
+
+2001-12-13 Paul Eggert <eggert@twinsun.com>
+
+ * src/bison.simple (YYSIZE_T, YYSTACK_ALLOC, YYSTACK_FREE):
+ Do not infringe on the global user namespace when using C++.
+ (YYFPRINTF, YYSTDERR): New macros, needed for the above.
+ All uses of `fprintf' and `stderr' changed.
+
+ * doc/bison.texinfo: Document YYFPRINTF, YYSTDERR.
+
+2001-12-13 Akim Demaille <akim@epita.fr>
+
+ The computation of nullable is broken: it doesn't handle empty
+ RHS's properly.
+
+ * tests/torture.at (GNU AWK Grammar): New.
+ * tests/sets.at (Nullable): New.
+ * src/nullable.c (set_nullable): Instead of blindly looping over
+ `ritems', loop over the rules, and then over their rhs's.
+
+ Work around Autotest bugs.
+
+ * src/warshall.c (bitmatrix_print): Don't use `+--+' as table
+ frame, because Autotest understand lines starting with a `+' as
+ traces from the shell. Then, they are not processed properly.
+ Admittedly an Autotest bug, but we don't have time to wait for
+ Autotest to catch up.
+ * tests/regression.at (Broken Closure): Adjust to the new table
+ frames.
+ Move to...
+ * tests/sets.at: here.
+
+2001-12-13 Akim Demaille <akim@epita.fr>
+
+ * src/closure.c (closure): Use nrules instead of playing tricks
+ with BITS_PER_WORD.
+
+2001-12-13 Akim Demaille <akim@epita.fr>
+
+ * src/print.c (print_actions): Output the handling of `$' as the
+ traces do: shifting the token EOF. Before EOF was treated as a
+ nonterminal.
+ * tests/regression.at: Adjust some tests.
+ * src/print_graph.c (print_core): Complete the set of items via
+ closure. The next-to-final and final states are still unsatisfying,
+ but that's to be addressed elsewhere.
+ No longer output the rule numbers, but do output the state number.
+ A single loop for the shifts + gotos is enough, but picked a
+ distinct color for each.
+ (print_graph): Initialize and finalize closure.
+
+2001-12-13 Akim Demaille <akim@epita.fr>
+
+ * src/reader.c (readgram): Remove dead code, an strip useless
+ braces.
+ (get_type): Remove, unused.
+
+2001-12-12 Akim Demaille <akim@epita.fr>
+
+ * src/complain.h, src/complain.c: Remove error_one_per_line, rely
+ on that of lib/error.c.
+
+2001-12-12 Akim Demaille <akim@epita.fr>
+
+ Some hosts don't like `/' in includes.
+
+ * src/system.h: Include libgettext.h without qualifying the path.
+ * src/Makefile.am (INCLUDES): Add $(top_srcdir)/intl, remove
+ $(top_srcdir).
+
+2001-12-11 Marc Autret <autret_m@epita.fr>
+
+ * src/output.c (output_parser): Remove useless muscle.
+
+2001-12-11 Marc Autret <autret_m@epita.fr>
+
+ * src/bison.simple: Remove #line just before %%epilogue. It
+ is now handled in ...
+ * src/reader.c (read_additionnal_code): Add the output of a
+ #line for the epilogue.
+
+2001-12-10 Marc Autret <autret_m@epita.fr>
+
+ * src/reader.c (copy_definition): Re-use CPP-outed code which
+ replace precedent remove.
+ * src/bison.simple: Remove #line before %%prologue because
+ %%input-line is wrong at this time.
+
+2001-12-10 Marc Autret <autret_m@epita.fr>
+
+ * src/reader.c (symbols_output): Clean up.
+ * src/output.c (output_gram, output): Clean up.
+
+2001-12-10 Akim Demaille <akim@epita.fr>
+
+ * src/lalr.c (initialize_lookaheads): New. Extracted from...
+ * src/LR0.c (set_state_table): here.
+ * src/lalr.c (lalr): Call it.
+
+2001-12-10 Akim Demaille <akim@epita.fr>
+
+ * src/state.h (shifts): Remove the `number' member: shifts are
+ attached to state, hence no longer need to be labelled with a
+ state number.
+
+2001-12-10 Akim Demaille <akim@epita.fr>
+
+ Now that states have a complete set of members, the linked list of
+ shifts is useless: just fill directly the state's shifts member.
+
+ * src/state.h (shifts): Remove the `next' member.
+ * src/LR0.c (first_state, last_state): Remove.
+ Adjust the callers.
+ (augment_automaton): Don't look for the shifts that must be added
+ a shift on EOF: it is those of the state we looked for! But now,
+ since shifts are attached, it is no longer needed to looking
+ merely by its id: its number.
+
+2001-12-10 Akim Demaille <akim@epita.fr>
+
+ * src/LR0.c (augment_automaton): Better variable locality.
+ Remove an impossible branch: if there is a state corresponding to
+ the start symbol being shifted, then there is shift for the start
+ symbol from the initial state.
+
+2001-12-10 Akim Demaille <akim@epita.fr>
+
+ * src/LR0.c (augment_automaton): Call `insert_eof_shifting_state'
+ only when appropriate: when insert_start_shifting_state' is not
+ invoked.
+ * tests/regression.at (Rule Line Numbers): Adjust.
+
+2001-12-10 Akim Demaille <akim@epita.fr>
+
+ * src/LR0.c (augment_automaton): Now that all states have shifts,
+ merge the two cases addition shifts to the initial state.
+