+2009-04-20 Akim Demaille <demaille@gostai.com>
+
+ variables: accept dashes.
+ * src/scan-gram.l ({id}): Also accept dashes after the initial
+ letter.
+ ({directive}): Use {id}.
+ * src/parse-gram.y: Comment and formatting changes.
+ * doc/bison.texinfo (Symbols): Adjust the lexical definitions of
+ symbols.
+ * src/complain.h, src/complain.c (yacc_at): New.
+ * src/symtab.c (symbol_new): Use yacc_at to report inappropriate
+ symbol names.
+ * src/output.c (token_definitions_output): Do not #define token
+ names with dashes.
+
+2009-04-24 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Clean up recent patches a little.
+ Reported by Akim Demaille.
+ * doc/bison.texinfo (Understanding): Fix typos.
+ * src/print.c (print_reductions): Don't use negated variable.
+
+2009-04-24 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ List accepted values for a %define enum variable with an invalid value.
+ Suggested by Akim Demaille at
+ <http://lists.gnu.org/archive/html/bison-patches/2009-04/msg00082.html>.
+ * data/bison.m4 (_b4_percent_define_check_values): Implement.
+ * src/muscle_tab.c (muscle_percent_define_check_values): Implement.
+ * tests/input.at (%define lr.default_reductions invalid values): Merge
+ into...
+ (%define enum variables): ... here, and update output.
+
+2009-04-23 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Rename "default rule" to "default reduction".
+ This includes changing variable names in code, changing
+ comments, and renaming %define lr.default_rules to %define
+ lr.default_reductions.
+ * NEWS (2.5): Update IELR documentation.
+ * data/glr.c, data/lalr1.cc, data/lalr1.java, data/yacc.c:
+ Adjust YYDEFACT and yydefact_ documentation.
+ * doc/bison.texinfo (Decl Summary): Adjust lr.default_reductions
+ and lr.type documentation. Make some other wording
+ improvements.
+ (Glossary): Adjust cross-references and Default Reduction
+ definition.
+ * src/lalr.c (state_lookahead_tokens_count): Adjust code.
+ Remove a confusing comment pointed out by Akim Demaille.
+ (initialize_LA): Adjust code.
+ * src/print-xml.c (print_reductions): Adjust code.
+ * src/print.c (print_reductions): Adjust code.
+ * src/reader.c (reader): Adjust code.
+ * src/tables.c (action_row): Adjust code.
+ (token_actions): Adjust code.
+ * src/tables.h: Adjust YYDEFACT documentation.
+ * tests/input.at (%define lr.default_rules invalid values):
+ Rename test group to...
+ (%define lr.default_reductions invalid values): ... this, and
+ update grammar file and expected output.
+ * tests/reduce.at (AT_TEST_LR_DEFAULT_RULES): Rename to...
+ (AT_TEST_LR_DEFAULT_REDUCTIONS): ... this, and update.
+
+2009-04-21 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Document %define lr.type and lr.default_rules.
+ * NEWS (2.5): Add an entry.
+ * src/getargs.c (usage): Mention IELR(1) and canonical LR(1)
+ besides just LALR(1) and GLR(1).
+ * doc/bison.texinfo (Introduction): Likewise.
+ (Language and Grammar): Bison is no longer limited to LALR(1)
+ restrictions.
+ (GLR parsing): Say deterministic or LR(1) rather than LALR(1)
+ when trying to distinguish from GLR. Talk about LR(1) grammars
+ rather than LALR(1) grammars.
+ (Decl Summary): In %define api.push_pull entry, say it applies
+ to deterministic parsers in C rather than LALR(1) parsers in C.
+ Add lr.default_rules entry.
+ Add lr.type entry.
+ (Mystery Conflicts): Bison is no longer limited to LALR(1)
+ restrictions.
+ (Generalized LR Parsing): Same changes as for the previous GLR
+ section.
+ (Memory Management): Say deterministic rather than LALR(1).
+ (Understanding): Correct some bison output.
+ Index discussion of "accepting state".
+ Say deterministic rather than LALR(1).
+ (Bison Options): In --yacc entry, say deterministic rather than
+ LALR(1).
+ In --report, --graph, and --xml entries, just don't mention
+ LALR(1).
+ (C++ Parsers): Say deterministic rather than LALR(1).
+ (Table of Symbols): Likewise in YYSTACK_USE_ALLOCA entry.
+ (Glossary): Add Accepting State, Consistent State, Default Rule,
+ and IELR(1) definitions.
+ In Generalized LR (GLR) definition, make same changes as in
+ previous GLR sections.
+ In LALR(1) definition, say Bison uses LALR(1) by default rather
+ than implying Bison is limited to LALR(1).
+ (LocalWords): Add IELR.
+
+2009-04-21 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Finish implementing %define lr.type.
+ Its value can be "LALR", "IELR", or "canonical LR".
+ * lib/timevar.def (TV_IELR_PHASE1): New var.
+ (TV_IELR_PHASE2): New var.
+ (TV_IELR_PHASE3): New var.
+ (TV_IELR_PHASE4): New var.
+ * src/Makefile.am (bison_SOURCES): Add AnnotationList.c,
+ AnnotationList.h, InadequacyList.c, InadequacyList.h, Sbitset.c,
+ Sbitset.h, ielr.h, and ielr.c.
+ * src/getargs.h, src/getargs.c (enum trace, trace_args,
+ trace_types): Add trace_ielr.
+ * src/lalr.h, src/lalr.c (ngotos): Export it.
+ (F): Rename to...
+ (goto_follows): ... this, update all uses, and export it.
+ (set_goto_map): Export it.
+ (map_goto): Export it.
+ (compute_lookahead_tokens): Don't free goto_follows yet. Now
+ handled in ielr.
+ (initialize_LA): Export it. Move lookback allocation to...
+ (lalr): ... here because, for canonical LR, initialize_LA must
+ be invoked but lookback and much of the rest of LALR isn't
+ needed.
+ * main.c (main): Instead of lalr, invoke ielr, which invokes
+ lalr.
+ * src/reader.c (reader): Default lr.type to "LALR".
+ Default lr.default_rules to "accepting" if lr.type is "canonical
+ LR". Leave the default as "all" otherwise.
+ Check for a valid lr.type value.
+ * src/state.h, src/state.c (struct state_list): Add state_list
+ member.
+ (state_new): Initialize state_list member to NULL.
+ (state_new_isocore): New function, exported.
+ * tests/existing.at (AT_TEST_EXISTING_GRAMMAR): New macro that
+ exercises all values of lr.type.
+ (GNU AWK Grammar): Rename test group to...
+ (GNU AWK 3.1.0 Grammar): ... this, and extend to use
+ AT_TEST_EXISTING_GRAMMAR.
+ (GNU Cim Grammar): Extend to use AT_TEST_EXISTING_GRAMMAR.
+ (GNU pic Grammar): Rename test group to...
+ (GNU pic (Groff 1.18.1) Grammar): ... this, and extend to use
+ AT_TEST_EXISTING_GRAMMAR.
+ * tests/reduce.at (AT_TEST_LR_TYPE): New macro that exercises
+ all values of lr.type.
+ (Single State Split): New test groups using AT_TEST_LR_TYPE.
+ (Lane Split): Likewise.
+ (Complex Lane Split): Likewise.
+ (Split During Added Lookahead Propagation): Likewise.
+
+2009-04-21 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Add new files for IELR and canonical LR implementation.
+ * src/AnnotationList.c: New.
+ * src/AnnotationList.h: New.
+ * src/InadequacyList.c: New.
+ * src/InadequacyList.h: New.
+ * src/Sbitset.c: New.
+ * src/Sbitset.h: New.
+ * src/ielr.c: New.
+ * src/ielr.h: New.
+
+2009-04-20 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Implement %define lr.default_rules.
+ Its value describes the states that are permitted to contain
+ default rules: "all", "consistent", or "accepting".
+ * src/reader.c (reader): Default lr.default_rules to "all".
+ Check for a valid lr.default_rules value.
+ * src/lalr.c (state_lookahead_tokens_count): If lr.default_rules
+ is "accepting", then only mark the accepting state as
+ consistent.
+ (initialize_LA): Tell state_lookahead_tokens_count whether
+ lr.default_rules is "accepting".
+ * src/tables.c (action_row): If lr.default_rules is not "all",
+ then disable default rules in inconsistent states.
+ * src/print.c (print_reductions): Use this opportunity to
+ perform some assertions about whether lr.default_rules was
+ obeyed correctly.
+ * tests/local.at (AT_TEST_TABLES_AND_PARSE): New macro that
+ helps with checking the parser tables for a grammar.
+ * tests/input.at (%define lr.default_rules invalid values): New
+ test group.
+ * tests/reduce.at (AT_TEST_LR_DEFAULT_RULES): New macro using
+ AT_TEST_TABLES_AND_PARSE.
+ (`no %define lr.default_rules'): New test group generated by
+ AT_TEST_LR_DEFAULT_RULES.
+ (`%define lr.default_rules "all"'): Likewise.
+ (`%define lr.default_rules "consistent"'): Likewise.
+ (`%define lr.default_rules "accepting"'): Likewise.
+
+2009-04-20 Akim Demaille <demaille@gostai.com>
+
+ Consistently refer to Yacc, not YACC.
+ * src/getargs.c (usage, warnings_args): s/YACC/Yacc/.
+
+2009-04-17 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Pacify make maintainer-check-posix.
+ * tests/input.at (%define, --define): Move bison command-line
+ options before grammar file name.
+
+2009-04-04 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Document semicolon warnings.
+ * NEWS (2.5): Here.
+
+2008-12-08 Akim Demaille <demaille@gostai.com>
+
+ Fix portability issue in the test suite.
+ * tests/local.at (AT_MATCHES_CHECK): New.
+ Based on Perl instead of Sed. Sed has too many portability
+ pitfalls, not ever Sed is GNU Sed.
+ * tests/actions.at (Fix user actions without a trailing semicolon):
+ Use it.
+
+2008-12-07 Di-an Jan <dianj@freeshell.org>
+
+ Implement the FIXME that ends an user action with a semicolon
+ if it seems necessary.
+ * src/scan-code.l (flex rules section): Flag cpp directive from
+ any `#' to the first unescaped end-of-line. Semicolon is not
+ needed after `;', `{', '}', or cpp directives and is needed after
+ any other token (whitespaces and comments have no effect).
+ * tests/actions.at (Fix user actions without a trailing semicolon):
+ New test.
+ * tests/input.at (AT_CHECK_UNUSED_VALUES): Add semicolons to
+ to make user actions complete statements.
+ Adjust column numbers in error messages.
+ * tests/regression.at (Fix user actions without a trailing semicolon):
+ Remove. Covered by new test.
+
+2009-04-14 Akim Demaille <demaille@gostai.com>
+
+ doc: minor fixes.
+ * doc/bison.texinfo (Decl Summary): Fix entry about %debug.
+ (Table of Symbols): Remove duplicate entry for %debug.
+
+2009-04-10 Eric Blake <ebb9@byu.net>
+
+ submodules: update to latest
+ * submodules/autoconf: Use latest upstream Autoconf.
+
+2009-04-06 Eric Blake <ebb9@byu.net>
+
+ Work around autoconf 2.63b bug in testsuite.
+ * tests/output.at (AT_CHECK_OUTPUT_FILE_NAME): Avoid tripping
+ autoconf bug related to # in test.
+
+2009-04-06 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ * NEWS (2.5): Describe new -D/--define feature.
+
+2008-11-10 Akim Demaille <demaille@gostai.com>
+
+ --trace=muscles
+ * src/getargs.h, src/getargs.c (trace_muscle): New.
+ (trace_types, trace_args): Support it.
+ * src/output.c (output_skeleton): Use it.
+
+2008-11-10 Akim Demaille <demaille@gostai.com>
+
+ muscles_output.
+ * src/output.c (muscles_output): New, extracted from...
+ (output_skeleton): here.
+ Adjust.
+
+2008-11-21 Akim Demaille <demaille@gostai.com>
+
+ Display the changes in cross-options.texi.
+ * build-aux/cross-options.pl ($sep): New, to separate items.
+ * doc/Makefile.am ($(srcdir)/cross-options.texi): Use diff to display
+ the changes.
+
+2008-11-20 Di-an Jan <dianj@freeshell.org>
+
+ Improves options in the manual.
+ * doc/bison.texinfo (-g, -x): Add space before argument.
+ (Option Cross Key): Implement FIXME: listing directives also.
+ * build-aux/cross-options.pl: Read from <STDIN> rather than <>.
+ (Short Option): Special case -d. Put arguments inside @option.
+ (Bison Directive): Add column, automatically extracted from
+ src/scan-gram.l (actual name passed as the first argument)
+ with special case for %define.
+ * doc/Makefile.am (doc/cross-options.texi): Pass src/scan-gram.l
+ to build-aux/cross-options.pl.
+ * src/getargs.c (usage): Document limitations of cross-options.pl.
+ * src/scan-gram.l: Likewise.
+
+2009-02-25 Akim Demaille <demaille@gostai.com>
+
+ Copyright years.
+ * data/glr.c: Add 2007 and 2008 here, consistenly with the comments.
+
+2008-12-08 Akim Demaille <demaille@gostai.com>
+
+ Install autoconf as a submodule to get m4sugar.
+ * .gitmodules: Add submodules/autoconf.
+ * data/m4sugar/foreach.m4, data/m4sugar/m4sugar.m4: Now links into
+ submodules/autoconf.
+
+2008-11-17 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Simplify last patch slightly.
+ * src/getargs.c (getargs): Here.
+
+2008-11-17 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Fix last warning from --enable-gcc-warnings.
+ * src/getargs.c (getargs): Don't assign const address to non-const
+ pointer.
+
+2008-11-17 Di-an Jan <dianj@freeshell.org>
+
+ Handle --enable-gcc-warnings.
+ * src/getargs.c (command_line_location): Set parameters to void.
+
+2008-11-11 Akim Demaille <demaille@gostai.com>
+
+ AT_FULL_COMPILE.
+ * tests/actions.at, tests/regression.at: Use it.
+
+2008-11-07 Akim Demaille <demaille@gostai.com>
+
+ Pass command line location to skeleton_arg and language_argmatch.
+ * src/getargs.h, src/getargs.c (skeleton_arg, language_argmatch):
+ The location argument is now mandatory.
+ Adjust all dependencies.
+ (getargs): Use command_line_location.
+
+2008-11-07 Akim Demaille <demaille@gostai.com>
+
+ -D, --define.
+ * src/getargs.c (usage): Document -D.
+ Fix help string for --locations.
+ (command_line_location): New.
+ (short_options, long_options, getargs): Support -D, --define.
+ (getargs): Move -d support at the right place.
+ * doc/bison.texinfo (Bison Options): Update.
+ * tests/input.at (%define, --define): New.
+
+2008-11-07 Akim Demaille <demaille@gostai.com>
+
+ Initialize the muscle table before parsing the command line.
+ * src/getargs.c (quotearg.h, muscle_tab.h): Include.
+ (getargs): Define file_name.
+ * src/main.c (main): Initialize muscle_tab before calling
+ getargs.
+ * src/muscle_tab.c (muscle_init): No longer define file_name, as
+ its value is not available yet.
+
+2008-11-09 Akim Demaille <demaille@gostai.com>
+
+ Require the generation of parse-gram.output.
+ * src/Makefile.am (YACC): Pass --report=all.
+
+2009-04-06 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ * NEWS (2.5): New stub.
+
+2009-04-06 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Fix options documentation.
+ * build-aux/cross-options.pl: As in --help output, write optional
+ arguments as [=ARG] not =[ARG].
+ * doc/bison.texinfo (Bison Options): Add -W/--warnings argument.
+
+2008-11-07 Akim Demaille <demaille@gostai.com>
+
+ Fix --help.
+ * src/getargs.c (usage): Fix help string for -W.
+
+2008-11-07 Akim Demaille <demaille@gostai.com>
+
+ Handle more general types of option arguments.
+ * build-aux/cross-options.pl: The argument ends at the first
+ space, not the first non-symbol character.
+ Use @var for each word appearing the argument description.
+
+2009-04-04 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Remove spurious initial empty lines.
+ * data/location.cc: End the @output lines with an @.
+
+2008-11-04 Akim Demaille <demaille@gostai.com>
+
+ Remove spurious initial empty lines.
+ * data/glr.c, data/glr.cc, data/lalr1.cc, data/lalr1.java,
+ * data/yacc.c: End the @output lines with an @.
+
+2009-04-04 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Replace BISON_PROG_GNU_M4 with Autoconf's AC_PROG_GNU_M4.
+ If the first m4 in $PATH is wrong, it keeps looking. Moreover, its
+ requirements for a correct m4 are stricter.
+ * m4/m4.m4: Replace with Autoconf 2.63's m4/m4.m4.
+ * configure.ac: Update to use AC_PROG_GNU_M4.
+ Reported by Eric Blake.
+
+2009-04-03 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Help with updating web manual.
+ * HACKING: Incorporate instructions from gnulib/doc/README.
+ * bootstrap.conf (gnulib_modules): Add gendocs.
+
+2009-04-03 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Fix strange %define locations for default values.
+ Reported by Akim Demaille at
+ <http://lists.gnu.org/archive/html/bug-bison/2007-12/msg00001.html>
+ and discussed again starting at
+ <http://lists.gnu.org/archive/html/bison-patches/2008-11/msg00102.html>.
+ * data/bison.m4 (b4_percent_define_default): Leave syncline blank
+ because location information is bogus.
+ Use angle brackets to delimit fake file name because square brackets
+ look like underexpanded m4. Choose a better fake file name.
+ Use negative line numbers.
+ * src/muscle_tab.c (muscle_percent_define_default): Likewise.
+ * src/location.c (location_print): If line for a boundary is negative,
+ only print that boundary's file name.
+ * src/location.h: Document that.
+ * tests/skeletons.at (%define Boolean variables: invalid skeleton
+ defaults): Update output.
+
+2008-11-07 Akim Demaille <demaille@gostai.com>
+
+ Locations without columns for command line arguments.
+ * src/location.c (location_print): Don't display negative columns.
+ * src/location.h: Document this.
+
+2009-02-03 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Add reminder about uploading public key to keys.gnupg.net.
+ * HACKING (Release Procedure): Here.
+
+2009-03-31 Akim Demaille <demaille@gostai.com>
+
+ bootstrap: --help to stdout.
+ * bootstrap (usage): Don't send --help to stderr.
+ Use a here doc instead of a long string.
+
+2009-03-31 Akim Demaille <demaille@gostai.com>
+
+ bootstrap: README-hacking no longer exists
+ * bootstrap (checkout_only_file): Set to HACKING.
+
+2009-03-26 Akim Demaille <demaille@gostai.com>
+
+ doc: merge HACKING and README-hacking.
+ Two files is confusing.
+ Reported by Alexandre Duret-Lutz.
+
+ * README-hacking: Merge into...
+ * HACKING (Working from the repository): here.
+
+2009-03-26 Akim Demaille <demaille@gostai.com>
+
+ doc: update README-hacking.
+ * README-hacking: We now use git and git submodules.
+ Reported by Ralf Wildenhues and Alexandre Duret-Lutz.
+
+2009-03-26 Akim Demaille <demaille@gostai.com>
+
+ lalr1.cc: avoid GCC 4.3 warnings.
+ GCC 4.3 now warns about "a || b && c" and asks for explicit
+ parentheses.
+ Reported by Alexandre Duret-Lutz.
+ * data/location.cc: Update copyright years.
+ (Position::operator==): Use parens to make precedence explicit.
+ Compare lines and columns first, as they are more likely to be
+ different, and they are faster to compare.
+
+2009-03-26 Akim Demaille <demaille@gostai.com>
+
+ gnulib: update.
+ * gnulib: Update to latest.
+ * lib/Makefile.am (AM_CPPFLAGS): It is now defined by gnulib, so
+ use +=.
+
+2009-01-08 Akim Demaille <demaille@gostai.com>
+
+ Fix grep portability issues.
+ Grep on Solaris does not support -q.
+ Reported by Summum Bonum.
+
+ * NEWS: Add a stub for 2.4.2.
+ * THANKS: Add Summum Bonum.
+ * tests/atlocal.in (EGREP): New.
+ (CC, CXX, XSLTPROC): Make it possible to override them via
+ envvars.
+ * tests/java.at: Use $EGREP instead of egrep.
+ Use AT_CHECK's ignore instead of grep's -q.
+
+2008-12-11 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Version 2.4.1.
+ * NEWS: Set version and date.
+ * lib/Makefile.am: Update copyright year.
+ * tests/atlocal.in: Update copyright year.
+
+2008-12-11 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Semicolon feature removal is not about future language support.
+ * NEWS: The semicolon feature is no longer active for newer languages,
+ so don't claim that it causes trouble for them.
+
+2008-12-11 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ * gnulib: Update submodule to HEAD.
+
+2008-12-09 Akim Demaille <demaille@gostai.com>
+
+ Update data/README.
+ * data/README: Document glr.cc, lalr1.java, m4sugar and xslt.
+
+2008-12-05 Eric Blake <ebb9@byu.net>
+
+ Build testsuite with newer autoconf.
+ * tests/output.at (m4_expand): Don't override in newer autoconf,
+ where the underlying implementation changed.
+ * tests/cxx-type.at (_AT_RESOLVED_GLR_OUTPUT)
+ (_AT_RESOLVED_GLR_OUTPUT_WITH_LOC, _AT_AMBIG_GLR_OUTPUT)
+ (_AT_AMBIG_GLR_OUTPUT_WITH_LOC, _AT_GLR_STDERR)
+ (_AT_VERBOSE_GLR_STDERR): Expand to double-quoted strings,
+ since some of them contain unbalanced ')'.
+
+2008-11-19 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ * NEWS: Clarify a little.
+
+2008-11-19 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ * NEWS: Update for recent changes.
+
+2008-11-18 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Fix unexpanded macros in GLR defines file.
+ Reported by Csaba Raduly at
+ <http://lists.gnu.org/archive/html/bug-bison/2008-11/msg00048.html>.
+ * THANKS (Csaba Raduly): Add.
+ * data/glr.c: Fix overquoting on b4_prefix for yylval and yylloc.
+ * tests/calc.at (_AT_DATA_CALC_Y): If %defines is specified, generate
+ lexer in a separate module that includes the defines file.
+ (AT_CHECK_CALC): Use AT_FULL_COMPILE and request compilation of lexer
+ source.
+ * tests/local.at (_AT_BISON_OPTION_PUSHDEFS): Push AT_DEFINES_IF.
+ Adjust AT_LOC and AT_VAL to use AT_NAME_PREFIX.
+ (AT_BISON_OPTION_POPDEFS): Pop AT_DEFINES_IF.
+ (AT_DATA_SOURCE_PROLOGUE): New.
+ (AT_DATA_GRAMMAR_PROLOGUE): Use AT_DATA_SOURCE_PROLOGUE.
+ (AT_DATA_SOURCE): New.
+ (AT_FULL_COMPILE): New, copied from master branch and extended to
+ support an additional source file.
+
+2008-11-17 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Don't let maintainer-*-check targets force a version update.
+ * cfg.mk (_is-dist-target): Implement. maintainer-check* was already
+ handled.
+
+2008-11-17 Di-an Jan <dianj@freeshell.org>
+
+ * doc/bison.texinfo: Synchronize ``Detail Node Listing''.
+ Align menus. Adjust word wrapping. Use node names for menu names.
+ (Examples): Don't abbreviate node names.
+ (LocalWords): Remove abbreviations.
+ (Copying): Make description a sentence.
+ (Java Action Features): Remove period to match the rest of menu.
+
+2008-11-11 Paolo Bonzini <bonzini@gnu.org>
+
+ * bootstrap.conf: Replace m4/warning.m4 with warnings module.
+ * configure.ac: Adjust usage.
+ * lib/Makefile.am: Replace $(WARNING_CFLAGS) with $(WARN_CFLAGS).
+ * src/Makefile.am: Replace $(WARNING_CFLAGS) with $(WARN_CFLAGS).
+ * tests/atlocal.in: Replace $(WARNING_*FLAGS) with $(WARN_*FLAGS).
+
+2008-11-07 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Don't add a semicolon to actions for %skeleton or %language.
+ It breaks Java test cases as reported by Akim Demaille.
+ * src/scan-code.l: Implement.
+
+2008-11-07 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Clean up %skeleton and %language priority implementation.
+ * src/getargs.c (skeleton_prio): Use default_prio rather than 2, and
+ remove static qualifier because others will soon need to see it.
+ (language_prio): Likewise.
+ (getargs): Use command_line_prio rather than 0.
+ * src/getargs.h (command_line_prio, grammar_prio, default_prio): New
+ enum fields.
+ (skeleton_prio): Extern it.
+ (language_prio): Extern it.
+ * src/parse-gram.y: Use grammar_prio rather than 1.
+
+2008-11-04 Akim Demaille <demaille@gostai.com>
+
+ * NEWS: Mention the trailing semicolon in action.
+
+2008-11-04 Akim Demaille <demaille@gostai.com>
+
+ Reformat NEWS.
+ * NEWS: Use more outline-mode markup.
+ Suggested by Jim Meyering.
+
+2008-11-04 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Fix user actions without a trailing semicolon.
+ Reported by Sergei Steshenko at
+ <http://lists.gnu.org/archive/html/bug-bison/2008-11/msg00001.html>.
+ * THANKS (Sergei Steshenko): Add.
+ * src/scan-code.l (SC_RULE_ACTION): Fix it.
+ * tests/regression.at (Fix user actions without a trailing semicolon):
+ New test case.
+
+2008-11-02 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Initiate further development.
+ * NEWS: Create an empty section for new entries.
+ * gnulib: Update submodule to HEAD.
+
+2008-11-02 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ * NEWS: Version 2.4.
+
+2008-11-02 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Prepare for next release.
+ * NEWS: Briefly mention changes since 2.3b.
+ * README: Say GNU m4 1.4.6, which we've been requiring in release
+ announcements already, not 1.4.3, which breaks the build.
+
+2008-11-02 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Say %language is experimental.
+ We're thinking of extending it's effect on output file naming. See the
+ thread at
+ <http://lists.gnu.org/archive/html/bison-patches/2008-10/msg00003.html>.
+ * NEWS: Say it's experimental.
+ * doc/bison.texinfo (Decl Summary): Say it's experimental, and so don't
+ recommend it over %skeleton for now.
+ (Bison Options): Likewise.
+ (C++ Bison Interface): Use %skeleton not %language.
+ (Calc++ Parser): Use %skeleton not %language.
+ * src/getargs.c (usage): Say it's experimental.
+
+2008-11-01 Di-an Jan <dianj@freeshell.org>
+ Paolo Bonzini <bonzini@gnu.org>
+
+ Support all Java parser class modifiers.
+ * data/java.m4 (b4_percent_define_get3): New.
+ (b4_final_if, b4_strictfp_if): New.
+ * data/lalr1.java (final, strictfp, extends, implements): Support.
+ * doc/bison.texinfo (final, strictfp, extends, implements): Add
+ documentation.
+ * tests/java.at (AT_CHECK_JAVA_MINIMAL): New.
+ (AT_CHECK_JAVA_MINIMAL_W_LEXER): New.
+ (AT_CHECK_JAVA_GREP): New.
+ (Java parser class modifiers): New test.
+ (Java parser class extends and implements): New test.
+
+ Model exception propagation better with throws and lex_throws.
+ * data/java.m4 (b4_list2): New.
+ (throws): Change default.
+ * data/lalr1.java (yyaction): Add throws.
+ (parse): Add lex_throws in addition to throws.
+ * doc/bison.texinfo (throws, lex_throws): Add documentation.
+ * tests/java.at (Java throws specifications): New test.
+
+ Improve documentation for Java parsers.
+ * doc/bison.texinfo (Java Parsers): Add subsections.
+ Don't quote first argument of %define.
+ (Java Bison Interface): Document output files. Move documentation
+ of parser class and merge into Java Parser Interface. Document
+ features that error out. Document directives with no effect.
+ Move note about Javadoc higher.
+ (Java Semantic Values): Explicitly mention stype.
+ Document that generic types cannot be used.
+ (Java Location Values): Use @deftypeivar. Document constructors.
+ Correct return value for toString.
+ (Java Parser Interface): List undocumented constants/fields.
+ Move documentation of fields added by %parse-param closer to list
+ of members. Document that token names are added as fields.
+ Document constructors accurately. Remove error method.
+ (Java Scanner Interface): Move note on %pure-parser to Java Bison
+ Interface. Describe %code lexer and yylex accutately.
+ Remove documentation that does not match the code.
+ (Java Action Features): New.
+ (Java Differences): Add reference. Add item on semantic values.
+ Add note about @{ ... @}. Clarify %% epilogue placement.
+ (Java Declarations Summary): New.
+
+ Fix Java skeleton.
+ * data/java.m4 (b4_prefix): Correct quoting for m4_define_default.
+ (b4_remove_comma): Quote test argument.
+ (b4_identification): Remove "bison" field.
+ * tests/java.at (Java parser class and package names): New test.
+ (Java %parse-param and %lex-param): New test.
+ (Java stype, position_class and location_class): New test.
+
+2008-10-31 Di-an Jan <dianj@freeshell.org>
+
+ * data/lalr1.jave: Update copyright years.
+ (YYParser): Correct name of "generated from" file in Javadoc:
+ use b4_file_name instead of @ofile@.
+ (Location constructor): Correct Javadoc parameter name.
+ (yylloc): Add missing opening m4 quote after b4_location_if.
+ This removes a stray [ in the Javadoc of Lexer.getStartPos.
+ (Lexer.yyerror): Fix incorrect m4 and Javadoc.
+ (YYParser constructor): Correct Javadoc parameter name.
+
+2008-10-30 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Always put auxiliary code files in the same dir as other output files.
+ * src/files.c (compute_file_name_parts): When the user specifies
+ --output but not --file-prefix, extract the directory prefix from the
+ file prefix not from the grammar file name. This affects the location
+ of files like location.hh generated by the C++ skeleton. The includes
+ in the other output files require this fix.
+ * tests/output.at (AT_CHECK_OUTPUT): Automatically create directories
+ for expected output files.
+ (Output files): Add a test for the above.
+
+2008-10-29 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ * gnulib: Update submodule to HEAD.
+
+2008-10-28 Joel E. Denny <jdenny@ces.clemson.edu>
+
+ Update copyright year.
+ * src/files.c: Here.
+
+2008-10-28 Di-an Jan <dianj@freeshell.org> (tiny change)
+
+ Don't overwrite the input file.
+ * src/files.c (output_file_name_check): Fatal error if using input file
+ for output.
+ * tests/output.at: (AT_CHECK_CONFLICTING_OUTPUT): Add return status
+ argument.
+ (Conflicting output files): Add test.
+
+2008-10-28 Akim Demaille <demaille@gostai.com>
+
+ Space changes.
+ * data/lalr1.cc: Formatting changes.
+
+2008-10-28 Akim Demaille <demaille@gostai.com>
+
+ Don't define debugging functions when !YYDEBUG.
+ * data/lalr1.cc (debug_stream, set_debug_stream)
+ (debug_level_type, debug_level, set_debug_level): Don't
+ declare them when YYDEBUG is not defined.
+ The implementation are already YYDEBUG-aware.
+
+2008-10-28 Akim Demaille <demaille@gostai.com>
+
+ Prefer "continue" for empty loop bodies.
+ * etc/bench.pl.in: Use "continue" instead of {}.
+
+2008-10-28 Akim Demaille <demaille@gostai.com>
+
+ Space and comments changes.
+ * data/c++.m4, data/glr.c, data/lalr1.cc: Copyright year changes.
+ * data/c.m4, data/lalr1.cc: Space changes.
+
2008-10-28 Akim Demaille <demaille@gostai.com>
Make gnulib a submodule.
2008-08-29 Akim Demaille <demaille@gostai.com>
Clarify UPDATED use.
- * doc/bison.texinfo: It refers to the last edition of this file,
+ * doc/bison.texinfo: It refers to the last edition of this file,
not to the release date of Bison.
- Reported by Joel E. Denny.
+ Reported by Joel E. Denny.
2008-08-29 Akim Demaille <demaille@gostai.com>
2008-08-27 Akim Demaille <demaille@gostai.com>
Check yyerrok in calc.at.
- * tests/calc.at (calc.y): Use yyerrok on "( error )".
- (AT_CHECK_CALC): Add a check that ensures that yyerrok works as
- expected.
+ * tests/calc.at (calc.y): Use yyerrok on "( error )".
+ (AT_CHECK_CALC): Add a check that ensures that yyerrok works as
+ expected.
2008-08-27 Akim Demaille <demaille@gostai.com>
Support yyerrok in lalr1.cc.
YYBACKUP is still to import back into lalr1.cc.
- * data/lalr1.cc (yyerrork, yyclearin, YYRECOVERING): Define.
+ * data/lalr1.cc (yyerrork, yyclearin, YYRECOVERING): Define.
2008-08-26 Joel E. Denny <jdenny@ces.clemson.edu>
-----
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- 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
- Free Software Foundation, Inc.
+ 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
+ 2007, 2008, 2009 Free Software Foundation, Inc.
Copying and distribution of this file, with or without
modification, are permitted provided the copyright notice and this
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