+2008-11-25 Akim Demaille <demaille@gostai.com>
+
+ Get rid of yyrhs and yyprhs in glr.c.
+ * data/glr.c (yyrhs, yyprhs): Remove.
+ Instead, use the state stack and yystos.
+
+2008-11-25 Akim Demaille <demaille@gostai.com>
+
+ Flag glr tests.
+ * tests/local.at (_AT_BISON_OPTION_PUSHDEFS): If glr, declare it
+ as an Autotest keyword.
+
+2008-11-25 Akim Demaille <demaille@gostai.com>
+
+ Prefer TESTSUITE_FLAGS.
+ TESTSUITEFLAGS is barely readable.
+
+ * tests/local.mk (TESTSUITE_FLAGS): Default to $(TESTSUITEFLAGS)
+ for backward compatibility.
+ Use the former instead of the latter.
+
+2008-11-25 Akim Demaille <demaille@gostai.com>
+
+ Get rid of yyrhs and yyprhs in larl1.java.
+ * data/lalr1.java (yyrhs_, yyprhs_): Remove.
+ (yy_reduce_print): Rather, use yystos_ and the state stack.
+
+2008-11-25 Akim Demaille <demaille@gostai.com>
+
+ Formatting changes.
+
+2008-11-25 Akim Demaille <demaille@gostai.com>
+
+ Get rid of yyrhs and yyprhs in yacc.c.
+ They were used to get the symbol types, given a rule number, when
+ displaying the top of the stack before a reduction. But the symbol type
+ is available from the state stack. This has two be benefits: two tables
+ less in the parser (making it smaller), and a more consistent use of the
+ three stacks which will help to fuse them.
+
+ * data/yacc.c (yyprhs, yyrhs): Remove.
+ (YY_REDUCE_PRINT): Pass yyssp to yy_reduce_print.
+ (yy_reduce_print): Take yyssp as argument.
+ Use it, together with yystos, to get the symbol type.
+ * tests/regression.at (Web2c Report): Remove these tables from the
+ expected output.
+
+2008-11-25 Akim Demaille <demaille@gostai.com>
+
+ b4_tables_map.
+ The point is to factor the generation of the tables across skeletons.
+ This is language dependant.
+
+ * data/c.m4 (b4_comment_): New.
+ Should be usable to define how to generate tables independently of
+ the language.
+ (b4_c_comment): New.
+ (b4_comment): Bounce to b4_c_comment.
+ Now support $2 = [PREFIX] for indentation.
+ * data/lalr1.cc (b4_table_declare): Don't output a comment if
+ there is no comment.
+ Indent it properly when there is one.
+ Output the ending semicolon.
+ (b4_table_define): Space changes.
+ Output the ending semicolon.
+ (b4_tables_map): New.
+ Use it twice instead of declaring and defining the (integral)
+ tables by hand.
+
+2008-11-25 Akim Demaille <demaille@gostai.com>
+
+ b4_table_declare.
+ * data/lalr1.cc (b4_table_declare): New.
+ Use it to declare the tables defined with b4_table_define.
+ (b4_table_define): Declare a third arg to match b4_table_declare
+ signature.
+ Move all the comments around invocations of b4_table_define into
+ the invocations itselves.
+ Move things around to have the order for declarations and
+ definitions.
+
+2008-11-25 Akim Demaille <demaille@gostai.com>
+
+ Formatting changes.
+ * data/lalr1.java: here.
+
+2008-11-25 Akim Demaille <demaille@gostai.com>
+
+ b4_args is more general than only C++.
+ * data/lalr1.cc (b4_args, _b4_args): Move to...
+ * data/bison.m4: here.
+
+2008-11-21 Di-an Jan <dianj@freeshell.org>
+
+ Implement no-XXX arguments for --warnings, --report, --trace.
+ * src/getargs.c (flags_argmatch): Handles no-XXX.
+ Fix typo in doxygen comment.
+
+2008-11-21 Akim Demaille <demaille@gostai.com>
+
+ Display the changes in cross-options.texi.
+ * build-aux/cross-options.pl ($sep): New, to separate items.
+ * doc/local.mk ($(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/local.mk (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.
+
+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): From AT_FULL_COMPILE, 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): Extend to support an additional source file.
+
+2008-11-18 Akim Demaille <demaille@gostai.com>
+
+ More TODO.
+ * TODO: More short term issues.
+
+2008-11-18 Akim Demaille <demaille@gostai.com>
+
+ Regen.
+ * src/parse-gram.h, src/parse-gram.c: Regen.
+
+2008-11-18 Akim Demaille <demaille@gostai.com>
+
+ Use b4_subtract where possible.
+ * data/lalr1.cc (b4_subtract): Move to...
+ * data/bison.m4: here.
+ * data/glr.c (b4_rhs_data): Use it.
+ * data/yacc.c (b4_rhs_value, b4_rhs_location): Use it.
+
+2008-11-18 Akim Demaille <demaille@gostai.com>
+
+ Remove incorrect mode specification.
+ * data/glr.cc: Don't pretend it's C code.
+
+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 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.
+
+2008-11-17 Di-an Jan <dianj@freeshell.org>
+
+ Handles several --enable-gcc-warnings.
+ * src/getargs.c (command_line_location): Set parameters to void.
+ * src/output.c (symbol_type_name_cmp): Make static.
+ (symbols_by_type_name): Set parameters to void.
+ (symbol_definitions_output): Remove unused parameter. Rename as...
+ (prepare_symbol_definitions): this.
+ (muscles_output): Move symbol_definitions_output to...
+ (output): here as prepare_symbol_definitions.
+ * tests/c++.at (AT_CHECK_VARIANTS): Remove unused parameters of main.
+ (AT_CHECK_NAMESPACE): Make unused parameter lloc unnamed.
+
+2008-11-17 Di-an Jan <dianj@freeshell.org>
+
+ * tests/c++.at (AT_CHECK_VARIANTS): Fixes tests 198-202.
+ Use AT_DATA_GRAMMAR instead of AT_DATA for compiled tests.
+
+2008-11-16 Akim Demaille <demaille@gostai.com>
+
+ Add missing $(EXEEXT).
+ * doc/local.mk ($(CROSS_OPTIONS_TEXI)): The target is
+ "src/bison$(EXEEXT)".
+ Reported by Di-an Jan.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ * TODO: Update.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Formatting changes.
+ * tests/input.at: here.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Remove duplicate header inclusion.
+ * src/LR0.c: here.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ * src/parse-gram.h, src/parse-gram.c: Regen.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Support parametric types.
+
+ There are two issues to handle: first scanning nested angle
+ bracket pairs to support types such as std::pair< std::string,
+ std::list<std::string> > >.
+
+ Another issue is to address idiosyncracies of C++: do not glue two
+ closing angle brackets together (otherwise it's operator>>), and
+ avoid sticking blindly a TYPE to the opening <, as it can result
+ in '<:' which is a digraph for '['.
+
+ * src/scan-gram.l (brace_level): Rename as...
+ (nesting): this.
+ (SC_TAG): New.
+ Implement support for complex tags.
+ (tag): Accept
+ , but not <.
+ * data/lalr1.cc (b4_symbol_value, b4_symbol_value_template)
+ (b4_symbol_variant): Leave space around types as parameters.
+ * examples/variant.yy: Use nested template types and leading ::.
+ * src/parse-gram.y (TYPE, TYPE_TAG_ANY, TYPE_TAG_NONE, type.opt):
+ Rename as...
+ (TAG, TAG_ANY, TAG_NONE, tag.opt): these.
+ * tests/c++.at: Test parametric types.
+
+2008-11-15 Akim Demaille <akim@betelgeuse.gostai.ensta.fr>
+
+ Test token.prefix.
+ This is not sufficient, but we test at least that the make_SYMBOL
+ interface is not affected by token.prefix. A more general test
+ will be implemented when the support of token.prefix is generalized
+ to more skeletons.
+
+ * tests/c++.at: One more variant test, using token.prefix.
+
+2008-11-15 Akim Demaille <akim@betelgeuse.gostai.ensta.fr>
+
+ Test the make_TOKEN interface.
+ * tests/c++.at (AT_CHECK_VARIANTS): Require and use locations.
+ Factor the common code in yylex.
+ Use it to test "%define lex_symbol".
+
+2008-11-15 Akim Demaille <akim@betelgeuse.gostai.ensta.fr>
+
+ Formatting change.
+
+2008-11-15 Akim Demaille <akim@betelgeuse.gostai.ensta.fr>
+
+ Simplify code for variants bench marks.
+ * etc/bench.pl.in (&generate_grammar_list): Define and use
+ location_type.
+ Factor the common code in yylex.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Better error message.
+ * bootstrap (find_tool): Fix the error message.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Update variant.yy to newest interface.
+ * examples/variant.yy: Define lex_symbol.
+ Adjust.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Don't use locations in variant.yy.
+ * examples/variant.yy: Adjust to not using locations.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Comment changes.
+ * data/local.mk, etc/local.mk, examples/local.mk: Use Automake
+ comments for the license.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Remove tests/Makefile.am.
+ * tests/Makefile.am: Rename as...
+ * tests/local.mk: this.
+ * Makefile.am, configure.ac: Adjust.
+ * Makefile.am (DISTCLEANFILES): Define.
+ (maintainer-check, maintainer-xml-check, maintainer-push-check):
+ Remove, we no longer need to bounce to the real targets.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Comment changes.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ djgpp/local.mk.
+ * Makefile.am (EXTRA_DIST): Move djgpp related part to...
+ * djgpp/local.mk: this new file.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Remove doc/Makefile.am.
+ * doc/Makefile.am: Rename as...
+ * doc/local.mk: this.
+ Adjust paths
+ * Makefile.am, configure.ac: Adjust.
+ * Makefile.am (MOSTLYCLEANFILES): New.
+ * src/local.mk: Adjust.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Move sc_tight_scope into maint.mk.
+ It does not work, and I don't know how it was supposed to work: it
+ seems to be looking for sources in the build tree. I just moved
+ it at a better place, fixing it is still required.
+
+ * src/local.mk (echo): Remove.
+ (sc_tight_scope): Move to...
+ * maint.mk: here.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Regen.
+ * src/parse-gram.h, src/parse-gram.h: Regen.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Remove src/Makefile.am.
+ * src/Makefile.am: Rename as...
+ * src/local.mk: this.
+ Prefix all the paths with src/.
+ (AUTOMAKE_OPTIONS): Build object files in the sub dirs.
+ (AM_CPPFLAGS): Find find in builddir/src.
+ (YACC): Move the flags into...
+ (AM_YFLAGS): here.
+ * maint.mk (sc_tight_scope): Disable.
+ It used to bounce to the version in src/Makefile.am which is now
+ part of this very Makefile.
+ * Makefile.am, configure.ac: Adjust.
+ * src/scan-code-c.c, src/scan-code.l: We can no longer rely on
+ include "..." to find files "here": we are no longer in src/, so
+ qualify the includes with src/.
+ * doc/Makefile.am (PREPATH): No longer include the top_builddir
+ prefix.
+ (.x.1): Adjust to be able to create src/foo from the top level
+ Makefile, instead of going bounce to src/Makefile the creation of
+ foo.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Remove useless variable.
+ * doc/Makefile.am (srcsrcdir): Remove.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Remove data/Makefile.am.
+ * data/Makefile.am: Rename as...
+ * data/local.mk: this.
+ Adjust paths.
+ * Makefile.am, configure.ac: Adjust.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Remove etc/Makefile.am.
+ * etc/Makefile.am: Rename as...
+ * etc/local.mk: this.
+ Adjust.
+ * Makefile.am, configure.ac: Adjust.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Remove examples/local.mk.
+ examples/calc++/Makefile.am might be interesting to keep as is, since
+ it is an example in itself.
+
+ * examples/Makefile.am: Rename as...
+ * examples/local.mk: this.
+ Adjust.
+ * Makefile.am, configure.ac: Adjust.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Remove build-aux/Makefile.am.
+ Recursive Makefiles are really way too slow, let's get rid of some of
+ them.
+
+ * build-aux/Makefile.am: Rename as...
+ * build-aux/local.mk: this.
+ Adjust paths.
+ * Makefile.am, configure.ac: Adjust.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Provide convenience constructors for locations and positions.
+ * data/location.cc (position::position): Accept file, line and
+ column as arguments with default values.
+ Always qualify initial line and column literals as unsigned.
+ (location::location): Provide convenience constructors.
+
+2008-11-15 Akim Demaille <demaille@gostai.com>
+
+ Instead of using make_symbol<TOK_FOO>, generate make_FOO for each
+ token type.
+ Using template buys us nothing, and makes it uselessly complex to
+ construct a symbol. Besides, it could not be generalized to other
+ languages, while make_FOO would work in C/Java etc.
+
+ * data/lalr1.cc (b4_symbol_): New.
+ (b4_symbol): Use it.
+ (b4_symbol_constructor_declaration_)
+ (b4_symbol_constructor_definition_): Instead of generating
+ specializations of an overloaded template function, just generate
+ several functions whose names are forged from the token names
+ without the token.prefix.
+ (b4_symbol_constructor_declarations): Generate them for all the
+ symbols, not just by class of symbol type, now that instead of
+ specializing a function template by the token, we generate a
+ function named after the token.
+ (b4_symbol_constructor_specialization_)
+ (b4_symbol_constructor_specializations): Remove.
+ * etc/bench.pl.in: Adjust to this new API.
+
+2008-11-13 Akim Demaille <demaille@gostai.com>
+
+ %define token.prefix.
+ Provide a means to add a prefix to the name of the tokens as
+ output in the generated files. Because of name clashes, it is
+ good to have such a prefix such as TOK_ that protects from names
+ such as EOF, FILE etc. But it clutters the grammar itself.
+
+ * data/bison.m4 (token.prefix): Empty by default.
+ * data/c.m4 (b4_token_enum, b4_token_define): Use it.
+ * data/lalr1.cc (b4_symbol): Ditto.
+
+2008-11-13 Akim Demaille <demaille@gostai.com>
+
+ Compute at M4 time some of the subtractions.
+ * data/lalr1.cc (b4_subtract): New.
+ (b4_rhs_data): Use it.
+
+2008-11-13 Akim Demaille <demaille@gostai.com>
+
+ symbol::token.
+ This allows the user to get the type of a token returned by yylex.
+
+ * data/lalr1.cc (symbol::token): New.
+ (yytoknum_): Define when %define lex_symbol, independently of
+ %debug.
+ (yytoken_number_): Move into...
+ (symbol::token): here, since that's the only use.
+ The other one is YYPRINT which was not officially supported
+ by lalr1.cc, and anyway it did not work since YYPRINT uses this
+ array under a different name (yytoknum).
+
+2008-11-13 Akim Demaille <demaille@gostai.com>
+
+ YYERRCODE.
+ * TODO (YYERRCODE): Mention the case of $undef.
+
+2008-11-13 Akim Demaille <demaille@gostai.com>
+
+ TODO: YYPRINT.
+ * TODO (YYPRINT): New.
+
+2008-11-13 Akim Demaille <demaille@gostai.com>
+
+ Comment changes.
+ * data/lalr1.cc, data/yacc.c: Fix the description of the
+ yytranslate and yytoknum tables.
+
+2008-11-13 Akim Demaille <demaille@gostai.com>
+
+ Define make_symbol in the header.
+ To reach good performances these functions should be inlined (yet
+ this is to measure precisely). To this end they must be available
+ to the caller.
+
+ * data/lalr1.cc (b4_symbol_constructor_definition_): Qualify
+ location_type with the class name.
+ Since will now be output in the header, declare "inline".
+ No longer use b4_symbol_constructor_specializations, but
+ b4_symbol_constructor_definitions in the header.
+ Don't call it in the *.cc file.
+