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Author SHA1 Message Date
Akim Demaille
92d7a23ace gnulib: update. 
* gnulib: Update to latest.
	* lib/.cvsignore, lib/.gitignore, m4/.cvsignore,
	* m4/.gitignore: Regen.
	* src/symtab.c (symbol_from_uniqstr, semantic_type_from_uniqstr):
	Call xalloc_die on hash_insert failures.
	Requested by the new __warn_unused_result__ attribute of
	hash_insert.
 2009-06-10 10:56:19 +02:00
Akim Demaille
12cf133f34 deterministic user-token-number redeclaration errors. 
Address nondeterminism reported by Joel E. Denny.
http://lists.gnu.org/archive/html/bison-patches/2009-05/msg00023.html

	* src/uniqstr.h: Comment changes.
	* src/location.h (boundary_cmp, location_cmp): New.
	* src/symtab.c (user_token_number_redeclaration): New.
	(symbol_translation): Use it.
	* tests/input.at (Numbered tokens): Adjust the expected output.
 2009-06-10 10:38:42 +02:00
Akim Demaille
796a2b0ab0 build: avoid ignored errors. 
* doc/local.mk ($(CROSS_OPTIONS_TEXI)): Don't generate ignored
	errors, they pollute the output.
 2009-05-25 17:03:47 +02:00
Joel E. Denny
0b6d43c52f Convert multiple variable definition warnings to complaints. 
* NEWS (2.5): Add a new entry for that change.
* doc/bison.texinfo (Decl Summary): Update %define entry.
(Bison Options): Update -D/--define/-F/--force-define entry.
* src/muscle-tab.c (muscle_percent_define_insert): Implement.
* src/muscle-tab.h (muscle_percent_define_insert): Update
comments.
* tests/input.at (`%define errors'): Update.
(`%define, --define, --force-define'): Update.
(cherry picked from commit e3a33f7c23)
 2009-05-23 02:37:22 -04:00
Joel E. Denny
e3a33f7c23 Convert multiple variable definition warnings to complaints. 
* NEWS (2.5): Add a new entry for that change.
* doc/bison.texinfo (Decl Summary): Update %define entry.
(Bison Options): Update -D/--define/-F/--force-define entry.
* src/muscle_tab.c (muscle_percent_define_insert): Implement.
* src/muscle_tab.h (muscle_percent_define_insert): Update
comments.
* tests/input.at (`%define errors'): Update.
(`%define, --define, --force-define'): Update.
 2009-05-23 02:27:11 -04:00
Joel E. Denny
de5ab9400a -F/--force-define and relative %define/-D/--define priorities. 
* NEWS (2.5): Add documentation to -D/--define entry.
* build-aux/cross-options.pl: Hard-code association of
--force-define with %define.
* doc/bison.texinfo (Decl Summary): In %define entry,
cross-reference command-line options.
(Bison Options): Add documentation to -D/--define entry.
(Option Cross Key): Widen column for --force-define row.
* src/getargs.c (usage): Document -F/--force-define.  Realign
options in output.
(short_options, long_options, getargs): Parse -F/--force-define,
and update muscle_percent_define_insert invocations.
* src/muscle-tab.h (muscle_percent_define_how): New enum type.
(muscle_percent_define_insert): Add argument with that type.
* src/muscle-tab.c (muscle_percent_define_insert): Implement
-F/--force-define behavior and priorities.
(muscle_percent_define_ensure): Update
muscle_percent_define_insert invocation.
* src/parse-gram.y (prologue_declaration): Update
muscle_percent_define_insert invocations.
* tests/input.at (`%define, --define'): Rename to...
(`%define, --define, --force-define'): ... this and extend.
(cherry picked from commit 34d4193815)

Conflicts:

	src/getargs.c
	src/parse-gram.c
	src/parse-gram.h
	src/parse-gram.y
 2009-05-23 00:24:30 -04:00
Joel E. Denny
f8e7258f7f Update some comments to make sense for -D. 
* data/bison.m4 (b4_check_user_names): In header comments, say
"user occurrence" instead of "grammar occurrence".
* src/muscle-tab.h (muscle_percent_define_insert): Likewise.
(muscle_percent_code_grow): Likewise just for consistency.
(cherry picked from commit 246c4efafe)

Conflicts:

	src/muscle-tab.h
 2009-05-23 00:00:02 -04:00
Joel E. Denny
34d4193815 -F/--force-define and relative %define/-D/--define priorities. 
* NEWS (2.5): Add documentation to -D/--define entry.
* build-aux/cross-options.pl: Hard-code association of
--force-define with %define.
* doc/bison.texinfo (Decl Summary): In %define entry,
cross-reference command-line options.
(Bison Options): Add documentation to -D/--define entry.
(Option Cross Key): Widen column for --force-define row.
* src/getargs.c (usage): Document -F/--force-define.  Realign
options in output.
(short_options, long_options, getargs): Parse -F/--force-define,
and update muscle_percent_define_insert invocation.
* src/muscle_tab.h (muscle_percent_define_how): New enum type.
(muscle_percent_define_insert): Add argument with that type.
* src/muscle_tab.c (muscle_percent_define_insert): Implement
-F/--force-define behavior and priorities.
* src/parse-gram.y (prologue_declaration): Update
muscle_percent_define_insert invocations.
* tests/input.at (`%define, --define'): Rename to...
(`%define, --define, --force-define'): ... this and extend.
 2009-05-22 23:37:35 -04:00
Joel E. Denny
246c4efafe Update some comments to make sense for -D. 
* data/bison.m4 (b4_check_user_names): In header comments, say
"user occurrence" instead of "grammar occurrence".
* src/muscle_tab.h (muscle_percent_define_insert): Likewise.
(muscle_percent_code_grow): Likewise just for consistency.
 2009-05-22 01:52:03 -04:00
Joel E. Denny
531683e74b * data/c++.m4: Update copyright year. 2009-05-22 01:47:38 -04:00
Joel E. Denny
b987342bab * data/c++.m4 (b4_namespace_close): Simplify slightly. 
(cherry picked from commit e7bfa8b721)
 2009-05-20 18:05:03 -04:00
Joel E. Denny
e7bfa8b721 * data/c++.m4 (b4_namespace_close): Simplify slightly. 2009-05-20 17:14:08 -04:00
Joel E. Denny
4977e0a7d9 Handle a trailing `:' in a user-supplied C++ namespace better. 
* data/c++.m4 (b4_namespace_close): Don't let it be printed
among the closing braces here.  This fix might make the
generated code easier to debug, but otherwise it should be
insignificant because a trailing `:' is a C++ error already.
(cherry picked from commit 8c221795af)
 2009-05-19 18:16:08 -04:00
Joel E. Denny
8c221795af Handle a trailing `:' in a user-supplied C++ namespace better. 
* data/c++.m4 (b4_namespace_close): Don't let it be printed
among the closing braces here.  This fix might make the
generated code easier to debug, but otherwise it should be
insignificant because a trailing `:' is a C++ error already.
 2009-05-19 18:14:25 -04:00
Akim Demaille
c8bf65f07e remove useless variable. 
* src/getargs.c (skeleton_arg): Remove now useless variable.
	Should help the compiler see that this printf-like call is sane.
 2009-05-19 11:36:32 +02:00
Akim Demaille
9b04dad70a remove useless variable. 
* src/getargs.c (skeleton_arg): Remove now useless variable.
	Should help the compiler see that this printf-like call is sane.
 2009-05-19 11:34:17 +02:00
Akim Demaille
4c6622c2dd Rename token.prefix as api.tokens.prefix. 
Discussed here.
http://lists.gnu.org/archive/html/bison-patches/2009-05/msg00024.html.

	* NEWS, data/bison.m4, data/c.m4, data/java.m4, doc/bison.texinfo,
	* tests/c++.at, tests/calc.at, tests/java.at, tests/local.at
	(token.prefix): Rename as...
	(api.tokens.prefix): this.
 2009-05-15 16:10:52 +02:00
Akim Demaille
7ac45a4687 Fix ChangeLog for the previous patch. 2009-05-11 08:53:35 +02:00
Akim Demaille
b10dd689b6 doc: use C++ headers. 
* doc/bison.texinfo (Calc++ Scanner): Prefer C++ headers to C
	headers.
 2009-05-11 08:36:51 +02:00
Akim Demaille
3c248d705d doc: use C++ headers. 
* doc/bison.texinfo (Calc++ Scanner): Prefer C++ headers to C
	headers.
 2009-05-11 08:27:14 +02:00
Akim Demaille
99c08fb662 doc: token.prefix 
* doc/bison.simple (Decl Summary): Document token.prefix.
	(Calc++ Parser): Various fixes.
	Formatting changes.
	Use token.prefix.
	Introduce a macro TOKEN to shorten the code and make it more
	readable.
	(Calc++ Scanner): Adjust.
	* NEWS (Variable token.prefix): New.
 2009-05-11 08:26:36 +02:00
Akim Demaille
ab2a9f5793 tests: check token numbers. 
* tests/input.at (Numbered tokens): New.
 2009-05-05 09:49:55 +02:00
Akim Demaille
601bdfabe2 fix hexadecimal token number support. 
* src/scan-gram.l: Catch incorrect ids after hexadecimal numbers.
 2009-05-05 09:44:07 +02:00
Akim Demaille
d19123e612 tests: check token numbers. 
* tests/input.at (Numbered tokens): New.
 2009-05-05 09:43:32 +02:00
Akim Demaille
84a1cb5ad0 bison: catch bad symbol names. 
* src/scan-gram.l({int}{id}): Report as an invalid identifier.
	* tests/input.at: Adjust.
 2009-05-04 21:44:40 +02:00
Akim Demaille
cdf3f11338 identifiers: dashes are letters. 
Dashes can now start identifiers (symbols and directives).

	* src/scan-gram.l ({letter}): Add dash.
	({id}): Remove it.
	* tests/input.at (Symbols): Adjust.
	Remove stray comment.
	* tests/regression.at (Invalid inputs): Adjust error message.
	* doc/bison.texinfo (Symbols): Update.
 2009-05-04 21:38:42 +02:00
Akim Demaille
ecdfea9a12 bison: catch bad symbol names. 
* src/scan-gram.l({int}{id}): Report as an invalid identifier.
	* tests/input.at: Adjust.
 2009-05-04 21:31:07 +02:00
Akim Demaille
43e6aea526 space changes. 
* src/scan-gram.l: Untabify to be robust to zealous editors.
 2009-05-04 21:31:02 +02:00
Akim Demaille
c046698e6e identifiers: dashes are letters. 
Dashes can now start identifiers (symbols and directives).

	* src/scan-gram.l ({letter}): Add dash.
	({id}): Remove it.
	* tests/input.at (Symbols): Adjust.
	Remove stray comment.
	* tests/regression.at (Invalid inputs): Adjust error message.
	* doc/bison.texinfo (Symbols): Update.
 2009-05-04 21:30:52 +02:00
Joel E. Denny
98a345a219 Declare %code to be a permanent feature. 
* NEWS (2.4.2): Here.
* doc/bison.texinfo (Prologue Alternatives): Don't say it's
experimental.
(Decl Summary): Likewise.
(cherry picked from commit cefb18280b)
 2009-05-01 03:07:35 -04:00
Joel E. Denny
966aba6583 Declare %code to be a permanent feature. 
* NEWS (2.4.2): Here.
* doc/bison.texinfo (Prologue Alternatives): Don't say it's
experimental.
(Decl Summary): Likewise.
(cherry picked from commit cefb18280b)
 2009-05-01 03:00:20 -04:00
Joel E. Denny
6721294104 Convert underscores to dashes in some %define variable names. 
For now, just api.push-pull and lr.keep-unreachable-states.
Maintain old names for backward compatibility.
* NEWS (2.5): Document.
* data/c.m4 (b4_identification): Update comment.
* data/yacc.c: Update access.
* doc/bison.texinfo: Update.
* etc/bench.pl.in (bench_push_parser): Update use.
* src/files.c (tr): Move to...
* src/getargs.c, src/getargs.h (tr): ... here because I can't
think of a better place to expose it.  My logic is that, for all
uses of tr so far, command-line arguments can be involved, and
getargs.h is already included.
* src/main.c (main): Update access.
* src/muscle_tab.c (muscle_percent_define_insert): Convert old
variable names to new variable names before assigning value.
* src/reader.c (reader): Update setting default.
* tests/calc.at: Update uses.
* tests/conflicts.at (Unreachable States After Conflict
Resolution): Update use.
* tests/input.at (%define enum variables): Update use.
(%define backward compatibility): New test group.
* tests/push.at: Update uses.
* tests/reduce.at: Update uses.
* tests/torture.at: Update uses.
(cherry picked from commit 812775a039)

Conflicts:

	data/c.m4
	etc/bench.pl.in
	src/parse-gram.c
	src/parse-gram.h
	tests/conflicts.at
 2009-04-30 03:43:58 -04:00
Joel E. Denny
812775a039 Convert underscores to dashes in some %define variable names. 
For now, just api.push-pull and lr.keep-unreachable-states.
Maintain old names for backward compatibility.
* NEWS (2.5): Document.
* data/c.m4 (b4_identification): Update comment.
* data/yacc.c: Update access.
* doc/bison.texinfo: Update.
* etc/bench.pl.in (bench_grammar): Update use.
* src/files.c (tr): Move to...
* src/getargs.c, src/getargs.h (tr): ... here because I can't
think of a better place to expose it.  My logic is that, for all
uses of tr so far, command-line arguments can be involved, and
getargs.h is already included.
* src/main.c (main): Update access.
* src/muscle_tab.c (muscle_percent_define_insert): Convert old
variable names to new variable names before assigning value.
* src/reader.c (reader): Update setting default.
* tests/calc.at: Update uses.
* tests/conflicts.at (Unreachable States After Conflict
Resolution): Update use.
* tests/input.at (%define enum variables): Update use.
(%define backward compatibility): New test group.
* tests/push.at: Update uses.
* tests/reduce.at: Update uses.
* tests/torture.at: Update uses.
 2009-04-30 03:43:42 -04:00
Joel E. Denny
ba5c6d94b6 Set all front-end %define defaults in one place. 
* src/main.c (main): Move lr.keep_unreachable_states default...
* src/reader.c (reader): ... to here.
(cherry picked from commit 1c4aa81df1)
 2009-04-30 02:52:19 -04:00
Joel E. Denny
5bab9d0862 Rename lr.default_reductions to lr.default-reductions. 
* NEWS (2.5): Here.
* doc/bison.texinfo: Here.
* src/lalr.c (initialize_LA): Here.
* src/print.c (print_reductions): Here.
* src/reader.c (reader): Here.
* src/tables.c (action_row): Here.
* tests/input.at (%define enum variables): Here.
* tests/reduce.at (AT_TEST_LR_DEFAULT_REDUCTIONS): Here.
(cherry picked from commit 1d0f55cc84)
 2009-04-30 02:48:47 -04:00
Joel E. Denny
1c4aa81df1 Set all front-end %define defaults in one place. 
* src/main.c (main): Move lr.keep_unreachable_states default...
* src/reader.c (reader): ... to here.
 2009-04-30 00:31:12 -04:00
Joel E. Denny
1d0f55cc84 Rename lr.default_reductions to lr.default-reductions. 
* NEWS (2.5): Here.
* doc/bison.texinfo: Here.
* src/lalr.c (initialize_LA): Here.
* src/print.c (print_reductions): Here.
* src/reader.c (reader): Here.
* src/tables.c (action_row): Here.
* tests/input.at (%define enum variables): Here.
* tests/reduce.at (AT_TEST_LR_DEFAULT_REDUCTIONS): Here.
 2009-04-29 21:48:21 -04:00
Joel E. Denny
d521ee19f8 Pacify ./configure --enable-gcc-warnings. 
* tests/input.at (Symbols): Prototype yyerror and yylex.
(cherry picked from commit 0b59345789)

Conflicts:

	ChangeLog
 2009-04-29 20:54:59 -04:00
Joel E. Denny
0b59345789 Pacify ./configure --enable-gcc-warnings. 
* tests/input.at (Symbols): Prototype yyerror and yylex.
 2009-04-29 20:50:01 -04:00
Akim Demaille
0939aa2d3c tests: check the use of dashes and periods in symbols. 
* tests/input.at (Symbol): New test group.
(cherry picked from commit 746ee38c7c)
 2009-04-29 20:41:32 -04:00
Joel E. Denny
c9aded4b88 Document how `%define "var" "value"' is not M4-friendly. 
* src/parse-gram.y (variable): In comments here.
(cherry picked from commit 904ea1bca411d4d5f4f729e7f2982841a858f5ea)

Conflicts:

	src/parse-gram.c
 2009-04-29 20:19:17 -04:00
Joel E. Denny
ae618dcca5 Document how `%define "var" "value"' is not M4-friendly. 
* src/parse-gram.y (variable): In comments here.
 2009-04-29 20:18:33 -04:00
Joel E. Denny
6789b8bd7b Add copyright updates missed during previous cherry pick. 
* src/output.c: Here.
* src/parse-gram.y: Here.
* src/scan-gram.l: Here.
 2009-04-29 20:03:52 -04:00
Akim Demaille
663ce7bb3e 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.
(cherry picked from commit 4f646c3794)

Conflicts:

	data/bison.m4
	src/parse-gram.y
 2009-04-29 18:50:12 -04:00
Joel E. Denny
8f0d265e9d 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.
(cherry picked from commit 379261b3fd)
 2009-04-24 02:54:47 -04:00
Joel E. Denny
f49097730e 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.
(cherry picked from commit 25029e164a)
 2009-04-24 02:54:10 -04:00
Joel E. Denny
379261b3fd 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 02:47:42 -04:00
Joel E. Denny
25029e164a 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.
 2009-04-24 02:47:22 -04:00
Joel E. Denny
620b572773 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.
 2009-04-23 04:29:25 -04:00
Joel E. Denny
110ef36a1a 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/bison.m4 (b4_integral_parser_tables_map): Adjust YYDEFACT
documentation.
* data/glr.c, data/lalr1.java: Sync copyright dates.
* 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.
 2009-04-23 04:18:13 -04:00