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19 years agoCleanups so that Bison-generated parsers have less lint.
Paul Eggert [Fri, 9 Dec 2005 22:14:36 +0000 (22:14 +0000)] 
Cleanups so that Bison-generated parsers have less lint.
* data/c.m4 (b4_yydestruct_generate, b4_yysymprint_generate):
Prepend /*ARGSUSED*/, for lint's sake.
* data/glr.c (YYUSE): Properly parenthesize, and use an alternate
definition if 'lint' is defined.
(YYID): New macro (or function, if lint).
All uses of /*CONSTCOND*/0 replaced by YYID(0).
* data/yacc.c: Likewise.
* data/glr.c (yyuserAction, yyuserMerge, yy_reduce_print):
(yyrecoverSyntaxError): Prepend /*ARGSUSED*/.
* data/glr.cc (YYLLOC_DEFAULT): Omit /*CONSTCOND*/ since this code
is C++ only.
* data/lalr1.cc (YYUSE): Just use a cast, since this code is C++ only.
* data/yacc.c (YYSTACK_FREE) [defined YYSTACK_ALLOC]:
Use YYID(0) rather than 0, for lint.
(yystrlen): Rewrite to avoid lint warning about ptrdiff_t overflow.
(yysyntax_error): Rewrite to avoid lint warnings about parenthesization.

19 years ago* tests/glr-regression.at
Paul Eggert [Thu, 8 Dec 2005 06:52:43 +0000 (06:52 +0000)] 
* tests/glr-regression.at
(Improper handling of embedded actions and dollar(-N) in GLR parsers):
Close memory leak reported by twlevo.

19 years agoMention yyparse, too.
Paul Eggert [Wed, 7 Dec 2005 07:47:52 +0000 (07:47 +0000)] 
Mention yyparse, too.

19 years ago* data/glr.c (yyprocessOneStack): Synchronize the shift for all
Paul Eggert [Tue, 6 Dec 2005 19:38:25 +0000 (19:38 +0000)] 
* data/glr.c (yyprocessOneStack): Synchronize the shift for all
stacks, and iterate another stack in order to call user
destructors.
* tests/glr-regression.at (No users destructors if stack 0 deleted):
New test case.
(Duplicated user destructor for lookahead): This test now is expected
to succeed.

19 years agoDocument the license change.
Paul Eggert [Thu, 1 Dec 2005 20:08:35 +0000 (20:08 +0000)] 
Document the license change.

19 years agoRegenerate.
Paul Eggert [Thu, 1 Dec 2005 20:04:06 +0000 (20:04 +0000)] 
Regenerate.

19 years ago* data/yacc.c: Say "parser skeleton" rather than "file", since
Paul Eggert [Thu, 1 Dec 2005 20:03:55 +0000 (20:03 +0000)] 
* data/yacc.c: Say "parser skeleton" rather than "file", since
it's no longer just a file.
* data/glr.c: Grant a special exception for C GLR parsers, that
reads like the already-existing exception for C LALR(1) parsers.
* data/glr.cc: Likewise.
* data/lalr1.cc: Likewise.
* data/location.cc: Likewise.
* data/yacc.c: Reword the "written by" statement to clarify that
it was the parser skeleton, not the entire output file.
* data/glr.c: Written by Paul Hilfinger.
* data/glr.cc: Written by Akim Demaille.
* data/lalr1.cc: Likewise.

19 years ago* data/yacc.c (yy_reduce_print, YY_REDUCE_PRINT):
Paul Eggert [Fri, 18 Nov 2005 19:37:13 +0000 (19:37 +0000)] 
* data/yacc.c (yy_reduce_print, YY_REDUCE_PRINT):
Fix typos in previous change that broke 'make check'.
YY_REDUCE_PRINT cannot be a pseudo-varargs macro; that isn't
supported in C.
* tests/calc.at (_AT_CHECK_CALC,_AT_CHECK_CALC_ERROR):
Don't check NUM-STDERR-LINES, since the output format is fluctuating.
We can revert this once things settle down.

19 years ago* src/conflicts.c (conflicts_print): Don't print file name twice
Paul Eggert [Fri, 18 Nov 2005 18:16:44 +0000 (18:16 +0000)] 
* src/conflicts.c (conflicts_print): Don't print file name twice
when %expect fails because there were no conflicts.
* doc/bison.texinfo (Expect Decl): Tighten up wording in previous
change.
* tests/conflicts.at (%expect not enough, %expect too much):
(%expect with reduce conflicts): Adjust to new behavior.

* src/conflicts.c (conflicts_print): Unsatisfied %expectation are
errors.
* NEWS: Document this.
* doc/bison.texinfo (Expect Decl): Likewise.

19 years agoGeneralize the display of semantic values and locations in traces.
Akim Demaille [Wed, 16 Nov 2005 14:20:48 +0000 (14:20 +0000)] 
Generalize the display of semantic values and locations in traces.
* data/glr.c (yy_reduce_print): Fix indices (again).
* data/c++.m4 (b4_rhs_value, b4_rhs_location): Don't expect
literal integers.
* data/lalr1.cc (yyreduce_print): Rename as...
(yy_reduce_print): this.
Display values and locations.
* data/yacc.c (yy_reduce_print): Likewise.
(YY_REDUCE_PRINT): Adjust to pass the required arguments.
(yysymprint): Move higher to be visible from yy_reduce_print).
(yyparse): Adjust.
* tests/calc.at: Adjust the expected length of the traces.

19 years ago* data/glr.c (yy_reduce_print): The loop was quite wrong: type are
Akim Demaille [Mon, 14 Nov 2005 17:20:28 +0000 (17:20 +0000)] 
* data/glr.c (yy_reduce_print): The loop was quite wrong: type are
from 1 to N, while values and location start at 0.
(b4_rhs_location, b4_rhs_value): Add parens around $1 and $2.

19 years ago* data/glr.c (yy_reduce_print): Fix the $ number.
Akim Demaille [Mon, 14 Nov 2005 15:33:18 +0000 (15:33 +0000)] 
* data/glr.c (yy_reduce_print): Fix the $ number.

19 years agoFix incorrect comment.
Akim Demaille [Mon, 14 Nov 2005 15:19:16 +0000 (15:19 +0000)] 
Fix incorrect comment.

19 years ago"Use" parse parameters.
Akim Demaille [Mon, 14 Nov 2005 15:18:34 +0000 (15:18 +0000)] 
"Use" parse parameters.
* data/c.m4 (b4_parse_param_for, b4_parse_param_use): New.
* data/glr.c, data/glr.cc: Use them.
* data/glr.c (YYUSE): Have a C++ definition that supports
non-pointer types.

19 years ago* data/glr.c (yyexpandGLRStack): Declare only if defined.
Akim Demaille [Mon, 14 Nov 2005 14:34:38 +0000 (14:34 +0000)] 
* data/glr.c (yyexpandGLRStack): Declare only if defined.

19 years ago* data/glr.cc: New.
Akim Demaille [Mon, 14 Nov 2005 08:13:07 +0000 (08:13 +0000)] 
* data/glr.cc: New.
* data/m4sugar/m4sugar.m4 (m4_prepend): New.

19 years agoHave glr.c include its header file when created.
Akim Demaille [Mon, 14 Nov 2005 08:09:00 +0000 (08:09 +0000)] 
Have glr.c include its header file when created.
* data/glr.c (b4_shared_declarations): New.
Output them verbatim in the parser if !%defines, otherwise
output then in the header file, and include it instead.

19 years agoLet position and location be PODs.
Akim Demaille [Sat, 12 Nov 2005 14:13:03 +0000 (14:13 +0000)] 
Let position and location be PODs.
* data/location.cc (position::initialize, location::initialize): New.
(position::position, location::location): Define only if
b4_location_constructors is defined.
* data/lalr1.cc (b4_location_constructors): Define it for backward
compatibility.
* doc/bison.texinfo (Initial Action Decl): Use initialize.

19 years ago* data/lalr1.cc: Move the body of the ctor and dtor into the
Akim Demaille [Sat, 12 Nov 2005 11:32:46 +0000 (11:32 +0000)] 
* data/lalr1.cc: Move the body of the ctor and dtor into the
parser file (instead of the header).
Wrap the implementations in a "namespace yy".

19 years ago* data/glr.c: Comment changes.
Akim Demaille [Fri, 11 Nov 2005 10:39:35 +0000 (10:39 +0000)] 
* data/glr.c: Comment changes.

19 years agoWhen yydebug, report semantic and location values for reductions.
Akim Demaille [Fri, 11 Nov 2005 10:36:24 +0000 (10:36 +0000)] 
When yydebug, report semantic and location values for reductions.
* data/glr.c (yy_reduce_print): Report the semantic values and the
locations.
(YY_REDUCE_PRINT): Adjust.
(yyglrReduce): Use them.
(b4_rhs_value, b4_rhs_location): Remove m4_eval invocations.
* data/c.m4 (b4_yysymprint_generate): Specify the const arguments.
* tests/calc.at (_AT_CHECK_CALC_ERROR): Remove the reduction
traces.

19 years ago* data/glr.c (yynewGLRStackItem, YY_RESERVE_GLRSTACK): New.
Akim Demaille [Fri, 11 Nov 2005 09:20:03 +0000 (09:20 +0000)] 
* data/glr.c (yynewGLRStackItem, YY_RESERVE_GLRSTACK): New.
(yyaddDeferredAction, yyglrShift, yyglrShiftDefer): Use them.
(yyexpandGLRStack, YYRELOC): Define only when YYSTACKEXPANDABLE.

19 years ago* m4/cxx.m4, examples/Makefile.am: Don't build
Paul Eggert [Thu, 10 Nov 2005 00:33:04 +0000 (00:33 +0000)] 
* m4/cxx.m4, examples/Makefile.am: Don't build
examples/calc++ if no C++ compiler is available.

19 years ago* src/scan-skel.l: Use a couple of asserts.
Akim Demaille [Wed, 9 Nov 2005 16:11:25 +0000 (16:11 +0000)] 
* src/scan-skel.l: Use a couple of asserts.

19 years agoIn some (weird) cases, the final state number is incorrect.
Akim Demaille [Wed, 9 Nov 2005 15:48:05 +0000 (15:48 +0000)] 
In some (weird) cases, the final state number is incorrect.
Reported by Alexandre Duret-Lutz.
* src/LR0.c (state_list_append): Remove the computation of
final_state.
(save_reductions): Do it here.
(get_state): Alpha conversion.
(generate_states): Use a for loop.
* src/gram.h (item_number_is_rule_number)
(item_number_is_symbol_number): New.
* src/state.c: Use assert.
* src/system.h: Include assert.h.
* tests/sets.at (Accept): New.

19 years agoTypo.
Akim Demaille [Thu, 3 Nov 2005 16:23:21 +0000 (16:23 +0000)] 
Typo.

19 years agodata/glr.c (yyfill): Adjust comment.
Paul Hilfinger [Mon, 31 Oct 2005 01:16:32 +0000 (01:16 +0000)] 
data/glr.c (yyfill): Adjust comment.
 (yyresolveAction): Initialize default location properly for empty right-hand
 sides.
 (yydoAction): Ditto.  Add comment explaining apparently dead code.
* tests/glr-regression.at
 (Incorrectly initialized location for empty right-hand side in GLR): New test.

19 years ago* bootstrap (cleanup_gnulib): New function. Use it to clean up
Paul Eggert [Mon, 31 Oct 2005 00:11:48 +0000 (00:11 +0000)] 
* bootstrap (cleanup_gnulib): New function.  Use it to clean up
gnulib when interrupted.  This fixes some race conditions and
works around some portability problems (one noted by Paul
Hilfinger).

19 years ago* Makefile.cfg: Adjust to config -> build-aux.
Akim Demaille [Sat, 22 Oct 2005 06:44:35 +0000 (06:44 +0000)] 
* Makefile.cfg: Adjust to config -> build-aux.
Reported by twledo.

19 years ago* data/c.m4 (b4_yydestruct_generate, b4_yysymprint_generate): Pass
Akim Demaille [Fri, 21 Oct 2005 11:36:22 +0000 (11:36 +0000)] 
* data/c.m4 (b4_yydestruct_generate, b4_yysymprint_generate): Pass
the %parse-params.
* data/glr.c (YY_SYMBOL_PRINT, yydestroyGLRState): Adjust.
* data/yacc.c (b4_Pure_if): Rename as...
(b4_yacc_pure_if): this.
(YY_SYMBOL_PRINT, yyparse): Adjust.
* doc/bison.texinfo: Formatting changes.

19 years agoFinish the transition config -> build-aux.
Akim Demaille [Fri, 21 Oct 2005 09:13:01 +0000 (09:13 +0000)] 
Finish the transition config -> build-aux.
* configure.ac, Makefile.am: Use build-aux.
* config/prev-version, config/announce-gen, config/Makefile.am:
Move to...
* build-aux/prev-version, build-aux/announce-gen,
* build-aux/Makefile.am: here.

19 years ago* examples/calc++/test: Use set -x only when VERBOSE.
Akim Demaille [Fri, 14 Oct 2005 06:10:54 +0000 (06:10 +0000)] 
* examples/calc++/test: Use set -x only when VERBOSE.

19 years ago* NEWS: Bison now warns if it finds a stray `$' or `@' in an action.
Paul Eggert [Thu, 13 Oct 2005 19:38:46 +0000 (19:38 +0000)] 
* NEWS: Bison now warns if it finds a stray `$' or `@' in an action.
* src/scan-gram.l (<SC_BRACED_CODE>[$@]): Implement this.

19 years ago* src/scan-skel.l: Output the base name parts of the parser and
Akim Demaille [Thu, 13 Oct 2005 10:13:24 +0000 (10:13 +0000)] 
* src/scan-skel.l: Output the base name parts of the parser and
header file names.
* tests/output.at (AT_CHECK_OUTPUT): Support subdirectorioes, and
additional checks.
Use this to exercise C++ outputs in subdirs.
Reported by Oleg Smolsky.

19 years agoRegenerate.
Paul Eggert [Thu, 13 Oct 2005 06:24:04 +0000 (06:24 +0000)] 
Regenerate.

19 years ago* data/c.m4 (b4_c_function_def): Look at __C99_FUNC__, not at
Paul Eggert [Thu, 13 Oct 2005 06:23:54 +0000 (06:23 +0000)] 
* data/c.m4 (b4_c_function_def): Look at __C99_FUNC__, not at
__STDC_VERSION__, as IBM cc 7.0 doesn't define the latter either.
Problem reported by John P. Hartmann.
* data/yacc.c (YYMODERN_C): Likewise.  Don't define if the user has
already defined it.

19 years ago* src/parse-gram.y (version_check): Exit 63 to please missing
Akim Demaille [Wed, 12 Oct 2005 10:15:12 +0000 (10:15 +0000)] 
* src/parse-gram.y (version_check): Exit 63 to please missing
(stands for "version mismatch).
* tests/input.at, doc/bison.texinfo: Adjust.

19 years agoRegenerate.
Paul Eggert [Tue, 11 Oct 2005 05:39:59 +0000 (05:39 +0000)] 
Regenerate.

19 years ago* data/c.m4 (b4_c_function_def): Look at __STDC_VERSION__ as well
Paul Eggert [Tue, 11 Oct 2005 05:36:04 +0000 (05:36 +0000)] 
* data/c.m4 (b4_c_function_def): Look at __STDC_VERSION__ as well
as __STDC__, as IBM cc defines the former but not the latter.
* data/yacc.c (YYMODERN_C): New macro, which also looks at
__STDC_VERSION__.  Use it everywhere instead of looking at
__STDC__ and __cplusplus.

19 years agoWork around portability problems with Visual Age C compiler
Paul Eggert [Tue, 11 Oct 2005 05:06:16 +0000 (05:06 +0000)] 
Work around portability problems with Visual Age C compiler
(xlc and xlC_r) reported by John P. Hartmann.
* data/location.cc (initial_column, initial_line): Remove.
All uses replaced by 0 and 1.
* src/scan-gram.l (gram_wrap): Redefine to avoid bug in flex 2.5.31
that xlc complains about.
* src/scan-skel.l (skel_wrap): Likewise.

19 years ago* examples/calc++/test: Be quiet unless VERBOSE.
Akim Demaille [Mon, 10 Oct 2005 11:41:27 +0000 (11:41 +0000)] 
* examples/calc++/test: Be quiet unless VERBOSE.

19 years agoRegenerate.
Paul Eggert [Thu, 6 Oct 2005 07:18:53 +0000 (07:18 +0000)] 
Regenerate.

19 years ago* data/c.m4 (yydestruct, yysymprint):
Paul Eggert [Thu, 6 Oct 2005 07:17:21 +0000 (07:17 +0000)] 
* data/c.m4 (yydestruct, yysymprint):
Use YYUSE instead of casting to void.
* data/glr.c (YYUSE): New macro.
(yyuserMerge, yyreportAmbiguity, yyreportSyntaxError):
Use it instead of rolling our own.
(YYLLOC_DEFAULT, YYCHK, YYDPRINTF, YY_SYMBOL_PRINT, YY_REDUCE_PRINT):
(YYCHK1):
Use /*CONSTCOND*/ to suppress lint warnings.
* data/lalr1.cc (YYLLOC_DEFAULT, YY_SYMBOL_PRINT, YY_REDUCE_PRINT):
(YY_STACK_PRINT): Use 'false' not '0'.
(YYUSE): New macro.
(yysymprint_, yydestruct_): Use it instead of rolling our own.
* data/yacc.c (YYUSE): New macro.
(YYCOPY, YYSTACK_RELOCATE, YYBACKUP, YYLLOC_DEFAULT):
(YYDPRINTF, YY_SYMBOL_PRINT, YY_STACK_PRINT, YY_REDUCE_PRINT):
(yyerrorlab): Use /*CONSTCOND*/ to suppress lint warnings.

19 years agoRegenerate.
Paul Eggert [Wed, 5 Oct 2005 21:28:55 +0000 (21:28 +0000)] 
Regenerate.

19 years ago* data/m4sugar/m4sugar.m4 (_m4_map): New macro.
Paul Eggert [Wed, 5 Oct 2005 21:28:07 +0000 (21:28 +0000)] 
* data/m4sugar/m4sugar.m4 (_m4_map): New macro.
(m4_map, m4_map_sep): Use it.  Handle the empty list correctly.

19 years agoLess ambiguous wording.
Akim Demaille [Wed, 5 Oct 2005 06:57:16 +0000 (06:57 +0000)] 
Less ambiguous wording.

19 years agoUndo the parts of the unlocked-I/O change that substituted
Paul Eggert [Wed, 5 Oct 2005 06:39:08 +0000 (06:39 +0000)] 
Undo the parts of the unlocked-I/O change that substituted
putc or puts for printf.  This might hurt performance a bit,
but some people prefer the printf style.
* data/c.m4 (yysymprint): Prefer printf to puts and putc.
* data/glr.c (YYFPUTC, YYFPUTS, YYDPUTS): Remove.
All uses replaced by YYFPRINTF and YYDPRINTF.
* data/yacc.c: Likewise.
* lib/bitset.c (bitset_print): Likewise.
* lib/bitsetv.c (bitsetv_dump, debug-bitsetv): Prefer printf to
putc and puts.
* lib/lbitset.c (debug_lbitset): Likewise.
* src/closure.c (print_firsts, print_fderives): Likewise.
* src/gram.c (grammar_dump): Likewise.
* src/lalr.c (look_ahead_tokens_print): Likewise.
* src/output.c (escaped_output): Likewise.
(user_actions_output): Break apart two printfs.
* src/parse-gram.y (%printer): Prefer printf to putc and puts.
* src/reduce.c (reduce_print): Likewise.
* src/state.c (state_rule_look_ahead_tokens_print): Likewise.
* src/system.h: Include unlocked-io.h rathe than stdio.h.

19 years ago* data/glr.c (yyuserMerge, yyreportAmbiguity, yyreportSyntaxError):
Paul Eggert [Wed, 5 Oct 2005 06:05:22 +0000 (06:05 +0000)] 
* data/glr.c (yyuserMerge, yyreportAmbiguity, yyreportSyntaxError):
Use assignments rather than casts-to-void to suppress
unused-variable warnings.  This pacifies 'lint'.
* data/lalr1.cc (yysymprint_, yydestruct_): Use a call to suppress
unused-variable warnings.

19 years agoremove djgpp/CVS from EXTRA_DIST
Juan Manuel Guerrero [Mon, 3 Oct 2005 17:12:03 +0000 (17:12 +0000)] 
remove djgpp/CVS from EXTRA_DIST

19 years agoUse name cxx.m4 instead of c++.m4 in data/location.cc
Juan Manuel Guerrero [Mon, 3 Oct 2005 05:35:57 +0000 (05:35 +0000)] 
Use name cxx.m4 instead of c++.m4 in data/location.cc

19 years agoDJGPP specific files added to EXTRA_DIST
Juan Manuel Guerrero [Mon, 3 Oct 2005 05:33:47 +0000 (05:33 +0000)] 
DJGPP specific files added to EXTRA_DIST

19 years agoRegenerate.
Paul Eggert [Sun, 2 Oct 2005 21:25:33 +0000 (21:25 +0000)] 
Regenerate.

19 years agoUse unlocked I/O for a minor performance improvement on hosts like
Paul Eggert [Sun, 2 Oct 2005 21:24:12 +0000 (21:24 +0000)] 
Use unlocked I/O for a minor performance improvement on hosts like
GNU/Linux and Solaris that support unlocked I/O.  The basic idea
is to use the gnlib unlocked-io module, and to prefer putc and
puts to printf when either will work (since the latter doesn't
come in an unlocked flavor).
* bootstrap (gnulib_modules): Add unlocked-io.
* data/c.m4 (yysymprint): Prefer puts and putc to printf.
* data/glr.c (YYFPUTC, YYFPUTS, YYDPUTS): New macros.
Prefer them to YYFPRINTF and YYDPRINTF if either will do,
and similarly for puts and putc and printf.
* data/yacc.c: Likewise.
* lib/bitset.c (bitset_print): Likewise.
* lib/bitset.h [USE_UNLOCKED_IO]: Include unlocked-io.h.
* lib/bitsetv.c (bitsetv_dump, debug-bitsetv): Prefer putc and puts
to printf.
* lib/lbitset.c (debug_lbitset): Likewise.
* src/closure.c (print_firsts, print_fderives): Likewise.
* src/gram.c (grammar_dump): Likewise.
* src/lalr.c (look_ahead_tokens_print): Likewise.
* src/output.c (escaped_output): Likewise.
(user_actions_output): Coalesce two printfs.
* src/parse-gram.h (%printer): Prefer putc and puts to printf.
* src/reduce.c (reduce_print): Likewise.
* src/state.c (state_rule_look_ahead_tokens_print): Likewise.
* src/system.h: Include unlocked-io.h rathe than stdio.h.

19 years ago* data/lalr1.cc: Don't put an unmatched ' in a dnl comment, as
Paul Eggert [Sun, 2 Oct 2005 20:41:42 +0000 (20:41 +0000)] 
* data/lalr1.cc: Don't put an unmatched ' in a dnl comment, as
this confuses xgettext.

19 years ago* bootstrap (gnulib_modules): Add strverscmp.
Akim Demaille [Sun, 2 Oct 2005 18:49:15 +0000 (18:49 +0000)] 
* bootstrap (gnulib_modules): Add strverscmp.
* lib/.cvsignore: Add strverscmp.c, strverscmp.h.
* m4/.cvsignore: Add strverscmp.m4.
* src/parse-gram.y (%require): New token, new rule.
(version_check): New.
* src/scan-gram.l (%require): Adjust.
* tests/input.at (AT_REQUIRE): New.
Use it.
* doc/bison.texinfo (Require Decl): New.
(Calc++ Parser): Use %require.

19 years ago* data/location.cc: New.
Akim Demaille [Sun, 2 Oct 2005 18:17:23 +0000 (18:17 +0000)] 
* data/location.cc: New.

19 years ago Akim Demaille <akim@epita.fr>
Akim Demaille [Sun, 2 Oct 2005 17:44:49 +0000 (17:44 +0000)] 
Akim Demaille  <akim@epita.fr>
Make sure -odir/foo.cc creates dir/location.hh etc.
* src/files.h (spec_outfile, parser_file_name, spec_name_prefix)
(spec_file_prefix, spec_verbose_file, spec_graph_file)
(spec_defines_file): Now const.
(dir_prefix): New.
(short_base_name): Remove.
* src/files.c: Adjust.
(dirname.h): Include.
(base_name): Don't prototype it.
(finput): Remove, duplicates gram_in.
(full_base_name, short_base_name): Replace by...
(all_but_ext, all_but_tab_ext): these.
(compute_base_names): Rename as...
(compute_file_name_parts): this.
Update to compute the new variables, including dir_prefix.
Adjust dependencies.
* src/output.c (prepare): Output them.
* src/reader.c: Adjust to use gram_in, not finput.
* src/scan-skel.l (@dir_prefix@): New.

19 years agoDJGPP support added.
Juan Manuel Guerrero [Sun, 2 Oct 2005 17:00:30 +0000 (17:00 +0000)] 
DJGPP support added.

19 years ago(output_skeleton): Use end_of_output_subpipe() to handle
Juan Manuel Guerrero [Sun, 2 Oct 2005 16:59:42 +0000 (16:59 +0000)] 
(output_skeleton): Use end_of_output_subpipe() to handle
the lack of pipe/fork functionality on non-posix systems.

19 years agoNew function end_of_output_subpipe() added to allow support
Juan Manuel Guerrero [Sun, 2 Oct 2005 16:59:31 +0000 (16:59 +0000)] 
New function end_of_output_subpipe() added to allow support
for non-posix systems. This is a no-op function for posix systems.

19 years agoDJGPP specific configuration file.
Juan Manuel Guerrero [Sun, 2 Oct 2005 16:35:14 +0000 (16:35 +0000)] 
DJGPP specific configuration file.

19 years ago* data/location.cc: New, extract from...
Akim Demaille [Sun, 2 Oct 2005 16:34:02 +0000 (16:34 +0000)] 
* data/location.cc: New, extract from...
* data/lalr1.cc: here.
(location.hh): Include it after the user prologue, in case the
filename type is defined by the user.
Forward declation location and position before the pre-prologue.
(yyresult_): Rename as...
(yyresult): this, it's a local variable, not an attribute.
* data/Makefile.am (dist_pkgdata_DATA): Adjust.

19 years agoDJGPP specific replacement file for lib/subpipe.h.
Juan Manuel Guerrero [Sun, 2 Oct 2005 16:15:22 +0000 (16:15 +0000)] 
DJGPP specific replacement file for lib/subpipe.h.

19 years agoDJGPP specific replacement file for lib/subpipe.c.
Juan Manuel Guerrero [Sun, 2 Oct 2005 16:14:13 +0000 (16:14 +0000)] 
DJGPP specific replacement file for lib/subpipe.c.

19 years agoDJGPP specific file.
Juan Manuel Guerrero [Sun, 2 Oct 2005 16:11:25 +0000 (16:11 +0000)] 
DJGPP specific file.

19 years ago* examples/extexi: Restore the #line generation.
Akim Demaille [Sat, 1 Oct 2005 07:20:32 +0000 (07:20 +0000)] 
* examples/extexi: Restore the #line generation.

19 years ago Alexandre Duret-Lutz <adl@gnu.org>
Akim Demaille [Fri, 30 Sep 2005 17:57:05 +0000 (17:57 +0000)] 
Alexandre Duret-Lutz <adl@gnu.org>
Move the token type and YYSTYPE in the parser class.
* data/lalr1.cc (stack.hh, location.hh): Include earlier.
(parser::token): New, from the moved free definition of tokens.
(parser::semantic_value): Now a full definition instead of an
indirection to YYSTYPE.
(b4_post_prologue): No longer included in the header file, but
in the implementation file.
* doc/bison.texi (C+ Language Interface): Update.
* src/parse-gram.y: Support unary %define.
* tests/actions.at: Define global_tokens_and_yystype for backward
compatibility until we update the tests.
* tests/calc.at: Idem.
(first_line, first_column, last_line, last_column): Define for lalr1.cc
to simplify the code.

19 years agoPort to SunOS 4.1.4, which lacks strtoul and strerror.
Paul Eggert [Thu, 29 Sep 2005 19:02:54 +0000 (19:02 +0000)] 
Port to SunOS 4.1.4, which lacks strtoul and strerror.
* bootstrap (gnulib_modules): Add strerror, strtoul.
* lib/.cvsignore: Add strerror.c, strtol.c, strtoul.c
* m4/.cvsignore: Add strerror.m4, strtol.m4, strtoul.m4.

19 years ago* data/c.m4 (b4_error_verbose_if): New.
Akim Demaille [Thu, 29 Sep 2005 06:50:57 +0000 (06:50 +0000)] 
* data/c.m4 (b4_error_verbose_if): New.
* data/lalr1.cc: Use it.
(YYERROR_VERBOSE_IF): Remove.
(yyn_, yylen_, yystate_, yynerrs_, yyerrstatus_): Remove as
parser members, replaced by...
(yyn, yylen, yystate, yynerss, yyerrstatus): these parser::parse
local variables.
(yysyntax_error_): Takes the state number as argument.
(yyreduce_print_): Use the argument yyrule, not the former
attribute yyn_.

19 years ago* bootstrap (gnulib_modules): Add verify.
Paul Eggert [Tue, 27 Sep 2005 06:08:27 +0000 (06:08 +0000)] 
* bootstrap (gnulib_modules): Add verify.
* lib/.cvsignore: Add verify.h.
* src/getargs.c: Use ARGMATCH_VERIFY rather than verify.
* src/system.h (verify): Remove.
Include verify.h instead.
* src/tables.c (tables_generate): Use new API for 'verify'.

19 years ago* tests/local.at (_AT_BISON_OPTION_PUSHDEFS): Do not use
Paul Eggert [Wed, 21 Sep 2005 21:05:53 +0000 (21:05 +0000)] 
* tests/local.at (_AT_BISON_OPTION_PUSHDEFS): Do not use
local variables whose names begin with 'yy'.
* tests/calc.at (_AT_DATA_CALC_Y): Likewise.

19 years agoRegenerate.
Paul Eggert [Wed, 21 Sep 2005 20:08:58 +0000 (20:08 +0000)] 
Regenerate.

19 years agoDon't rely on whether alloc is #defined; that is in the user's name spac.
Paul Eggert [Wed, 21 Sep 2005 20:08:38 +0000 (20:08 +0000)] 
Don't rely on whether alloc is #defined; that is in the user's name spac.

19 years agoRegenerate.
Paul Eggert [Wed, 21 Sep 2005 19:54:58 +0000 (19:54 +0000)] 
Regenerate.

19 years agoMore alloca cleanups.
Paul Eggert [Wed, 21 Sep 2005 19:54:48 +0000 (19:54 +0000)] 
More alloca cleanups.

* bootstrap (gnulib_modules): Remove alloca.  Bison doesn't need
it itself.
* src/main.c (main) [C_ALLOCA]: Don't flush alloca'ed memory; we
don't use alloca any more.

* data/yacc.c [YYSTACK_USE_ALLOCA && !defined __GNUC__ && ! defined
__BUILTIN_VA_ARG_INCR && ! defined _AIX && ! defined _MSC_VER &&
(defined alloca || defined _ALLOCA_H)]: Don't include <stdlib.h>;
not needed in this case.
* tests/torture.at (Exploding the Stack Size with Alloca): Adjust
to match yacc.c, to test more hosts.

19 years agoRegenerate.
Paul Eggert [Tue, 20 Sep 2005 23:09:18 +0000 (23:09 +0000)] 
Regenerate.

19 years agoFix typo in previous patch: some operands of 'defined' weren't parenthesized.
Paul Eggert [Tue, 20 Sep 2005 23:08:03 +0000 (23:08 +0000)] 
Fix typo in previous patch: some operands of 'defined' weren't parenthesized.

19 years ago* data/yacc.c (YYSIZE_T): Reindent to make it clearer. This
Paul Eggert [Tue, 20 Sep 2005 23:06:10 +0000 (23:06 +0000)] 
* data/yacc.c (YYSIZE_T): Reindent to make it clearer.  This
doesn't affect behavior.
(YYSTACK_ALLOC) [YYSTACK_USE_ALLOCA]: Improve support for
Solaris, AIX, MSC.
(_STDLIB_H): Renamed from YYINCLUDED_STDLIB_H.  All uses changed.
This works a bit better with glibc, if user code has already included
stdlib.h.
* doc/bison.texinfo (Bison Parser): Document that users can't
arbitrarily use malloc and free for other purposes.  Document
that <alloca.h> and <malloc.h> might be included.
(Table of Symbols): Under YYSTACK_USE_ALLOCA, Don't claim that the
user must declare alloca.

19 years ago* HACKING (release): Forwarn the Translation Project about
Paul Eggert [Tue, 20 Sep 2005 17:44:20 +0000 (17:44 +0000)] 
* HACKING (release): Forwarn the Translation Project about
stable releses.

19 years agoForwarn the translation project.
Paul Eggert [Tue, 20 Sep 2005 17:42:48 +0000 (17:42 +0000)] 
Forwarn the translation project.

19 years ago* data/glr.c: Use b4_token_enums, not b4_token_enums_defines.
Akim Demaille [Tue, 20 Sep 2005 07:57:15 +0000 (07:57 +0000)] 
* data/glr.c: Use b4_token_enums, not b4_token_enums_defines.

19 years agoRegenerate.
Paul Eggert [Tue, 20 Sep 2005 06:07:30 +0000 (06:07 +0000)] 
Regenerate.

19 years agoAdd yysyntax_error to data/yacc.c.
Paul Eggert [Tue, 20 Sep 2005 06:07:07 +0000 (06:07 +0000)] 
Add yysyntax_error to data/yacc.c.

19 years ago(YYSIZE_MAXIMUM): New macro.
Paul Eggert [Tue, 20 Sep 2005 06:06:42 +0000 (06:06 +0000)] 
(YYSIZE_MAXIMUM): New macro.
(YYSTACK_ALLOC_MAXIMUM): Use it.
(yysyntax_error): New function.
(yyparse) [YYERROR_VERBOSE]: Don't leak memory indefinitely if
multiple syntax errors are reported, and alloca is being used.
Instead, reallocate buffers twice as big each time, so that
we waste at most half the allocated memory.  Start with a small
(128-byte) buffer that will suffice in most cases anyway.
Use yysyntax_error to do most of the work.

19 years ago(Error Reporting, Table of Symbols):
Paul Eggert [Tue, 20 Sep 2005 06:01:50 +0000 (06:01 +0000)] 
(Error Reporting, Table of Symbols):
yynerrs is the number of errors reported, not the number of
errors encountered.

19 years ago* tests/glr-regression.at (Duplicated user destructor for lookahead):
Paul Eggert [Mon, 19 Sep 2005 21:08:21 +0000 (21:08 +0000)] 
* tests/glr-regression.at (Duplicated user destructor for lookahead):
Mark it as expected to fail.
Cast result of malloc; problem reported by twlevo@xs4all.nl.
* tests/actions.at, tests/calc.at, tests/glr-regression.at:
Don't start user-code symbols with "yy", to avoid name space problems.

19 years agoAdd bison.html.
Paul Eggert [Mon, 19 Sep 2005 21:04:40 +0000 (21:04 +0000)] 
Add bison.html.

19 years agoRemove the traits, failed experiment.
Akim Demaille [Mon, 19 Sep 2005 07:34:38 +0000 (07:34 +0000)] 
Remove the traits, failed experiment.
It never proved useful, and anyway because of the current
definition, it was not possible to have several specialization of
this traits, making it useless.
* data/lalr1.cc (yy:traits): Remove.
Inline its definitions in the parser class.

19 years ago* tests/atlocal.in (LIBS): Pass INTLLIBS to address failures on at
Akim Demaille [Mon, 19 Sep 2005 07:22:17 +0000 (07:22 +0000)] 
* tests/atlocal.in (LIBS): Pass INTLLIBS to address failures on at
least Mac OSX with a /usr/local install of gettext.

19 years ago* data/lalr1.cc (yyparse): Rename yylooka and yyilooka as yychar
Akim Demaille [Mon, 19 Sep 2005 07:21:39 +0000 (07:21 +0000)] 
* data/lalr1.cc (yyparse): Rename yylooka and yyilooka as yychar
and yytoken for similarity with the other skeletons.

19 years ago* NEWS, configure.ac: Bump to 2.1a.
Akim Demaille [Mon, 19 Sep 2005 07:08:00 +0000 (07:08 +0000)] 
* NEWS, configure.ac: Bump to 2.1a.

19 years agoRegenerate. BISON-2_1
Paul Eggert [Fri, 16 Sep 2005 22:55:33 +0000 (22:55 +0000)] 
Regenerate.

19 years ago* NEWS: Version 2.1.
Paul Eggert [Fri, 16 Sep 2005 22:54:21 +0000 (22:54 +0000)] 
* NEWS: Version 2.1.

* NEWS: Remove notice of yytname change, since it was never in an
official release.
* data/glr.c (yydestroyGLRState): Rename local var to avoid shadowing
diagnostic.
* src/output.c (prepare): Likewise.
* data/lalr1.cc (YYERROR_VERBOSE_IF): New macro.
(yysyntax_error_): Use it to avoid GCC warning when YYERROR_VERBOSE
is not defined.  This is an awful hack, but it's enough for now.
All callers changed.
* tests/glr-regression-at (make_value): Args are const pointers now,
to avoid GCC warning.
(Duplicated user destructor for lookahead): New test.  Currently
skipped.  It fails on my host but I'm not sure it'll always fail.

19 years ago* src/symtab.h (struct symbol): Declare the printer and destructor
Akim Demaille [Fri, 16 Sep 2005 19:50:08 +0000 (19:50 +0000)] 
* src/symtab.h (struct symbol): Declare the printer and destructor
as const, to avoid accidental calls to free.
(symbol_destructor_set, symbol_printer_set): Adjust.
* src/symtab.c: Adjust.

19 years ago* data/c.m4 (b4_token_enums): New.
Akim Demaille [Fri, 16 Sep 2005 19:26:40 +0000 (19:26 +0000)] 
* data/c.m4 (b4_token_enums): New.
(b4_token_defines): Rename as...
(b4_token_enums_defines): this.
(b4_token_defines): New, output only the #defines.
* data/yacc.c, data/glr.c: Adjust.
* data/lalr1.cc: Use b4_token_enums instead of b4_token_enums_defines.
* data/c.m4 (b4_yydestruct_generate, b4_yysymprint_generate): Define
as default values.

19 years ago* data/c.m4 (b4_token_enums): New.
Akim Demaille [Fri, 16 Sep 2005 19:03:54 +0000 (19:03 +0000)] 
* data/c.m4 (b4_token_enums): New.
(b4_token_defines): Rename as...
(b4_token_enums_defines): this.
(b4_token_defines): New, output only the #defines.
* data/yacc.c, data/glr.c: Adjust.
* data/lalr1.cc: Use b4_token_enums instead of b4_token_enums_defines.
* data/c.m4 (b4_yydestruct_generate, b4_yysymprint_generate): Define
as default values.

19 years ago* data/lalr1.cc (yylex_): Remove, inline its code.
Akim Demaille [Fri, 16 Sep 2005 12:12:36 +0000 (12:12 +0000)] 
* data/lalr1.cc (yylex_): Remove, inline its code.
(yyreport_syntax_error_): Remove, replaced by...
(yysyntax_error_): this which returns a string and leaves to the
caller the call to the users' error function.
(yylooka_, yyilooka_, yylval, yylloc, yyerror_range_, yyval, yyloc):
Move from members of the parser object...
(yylooka, yyilooka, yylval, yylloc, yyerror_range, yyval, yyloc):
to local variables of the parse function.

19 years ago* doc/bison.texinfo (Calc++ Parser): Don't promote defining YYEOF
Akim Demaille [Fri, 16 Sep 2005 11:26:43 +0000 (11:26 +0000)] 
* doc/bison.texinfo (Calc++ Parser): Don't promote defining YYEOF
since it's in Bison's name space.

19 years agofalse -> yyfalse
Paul Eggert [Thu, 15 Sep 2005 18:02:03 +0000 (18:02 +0000)] 
false -> yyfalse

19 years ago* data/glr.c (yyresolveValue): Add default case to pacify
Paul Eggert [Thu, 15 Sep 2005 14:16:54 +0000 (14:16 +0000)] 
* data/glr.c (yyresolveValue): Add default case to pacify
gcc -Wswitch-default.  Problem reported by twlevo@xs4all.nl.