X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/30757c8c9355d76b2875757261c1d78e630690f4..2b81e969ea04c1a6502928ba7e847ec8ff7dcb2f:/ChangeLog diff --git a/ChangeLog b/ChangeLog index a9207dcd..63ad46df 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,651 @@ +2005-10-02 Paul Eggert <eggert@cs.ucla.edu>, + 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. + +2005-10-02 Juan Manuel Guerrero <juan.guerrero@gmx.de> + + * lib/subpipe.c: New function end_of_output_subpipe() added + to allow support for non-posix systems. This is a no-op function + for posix systems. + + * lib/subpipe.h: New function end_of_output_subpipe() added + to allow support for non-posix systems. This is a no-op function + for posix systems. + + * src/output.c (output_skeleton): Use end_of_output_subpipe() to + handle the lack of pipe/fork functionality on non-posix systems. + + * djgpp/Makefile.maint: DJGPP specific file. + + * djgpp/README.in: DJGPP specific file. + + * djgpp/config.bat: DJGPP specific configuration file. + + * djgpp/config.sed: DJGPP specific configuration file. + + * djgpp/config.site: DJGPP specific configuration file. + + * djgpp/config_h.sed: DJGPP specific configuration file. + + * djgpp/subpipe.c: DJGPP specific replacement file for lib/subpipe.c. + + * djgpp/subpipe.h: DJGPP specific replacement file for lib/subpipe.h. + +2005-10-02 Akim Demaille <akim@epita.fr> + + * 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. + +2005-10-01 Akim Demaille <akim@epita.fr> + + * examples/extexi: Restore the #line generation. + +2005-09-30 Akim Demaille <akim@epita.fr>, + 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. + +2005-09-29 Paul Eggert <eggert@cs.ucla.edu> + + Port to SunOS 4.1.4, which lacks strtoul and strerror. + Ah, the good old days! Problem reported by Peter Klein. + * bootstrap (gnulib_modules): Add strerror, strtoul. + * lib/.cvsignore: Add strerror.c, strtol.c, strtoul.c + * m4/.cvsignore: Add strerror.m4, strtol.m4, strtoul.m4. + +2005-09-29 Akim Demaille <akim@epita.fr> + + * 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_. + +2005-09-26 Paul Eggert <eggert@cs.ucla.edu> + + * 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'. + +2005-09-21 Paul Eggert <eggert@cs.ucla.edu> + + * 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. + Trivial changes from Joel E. Denny. + + * 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_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. + +2005-09-20 Paul Eggert <eggert@cs.ucla.edu> + + * 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. + + * HACKING (release): Forwarn the Translation Project about + stable releses. + +2005-09-20 Akim Demaille <akim@epita.fr> + + * data/glr.c: Use b4_token_enums, not b4_token_enums_defines. + +2005-09-19 Paul Eggert <eggert@cs.ucla.edu> + + * data/yacc.c (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. + + * doc/bison.texinfo (Error Reporting, Table of Symbols): + yynerrs is the number of errors reported, not the number of + errors encountered. + + * 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. + +2005-09-19 Akim Demaille <akim@epita.fr> + + 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. + +2005-09-19 Akim Demaille <akim@epita.fr> + + * tests/atlocal.in (LIBS): Pass INTLLIBS to address failures on at + least Mac OSX with a /usr/local install of gettext. + +2005-09-19 Akim Demaille <akim@epita.fr> + + * data/lalr1.cc (yyparse): Rename yylooka and yyilooka as yychar + and yytoken for similarity with the other skeletons. + +2005-09-19 Akim Demaille <akim@epita.fr> + + * NEWS, configure.ac: Bump to 2.1a. + +2005-09-16 Paul Eggert <eggert@cs.ucla.edu> + + * 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. + +2005-09-16 Akim Demaille <akim@epita.fr> + + * 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. + +2005-09-16 Akim Demaille <akim@epita.fr> + + * 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. + +2005-09-16 Akim Demaille <akim@epita.fr> + + * 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. + +2005-09-16 Akim Demaille <akim@epita.fr> + + * doc/bison.texinfo (Calc++ Parser): Don't promote defining YYEOF + since it's in Bison's name space. + +2005-09-15 Paul Eggert <eggert@cs.ucla.edu> + + * data/glr.c (yyresolveValue): Add default case to pacify + gcc -Wswitch-default. Problem reported by twlevo@xs4all.nl. + + * NEWS: Document when yyparse started to return 2. + * doc/bison.texinfo (Parser Function): Document when yyparse + returns 2. + + * data/lalr1.cc: Revert part of previous change, as it's incompatible. + (b4_filename_type): Renamed back from b4_file_name_type. All uses + changed. + (class position): file_name -> filename (reverting). All uses changed. + +2005-09-14 Paul Eggert <eggert@cs.ucla.edu> + + * examples/calc++/Makefile.am ($(calc_sources_generated)): Don't + do anything if $@ exists. This reverts part of the 2005-07-07 + patch. + +2005-09-11 Paul Eggert <eggert@cs.ucla.edu> + + * Makefile.am (EXTRA_DIST): Do not distribute REFERENCES; it + contains obsolete information and isn't worth distributing as a + separate file anyway. + * data/glr.c [defined YYSETJMP]: Don't include <setjmp.h>. + (YYJMP_BUF, YYSETJMP, YYLONGJMP) [!defined YYSETJMP]: New macros. + All uses of jmp_buf, setjmp, longjmp changed to use these instead. + (yyparse): Abort if user code uses longjmp to throw an unexpected + value. + +2005-09-09 Paul Eggert <eggert@cs.ucla.edu> + + * data/c.m4 (b4_identification): Define YYBISON_VERSION. + Suggested by twlevo@xs4all.nl. + + * data/glr.c (YYCHK1): Do not assume YYE is in range. + This avoids a diagnostic from gcc -Wswitch-enum. + Problem reported by twlevo@xs4all.nl. + + * doc/bison.texinfo: Don't use "filename", as per GNU coding + standards. Use "file name" or "file" or "name", depending on + the context. + (Invocation): The output of "bison hack/foo.y" goes to foo.tab.c, + not to hack/foo.tab.c. + (Calc++ Top Level): 2nd arg of main is not const. + * data/glr.c: b4_filename -> b4_file_name. + * data/lalr1.cc: Likewise. Also, b4_filename_type -> b4_file_name_type. + All uses changed. + (class position): filename -> file_name. All uses changed. + * data/yacc.c: b4_filename -> b4_file_name. + * lib/bitset.h: filename -> file_name in local vars. + * lib/bitset_stats.c: Likewise. + * src/files.c: Likewise. + * src/scan-skel.l ("@output ".*\n): Likewise. + * src/files.c (file_name_split): Renamed from filename_split. + * src/muscle_tab.c (muscle_init): Output b4_file_name, not b4_filename. + +2005-09-08 Paul Eggert <eggert@cs.ucla.edu> + + * lib/.cvsignore: Add pipe-safer.c, stdio--.h, unistd--.h, + to accommodate latest gnulib. + + * tests/glr-regression.at (Duplicate representation of merged trees): + Add casts to pacify g++. Problem reported by twlevo@xs4all.nl. + + * bootstrap: Add comment as to why the AM_LANGINFO_CODESET hack is + needed. + +2005-08-26 Paul Eggert <eggert@cs.ucla.edu> + + * data/glr.c (yydestroyGLRState): Renamed from yydestroyStackItem. + All uses changed. Invoke user destructor after an error during a + split parse (trivial change from Joel E. Denny). + + * tests/glr-regression.at + (User destructor after an error during a split parse): New test case. + Problem reported by Joel E. Denny in: + http://lists.gnu.org/archive/html/bison-patches/2005-08/msg00029.html + +2005-08-25 Paul Eggert <eggert@cs.ucla.edu> + + * README-cvs: Give URLs for recommended tools. + Mention Gzip version problem, and bootstrapping issues. + Remove troubleshooting section, as it's somewhat obsolete. + + * bootstrap (no_cache): New var, to accommodate different wget + variants. Use it instead of '-C off'. Problem reported by + twlevo@xs4all.nl. + + * data/glr.c (yydestroyStackItem): New function. + (yyrecoverSyntaxError, yyreturn): Use it to improve quality of + debugging information. Problem reported by Joel E. Denny. + +2005-08-25 Akim Demaille <akim@epita.fr> + + * tests/local.at (AT_COMPILE_CXX): Pass $LINKS too. + +2005-08-24 Paul Eggert <eggert@cs.ucla.edu> + + * data/glr.c (yyrecoverSyntaxError, yyreturn): + Don't invoke destructor on unresolved entries. + * tests/glr-regression.at + (User destructor for unresolved GLR semantic value): New test case. + Problem reported by Joel E. Denny in: + http://lists.gnu.org/archive/html/bison-patches/2005-08/msg00016.html + +2005-08-21 Paul Eggert <eggert@cs.ucla.edu> + + * lib/.cvsignore: Remove realloc.c, strncasecmp.c, xstrdup.c. + Add strnlen.c. + * m4/.cvsignore: Remove codeset.m4, gettext.m4, lib-ld.m4, + lib-prefix.m4, po.m4. + + * data/glr.c (yyreturn): Use "Cleanup:" rather than "Error:" + in yydestruct diagnostic, since it might not be an error. + Problem reported by Joel Denny near end of + <http://lists.gnu.org/archive/html/help-bison/2005-07/msg00040.html>. + * data/lalr1.cc (yyerturn): Likewise. + * data/yacc.c (yyreturn): Likewise. + * tests/calc.at (_AT_CHECK_CALC_ERROR): Adjust to the above change. + + * src/files.c: Remove obsolete FIXME comment. + + * data/glr.c (YY_SYMBOL_PRINT): Append a newline, for consistency + with the other templates, and to fix bogus run-on messages such + as the one reported at the end of + <http://lists.gnu.org/archive/html/help-bison/2005-07/msg00040.html>. + All callers changed to avoid the newline. + (yyprocessOneStack): Output two lines rather than one, to accommodate + the above change. This changes the debug output format slightly. + + * data/glr.c (yyresolveValue): Fix redundant parse tree problem + reported by Joel E. Denny in + <http://lists.gnu.org/archive/html/bison-patches/2005-08/msg00004.html> + (trivial change). + * tests/glr-regression.at (Duplicate representation of merged trees): + New test, from Joel E. Denny in: + <http://lists.gnu.org/archive/html/help-bison/2005-07/msg00013.html>. + * THANKS: Add Joel E. Denny. + + * configure.ac (AC_INIT): Bump to 2.0c. + +2005-07-24 Paul Eggert <eggert@cs.ucla.edu> + + * NEWS: Version 2.0b. + + * Makefile.am (SUBDIRS): Put examples before tests, so that + "make check" doesn't finish with "All 1 tests passed". + + * tests/regression.at (Token definitions): Don't rely on + AT_PARSER_CHECK for data that contains backslashes. It currently + uses 'echo', and 'echo' isn't portable if its argument contains + backslashes. Problem found on OpenBSD 3.4. Also, do not assume + that the byte '\0xff' is not printable in the C locale; it is, + under OpenBSD 3.4 (!). Luckily, '\0x80' through '\0x9e' are + not printable, so use '\0x81' to test. + + * data/glr.c (YYOPTIONAL_LOC): Define even if it's not a recent + version of GCC, since the macro is used with non-GCC compilers. + + Fix core dump reported by Pablo De Napoli in + <http://lists.gnu.org/archive/html/bug-bison/2005-07/msg00053.html>. + * tests/regression.at (Invalid inputs with {}): New test. + * src/parse-gram.y (token_name): Translate type before using + it as an index. + + * data/glr.c (ATTRIBUTE_UNUSED): Remove, since it infringes on + the user's name space. All uses changed to __attribute__ + ((__unused__)). + (yyFail, yyMemoryExhausted, yyreportAmbiguity): + Add __attribute__ ((__noreturn__)). + + * etc/clcommit: Remove. We weren't using it, and it failed + "make maintainer-distcheck". + * Makefile.maint: Merge from coreutils. + (CVS_LIST, CVS_LIST_EXCEPT): New macros. + (syntax-check-rules): Change list of rules as described below. + (sc_cast_of_alloca_return_value, sc_dd_max_sym_length): + (sc_file_system, sc_obsolete_symbols, sc_prohibit_atoi_atof): + (sc_prohibit_jm_in_m4, sc_root_tests, sc_tight_scope): + (sc_trailing_space): New rules. + (sc_xalloc_h_in_src): Remove. + (sc_cast_of_argument_to_free, sc_cast_of_x_alloc_return_value): + (sc_space_tab, sc_error_exit_success, sc_changelog): + (sc_system_h_headers, sc_sun_os_names, sc_unmarked_diagnostics): + (makefile-check, po-check, author_mark_check): + (makefile_path_separator_check, copyright-check): + Use grep -n, to make it easier to find violations. + Use CVS_LIST and CVS_LIST_EXCEPT. + (header_regexp, h_re): Remove. + (dd_c): New macro. + (sc_dd_max_sym_length, .re-list, news-date-check): New rules. + (my-distcheck): Use more-modern GCC flags. + (signatures, %.asc): Remove. + (rel-files, announcement): Remove signatures. + Restore old updating code, even though we don't use it, so + that we're the same as coreutils. + (alpha, beta, major): Depend on news-date-check. + Make the upload commands. + + * data/c.m4, data/lalr1.cc, data/yacc.c: Normalize white space. + * lib/abitset.h, lib/bbitset.h, lib/bitset.h: Likewise. + * lib/bitset_stats.c, lib/ebitset.h, lib/lbitset.c: Likewise. + * lib/libitset.h, lib/timevar.c, lib/vbitset.h: Likewise. + * src/Makefile.am, src/gram.c, src/muscle_tab.h: Likewise. + * src/parse-gram.y, src/system.h, src/tables.c, src/vcg.c: Likewise. + * src/vcg_defaults.h, tests/cxx-type.at, tests/existing.at: Likewise. + * tests/sets.at: Likewise. + + * data/m4sugar/m4sugar.m4: Sync from Autoconf, except that + we comment out the Autoconf version number. + * doc/bison.texinfo (Calc++ Scanner): Don't use atoi, as + it's error-prone and "make maintainer-distcheck" rejects it. + + * lib/subpipe.c: Include <fcntl.h> without checking for HAVE_FCNTL_H. + Indent calls to "error" to pacify "make maintainer-distcheck", + when the calls are not intended to be translated. + * m4/subpipe.m4 (BISON_PREREQ_SUBPIPE): Don't check for fcntl.h. + + * src/Makefile.am (DEFS): Use +=, to pacify + "make maintainer-distcheck". + (bison_SOURCES): Add scan-skel.h. + (sc_tight_scope): New rule, from coreutils. + + * src/files.c (src_extension, header_extension): + Now static, not extern. + * src/getargs.c (short_options): Likewise. + * src/muscle_tab.c (muscle_table): Likewise. + * src/parse-gram.y (current_class, current_type, current_prec): + Likewise. + * src/reader.c (grammar_end, previous_rule_end): Likewise. + * src/getargs.h: Redo comments to pacify "make maintainer-distcheck". + * src/main.c (main): Cast bindtextdomain and textdomain calls to + void, to avoid warning when NLS is disabled. + * src/output.c: Include scan-skel.h. + (scan_skel): Remove decl, since scan-skel.h does this. + (output_skeleton): + Indent calls to "error" to pacify "make maintainer-distcheck". + * src/print_graph.c: Don't include <obstack.h>, as system.h does this. + * src/reader.h (gram_end, gram_lineno): New decls to pacify + "make maintainer-distcheck". + * src/scan-skel.l (skel_lex, skel_get_lineno, skel_get_in): + (skel_get_out, skel_get_leng, skel_get_text, skel_set_lineno): + (skel_set_in, skel_set_out, skel_get_debug, skel_set_debug): + (skel_lex_destroy, scan_skel): Move these decls to... + * src/scan-skel.h: New file. + * src/uniqstr.c (uniqstr_assert): + Indent calls to "error" to pacify "make maintainer-distcheck". + + * tests/Makefile.am ($(srcdir)/package.m4): Use $(VAR), + not @VAR@. + + * tests/torture.at: Revamp to avoid misuse of atoi that + "make maintainer-distcheck" complained about. + + * examples/extexi (message): Don't print a message more than once, + and omit line-number decoration that makes Emacs compile think + that informative messages are worth worrying about. + +2005-07-22 Paul Eggert <eggert@cs.ucla.edu> + + * configure.ac: Update version number. + + * Makefile.am (SUBDIRS): Add examples; somehow this got removed + accidentally. + * examples/calc++/calc++-parser.yy: Remove from CVS, as it's + autogenerated by the maintainer. + * examples/calc++/.cvsignore: Add *.yy. + + * lib/bitset.c (bitset_alloc): Don't cast xcalloc result. + * lib/bitset_stats.c (bitset_stats_init): Likewise. + * lib/bitsetv.c (bitsetv_alloc): Likewise. + + * po/POTFILES.in: Add lib/xalloc-die.c; remove lib/xmalloc.c. + + * src/relation.c (relation_transpose): Rewrite to avoid bogus complaint + from maintainer-distcheck about casting the argument of 'free'. + + * NEWS: Mention recent yytname changes. + * THANKS: Add Anthony Heading, twlevo@xs4all.nl. + + * bootstrap: For translations that have not yet been upgraded to + the new runtime-po domain, prime the pump by extracting the + relevant strings from the obsolete translations. This code can be + removed once the bison-runtime domain has been translated by each + team. + + * src/scan-gram.l (<SC_PRE_CODE>.): Don't double-quote token names, + now that token names are already quoted. + + Fix problem reported by Anthony Heading. + * data/glr.c (YYTOKEN_TABLE): New macro. + (yytname): Define if YYTOKEN_TABLE. + * data/yacc.c (YYTOKEN_TABLE, yytname): Likewise. + * data/lalr1.cc (YYTOKEN_TABLE, yytname_): Likewise. + (YYERROR_VERBOSE): Define the same way the other skeletons do. + * src/output.c (prepare_symbols): Output token_table_flag. + +2005-07-21 Paul Eggert <eggert@cs.ucla.edu> + + * data/glr.c (yyinitGLRStack, yyreturn): Don't call malloc + again if the first call fails. + + * data/glr.c (yytnamerr): New function. + (yyreportSyntaxError): Use it to dequote most string literals. + * data/lalr1.c (yytname_): Renamed from yyname_, for compatibility + with other skeletons. All uses changed. + (yytnameerr_): New function. + (yyreport_syntax_error): Use it to dequote most string literals. + * data/yacc.c (yytnamerr): New function. + (yyerrlab): Use it to decode most string literals. + * doc/bison.texinfo (Decl Summary, Calling Convention): + Clarify quoting convention of yytname. + * src/output.c (prepare_symbols): Quote all names. This undoes + the 2005-04-17 change, which is now accomplished (mostly) via + changes in the parsers as described above. + * tests/regression.at (Token definitions, Web2c Actions): + Undo most 2005-04-17 change here, too. + +2005-07-20 Paul Eggert <eggert@cs.ucla.edu> + + Fix more problems reported by twlevo@xs4all.nl. + * tests/cxx-type.at: Don't pipe output of ./types through sed to + remove trailing spaces. This loses the exit status of ./types, + and isn't needed since ./types shouldn't be emitting trailing + spaces. + * data/glr.c (yyreturn): Don't pop stack if yyinitStateSet failed, + as the stack isn't valid in that case. + + * src/scan-gram.l (gram_get_lineno, gram_get_in, gram_get_out): + (gram_get_leng, gram_get_text, gram_set_lineno, gram_set_in): + (gram_set_out, gram_get_debug, gram_set_debug, gram_lex_destroy): + Add declarations to pacify "gcc -Wmissing-prototypes" when flex 2.5.31 + is used. + * src/scan-skel.l (skel_get_lineno, skel_get_in, skel_get_out): + (skel_get_leng, skel_get_text, skel_set_lineno, skel_set_in): + (skel_set_out, skel_get_debug, skel_set_debug, skel_lex_destroy): + Likewise. + + * tests/cxx-type.at (_AT_TEST_GLR_CXXTYPES): Work even with + overly-picky compilers that reject 'char *foo = "bar";'. + + * src/symtab.c (SYMBOL_ATTR_PRINT, symbol_print): Direct output + to FILE * parameter, not to stderr. This fixes a typo introduced + in the 2005-07-12 change. + + * lib/subpipe.c (create_subpipe): Rewrite slightly to avoid + warnings from GCC 4. + + * data/glr.c (yyexpandGLRStack, yyaddDeferredAction, yyexpandGLRStack): + (yyglrShiftDefer, yysplitStack): + Remove unused parameters b4_pure_formals. All uses changed. + (yyglrShift): Remove unused parameters b4_user_formals. + All uses changed. + (yyglrReduce): Removed unused parameter yylocp. All uses changed. + 2005-07-18 Paul Eggert <eggert@cs.ucla.edu> + Destructor cleanups and regularization among the three skeletons. + * NEWS: Document the behavior changes. + * data/glr.c (yyrecoverSyntaxError): Don't bother to pop the + stack before failing, as the cleanup code will do it for us now. + * data/lalr1.cc (yyerrlab): Likewise. + * data/glr.c (yyparse): Pop everything off the stack before + freeing it, so that destructors get called properly. + * data/lalr1.cc (yyreturn): Likewise. + * data/yacc.c (yyreturn): Pop and destroy the start symbol, too. + This is more consistent. + * doc/bison.texinfo (Destructor Decl): Mention more reasons + why destructors might be called. 1.875 -> 2.1. + (Destructor Decl, Decl Summary, Table of Symbols): + Some English-language cleanups for %destructor. + * tests/actions.at (_AT_CHECK_PRINTER_AND_DESTRUCTOR): + Add output line for destructor of start symbol. + * tests/calc.at (AT_CHECK_CALC): Add one to line counts, + because of that same extra output line. + + * NEWS: Document minor wording changes in diagnostics of + Bison-generated parsers. + * data/glr.c (yyMemoryExhausted): Renamed from yyStackOverflow. + Remove unused formals. All uses changed. + (yyreportAmbiguity): "ambiguity detected" -> "syntax is ambiguous". + (yyparse): Rename yyoverflowlab to yyexhaustedlab. + * data/yacc.c (yyparse): "parser stack overflow" -> "memory exhausted". + Rename yyoverflowab to yyexhaustedlab. + When memory exhaustion occurs during syntax-error reporting, + report it separately rather than in a single diagnostic; this + eases translation. + * doc/bison.texinfo (Memory Management): Renamed from Stack Overflow. + (Memory Exhausted): Renamed from Parser Stack Overflow. + Revamp wording slightly to prefer "memory exhaustion". + * tests/actions.at: "parser stack overflow" -> "memory exhausted". + + * data/c.m4 (b4_yysymprint_generate): Use YYFPRINTF, not fprintf. + Add i18n support to the GLR skeleton. Partially fix the C++ skeleton; a C++ expert needs to finish this. Remove debugging msgids; there's little point to having them translated, since they @@ -1188,7 +1834,7 @@ line. 2004-10-22 Akim Demaille <akim@epita.fr> - and Paul Eggert <eggert@cs.ucla.edu> + and Paul Eggert <eggert@cs.ucla.edu> Remove some arbitrary limits on goto numbers and relations. * src/lalr.c (goto_map, ngotos, from_state, to_state): Omit @@ -1418,7 +2064,7 @@ 2004-09-06 Akim Demaille <akim@epita.fr> * data/lalr1.cc: Adjust the indentation of the labels. - (Parser::pop): New. + (Parser::pop): New. Use it. 2004-09-06 Akim Demaille <akim@epita.fr> @@ -13791,24 +14437,13 @@ * REFERENCES: entered into RCS ------ - -Copyright (C) 1987, 1988, 1991, 1992, 1993, 1994, 1995, 1996, 1997, -1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. - -This file is part of Bison, the GNU Compiler Compiler. -Bison is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. + ----- -Bison is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. + Copyright (C) 1987, 1988, 1991, 1992, 1993, 1994, 1995, 1996, + 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software + Foundation, Inc. -You should have received a copy of the GNU General Public License -along with Bison; see the file COPYING. If not, write to -the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. + Copying and distribution of this file, with or without + modification, are permitted provided the copyright notice and this + notice are preserved.