X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/e141f4d4bb6584bfbf13003047a2e48e9a6eab6a..22b081deb7ab1d0ec7a279e5213fa7fdc2c85207:/data/glr.cc diff --git a/data/glr.cc b/data/glr.cc index 4ebb3d1b..9a9d7764 100644 --- a/data/glr.cc +++ b/data/glr.cc @@ -1,5 +1,6 @@ # C++ GLR skeleton for Bison -# Copyright (C) 2002-2010 Free Software Foundation, Inc. + +# Copyright (C) 2002-2012 Free Software Foundation, Inc. # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -51,7 +52,8 @@ b4_defines_if([], [b4_fatal([b4_skeleton[: using %%defines is mandatory]])]) m4_include(b4_pkgdatadir/[c++.m4]) -m4_include(b4_pkgdatadir/[location.cc]) +b4_percent_define_ifdef([[location_type]], [], + [m4_include(b4_pkgdatadir/[location.cc])]) m4_define([b4_parser_class_name], [b4_percent_define_get([[parser_class_name]])]) @@ -75,9 +77,9 @@ m4_define([b4_yy_symbol_print_generate], [[FILE *], []], [[int yytype], [yytype]], [[const b4_namespace_ref::b4_parser_class_name::semantic_type *yyvaluep], - [yyvaluep]], + [yyvaluep]], [[const b4_namespace_ref::b4_parser_class_name::location_type *yylocationp], - [yylocationp]], + [yylocationp]], b4_parse_param)[ { ]b4_parse_param_use[]dnl @@ -92,7 +94,8 @@ m4_append([b4_post_prologue], b4_c_ansi_function_decl([yyerror], [static void], - [[b4_namespace_ref::b4_parser_class_name::location_type *yylocationp], [yylocationp]], + [[const b4_namespace_ref::b4_parser_class_name::location_type *yylocationp], + [yylocationp]], b4_parse_param, [[const char* msg], [msg]])]) @@ -106,7 +109,8 @@ m4_append([b4_epilogue], ]b4_c_ansi_function_def([yyerror], [static void], - [[b4_namespace_ref::b4_parser_class_name::location_type *yylocationp], [yylocationp]], + [[const b4_namespace_ref::b4_parser_class_name::location_type *yylocationp], + [yylocationp]], b4_parse_param, [[const char* msg], [msg]])[ { @@ -144,27 +148,31 @@ m4_pushdef([b4_parse_param], m4_defn([b4_parse_param_orig]))dnl inline void ]b4_parser_class_name[::yy_symbol_value_print_ (int yytype, - const semantic_type* yyvaluep, const location_type* yylocationp) + const semantic_type* yyvaluep, + const location_type* yylocationp) { - /* Pacify ``unused variable'' warnings. */ - YYUSE (yyvaluep); YYUSE (yylocationp); + YYUSE (yyvaluep); + std::ostream& yyoutput = debug_stream (); + std::ostream& yyo = yyoutput; + YYUSE (yyo); switch (yytype) { ]b4_symbol_foreach([b4_symbol_printer])dnl [ default: - break; + break; } } void ]b4_parser_class_name[::yy_symbol_print_ (int yytype, - const semantic_type* yyvaluep, const location_type* yylocationp) + const semantic_type* yyvaluep, + const location_type* yylocationp) { *yycdebug_ << (yytype < YYNTOKENS ? "token" : "nterm") - << ' ' << yytname[yytype] << " (" - << *yylocationp << ": "; + << ' ' << yytname[yytype] << " (" + << *yylocationp << ": "; yy_symbol_value_print_ (yytype, yyvaluep, yylocationp); *yycdebug_ << ')'; } @@ -203,10 +211,10 @@ b4_namespace_close[ # Let glr.c believe that the user arguments include the parser itself. m4_ifset([b4_parse_param], [m4_pushdef([b4_parse_param], - m4_dquote([[[b4_namespace_ref::b4_parser_class_name& yyparser], [[yyparser]]],] + m4_dquote([[[b4_namespace_ref::b4_parser_class_name& yyparser], [[yyparser]]],] m4_defn([b4_parse_param])))], [m4_pushdef([b4_parse_param], - [[[[b4_namespace_ref::b4_parser_class_name& yyparser], [[yyparser]]]]]) + [[[[b4_namespace_ref::b4_parser_class_name& yyparser], [[yyparser]]]]]) ]) m4_include(b4_pkgdatadir/[glr.c]) m4_popdef([b4_parse_param]) @@ -214,29 +222,23 @@ m4_popdef([b4_parse_param]) m4_divert_push(0) @output(b4_spec_defines_file@)@ b4_copyright([Skeleton interface for Bison GLR parsers in C++], - [2002-2010])[ + [2002-2012])[ /* C++ GLR parser skeleton written by Akim Demaille. */ -#ifndef PARSER_HEADER_H -# define PARSER_HEADER_H +]b4_cpp_guard_open([b4_spec_defines_file])[ ]b4_percent_code_get([[requires]])[ #include #include #include +]b4_percent_define_ifdef([[location_type]], [], + [[#include "location.hh"]])[ /* Using locations. */ #define YYLSP_NEEDED ]b4_locations_if([1], [0])[ -]b4_namespace_open[ - class position; - class location; -]b4_namespace_close[ - -#include "location.hh" - /* Enabling traces. */ #ifndef YYDEBUG # define YYDEBUG ]b4_parse_trace_if([1], [0])[ @@ -247,17 +249,17 @@ b4_copyright([Skeleton interface for Bison GLR parsers in C++], the previous symbol: RHS[0] (always defined). */ #ifndef YYLLOC_DEFAULT -# define YYLLOC_DEFAULT(Current, Rhs, N) \ - do \ - if (N) \ - { \ - (Current).begin = YYRHSLOC (Rhs, 1).begin; \ - (Current).end = YYRHSLOC (Rhs, N).end; \ - } \ - else \ - { \ - (Current).begin = (Current).end = YYRHSLOC (Rhs, 0).end; \ - } \ +# define YYLLOC_DEFAULT(Current, Rhs, N) \ + do \ + if (N) \ + { \ + (Current).begin = YYRHSLOC (Rhs, 1).begin; \ + (Current).end = YYRHSLOC (Rhs, N).end; \ + } \ + else \ + { \ + (Current).begin = (Current).end = YYRHSLOC (Rhs, 0).end; \ + } \ while (/*CONSTCOND*/ 0) #endif @@ -301,30 +303,20 @@ b4_copyright([Skeleton interface for Bison GLR parsers in C++], /// \param yyvaluep Its semantic value. /// \param yylocationp Its location. virtual void yy_symbol_value_print_ (int yytype, - const semantic_type* yyvaluep, - const location_type* yylocationp); + const semantic_type* yyvaluep, + const location_type* yylocationp); /// \brief Report a symbol on the debug stream. /// \param yytype The token type. /// \param yyvaluep Its semantic value. /// \param yylocationp Its location. virtual void yy_symbol_print_ (int yytype, - const semantic_type* yyvaluep, - const location_type* yylocationp); + const semantic_type* yyvaluep, + const location_type* yylocationp); private: /* Debugging. */ std::ostream* yycdebug_; #endif - /// \brief Reclaim the memory associated to a symbol. - /// \param yymsg Why this token is reclaimed. - /// \param yytype The symbol type. - /// \param yyvaluep Its semantic value. - /// \param yylocationp Its location. - inline void yydestruct_ (const char* yymsg, - int yytype, - semantic_type* yyvaluep, - location_type* yylocationp); - ]b4_parse_param_vars[ }; @@ -340,8 +332,6 @@ b4_percent_define_flag_if([[global_tokens_and_yystype]], #endif ]b4_namespace_close[ - -]b4_percent_code_get([[provides]])[]dnl - -[#endif /* ! defined PARSER_HEADER_H */] -m4_divert_pop(0) +]b4_percent_code_get([[provides]])[ +]b4_cpp_guard_close([b4_spec_defines_file])[ +]m4_divert_pop(0)