build: fix gen-ChangeLog call.

[bison.git] / data / glr.cc

diff --git a/data/glr.cc b/data/glr.cc
index a55df4f37aab50fc08efa88d6b76dc598f803c34..ba6ceac0da68a4e3259f988d98ad3604c00664c3 100644 (file)
--- a/data/glr.cc
+++ b/data/glr.cc
@@ -1,7 +1,8 @@
                                                                     -*- C -*-
 
 # C++ GLR skeleton for Bison
                                                                     -*- C -*-
 
 # 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
 
 # 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


@@ -77,10 +78,10 @@ m4_define([b4_yy_symbol_print_generate],
     [static void],
     [[FILE *],               []],
     [[int yytype],           [yytype]],
     [static void],
     [[FILE *],               []],
     [[int yytype],           [yytype]],

-    [[const b4_namespace_ref::b4_parser_class_name::semantic_type *yyvaluep],
-                            [yyvaluep]],
-    [[const b4_namespace_ref::b4_parser_class_name::location_type *yylocationp],
-                            [yylocationp]],
+    [[const ]b4_namespace_ref::b4_parser_class_name[::semantic_type *yyvaluep],
+                             [yyvaluep]],
+    [[const ]b4_namespace_ref::b4_parser_class_name[::location_type *yylocationp],
+                             [yylocationp]],

     b4_parse_param)[
 {
 ]b4_parse_param_use[]dnl
     b4_parse_param)[
 {
 ]b4_parse_param_use[]dnl


@@ -89,18 +90,22 @@ m4_define([b4_yy_symbol_print_generate],
 ]])
 
 
 ]])
 
 

-# Declare yyerror.
+# Hijack the post prologue to insert early definition of YYLLOC_DEFAULT
+# and declaration of yyerror.

 m4_append([b4_post_prologue],
 m4_append([b4_post_prologue],

-[b4_syncline([@oline@], [@ofile@])
-
-b4_c_ansi_function_decl([yyerror],
+[b4_syncline([@oline@], [@ofile@])[
+]b4_yylloc_default_define[
+#define YYRHSLOC(Rhs, K) ((Rhs)[K].yystate.yyloc)
+]b4_c_ansi_function_decl([yyerror],

     [static void],
     [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]])])
 
 
     b4_parse_param,
     [[const char* msg], [msg]])])
 
 

-# Define yyerror.
+# Hijack the epilogue to define implementations (yyerror, parser member
+# functions etc.).

 m4_append([b4_epilogue],
 [b4_syncline([@oline@], [@ofile@])[
 /*------------------.
 m4_append([b4_epilogue],
 [b4_syncline([@oline@], [@ofile@])[
 /*------------------.


@@ -109,7 +114,8 @@ m4_append([b4_epilogue],
 
 ]b4_c_ansi_function_def([yyerror],
     [static void],
 
 ]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]])[
 {
     b4_parse_param,
     [[const char* msg], [msg]])[
 {


@@ -124,7 +130,7 @@ m4_pushdef([b4_parse_param], m4_defn([b4_parse_param_orig]))dnl
 [  /// Build a parser object.
   ]b4_parser_class_name::b4_parser_class_name[ (]b4_parse_param_decl[)]m4_ifset([b4_parse_param], [
     :])[
 [  /// Build a parser object.
   ]b4_parser_class_name::b4_parser_class_name[ (]b4_parse_param_decl[)]m4_ifset([b4_parse_param], [
     :])[

-#if YYDEBUG
+#if ]b4_api_PREFIX[DEBUG

     ]m4_ifset([b4_parse_param], [  ], [ :])[yydebug_ (false),
       yycdebug_ (&std::cerr)]m4_ifset([b4_parse_param], [,])[
 #endif]b4_parse_param_cons[
     ]m4_ifset([b4_parse_param], [  ], [ :])[yydebug_ (false),
       yycdebug_ (&std::cerr)]m4_ifset([b4_parse_param], [,])[
 #endif]b4_parse_param_cons[


@@ -141,34 +147,38 @@ m4_pushdef([b4_parse_param], m4_defn([b4_parse_param_orig]))dnl
     return ::yyparse (*this]b4_user_args[);
   }
 
     return ::yyparse (*this]b4_user_args[);
   }
 

-#if YYDEBUG
+#if ]b4_api_PREFIX[DEBUG

   /*--------------------.
   | Print this symbol.  |
   `--------------------*/
 
   inline void
   ]b4_parser_class_name[::yy_symbol_value_print_ (int yytype,
   /*--------------------.
   | Print this symbol.  |
   `--------------------*/
 
   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 (yylocationp);

+    YYUSE (yyvaluep);
+    std::ostream& yyoutput = debug_stream ();
+    std::ostream& yyo = yyoutput;
+    YYUSE (yyo);

     switch (yytype)
       {
   ]m4_map([b4_symbol_actions], m4_defn([b4_symbol_printers]))dnl
 [        default:
     switch (yytype)
       {
   ]m4_map([b4_symbol_actions], m4_defn([b4_symbol_printers]))dnl
 [        default:

-         break;
+          break;

       }
   }
 
 
   void
   ]b4_parser_class_name[::yy_symbol_print_ (int yytype,
       }
   }
 
 
   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")
   {
     *yycdebug_ << (yytype < YYNTOKENS ? "token" : "nterm")

-              << ' ' << yytname[yytype] << " ("
-              << *yylocationp << ": ";
+               << ' ' << yytname[yytype] << " ("
+               << *yylocationp << ": ";

     yy_symbol_value_print_ (yytype, yyvaluep, yylocationp);
     *yycdebug_ << ')';
   }
     yy_symbol_value_print_ (yytype, yyvaluep, yylocationp);
     *yycdebug_ << ')';
   }


@@ -208,10 +218,10 @@ 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],
 # 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_defn([b4_parse_param])))],
+            [[b4_namespace_ref::b4_parser_class_name[& yyparser], [[yyparser]]],]
+m4_defn([b4_parse_param]))],

 [m4_pushdef([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])
 ])
 m4_include(b4_pkgdatadir/[glr.c])
 m4_popdef([b4_parse_param])


@@ -219,46 +229,20 @@ m4_popdef([b4_parse_param])
 m4_divert_push(0)
 @output(b4_spec_defines_file@)@
 b4_copyright([Skeleton interface for Bison GLR parsers in C++],
 m4_divert_push(0)
 @output(b4_spec_defines_file@)@
 b4_copyright([Skeleton interface for Bison GLR parsers in C++],

-             [2002-2006, 2009-2010])[
+             [2002-2006, 2009-2012])[

 
 /* C++ GLR parser skeleton written by Akim Demaille.  */
 
 
 /* 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]])[
 
 
 ]b4_percent_code_get([[requires]])[
 

-#include <string>
-#include <iostream>
+# include <string>
+# include <iostream>

 ]b4_percent_define_ifdef([[location_type]], [],
 ]b4_percent_define_ifdef([[location_type]], [],

-                         [[#include "location.hh"]])[
+                         [[# include "location.hh"]])[

 
 

-/* Using locations.  */
-#define YYLSP_NEEDED ]b4_locations_flag[
-
-/* Enabling traces.  */
-#ifndef YYDEBUG
-# define YYDEBUG ]b4_debug_flag[
-#endif
-
-/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
-   If N is 0, then set CURRENT to the empty location which ends
-   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;      \
-       }                                                               \
-    while (/*CONSTCOND*/ 0)
-#endif
+]b4_YYDEBUG_define[

 
 ]b4_namespace_open[
   /// A Bison parser.
 
 ]b4_namespace_open[
   /// A Bison parser.


@@ -266,7 +250,7 @@ b4_copyright([Skeleton interface for Bison GLR parsers in C++],
   {
   public:
     /// Symbol semantic values.
   {
   public:
     /// Symbol semantic values.

-#ifndef YYSTYPE
+# ifndef ]b4_api_PREFIX[STYPE

 ]m4_ifdef([b4_stype],
 [    union semantic_type
     {
 ]m4_ifdef([b4_stype],
 [    union semantic_type
     {


@@ -274,10 +258,10 @@ b4_user_stype
     };],
 [m4_if(b4_tag_seen_flag, 0,
 [[    typedef int semantic_type;]],
     };],
 [m4_if(b4_tag_seen_flag, 0,
 [[    typedef int semantic_type;]],

-[[    typedef YYSTYPE semantic_type;]])])[
-#else
-    typedef YYSTYPE semantic_type;
-#endif
+[[    typedef ]b4_api_PREFIX[STYPE semantic_type;]])])[
+# else
+    typedef ]b4_api_PREFIX[STYPE semantic_type;
+# endif

     /// Symbol locations.
     typedef ]b4_percent_define_get([[location_type]],
                                    [[location]])[ location_type;
     /// Symbol locations.
     typedef ]b4_percent_define_get([[location_type]],
                                    [[location]])[ location_type;


@@ -318,38 +302,27 @@ b4_user_stype
     virtual void error (const location_type& loc, const std::string& msg);
   private:
 
     virtual void error (const location_type& loc, const std::string& msg);
   private:
 

-#if YYDEBUG
+# if ]b4_api_PREFIX[DEBUG

   public:
     /// \brief Report a symbol value on the debug stream.
     /// \param yytype       The token type.
     /// \param yyvaluep     Its semantic value.
     /// \param yylocationp  Its location.
     virtual void yy_symbol_value_print_ (int yytype,
   public:
     /// \brief Report a symbol value on the debug stream.
     /// \param yytype       The token type.
     /// \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,
     /// \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.  */
     int yydebug_;
     std::ostream* yycdebug_;
   private:
     /* Debugging.  */
     int yydebug_;
     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);
+# endif

 
 ]b4_parse_param_vars[
   };
 
 ]b4_parse_param_vars[
   };


@@ -358,16 +331,14 @@ b4_user_stype
 b4_percent_define_flag_if([[global_tokens_and_yystype]],
 [b4_token_defines(b4_tokens)])
 [
 b4_percent_define_flag_if([[global_tokens_and_yystype]],
 [b4_token_defines(b4_tokens)])
 [

-#ifndef YYSTYPE
-# define YYSTYPE ]b4_namespace_ref[::]b4_parser_class_name[::semantic_type
+#ifndef ]b4_api_PREFIX[STYPE
+# define ]b4_api_PREFIX[STYPE ]b4_namespace_ref[::]b4_parser_class_name[::semantic_type

 #endif
 #endif

-#ifndef YYLTYPE
-# define YYLTYPE ]b4_namespace_ref[::]b4_parser_class_name[::location_type
+#ifndef ]b4_api_PREFIX[LTYPE
+# define ]b4_api_PREFIX[LTYPE ]b4_namespace_ref[::]b4_parser_class_name[::location_type

 #endif
 
 ]b4_namespace_close[
 #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)