/[bison]/bison/data/lalr1.cc
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revision 1.13 by akim, Wed Nov 6 14:11:47 2002 UTC revision 1.14 by eggert, Tue Nov 12 07:21:01 2002 UTC
# Line 48  m4_define([b4_lhs_value], Line 48  m4_define([b4_lhs_value],
48  # Expansion of $<TYPE>NUM, where the current rule has RULE-LENGTH  # Expansion of $<TYPE>NUM, where the current rule has RULE-LENGTH
49  # symbols on RHS.  # symbols on RHS.
50  m4_define([b4_rhs_value],  m4_define([b4_rhs_value],
51  [semantic_stack_@<:@m4_eval([$1 - $2])@:>@m4_ifval([$3], [.$3])])  [semantic_stack_@{m4_eval([$1 - $2])@}m4_ifval([$3], [.$3])])
52    
53  m4_define_default([b4_location_type], [Location])  m4_define_default([b4_location_type], [Location])
54    
# Line 64  m4_define([b4_lhs_location], Line 64  m4_define([b4_lhs_location],
64  # Expansion of @NUM, where the current rule has RULE-LENGTH symbols  # Expansion of @NUM, where the current rule has RULE-LENGTH symbols
65  # on RHS.  # on RHS.
66  m4_define([b4_rhs_location],  m4_define([b4_rhs_location],
67  [location_stack_@<:@m4_eval([$1 - $2])@:>@])  [location_stack_@{m4_eval([$1 - $2])@}])
68    
69    
 m4_define_default([b4_input_suffix], [.y])  
   
 m4_define_default([b4_output_parser_suffix],  
 [m4_translit(b4_input_suffix, [yY], [cC])])  
   
 m4_define_default([b4_output_parser_name],  
 [b4_output_prefix[]b4_output_infix[]b4_output_parser_suffix[]])  
   
   
 m4_define_default([b4_output_header_suffix],  
 [m4_translit(b4_input_suffix, [yY], [hH])])  
   
 m4_define_default([b4_output_header_name],  
 [b4_output_prefix[]b4_output_infix[]b4_output_header_suffix[]])  
   
 m4_define_default([b4_header_guard],  
                   [m4_bpatsubst(m4_toupper([BISON_]b4_output_header_name),  
                                 [[^ABCDEFGHIJKLMNOPQRSTUVWXYZ]], [_])])  
   
70  m4_define([b4_inherit],  m4_define([b4_inherit],
71            [m4_ifdef([b4_root],            [m4_ifdef([b4_root],
72                      [: public b4_root                      [: public b4_root
# Line 108  m4_define([b4_constructor], Line 89  m4_define([b4_constructor],
89  # We do want M4 expansion after # for CPP macros.  # We do want M4 expansion after # for CPP macros.
90  m4_changecom()  m4_changecom()
91  m4_divert(0)dnl  m4_divert(0)dnl
92  #output "b4_output_header_name"  @output @output_header_name@
93  b4_copyright([C++ Skeleton parser for LALR(1) parsing with Bison],  b4_copyright([C++ Skeleton parser for LALR(1) parsing with Bison],
94               [2002])               [2002])
95  #ifndef b4_header_guard  #ifndef YYLSP_NEEDED
96  # define b4_header_guard  # define YYLSP_NEEDED
97    
98  #include "stack.hh"  #include "stack.hh"
99  #include "location.hh"  #include "location.hh"
# Line 129  b4_token_defines(b4_tokens) Line 110  b4_token_defines(b4_tokens)
110  b4_pre_prologue  b4_pre_prologue
111    
112  /* Line __line__ of __file__.  */  /* Line __line__ of __file__.  */
113  b4_syncline([__oline__], [__ofile__])  b4_syncline([@oline@], [@ofile@])
114    
115  /* Enabling traces.  */  /* Enabling traces.  */
116  #ifndef YYDEBUG  #ifndef YYDEBUG
# Line 146  m4_ifdef([b4_stype], Line 127  m4_ifdef([b4_stype],
127  [b4_syncline([b4_stype_line], [b4_filename])  [b4_syncline([b4_stype_line], [b4_filename])
128  typedef union b4_stype yystype;  typedef union b4_stype yystype;
129  /* Line __line__ of __file__.  */  /* Line __line__ of __file__.  */
130  b4_syncline([__oline__], [__ofile__])],  b4_syncline([@oline@], [@ofile@])],
131  [typedef int yystype;])  [typedef int yystype;])
132  # define YYSTYPE yystype  # define YYSTYPE yystype
133  #endif  #endif
# Line 155  b4_syncline([__oline__], [__ofile__])], Line 136  b4_syncline([__oline__], [__ofile__])],
136  b4_post_prologue  b4_post_prologue
137    
138  /* Line __line__ of __file__.  */  /* Line __line__ of __file__.  */
139  b4_syncline([__oline__], [__ofile__])  b4_syncline([@oline@], [@ofile@])
140  #ifndef YYLLOC_DEFAULT  #ifndef YYLLOC_DEFAULT
141  # define YYLLOC_DEFAULT(Current, Rhs, N) \  # define YYLLOC_DEFAULT(Current, Rhs, N) \
142     Current.last_line = Rhs[[N]].last_line; \     Current.last_line = Rhs[[N]].last_line; \
# Line 291  namespace yy Line 272  namespace yy
272      SemanticType value;      SemanticType value;
273      LocationType location;      LocationType location;
274    
275      /* @$ and $$.  */      /* @@$ and $$.  */
276      SemanticType yyval;      SemanticType yyval;
277      LocationType yyloc;      LocationType yyloc;
278    
# Line 300  namespace yy Line 281  namespace yy
281    };    };
282  }  }
283    
284  #endif /* not b4_header_guard */  #endif /* ! defined YYLSP_NEEDED */
285  dnl  dnl
286  #output "b4_output_prefix[]b4_output_infix[].cc"  @output @output_parser_name@
287  b4_copyright([C++ Skeleton parser for LALR(1) parsing with Bison],  b4_copyright([C++ Skeleton parser for LALR(1) parsing with Bison],
288               [2002])               [2002])
289    
290  #include "b4_output_header_name"  #include @output_header_name@
291    
292  /* Enable debugging if requested.  */  /* Enable debugging if requested.  */
293  #if YYDEBUG  #if YYDEBUG
# Line 463  yy::b4_parser_class_name::parse () Line 444  yy::b4_parser_class_name::parse ()
444      }      }
445    
446  /* Line __line__ of __file__.  */  /* Line __line__ of __file__.  */
447  b4_syncline([__oline__], [__ofile__])  b4_syncline([@oline@], [@ofile@])
448    
449    state_stack_.pop (len_);    state_stack_.pop (len_);
450    semantic_stack_.pop (len_);    semantic_stack_.pop (len_);
# Line 781  const yy::b4_parser_class_name::TokenNum Line 762  const yy::b4_parser_class_name::TokenNum
762    
763  b4_epilogue  b4_epilogue
764  dnl  dnl
765  #output "stack.hh"  @output stack.hh
766  b4_copyright([2002])  b4_copyright([2002])
767    
768  #ifndef BISON_STACK_HH  #ifndef BISON_STACK_HH
# Line 878  namespace yy Line 859  namespace yy
859    
860  #endif // not BISON_STACK_HH  #endif // not BISON_STACK_HH
861  dnl  dnl
862  #output "location.hh"  @output location.hh
863  b4_copyright([2002])  b4_copyright([2002])
864    
865  #ifndef BISON_LOCATION_HH  #ifndef BISON_LOCATION_HH

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