bison_compat.h

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#ifndef __BISON_COMPAT
#define __BISON_COMPAT
 
#define YYLTYPE loc_t
 
#define YYLTYPE_IS_DECLARED
 
#define YY_USER_INIT                         \
  yylloc->first.line   = yylloc->last.line = get_currline(yyscanner);\
  yylloc->first.column = yylloc->last.column = get_currpos(yyscanner);
 
#define YY_USER_ACTION                                                         \
  yylloc->first.line   = yylloc->last.line;                                    \
  yylloc->first.column = get_currpos(yyscanner);                               \
  if (yylloc->last.line == get_currline(yyscanner))                            \
    yylloc->last.column = get_currpos(yyscanner) + yyleng;                     \
  else {                                                                       \
    yylloc->last.line   = get_currline(yyscanner);                             \
    yylloc->last.column = get_currpos(yyscanner);                              \
  }
 
#define YYLLOC_DEFAULT(Current, Rhs, N)                                        \
  do                                                                           \
    if (N) {                                                                   \
      (Current).first.line   = YYRHSLOC(Rhs, 1).first.line;                    \
      (Current).first.column = YYRHSLOC(Rhs, 1).first.column;                  \
      (Current).last.line    = YYRHSLOC(Rhs, N).last.line;                     \
      (Current).last.column  = YYRHSLOC(Rhs, N).last.column;                   \
    } else {                                                                   \
      (Current).first.line = (Current).last.line = YYRHSLOC(Rhs, 0).last.line; \
      (Current).first.column                     = (Current).last.column =     \
          YYRHSLOC(Rhs, 0).last.column;                                        \
    }                                                                          \
  while (0)
 
ANN void clear_buffer(void *state, void *scan);
 
#endif