Re: Traking locations error

[Hans Aberg]

Please cc the Help-Bison list, and keep it in subsequent discussion,  
so that others may help.

  Hans Aberg


On 17 Jan 2007, at 09:56, Kamel SEGHAIER wrote:

> Hi Hans,
>
> I'm using traking locations to detect error in my parser, i'm using  
> the macro YYLLOC_DEFAULT ,I define YYRHSLOC(Rhs, K) (Rhs)[K]) and  
> add the directive %locations and %pure_parser but i have always  
> this error :
> `Rhs' undeclared (first use in this function).
> May I miss some declaration but I don't know exactly ....
>
>
> int yylex (YYSTYPE * lvalp, YYLTYPE * llocp );
> #define YYRHSLOC(Rhs, K) (Rhs)[K])
> #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)
> %}
>
> %locations
> %pure-parser
>
> Can u help me.
>
> Best regards.
> Kamel