Re: problems

[John W. Millaway]

> #include <stdlib.h>
> 
> int main (int c, char **v)
> {
>     FILE *f;
> 
>     if ( !(f=fopen("tentative.input","r")) )
>     {
>       printf("%s\n","impossible ouvrir fichier dans le repertoire");
>       exit(0);
>       }
>   select_input (f); 
> 
>   yyparse ();
> }
> 
> void select_input (FILE *fin)
> {
>         extern FILE *yyin;
>         yyin = fin;
> }

The above code is perfectly good. In a debugger, verify 'yyin == f' inside the
function yylex().

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