Regarding generation of Header file
Earnie Boyd
earnie_boyd@yahoo.com
Fri Oct 1 05:21:00 GMT 1999
--- Gupta Sheetal GUR <Gupta.Sheetal@avl.com> wrote:
> hi there,
> I had mailed to 'cygwin-info@sourceware.cygnus.com' but not got any response
>
> i am sorry to disturb you.But its a urgent requirement .
>
> THANKS in advance.
>
> Kindly suggest me to come out of the following problem.
> I am using flex and byacc tool on winnt4.0
> When i generate the y.tab.c and y.tab.h files using byacc -d test.y
> test.y
>
> %{
> #include <stdio.h>
> %}
>
> %union {
> int a;
> double x;
> }
>
> %token <x> NAME
> %token <a> NUMBER
>
> %%
> statement: NAME '=' expression
> |expression
> ;
> expression:NUMBER '+' NUMBER
> |NUMBER '-' NUMBER
> ;
> %%
>
>
>
> PROBLEM
> the header file contain the union part two times
> or one complete and other cut one why???
>
> y.tab.h
> #define NAME 257
> #define NUMBER 258
> typedef union {
> int a;
> double x;
> }nt a;
> double x;
> } YYSTYPE;
> YYSTYPE;
> extern YYSTYPE yylval;
>
> THANKS
>
> Sheetal Gupta
> Software Engineer
> AVL India Software Pvt Ltd.
> 376-377 Udyog Vihar, Phase IV,
> Gurgaon -122015 (Haryana (INDIA)
>
> > Tel 91-0124-341-302/ 769,340-387/858/389/386
> E-mail: sheetal.gupta@avl.com
> sheetal_g@hotmail.com
> sheetalgupta@usa.net
I don't have a clue. I've forwarded you message to the list. Can anyone help
Seetal?
=====
Earnie Boyd < mailto:earnie_boyd@yahoo.com >
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