Re: flex using g++

[W. L. Estes]

On Thursday, 12 September 2002,15:36 -0500, Arun Goel wrote:

> I downloaded the flex & now I am using flex 2.5.19 & g++ 3.1.
> 
> Now when I tried to compile the file generated using flex I am getting the
> following error.
> __________________________________________________________________
> DataQueryParser.C: In member function `virtual int yyFlexLexer::yylex()':
> DataQueryParser.C:1210: `yywrap' undeclared (first use this function)
> DataQueryParser.C:1210: (Each undeclared identifier is reported only once
> for
>    each function it appears in.)
> __________________________________________________________________

You need to provide a yywrap if you're not going to use the standard
flex function. This is discussed in the manual. You need to link
against the flex provided library if you want the standard yywrap function.

--Will