Re: ylwrap fails with name-prefixed .l file

[Ralf Wildenhues]

Hello Jan,

* Jan Engelhardt wrote on Wed, Mar 25, 2009 at 12:08:57AM CET:
> when a scanner.l file contains
> 
>       %option prefix="foo_"
> 
> flex will output to lex.foo_.c instead of lex.yy.c,
> causing ylwrap to fail
> 
>       (automake runs:)
>       /bin/sh ../ylwrap scanner.l lex.yy.c scanner.c -- flex  
> 
> How would one best proceed here? Especially when there are multiple 
> lexers/parsers possible, so just removing %option prefix is likely to 
> end in a link-time "double definition" error.

The Automake manual has a section to describe what to do with multiple
parsers.  Does that not work?

Cheers,
Ralf