Re: Stopping as soon as a valid symbol is read

[Hans Aberg]

On 25 Jul 2011, at 10:52, Ludovic Courtès wrote:

> I’m trying to parse a C expression from an input stream.  I’d like the
> parser to stop as soon as a valid expression is read (or an error is
> encountered).
> 
> However, the default behavior is to stop whenever a valid expression
> /followed by the end-of-file marker/ is encountered.  Thus, if the input
> stream contains a sequence of 2 or more expressions, the parser will
> report an error because it’s expecting $end after the first expression.
> 
> Any idea how to achieve what I want?

It may be the push parser you are looking for. (See the Bison manual, sec. 
3.7.11.)

Hans