On 09/25/2012 10:34 PM, David Gibson wrote: > On Mon, Sep 24, 2012 at 04:51:17PM -0600, Stephen Warren wrote: >> From: Stephen Warren <[email protected]> >> >> Line control directives of the following formats are supported: >> #line LINE "FILE" >> # LINE FILE [FLAGS] >> >> This allows dtc to consume the output of pre-processors, and to provide >> error messages that refer to the original filename, including taking >> into account any #include directives that the pre-processor may have >> performed. > > I like the idea of handling line directives, whichever way we go with > the other cpp-related proposals. The fact that these are > distinguished from a propnodename beginning with # only by the > following digits is more subtle than I'd ideally like, but I think > it's wirth it. > > The only thing I would like to see change is to only recognize line > directives at the beginning of the line (in fact, preferably in column > 0 only). Unfortunately that is going to mean some mucky flex work, > including a new start state, I expect.
That turns out to be exceedingly easy; just put ^ at the start of the regex (after the start state specification), and Flex takes care of everything:-) _______________________________________________ devicetree-discuss mailing list [email protected] https://lists.ozlabs.org/listinfo/devicetree-discuss
