Re: [Cocci] [PATCH 4/4] coccicheck: add indexing enhancement options

Julia Lawall
2016-06-11T06:05:58Z

On Sat, 11 Jun 2016, Wolfram Sang wrote:

>
> > It's not as efficient as glimpse because the query language is simpler.
>
> Interesting, what is missing compared to glimpse?

Glimpse allows queries that are arbitrary formulas, up to a limited level
of complexity, involving both && and ||. For idutils, Coccinelle runs lid
on each of the tokens in the formula, and then does unions and
intersections on the result.

julia

> > So more filtering has to be done at the ocaml level. But it's probably
> > fine in most cases.
>
> For me, it has two advantages over glimpse:
>
> a) it is in the debian package repository
> b) the same database can be used with the code browser 'seascope'
> which can do nice things by feeding ctags on the fly with data
> from id-utils.
>
> Mileages vary, of course, just wanted to mention it to give pointers.
>
>