Re: [Cocci] Coccinelle: Script to replace allocate and memset with zalloc functions

From: Julia Lawall
Date: Fri Aug 19 2016 - 09:31:35 EST




On Fri, 19 Aug 2016, SF Markus Elfring wrote:

> >> I suggest to take another look at a few implementation details.
> >>
> >> 1. Would it make sense to merge such SmPL rules into one
> >> so that code duplication could be reduced a bit
> >> in such a script?
> >>
> >> 2. How do you think about to extend the shown check list
> >> with the function "kvm_kvzalloc"?
> â
> > kvm_kvzalloc function doesn't fit the same pattern as the other
> > functions in this semantic patch, and is kvm specific,
>
> Has this one got a similar function property?

Do you have any example where XXX followed by memset is converted to this
function?

>
> Do you prefer to exclude such functions which belong to subsystems
> so far generally?

Yes, because it would introduce unwanted dependencies.

>
> > so the semantic patch looks fine as is.
>
> How do you think about to express the shown source code repetition
> as an aspect by an other script format?

It is fine as it is.

julia