On Mon, 14 Oct 2019, Markus Elfring wrote:
> > Changes within #define code should be supported if Coccinelle is able
> > to parse the code independently of its usage context.
>
> I suggest to take a closer look at the current software situation.
>
> @replacement@
> expression x;
> identifier macro;
> @@
> #define macro(name)
> -snprintf
> +spgprintf_d
> (...,
> -PAGE_SIZE, "%d\n",
> (x)->name)
>
>
> elfring@Sonne:~/Projekte/Coccinelle/Probe> spatch --parse-cocci
> use_spgprintf2.cocci
> …
> minus: parse error:
> File "use_spgprintf2.cocci", line 11, column 0, charpos = 132
> around = '',
> whole content =
>
>
> Can such an error message be explained better?
>
>
> I imagine that context-dependent data processing will be needed here
> to distinguish if preprocessor code should be adjusted (or not).
> How much will this technical aspect matter?
Macros are supposed to be written on one line.
Anyway, to my understanding the goal was not to modify the #define part,
but rather only the code part.
julia
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