Re: [PATCH] perf: Fix accidentally preprocessed snprintf callback

[Frederic Weisbecker]

On Wed, Apr 14, 2010 at 02:37:48AM +0200, Frederic Weisbecker wrote:
> struct sort_entry has a callback named snprintf that turns an
> entry into a string result.
> 
> But there are glibc versions that implement snprintf through a
> macro. The following expression is then going to get the snprintf
> call preprocessed:
> 
> 	ent->snprintf(...)
> 
> to finally end up in a build error:
> 
> 	util/hist.c: Dans la fonction «hist_entry__snprintf» :
> 	util/hist.c:539: erreur: «struct sort_entry» has no member named «__builtin___snprintf_chk»
> 
> To fix this, rename struct sort_entry::snprintf() callback to
> to_string(), assuming at least Java methods naming won't ever
> conflict with perf.


Note I'm not entirely happy with this to_string() renaming.
May be append_string() would have been better. I don't know.
snprintf() was just too good.
If you think about something else, don't hesistate to change,
or I can change it myself if you want.

Thanks.

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