can loop once with zero size buffer

Alan Bateman Alan.Bateman at
Fri Jul 29 20:46:03 UTC 2016

On 29/07/2016 19:36, Martin Buchholz wrote:

> I think keeping the status quo is the right outcome.  The /proc filesystem
> is intentionally providing incorrect information because providing correct
> information is deemed to be too expensive (have to compute contents of file
> for stat?).  Reading /proc is sufficiently expensive that the extra realloc
> of an empty buffer is noise.  Be thankful that reading files in /proc works
> at all!
and just to add that we have a file specifically for /proc as it used to 
cause problems in early versions.


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