Help with size_t

Chris Pressey cpressey at
Wed Apr 6 11:33:29 PDT 2005

On Wed, 6 Apr 2005 08:20:00 -0700
walt <wa1ter at xxxxxxxxxxxxx> wrote:

> To pick a random instance, in libkinfo:
> size_t len = sizeof(*cputime);
> By wandering through /usr/include I can find that size_t works out
> to be an 'int', which makes good sense.  The number of bytes in
> *cputime is going to be a small integer number, certainly not more
> than 128, probably less.
> So, my real question is:  why go thru the dance of using 'size_t' when
> I know for sure that an 'int' is going to work perfectly?  What is the
> motivation for this confusing chain of typedefs?


> If I just get an example of how using 'int' instead of 'size_t' would
> wind up doing the wrong thing, I would have a much better feel for this
> confusing topic.
> Thanks for any clues.

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