Re: [RFCv3][PATCH 1/4] replace string_get_size() arrays

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On Tue, 2011-10-04 at 13:51 -0700, Dave Hansen wrote:
> On Tue, 2011-10-04 at 13:42 -0700, Joe Perches wrote:
> > > Right, but we're only handling u64.
> > So the declaration should be:
> >         static const char byte_units[] = " KMGTPE";
> I guess that's worth a comment.  But that first character doesn't get
> used.  There were two alternatives:
> 	static const char byte_units[] = "_KMGTPE";

or
	static const char byte_units[] = { 0, 'K', 'M', 'G', 'T', 'P', 'E' };

and use ARRAY_SIZE(byte_units) not strlen(byte_units)
for array size maximum.

> or something along the lines of:
> +	static const char byte_units[] = "KMGTPE";
> ...
> +	index--;
> +       /* index=-1 is plain 'B' with no other unit */
> +       if (index >= 0) {
> 
> We don't ever _actually_ look at the space (or underscore).  I figured
> the _ was nicer since it would be _obvious_ if it ever got printed out
> somehow.  

shrug.  It's all the same stuff.

cheers, Joe

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