linux-kernel - Re: [PATCH 2/2] lib: vsprintf.c remove macros defining strict string functions

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Date:	Wed, 07 May 2008 12:24:17 -0700
From:	Harvey Harrison <harvey.harrison@...il.com>
To:	Alexey Dobriyan <adobriyan@...il.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] lib: vsprintf.c remove macros defining strict
	string functions


On Wed, 2008-05-07 at 12:20 -0700, Harvey Harrison wrote:
> On Thu, 2008-05-08 at 00:09 +0400, Alexey Dobriyan wrote:
> > On Wed, May 07, 2008 at 11:25:29AM -0700, Harvey Harrison wrote:
> > > Directly code the strict string conversion functions rather than using
> > > defining macros.  Pull out a small helper to check the strict conditions
> > > required at the end of a string (nul-terminated or newline).
> > 
> > > Add additional checks in strict_strtol and strict_strtoll for numeric
> > > overflow of the signed types.
> > 
> > C interer ranges are asymmetric.
> 
> Yes, and LLONG_MAX = -LLONG_MIN + 1...so it will reject string values
> of LLONG_MIN...easily fixed if we want it I guess.


Missed the braces above obviously....but the point stands.

Harvey

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