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NNTP-Posting-Date: Mon, 17 Oct 2016 15:17:54 -0500
From: Gareth Owen <gwowen@gmail.com>
Newsgroups: comp.lang.c
Subject: Re: C Programming Tutorial on Youtube
References: <ntgddi$a05$1@dont-email.me> <pointer-20161010220806@ram.dialup.fu-berlin.de> <nth0i6$ms0$2@dont-email.me> <lnmvibok9j.fsf@kst-u.example.com> <ntil0v$2m9$1@jstuckle.eternal-september.org> <dac40279-936f-4a29-ba52-69b48c12ba14@googlegroups.com> <integers-20161011173529@ram.dialup.fu-berlin.de> <address-20161011175350@ram.dialup.fu-berlin.de> <ln1szmolxy.fsf@kst-u.example.com> <8be0cdbe-c2f4-42ec-b6a7-e9a154981718@googlegroups.com> <null-address-20161011193100@ram.dialup.fu-berlin.de> <lnoa2qn182.fsf@kst-u.example.com> <ntjkp5$ptf$1@dont-email.me> <ntjq2k$9o2$1@dont-email.me> <lie-20161011235956@ram.dialup.fu-berlin.de> <ln7f9eml0d.fsf@kst-u.example.com> <a112116d-6e6a-402e-8e36-f135d32b6279@googlegroups.com> <ln37k2miv9.fsf@kst-u.example.com> <mdgMz.71127$uv1.64298@fx03.iad> <bcb9abf5-9bd8-428a-bd02-b0df4822b96f@googlegroups.com> <e6kloiFsaonU3@mid.individual.net>
Date: Mon, 17 Oct 2016 21:17:54 +0100
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Ian Collins <ian-news@hotmail.com> writes:

> On 10/18/16 01:27 AM, Malcolm McLean wrote:
>> On Saturday, October 15, 2016 at 3:09:38 AM UTC+1, Richard Damon wrote:
>>> On 10/11/16 9:55 PM, Keith Thompson wrote:
>>>
>>> IF you want a constant pointer to a 'buffer' of ints:
>>>
>>>
>>> int buffer[1024][
>>>
>>> int * const pointer = buffer;
>>>
>>>
>>> pointer now IS a constant pointer to the array buffer. accessable int by
>>> int.
>>>
>> Yes, but you almost never need to do that. It's not something you
>> are likely to
>> see in any real code.
>
> It's something you get to see very often in "real code".  Traversing a
> buffer is a far from uncommon activity.

It'd be odd to do so with an immutable pointer though.  You may as well
use buffer directly, if you're not going to use the *ptr++ idiom.