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From: Tim Rentsch <tr.17687@z991.linuxsc.com>
Newsgroups: comp.lang.c
Subject: Re: question about linker
Date: Tue, 03 Dec 2024 17:19:12 -0800
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scott@slp53.sl.home (Scott Lurndal) writes:

> David Brown <david.brown@hesbynett.no> writes:
>
>> On 03/12/2024 02:23, Tim Rentsch wrote:
>>
>>> scott@slp53.sl.home (Scott Lurndal) writes:
>
>>
>>> For the most part I don't use abbreviations in the usual sense of
>>> the word, although I do sometimes use short non-words in a small
>>> local context (here "short" means usually one or two letters, and
>>> never more than four or five).
>>
>> A general guideline followed by most people is to have the length of
>> identifiers (or their semantic content) increase with larger scope of
>> the identifier.  "i" is fine as a counter of a small loop, but you would
>> not want to use it for a file-scope static.
>>
>> Which abbreviations are appropriate is often context-dependent.  As long
>> as the context is clear, they can be very helpful - in a genetics
>> program, you would definitely want to use "DNA_string" in preference to
>> "deoxyribonucleic_acid_string" as an identifier!
>
> I agree with both of these.   In addition, when processing
> character strings, I'll often use 'cp' as a character pointer.

My rule is not to use abbreviations, only words (with the
short-non-word exception noted earlier).  Widely known
and commonly used acronyms, such as DNA, HTML, or TCP,
are considered words, not abbreviations.