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Groups > comp.lang.c > #101623
| From | Keith Thompson <kst-u@mib.org> |
|---|---|
| Newsgroups | comp.lang.c |
| Subject | Re: standard error codes |
| Date | 2017-01-13 09:35 -0800 |
| Organization | None to speak of |
| Message-ID | <lnh952n9r5.fsf@kst-u.example.com> (permalink) |
| References | (11 earlier) <o58miv$4ud$1@dont-email.me> <ln7f60ng7q.fsf@kst-u.example.com> <o58rf2$o47$1@dont-email.me> <8vvlkd-4es.ln1@wilbur.25thandClement.com> <o5aiii$kgm$1@dont-email.me> |
Richard Heathfield <rjh@cpax.org.uk> writes:
> On 13/01/17 04:00, william@wilbur.25thandClement.com wrote:
>> Richard Heathfield <rjh@cpax.org.uk> wrote:
>>> On 12/01/17 21:03, Keith Thompson wrote:
>>> <snip>
>>>>
>>>> OK. I usually want to see how two files (often two versions of the same
>>>> file) differ, and I usually expect them to differ. If all I care about
>>>> is whether they differ or not, "cmp" is likely to be faster (perhaps not
>>>> significantly so).
>>>
>>> I didn't know about cmp. Thanks.
>>
>> You can download the POSIX standard for free from
>
> I already have a copy of, admittedly, a draft standard, and cmp is
> mentioned. I also have books on Unix and Linux coming out of my ears and
> spilling out of my bookshelves, and cmp is doubtless mentioned in many
> of them. I have man pages and info pages on cmp. I probably have shell
> scripts on my system that use cmp. I may even have the source code to cmp.
>
> Nevertheless, I didn't know about cmp.
>
> POSIX is quite big.
Speaking of info pages, "info coreutils" (if you have it installed) may
also bring some useful commands you weren't aware of to your attention.
For example I've found "tac" (cat backwards) to be surprisingly useful.
And back to C.
--
Keith Thompson (The_Other_Keith) kst-u@mib.org <http://www.ghoti.net/~kst>
Working, but not speaking, for JetHead Development, Inc.
"We must do something. This is something. Therefore, we must do this."
-- Antony Jay and Jonathan Lynn, "Yes Minister"
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standard error codes Thiago Adams <thiago.adams@gmail.com> - 2017-01-08 06:34 -0800
Re: standard error codes Malcolm McLean <malcolm.mclean5@btinternet.com> - 2017-01-08 11:05 -0800
Re: standard error codes Thiago Adams <thiago.adams@gmail.com> - 2017-01-09 03:33 -0800
Re: standard error codes Malcolm McLean <malcolm.mclean5@btinternet.com> - 2017-01-09 04:55 -0800
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-09 09:06 -0800
Re: standard error codes Thiago Adams <thiago.adams@gmail.com> - 2017-01-09 09:52 -0800
Re: standard error codes BartC <bc@freeuk.com> - 2017-01-09 21:50 +0000
Re: standard error codes BartC <bc@freeuk.com> - 2017-01-09 22:36 +0000
Re: standard error codes supercat@casperkitty.com - 2017-01-09 14:51 -0800
Re: standard error codes BartC <bc@freeuk.com> - 2017-01-09 23:39 +0000
Re: standard error codes supercat@casperkitty.com - 2017-01-09 15:51 -0800
Re: standard error codes Malcolm McLean <malcolm.mclean5@btinternet.com> - 2017-01-09 16:08 -0800
Re: standard error codes supercat@casperkitty.com - 2017-01-09 18:51 -0800
Re: standard error codes Malcolm McLean <malcolm.mclean5@btinternet.com> - 2017-01-10 02:02 -0800
Re: standard error codes supercat@casperkitty.com - 2017-01-10 07:34 -0800
Re: standard error codes BartC <bc@freeuk.com> - 2017-01-10 01:39 +0000
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-10 09:07 -0800
Re: standard error codes supercat@casperkitty.com - 2017-01-10 09:59 -0800
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-10 12:02 -0800
Re: standard error codes Malcolm McLean <malcolm.mclean5@btinternet.com> - 2017-01-10 12:53 -0800
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-10 13:03 -0800
Re: standard error codes Malcolm McLean <malcolm.mclean5@btinternet.com> - 2017-01-10 15:41 -0800
Re: standard error codes Ben Bacarisse <ben.usenet@bsb.me.uk> - 2017-01-11 02:56 +0000
Re: standard error codes supercat@casperkitty.com - 2017-01-11 07:42 -0800
Re: standard error codes supercat@casperkitty.com - 2017-01-10 12:59 -0800
Re: standard error codes BartC <bc@freeuk.com> - 2017-01-10 18:14 +0000
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-10 12:12 -0800
Re: standard error codes BartC <bc@freeuk.com> - 2017-01-10 20:35 +0000
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-10 13:00 -0800
Re: standard error codes supercat@casperkitty.com - 2017-01-11 08:16 -0800
Re: standard error codes Richard Heathfield <rjh@cpax.org.uk> - 2017-01-11 18:25 +0000
Re: standard error codes BartC <bc@freeuk.com> - 2017-01-11 19:09 +0000
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-11 12:03 -0800
Re: standard error codes Richard Heathfield <rjh@cpax.org.uk> - 2017-01-11 20:10 +0000
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-11 12:19 -0800
Re: standard error codes BartC <bc@freeuk.com> - 2017-01-11 20:31 +0000
Re: standard error codes Lew Pitcher <lew.pitcher@digitalfreehold.ca> - 2017-01-11 15:32 -0500
Re: standard error codes Richard Heathfield <rjh@cpax.org.uk> - 2017-01-11 20:48 +0000
Re: standard error codes Lew Pitcher <lew.pitcher@digitalfreehold.ca> - 2017-01-11 15:58 -0500
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-11 13:01 -0800
Re: standard error codes Richard Heathfield <rjh@cpax.org.uk> - 2017-01-11 21:05 +0000
Re: standard error codes BartC <bc@freeuk.com> - 2017-01-11 21:08 +0000
Re: standard error codes Gareth Owen <gwowen@gmail.com> - 2017-01-11 21:38 +0000
Re: standard error codes BartC <bc@freeuk.com> - 2017-01-11 21:58 +0000
Re: standard error codes David Brown <david.brown@hesbynett.no> - 2017-01-12 12:11 +0100
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-12 09:28 -0800
Re: standard error codes Richard Heathfield <rjh@cpax.org.uk> - 2017-01-12 18:06 +0000
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-12 11:39 -0800
Re: standard error codes Richard Heathfield <rjh@cpax.org.uk> - 2017-01-12 19:50 +0000
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-12 13:03 -0800
Re: standard error codes Richard Heathfield <rjh@cpax.org.uk> - 2017-01-12 21:13 +0000
Re: standard error codes <william@wilbur.25thandClement.com> - 2017-01-12 20:00 -0800
Re: standard error codes Malcolm McLean <malcolm.mclean5@btinternet.com> - 2017-01-13 01:56 -0800
Re: standard error codes Richard Heathfield <rjh@cpax.org.uk> - 2017-01-13 12:54 +0000
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-13 09:35 -0800
Re: standard error codes Richard Heathfield <rjh@cpax.org.uk> - 2017-01-13 17:38 +0000
Re: standard error codes James Kuyper <jameskuyper@verizon.net> - 2017-01-13 13:06 -0500
Re: standard error codes raltbos@xs4all.nl (Richard Bos) - 2017-01-18 12:00 +0000
Re: standard error codes Richard Heathfield <rjh@cpax.org.uk> - 2017-01-18 12:13 +0000
Re: standard error codes Malcolm McLean <malcolm.mclean5@btinternet.com> - 2017-01-12 16:43 -0800
Re: standard error codes <william@wilbur.25thandClement.com> - 2017-01-12 19:34 -0800
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-13 09:27 -0800
Re: standard error codes raltbos@xs4all.nl (Richard Bos) - 2017-01-12 19:33 +0000
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-12 12:10 -0800
Re: standard error codes supercat@casperkitty.com - 2017-01-11 11:50 -0800
Re: standard error codes Richard Heathfield <rjh@cpax.org.uk> - 2017-01-11 20:38 +0000
Re: standard error codes jadill33@gmail.com - 2017-01-11 12:26 -0800
Re: standard error codes Richard Heathfield <rjh@cpax.org.uk> - 2017-01-11 20:44 +0000
Re: standard error codes Keith Thompson <kst-u@mib.org> - 2017-01-09 09:03 -0800
Re: standard error codes supercat@casperkitty.com - 2017-01-08 11:40 -0800
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