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Groups > comp.lang.c > #163886
| From | Ben Bacarisse <ben.usenet@bsb.me.uk> |
|---|---|
| Newsgroups | comp.lang.c |
| Subject | Re: Book or tutorial on standard C threads |
| Date | 2021-12-16 21:45 +0000 |
| Organization | A noiseless patient Spider |
| Message-ID | <87r1acusuf.fsf@bsb.me.uk> (permalink) |
| References | (8 earlier) <spdfc4$1l6$1@dont-email.me> <spenqd$t0c$1@dont-email.me> <spfhn3$370$1@dont-email.me> <spfp7o$pv7$1@dont-email.me> <spfurq$3ll$1@dont-email.me> |
Bart <bc@freeuk.com> writes:
> On 16/12/2021 16:24, David Brown wrote:
>> On 16/12/2021 15:16, Bart wrote:
>>> On 16/12/2021 06:54, Bonita Montero wrote:
>>>> Here's another good example of using long lambdas:
>>>>
>>>> auto gatherTLBs = [&]( bool update ) -> size_t
>>>> {
>>>> size_t nTLBs = 0;
>>>> auto push = [&]( bool l2, bool code, bool _4k, bool
>>>> _2M4M, bool _1G, unsigned n, unsigned ways, bool update )
>>>> {
>> <snip>
>>
>>>
>>> So, it looks like your emphasis is different aspects: those elusive
>>> lambdas (which doesn't help readability at all, unless it would be even
>>> worse without them), rather than doing something about basic readability.
>>
>> The lambdas here are nothing more nor less than function-local
>> functions. Neither C nor C++ has support for local functions (unlike
>> Pascal, Ada, and many other languages - including gcc extended C).
>> Lambdas can certainly be convenient for that, and are safer, easier and
>> better scoped than using macros.
>
> So the lambda here is the local 'function' that includes that '[&]`
> (according to BB)?
>
> That's not what I'd think of as a 'lambda', which would be a function
> (parameter-spec and body) embedded in an expression - code to be
> evaluated later not as encountered.
The lambda posted /was/ embedded in an expression. Sure, it was the
entire expression used to initialise what will be, in effect, a name for
an anonymous, but if you don't have scoped function declarations, that's
the way to do it.
> I'm surprised that even gnu C++ doesn't have local functions (or does
> it?).
gnu C does, but not gnu C++. The C++ lambda solution is standard,
though.
--
Ben.
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Book or tutorial on standard C threads Mehdi Amini <atorrses@gmail.com> - 2021-12-11 10:06 +0330
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-11 08:29 +0100
Re: Book or tutorial on standard C threads gazelle@shell.xmission.com (Kenny McCormack) - 2021-12-13 08:12 +0000
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-14 17:41 +0100
Re: Book or tutorial on standard C threads Thiago Adams <thiago.adams@gmail.com> - 2021-12-13 09:16 -0800
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-14 17:47 +0100
Re: Book or tutorial on standard C threads scott@slp53.sl.home (Scott Lurndal) - 2021-12-14 17:13 +0000
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-14 18:43 +0100
Re: Book or tutorial on standard C threads Guillaume <message@bottle.org> - 2021-12-14 19:23 +0100
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-14 20:16 +0100
Re: Book or tutorial on standard C threads Malcolm McLean <malcolm.arthur.mclean@gmail.com> - 2021-12-15 04:02 -0800
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-15 17:53 +0100
Re: Book or tutorial on standard C threads Bart <bc@freeuk.com> - 2021-12-15 17:26 +0000
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-15 18:30 +0100
Re: Book or tutorial on standard C threads scott@slp53.sl.home (Scott Lurndal) - 2021-12-15 17:49 +0000
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-15 19:19 +0100
Re: Book or tutorial on standard C threads "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2021-12-15 17:44 -0800
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-15 20:23 +0100
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-16 07:54 +0100
Re: Book or tutorial on standard C threads Bart <bc@freeuk.com> - 2021-12-16 14:16 +0000
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-16 15:49 +0100
Re: Book or tutorial on standard C threads Bart <bc@freeuk.com> - 2021-12-16 15:57 +0000
Re: Book or tutorial on standard C threads Ben Bacarisse <ben.usenet@bsb.me.uk> - 2021-12-16 17:03 +0000
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-16 20:08 +0100
Re: Book or tutorial on standard C threads Bart <bc@freeuk.com> - 2021-12-16 20:48 +0000
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-17 07:19 +0100
Re: Book or tutorial on standard C threads David Brown <david.brown@hesbynett.no> - 2021-12-16 17:24 +0100
Re: Book or tutorial on standard C threads Bart <bc@freeuk.com> - 2021-12-16 18:00 +0000
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-16 20:06 +0100
Re: Book or tutorial on standard C threads David Brown <david.brown@hesbynett.no> - 2021-12-16 20:14 +0100
Re: Book or tutorial on standard C threads Öö Tiib <ootiib@hot.ee> - 2021-12-17 09:30 -0800
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-17 19:06 +0100
Re: Book or tutorial on standard C threads Öö Tiib <ootiib@hot.ee> - 2021-12-18 03:07 -0800
Re: Book or tutorial on standard C threads David Brown <david.brown@hesbynett.no> - 2021-12-18 18:33 +0100
Re: Book or tutorial on standard C threads Bart <bc@freeuk.com> - 2021-12-17 18:19 +0000
Re: Book or tutorial on standard C threads David Brown <david.brown@hesbynett.no> - 2021-12-18 18:45 +0100
Re: Book or tutorial on standard C threads Ben Bacarisse <ben.usenet@bsb.me.uk> - 2021-12-16 21:45 +0000
Re: Book or tutorial on standard C threads Bart <bc@freeuk.com> - 2021-12-16 23:02 +0000
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-18 13:45 +0100
Re: Book or tutorial on standard C threads Öö Tiib <ootiib@hot.ee> - 2021-12-18 06:02 -0800
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-18 15:31 +0100
Re: Book or tutorial on standard C threads Öö Tiib <ootiib@hot.ee> - 2021-12-18 07:12 -0800
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-18 16:45 +0100
Re: Book or tutorial on standard C threads Ben Bacarisse <ben.usenet@bsb.me.uk> - 2021-12-18 23:38 +0000
Re: Book or tutorial on standard C threads Öö Tiib <ootiib@hot.ee> - 2021-12-19 10:40 -0800
Re: Book or tutorial on standard C threads Bart <bc@freeuk.com> - 2021-12-19 19:07 +0000
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-19 20:17 +0100
Re: Book or tutorial on standard C threads Öö Tiib <ootiib@hot.ee> - 2021-12-19 12:41 -0800
Re: Book or tutorial on standard C threads Malcolm McLean <malcolm.arthur.mclean@gmail.com> - 2021-12-20 03:21 -0800
Re: Book or tutorial on standard C threads Öö Tiib <ootiib@hot.ee> - 2021-12-20 09:39 -0800
Re: Book or tutorial on standard C threads scott@slp53.sl.home (Scott Lurndal) - 2021-12-16 18:32 +0000
Re: Book or tutorial on standard C threads David Brown <david.brown@hesbynett.no> - 2021-12-16 20:27 +0100
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-16 20:33 +0100
Re: Book or tutorial on standard C threads Bart <bc@freeuk.com> - 2021-12-17 10:59 +0000
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-17 13:08 +0100
Re: Book or tutorial on standard C threads scott@slp53.sl.home (Scott Lurndal) - 2021-12-17 16:25 +0000
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-17 17:38 +0100
Re: Book or tutorial on standard C threads "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2021-12-16 16:03 -0800
Re: Book or tutorial on standard C threads Ben Bacarisse <ben.usenet@bsb.me.uk> - 2021-12-17 00:12 +0000
Re: Book or tutorial on standard C threads "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2021-12-16 17:05 -0800
Re: Book or tutorial on standard C threads "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2021-12-16 17:07 -0800
Re: Book or tutorial on standard C threads "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2021-12-19 17:23 -0800
Re: Book or tutorial on standard C threads Bonita Montero <Bonita.Montero@gmail.com> - 2021-12-20 07:35 +0100
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