MESSAGE
| DATE | 2016-12-21 |
| FROM | Ruben Safir
|
| SUBJECT | Subject: [Learn] (fwd) Re: Threads and Object Methods
|
From learn-bounces-at-nylxs.com Wed Dec 21 17:21:09 2016
Return-Path:
X-Original-To: archive-at-mrbrklyn.com
Delivered-To: archive-at-mrbrklyn.com
Received: from www.mrbrklyn.com (www.mrbrklyn.com [96.57.23.82])
by mrbrklyn.com (Postfix) with ESMTP id BA150161314;
Wed, 21 Dec 2016 17:21:08 -0500 (EST)
X-Original-To: learn-at-nylxs.com
Delivered-To: learn-at-nylxs.com
Received: from mailbackend.panix.com (mailbackend.panix.com [166.84.1.89])
by mrbrklyn.com (Postfix) with ESMTP id A876B161316
for ; Wed, 21 Dec 2016 17:20:24 -0500 (EST)
Received: from panix3.panix.com (panix3.panix.com [166.84.1.3])
by mailbackend.panix.com (Postfix) with ESMTP id 9DBE813F41
for ; Wed, 21 Dec 2016 17:20:23 -0500 (EST)
Received: by panix3.panix.com (Postfix, from userid 20529)
id 571212EB52; Wed, 21 Dec 2016 17:20:23 -0500 (EST)
From: Ruben Safir
To: learn-at-nylxs.com
User-Agent: tin/2.2.1-20140504 ("Tober an Righ") (UNIX) (NetBSD/6.1.5 (i386))
Message-Id: <20161221222023.571212EB52-at-panix3.panix.com>
Date: Wed, 21 Dec 2016 17:20:23 -0500 (EST)
Subject: [Learn] (fwd) Re: Threads and Object Methods
X-BeenThere: learn-at-nylxs.com
X-Mailman-Version: 2.1.17
Precedence: list
List-Id:
List-Unsubscribe: ,
List-Archive:
List-Post:
List-Help:
List-Subscribe: ,
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
Errors-To: learn-bounces-at-nylxs.com
Sender: "Learn"
-- forwarded message --
X-Received: by 10.157.6.13 with SMTP id 13mr3288221otn.5.1482076445050;
Sun, 18 Dec 2016 07:54:05 -0800 (PST)
X-Received: by 10.157.17.167 with SMTP id v36mr606984otf.12.1482076445017;
Sun, 18 Dec 2016 07:54:05 -0800 (PST)
Path: reader1.panix.com!panix!usenet.stanford.edu!b123no1356385itb.0!news-out.google.com!c1ni3356itd.0!nntp.google.com!75no1350456ite.0!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail
Newsgroups: comp.lang.c++
Date: Sun, 18 Dec 2016 07:54:04 -0800 (PST)
In-Reply-To:
Complaints-To: groups-abuse-at-google.com
Injection-Info: glegroupsg2000goo.googlegroups.com; posting-host=85.253.221.3; posting-account=pysjKgkAAACLegAdYDFznkqjgx_7vlUK
NNTP-Posting-Host: 85.253.221.3
References: <6d72eead-14c9-4db9-a9c6-f68c2b27f1a4-at-googlegroups.com>
User-Agent: G2/1.0
MIME-Version: 1.0
Message-ID: <01dac413-7c0b-4731-b97f-52efbdfdb23f-at-googlegroups.com>
Subject: Re: Threads and Object Methods
From: =?UTF-8?B?w5bDtiBUaWli?=
Injection-Date: Sun, 18 Dec 2016 15:54:05 +0000
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: quoted-printable
Lines: 45
Xref: panix comp.lang.c++:1126113
On Sunday, 18 December 2016 16:36:32 UTC+2, ruben safir wrote:
> On 12/18/2016 06:09 AM, =C3=96=C3=B6 Tiib wrote:
> > On Sunday, 18 December 2016 11:49:07 UTC+2, ruben safir wrote:
> >> Why can't the threads library handle object methods that are not stati=
c
> >> to the class
> >>
> >>
> >> such as std::thread paint(read_chunk);
> >> paint.detach();
> >>
> >>
> >> where read_chunk is an method of an object of class Images.
> >=20
> > Again some voodoo trying-out nonsense that we can't even=20
> > copy-paste and run? :-/ The 'std::thread' *can* use non-static
> > methods. However the caller has to supply arguments (starting=20
> > from 'this') to it.
> >=20
> > #include
> > #include
> >=20
> > struct Reader=20
> > {
> > void read_chunk()
> > {
> > std::cout << "quod erat demonstrandum" << std::endl;
> > }
> > };
> >=20
> > int main()
> > {
> > std::thread paint(&Reader::read_chunk, Reader());
> > paint.join();
> > }
> >=20
> > See? It is easy peasy.
> >=20
>=20
> if you call it like that it loses its context of the object that
> instantated it which, especially in this case, it needs in order to do
> its job.
Reading comprehension problem detected. Nah, just drop programming.
There are easier jobs. Programming is not for you, sorry.
-- end of forwarded message --
_______________________________________________
Learn mailing list
Learn-at-nylxs.com
http://lists.mrbrklyn.com/mailman/listinfo/learn
|
|
