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From: Achim Gratz <Stromeko@nexgo.de>
To: cygwin@cygwin.com
Subject: Re: On WIN7, write() not returning immediately even on non-blocking sockets
References: <CAAPqxJx+EPpzESWMOXowp3grKubWJJ7n93ftFPK1L3MKWkqrLQ@mail.gmail.com>
Date: Mon, 15 Aug 2016 21:01:18 +0200
In-Reply-To: <CAAPqxJx+EPpzESWMOXowp3grKubWJJ7n93ftFPK1L3MKWkqrLQ@mail.gmail.com>	(Pankaj Yadav's message of "Tue, 16 Aug 2016 00:04:23 +0530")
Message-ID: <87ziod26wx.fsf@Rainer.invalid>
User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1.50 (gnu/linux)
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Pankaj Yadav writes:
> The code where it gets stuck is
>
> printf("Nonblocking:%d\n",(fcntl(t_qelem->respsock, F_GETFL, 0) &
> O_NONBLOCK))?1:0;
> i = write(t_qelem->respsock,&t_qelem->webtoresp[t_qelem->webtorespsent],t_qelem->webtoresplen-t_qelem->webtorespsent);
> printf("written\n");
>
> Output is :  Non-blocking:1 and then it does NOT print "written" ever.

You'd have better chances of getting help if you could come up with a
minimal program that exhibits the error.


Regards,
Achim.
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