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Re: 1.7.28: Ctrl-C not working reliably
- From: Christopher Faylor <cgf-use-the-mailinglist-please at cygwin dot com>
- To: cygwin at cygwin dot com
- Date: Sun, 6 Apr 2014 20:50:05 -0400
- Subject: Re: 1.7.28: Ctrl-C not working reliably
- Authentication-results: sourceware.org; auth=none
- References: <BLU404-EAS2010888D40BD8823CCAC899D96F0 at phx dot gbl> <53406AEF dot 80309 at cygwin dot com>
- Reply-to: cygwin at cygwin dot com
On Sat, Apr 05, 2014 at 04:43:27PM -0400, Larry Hall (Cygwin) wrote:
>On 4/4/2014 3:35 PM, Ivan Todoroski wrote:
>> Cygwin DLL 1.7.28 32-bit
>> Windows 8.1 64-bit (build 6.3.9600)
>>
>> *Steps to reproduce*
>> 1) Open Cygwin bash prompt
>> 2) Type: ssh blargh # or any non-existent host
>> 3) Press Ctrl-C immediately after that
>>
>> On my machine, the Ctrl-C doesn't stop SSH from trying to look up the
>> non-existent host, it keeps going until it gives up and times out (which
>> takes about 10 seconds of my machine, YMMV).
>>
>> This problem is not specific to SSH, it just happens to be the most reliable
>> way to reproduce it.
>>
>> It happens frequently with other programs too, but I haven't been able to
>> find any pattern, it seems Ctrl-C sometimes works and sometimes doesn't.
>> It's a regression because the cases where Ctrl-C doesn't work used to work
>> in earlier Cygwin releases, but unfortunately I can't give you exact version
>> numbers...
>>
>> I also checked that this happens both inside mintty and the native Win32
>> console, it made no difference.
>
>Right, I noticed no difference in behavior between either. But ^C worked
>for me, although with a slight (1 second) delay. Interestingly enough,
>using a qualified name (i.e. blargh.com) made it respond immediately.
That's probably because there is a Windows call in there somewhere which
times out before dealing with CTRL-C.
cgf
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