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From: Eric Abrahamsen <eric@ericabrahamsen.net>
To: David Engster <deng@randomsample.de>
Cc: Lars Ingebrigtsen <larsi@gnus.org>,  ding@gnus.org
Subject: Re: new wifi connection = nntp timeout = Emacs restart?
Date: Sat, 02 May 2020 08:13:13 -0700	[thread overview]
Message-ID: <874ksys73q.fsf@ericabrahamsen.net> (raw)
In-Reply-To: <878siad4ez.fsf@randomsample> (David Engster's message of "Sat, 02 May 2020 12:20:20 +0200")

David Engster <deng@randomsample.de> writes:

>> David Engster <deng@randomsample.de> writes:
>>
>>>> Hey, that's pretty handy! Just FYI, the function name is quoted
>>>> unnecessarily
>>>
>>> Oops...
>>>
>>>> and sleep-start is actually nil when it's going to sleep,
>>>> who knows why.
>>>
>>> Uhm, not for me. I just tested again to make sure. On sleep it is 't',
>>> on wakup it is nil. This is also the documented behavior:
>>
>> Huh, the first time I tried it, it only seemed to fire on wakeup (giving
>> me a nil). And I forgot that `gnus-close-all-servers' doesn't actually
>> redisplay the *Server* buffer, so was confusing myself.
>
> Yes, I noticed this as well. There's `gnus-close-server' and there's
> `gnus-server-close-server', and the latter does a bit more, like setting
> the server's status to 'closed' and updating the server buffer. I don't
> think it matters for the connection, though, it's just confusing.

Right.

>> On wakeup all my nnimap servers were denied, but I'm sure it's just a
>> matter of messing with it sufficiently.
>
> I'll try this for a while and see how it goes. I think this could be
> expanded, like for instance checking for 'State' of NetworkManager
> before trying to open servers that require an active connection.
>
> For the record, this is what I'm using now:
>
> (require 'dbus)
> (defun my-go-to-sleep-handler (sleep-start)
>   (when sleep-start
>     (message "Gnus: Machine going to sleep, closing connections")
>     (gnus-close-all-servers)))
>
> (dbus-register-signal :system
> 		      "org.freedesktop.login1"
> 		      "/org/freedesktop/login1"
> 		      "org.freedesktop.login1.Manager"
> 		      "PrepareForSleep"
> 		      'my-go-to-sleep-handler)
>
> (defun my-network-state-handler (name change-vals change-novals)
>   (let ((state (assoc "State" change-vals)))
>     (when (and state
> 	       (= (caadr state) 30))
>       (message "Gnus: Networking going down, closing servers.")
>       (gnus-close-all-servers))))
>
> (dbus-register-signal :system
> 		      "org.freedesktop.Networkmanager"
> 		      "/org/freedesktop/NetworkManager"
> 		      "org.freedesktop.DBus.Properties"		      
> 		      "PropertiesChanged"
> 		      'my-network-state-handler)

But this requires installing the NetworkManager package, right? Which
I've been happily doing without.

I wonder what percentage of Gnus users are on dbus-enabled systems... I
don't suppose it's worth trying to make something built-in for them.


  reply	other threads:[~2020-05-02 15:14 UTC|newest]

Thread overview: 67+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-16 17:37 Eric Abrahamsen
2020-04-17 11:46 ` Eric S Fraga
2020-04-17 12:20   ` Gijs Hillenius
2020-04-17 12:26     ` Andreas Schwab
2020-04-17 14:51       ` Eric Abrahamsen
2020-04-17 15:38         ` David Engster
2020-04-17 16:35           ` Eric Abrahamsen
2020-04-19  6:37 ` Christian Barthel
2020-04-19 17:32   ` Eric Abrahamsen
2020-04-19 18:02     ` Robert Pluim
2020-04-19 21:23       ` Eric Abrahamsen
2020-04-19 22:10       ` Eric Abrahamsen
2020-04-20  4:54         ` Eric Abrahamsen
2020-04-20  7:40         ` Andreas Schwab
2020-04-20 15:45           ` Eric Abrahamsen
2020-04-20 15:54             ` Robert Pluim
2020-04-20 18:24               ` Eric Abrahamsen
2020-04-21  8:36                 ` Alberto Luaces
2020-04-21 15:53                   ` Eric Abrahamsen
2020-04-22  7:37                     ` Alberto Luaces
2020-04-22  8:28                       ` Alberto Luaces
2020-04-30  5:26       ` Lars Ingebrigtsen
2020-04-30 17:34         ` Eric Abrahamsen
2020-04-30 21:49           ` Lars Ingebrigtsen
2020-04-30 22:11             ` Eric Abrahamsen
2020-05-04 12:53               ` Robert Pluim
2020-05-04 13:13                 ` Andreas Schwab
2020-05-04 13:33                   ` Robert Pluim
2020-05-04 14:35                     ` Andreas Schwab
2020-05-04 14:46                       ` Robert Pluim
2020-05-04 15:10                         ` Andreas Schwab
2020-05-04 16:29                           ` Robert Pluim
2020-05-04 14:51                 ` Lars Ingebrigtsen
2020-05-04 16:13                   ` Robert Pluim
2020-05-04 16:36                     ` Eric Abrahamsen
2020-05-04 17:21                       ` Robert Pluim
2020-05-04 18:01                         ` Lars Ingebrigtsen
2020-05-05  7:41                           ` new wifi connection = nntp timeout = Emacs restart?, " Robert Pluim
2020-05-05  8:19                             ` Lars Ingebrigtsen
2020-05-05 11:55                               ` Robert Pluim
2020-05-19 13:34                                 ` Lars Ingebrigtsen
2020-05-19 13:36                                 ` Lars Ingebrigtsen
2020-05-04 18:47                         ` Eric Abrahamsen
2020-05-04 15:38                 ` Eric Abrahamsen
2020-05-04 16:28                   ` Robert Pluim
2020-04-30 17:38         ` Eric Abrahamsen
2020-04-30 21:51           ` Lars Ingebrigtsen
2020-04-30 22:26             ` Eric Abrahamsen
2020-04-30 22:28               ` Lars Ingebrigtsen
2020-04-30 22:39                 ` Eric Abrahamsen
2020-04-30 22:55                   ` Lars Ingebrigtsen
2020-04-30 23:13                     ` Eric Abrahamsen
2020-04-30 23:23                       ` Lars Ingebrigtsen
2020-05-01  9:46                         ` David Engster
2020-05-01 10:35                           ` David Engster
2020-05-01 17:29                             ` Eric Abrahamsen
2020-05-01 20:51                               ` David Engster
2020-05-02  0:33                                 ` Eric Abrahamsen
2020-05-02 10:20                                   ` David Engster
2020-05-02 15:13                                     ` Eric Abrahamsen [this message]
2020-05-02 16:50                                       ` David Engster
2020-05-02 19:07                                         ` Eric Abrahamsen
2020-05-19 13:23                                           ` Lars Ingebrigtsen
2020-05-21  0:45                                             ` Eric Abrahamsen
2020-06-26  9:38                                               ` Lars Ingebrigtsen
2020-08-21 20:47                             ` Eric Abrahamsen
2020-05-01 18:06                         ` Eric Abrahamsen

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