Adrian Fita | 3 Feb 12:48
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Identifier matching in the at command

Hi.

I can't seem to find anything regarding the syntax for the
"identifier" from the at command. So far I discovered that
- I can match the windows that have the title begin with the same characters or
- I can match only one window by complete title or number or
- I can match all the windows.

I'm interested in matching only a list of windows (title or numbers)
or a range of numbers. Is this possible? If yes, how?

Thanks.
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Fita Adrian
Errer | 3 Feb 07:46
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Screen will not launch at all in OS X


Hi, I am running OS X 10.7, and GNU Screen will not launch at all at the
command line (it just hangs indefinitely). This is true both when trying to
run screen locally and remotely. Screen will still do some basic stuff such
as dump the version information when I run "screen --version", but about all
I can do if I run screen normally is suspend the process, and when I run
"fg" I get the following error message:

"Sorry, cannot contact session "52349.ttys010.xxxxx" again."

This problem has actually existed for me for over a year (under both 10.6
and 10.7), and both the built-in version of screen in OS X and the version
from MacPorts have the same problem (they are both version 4.00.03). Does
anyone have any ideas on how to solve this?
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Albert Vilella | 27 Jan 13:32
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reorder windows like browser drag+drop tab reordering

Hi,

I have about 20 windows open in my screen session, and I would like to reorder the right-most window 20 to say, just before position 10 like this:

1 2 3 4 5 6 7 8 9      10 11 12 13 14 15 16 17 18 19 20
                                                  ...V
                                       ............
                     ...................
                  ....
                  V
1 2 3 4 5 6 7 8 9 20   10 11 12 13 14 15 16 17 18 19

How can I do that in a simple command?
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David Thomas | 18 Jan 21:17
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Escape sequence voodoo.

Hi all,

The terminal emulator rxvt-unicode supports perl plugins, whereby I
can perform actions in response to escape sequences (amongst other
events).  I've been enjoying hacking at these.  My immediate
application is to allow notifications in notify-osd on my local
machine without the complications or (ugly) delays of doing it with
notify-send and X forwarding, and this works well when urxvt can see
the commands.  I reach a conundrum, however, when trying to make these
play nice with screen.

Screen, correctly I believe, does not pass unrecognized escape
sequences, so they never get to urxvt.  I can hop through N screens,
for a fixed N, by wrapping with N layers of \eP...\e\\, but that's
ugly, inflexible, and not really the right way anyway.  The truly
correct way, I think, is to add terminal capabilities for each of my
extensions, and add these to my termcap files for both screen and
urxvt, which is straightforward enough for the most part but I am
wondering if there's any means (short of hacking at the source) of
making screen query and use some particular capability of its parent
terminal when it sees a particular escape sequence.  Ideas for other
ways of accomplishing what I'm setting about here are also welcome, as
are questions, and pointers for where it should be added in the source
if it that is required (though I realize this is a users list).

Thank you,

David
Rhys Ulerich | 13 Jan 17:30
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Two column layout

Hi all,

Is it possible to have two panes hold a single window (much like a two
column layout in a magazine)?

It'd be sweet to have

A|D
B|E
C|F

where A, B, C, D, E, F are sequential lines from, say, a text editor
and | is a screen split.  Especially on a wide-but-not-tall monitor.

Thanks,
Rhys
László Monda | 5 Jan 23:50
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Moving windows around in a relative manner

Hi List,

I often happen to have a bunch of screen windows which I'd like to
move around in a relative (move left or right) and not in an absolute
(:number x) manner.

It seems to me that the screen+bumpandcollapse patch written by D
Andrew Reynhout more than 3 years ago, discussed at
http://lists.gnu.org/archive/html/screen-users/2008-08/msg00077.html
is exactly what I'm looking for.  Please let me know whether it has
been integrated to screen in the meantime or if any equivalent
functionality has been created.

If nothing has been done about this then I'm willing to pay someone
for doing this work because it'd be tremendously useful.  (I'm a
software developer myself without any free time so I'd rather like to
delegate this task.)

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László Monda <http://monda.hu>

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Vladimir Todorov | 1 Jan 01:16
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wall linux command not working?

Hello everyone,


Today I had the need to broadcast a message to all logged in users. I tried the `wall` command and it worked fine. But if the user is using screen the message is not displayed.
In other words if you are working inside a screen session then you won't see any messages sent with the `wall` command.
Can someone more familiar help me out with this? 
I am using Screen version 4.00.03jw4 (FAU) 2-May-06
Also I found the 'wall' screen command but it shows the messages in the hard-status line and they disappear after a while. Is there a way that I can send the messages to the virtual terminals in screen instead of the hard-status line?

Thank you,
Vladimir
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Skip Montanaro | 29 Dec 23:32
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Problems with Emacs redisplay in screen

I've only recently starting using screen on my Mac (/usr/bin/screen, version
4.00.03 (FAU) 23-Oct-06), having tired of dropped connections.  I typically
just run GNU Emacs in no window mode to read mail using VM.  I ssh from a
Gnome terminal on a Solaris machine at work.  TERM is generally set to
"xterm" though I've also tried "gnome".

Much of the time things work well, but there are times when I simply can't
seem to get Emacs to properly refresh its windows.  In these cases I
typically wind up with almost nothing visible.  If I know where I am (say,
in VM), I can generally 'q'uit and start it up again.  I suspect that works
mostly because when I exit the mail program it brings me back to a window
with substantially different content (say, the *scratch* buffer), so Emacs
has to completely refresh then and refresh again when I restart VM.

Is there something I can do to make this combination work better?

Thanks,

--

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Skip Montanaro - skip@... - http://www.smontanaro.net/
蔡文博 | 26 Dec 07:30
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automatically sending key to window

Hello,

I am using screen to run sipp (a SIP testing tool).
Pressing "+" when sipp is running can increase call rate.
I want to increase the call rate every 10 minutes.
So I wonder if I can let screen to send a key to a window (which runs
sipp) automatically after each interval.

Appreciate if you can help, other solution is also welcome.

Regards,
Wenbo
ping | 6 Dec 14:37
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why screen take long time to (d)etach from remote session and (R)eattach from local again?

I'm observing an issue of screen often and don't know how to handle it:
usually I go back home after work and connect from home via ssh, take 
over screen from remote and work from there.
next morning when I came back office I then need detach from remote and 
attach it back locally, but the symptom that I often see while doing 
this is:
1) hard disk flash crazy (means busy)
2) iotop tell me this:

Total DISK READ: 2.26 M/s | Total DISK WRITE: 0.00 B/s
   TID  PRIO  USER     DISK READ  DISK WRITE  SWAPIN     IO>    COMMAND
24441 be/4 ping        2.26 M/s    0.00 B/s  ?unavailable?  SCREEN -dR work1

3) system got slow in response, mostly due to HD busy , while overall 
CPU is not high at all.

this typically last for at least 3 or 5 minutes.

when I recall back It looks this happened recently when I use "-dR" , 
previously seems when I just use -r I don't remember I ever run into 
this (will try this one later).

anyone please send some hints on this..

regards
ping
John Magolske | 30 Nov 17:29

Trying to silence a "Filter running" message

Using screen as a "window manager" in the Linux console of my Thinkpad,
I've bound certain keys to adjust volume up and down using amixer.
In my ~/.screenrc there is:

  # Decrease & Increase volume
  bindkey "\033[25~" exec ! amix-adjust minus
  bindkey "\033[26~" exec ! amix-adjust plus

Where "amix-adjust" is a script:

  #!/bin/sh
  # for adjusting the Master volume level (used with Gnu Screen)
  amixer -q set PCM 74%
  if [ "$1" = "minus" ]
  then
      amixer -q set Master 1dB-
      screen -X backtick 7 0 60 amix-level
  elif [ "$1" = "plus" ]
  then
      amixer -q set Master 1dB+
      screen -X backtick 7 0 60 amix-level
  else
      exit 0
  fi

And amix-level is another script:

  #!/bin/sh
  # for displaying the Master volum level set via amixer (used with Gnu Screen)
  amixer -c 0 get Master | grep -m1 -o [0-9]*%

This works fairly well, displaying the volume level "realtime" as
a percentage in the caption line. One quirk though -- when holding
down the assigned "plus" or "minus" key, after enough sequential
repetitions a message will flash in the message line:

  Filter running: !.. amix-adjust minus

This is with the keyboard repeat rate set to 30 characters per second.
Reducing the repeat rate to 22 makes the message goes away...but I'd
like to leave it set to 30. Is there some other way to silence that
output?

Thanks,

John

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John Magolske
http://B79.net/contact

Gmane