[screen-devel] [bug #43744] screen -d -r <string> connects to wrong screen instance or gives an error

[anonymous]

URL:
  <http://savannah.gnu.org/bugs/?43744>

                 Summary: screen -d -r <string> connects to wrong screen
instance or gives an error
                 Project: GNU Screen
            Submitted by: None
            Submitted on: Wed 03 Dec 2014 10:06:18 AM UTC
                Category: Program Logic
                Severity: 3 - Normal
                Priority: 5 - Normal
                  Status: None
                 Privacy: Public
             Assigned to: None
             Open/Closed: Open
         Discussion Lock: Any
                 Release: None
           Fixed Release: None
         Planned Release: None
           Work Required: None

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Details:

In the following lines, I'm indenting commands executed inside screen...

The setup:
$ screen -S RDV
  $ echo "here is DEV"
  here is DEV
[detached from 5266.RDV]
$ screen -S RDVdev
  $ echo "here is NOT DEV"
  here is NOT DEV
[detached from 5737.RDVdev]

Under Debian wheezy & screen 4.01.00devel
I get 
$ screen -d -r RDV
  here is DEV
[detached from 7847.RDVdev] ## <= wrong instance
$ screen -d -r RDVdev
  here is DEV
[detached from 7847.RDVdev]

Under Ubuntu 14.10 & screen 4.02.01
I get 
$ screen -d -r RDVdev
  here is DEV
[detached from 7847.RDVdev]
$ screen -d -r RDV
WriteMessage: Bad file descriptor ## <= error




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