From LUDD - Luleå Academic Computer Society
Ircshell is used for IRC idling and typical usage is as follows. Note that there are multiple alternatives for tmux and weechat, such as screen and irssi.
When ircshell has been restarted you must restart the IRC connection.
user@ircshell:~$ tmux user@ircshell:~$ weechat-curses irc.freenode.net /join #ludd /save
To recover the session simply run the following command.
user@ircshell:~$ tmux a
Error: unable to create/append to log file (weechat.log) If another WeeChat process is using this file, try to run WeeChat with another home using "--dir" command line option.
This error occurs if you are already running a weechat session.