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#!/bin/bash
#
# Modified TMUX start script from:
# http://forums.gentoo.org/viewtopic-t-836006-start-0.html
#
# Store it to `~/bin/tmx` and issue `chmod +x`.
#
# Works because bash automatically trims by assigning to variables and by
# passing arguments
trim() { echo $1; }
if [[ -z "$1" ]]; then
echo "Specify session name as the first argument"
exit
fi
# Only because I often issue `ls` to this script by accident
if [[ "$1" == "ls" ]]; then
tmux ls
exit
fi
base_session="$1"
# This actually works without the trim() on all systems except OSX
tmux_nb=$(trim `tmux ls | grep "^$base_session" | wc -l`)
if [[ "$tmux_nb" == "0" ]]; then
echo "Launching tmux base session $base_session ..."
tmux new-session -s $base_session
else
# Make sure we are not already in a tmux session
if [[ -z "$TMUX" ]]; then
# Kill defunct sessions first
old_sessions=$(tmux ls 2>/dev/null | egrep "^[0-9]{14}.*[0-9]+\)$" | cut -f 1 -d:)
for old_session_id in $old_sessions; do
tmux kill-session -t $old_session_id
done
echo "Launching copy of base session $base_session ..."
# Session is is date and time to prevent conflict
session_id=`date +%Y%m%d%H%M%S`
# Create a new session (without attaching it) and link to base session
# to share windows
tmux new-session -d -t $base_session -s $session_id
# Create a new window in that session
#tmux new-window
# Attach to the new session
tmux attach-session -t $session_id
# When we detach from it, kill the session
tmux kill-session -t $session_id
fi
fi
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