Install tmux in a barebones Ubuntu environment without root (like a Docker container for Ethos)

install-tmux.sh

#!/bin/sh

TMUX_ROOT=~/tmux

# Install tmux in a barebones Ubuntu environment without root (like a Docker
# container for Ethos)

apt-get download tmux libutempter0 libevent-core-2.1-7 ncurses-base
for deb in *.deb; do
    dpkg -x ${deb} ${TMUX_ROOT}
done

cp -pr ${TMUX_ROOT}/lib/terminfo ~/.terminfo

if [ ! -f ~/.bashrc ]; then
    echo TMUX_ROOT=${TMUX_ROOT} > ~/.bashrc
    echo 'alias tmux="LD_LIBRARY_PATH=${TMUX_ROOT}/usr/lib/x86_64-linux-gnu ${TMUX_ROOT}/usr/bin/tmux"' >> ~/.bashrc
fi

echo
echo "PATH modified in ~/.bashrc -- Run:"
echo
echo "    source ~/.bashrc"
echo
echo "or log out and back in for it to take effect."
echo