Install Tmux without root

build_tmux_in_local.sh

#!/bin/bash

# Script for installing tmux on systems where you don't have root access.
# tmux will be installed in $HOME/.local/bin.
# It's assumed that wget and a C/C++ compiler are installed.
# Script has been modified from @ryin gist https://gist.github.com/ryin/3106801

# exit on error
set -e

TMUX_VERSION=2.5
LIBEVENT_VERSION=2.1.8
NCURSES_VERSION=6.0

# create our directories
mkdir -p $HOME/local $HOME/tmux_tmp
cd $HOME/tmux_tmp

# download source files for tmux, libevent, and ncurses
wget -O tmux-${TMUX_VERSION}.tar.gz https://github.com/tmux/tmux/releases/download/${TMUX_VERSION}/tmux-${TMUX_VERSION}.tar.gz
wget https://github.com/libevent/libevent/releases/download/release-${LIBEVENT_VERSION}-stable/libevent-${LIBEVENT_VERSION}-stable.tar.gz
wget https://ftp.gnu.org/pub/gnu/ncurses/ncurses-${NCURSES_VERSION}.tar.gz

# extract files, configure, and compile

############
# libevent #
############
tar xvzf libevent-${LIBEVENT_VERSION}-stable.tar.gz
cd libevent-${LIBEVENT_VERSION}-stable
./configure --prefix=$HOME/.local --disable-shared
make -j 8
make install
cd ..

############
# ncurses  #
############
tar xvzf ncurses-${NCURSES_VERSION}.tar.gz
cd ncurses-${NCURSES_VERSION}
export CPPFLAGS="-P"
./configure --prefix=$HOME/.local
make -j 8
make install
cd ..

############
# tmux     #
############
tar xvzf tmux-${TMUX_VERSION}.tar.gz
cd tmux-${TMUX_VERSION}
./configure CFLAGS="-I$HOME/.local/include -I$HOME/.local/include/ncurses" LDFLAGS="-L$HOME/.local/lib -L$HOME/.local/include/ncurses -L$HOME/.local/include"
CPPFLAGS="-I$HOME/.local/include -I$HOME/.local/include/ncurses" LDFLAGS="-static -L$HOME/.local/include -L$HOME/.local/include/ncurses -L$HOME/.local/lib" make
cp tmux $HOME/.local/bin
cd ..

# cleanup
rm -rf $HOME/tmux_tmp

echo "$HOME/.local/bin/tmux is now available. You can optionally add $HOME/.local/bin to your PATH."
echo "Ensure that export LD_LIBRARY_PATH=~/.local/lib/:$LD_LIBRARY_PATH is in your shell rc"
echo "Ensure that export PATH=~/.local/bin/:$PATH is in your shell rc"