Install tmux locally without root access

tmux_local_install.sh

#!/bin/bash

# Script for installing tmux on systems where you don't have root access.
# tmux will be installed in $INSTALL_DIR/local/bin.
# It's assumed that wget and a C/C++ compiler are installed.

# exit on error
set -e

TMUX_VERSION=2.7
LIBEVENT_VERSION=2.1.8-stable
NCURSES_VERSION=6.1
INSTALL_DIR=$HOME

# create our directories
mkdir -p $INSTALL_DIR/local $INSTALL_DIR/tmux_tmp
cd $INSTALL_DIR/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}/libevent-${LIBEVENT_VERSION}.tar.gz

wget ftp://ftp.gnu.org/gnu/ncurses/ncurses-${NCURSES_VERSION}.tar.gz

# extract files, configure, and compile

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

############
# ncurses  #
############
if fs && [[ $(fs --version) =~ "afs" ]] && fs whereis "$HOME/local" ; then
    NCURSES_OPTION=" --enable-symlinks"
else
    NCURSES_OPTION=""
fi

tar xvzf ncurses-${NCURSES_VERSION}.tar.gz
cd ncurses-${NCURSES_VERSION}
./configure --prefix=$INSTALL_DIR/local $NCURSES_OPTION
make -j 4
make install
cd ..

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

# cleanup
rm -rf $INSTALL_DIR/tmux_tmp

echo 'export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/local/lib' >> ~/.bashrc 
echo "alias tmux=${INSTALL_DIR}/local/bin/tmux"
echo "$INSTALL_DIR/local/bin/tmux is now available. You can optionally add $HOME/local/bin to your PATH."