bash script for installing tmux 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 $HOME/.local/bin.
# It's assumed that wget and a C/C++ compiler are installed.

# exit on error
set -e

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

# download source files for tmux, libevent, and ncurses
wget -c `wget -qO - https://api.github.com/repos/tmux/tmux/releases/latest | awk '/browser_download_url.*tar\.gz"/{gsub(/"/, "", $2); print $2; exit}'`
wget -c `wget -qO - https://api.github.com/repos/libevent/libevent/releases/latest | awk '/browser_download_url.*tar\.gz"/{gsub(/"/, "", $2); print $2; exit}'`
wget -c https://ftp.gnu.org/gnu/ncurses/ncurses-6.0.tar.gz # TODO: avoid hard coding and grab latest version

# extract files, configure, and compile

############
# libevent #
############
tar xzf libevent-*.tar.gz
cd libevent-*
./configure --prefix=$HOME/.local --disable-shared
make
make install
cd ..

############
# ncurses  #
############
tar xzf ncurses-*.tar.gz
cd ncurses-*
./configure --prefix=$HOME/.local
make
make install
cd ..

############
# tmux     #
############
tar xzf tmux-*.tar.gz
cd tmux-*
./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 ..

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."