travis-install-libsodium.sh

#!/bin/sh
# The purpose of this file is to install libsodium in
# the Travis CI environment. Outside this environment,
# you would probably not want to install it like this.

set -e

# check if libsodium is already installed
if [ ! -d "$HOME/libsodium/lib" ]; then
  wget https://github.com/jedisct1/libsodium/releases/download/1.0.12/libsodium-1.0.12.tar.gz
  tar xvfz libsodium-1.0.12.tar.gz
  cd libsodium-1.0.12
  ./configure --prefix=$HOME/libsodium
  make
  make install
else
  echo 'Using cached directory.'
fi