rbenv system wide install on linux

rbenv.sh

git clone https://github.com/sstephenson/rbenv.git /usr/local/rbenv

echo '# rbenv setup' > /etc/profile.d/rbenv.sh
echo 'export RBENV_ROOT=/usr/local/rbenv' >> /etc/profile.d/rbenv.sh
echo 'export PATH="$RBENV_ROOT/bin:$PATH"' >> /etc/profile.d/rbenv.sh
echo 'eval "$(rbenv init -)"' >> /etc/profile.d/rbenv.sh
 
chmod +x /etc/profile.d/rbenv.sh
source /etc/profile.d/rbenv.sh

mkdir -p $RBENV_ROOT/plugins
pushd $RBENV_ROOT/plugins

git clone https://github.com/sstephenson/ruby-build.git
git clone https://github.com/rkh/rbenv-update.git

rbenv rehash