gistfile1.sh

#/bin/sh

template_dir=$HOME/.git_template
hook_dir=$template_dir/hooks
pre_push=$hook_dir/pre-push
hook_script='[ "$(git rev-parse --abbrev-ref HEAD)" = "master" ] && echo "You cant push the master branch to the remote" && exit 1'

current_template_dir="$(git config -l | grep init.templatedir)"
current_template_dir=${current_template_dir#init.templatedir=}

if [ -n "$current_template_dir" -a "$current_template_dir" != "$template_dir" ]; then
    mkdir -p $current_template_dir/hooks
    pre_push=$current_template_dir/hooks/pre-push
else
    mkdir -p $hook_dir
    git config --global init.templatedir $template_dir
fi

if [ -e $pre_push ]; then
    [ -n "$(grep 'You cant push the master branch to the remote' $pre_push)" ] && exit 1
fi

echo $hook_script >> $pre_push
echo exit 0 >> $pre_push
chmod +x $pre_push

echo OK, all set.
echo 'All you need to do is that executing "git init" in your existing git project directory.'