my-env/install/git

#!/bin/bash
##makedesc: Install git (latest)
source `dirname $0`/../helpers || exit 255

title

require make

if installed git; then
    if [ -d "$HOME/install/git" ]; then
        cd "$HOME/install/git" && \
            git pull
    else
        clone "https://github.com/git/git.git" "$HOME/install/git" --depth=1 --single-branch && \
            cd "$HOME/install/git"
    fi
    sudo make prefix=/usr/local all && \
        sudo make prefix=/usr/local install
else
    require wget
    mkdir -p "$HOME/install/git"
    download "https://github.com/git/git/archive/master.zip" "/tmp/git.zip" && \
        unzip -oq "/tmp/git.zip" -d "$HOME/install/git" && \
        rm /tmp/git.zip && \
        cd "$HOME/install/git/git-master" && \
        sudo make prefix=/usr/local all && \
        sudo make prefix=/usr/local install && \
        cd - && \
        rm -rf git && \
        clone "https://github.com/git/git.git" "$HOME/install/git" --depth=1 --single-branch
fi

[ $? = 0 ] && {
    echo
    success "git installed!"
    git --version
    echo
}