SpaceVim/.ci/install/linux.sh

install_vim() {
    local URL=https://github.com/vim/vim
    local tag=$1
    local ext=$([[ $tag == "HEAD" ]] && echo "" || echo "-b $tag")
    local tmp="$(mktemp -d)"
    local out="${DEPS}/_vim/$tag"
    local ncpu=$(awk '/^processor/{n+=1}END{print n}' /proc/cpuinfo)
    git clone --depth 1 --single-branch $ext $URL $tmp
    cd $tmp
    ./configure --prefix=$out \
        --enable-fail-if-missing \
        --with-features=huge \
        --enable-pythoninterp \
        --enable-python3interp \
        --enable-luainterp
            make -j$ncpu
            make install
        }

    install_nvim() {
        local URL=https://github.com/neovim/neovim
        local tag=$1
        local ext=$([[ $tag == "HEAD" ]] && echo "" || echo "-b $tag")
        local tmp="$(mktemp -d)"
        local out="${DEPS}/_neovim/$tag"
        local ncpu=$(awk '/^processor/{n+=1}END{print n}' /proc/cpuinfo)
        git clone --depth 1 --single-branch $ext $URL $tmp
        cd $tmp
        make deps
        make -j$ncpu \
            CMAKE_BUILD_TYPE=Release \
            CMAKE_EXTRA_FLAGS="-DTRAVIS_CI_BUILD=ON -DCMAKE_INSTALL_PREFIX:PATH=$out"
                    make install
                    python -m pip install pynvim
                    python3 -m pip install pynvim
                }

            install() {
                local vim=$1
                local tag=$2

                if [[ -d "${DEPS}/_$vim/$tag" ]]; then
                    echo "Use a cached version '$HOME/_$vim/$tag'."
                    return
                fi
                if [[ $vim == "nvim" ]]; then
                    install_nvim $tag
                else
                    install_vim $tag
                fi
                tree "${DEPS}/_$vim/$tag"
            }

        install $@