local exec_prefix="${INSTALL_ROOT}/usr/bin" && local man_dir="${INSTALL_ROOT}/usr/share/man/man1" && for dir in "${exec_prefix}" "${man_dir}"; do if [ ! -d "${dir}" ]; then install -vm 755 -d "${dir}" fi done && for binary in pigz unpigz; do install -vm 755 "${binary}" "${exec_prefix}/${binary}" done && install -vm 644 pigz.1 "${man_dir}/pigz.1"