trap cleanup_gnulib 1 2 13 15
- git clone --help|grep depth > /dev/null && shallow='--depth 2' || shallow=
+ git clone -h|grep -- --depth > /dev/null && shallow='--depth 2' || shallow=
git clone $shallow git://git.sv.gnu.org/gnulib "$gnulib_path" ||
cleanup_gnulib
if test -d "$GNULIB_SRCDIR"/.git && \
git_modules_config submodule.gnulib.url >/dev/null; then
echo "$0: getting gnulib files..."
- if git submodule --help|grep reference > /dev/null; then
+ if git submodule -h|grep -- --reference > /dev/null; then
# Prefer the one-liner available in git 1.6.4 or newer.
git submodule update --init --reference "$GNULIB_SRCDIR" \
"$gnulib_path" || exit $?