FROM scratch AS base
ARG ARCH=x86_64
ENV VERSION=2.3.2
ENV SRC_HASH=5f2bdbad629707aa7d85c623f994aa8a1d2dec55a73de5205bac0bf6058a2f7c
ENV SRC_FILE=acl-${VERSION}.tar.gz
ENV SRC_SITE=https://download.savannah.nongnu.org/releases/acl/${SRC_FILE}

FROM base AS fetch
ADD --checksum=sha256:${SRC_HASH} ${SRC_SITE} ${SRC_FILE}

FROM fetch AS build
COPY --from=stagex/musl . /
COPY --from=stagex/gcc . /
COPY --from=stagex/busybox . /
COPY --from=stagex/binutils . /
COPY --from=stagex/make . /
COPY --from=stagex/attr . /
RUN tar -xf ${SRC_FILE}
WORKDIR acl-${VERSION}
RUN --network=none <<-EOF
	set -eux
    ./configure \
		--build=${ARCH}-linux-musl \
		--host=${ARCH}-linux-musl \
		--prefix=/usr \
		--libdir=/usr/lib \
		--libexecdir=/usr/libexec
	make -j "$(nproc)"
EOF

FROM build AS install
RUN make DESTDIR=/rootfs install
RUN find /rootfs -exec touch -hcd "@0" "{}" +

FROM stagex/filesystem AS package
COPY --from=install /rootfs/. /