FROM scratch AS base
ARG ARCH=x86_64
ENV VERSION=1.4.4
ENV SRC_HASH=8e7d1a8ccac0143c8fe9b68ebac67d485df119ea17a613f4038cda52f84ef52a
ENV SRC_FILE=v${VERSION}.tar.gz
ENV SRC_SITE=https://github.com/rhash/RHash/archive/refs/tags/${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/bash . /
COPY --from=stagex/busybox . /
COPY --from=stagex/binutils . /
COPY --from=stagex/make . /
COPY --from=stagex/openssl . /
RUN tar -xf ${SRC_FILE}
WORKDIR /RHash-${VERSION}
RUN --network=none <<-EOF
	set -eux
	./configure \
		--prefix=/usr \
		--sysconfdir=/etc \
		--enable-openssl \
		--disable-openssl-runtime
	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/. /