FROM scratch AS base
ENV VERSION=2023.02.20
ENV SRC_HASH=71d4048479ae28f1f5794619c3d72df9c01df49b1c628ef85fde37596dc31a33
ENV SRC_FILE=autoconf-archive-${VERSION}.tar.xz
ENV SRC_SITE=https://ftp.gnu.org/gnu/autoconf-archive/${SRC_FILE}

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

FROM fetch AS build
COPY --from=stagex/busybox . /
#COPY --from=stagex/gcc . /
#COPY --from=stagex/binutils . /
COPY --from=stagex/make . /
COPY --from=stagex/musl . /
RUN tar -xf ${SRC_FILE}
WORKDIR autoconf-archive-${VERSION}
RUN --network=none <<-EOF
	set -eux
	./configure \
        --build=x86_64-linux-musl \
        --host=x86_64-linux-musl \
		--sysconfdir=/etc \
		--localstatedir=/etc \
		--mandir=/usr/share/man \
		--prefix=/usr
	make -j "$(nproc)"
EOF

FROM build AS install
RUN --network=none make DESTDIR=/rootfs install

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