FROM scratch AS base
ENV VERSION=4.19.0
ENV SRC_HASH=1613f0ac1cf484d6ec0ce3b8c06d56263cc7242f1c23b30d82d23de345a63f7a
ENV SRC_FILE=libtasn1-${VERSION}.tar.gz
ENV SRC_SITE=https://ftp.gnu.org/gnu/libtasn1/${SRC_FILE}

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

FROM fetch AS build
COPY --from=stagex/busybox . /
COPY --from=stagex/musl . /
COPY --from=stagex/gcc . /
COPY --from=stagex/binutils . /
COPY --from=stagex/make . /
COPY --from=stagex/npth . /
COPY --from=stagex/libgpg-error . /
RUN tar -xvf $SRC_FILE
WORKDIR /libtasn1-${VERSION}
RUN --network=none <<-EOF
	set -eux
	./configure \
		--build=x86_64-unknown-linux-musl \
		--host=x86_64-unknown-linux-musl \
		--prefix=/usr/ \
		--bindir=/usr/bin \
        --sysconfdir=/etc \
        --localstatedir=/var \
		--mandir=/usr/share/man \
        --disable-static
	make -j "$(nproc)"
EOF

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

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