FROM scratch AS base
ENV VERSION=0.73
ENV SRC_HASH=ad5edc38bf004807843622fddbf67bd5ac604fc16e14c2bfefa7b07718ad21f3
ENV SRC_FILE=v${VERSION}.tar.gz
ENV SRC_SITE=https://github.com/mquinson/po4a/archive/refs/tags/${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 . /
COPY --from=stagex/perl . /
COPY --from=stagex/perl-module-build . /
COPY --from=stagex/perl-pod-parser . /
COPY --from=stagex/diffutils . /
COPY --from=stagex/gettext . /
COPY --from=stagex/libxml2 . /
COPY --from=stagex/libxslt . /
COPY --from=stagex/docbook-xml . /
COPY --from=stagex/docbook-xsl . /
COPY --from=stagex/zlib . /
COPY --from=stagex/m4 . /
COPY --from=stagex/autoconf . /
COPY --from=stagex/pkgconf . /
RUN tar -xf ${SRC_FILE}
WORKDIR po4a-${VERSION}
RUN --network=none <<-EOF
	set -eux
    perl Build.PL \
        --installdirs=vendor \
        --create_packlist=0
    LC_ALL=en_US.UTF-8 perl Build
EOF

FROM build AS install
RUN --network=none ./Build install --destdir="/rootfs"

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