ARG PARENT_IMAGE=alpine:3.16.0
FROM $PARENT_IMAGE

ARG GIT_TAG=
ARG CONFIGURE_OPTS=
ARG PKGS_TO_ADD="curl gcc git make musl-dev tar zlib-dev"
ARG PKGS_TO_DEL="curl gcc git make musl-dev tar zlib-dev"
ARG PKGINIT=true
ARG PKGADD="apk add"
ARG PKGDEL="apk del"
ARG PKGCLEAN=true

WORKDIR /work

RUN true \
    && $PKGINIT \
    && $PKGADD $PKGS_TO_ADD \
    && BR=$(if test -n "$GIT_TAG"; then echo " --branch $GIT_TAG"; else echo ""; fi) \
    && git clone --depth 42 $BR https://github.com/hiddenalpha/DeflateAndInflate.git . \
    && ./configure $CONFIGURE_OPTS \
    && make clean && make && make install \
    && find . -not -wholename './dist*' -delete \
    && find /work -exec chown 1000:1000 {} + \
    && $PKGDEL $PKGS_TO_DEL \
    && $PKGCLEAN \
    && true

USER 1000:1000

# run for max 10 hrs. Because this container is not meant to stay running
# forever.
CMD ["sleep 36000"]