#
# Docker cross-compiler target
#
# This docker target builds on the Debian Bullseye base image.
#
FROM docker.io/library/debian:11-slim

RUN export DEBIAN_FRONTEND=noninteractive && \
    apt-get update && \
    apt-get install -y eatmydata && \
    eatmydata apt-get dist-upgrade -y && \
    eatmydata apt-get install --no-install-recommends -y \
        gcc-sh4-linux-gnu \
        libc6-dev-sh4-cross
# As a final step configure the user (if env is defined)
ARG USER
ARG UID
RUN if [ "${USER}" ]; then \
  id ${USER} 2>/dev/null || useradd -u ${UID} -U ${USER}; fi