Dockerfile

# syntax=docker/dockerfile:1
# V0 - Use this comment to force a re-build without changing the contents

# Stage 1 - Build the toolchain
FROM ubuntu:22.04

# Setup paths for the libdragon toolchain
ARG N64_INST=/n64_toolchain
ENV N64_INST=${N64_INST}

# install dependencies
RUN apt-get update
RUN apt-get install -yq \
    wget \
    bzip2 \
    gcc \
    g++ \
    make \
    file \
    libmpfr-dev \
    libmpc-dev \
    zlib1g-dev \
    texinfo \
    git

# Build toolchain
COPY ./tools/build-toolchain.sh /tmp/tools/build-toolchain.sh
WORKDIR /tmp/tools
RUN ./build-toolchain.sh

# Remove locale strings which are not so important in our use case
RUN rm -rf ${N64_INST}/share/locale/*


# Stage 2 - Prepare minimal image
FROM ubuntu:22.04

# Setup paths for the libdragon toolchain
ARG N64_INST=/n64_toolchain
ENV N64_INST=${N64_INST}
ENV PATH="${N64_INST}/bin:$PATH"

# Install toolchain (built in Stage 1)
COPY --from=0 ${N64_INST} ${N64_INST}

# install dependencies & perform cleanup
RUN apt-get update \
    && apt-get install -yq \
    gcc \
    g++ \
    make \
    git \
    && apt-get clean \
    && apt autoremove -yq