Dockerfile.cannon-builder

FROM ubuntu:22.04
LABEL org.opencontainers.image.source="https://github.com/BadBoiLabs/Cannon-rs"

ENV SHELL=/bin/bash
ENV DEBIAN_FRONTEND noninteractive
ENV RUST_VERSION nightly-2023-07-19

RUN apt-get update && apt-get install --assume-yes --no-install-recommends \
    ca-certificates \
    build-essential \
    curl \
    g++-mips-linux-gnu \
    libc6-dev-mips-cross \
    binutils-mips-linux-gnu \
    llvm \
    clang \
    make \
    cmake \
    git 
#
# Install Rustup and Rust
#
RUN curl https://sh.rustup.rs -sSf | bash -s -- -y --default-toolchain ${RUST_VERSION} --component rust-src
ENV PATH="/root/.cargo/bin:${PATH}"

# Add the special cannon build target
COPY mips-unknown-none.json .

# Set up the env vars to instruct rustc to use the correct compiler and linker
# and to build correctly to support the Cannon processor
ENV CC_mips_unknown_none=mips-linux-gnu-gcc \
    CXX_mips_unknown_none=mips-linux-gnu-g++ \
    CARGO_TARGET_MIPS_UNKNOWN_NONE_LINKER=mips-linux-gnu-gcc \
    RUSTFLAGS="-Clink-arg=-e_start -C llvm-args=-mno-check-zero-division" \
    CARGO_BUILD_TARGET="/mips-unknown-none.json" \
    RUSTUP_TOOLCHAIN=${RUST_VERSION}