A cross compiler of rust-sdl2 project for aarch64

build.sh

#!/usr/bin/env bash
source $HOME/.cargo/env
cd /build
mkdir -p .cargo
cat <<EOF > .cargo/config
[target.aarch64-unknown-linux-gnu]
linker = "aarch64-linux-gnu-gcc"
EOF
cargo build --target=aarch64-unknown-linux-gnu

Dockerfile

FROM debian:bookworm
ENV USER root
RUN rm /bin/sh \
    && ln -s /bin/bash /bin/sh
RUN mkdir /build \
    && cd \
    && apt update \
    && apt install -y curl build-essential \
    && curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y \
    && source $HOME/.cargo/env \
    && rustup target add aarch64-unknown-linux-gnu \
    && dpkg --add-architecture arm64 \
    && apt update \
    && apt install -y gcc-aarch64-linux-gnu libsdl2-dev:arm64 libsdl2-image-dev:arm64 libsdl2-ttf-dev:arm64
COPY build.sh /
ENTRYPOINT ["/build.sh"]

how_to_use.sh

# 1. Build docker image.
docker build -t rust-sdl2-aarch64 .

# 2. Build rust project with sdl2.
cd /path/to/project
docker run --rm -v $PWD:/build rust-sdl2-aarch64