FROM ubuntu:20.04 COPY scripts/cross-apt-packages.sh /scripts/ RUN sh /scripts/cross-apt-packages.sh COPY scripts/crosstool-ng-1.24.sh /scripts/ RUN sh /scripts/crosstool-ng-1.24.sh COPY scripts/rustbuild-setup.sh /scripts/ RUN sh /scripts/rustbuild-setup.sh USER rustbuild WORKDIR /tmp COPY host-x86_64/dist-armv7-linux/build-toolchains.sh host-x86_64/dist-armv7-linux/armv7-linux-gnueabihf.config /tmp/ RUN ./build-toolchains.sh USER root COPY scripts/sccache.sh /scripts/ RUN sh /scripts/sccache.sh ENV PATH=$PATH:/x-tools/armv7-unknown-linux-gnueabihf/bin ENV CC_armv7_unknown_linux_gnueabihf=armv7-unknown-linux-gnueabihf-gcc \ AR_armv7_unknown_linux_gnueabihf=armv7-unknown-linux-gnueabihf-ar \ CXX_armv7_unknown_linux_gnueabihf=armv7-unknown-linux-gnueabihf-g++ ENV HOSTS=armv7-unknown-linux-gnueabihf ENV RUST_CONFIGURE_ARGS --enable-full-tools --disable-docs ENV SCRIPT python3 ../x.py dist --host $HOSTS --target $HOSTS