FROM ghcr.io/cross-rs/cross:main@sha256:3615293cfc8add55fa76158ae278adb6ad99f5a0d931682f2cedd3b4768e2cfd

# Install ARM64 cross-compilation toolchain

# gcc-10/g++-10 required as host compiler to avoid GCC 9 memcmp bug (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95189)

RUN apt-get update && \

apt-get install -y \

gcc-10 \

g++-10 \

curl \

jq \

gcc-aarch64-linux-gnu \

g++-aarch64-linux-gnu \

libc6-dev-arm64-cross \

pkg-config \

build-essential \

clang \

libclang-dev && \

update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-10 100 && \

update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-10 100 && \

rm -rf /var/lib/apt/lists/*

# Set up environment variables for ARM64 cross-compilation

# Keep host compiler for build scripts, only set target-specific variables

ENV CC_aarch64_unknown_linux_gnu=aarch64-linux-gnu-gcc

ENV CXX_aarch64_unknown_linux_gnu=aarch64-linux-gnu-g++

ENV AR_aarch64_unknown_linux_gnu=aarch64-linux-gnu-ar

ENV STRIP_aarch64_unknown_linux_gnu=aarch64-linux-gnu-strip

ENV PKG_CONFIG_aarch64_unknown_linux_gnu=pkg-config

ENV CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER=aarch64-linux-gnu-gcc

ENV BINDGEN_EXTRA_CLANG_ARGS="-I/usr/aarch64-linux-gnu/include -I/usr/include"

ENV CFLAGS_aarch64_unknown_linux_gnu="-I/usr/aarch64-linux-gnu/include -I/usr/include"

ENV CPPFLAGS_aarch64_unknown_linux_gnu="-I/usr/aarch64-linux-gnu/include -I/usr/include"

ENV JEMALLOC_SYS_WITH_LG_PAGE=16

ENV PKG_CONFIG_ALLOW_CROSS=1