FROM ubuntu:20.04 AS build1 MAINTAINER Ray Burgemeestre ARG DEBIAN_FRONTEND=noninteractive RUN apt-get update && \ apt-get -y install g++ git sudo wget gnupg2 && \ apt-get -y install libssl-dev build-essential && \ apt-get -y install vim gdb strace patch && \ \ echo deb http://apt.llvm.org/focal/ llvm-toolchain-focal-12 main >> /etc/apt/sources.list && \ echo deb-src http://apt.llvm.org/focal/ llvm-toolchain-focal-12 main >> /etc/apt/sources.list && \ wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key|sudo apt-key add - ; \ apt update -y && \ apt-get install -y clang-12 lldb-12 lld-12 && \ apt-get install -y libc++-12-dev libc++-12-dev clang-format-12 && \ \ rm -rf /var/lib/apt/lists/* # Install newer CMake to avoid some warnings the "FindBoost" script throws on # more recent versions of boost that the system CMake doesn't now about. # I chose a bloody new boost, so I need to use the latest RC1 (at the time of writing) RUN wget https://github.com/Kitware/CMake/releases/download/v3.21.3/cmake-3.21.3.tar.gz && \ tar -zxf cmake-3.21.3.tar.gz && \ cd cmake-3.21.3 && \ ./bootstrap && \ make -j $(nproc) && \ make install && \ cd .. && \ rm -rf cmake-3.21.3 && \ rm -rf cmake-3.21.3.tar.gz # Install emscripten deps RUN sudo apt-get update && \ sudo apt-get install -y libsdl2-dev && \ (git clone https://github.com/emscripten-core/emsdk.git || true) && \ cd emsdk && \ ./emsdk install latest && \ ./emsdk activate latest && \ sudo cp -prv ./emsdk_env.sh /etc/profile.d/ # Warmup emscripten (this will pre-fetch SDL2, and cache it) RUN /emsdk/upstream/emscripten/em++ -s WASM=1 -s USE_SDL=2 -s USE_SDL_TTF=2 -O3 /dev/null || true # Fix some weird linker issue CAF build runs into. (fails to link -lc++abi) RUN cp -prv /usr/lib/llvm-12/lib/libc++abi.so.1.0 /usr/lib/llvm-12/lib/libc++abi.so RUN cp -prv /usr/lib/llvm-12/lib/libunwind.so.1.0 /usr/lib/llvm-12/lib/libunwind.so COPY switch-to-latest-clang /usr/local/bin/switch-to-latest-clang RUN chmod +x /usr/local/bin/switch-to-latest-clang RUN apt clean FROM scratch COPY --from=build1 / / CMD "/bin/bash"