message: docker: install clang-format-6.0 in Ubuntu 16.04
diff: @@ -9,14 +9,15 @@ MAINTAINER Julian Oes <julian@oes.ch>
  ENV DEBIAN_FRONTEND noninteractive
  +
  RUN apt-get update \
  && apt-get -y --quiet --no-install-recommends install \
  + software-properties-common \
  autoconf \
  automake \
  autotools-dev \
  build-essential \
  ca-certificates \
  - clang-format \
  colordiff \
  cmake \
  doxygen \
  @@ -33,6 +34,13 @@ RUN apt-get update \
  && apt-get clean autoclean \
  && rm -rf /var/lib/apt/lists/{apt,dpkg,cache,log} /tmp/* /var/tmp/*
  +RUN wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | apt-key add - \
  + && apt-add-repository "deb http://apt.llvm.org/xenial/ llvm-toolchain-xenial-6.0 main" \
  + && apt-get update \
  + && apt-get install -y clang-format-6.0 \
  + && rm -rf /var/lib/apt/lists/{apt,dpkg,cache,log} /tmp/* /var/tmp/* \
  + && update-alternatives --install /usr/bin/clang-format clang-format /usr/bin/clang-format-6.0 1000
  +
  RUN gem install --no-ri --no-rdoc fpm;
  CMD ["/bin/bash"]
  