# initialize from the image FROM ubuntu:14.04 ENV GCC_ARM_VERSION 4.9.3.2015q1-0trusty13 # add and update package repositories RUN apt-key adv --keyserver keyserver.ubuntu.com --recv-keys FE324A81C208C89497EFC6246D1D8367A3421AFB RUN gpg --keyring /etc/apt/trusted.gpg --primary-keyring /etc/apt/trusted.gpg --fingerprint FE324A81C208C89497EFC6246D1D8367A3421AFB RUN echo "deb http://ppa.launchpad.net/terry.guo/gcc-arm-embedded/ubuntu trusty main" >> /etc/apt/sources.list && apt-get update # install build tools and dependencies RUN apt-get install -y build-essential git python RUN apt-get install -y gcc-arm-none-eabi=$GCC_ARM_VERSION # clone the source code RUN git clone https://github.com/libopencm3/libopencm3 # build libopencm3 ENV LIBOPENCM3_GITREV 7dbb93c78411b37bec64b5ca5be55076b0ab1b15 RUN cd libopencm3 && git checkout $LIBOPENCM3_GITREV && make