#=================
# Use cmake 3.6 from jessie-backports
# should only be used for images based on debian jessie.

RUN echo "deb http://archive.debian.org/debian jessie-backports main" | tee /etc/apt/sources.list.d/jessie-backports.list
RUN echo 'Acquire::Check-Valid-Until "false";' > /etc/apt/apt.conf
RUN sed -i '/deb http:\/\/deb.debian.org\/debian jessie-updates main/d' /etc/apt/sources.list
RUN apt-get update && apt-get install -t jessie-backports -y cmake && apt-get clean
