6 export DEBIAN_FRONTEND
=noninteractive
12 sed -i -e 's/http:\/\/deb/https:\/\/deb/g' /etc
/apt
/sources.list
13 echo 'deb https://deb.debian.org/debian stretch-backports main' >/etc
/apt
/sources.list.d
/backports.list
17 # Use newer packages from backports by default
18 cat >/etc
/apt
/preferences
<<EOF
20 Pin: release a=stretch-backports
24 apt-get dist-upgrade
-y
26 apt-get
install -y --no-remove \
62 # We need at least 0.52.0, which is not in stretch
63 python3
-m pip
install meson
>=0.52
65 . .gitlab-ci
/container
/container_pre_build.sh
67 ############### Uninstall unused packages
69 . .gitlab-ci
/container
/container_post_build.sh