#
# Docker s390 cross-compiler target
#
# This docker target is based on stretch (testing) as the stable build
# doesn't have the cross compiler available.
#
FROM debian:testing-slim

# Duplicate deb line as deb-src
RUN cat /etc/apt/sources.list | sed "s/deb/deb-src/" >> /etc/apt/sources.list

# Add the s390x architecture
RUN dpkg --add-architecture s390x

# Grab the updated list of packages
RUN apt update && apt dist-upgrade -yy
RUN apt install -yy build-essential clang
RUN apt-get build-dep -yy -a s390x qemu || apt-get -f install
RUN apt install -yy gcc-multilib-s390x-linux-gnu binutils-multiarch

# Specify the cross prefix for this image (see tests/docker/common.rc)
ENV QEMU_CONFIGURE_OPTS --cross-prefix=s390x-linux-gnu-