[PATCH v2 01/15] docker/tricore: Use stretch-slim as a base image

[Bastian Koppelmann]

we get an authentication errror when trying to pull qemu:debian9. Thus
just start from a plain debian image.

Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
---
 .../dockerfiles/debian-tricore-cross.docker      | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/tests/docker/dockerfiles/debian-tricore-cross.docker 
b/tests/docker/dockerfiles/debian-tricore-cross.docker
index 4a0f7706a3..544d7814f8 100644
--- a/tests/docker/dockerfiles/debian-tricore-cross.docker
+++ b/tests/docker/dockerfiles/debian-tricore-cross.docker
@@ -7,10 +7,22 @@
 #
 # SPDX-License-Identifier: GPL-2.0-or-later
 #
-FROM qemu:debian9
-
+FROM debian:stretch-slim
 MAINTAINER Philippe Mathieu-Daudé <f4bug@amsat.org>
 
+RUN apt-get update && \
+    DEBIAN_FRONTEND=noninteractive apt install -yy eatmydata && \
+    DEBIAN_FRONTEND=noninteractive eatmydata \
+    apt-get install -y --no-install-recommends \
+        bison \
+        build-essential \
+        ca-certificates \
+        curl \
+        flex \
+        gettext \
+        git \
+        python3-minimal
+
 RUN git clone --single-branch \
         https://github.com/bkoppelmann/tricore-binutils.git \
         /usr/src/binutils && \
-- 
2.26.2