From 6ef7fa5d570d701f30ad3891d8d6c6df44884ca0 Mon Sep 17 00:00:00 2001
From: Ani Balasubramaniam <ani@anionline.me>
Date: Tue, 2 Jun 2020 00:41:45 -0700
Subject: [PATCH] Autmagically use 1386/debian:buster when running on 64-bit
 host to prevent error #271

---
 Dockerfile      | 3 ++-
 build-docker.sh | 5 ++++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 2e53149..3d5874d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,5 @@
-FROM debian:buster
+ARG BASE_IMAGE=debian:buster
+FROM ${BASE_IMAGE}
 
 ENV DEBIAN_FRONTEND noninteractive
 
diff --git a/build-docker.sh b/build-docker.sh
index b6a9ea3..6ab8f4c 100755
--- a/build-docker.sh
+++ b/build-docker.sh
@@ -73,7 +73,10 @@ fi
 # Modify original build-options to allow config file to be mounted in the docker container
 BUILD_OPTS="$(echo "${BUILD_OPTS:-}" | sed -E 's@\-c\s?([^ ]+)@-c /config@')"
 
-${DOCKER} build -t pi-gen "${DIR}"
+ARCH=$(uname -m)
+[[ $ARCH == "x86_64" || $ARCH == "aarch64" ]] && BASE_IMAGE=i386/debian:buster || BASE_IMAGE=debian:buster
+${DOCKER} build --build-arg BASE_IMAGE=${BASE_IMAGE} -t pi-gen "${DIR}"
+
 if [ "${CONTAINER_EXISTS}" != "" ]; then
 	trap 'echo "got CTRL+C... please wait 5s" && ${DOCKER} stop -t 5 ${CONTAINER_NAME}_cont' SIGINT SIGTERM
 	time ${DOCKER} run --rm --privileged \