1 files changed, 27 insertions, 0 deletions
diff --git a/build.sh b/build.sh
new file mode 100755
index 0000000..285a76b
--- /dev/null
+++ b/build.sh
@@ -0,0 +1,27 @@
+#!/bin/sh
+set -ex
+export BUILDAH_LAYERS=true
+sudo=sudo
+[ -n "$(command -v doas)" ] && [ -x $(command -v doas) ] && sudo=doas
+docker=docker
+[ -n "$(command -v podman)" ] && [ -x "$(command -v podman)" ] && docker=podman
+
+simh_url="https://github.com/simh/simh/archive/master.zip"
+simh_archive="./simh.zip"
+if ! [ -e "$simh_archive" ] ; then
+	wget -O "$simh_archive" "$simh_url"
+fi
+
+$docker build --platform=i386 -t unixv4 .
+$docker run --name unixv4emulator --entrypoint=/bin/true --replace unixv4
+$docker export unixv4emulator > img.tar
+$docker container rm unixv4emulator
+truncate -s 50M disk.img
+$sudo kpartx -av disk.img
+$sudo mkfs.ext2 /dev/loop0
+$sudo mount /dev/loop0 /mnt
+$sudo tar -C /mnt -xpvf img.tar
+$sudo umount /mnt
+$sudo kpartx -dv disk.img
+
+