Build system: Added a script that uses docker to test building the project on some popular linux distros

tools/docker_build_tests.sh

@@ -0,0 +1,48 @@
+#!/bin/sh
+set -eu
+
+PROJDIRNAME=$(basename $(realpath "$(dirname "$0")"/..))
+cd $(realpath "$(dirname "$0")"/../..)
+
+FAILED=0
+
+do_test(){
+	case "$1" in
+		"debian:stable"|"debian:latest")
+			SYSTEM_UPDATE="apt-get update ;apt-get -y install make bin86 xxd verilator g++ libz-dev"
+			;;
+		"ubuntu:latest")
+			SYSTEM_UPDATE="apt-get update ;apt-get -y install make bin86 xxd verilator g++ libz-dev libfindbin-libs-perl"
+			;;
+		"fedora:latest")
+			SYSTEM_UPDATE="dnf install -y make verilator dev86 g++ zlib-devel xxd"
+			;;
+		"archlinux:latest")
+			SYSTEM_UPDATE="pacman --noconfirm -Sy make verilator xxd bin86 gcc python"
+			;;
+	esac
+	if tar c "$PROJDIRNAME" | docker run -i "$1" bash -c 'set -eu;tar x ;'"$SYSTEM_UPDATE"'; cd 9086; make clean;  if [ "$(make -j boot_code/gnome_sort.run| tail -n5|head -n 1)" = "06 09 17 18 1F 21 33 37 3A 3F 44 4F 51 51 54 5D 8B 99 A5 AE DB DF E9 EE " ];then echo pass;else echo failed check; exit 1;fi ' > /dev/null 2>/dev/null
+	then
+		return 0
+	else
+		return 1
+	fi
+}
+
+# ubuntu:latest has a version of verilator that is too old.
+for i in debian:stable debian:latest fedora:latest archlinux:latest
+do
+	printf 'Testing with docker image %s \t:   ' "$i" |expand -t 44
+	if ! do_test "$i"
+	then
+		FAILED=1
+		printf '\e[1;31mFailed\e[0m\n'
+	else
+		printf '\e[1;32mPassed\e[0m\n'
+	fi
+done
+
+if [ "$FAILED" = 1 ]
+then
+	exit 1
+fi