From 0691dac218d6e678f193ea159fd8f3f9d7fd5807 Mon Sep 17 00:00:00 2001
From: Jonathan Bauer
Date: Tue, 27 Feb 2018 15:01:17 +0100
Subject: add '--force-sys-version' option

used to test on new distro versions by overriding lsb_release output
(e.g. test ubuntu 17.10's configs on 18.04)
---
 core/includes/distribution.inc | 6 +++++-
 mltk                           | 9 +++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/core/includes/distribution.inc b/core/includes/distribution.inc
index 57bafdf2..e64ace1f 100644
--- a/core/includes/distribution.inc
+++ b/core/includes/distribution.inc
@@ -26,7 +26,11 @@ detect_distribution () {
 		;;
 	esac
 	# Get version - we mangle this quite a bit. first make sure it has no spaces, then split version at period (.), underscore (_) and dash (-)
-	SYS_VERSION=$(lsb_release -rs | tolower)
+	if [ -n "$FORCE_SYS_VERSION" ]; then
+		SYS_VERSION="$FORCE_SYS_VERSION"
+	else
+		SYS_VERSION=$(lsb_release -rs | tolower)
+	fi
 	SYS_CODENAME=$(lsb_release -c|cut -f 2)		# Codename: eg. Ubuntu raring, openSuse: Dartmouth etc.
 	local VERSION=$(echo $SYS_VERSION | sed -r 's/\s//g;s/[\._]/ /g;s/-//g')
 	local STRTMP=""
diff --git a/mltk b/mltk
index b31ac518..43cf525a 100755
--- a/mltk
+++ b/mltk
@@ -202,6 +202,15 @@ read_params() {
 					REMOTE_EXPORT="1"
 					continue
 					;;
+				--force-sys-version)
+					if [ -z "$1" ]; then
+						perror "--force-sys-version requires an argument, e.g. '18.04'."
+					else
+						FORCE_SYS_VERSION="$1"
+						shift
+					fi
+					continue
+					;;
 				*)
 					pwarning "Unknown flag to target: $PARAM"
 					print_usage
-- 
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