From ffadd7c2099a8ebb9afcd26594136f7a435775da Mon Sep 17 00:00:00 2001
From: Mikael Magnusson <mikma@users.sourceforge.net>
Date: Fri, 13 Apr 2018 20:47:58 +0200
Subject: Add arch parameter to build.sh

---
 build.sh | 29 +++++++++++++++++++----------
 1 file changed, 19 insertions(+), 10 deletions(-)

diff --git a/build.sh b/build.sh
index 800e410..6d2dcc4 100755
--- a/build.sh
+++ b/build.sh
@@ -2,20 +2,21 @@
 
 set -e
 
-arch=x86
-subarch=64
+arch_lxd=x86_64
 ver=17.01.4
 dist=lede
 
 usage() {
-	echo "Usage: $0 [-v|--version <version>] [-p|--packages <packages>] [-f|--files] [--help]"
+	echo "Usage: $0 [-a|--arch <x86_64|i686>] [-v|--version <version>] [-p|--packages <packages>] [-f|--files] [--help]"
 	exit 1
 }
 
-temp=$(getopt -o "v:p:f:" -l "version:,packages:,files:,help" -- "$@")
+temp=$(getopt -o "a:v:p:f:" -l "arch:,version:,packages:,files:,help" -- "$@")
 eval set -- "$temp"
 while true; do
 	case "$1" in
+	-a|--arch)
+		arch_lxd="$2"; shift 2;;
 	-v|--version)
 		ver="$2"; shift 2
 		if test ver=snapshot; then
@@ -38,6 +39,20 @@ if [ $# -ne 0 ]; then
         usage
 fi
 
+case "$arch_lxd" in
+	i686)
+		arch=x86
+		subarch=generic
+		;;
+	x86_64)
+		arch=x86
+		subarch=64
+		;;
+	*)
+		usage
+		;;
+esac
+
 procd_url=https://github.com/openwrt/openwrt/branches/lede-17.01/package/system/procd
 procd_extra_ver=lxd-3
 
@@ -166,12 +181,6 @@ build_metadata() {
 	local date="`date -d \"@${stat}\" +%F`"
 	local desc="$(tar xf $rootfs ./etc/openwrt_release -O|grep DISTRIB_DESCRIPTION|sed -e "s/.*='\(.*\)'/\1/")"
 
-	if test ${subarch} = generic; then
-		local arch_lxd=${arch}
-	else
-		local arch_lxd=${arch}_${subarch}
-	fi
-
 	cat > $metadata <<EOF
 architecture: "$arch_lxd"
 creation_date: $(date +%s)
-- 
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