1 files changed, 73 insertions, 0 deletions
diff --git a/scripts/sysupgrade-tar.sh b/scripts/sysupgrade-tar.sh
new file mode 100755
index 0000000000..45b17daccd
--- /dev/null
+++ b/scripts/sysupgrade-tar.sh
@@ -0,0 +1,73 @@
+#!/bin/sh
+
+board=""
+kernel=""
+rootfs=""
+outfile=""
+err=""
+
+while [ "$1" ]; do
+	case "$1" in
+	"--board")
+		board="$2"
+		shift
+		shift
+		continue
+		;;
+	"--kernel")
+		kernel="$2"
+		shift
+		shift
+		continue
+		;;
+	"--rootfs")
+		rootfs="$2"
+		shift
+		shift
+		continue
+		;;
+	*)
+		if [ ! "$outfile" ]; then
+			outfile=$1
+			shift
+			continue
+		fi
+		;;
+	esac
+done
+
+if [ ! -n "$board" -o ! -r "$kernel" -a  ! -r "$rootfs" -o ! "$outfile" ]; then
+	echo "syntax: $0 [--board boardname] [--kernel kernelimage] [--rootfs rootfs] out"
+	exit 1
+fi
+
+tmpdir="$( mktemp -d 2> /dev/null )"
+if [ -z "$tmpdir" ]; then
+	# try OSX signature
+	tmpdir="$( mktemp -t 'ubitmp' -d )"
+fi
+
+if [ -z "$tmpdir" ]; then
+	exit 1
+fi
+
+mkdir -p "${tmpdir}/sysupgrade-${board}"
+echo "BOARD=${board}" > "${tmpdir}/sysupgrade-${board}/CONTROL"
+[ -z "${rootfs}" ] || cp "${rootfs}" "${tmpdir}/sysupgrade-${board}/root"
+[ -z "${kernel}" ] || cp "${kernel}" "${tmpdir}/sysupgrade-${board}/kernel"
+
+mtime=""
+if [ -n "$SOURCE_DATE_EPOCH" ]; then
+	mtime="--mtime=@${SOURCE_DATE_EPOCH}"
+fi
+
+(cd "$tmpdir"; tar cvf sysupgrade.tar sysupgrade-${board} ${mtime})
+err="$?"
+if [ -e "$tmpdir/sysupgrade.tar" ]; then
+	cp "$tmpdir/sysupgrade.tar" "$outfile"
+else
+	err=2
+fi
+rm -rf "$tmpdir"
+
+exit $err