strip: Do not try to strip QEMU

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

lfs/strip

@@ -58,6 +58,7 @@ else
 	# /usr/sbin/vdr.
 	$(DIR_SRC)/src/stripper / \
 		--exclude=$(TOOLS_DIR) \
+		--exclude=$(QEMU_TARGET_HELPER) \
 		--exclude=/tmp \
 		--exclude=/usr/src \
 		--exclude=/usr/lib/vdr \

make.sh

@@ -781,7 +781,7 @@ fake_environ() {
 }
 
 qemu_environ() {
-	local env
+	local env="QEMU_TARGET_HELPER=${QEMU_TARGET_HELPER}"
 
 	# Don't add anything if qemu is not used.
 	if ! qemu_is_required; then

src/stripper

@@ -11,7 +11,9 @@ while [ $# -gt 0 ]; do
 			strip="${1#*=}"
 			;;
 		--exclude=*)
-			excludes+=( "!" "-path" "${1#*=}/*" )
+			if [ -n "${1#*=}" ]; then
+				excludes+=( "!" "-path" "${1#*=}" "!" "-path" "${1#*=}/*" )
+			fi
 			;;
 		--ignore-errors)
 			break_on_error="0"