include *.dpkg-bak in files to ignore

parser/parser_lex.l

@@ -63,6 +63,7 @@ struct ignored_suffix_t ignored_suffixes[] = {
 	{ ".dpkg-new", 9, 1 },
 	{ ".dpkg-old", 9, 1 },
 	{ ".dpkg-dist", 10, 1 },
+	{ ".dpkg-bak", 9, 1 },
 	/* RPM packaging files have traditionally not been silently
            ignored */
 	{ ".rpmnew", 7, 0 },

parser/rc.apparmor.functions

@@ -134,7 +134,8 @@ skip_profile() {
 	# Silently ignore the dpkg files
 	if [ "${profile%.dpkg-new}" != "${profile}" -o \
 	     "${profile%.dpkg-old}" != "${profile}" -o \
-	     "${profile%.dpkg-dist}" != "${profile}" ] ; then
+	     "${profile%.dpkg-dist}" != "${profile}" -o \
+	     "${profile%.dpkg-bak}" != "${profile}" ] ; then
 		return 2
 	fi
 

parser/tst/simple_tests/include_tests/ignored_suffix/bad-include.dpkg-bak

@@ -0,0 +1 @@
+THIS WILL NOT PARSE!