1 files changed, 8 insertions, 0 deletions
diff --git a/build.py b/build.py
index fef3e53..9d02740 100644
--- a/build.py
+++ b/build.py
@@ -569,6 +569,8 @@ class CustomTarget:
         self.subdir = subdir
         self.dependencies = []
         self.process_kwargs(kwargs)
+        self.sources = []
+        self.extra_files = []
 
     def process_kwargs(self, kwargs):
         if 'output' not in kwargs:
@@ -632,6 +634,12 @@ class CustomTarget:
     def get_aliaslist(self):
         return []
 
+    def get_sources(self):
+        return self.sources
+
+    def get_generated_sources(self):
+        return []
+
 class Jar(BuildTarget):
     def __init__(self, name, subdir, is_cross, sources, objects, environment, kwargs):
         super().__init__(name, subdir, is_cross, sources, objects, environment, kwargs);