Add "requires" option.

1 files changed, 4 insertions, 0 deletions

diff --git a/config/config.py b/config/config.py
index bf77a36..814826f 100755
--- a/config/config.py
+++ b/config/config.py
@@ -132,6 +132,10 @@ class Core(object):
     def add_vfiles(self, cfg):
         if self.instance_number == 0:
             self.vfiles = cfg.get(self.name, "vfiles").split()
+            if cfg.has_option(self.name, "requires"):
+                for required in cfg.get(self.name, "requires").split():
+                    if required not in self._instance_count:
+                        self.vfiles.extend(cfg.get(required, "vfiles").split())
 
     @property
     def instance_name(self):