Add support for "first" and "last" execution modes

1 files changed, 0 insertions, 1 deletions

diff --git a/build/rule b/build/rule
index 7501f7d..8eb6b26 100644
--- a/build/rule
+++ b/build/rule
@@ -33,7 +33,6 @@ namespace build
   using operation_rule_map = std::unordered_map<std::string, target_rule_map>;
 
   extern operation_rule_map rules;
-  extern const target_rule_map* current_rules; // Rules for current operation.
 
   // Fallback rule that on update verifies that the path exists and is
   // not older than any of its prerequisites.