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-rw-r--r--libbuild2/adhoc-rule-cxx.cxx14
1 files changed, 14 insertions, 0 deletions
diff --git a/libbuild2/adhoc-rule-cxx.cxx b/libbuild2/adhoc-rule-cxx.cxx
index 637f9af..2ac97eb 100644
--- a/libbuild2/adhoc-rule-cxx.cxx
+++ b/libbuild2/adhoc-rule-cxx.cxx
@@ -25,6 +25,13 @@ namespace build2
return true;
}
+ recipe cxx_rule_v1::
+ apply (action, target&) const
+ {
+ assert (false); // This (or the match_extra version) must be overriden.
+ return empty_recipe;
+ }
+
// adhoc_cxx_rule
//
adhoc_cxx_rule::
@@ -699,6 +706,13 @@ namespace build2
return group_recipe; // Execute the group's recipe.
}
+ // Note that while we probably could call pattern's apply_group_members()
+ // here, apply_group_prerequisites() is normally called after adding
+ // prerequisites but before matching, which can only be done from the
+ // rule's implementation. Also, for apply_group_members(), there is the
+ // explicit group special case which may also require custom logic.
+ // So it feels best to leave both to the implementation.
+
return impl.load (memory_order_relaxed)->apply (a, t, me);
}