xo-alloc2: streamline setup

include/xo/alloc2/alloc2_register_facets.hpp

@@ -1,15 +0,0 @@
-/** @file alloc2_register_facets.hpp
- *
- *  @author Roland Conybeare, Feb 2026
- **/
-
-#pragma once
-
-namespace xo {
-    namespace mm {
-        /** Register alloc2 (facet,impl) combinations with Facet Registry **/
-        bool alloc2_register_facets();
-    }
-}
-
-/* end alloc2_register_facets.hpp */

src/alloc2/CMakeLists.txt

@@ -4,7 +4,7 @@ set(SELF_LIB xo_alloc2)
 set(SELF_SRCS
 
     init_alloc2.cpp
-    alloc2_register_facets.cpp
+    SetupAlloc2.cpp
 
     CollectorTypeRegistry.cpp
 

src/alloc2/init_alloc2.cpp

@@ -4,17 +4,17 @@
  **/
 
 #include "init_alloc2.hpp"
-#include "alloc2_register_facets.hpp"
+#include "SetupAlloc2.hpp"
 
 namespace xo {
-    using xo::mm::alloc2_register_facets;
+    using xo::mm::SetupAlloc2;
     // using xo::mm::alloc2_register_types;
     // using xo::mm::CollectorTypeRegistry;
 
     void
     InitSubsys<S_alloc2_tag>::init()
     {
-        alloc2_register_facets();
+        SetupAlloc2::register_facets();
     }
 
     InitEvidence