Initial import of IC.Rebuild

2026-10-13 22:55:05 +08:00
commit 16d61f7a5e
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+namespace ICRebuild.Core;
+
+// Called by the framework-thread module manager. One native hook can serve multiple modules.
+public sealed class SharedModuleResource(Action<ResourceScope> start)
+{
+    private ResourceScope? resource;
+    private int owners;
+    private bool cleanupFailed;
+    public void Acquire(ResourceScope owner)
+    {
+        if(cleanupFailed) throw new InvalidOperationException("共享 Hook 清理失败，禁止重复挂接");
+        if(resource==null)
+        {
+            var created=new ResourceScope();
+            try { start(created); resource=created; }
+            catch(Exception startup)
+            {
+                try { created.Dispose(); }
+                catch(Exception cleanup) { cleanupFailed=true; throw new AggregateException(startup,cleanup); }
+                throw;
+            }
+        }
+        owners++;
+        try { owner.Defer(Release); } catch { Release(); throw; }
+    }
+    private void Release()
+    {
+        if(--owners!=0) return;
+        var old=resource; resource=null;
+        try { old?.Dispose(); } catch { cleanupFailed=true; throw; }
+    }
+}