From 851a30215fcbfaf82ec8ee6f73e864b48f34fbfb Mon Sep 17 00:00:00 2001
From: janwas <jan@wildfiregames.com>
Date: Thu, 16 Dec 2004 01:17:50 +0000
Subject: [PATCH] add h_add_ref; add leak report (currently disabled, since all
 textures are leaked)

This was SVN commit r1511.
---
 source/lib/res/h_mgr.cpp | 23 +++++++++++++++++++++++
 source/lib/res/h_mgr.h   |  8 ++++++++
 2 files changed, 31 insertions(+)

diff --git a/source/lib/res/h_mgr.cpp b/source/lib/res/h_mgr.cpp
index de3fd024e4..fd0c31d979 100755
--- a/source/lib/res/h_mgr.cpp
+++ b/source/lib/res/h_mgr.cpp
@@ -444,6 +444,9 @@ void h_mgr_shutdown()
 		if(!hd->tag)
 			continue;
 
+//		if(hd->refs != 0)
+//			debug_out("leaked %s from %s\n", hd->type->name, hd->fn);
+
 		// disable caching; we need to release the resource now.
 		hd->keep_open = 0;
 		hd->refs = 0;
@@ -740,6 +743,26 @@ int h_force_free(Handle h, H_Type type)
 }
 
 
+// increment Handle <h>'s refcount.
+// only meant to be used for objects that free a Handle in their dtor,
+// so that they are copy-equivalent and can be stored in a STL container.
+// do not use this to implement refcounting on top of the Handle scheme,
+// e.g. loading a Handle once and then passing it around. instead, have each
+// user load the resource; refcounting is done under the hood.
+void h_add_ref(Handle h)
+{
+	HDATA* hd = h_data_tag(h);
+	if(!hd)
+	{
+		debug_warn("h_add_ref: invalid handle");
+		return;
+	}
+
+	if(!hd->refs)
+		debug_warn("h_add_ref: no refs open - resource is cached");
+	hd->refs++;
+}
+
 
 int res_cur_scope;
 
diff --git a/source/lib/res/h_mgr.h b/source/lib/res/h_mgr.h
index 0073e5f481..4f6e610c7b 100755
--- a/source/lib/res/h_mgr.h
+++ b/source/lib/res/h_mgr.h
@@ -209,6 +209,14 @@ extern int res_cur_scope;
 // at that point, all (cached) OpenAL resources must be freed.
 extern int h_force_free(Handle h, H_Type type);
 
+// increment Handle <h>'s refcount.
+// only meant to be used for objects that free a Handle in their dtor,
+// so that they are copy-equivalent and can be stored in a STL container.
+// do not use this to implement refcounting on top of the Handle scheme,
+// e.g. loading a Handle once and then passing it around. instead, have each
+// user load the resource; refcounting is done under the hood.
+extern void h_add_ref(Handle h);
+
 extern void h_mgr_shutdown();