From 55a8bd9e359074709975e6b99629fbb3cae4a913 Mon Sep 17 00:00:00 2001
From: Max Horn
Date: Sat, 30 Oct 2010 00:33:11 +0000
Subject: TINSEL: Add COROUTINE_DEBUG macro to ease debugging coroutine code

svn-id: r53932
---
 engines/tinsel/coroutine.cpp | 82 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 engines/tinsel/coroutine.cpp

(limited to 'engines/tinsel/coroutine.cpp')

diff --git a/engines/tinsel/coroutine.cpp b/engines/tinsel/coroutine.cpp
new file mode 100644
index 0000000000..89d00d12ac
--- /dev/null
+++ b/engines/tinsel/coroutine.cpp
@@ -0,0 +1,82 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL$
+ * $Id$
+ */
+
+#include "tinsel/coroutine.h"
+#include "common/hashmap.h"
+#include "common/hash-str.h"
+
+namespace Tinsel {
+
+#if COROUTINE_DEBUG
+namespace {
+static int s_coroCount = 0;
+
+typedef Common::HashMap<Common::String, int> CoroHashMap;
+static CoroHashMap *s_coroFuncs = 0;
+
+static void changeCoroStats(const char *func, int change) {
+	if (!s_coroFuncs)
+		s_coroFuncs = new CoroHashMap();
+
+	(*s_coroFuncs)[func] += change;
+}
+
+static void displayCoroStats() {
+	printf("%d active coros\n", s_coroCount);
+
+	// Loop over s_coroFuncs and print info about active coros
+	if (!s_coroFuncs)
+		return;
+	for (CoroHashMap::const_iterator it = s_coroFuncs->begin();
+		it != s_coroFuncs->end(); ++it) {
+		if (it->_value != 0)
+			printf("  %3d x %s\n", it->_value, it->_key.c_str());
+	}
+}
+
+}
+#endif
+
+CoroBaseContext::CoroBaseContext(const char *func)
+	: _line(0), _sleep(0), _subctx(0) {
+#if COROUTINE_DEBUG
+	_funcName = func;
+	changeCoroStats(_funcName, +1);
+	s_coroCount++;
+#endif
+}
+
+CoroBaseContext::~CoroBaseContext() {
+#if COROUTINE_DEBUG
+	s_coroCount--;
+	changeCoroStats(_funcName, -1);
+	printf("Deleting coro in %s at %p (subctx %p)\n  ",
+		_funcName, (void *)this, (void *)_subctx);
+	displayCoroStats();
+#endif
+	delete _subctx;
+}
+
+} // End of namespace Tinsel
+
-- 
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