1 files changed, 85 insertions, 0 deletions
diff --git a/indra/test/debug.h b/indra/test/debug.h
new file mode 100644
index 0000000000..d61eba651b
--- /dev/null
+++ b/indra/test/debug.h
@@ -0,0 +1,85 @@
+/**
+ * @file   debug.h
+ * @author Nat Goodspeed
+ * @date   2009-05-28
+ * @brief  Debug output for unit test code
+ * 
+ * $LicenseInfo:firstyear=2009&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library 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
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#if ! defined(LL_DEBUG_H)
+#define LL_DEBUG_H
+
+#include <iostream>
+
+/*****************************************************************************
+*   Debugging stuff
+*****************************************************************************/
+// This class is intended to illuminate entry to a given block, exit from the
+// same block and checkpoints along the way. It also provides a convenient
+// place to turn std::cout output on and off.
+class Debug
+{
+public:
+    Debug(const std::string& block):
+        mBlock(block)
+    {
+        (*this)("entry");
+    }
+
+    ~Debug()
+    {
+        (*this)("exit");
+    }
+
+    void operator()(const std::string& status)
+    {
+#if defined(DEBUG_ON)
+        std::cout << mBlock << ' ' << status << std::endl;
+#endif
+    }
+
+private:
+    const std::string mBlock;
+};
+
+// It's often convenient to use the name of the enclosing function as the name
+// of the Debug block.
+#define DEBUG Debug debug(__FUNCTION__)
+
+// These BEGIN/END macros are specifically for debugging output -- please
+// don't assume you must use such for coroutines in general! They only help to
+// make control flow (as well as exception exits) explicit.
+#define BEGIN                                   \
+{                                               \
+    DEBUG;                                      \
+    try
+
+#define END                                     \
+    catch (...)                                 \
+    {                                           \
+        debug("*** exceptional ");              \
+        throw;                                  \
+    }                                           \
+}
+
+#endif /* ! defined(LL_DEBUG_H) */