Added ixmldebug and UpnpGlobal.h to the 1.6.x branch.

git-svn-id: https://pupnp.svn.sourceforge.net/svnroot/pupnp/branches/branch-1.6.x@462 119443c7-1b9e-41f8-b6fc-b9c35fce742c

ixml/inc/ixmldebug.h

@@ -0,0 +1,41 @@
+
+
+#ifndef IXMLDEBUG_H
+#define IXMLDEBUG_H
+
+
+#include "UpnpGlobal.h"
+
+
+/*!
+ * \file
+ *
+ * \brief Auxiliar routines to aid debugging.
+ */
+
+
+/*!
+ * \brief Prints the debug statement either on the standard output or log file
+ * along with the information from where this debug statement is coming.
+ */ 
+#ifdef DEBUG
+void IxmlPrintf(
+	/*! [in] Printf like format specification. */
+	const char* FmtStr,
+	/*! [in] Printf like Variable number of arguments that will go in the debug
+	 * statement. */
+	...)
+#if (__GNUC__ >= 3)
+	/* This enables printf like format checking by the compiler */
+	__attribute__((format (__printf__, 1, 2)))
+#endif
+;
+#else /* DEBUG */
+static UPNP_INLINE void IxmlPrintf(
+	const char* FmtStr,
+	...) {}
+#endif /* DEBUG */
+
+
+#endif /* IXMLDEBUG_H */
+