1 files changed, 83 insertions, 0 deletions
diff --git a/lib/common/DebugPrintf.cpp b/lib/common/DebugPrintf.cpp
new file mode 100644
index 00000000..1335d473
--- /dev/null
+++ b/lib/common/DebugPrintf.cpp
@@ -0,0 +1,83 @@
+// --------------------------------------------------------------------------
+//
+// File
+//		Name:    DebugPrintf.cpp
+//		Purpose: Implementation of a printf function, to avoid a stdio.h include in Box.h
+//		Created: 2003/09/06
+//
+// --------------------------------------------------------------------------
+
+#ifndef BOX_RELEASE_BUILD
+
+#include "Box.h"
+
+#include <stdio.h>
+#include <stdarg.h>
+
+#ifdef WIN32
+	#include "emu.h"
+#else
+	#include <syslog.h>
+#endif
+
+#include "MemLeakFindOn.h"
+
+// Use this apparently superflous printf function to avoid having to 
+// include stdio.h in every file in the project.
+
+int BoxDebug_printf(const char *format, ...)
+{
+	va_list ap;
+	va_start(ap, format);
+	int r = vprintf(format, ap);
+	va_end(ap);
+	return r;
+}
+
+
+bool BoxDebugTraceOn = true;
+bool BoxDebugTraceToStdout = true;
+bool BoxDebugTraceToSyslog = false;
+
+int BoxDebugTrace(const char *format, ...)
+{
+	char text[512];
+	int r = 0;
+	if(BoxDebugTraceOn || BoxDebugTraceToSyslog)
+	{
+		va_list ap;
+		va_start(ap, format);
+		r = vsnprintf(text, sizeof(text), format, ap);
+		va_end(ap);
+	}
+
+	// Send to stdout if trace is on and std out is enabled
+	if(BoxDebugTraceOn && BoxDebugTraceToStdout)
+	{
+		printf("%s", text);		
+	}
+
+	// But tracing to syslog is independent of tracing being on or not
+	if(BoxDebugTraceToSyslog)
+	{
+#ifdef WIN32		
+		// Remove trailing '\n', if it's there
+		if(r > 0 && text[r-1] == '\n')
+		{
+			text[r-1] = '\0';
+#else
+		if(r > 0 && text[r] == '\n')
+		{
+			text[r] = '\0';
+#endif
+			--r;
+		}
+		// Log it
+		::syslog(LOG_INFO, "TRACE: %s", text);
+	}
+
+	return r;
+}
+
+
+#endif // BOX_RELEASE_BUILD