init: init nachos hw01, should pass jenkins os_group_20_hw job but fail on os_group_20_ta job

code/lib/debug.cc

@@ -0,0 +1,45 @@
+// debug.cc 
+//	Debugging routines.  Allows users to control whether to 
+//	print DEBUG statements, based on a command line argument.
+//
+// Copyright (c) 1992-1996 The Regents of the University of California.
+// All rights reserved.  See copyright.h for copyright notice and limitation 
+// of liability and disclaimer of warranty provisions.
+
+#include "copyright.h"
+#include "utility.h"
+#include "debug.h" 
+#include "string.h"
+
+//----------------------------------------------------------------------
+// Debug::Debug
+//      Initialize so that only DEBUG messages with a flag in flagList 
+//	will be printed.
+//
+//	If the flag is "+", we enable all DEBUG messages.
+//
+// 	"flagList" is a string of characters for whose DEBUG messages are 
+//		to be enabled.
+//----------------------------------------------------------------------
+
+Debug::Debug(char *flagList)
+{
+    enableFlags = flagList;
+}
+
+
+//----------------------------------------------------------------------
+// Debug::IsEnabled
+//      Return TRUE if DEBUG messages with "flag" are to be printed.
+//----------------------------------------------------------------------
+
+bool
+Debug::IsEnabled(char flag)
+{
+    if (enableFlags != NULL) {
+	return ((strchr(enableFlags, flag) != 0) 
+		|| (strchr(enableFlags, '+') != 0));
+    } else {
+    	return FALSE;
+    }
+}