--- a/scn2k/scn2k_cmd.cc
+++ b/scn2k/scn2k_cmd.cc
@@ -616,6 +616,40 @@ bool Flags::Exec(Cmd& cmd) {
 }
 
 /*********************************************************************
+**   SimpleCmd
+*/
+
+SimpleCmd::SimpleCmd(int a, int b, int c)
+{
+	cmd1 = a;
+	cmd2 = b;
+	cmd3 = c;
+}
+
+SimpleCmd::SimpleCmd(void)
+{
+	cmd1 = cmd2 = cmd3 = 0;
+}
+
+bool SimpleCmd::operator<(const SimpleCmd& cmd) const
+{
+	if (cmd1 < cmd.cmd1) return true;
+	else if (cmd1 > cmd.cmd1) return false;
+
+	if (cmd2 < cmd.cmd2) return true;
+	else if (cmd2 > cmd.cmd2) return false;
+
+	if (cmd3 < cmd.cmd3) return true;
+	else return false;
+}
+
+bool SimpleCmd::operator==(const SimpleCmd& cmd) const
+{
+	return (cmd1 == cmd.cmd1 && cmd2 == cmd.cmd2 && cmd3 == cmd.cmd3);
+}
+
+
+/*********************************************************************
 **   Cmd
 */