modular system works now

1 files changed, 11 insertions, 3 deletions

diff --git a/src/common/console.cc b/src/common/console.cc
index e4fd215..a7d0dd7 100644
--- a/src/common/console.cc
+++ b/src/common/console.cc
@@ -6,21 +6,29 @@
 
 #include "common/console.h"
 
-// TODO enforce singleton
+#include <iostream>
+
+#include <stdlib.h>
 
 namespace common {
 
 Console *Console::console_instance = 0;
 
 Console::Console() {
+	if (console_instance) {
+		std::cerr << "duplicate common::Console::console_instance" << std::endl;
+		exit(2);
+	}
 	console_instance = this;
 }
 
-Console::~Console() {
+Console::~Console()
+{
 	console_instance = 0;
 }
 
-Console *Console::instance() {
+Console *Console::instance() 
+{
 	return console_instance;
 }