pull code out of header

stepmania/src/DateTime.cpp

@@ -14,6 +14,33 @@ void DateTime::Init()
 	ZERO( *this );
 }
 
+bool DateTime::operator<( const DateTime& other ) const
+{
+#define COMPARE( v ) if(v<other.v) return true; if(v>other.v) return false;
+	COMPARE( tm_year );
+	COMPARE( tm_mon );
+	COMPARE( tm_mday );
+	COMPARE( tm_hour );
+	COMPARE( tm_min );
+	COMPARE( tm_sec );
+#undef COMPARE
+	// they're equal
+	return false;
+}
+
+bool DateTime::operator==( const DateTime& other ) const 
+{
+#define COMPARE(x)	if( x!=other.x )	return false;
+	COMPARE( tm_year );
+	COMPARE( tm_mon );
+	COMPARE( tm_mday );
+	COMPARE( tm_hour );
+	COMPARE( tm_min );
+	COMPARE( tm_sec );
+#undef COMPARE
+	return true;
+}
+
 DateTime DateTime::GetNowDateTime()
 {
 	time_t now = time(NULL);