diff -r 616e71c2d754 -r 9e2addbb9674 c++/lpt-signal-generator/lpt.cpp
--- a/c++/lpt-signal-generator/lpt.cpp	Sun Jun 04 18:55:08 2017 +0200
+++ b/c++/lpt-signal-generator/lpt.cpp	Fri Jun 09 23:23:25 2017 +0200
@@ -38,7 +38,7 @@
 
 using namespace std;
 
-// run this program: g++ -std=c++11 lpt.cpp && time chrt 1 ./a.out
+// run this program: make run
 // depending on frequency and machine performance the total time will be more than given duration
 // despite the real-time priority, because some additional time is spent in outb() functions
 // so "duration" means total sleep time