Exit on input

test_anim/minimatrixrpi.cpp

@@ -8,7 +8,7 @@
 #include <unistd.h>
 #include <stdio.h>
 #include <string>
-
+#include <poll.h>
 
 int main()
 {
@@ -19,17 +19,18 @@ int main()
     printf("Going idle\n");
     while (1)
     {
+        struct pollfd mypoll = {STDIN_FILENO, POLLIN | POLLPRI};
         ola_run_once();
         if (matrixserver.receive())
         {
             spisender.updateFrame(matrixserver.getFrame());
         }
+        if (poll(&mypoll, 1, 0))
+        {
+            break;
+        }
     }
 
-
-
-    char k;
-    scanf("%c", &k);
     printf("Ending\n");
     ola_deinit();
 }