skip dumping empty tracks

[faros-demo] / src / main.cc

diff --git a/src/main.cc b/src/main.cc
index cef9fda..fcf4995 100644 (file)
--- a/src/main.cc
+++ b/src/main.cc
@@ -258,7 +258,10 @@ static void keyboard(unsigned char c, int x, int y)
                break;
 
        case '`':
-               dump_seq("seq_dump");
+               printf("dumping animation data to: seq_dump\n");
+               if(!dump_seq("seq_dump")) {
+                       fprintf(stderr, "dump failed\n");
+               }
                break;
 
        default: