This file is indexed.

/usr/share/doc/chuck/examples/basic/whirl.ck is in chuck 1.2.0.8.dfsg-1.4.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
// sine to dac
SinOsc s => dac;
// let's turn down gain, for this can be loud and annoying
.1 => s.gain;

// infinite time loop
0.0 => float t;
while( true )
{
    // modulate
    ( Math.sin(t) + 1.0 ) * 10000.0 => s.sfreq;
    t + .004 => t;

    // advance time
    1::ms => now;
}