view docs/spec/track.tikz @ 590:4eedc18634f5

Use _locking() to emulate fcntl() locks

This is a rather terrible emulation; _locking() doesn't support
nonexclusive locks, and also doesn't document any useful return codes.
Oh well; it's a start.

\draw[thick] (-2.5,-0.2) rectangle (2.5,0.2);
\draw plot[domain=-2.4:2.4,samples=250] (\x, {0.15*sin(9.2*\x r)});