Domen Puncer Kugler

The default SYSFS_GPIO_SUPPORT define broke DTS/RTS over serial port (when `-control` was used, it failed when it couldn't open GPIO files). Fixing by rearranging code. If `-control` is passed, DTS/RTS...

RFC: optimize for size?

1

I was looking at led-roulette disassembly and something looked a bit off. A loop going through 8 LEDs was unrolled. In my experience, it's normally size that developers care about...

I think `open` should probably be marked `unsafe`, because it could call a unsafe function, although not directly. For example, below code demonstrates a constructor function is called on library...

Therefore, the links will not work. Replace with .Cm which seems more suitable.