zeroing: Add API to flag errors.

The zeroing class itself won't poke any other processes or classes.
Whatever code is using the zeroing class needs to poll for an error
state using the `error()' function.

Change-Id: Ie872d923c6c85419e4ca55680ab6c7437e284c89
3 files changed
tree: 4b2039d40413d2d65db755a8c45202047104b32a
  1. aos/
  2. doc/
  3. frc971/
  4. output/
  5. vision/
  6. .clang-format
  7. .gitignore
  8. README.txt