tree f62d4e1642f3d5a8b15dc7ee927a7573d3fc6ac2
parent 51c9b4c46d47990dce87b7d34b98d18c73754f6f
author William A. Kennington III <wak@google.com> 1537912853 -0700
committer William A. Kennington III <wak@google.com> 1537913521 -0700

source/signal: Document

This file was missing documentation from the initial commits to this
repository.

Change-Id: I3eb195591ca58f77cb44642c8dcca7dd9cfbf471
Signed-off-by: William A. Kennington III <wak@google.com>