tree cdccc18bc05da5dd8b6ec4f9a2c8938a76428f3f
parent 9263620f120864fca197eed32229c9bca5ec0098
author Josh Gao <jmgao@google.com> 1490655183 -0700
committer Elliott Hughes <enh@google.com> 1491337531 -0700

ps: don't query for terminal size if not a tty.

`ps -A | cat` shouldn't have different output depending on the size of
your terminal window.

(cherry picked from commit af39a2c46a6f899d298f63a270e8fd2338904ad3)

Change-Id: Ib75abd694e49f340511aa63c601d144abe00837d