[PATCH v3 1/2] show: Handle read and write errors

[David Bremner]

On Thu, 19 Jan 2012 17:29:18 -0500, Austin Clements <amdragon at MIT.EDU> wrote:
> For showing a message in raw format, rather than silently succeeding
> when a read or a write fails (or, probably, looping if a read fails),
> try to print an error message and exit with a non-zero status.

pushed, 

d