[Ovirt-devel] PATCH: make "warn" function more robust

[Perry Myers]

Jim Meyering wrote:
> I noticed that the warn shell function (and hence die, too) would
> misbehave when operating on something containing a % (or, far less
> likely, a \c sequence that printf recognizes).
> 
> These fix the four definitions I found,
> 3 in node-image/, 1 in appliance/.

These look good.  ACK and please push to next :)

Perry