bug#22679: 25.0.91; ibuffer-do-shell-command-pipe truncate output

[Stefan Monnier]

> Do you thing we should support PROGRAM being nil?

No.

> * lisp/emacs-lisp/chart.el (chart-space-usage)
> it first inserts a command in the buffer, and then calls
> `call-process-region' with 6 arguments.

Then it can keep using call-process-region if it so prefers.

> Following patch handle COMMAND being nil.  What implementation do
> you prefer?

The more straightforward (and restrictive) one.


        Stefan