Re: [PATCH 2/2] help -a: handle aliases with long names gracefully

> From: Johannes Schindelin <johannes.schindelin@gmx.de>
>
> We take pains to determine the longest command beforehand, so that we
> can align the category column after printing the command names.
>
> However, then we re-use that value when printing the aliases. If any
> alias name is longer than the longest command name, we consequently try
> to add a negative number of spaces (but `mput_char()` does not expect
> any negative values and simply decrements until the value is 0, i.e.
> it tries to add close to 2**31 spaces).