Re: [PATCH] Fix $m4dirs count

[Eric Blake]

Robert Millan <rmh <at> aybabtu.com> writes:

> $m4dirs is incorrectly counting.  In my particular case
> (correct value: 0, detected value: 1), this resulted in gnulib-tool
> silently exitting with no visible error (and no job done).
> 
> -          m4dirs_count=`echo "$m4dirs" | wc -l`
> +          m4dirs_count=`echo -n "$m4dirs" | wc -l`

This is wrong, since 'echo -n' is not portable.  It should use printf instead, 
or find some other portable way to count $m4dirs.

-- 
Eric Blake