bug#10878: "make dist" with read-only srcdir generates read-only tarball

[Nick Bowler]

Hi Stefano,

One comment below:

On 2012-02-25 14:39 +0100, Stefano Lattarini wrote:
[...]
> And here is the documentation about the fact that a dist-hook should be ready
> to deal with read-only files.  I will apply the attached patch soonish to 
> master
> if there is no objection.
[...]
> address@hidden
> +Note that the @code{dist-hook} recipe shouldn't assume that the
> +regular files in the distribution directory are writable; this
> +might not be the case if one is packaging from a read-only source
> +tree, or when a @code{make distcheck} is being done.  So, if the
> address@hidden wants to modify the content of an existing file
> +in the distribution directory, it should explicitly ensure to make
> +it readable first:
      ^^^^^^^^
      writable

I also would drop the words "ensure to".

Cheers,
-- 
Nick Bowler, Elliptic Technologies (http://www.elliptictech.com/)