Matthew Seaman wrote:
> Kurt Buff wrote:
>> On Wed, Mar 4, 2009 at 16:06, Vasadi I. Claudiu Florin
>> <claudiu.vas...@gmail.com> wrote:
>>> Well , I noticed that, but it's a bit odd now isn't it. I mean,
>>> what's the
>>> sense of having some darn letter printer out forever ? I found it
>>> kind of
>>> silly If you ask me.
>>
>> But, incredibly useful if you actually write shell scripts - many
>> programs want a 'y' for input from the stdin, and this will do that
>> for you.
>
> Here's an example. When upgrading FreeBSD, especially over a large delta
> in version numbers, you will frequently need to delete old files etc. that
> are no longer part of the base system. You are provided with a mechanism
> to do that, viz:
>
> # cd /usr/src
> # make check-old {prints out all old files, directories and
> libraries to be deleted}
> # make delete-old
> {prompts you to delete anything apart from shlibs which it won't
> touch}
>
> However 'make delete-old' will ask you whether you want to delete each
> and every individual file, which is tedious. If you decide from your
> inspection of the 'make check-old' output that you don't want any of the
> old files, you can just run:
>
> # yes | make delete-old
>
> Job done.
>
> Cheers,
>
> Matthew
> Or you can also do: # make BATCH_DELETE_OLD_FILES=YES delete-old ;)
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