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Re: not wanting to delete somebody's home directory

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On 2019-07-05 17:31, songbird wrote:
> mick crane wrote:
>> hello,
>> I doing some code in perl and I'm not very good at it.
>> code makes some images and saves them to a directory.
>> If the directory doesn't exist it gets made and if it does exist all 
>> the
>> files in it get deleted before putting some new ones in.
>> I'm thinking that if I ever give it to somebody it's possible they 
>> might
>> call the directory
>> "~/" or something and end up deleting all their files, which I'd like 
>> to
>> avoid.
>> How would that best be avoided ?
>> Is that something to do with chroot which I don't know anything about.
> 
>   always put things in a subdirectory.
> 
>   there is normally a directory named .local/share/<program-name>/
> used for such things (or create it if it isn't there).
> 
>   if you have any configuration information that can be saved in
> the .config/<program-name>/ directory (or again create it if it
> isn't there).
> 
> 
>   songbird

Ah Ok, I could assert a directory and then the output directory make 
that a subdirectory.
so if they typed "~/"
  "./images_out/~/" would cause an error ?

-- 
Key ID    4BFEBB31

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not wanting to delete somebody's home directory mick crane <mick.crane@gmail.com> - 2019-07-05 17:30 +0200
  Re: not wanting to delete somebody's home directory Greg Wooledge <wooledg@eeg.ccf.org> - 2019-07-05 17:30 +0200
    Re: not wanting to delete somebody's home directory mick crane <mick.crane@gmail.com> - 2019-07-05 17:40 +0200
      Re: not wanting to delete somebody's home directory The Wanderer <wanderer@fastmail.fm> - 2019-07-05 17:40 +0200
        Re: not wanting to delete somebody's home directory Greg Wooledge <wooledg@eeg.ccf.org> - 2019-07-05 17:50 +0200
          Re: not wanting to delete somebody's home directory The Wanderer <wanderer@fastmail.fm> - 2019-07-05 18:20 +0200
            Re: not wanting to delete somebody's home directory Greg Wooledge <wooledg@eeg.ccf.org> - 2019-07-05 19:00 +0200
              Re: not wanting to delete somebody's home directory The Wanderer <wanderer@fastmail.fm> - 2019-07-05 19:30 +0200
      Re: not wanting to delete somebody's home directory mick crane <mick.crane@gmail.com> - 2019-07-05 17:40 +0200
  Re: not wanting to delete somebody's home directory songbird <songbird@anthive.com> - 2019-07-05 18:40 +0200
    Re: not wanting to delete somebody's home directory john doe <johndoe65534@mail.com> - 2019-07-05 19:40 +0200
      Re: not wanting to delete somebody's home directory Greg Wooledge <wooledg@eeg.ccf.org> - 2019-07-05 20:00 +0200
    Re: not wanting to delete somebody's home directory mick crane <mick.crane@gmail.com> - 2019-07-05 19:50 +0200
      Re: not wanting to delete somebody's home directory David Wright <deblis@lionunicorn.co.uk> - 2019-07-05 21:10 +0200
        Re: not wanting to delete somebody's home directory mick crane <mick.crane@gmail.com> - 2019-07-05 23:00 +0200
      Re: not wanting to delete somebody's home directory Curt <curty@free.fr> - 2019-07-06 10:40 +0200
        Re: not wanting to delete somebody's home directory songbird <songbird@anthive.com> - 2019-07-06 13:10 +0200
          Re: not wanting to delete somebody's home directory Curt <curty@free.fr> - 2019-07-06 14:40 +0200
            Re: not wanting to delete somebody's home directory Wolf Halton <wolf.halton@gmail.com> - 2019-07-06 15:10 +0200
            Re: not wanting to delete somebody's home directory rhkramer@gmail.com - 2019-07-06 16:30 +0200
              Re: not wanting to delete somebody's home directory "Thomas Schmitt" <scdbackup@gmx.net> - 2019-07-06 17:40 +0200
                Re: not wanting to delete somebody's home directory "Jeremy Nicoll" <jn.ml.dbn.25@letterboxes.org> - 2019-07-06 18:10 +0200
            Re: not wanting to delete somebody's home directory David Wright <deblis@lionunicorn.co.uk> - 2019-07-06 17:20 +0200
    Re: not wanting to delete somebody's home directory mick crane <mick.crane@gmail.com> - 2019-07-05 20:00 +0200
      Re: not wanting to delete somebody's home directory mick crane <mick.crane@gmail.com> - 2019-07-05 21:10 +0200
  Re: not wanting to delete somebody's home directory David Christensen <dpchrist@holgerdanske.com> - 2019-07-05 22:30 +0200

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