Re: encapsulating directory operations

Am 03.06.2025 um 02:37 schrieb Lawrence D'Oliveiro:

On Mon, 2 Jun 2025 09:35:24 +0200, Bonita Montero wrote:
 

Am 01.06.2025 um 09:43 schrieb Lawrence D'Oliveiro:
>

On Sun, 1 Jun 2025 07:58:54 +0200, Bonita Montero wrote:

>

Sth. like this:
>
for( directory_entry const &de : recursive_directory_iterator( "\",
directory_options::follow_directory_symlink ) )
cout << de.path() << endl;

>

You need the dirfd functions to avoid certain potential security
holes on operations with symlinks.

>
Which security holes ?

 TOCTOU.

That's unavoidable with directory-operations. The file might have been
changed or deleted as you process a directory entry. Unfortunately there
are no really transactional filesystems, although they would be only
a bit slower.