PHP exec change encoding

Question

I need to address UTF-8 filenames with the php exec command. The problem is that the php exec command does not seem to understand utf-8. I use something like th

Answer 1

To answer my own question - i found the following solution:

setting the locale environment variable with PHP

$locale='de_DE.UTF-8';
setlocale(LC_ALL,$locale);
putenv('LC_ALL='.$locale);
echo exec('locale charmap');

This sets to / returns UTF-8. So i'm able to pass special characters and umlauts to linux shell commands.