From: Bernd Petrovitsch > Sent: 22 April 2020 17:32 ... > Apart from that, system() is a PITA even on > single/non-threaded apps. Not only that, it is bloody dangerous because (typically) shell is doing post substitution syntax analysis. If you need to run an external process you need to generate an arv[] array containing the parameters. David - Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK Registration No: 1397386 (Wales)