Revision 64fc6456e19a30de91be1158fec75e9ee2adafe2

Committed on 07/05/2016 4:41 am by Goulven Champenois <[email protected]> [GitHub Diff]

Prevent XML reader error when `shell_exec` returns nothing

The PHP user does not always find the system profiler utility is its `$PATH`.
Adding this verification prevents an error due to the `shell_exec` command returning nothing.