NYCPHP Meetup

[Steve Manes]

Michael B Allen wrote:
> How does one determine if a command line PHP script is being executed as 
> root?
> 
> If there's no posix extension there's no posix_getuid and if the user
> did 'su' and not 'su -' then the USER environment variable may not be
> root.

If you don't have PHP's POSIX extensions you can get it from the shell 
with the 'id -u' command.  If it returns the string '0' then the user is 
effectively superuser.

% man -S1 id