Root user/sudo equivalent in Cygwin?

Question

I\'m trying to run a bash script in Cygwin.

I get Must run as root, i.e. sudo ./scriptname errors.

chmod 777 scriptname does no

Answer 1

Building on dotancohen's answer I'm using an alias:

alias sudo="cygstart --action=runas"

Works as a charm:

sudo chown User:Group 

And if you have SysInternals installed you can even start a command shell as the system user very easily

sudo psexec -i -s -d cmd