Is there a method to generate a standard 128bit GUID (UUID) on the Mac?

Question

Is there a built in function equivalent to .NET\'s

Guid.NewGuid();

in Cocoa?

My desire is to produce a string along the lines of

Answer 1

At least on MacOSX 10.5.x you might use the command line tool "uuidgen" to get your string e.g.

$ uuidgen

054209C4-3873-4679-8104-3C18AE780512

there's also an option -hdr with this comand that conveniently generates it in header style

See man-page for further infos.