On Fri, Nov 03, 2023 at 11:27:43PM +0100, boffi wrote: > $ man addgroup # says > ... > > Add an existing user to an existing group > If called with two non-option arguments, adduser will add an existing > user to an existing group.
adduser and addgroup share a man page, and the two-argument form is only supported for adduser, not for addgroup, see SYNOPSIS in the manual page. And the text you quoted explicitly says that it is add_user_ that will add an existing user to an existing group. > but when I try to add a user to a group, this is what it happens > > $ sudo addgroup donald ducks > [sudo] password for boffi: > fatal: addgroup with two arguments is an unspecified operation. > $ The message is correct, it is an unspecified operation according to the SYNOPSIS. Let me know what we can improve, but I think that everything is fine here. Greetings Marc -- ----------------------------------------------------------------------------- Marc Haber | "I don't trust Computers. They | Mailadresse im Header Leimen, Germany | lose things." Winona Ryder | Fon: *49 6224 1600402 Nordisch by Nature | How to make an American Quilt | Fax: *49 6224 1600421