NEWGRP(1) User Commands NEWGRP(1)NAMEnewgrp - log in to a new group
DESCRIPTIONnewgrp changes the group identification of its caller, analogously to
login(1). The same person remains logged in, and the current directory
is unchanged, but calculations of access permissions to files are per‐
formed with respect to the new group ID.
If no group is specified, the GID is changed to the login GID.
SEE ALSOlogin(1), group(5)AUTHOR
Originally by Michael Haardt. Currently maintained by Peter Orbaek
The newgrp command is part of the util-linux package and is available
util-linux October 1993 NEWGRP(1)