|CHGRP(1)||General Commands Manual||CHGRP(1)|
chgrp — change
chgrp sets the group ID of the specified
The options are as follows:
-Roption is specified, symbolic links on the command line are followed. Symbolic links encountered in the tree traversal are not followed.
-Roptions are mutually exclusive.
-Roption is specified, all symbolic links are followed.
-Roption is specified, no symbolic links are followed.
-P options are ignored unless the
-R option is specified; if none of them are given,
the default is to not follow symbolic links. In addition, these options
override each other and the command's actions are determined by the last one
The group operand can be either a group name from the group database, or a numeric group ID. If a group name is also a numeric group ID, the operand is used as a group name.
chgrp clears the set-user-ID
and set-group-ID bits on the file to prevent accidental or mischievous
creation of set-user-ID and set-group-ID programs. This behaviour can be
overridden by setting the sysctl(8)
variable fs.posix.setuid to zero.
The user invoking
chgrp must belong to the
specified group and be the owner of the file, or be the superuser.
chgrp utility exits 0 on
success, and >0 if an error occurs.
chgrp utility is compliant with the
IEEE Std 1003.1-2008 (“POSIX.1”)
|September 2, 2019||OpenBSD-current|