NAME | SYNOPSIS | DESCRIPTION | OPTIONS | OPERANDS | USAGE | EXAMPLES | ENVIRONMENT VARIABLES | EXIT STATUS | SUMMARY OF TRUSTED SOLARIS CHANGES | FILES | ATTRIBUTES | SEE ALSO | NOTES
The chown utility will set the user ID of the file named by each file to the user ID specified by owner, and, optionally, will set the group ID to that specified by group.
If chown is invoked without the file_setid
privilege to change the ownership of a file, the set-user-ID bit is cleared.
Only the owner of a file (or a user invoking the command with
the file_chown
privilege) may change the owner of that file.
The operating system has a configuration option, _POSIX_CHOWN_RESTRICTED, to restrict ownership changes. When this option is in effect, the owner of the file is prevented
from changing the owner ID of the file. The command requires the file_chown
privilege to arbitrarily change owner IDs, whether or not this option is in effect.
The following options are supported:
Do not report errors.
If the file is a symbolic link, change the owner of the symbolic link. Without this option, the owner of the file referenced by the symbolic link is changed.
Recursive. chown descends through the directory, and any subdirectories, setting the ownership ID as it proceeds. When a symbolic link is encountered, the owner of the target file is changed (unless the -h option is specified), but no recursion takes place.
chown processes all accessible single-level directories as it descends multilevel directories.
The following operands are supported:
A user ID and optional group ID to be assigned to file. The owner portion of this operand must be a user name from the user database or a numeric user ID. Either specifies a user ID to be given to each file named by file. If a numeric owner exists in the user database as a user name, the user ID number associated with that user name will be used as the user ID. Similarly, if the group portion of this operand is present, it must be a group name from the group database or a numeric group ID. Either specifies a group ID to be given to each file. If a numeric group operand exists in the group database as a group name, the group ID number associated with that group name will be used as the group ID.
A pathname of a file whose user ID is to be modified.
See largefile(5) for the description of the behavior of chown when encountering files greater than or equal to 2 Gbyte ( 231 bytes).
To change ownership of all files in the hierarchy, including symbolic links, but not the targets of the links:
example% chown -R -h owner[:group] file... |
See environ(5) for descriptions of the following environment variables that affect the execution of chown: LC_CTYPE, LC_MESSAGES, and NLSPATH.
The following exit values are returned:
The utility executed successfully and all requested changes were made.
An error occurred.
The -M option processes all accessible single-level directories in multilevel directories. If chown is invoked without the file_setid
privilege to change the ownership of a file, chown clears the file's
set-user-ID bit. To arbitrarily change owner IDs, chown requires the file_chown
privilege.
See attributes(5) for descriptions of the following attributes:
ATTRIBUTE TYPE | ATTRIBUTE VALUE |
---|---|
Availability | SUNWcsu |
CSI | Enabled (see NOTES) |
chown is CSI-enabled except for the owner and group names.
NAME | SYNOPSIS | DESCRIPTION | OPTIONS | OPERANDS | USAGE | EXAMPLES | ENVIRONMENT VARIABLES | EXIT STATUS | SUMMARY OF TRUSTED SOLARIS CHANGES | FILES | ATTRIBUTES | SEE ALSO | NOTES