RFIO_CHOWN
Section: Rfio Library Functions (3)
Updated: $Date: 2005/03/31 13:13:02 $
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NAME
rfio_chown - change owner and group of a directory/file
SYNOPSIS
#include <sys/types.h>
#include "rfio_api.h"
int rfio_chown (const char *path,
uid_t new_uid,
gid_t new_gid)
DESCRIPTION
rfio_chown
sets the owner and the group of a directory/file to the numeric values in
owner
and
group
respectively.
If
owner
or
group
is specified as -1,
rfio_chown()
does not change the corresponding ID of the file.
- path
-
specifies the logical pathname relative to the current directory or
the full pathname.
The effective user ID of the process must match the owner of the file or be
super-user.
RETURN VALUE
This routine returns 0 if the operation was successful or -1 if the operation
failed. In the latter case,
serrno
is set appropriately.
ERRORS
- EPERM
-
The effective user ID does not match the owner of the file and is not super-user.
- ENOENT
-
The named file/directory does not exist or is a null pathname.
- EACCES
-
Search permission is denied on a component of the
path
prefix or write permission on the file itself is denied.
- EFAULT
-
path
is a NULL pointer.
- ENOTDIR
-
A component of
path
prefix is not a directory.
- EINVAL
-
new_uid
or
new_gid
is invalid.
- ENAMETOOLONG
-
The length of
path
exceeds
CA_MAXPATHLEN
or the length of a
path
component exceeds
CA_MAXNAMELEN.
- SENOSHOST
-
Host unknown.
- SENOSSERV
-
Service unknown.
- SETIMEDOUT
-
Timed out.
- SECONNDROP
-
Connection closed by remote end.
- SECOMERR
-
Communication error.
SEE ALSO
Castor_limits(4)
AUTHOR
LCG Grid Deployment Team