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.\" @(#)$RCSfile: Cns_mkdir.man,v $ $Revision: 1.1.1.1 $ $Date: 2001/10/04 12:12:45 $ CERN IT-PDP/DM Jean-Philippe Baud
.\" Copyright (C) 1999-2000 by CERN/IT/PDP/DM
.\" All rights reserved
.\"
.TH CNS_MKDIR 3 "$Date: 2001/10/04 12:12:45 $" CASTOR "Cns Library Functions"
.SH NAME
Cns_mkdir \- create a new CASTOR directory in the name server
.SH SYNOPSIS
.B #include <sys/types.h>
.br
\fB#include "Cns_api.h"\fR
.sp
.BI "int Cns_mkdir (const char *" path ,
.BI "mode_t " mode )
.SH DESCRIPTION
.B Cns_mkdir
creates a new CASTOR directory in the name server.
.LP
An entry is created in the name server database and the directory's owner ID
is set to the effective user ID of the requestor.
The group ID of the directory is set to the effective group ID of the requestor
or is taken from the parent directory if the latter has the
.B S_ISGID
bit set.
.LP
The access permission bits for the directory are taken from
.IR mode ,
then all bits set in the requestor's file mode creation mask are cleared (see
.BR Cns_umask (3)).
The
.BR S_ISGID ,
.B S_ISUID
and
.B S_ISVTX
bits are silently cleared.
.TP
.I path
specifies the logical pathname relative to the current CASTOR directory or
the full CASTOR pathname.
.SH RETURN VALUE
This routine returns 0 if the operation was successful or -1 if the operation
failed. In the latter case,
.B serrno
is set appropriately.
.SH ERRORS
.TP 1.3i
.B ENOENT
A component of
.I path
prefix does not exist or
.I path
is a null pathname.
.TP
.B EACCES
Search permission is denied on a component of the
.I path
prefix or write permission on the parent directory is denied.
.TP
.B EFAULT
.I path
is a NULL pointer.
.TP
.B EEXIST
.I path
exists already.
.TP
.B ENOTDIR
A component of
.I path
prefix is not a directory.
.TP
.B ENOSPC
The name server database is full.
.TP
.B ENAMETOOLONG
The length of
.I path
exceeds
.B CA_MAXPATHLEN
or the length of a
.I path
component exceeds
.BR CA_MAXNAMELEN .
.TP
.B SENOSHOST
Host unknown.
.TP
.B SENOSSERV
Service unknown.
.TP
.B SECOMERR
Communication error.
.TP
.B ENSNACT
Name server is not running or is being shutdown.
.SH SEE ALSO
.BR Castor_limits(4) ,
.BR Cns_chdir(3) ,
.BR Cns_chmod(3) ,
.BR Cns_umask(3)
.SH AUTHOR
\fBCASTOR\fP Team <castor.support@cern.ch>
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