NAME

       dpns_unlink - remove a DPNS file entry in the name server

SYNOPSIS

       #include <sys/types.h>
       #include "dpns_api.h"

       int dpns_unlink (const char *path)

DESCRIPTION

       dpns_unlink removes a DPNS file entry in the name server.

       path   specifies  the  logical pathname relative to the current DPNS directory or the full
              DPNS pathname.

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        path is a directory.

       ENOENT       The named file does not exist or is a null pathname.

       EACCES       Search  permission  is  denied  on  a  component  of the path prefix or write
                    permission is denied on the parent directory or the parent has the sticky bit
                    S_ISVTX set and

                      the  effective  user ID of the requestor does not match the owner ID of the
                      file and

                      the effective user ID of the requestor does not match the owner ID  of  the
                      directory and

                      the file is not writable by the requestor and

                      the requestor does not have ADMIN privilege in the Cupv database.

       EFAULT       path is a NULL pointer.

       EEXIST       File has replicas.

       ENOTDIR      A component of path prefix is not a directory.

       ENAMETOOLONG The  length  of  path exceeds CA_MAXPATHLEN or the length of a path component
                    exceeds CA_MAXNAMELEN.

       SENOSHOST    Host unknown.

       SENOSSERV    Service unknown.

       SECOMERR     Communication error.

       ENSNACT      Name server is not running or is being shutdown.

SEE ALSO

       Castor_limits(4), dpns_chdir(3), dpns_rmdir(3), Cupvlist(1)

AUTHOR

       LCG Grid Deployment Team