简介
NIS (formerly called Yellow Pages) allows network management of
important administrative files (e.g. the password file). For more
information refer to the NIS manpage and »
The Linux NIS(YP)/NYS/NIS+ HOWTO. There is also a book called » Managing NFS and NIS by Hal Stern.
Note:
本扩展已被移动到 » PECL 库中且自以下版本起不再被绑定到 PHP 中：5.1.0.
Note: 本扩展模块在 Windows 平台下不可用。
需求
None besides functions from standard Unix libraries which are
always available (either libc or
libnsl, configure will detect which one to use).
安装
To get these functions to work, you have to configure PHP with
--enable-yp.
运行时配置
本扩展模块在 php.ini 中未定义任何配置选项。
预定义常量
以下常量由本扩展模块定义，因此只有在本扩展模块被编译到
PHP 中，或者在运行时被动态加载后才有效。
-
YPERR_ACCESS
(integer)
-
access violation (this has only been added recently and is only available from PECL CVS for now)
-
YPERR_BADARGS
(integer)
-
The function arguments are bad
-
YPERR_BADDB
(integer)
-
YP database is bad
-
YPERR_BUSY
(integer)
-
Database busy
-
YPERR_DOMAIN
(integer)
-
cannot bind to server in this domain
-
YPERR_KEY
(integer)
-
no such key in map
-
YPERR_MAP
(integer)
-
no such map in server's domain
-
YPERR_NODOM
(integer)
-
Local domain name not set
-
YPERR_NOMORE
(integer)
-
No more records in map database
-
YPERR_PMAP
(integer)
-
Can't communicate with portmapper
-
YPERR_RESRC
(integer)
-
resource allocation failure
-
YPERR_RPC
(integer)
-
RPC failure - domain has been unbound
-
YPERR_YPBIND
(integer)
-
Can't communicate with ypbind
-
YPERR_YPERR
(integer)
-
internal yp server or client error
-
YPERR_YPSERV
(integer)
-
Can't communicate with ypserv
-
YPERR_VERS
(integer)
-
YP version mismatch