预定义常量

下列常量由此扩展定义,且仅在此扩展编译入 PHP 或在运行时动态载入时可用。

YPERR_ACCESS (integer)
access violation (this has only been added recently and is only available from PECL SVN 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