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Semaphore, Shared Memory and IPC Функции
Semaphore, Shared Memory and IPC Функции
ftok
(PHP 4 >= 4.2.0, PHP 5)
ftok — Convert a pathname and a project identifier to a System V IPC key
Описание
int ftok ( string $pathname , string $proj )
The function converts the pathname of an existing accessible file and a project identifier into an integer for use with for example shmop_open() and other System V IPC keys.
Список параметров
- pathname
-
Path to an accessible file.
- proj
-
Project identifier. This must be a one character string.
Возвращаемые значения
On success the return value will be the created key value, otherwise -1 is returned.
Смотрите также
Semaphore, Shared Memory and IPC Функции