posix_mkfifo
(PHP 4, PHP 5)
posix_mkfifo — Create a fifo special file (a named pipe)
Beskrivelse
bool posix_mkfifo
( string $pathname
, int $mode
)
posix_mkfifo() creates a special FIFO file which exists in the file system and acts as a bidirectional communication endpoint for processes.
Parameterliste
- pathname
-
Path to the FIFO file.
- mode
-
The second parameter mode has to be given in octal notation (e.g. 0644). The permission of the newly created FIFO also depends on the setting of the current umask(). The permissions of the created file are (mode & ~umask).
Returneringsværdier
Returnerer TRUE ved succes, FALSE ved fejl.
Notes
Note: Når safe mode er aktiveret, checker PHP om filerne eller bibliotekerne som du er ved at benytte, har det samme UID (owner) som scriptet der bliver eksekveret.