posix_mkfifo
(PHP 4, PHP 5)
posix_mkfifo — Create a fifo special file (a named pipe)
Description
posix_mkfifo() creates a special FIFO file which exists in the file system and acts as a bidirectional communication endpoint for processes.
Parameters
- 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).
Return Values
Returnerar TRUE vid framgång eller FALSE vid fel.
Notes
Note: När så kallat safe mode är påslaget, kontrollerar PHP om filen/filerna/katalogen du försöker använda har samma UID (ägare) som scriptet som exekveras.