posix_accessposix_ctermid
(PHP 4, PHP 5)
posix_ctermid — Get path name of controlling terminal
Description
string posix_ctermid
( void
)
Generates a string which is the pathname for the current controlling terminal for the process. On error this will set errno, which can be checked using posix_get_last_error()
Return Values
Upon successful completion, returns string of the pathname to
the current controlling terminal. Otherwise FALSE is returned and errno
is set, which can be checked with posix_get_last_error().
Examples
Example #1 posix_ctermid() example
This example will display the path to the current TTY.
<?php
echo "I am running from ".posix_ctermid();
?>
See Also
- posix_ttyname() - Determine terminal device name
- posix_get_last_error() - Retrieve the error number set by the last posix function that failed
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