posix_ctermid

(PHP 3 >= 3.0.13, 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()

Examples

Example 1. posix_ctermid() example

This example will display the path to the current TTY.

#!/usr/local/bin/php
<?php
echo "I am running from ".posix_ctermid();
?>

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().

See Also

posix_ttyname()
posix_get_last_error()