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posix_ctermid

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(PHP 4, PHP 5, PHP 7)

posix_ctermid — Get path name of controlling terminal

Description

posix_ctermid ( void ) : string

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()

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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().

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Examples

Example #1 posix_ctermid() example

This example will display the path to the current TTY.

<?php
echo "I am running from ".posix_ctermid();
?>

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See Also

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Document created the 30/01/2003, last modified the 26/10/2018
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References

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