posix_ctermid
PHP 4, PHP 5, PHP 7, PHP 8
posix_ctermid - Get path name of controlling terminal
Manual
posix_ctermid(
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
Parameters
This function has no parameters.
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.