mirror of
https://github.com/fish-shell/fish-shell
synced 2024-11-11 07:34:32 +00:00
12 lines
376 B
Text
12 lines
376 B
Text
\section isatty isatty - test if the specified file descriptor is a tty
|
|
|
|
\subsection isatty-synopsis Synopsis
|
|
<tt>isatty [FILE DESCRIPTOR]</tt>
|
|
|
|
where FILE DESCRIPTOR may be either the number of a file descriptor, or one
|
|
of the strings stdin, stdout and stderr.
|
|
|
|
If the specified file descriptor is a tty, the exit status of the
|
|
command is zero, otherwise, it is non-zero.
|
|
|
|
|