From 8bf0f0cf45606971d1433b36ce21ab45f6226004 Mon Sep 17 00:00:00 2001 From: Mikael Magnusson Date: Tue, 18 Jan 2022 23:20:53 +0100 Subject: 49694 + doc: Allow using empty STTY= to freeze tty for a single command Previously, doing this would just run stty with no arguments, which normally causes it to print some terminal settings to stdout. --- Doc/Zsh/params.yo | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'Doc/Zsh/params.yo') diff --git a/Doc/Zsh/params.yo b/Doc/Zsh/params.yo index 6b52d3b1c..6d2d41b7a 100644 --- a/Doc/Zsh/params.yo +++ b/Doc/Zsh/params.yo @@ -1570,6 +1570,11 @@ if it is in the environment of the shell but not explicitly assigned to in the input line. This avoids running stty at every external command by accidentally exporting it. Also note that tt(STTY) should not be used for window size specifications; these will not be local to the command. + +If the parameter is set and empty, all of the above applies except +that tt(stty) is not run. This can be useful as a way to freeze the tty +around a single command, blocking its changes to tty settings, +similar to the tt(ttyctl) builtin. ) vindex(TERM) item(tt(TERM) )( -- cgit 1.4.1