From b6be798848c83cf67635213a311ae35a121d67b2 Mon Sep 17 00:00:00 2001 From: Bart Schaefer Date: Thu, 28 Apr 2022 23:50:31 -0700 Subject: 50138: Note ERRNO must be set before use. --- Doc/Zsh/params.yo | 3 +++ 1 file changed, 3 insertions(+) (limited to 'Doc') diff --git a/Doc/Zsh/params.yo b/Doc/Zsh/params.yo index 6d2d41b7a..b543d1c38 100644 --- a/Doc/Zsh/params.yo +++ b/Doc/Zsh/params.yo @@ -750,6 +750,9 @@ as set by the most recently failed system call. This value is system dependent and is intended for debugging purposes. It is also useful with the tt(zsh/system) module which allows the number to be turned into a name or message. + +To use this parameter, it must first be assigned a value (typically +0 (zero)). It is initially unset for scripting compatibility. ) vindex(FUNCNEST) item(tt(FUNCNEST) )( -- cgit 1.4.1