From ae2463796f236b8ee2cef3b5e38bffa13abd2233 Mon Sep 17 00:00:00 2001 From: Eli Zaretskii Date: Tue, 3 Sep 2024 17:33:28 +0300 Subject: [PATCH] ; Caveats about using :eval in 'mode-line-format' * doc/lispref/modes.texi (Mode Line Data): Warn against more infinite-recursion cases in ':eval' in mode line. Reported by Nicolas P. Rougier . --- doc/lispref/modes.texi | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/doc/lispref/modes.texi b/doc/lispref/modes.texi index 27b74a9d233..b24a89af9e0 100644 --- a/doc/lispref/modes.texi +++ b/doc/lispref/modes.texi @@ -2227,8 +2227,9 @@ construct.) @item (:eval @var{form}) A list whose first element is the symbol @code{:eval} says to evaluate @var{form}, and use the result as a string to display. Make sure this -evaluation cannot load any files, as doing so could cause infinite -recursion. +evaluation cannot load any files, nor calls functions like +@code{posn-at-point} or @code{window-in-direction}, which themselves +evaluate the mode line, as doing so could cause infinite recursion. @item (:propertize @var{elt} @var{props}@dots{}) A list whose first element is the symbol @code{:propertize} says to -- 2.30.2