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; Caveats about using :eval in 'mode-line-format'

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* doc/lispref/modes.texi (Mode Line Data): Warn against more
infinite-recursion cases in ':eval' in mode line.  Reported by
Nicolas P. Rougier <nicolas.rougier@inria.fr>.
This commit is contained in:
Eli Zaretskii 2024-09-03 17:33:28 +03:00
parent 4047072c7d
commit ae2463796f
1 changed files with 3 additions and 2 deletions
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doc/lispref/modes.texi
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@ -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