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Improve documentation of 'safe-local-variable' property

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* doc/lispref/variables.texi (File Local Variables): Document
how to define 'safe-local-variable' properties for built-in
variables.
This commit is contained in:
Eli Zaretskii 2019-06-01 10:28:30 +03:00
parent b3df372959
commit d8a6d82c4d
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doc/lispref/variables.texi
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@ -1847,6 +1847,11 @@ variables have @code{safe-local-variable} properties; these include
For boolean-valued variables that are safe, use @code{booleanp} as the For boolean-valued variables that are safe, use @code{booleanp} as the
property value. property value.
If you want to define @code{safe-local-variable} properties for
variables defined in C source code, add the names and the properties
of those variables to the list in the ``Safe local variables'' section
of @file{files.el}.
@cindex autoload cookie, and safe values of variable @cindex autoload cookie, and safe values of variable
When defining a user option using @code{defcustom}, you can set its When defining a user option using @code{defcustom}, you can set its
@code{safe-local-variable} property by adding the arguments @code{safe-local-variable} property by adding the arguments