* variables.texi (Lexical Binding): Mention `defcustom'.

Fixes: debbugs:8459
This commit is contained in:
Lars Magne Ingebrigtsen 2011-07-15 14:45:51 +02:00
parent aa4b6df690
commit 3073fc1414

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@ -1099,11 +1099,12 @@ use short names like @code{x}.
@node Lexical Binding
@subsection Use of Lexical Scoping
Emacs Lisp can be evaluated in two different modes: in dynamic binding mode or
lexical binding mode. In dynamic binding mode, all local variables use dynamic
scoping, whereas in lexical binding mode variables that have been declared
@dfn{special} (i.e., declared with @code{defvar} or @code{defconst}) use
dynamic scoping and all others use lexical scoping.
Emacs Lisp can be evaluated in two different modes: in dynamic binding
mode or lexical binding mode. In dynamic binding mode, all local
variables use dynamic scoping, whereas in lexical binding mode
variables that have been declared @dfn{special} (i.e., declared with
@code{defvar}, @code{defcustom} or @code{defconst}) use dynamic
scoping and all others use lexical scoping.
@defvar lexical-binding
When non-nil, evaluation of Lisp code uses lexical scoping for non-special