Commit a2295d32 authored by Miles Bader's avatar Miles Bader
Browse files


Add macroexpand-all to lisp reference manual
parent 888101d6
2004-04-12 Miles Bader <>
* macros.texi (Expansion): Add description of `macroexpand-all'.
2004-04-05 Jesper Harder <>
* variables.texi (Variable Aliases): Mention
@c -*-texinfo-*-
@c This is part of the GNU Emacs Lisp Reference Manual.
@c Copyright (C) 1990, 1991, 1992, 1993, 1994, 1995, 1998 Free Software Foundation, Inc.
@c Copyright (C) 1990, 1991, 1992, 1993, 1994, 1995, 1998, 2004 Free Software Foundation, Inc.
@c See the file elisp.texi for copying conditions.
@setfilename ../info/macros
@node Macros, Customization, Functions, Top
......@@ -137,6 +137,28 @@ uses this feature.
@end smallexample
@end defun
@defun macroexpand-all form &optional environment
@cindex macro expansion in entire form
@code{macroexpand-all} expands macros like @code{macroexpand}, but
will look for and expand all macros in @var{form}, not just at the
In emacs-lisp, @code{macroexpand-all} guarantees that if no macros
are expanded, the return value will be @code{eq} to @var{form}.
Repeating the example used for @code{macroexpand} above with
@code{macroexpand-all}, we see that @code{macroexpand-all} @emph{does}
expand the embedded calls to @code{inc}:
(macroexpand-all '(inc2 r s))
@result{} (progn (setq r (1+ r)) (setq s (1+ s)))
@end smallexample
@end defun
@node Compiling Macros
@section Macros and Byte Compilation
@cindex byte-compiling macros
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