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* doc/misc/cl.texi (Modify Macros, Function Bindings): Add some xrefs.

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Glenn Morris 2012-10-31 17:04:28 -04:00
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commit 87b0d8b1d1
2 changed files with 17 additions and 5 deletions
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doc/misc/ChangeLog
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@ -7,6 +7,7 @@
(Obsolete Lexical Binding): Rename section from "Lexical Bindings".
(Obsolete Macros): Rename section from "Obsolete Lexical Macros".
Reword, and add details of flet and labels.
(Modify Macros, Function Bindings): Add some xrefs.
2012-10-30 Glenn Morris <rgm@gnu.org>

21
doc/misc/cl.texi
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@ -1193,6 +1193,9 @@ The only exceptions are plain variables and calls to
bound on entry, it is simply made unbound by @code{makunbound} or
@code{fmakunbound} on exit.
@end ignore
Note that the @file{cl.el} version of this macro behaves slightly
differently. @xref{Obsolete Macros}.
@end defmac
@defmac cl-letf* (bindings@dots{}) forms@dots{}
@ -1283,11 +1286,13 @@ accordingly for the duration of the body of the @code{cl-flet}; then
the old function definition, or lack thereof, is restored.
You can use @code{cl-flet} to disable or modify the behavior of a
function in a temporary fashion. This will even work on Emacs
primitives, although note that some calls to primitive functions
internal to Emacs are made without going through the symbol's
function cell, and so will not be affected by @code{cl-flet}. For
example,
function in a temporary fashion. (Compare this with the idea
of advising functions.
@xref{Advising Functions,,,elisp,GNU Emacs Lisp Reference Manual}.)
This will even work on Emacs primitives, although note that some calls
to primitive functions internal to Emacs are made without going
through the symbol's function cell, and so will not be affected by
@code{cl-flet}. For example,
@example
(cl-flet ((message (&rest args) (push args saved-msgs)))
@ -1307,6 +1312,9 @@ Functions defined by @code{cl-flet} may use the full Common Lisp
argument notation supported by @code{cl-defun}; also, the function
body is enclosed in an implicit block as if by @code{cl-defun}.
@xref{Program Structure}.
Note that the @file{cl.el} version of this macro behaves slightly
differently. @xref{Obsolete Macros}.
@end defmac
@defmac cl-labels (bindings@dots{}) forms@dots{}
@ -1327,6 +1335,9 @@ local recursive functions, or mutually-recursive sets of functions.
A ``reference'' to a function name is either a call to that
function, or a use of its name quoted by @code{quote} or
@code{function} to be passed on to, say, @code{mapcar}.
Note that the @file{cl.el} version of this macro behaves slightly
differently. @xref{Obsolete Macros}.
@end defmac
@node Macro Bindings