CVS update by aidan xemacs/man/lispref ...

[xemacs-cvs at xemacs.org]

  User: aidan   
  Date: 07/06/27 14:19:12

  Modified:    xemacs/man/lispref variables.texi
Log:
Mention that lexical closures are actually available in XEmacs Lisp in the
Lisp reference manual.

Revision  Changes    Path
1.357     +6 -0      XEmacs/xemacs/man/ChangeLog

Index: ChangeLog
===================================================================
RCS file: /pack/xemacscvs/XEmacs/xemacs/man/ChangeLog,v
retrieving revision 1.356
retrieving revision 1.357
diff -u -p -r1.356 -r1.357
--- ChangeLog	2007/05/21 11:39:55	1.356
+++ ChangeLog	2007/06/27 12:19:08	1.357
@@ -1,3 +1,9 @@
+2007-06-27  Aidan Kehoe  <kehoea at parhasard.net>
+
+	* lispref/variables.texi (Extent):
+	Mention that lexical scope is available using lexical-let and
+	lexical-let* in cl-macs, instead of ignoring them entirely. 
+
 2007-05-21  Ville Skyttä  <scop at xemacs.org>
 
 	* internals/internals.texi: Fix corrupted/oddly encoded chars.



1.9       +6 -2      XEmacs/xemacs/man/lispref/variables.texi

Index: variables.texi
===================================================================
RCS file: /pack/xemacscvs/XEmacs/xemacs/man/lispref/variables.texi,v
retrieving revision 1.8
retrieving revision 1.9
diff -u -p -r1.8 -r1.9
--- variables.texi	2006/07/16 10:51:47	1.8
+++ variables.texi	2007/06/27 12:19:11	1.9
@@ -894,8 +894,12 @@ variable @code{n} is no longer bound to 
 
 @cindex closures not available
   Some Lisp dialects have ``closures'', objects that are like functions
-but record additional variable bindings.  XEmacs Lisp does not have
-closures.
+but record additional variable bindings.  Closures are available in
+XEmacs Lisp using the @code{lexical-let} and @code{lexical-let*}macroes,
+which are autoloaded from @file{cl-macs}.  @xref{(cl)Lexical Bindings}.
+Note that function arguments cannot be closed around using these
+macros, and that any lambda expressions returned will not be
+byte-compiled.  
 
 @node Impl of Scope
 @subsection Implementation of Dynamic Scoping