[COMMIT] Mention that lexical closures are actually available in XEmacs Lisp

APPROVE COMMIT NOTE: This patch has been committed. man/ChangeLog addition: 2007-06-27 Aidan Kehoe <kehoea(a)parhasard.net&gt; * lispref/variables.texi (Extent): Mention that lexical scope is available using lexical-let and lexical-let* in cl-macs, instead of ignoring them entirely. XEmacs Trunk source patch: Diff command: cvs -q diff -u Files affected: man/lispref/variables.texi =================================================================== RCS Index: man/lispref/variables.texi =================================================================== RCS file: /pack/xemacscvs/XEmacs/xemacs/man/lispref/variables.texi,v retrieving revision 1.8 diff -u -r1.8 variables.texi --- man/lispref/variables.texi 2006/07/16 10:51:47 1.8 +++ man/lispref/variables.texi 2007/06/27 12:17:09 ＠＠ -894,8 +894,12 ＠＠ ＠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 -- On the quay of the little Black Sea port, where the rescued pair came once more into contact with civilization, Dobrinton was bitten by a dog which was assumed to be mad, though it may only have been indiscriminating. (Saki) _______________________________________________ XEmacs-Patches mailing list XEmacs-Patches(a)xemacs.org http://calypso.tux.org/cgi-bin/mailman/listinfo/xemacs-patches