Commit 9f40220d authored by Chong Yidong's avatar Chong Yidong
Browse files

Minor clarification in Lisp manual about pre/post-command-hook.

* doc/lispref/commands.texi (Command Overview): Minor clarification (Bug#10384).
parent 2a90dfca
2012-01-27 Chong Yidong <cyd@gnu.org>
* commands.texi (Command Overview): Minor clarification (Bug#10384).
2012-01-26 Chong Yidong <cyd@gnu.org>
* searching.texi (String Search): Document negative repeat count
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......@@ -75,18 +75,22 @@ function yourself (@pxref{Keyboard Macros}).
character causes @dfn{quitting} (@pxref{Quitting}).
@defvar pre-command-hook
The editor command loop runs this normal hook before each command. At
that time, @code{this-command} contains the command that is about to
run, and @code{last-command} describes the previous command.
@xref{Command Loop Info}.
This normal hook is run by the editor command loop before it executes
each command. At that time, @code{this-command} contains the command
that is about to run, and @code{last-command} describes the previous
command. @xref{Command Loop Info}.
@end defvar
@defvar post-command-hook
The editor command loop runs this normal hook after each command
(including commands terminated prematurely by quitting or by errors),
and also when the command loop is first entered. At that time,
@code{this-command} refers to the command that just ran, and
@code{last-command} refers to the command before that.
This normal hook is run by the editor command loop after it executes
each command (including commands terminated prematurely by quitting or
by errors). At that time, @code{this-command} refers to the command
that just ran, and @code{last-command} refers to the command before
that.
This hook is also run when Emacs first enters the command loop (at
which point @code{this-command} and @code{last-command} are both
@code{nil}).
@end defvar
Quitting is suppressed while running @code{pre-command-hook} and
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