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Richard M. Stallman 1992-08-21 07:18:16 +00:00
parent 8a6c8bcf0b
commit ff1fbe3e75
1 changed files with 37 additions and 35 deletions
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72
lisp/simple.el
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@ -21,9 +21,9 @@
;;; Code:
(defun open-line (arg)
"Insert a newline and leave point before it. If there is a fill
prefix, inserts the fill prefix after the newline that it inserts.
With arg, inserts that many newlines."
"Insert a newline and leave point before it.
If there is a fill prefix, insert the fill prefix after the newline
that it inserts. With arg N, insert N newlines."
(interactive "*p")
(let ((flag (and (bolp) (not (bobp)))))
(if flag (forward-char -1))
@ -46,7 +46,7 @@ With arg, inserts that many newlines."
(defun quoted-insert (arg)
"Read next input character and insert it.
Useful for inserting control characters.
This is useful for inserting control characters.
You may also type up to 3 octal digits, to insert a character with that code"
(interactive "*p")
(let ((char (read-quoted-char)))
@ -148,10 +148,10 @@ On nonblank line, delete all blank lines that follow it."
(defun newline-and-indent ()
"Insert a newline, then indent according to major mode.
Indentation is done using the current indent-line-function.
Indentation is done using the value of `indent-line-function'.
In programming language modes, this is the same as TAB.
In some text modes, where TAB inserts a tab, this indents to the
specified left-margin column."
In some text modes, where TAB inserts a tab, this command indents to the
column specified by the variable `left-margin'."
(interactive "*")
(delete-region (point) (progn (skip-chars-backward " \t") (point)))
(newline)
@ -160,10 +160,10 @@ specified left-margin column."
(defun reindent-then-newline-and-indent ()
"Reindent current line, insert newline, then indent the new line.
Indentation of both lines is done according to the current major mode,
which means that the current value of indent-line-function is called.
which means calling the current value of `indent-line-function'.
In programming language modes, this is the same as TAB.
In some text modes, where TAB inserts a tab, this indents to the
specified left-margin column."
column specified by the variable `left-margin'."
(interactive "*")
(save-excursion
(delete-region (point) (progn (skip-chars-backward " \t") (point)))
@ -218,7 +218,8 @@ Goes backward if ARG is negative; error if CHAR not found."
(defun beginning-of-buffer (&optional arg)
"Move point to the beginning of the buffer; leave mark at previous position.
With arg N, put point N/10 of the way from the true beginning.
Don't use this in Lisp programs!
Don't use this command in Lisp programs!
\(goto-char (point-min)) is faster and avoids clobbering the mark."
(interactive "P")
(push-mark)
@ -234,7 +235,8 @@ Don't use this in Lisp programs!
(defun end-of-buffer (&optional arg)
"Move point to the end of the buffer; leave mark at previous position.
With arg N, put point N/10 of the way from the true end.
Don't use this in Lisp programs!
Don't use this command in Lisp programs!
\(goto-char (point-max)) is faster and avoids clobbering the mark."
(interactive "P")
(push-mark)
@ -287,7 +289,7 @@ that uses or sets the mark."
(defun count-lines (start end)
"Return number of lines between START and END.
This is usually the number of newlines between them,
but will be one more if START is not equal to END
but can be one more if START is not equal to END
and the greater of them is not at the start of a line."
(save-excursion
(save-restriction
@ -493,16 +495,16 @@ A numeric argument serves as a repeat count."
(delete-auto-save-file-if-necessary))))
(defun undo-start ()
"Move pending-undo-list to front of undo records.
The next call to undo-more will undo the most recently made change."
"Set `pending-undo-list' to the front of the undo list.
The next call to `undo-more' will undo the most recently made change."
(if (eq buffer-undo-list t)
(error "No undo information in this buffer"))
(setq pending-undo-list buffer-undo-list))
(defun undo-more (count)
"Undo back N undo-boundaries beyond what was already undone recently.
Call undo-start to get ready to undo recent changes,
then call undo-more one or more times to undo them."
Call `undo-start' to get ready to undo recent changes,
then call `undo-more' one or more times to undo them."
(or pending-undo-list
(error "No further undo information"))
(setq pending-undo-list (primitive-undo count pending-undo-list)))
@ -939,7 +941,7 @@ system cut and paste."
(substring killed-text 0 message-len)))))))))
(defun append-next-kill ()
"Cause following command, if kill, to append to previous kill."
"Cause following command, if it kills, to append to previous kill."
(interactive)
(if (interactive-p)
(progn
@ -948,15 +950,15 @@ system cut and paste."
(setq last-command 'kill-region)))
(defun yank-pop (arg)
"Replace just-yanked stretch of killed-text with a different stretch.
This command is allowed only immediately after a yank or a yank-pop.
"Replace just-yanked stretch of killed text with a different stretch.
This command is allowed only immediately after a `yank' or a `yank-pop'.
At such a time, the region contains a stretch of reinserted
previously-killed text. yank-pop deletes that text and inserts in its
previously-killed text. `yank-pop' deletes that text and inserts in its
place a different stretch of killed text.
With no argument, the previous kill is inserted.
With argument n, the n'th previous kill is inserted.
If n is negative, this is a more recent kill.
With argument N, insert the Nth previous kill.
If N is negative, this is a more recent kill.
The sequence of kills wraps around, so that after the oldest one
comes the newest one."
@ -973,9 +975,9 @@ comes the newest one."
(defun yank (&optional arg)
"Reinsert the last stretch of killed text.
More precisely, reinsert the stretch of killed text most recently
killed OR yanked.
With just C-U as argument, same but put point in front (and mark at end).
With argument n, reinsert the nth most recently killed stretch of killed
killed OR yanked. Put point at end, and set mark at beginning.
With just C-u as argument, same but put point at beginning (and mark at end).
With argument N, reinsert the Nth most recently killed stretch of killed
text.
See also the command \\[yank-pop]."
(interactive "*P")
@ -1068,7 +1070,7 @@ mark position to be lost.
Normally, when a new mark is set, the old one should go on the stack.
This is why most applications should use push-mark, not set-mark.
Novice emacs-lisp programmers often try to use the mark for the wrong
Novice Emacs Lisp programmers often try to use the mark for the wrong
purposes. The mark saves a location for the user's convenience.
Most editing commands should not alter the mark.
To remember a location for internal use in the Lisp program,
@ -1091,7 +1093,7 @@ most recent first.")
With no prefix argument, set mark, and push previous mark on mark ring.
With argument, jump to mark, and pop into mark off the mark ring.
Novice emacs-lisp programmers often try to use the mark for the wrong
Novice Emacs Lisp programmers often try to use the mark for the wrong
purposes. See the documentation of `set-mark' for more information."
(interactive "P")
(if (null arg)
@ -1105,7 +1107,7 @@ purposes. See the documentation of `set-mark' for more information."
"Set mark at LOCATION (point, by default) and push old mark on mark ring.
Displays \"Mark set\" unless the optional second arg NOMSG is non-nil.
Novice emacs-lisp programmers often try to use the mark for the wrong
Novice Emacs Lisp programmers often try to use the mark for the wrong
purposes. See the documentation of `set-mark' for more information."
(if (null (mark))
nil
@ -1506,7 +1508,7 @@ not end the comment. Blank lines do not get comments."
(defun backward-word (arg)
"Move backward until encountering the end of a word.
With argument, do this that many times.
In programs, it is faster to call forward-word with negative arg."
In programs, it is faster to call `forward-word' with negative arg."
(interactive "p")
(forward-word (- arg)))
@ -1659,17 +1661,17 @@ automatically breaks the line at a previous space."
(auto-fill-mode 1))
(defun set-fill-column (arg)
"Set fill-column to current column, or to argument if given.
fill-column's value is separate for each buffer."
"Set `fill-column' to current column, or to argument if given.
The variable `fill-column' has a separate value for each buffer."
(interactive "P")
(setq fill-column (if (integerp arg) arg (current-column)))
(message "fill-column set to %d" fill-column))
(defun set-selective-display (arg)
"Set selective-display to ARG; clear it if no arg.
When selective-display is a number > 0,
lines whose indentation is >= selective-display are not displayed.
selective-display's value is separate for each buffer."
"Set `selective-display' to ARG; clear it if no arg.
When the value of `selective-display' is a number > 0,
lines whose indentation is >= that value are not displayed.
The variable `selective-display' has a separate value for each buffer."
(interactive "P")
(if (eq selective-display t)
(error "selective-display already in use for marked lines"))