+(defun comint-get-next-from-history ()
+ "After fetching a line from input history, this fetches the following line.
+In other words, this recalls the input line after the line you recalled last.
+You can use this to repeat a sequence of input lines."
+ (interactive)
+ (if comint-save-input-ring-index
+ (progn
+ (setq comint-input-ring-index (1+ comint-save-input-ring-index))
+ (comint-next-input 1))
+ (message "No previous history command")))
+
+(defun comint-accumulate ()
+ "Accumulate a line to send as input along with more lines.
+This inserts a newline so that you can enter more text
+to be sent along with this line. Use \\[comint-send-input]
+to send all the accumulated input, at once.
+The entire accumulated text becomes one item in the input history
+when you send it."
+ (interactive)
+ (insert "\n")
+ (set-marker comint-accum-marker (point))
+ (if comint-input-ring-index
+ (setq comint-save-input-ring-index
+ (- comint-input-ring-index 1))))
+
+(defun comint-goto-process-mark ()
+ "Move point to the process mark.
+The process mark separates output, and input already sent,
+from input that has not yet been sent."
+ (interactive)
+ (let ((proc (or (get-buffer-process (current-buffer))
+ (error "Current buffer has no process"))))
+ (goto-char (process-mark proc))
+ (message "Point is now at the process mark")))
+
+(defun comint-bol-or-process-mark ()
+ "Move point beginning of line (after prompt) or to the process mark.
+The first time you use this command, it moves to the beginning of the line
+\(but after the prompt, if any). If you repeat it again immediately,
+it moves point to the process mark.
+
+The process mark separates the process output, along with input already sent,
+from input that has not yet been sent. Ordinarily, the process mark
+is at the beginning of the current input line; but if you have
+used \\[comint-accumulate] to send multiple lines at once,
+the process mark is at the beginning of the accumulated input."
+ (interactive)
+ (if (not (eq last-command 'comint-bol-or-process-mark))
+ (comint-bol nil)
+ (comint-goto-process-mark)))
+
+(defun comint-set-process-mark ()
+ "Set the process mark at point."
+ (interactive)
+ (let ((proc (or (get-buffer-process (current-buffer))
+ (error "Current buffer has no process"))))
+ (set-marker (process-mark proc) (point))
+ (message "Process mark set")))
+
+\f