Function: comint-previous-matching-input-from-input

comint-previous-matching-input-from-input is an interactive and byte-compiled function defined in comint.el.gz.

Signature

(comint-previous-matching-input-from-input N)

Documentation

Search backwards through input history for match for current input.

(Previous history elements are earlier commands.)
With prefix argument N, search for Nth previous match. If N is negative, search forwards for the -Nth following match.

Probably introduced at or before Emacs version 20.3.

Key Bindings

Source Code

;; Defined in /usr/src/emacs/lisp/comint.el.gz
(defun comint-previous-matching-input-from-input (n)
  "Search backwards through input history for match for current input.
\(Previous history elements are earlier commands.)
With prefix argument N, search for Nth previous match.
If N is negative, search forwards for the -Nth following match."
  (interactive "p" comint-mode)
  (let ((opoint (point)))
    (unless (memq last-command '(comint-previous-matching-input-from-input
				 comint-next-matching-input-from-input))
      ;; Starting a new search
      (setq comint-matching-input-from-input-string
	    (buffer-substring
	     (or (marker-position comint-accum-marker)
		 (process-mark (get-buffer-process (current-buffer))))
	     (point))
	    comint-input-ring-index nil))
    (comint-previous-matching-input
     (concat "^" (regexp-quote comint-matching-input-from-input-string))
     n t)
    (when (eq comint-move-point-for-matching-input 'after-input)
      (goto-char opoint))))