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-rw-r--r--lisp/isearch.el37
1 files changed, 30 insertions, 7 deletions
diff --git a/lisp/isearch.el b/lisp/isearch.el
index 6bcc092b645..d2e68dfc0dd 100644
--- a/lisp/isearch.el
+++ b/lisp/isearch.el
@@ -164,6 +164,10 @@ is non-nil if the user quit the search.")
(defvar isearch-mode-end-hook-quit nil
"Non-nil while running `isearch-mode-end-hook' if user quit the search.")
+(defvar isearch-message-function nil
+ "Function to call to display the search prompt.
+If nil, use `isearch-message'.")
+
(defvar isearch-wrap-function nil
"Function to call to wrap the search when search is failed.
If nil, move point to the beginning of the buffer for a forward search,
@@ -715,7 +719,9 @@ is treated as a regexp. See \\[isearch-forward] for more info."
(null executing-kbd-macro))
(progn
(if (not (input-pending-p))
- (isearch-message))
+ (if isearch-message-function
+ (funcall isearch-message-function)
+ (isearch-message)))
(if (and isearch-slow-terminal-mode
(not (or isearch-small-window
(pos-visible-in-window-p))))
@@ -992,7 +998,7 @@ If first char entered is \\[isearch-yank-word-or-char], then do word search inst
isearch-original-minibuffer-message-timeout)
(isearch-original-minibuffer-message-timeout
isearch-original-minibuffer-message-timeout)
- )
+ old-point old-other-end)
;; Actually terminate isearching until editing is done.
;; This is so that the user can do anything without failure,
@@ -1001,6 +1007,10 @@ If first char entered is \\[isearch-yank-word-or-char], then do word search inst
(isearch-done t t)
(exit nil)) ; was recursive editing
+ ;; Save old point and isearch-other-end before reading from minibuffer
+ ;; that can change their values.
+ (setq old-point (point) old-other-end isearch-other-end)
+
(isearch-message) ;; for read-char
(unwind-protect
(let* (;; Why does following read-char echo?
@@ -1036,6 +1046,14 @@ If first char entered is \\[isearch-yank-word-or-char], then do word search inst
isearch-new-message
(mapconcat 'isearch-text-char-description
isearch-new-string "")))
+
+ ;; Set point at the start (end) of old match if forward (backward),
+ ;; so after exiting minibuffer isearch resumes at the start (end)
+ ;; of this match and can find it again.
+ (if (and old-other-end (eq old-point (point))
+ (eq isearch-forward isearch-new-forward))
+ (goto-char old-other-end))
+
;; Always resume isearching by restarting it.
(isearch-mode isearch-forward
isearch-regexp
@@ -1260,10 +1278,13 @@ If search string is empty, just beep."
(ding)
(setq isearch-string (substring isearch-string 0 (- (or arg 1)))
isearch-message (mapconcat 'isearch-text-char-description
- isearch-string "")
- ;; Don't move cursor in reverse search.
- isearch-yank-flag t))
- (isearch-search-and-update))
+ isearch-string "")))
+ ;; Use the isearch-other-end as new starting point to be able
+ ;; to find the remaining part of the search string again.
+ (if isearch-other-end (goto-char isearch-other-end))
+ (isearch-search)
+ (isearch-push-state)
+ (isearch-update))
(defun isearch-yank-string (string)
"Pull STRING into search string."
@@ -2020,7 +2041,9 @@ Can be changed via `isearch-search-fun-function' for special needs."
(defun isearch-search ()
;; Do the search with the current search string.
- (isearch-message nil t)
+ (if isearch-message-function
+ (funcall isearch-message-function nil t)
+ (isearch-message nil t))
(if (and (eq isearch-case-fold-search t) search-upper-case)
(setq isearch-case-fold-search
(isearch-no-upper-case-p isearch-string isearch-regexp)))