X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/8dd59f01de203f3f02c3f898a7015bb522a0e4bc..e66ba1dfc4cf2e12100191d2c24436c42d097268:/lisp/saveplace.el diff --git a/lisp/saveplace.el b/lisp/saveplace.el index 3b5a66e2b6..9d776877ca 100644 --- a/lisp/saveplace.el +++ b/lisp/saveplace.el @@ -1,7 +1,6 @@ ;;; saveplace.el --- automatically save place in files -;; Copyright (C) 1993, 1994, 2001, 2002, 2003, 2004, -;; 2005, 2006, 2007, 2008 Free Software Foundation, Inc. +;; Copyright (C) 1993-1994, 2001-2011 Free Software Foundation, Inc. ;; Author: Karl Fogel ;; Maintainer: FSF @@ -10,10 +9,10 @@ ;; This file is part of GNU Emacs. -;; GNU Emacs is free software; you can redistribute it and/or modify +;; GNU Emacs is free software: you can redistribute it and/or modify ;; it under the terms of the GNU General Public License as published by -;; the Free Software Foundation; either version 3, or (at your option) -;; any later version. +;; the Free Software Foundation, either version 3 of the License, or +;; (at your option) any later version. ;; GNU Emacs is distributed in the hope that it will be useful, ;; but WITHOUT ANY WARRANTY; without even the implied warranty of @@ -21,9 +20,7 @@ ;; GNU General Public License for more details. ;; You should have received a copy of the GNU General Public License -;; along with GNU Emacs; see the file COPYING. If not, write to the -;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, -;; Boston, MA 02110-1301, USA. +;; along with GNU Emacs. If not, see . ;;; Commentary: @@ -39,7 +36,7 @@ ;;; Code: ;; this is what I was using during testing: -;; (define-key ctl-x-map "p" 'toggle-save-place) +;; (define-key ctl-x-map "p" 'toggle-save-place-globally) (defgroup save-place nil "Automatically save place in files." @@ -54,7 +51,7 @@ rather than the beginning of the buffer. This alist is saved between Emacs sessions.") (defcustom save-place nil - "*Non-nil means automatically save place in each file. + "Non-nil means automatically save place in each file. This means when you visit a file, point goes to the last place where it was when you previously visited the same file. This variable is automatically buffer-local. @@ -73,12 +70,12 @@ or else use the Custom facility to set this option." (make-variable-buffer-local 'save-place) (defcustom save-place-file (convert-standard-filename "~/.emacs-places") - "*Name of the file that records `save-place-alist' value." + "Name of the file that records `save-place-alist' value." :type 'file :group 'save-place) (defcustom save-place-version-control nil - "*Controls whether to make numbered backups of master save-place file. + "Controls whether to make numbered backups of master save-place file. It can have four values: t, nil, `never', and `nospecial'. The first three have the same meaning that they do for the variable `version-control', and the final value `nospecial' means just use the @@ -92,8 +89,9 @@ value of `version-control'." (defvar save-place-loaded nil "Non-nil means that the `save-place-file' has been loaded.") -(defcustom save-place-limit nil +(defcustom save-place-limit 400 "Maximum number of entries to retain in the list; nil means no limit." + :version "24.1" ; nil -> 400 :type '(choice (integer :tag "Entries" :value 1) (const :tag "No Limit" nil)) :group 'save-place) @@ -207,8 +205,7 @@ may have changed\) back to `save-place-alist'." (defun save-place-alist-to-file () (let ((file (expand-file-name save-place-file)) (coding-system-for-write 'utf-8)) - (save-excursion - (set-buffer (get-buffer-create " *Saved Places*")) + (with-current-buffer (get-buffer-create " *Saved Places*") (delete-region (point-min) (point-max)) (when save-place-forget-unreadable-files (save-place-forget-unreadable-files)) @@ -216,7 +213,9 @@ may have changed\) back to `save-place-alist'." (symbol-name coding-system-for-write))) (let ((print-length nil) (print-level nil)) - (print save-place-alist (current-buffer))) + (pp (sort save-place-alist + (lambda (a b) (string< (car a) (car b)))) + (current-buffer))) (let ((version-control (cond ((null save-place-version-control) nil) @@ -238,10 +237,9 @@ may have changed\) back to `save-place-alist'." ;; make sure that the alist does not get overwritten, and then ;; load it if it exists: (if (file-readable-p file) - (save-excursion - ;; don't want to use find-file because we have been - ;; adding hooks to it. - (set-buffer (get-buffer-create " *Saved Places*")) + ;; don't want to use find-file because we have been + ;; adding hooks to it. + (with-current-buffer (get-buffer-create " *Saved Places*") (delete-region (point-min) (point-max)) (insert-file-contents file) (goto-char (point-min)) @@ -277,8 +275,7 @@ may have changed\) back to `save-place-alist'." ;; put this into a save-excursion in case someone is counting on ;; another function in kill-emacs-hook to act on the last buffer ;; they were in: - (save-excursion - (set-buffer (car buf-list)) + (with-current-buffer (car buf-list) ;; save-place checks buffer-file-name too, but we can avoid ;; overhead of function call by checking here too. (and buffer-file-name (save-place-to-alist)) @@ -289,7 +286,7 @@ may have changed\) back to `save-place-alist'." (let ((cell (assoc buffer-file-name save-place-alist))) (if cell (progn - (or after-find-file-from-revert-buffer + (or revert-buffer-in-progress-p (goto-char (cdr cell))) ;; and make sure it will be saved again for later (setq save-place t))))) @@ -304,11 +301,11 @@ may have changed\) back to `save-place-alist'." (add-hook 'find-file-hook 'save-place-find-file-hook t) -(add-hook 'kill-emacs-hook 'save-place-kill-emacs-hook) +(unless noninteractive + (add-hook 'kill-emacs-hook 'save-place-kill-emacs-hook)) (add-hook 'kill-buffer-hook 'save-place-to-alist) (provide 'saveplace) ; why not... -;;; arch-tag: 3c2ef47b-0a22-4558-b116-118c9ef454a0 ;;; saveplace.el ends here