;;; ediff-vers.el --- version control interface to Ediff
;; Copyright (C) 1995, 1996, 1997, 2001, 2002, 2003, 2004,
-;; 2005, 2006, 2007 Free Software Foundation, Inc.
+;; 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
;; Author: Michael Kifer <kifer@cs.stonybrook.edu>
;; 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 2, 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
;; 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 <http://www.gnu.org/licenses/>.
;;; Commentary:
;; Compiler pacifier
(defvar rcs-default-co-switches)
-(defvar sc-mode)
-(defvar cvs-shell)
-(defvar cvs-program)
-(defvar cvs-cookie-handle)
-(defvar ediff-temp-file-prefix)
(and noninteractive
(eval-when-compile
- (let ((load-path (cons (expand-file-name ".") load-path)))
- (load "pcl-cvs" 'noerror)
- (load "rcs" 'noerror)
- ;; On 8+3 MS-DOS filesystems, generic-x.el is loaded
- ;; instead of (the missing) generic-sc.el. Since the
- ;; version of Emacs which supports MS-DOS doesn't have
- ;; generic-sc, we simply avoid loading it.
- (or (and (fboundp 'msdos-long-file-names)
- (not (msdos-long-file-names)))
- (load "generic-sc" 'noerror))
- ;; (load "vc" 'noerror) ; this sometimes causes compiler error
- (or (featurep 'ediff-init)
- (load "ediff-init.el" nil nil 'nosuffix))
- )))
+ (condition-case nil
+ ;; for compatibility with current stable version of xemacs
+ (progn
+ ;;(require 'pcvs nil 'noerror)
+ ;;(require 'rcs nil 'noerror)
+ (require 'pcvs)
+ (require 'rcs))
+ (error nil))
+ (require 'vc)
+ (require 'ediff-init)
+ ))
;; end pacifier
(defcustom ediff-keep-tmp-versions nil
- "*If t, do not delete temporary previous versions for the files on which
+ "If t, do not delete temporary previous versions for the files on which
comparison or merge operations are being performed."
:type 'boolean
:group 'ediff-vers
)
+(defalias 'ediff-vc-revision-other-window
+ (if (fboundp 'vc-revision-other-window)
+ 'vc-revision-other-window
+ 'vc-version-other-window))
+
+(defalias 'ediff-vc-working-revision
+ (if (fboundp 'vc-working-revision)
+ 'vc-working-revision
+ 'vc-workfile-version))
+
;; VC.el support
+(eval-when-compile
+ (require 'vc-hooks)) ;; for vc-call macro
+
+
(defun ediff-vc-latest-version (file)
"Return the version level of the latest version of FILE in repository."
(if (fboundp 'vc-latest-version)
(vc-latest-version file)
- (or (vc-file-getprop file 'vc-latest-version)
+ (or (vc-file-getprop file 'vc-latest-revision)
(cond ((vc-backend file)
(vc-call state file)
- (vc-file-getprop file 'vc-latest-version))
+ (vc-file-getprop file 'vc-latest-revision))
(t (error "File %s is not under version control" file))))
))
(setq rev1 (ediff-vc-latest-version (buffer-file-name))))
(save-window-excursion
(save-excursion
- (vc-version-other-window rev1)
+ (ediff-vc-revision-other-window rev1)
(setq rev1buf (current-buffer)
file1 (buffer-file-name)))
(save-excursion
(or (string= rev2 "") ; use current buffer
- (vc-version-other-window rev2))
+ (ediff-vc-revision-other-window rev2))
(setq rev2buf (current-buffer)
file2 (buffer-file-name)))
(setq startup-hooks
(fundamental-mode))
(let ((output-buffer (ediff-rcs-get-output-buffer filename buff)))
(delete-windows-on output-buffer)
- (save-excursion
- (set-buffer output-buffer)
+ (with-current-buffer output-buffer
(apply 'call-process "co" nil t nil
;; -q: quiet (no diagnostics)
(append switches rcs-default-co-switches
;; Optional NAME is name to use instead of `*RCS-output*'.
;; This is a modified version from rcs.el v1.1. I use it here to make
;; Ediff immune to changes in rcs.el
- (let* ((default-major-mode 'fundamental-mode) ; no frills!
- (buf (get-buffer-create name)))
- (save-excursion
- (set-buffer buf)
+ (let ((buf (get-buffer-create name)))
+ (with-current-buffer buf
(setq buffer-read-only nil
default-directory (file-name-directory (expand-file-name file)))
(erase-buffer))
(ediff-buffers rev1buf rev2buf startup-hooks 'ediff-revision)
))
-
-;; GENERIC-SC.el support
-
-(defun generic-sc-get-latest-rev ()
- (cond ((eq sc-mode 'CCASE)
- (eval "main/LATEST"))
- (t (eval ""))))
-
-(defun ediff-generic-sc-internal (rev1 rev2 &optional startup-hooks)
-;; Run Ediff on versions of the current buffer.
-;; If REV2 is "" then compare current buffer with REV1.
-;; If the current buffer is named `F', the version is named `F.~REV~'.
-;; If `F.~REV~' already exists, it is used instead of being re-created.
- (let (rev1buf rev2buf)
- (save-excursion
- (if (or (not rev1) (string= rev1 ""))
- (setq rev1 (generic-sc-get-latest-rev)))
- (sc-visit-previous-revision rev1)
- (setq rev1buf (current-buffer)))
- (save-excursion
- (or (string= rev2 "") ; use current buffer
- (sc-visit-previous-revision rev2))
- (setq rev2buf (current-buffer)))
- (ediff-buffers rev1buf rev2buf startup-hooks 'ediff-revision)))
-
-
;;; Merge with Version Control
(defun ediff-vc-merge-internal (rev1 rev2 ancestor-rev
(let (buf1 buf2 ancestor-buf)
(save-window-excursion
(save-excursion
- (vc-version-other-window rev1)
+ (ediff-vc-revision-other-window rev1)
(setq buf1 (current-buffer)))
(save-excursion
(or (string= rev2 "")
- (vc-version-other-window rev2))
+ (ediff-vc-revision-other-window rev2))
(setq buf2 (current-buffer)))
(if ancestor-rev
(save-excursion
(if (string= ancestor-rev "")
- (setq ancestor-rev (vc-workfile-version buffer-file-name)))
- (vc-version-other-window ancestor-rev)
+ (setq ancestor-rev (ediff-vc-working-revision buffer-file-name)))
+ (ediff-vc-revision-other-window ancestor-rev)
(setq ancestor-buf (current-buffer))))
(setq startup-hooks
(cons
(ediff-merge-buffers
buf1 buf2 startup-hooks 'ediff-merge-revisions merge-buffer-file))))
-(defun ediff-generic-sc-merge-internal (rev1 rev2 ancestor-rev
- &optional
- startup-hooks merge-buffer-file)
- ;; If ANCESTOR-REV non-nil, merge with ancestor
- (let (buf1 buf2 ancestor-buf)
- (save-excursion
- (if (string= rev1 "")
- (setq rev1 (generic-sc-get-latest-rev)))
- (sc-visit-previous-revision rev1)
- (setq buf1 (current-buffer)))
- (save-excursion
- (or (string= rev2 "")
- (sc-visit-previous-revision rev2))
- (setq buf2 (current-buffer)))
- (if ancestor-rev
- (save-excursion
- (or (string= ancestor-rev "")
- (sc-visit-previous-revision ancestor-rev))
- (setq ancestor-buf (current-buffer))))
- (if ancestor-rev
- (ediff-merge-buffers-with-ancestor
- buf1 buf2 ancestor-buf
- startup-hooks 'ediff-merge-revisions-with-ancestor merge-buffer-file)
- (ediff-merge-buffers
- buf1 buf2 startup-hooks 'ediff-merge-revisions merge-buffer-file))))
-
-
-;; PCL-CVS.el support
-
-;; MK: Check. This function doesn't seem to be used any more by pcvs or pcl-cvs
-(defun cvs-run-ediff-on-file-descriptor (tin)
-;; This is a replacement for cvs-emerge-mode
-;; Runs after cvs-update.
-;; Ediff-merge appropriate revisions of the selected file.
- (let* ((fileinfo (tin-cookie cvs-cookie-handle tin))
- (type (cvs-fileinfo->type fileinfo))
- (tmp-file
- (cvs-retrieve-revision-to-tmpfile fileinfo))
- (default-directory
- (file-name-as-directory (cvs-fileinfo->dir fileinfo)))
- ancestor-file)
-
- (or (memq type '(MERGED CONFLICT MODIFIED))
- (error
- "Can only merge `Modified', `Merged' or `Conflict' files"))
-
- (cond ((memq type '(MERGED CONFLICT))
- (setq ancestor-file
- (cvs-retrieve-revision-to-tmpfile
- fileinfo
- ;; revision
- (cvs-fileinfo->base-revision fileinfo)))
- (ediff-merge-buffers-with-ancestor
- (find-file-noselect tmp-file)
- (find-file-noselect (cvs-fileinfo->backup-file fileinfo))
- (find-file-noselect ancestor-file)
- nil ; startup-hooks
- 'ediff-merge-revisions-with-ancestor))
- ((eq type 'MODIFIED)
- (ediff-buffers
- (find-file-noselect tmp-file)
- (if (featurep 'xemacs)
- ;; XEmacs doesn't seem to have cvs-fileinfo->full-name
- (find-file-noselect (cvs-fileinfo->full-path fileinfo))
- (find-file-noselect (cvs-fileinfo->full-name fileinfo)))
- nil ; startup-hooks
- 'ediff-revisions)))
- (if (stringp tmp-file) (ediff-delete-version-file tmp-file))
- (if (stringp ancestor-file) (ediff-delete-version-file ancestor-file))))
-
;; delete version file on exit unless ediff-keep-tmp-versions is true
(defun ediff-delete-version-file (file)
(provide 'ediff-vers)
-;;; Local Variables:
-;;; eval: (put 'ediff-defvar-local 'lisp-indent-hook 'defun)
-;;; eval: (put 'ediff-with-current-buffer 'lisp-indent-hook 1)
-;;; eval: (put 'ediff-with-current-buffer 'edebug-form-spec '(form body))
-;;; End:
+;; Local Variables:
+;; eval: (put 'ediff-defvar-local 'lisp-indent-hook 'defun)
+;; eval: (put 'ediff-with-current-buffer 'lisp-indent-hook 1)
+;; eval: (put 'ediff-with-current-buffer 'edebug-form-spec '(form body))
+;; End:
-;;; arch-tag: bbb34f0c-2a90-426a-a77a-c75f479ebbbf
+;; arch-tag: bbb34f0c-2a90-426a-a77a-c75f479ebbbf
;;; ediff-vers.el ends here