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e57a1038 | 1 | ;;; log-view.el --- Major mode for browsing RCS/CVS/SCCS log output |
5b467bf4 | 2 | |
edb33387 | 3 | ;; Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc. |
5b467bf4 SM |
4 | |
5 | ;; Author: Stefan Monnier <monnier@cs.yale.edu> | |
e57a1038 | 6 | ;; Keywords: rcs sccs cvs log version-control |
1fd714a4 | 7 | ;; Revision: $Id: log-view.el,v 1.12 2001/12/16 16:28:59 monnier Exp $ |
5b467bf4 SM |
8 | |
9 | ;; This file is part of GNU Emacs. | |
10 | ||
11 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
12 | ;; it under the terms of the GNU General Public License as published by | |
13 | ;; the Free Software Foundation; either version 2, or (at your option) | |
14 | ;; any later version. | |
15 | ||
16 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | ;; GNU General Public License for more details. | |
20 | ||
21 | ;; You should have received a copy of the GNU General Public License | |
22 | ;; along with GNU Emacs; see the file COPYING. If not, write to the | |
23 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
24 | ;; Boston, MA 02111-1307, USA. | |
25 | ||
26 | ;;; Commentary: | |
27 | ||
28 | ;; Todo: | |
29 | ||
5b467bf4 SM |
30 | ;; - add compatibility with cvs-log.el |
31 | ;; - add ability to modify a log-entry (via cvs-mode-admin ;-) | |
e57a1038 | 32 | ;; - remove references to cvs-* |
5b467bf4 SM |
33 | |
34 | ;;; Code: | |
35 | ||
36 | (eval-when-compile (require 'cl)) | |
5b467bf4 | 37 | (require 'pcvs-util) |
99cb8c8b | 38 | (autoload 'vc-version-diff "vc") |
5b467bf4 SM |
39 | |
40 | (defgroup log-view nil | |
e57a1038 | 41 | "Major mode for browsing log output of RCS/CVS/SCCS." |
5b467bf4 SM |
42 | :group 'pcl-cvs |
43 | :prefix "log-view-") | |
44 | ||
45 | (easy-mmode-defmap log-view-mode-map | |
99cb8c8b SS |
46 | '(("q" . quit-window) |
47 | ("z" . kill-this-buffer) | |
48 | ("m" . set-mark-command) | |
49 | ("d" . log-view-diff) | |
c0313667 | 50 | ("f" . log-view-find-version) |
99cb8c8b | 51 | ("n" . log-view-msg-next) |
cdbb990f SM |
52 | ("p" . log-view-msg-prev) |
53 | ("N" . log-view-file-next) | |
54 | ("P" . log-view-file-prev) | |
e2c2a3e2 KG |
55 | ("\M-n" . log-view-file-next) |
56 | ("\M-p" . log-view-file-prev)) | |
5b467bf4 SM |
57 | "Log-View's keymap." |
58 | :group 'log-view | |
e57a1038 SM |
59 | ;; Here I really need either buffer-local keymap-inheritance |
60 | ;; or a minor-mode-map with lower precedence than the local map. | |
61 | :inherit (if (boundp 'cvs-mode-map) cvs-mode-map)) | |
5b467bf4 SM |
62 | |
63 | (defvar log-view-mode-hook nil | |
64 | "Hook run at the end of `log-view-mode'.") | |
65 | ||
66 | (defface log-view-file-face | |
67 | '((((class color) (background light)) | |
1fd714a4 RS |
68 | (:background "grey70" :weight bold)) |
69 | (t (:weight bold))) | |
5b467bf4 SM |
70 | "Face for the file header line in `log-view-mode'." |
71 | :group 'log-view) | |
72 | (defvar log-view-file-face 'log-view-file-face) | |
73 | ||
74 | (defface log-view-message-face | |
75 | '((((class color) (background light)) | |
76 | (:background "grey85")) | |
1fd714a4 | 77 | (t (:weight bold))) |
5b467bf4 SM |
78 | "Face for the message header line in `log-view-mode'." |
79 | :group 'log-view) | |
80 | (defvar log-view-message-face 'log-view-message-face) | |
81 | ||
82 | (defconst log-view-file-re | |
83 | (concat "^\\(" | |
84 | "Working file: \\(.+\\)" | |
85 | "\\|SCCS/s\\.\\(.+\\):" | |
86 | "\\)\n")) | |
467ee23f | 87 | (defconst log-view-message-re "^\\(revision \\([.0-9]+\\)\\|rev \\([0-9]+\\): .*\\|D \\([.0-9]+\\) .*\\)$") |
5b467bf4 SM |
88 | |
89 | (defconst log-view-font-lock-keywords | |
90 | `((,log-view-file-re | |
e57a1038 SM |
91 | (2 (if (boundp 'cvs-filename-face) cvs-filename-face) nil t) |
92 | (3 (if (boundp 'cvs-filename-face) cvs-filename-face) nil t) | |
93 | (0 log-view-file-face append)) | |
5b467bf4 SM |
94 | (,log-view-message-re . log-view-message-face))) |
95 | (defconst log-view-font-lock-defaults | |
96 | '(log-view-font-lock-keywords t nil nil nil)) | |
97 | ||
edb33387 | 98 | ;;;; |
5b467bf4 | 99 | ;;;; Actual code |
edb33387 | 100 | ;;;; |
5b467bf4 SM |
101 | |
102 | ;;;###autoload | |
cdbb990f | 103 | (define-derived-mode log-view-mode fundamental-mode "Log-View" |
5b467bf4 | 104 | "Major mode for browsing CVS log output." |
99cb8c8b | 105 | (setq buffer-read-only t) |
5b467bf4 SM |
106 | (set (make-local-variable 'font-lock-defaults) log-view-font-lock-defaults) |
107 | (set (make-local-variable 'cvs-minor-wrap-function) 'log-view-minor-wrap)) | |
108 | ||
109 | ;;;; | |
110 | ;;;; Navigation | |
111 | ;;;; | |
112 | ||
cdbb990f SM |
113 | ;; define log-view-{msg,file}-{next,prev} |
114 | (easy-mmode-define-navigation log-view-msg log-view-message-re "log message") | |
115 | (easy-mmode-define-navigation log-view-file log-view-file-re "file") | |
5b467bf4 | 116 | |
3e87f5fc SM |
117 | (defun log-view-goto-rev (rev) |
118 | (goto-char (point-min)) | |
119 | (ignore-errors | |
120 | (while (not (equal rev (log-view-current-tag))) | |
121 | (log-view-msg-next)) | |
122 | t)) | |
123 | ||
5b467bf4 SM |
124 | ;;;; |
125 | ;;;; Linkage to PCL-CVS (mostly copied from cvs-status.el) | |
126 | ;;;; | |
127 | ||
128 | (defconst log-view-dir-re "^cvs[.ex]* [a-z]+: Logging \\(.+\\)$") | |
129 | ||
130 | (defun log-view-current-file () | |
131 | (save-excursion | |
132 | (forward-line 1) | |
133 | (or (re-search-backward log-view-file-re nil t) | |
134 | (re-search-forward log-view-file-re)) | |
135 | (let* ((file (or (match-string 2) (match-string 3))) | |
136 | (cvsdir (and (re-search-backward log-view-dir-re nil t) | |
137 | (match-string 1))) | |
e57a1038 SM |
138 | (pcldir (and (boundp 'cvs-pcl-cvs-dirchange-re) |
139 | (re-search-backward cvs-pcl-cvs-dirchange-re nil t) | |
5b467bf4 SM |
140 | (match-string 1))) |
141 | (dir "")) | |
142 | (let ((default-directory "")) | |
143 | (when pcldir (setq dir (expand-file-name pcldir dir))) | |
99cb8c8b SS |
144 | (when cvsdir (setq dir (expand-file-name cvsdir dir)))) |
145 | (expand-file-name file dir)))) | |
5b467bf4 | 146 | |
99cb8c8b | 147 | (defun log-view-current-tag (&optional where) |
cdbb990f | 148 | (save-excursion |
99cb8c8b | 149 | (when where (goto-char where)) |
cdbb990f SM |
150 | (forward-line 1) |
151 | (let ((pt (point))) | |
152 | (when (re-search-backward log-view-message-re nil t) | |
467ee23f | 153 | (let ((rev (or (match-string 2) (match-string 3) (match-string 4)))) |
cdbb990f SM |
154 | (unless (re-search-forward log-view-file-re pt t) |
155 | rev)))))) | |
5b467bf4 SM |
156 | |
157 | (defun log-view-minor-wrap (buf f) | |
158 | (let ((data (with-current-buffer buf | |
159 | (cons | |
160 | (cons (log-view-current-file) | |
161 | (log-view-current-tag)) | |
3e87f5fc | 162 | (when mark-active |
5b467bf4 SM |
163 | (save-excursion |
164 | (goto-char (mark)) | |
165 | (cons (log-view-current-file) | |
166 | (log-view-current-tag)))))))) | |
167 | (let ((cvs-branch-prefix (cdar data)) | |
168 | (cvs-secondary-branch-prefix (and (cdar data) (cddr data))) | |
169 | (cvs-minor-current-files | |
170 | (cons (caar data) | |
171 | (when (and (cadr data) (not (equal (caar data) (cadr data)))) | |
172 | (list (cadr data))))) | |
173 | ;; FIXME: I need to force because the fileinfos are UNKNOWN | |
174 | (cvs-force-command "/F")) | |
175 | (funcall f)))) | |
176 | ||
c0313667 AS |
177 | (defun log-view-find-version (pos) |
178 | "Visit the version at point." | |
179 | (interactive "d") | |
180 | (save-excursion | |
181 | (goto-char pos) | |
182 | (switch-to-buffer (vc-find-version (log-view-current-file) | |
183 | (log-view-current-tag))))) | |
184 | ||
467ee23f SM |
185 | ;; |
186 | ;; diff | |
187 | ;; | |
99cb8c8b SS |
188 | |
189 | (defun log-view-diff (beg end) | |
190 | "Get the diff for several revisions. | |
191 | If the point is the same as the mark, get the diff for this revision. | |
192 | Otherwise, get the diff between the revisions | |
193 | were the region starts and ends." | |
194 | (interactive "r") | |
195 | (let ((fr (log-view-current-tag beg)) | |
196 | (to (log-view-current-tag end))) | |
197 | (when (string-equal fr to) | |
198 | (save-excursion | |
199 | (goto-char end) | |
200 | (log-view-msg-next) | |
201 | (setq to (log-view-current-tag)))) | |
202 | (vc-version-diff (log-view-current-file) to fr))) | |
203 | ||
5b467bf4 | 204 | (provide 'log-view) |
cdbb990f | 205 | |
5b467bf4 | 206 | ;;; log-view.el ends here |