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eb4daa01 | 1 | ;;; ediff-mult.el --- support for multi-file/multi-buffer processing in Ediff |
b578f267 | 2 | |
17561e4f | 3 | ;; Copyright (C) 1995, 96, 97, 98, 99, 2000, 01, 02, 05 Free Software Foundation, Inc. |
fa2eb9ac | 4 | |
50a07e18 | 5 | ;; Author: Michael Kifer <kifer@cs.stonybrook.edu> |
fa2eb9ac MK |
6 | |
7 | ;; This file is part of GNU Emacs. | |
8 | ||
9 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
10 | ;; it under the terms of the GNU General Public License as published by | |
11 | ;; the Free Software Foundation; either version 2, or (at your option) | |
12 | ;; any later version. | |
13 | ||
14 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
15 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | ;; GNU General Public License for more details. | |
18 | ||
19 | ;; You should have received a copy of the GNU General Public License | |
b578f267 EN |
20 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
21 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
22 | ;; Boston, MA 02111-1307, USA. | |
23 | ||
24 | ;;; Commentary: | |
fa2eb9ac | 25 | |
bbe6126c MK |
26 | ;; Users are encouraged to add functionality to this file. |
27 | ;; The present file contains all the infrastructure needed for that. | |
fa2eb9ac | 28 | ;; |
cd653311 | 29 | ;; Generally, to implement a new multisession capability within Ediff, |
6c83d99f | 30 | ;; you need to tell it |
fa2eb9ac MK |
31 | ;; |
32 | ;; 1. How to display the session group buffer. | |
33 | ;; This function must indicate which Ediff sessions are active (+) and | |
34 | ;; which are finished (-). | |
35 | ;; See ediff-redraw-directory-group-buffer for an example. | |
36 | ;; In all likelihood, ediff-redraw-directory-group-buffer can be used | |
37 | ;; directly or after a small modification. | |
38 | ;; 2. What action to take when the user clicks button 2 or types v,e, or | |
bbe6126c | 39 | ;; RET. See ediff-filegroup-action. |
fa2eb9ac MK |
40 | ;; 3. Provide a list of pairs or triples of file names (or buffers, |
41 | ;; depending on the particular Ediff operation you want to invoke) | |
42 | ;; in the following format: | |
743a79af | 43 | ;; (HEADER (nil nil (obj1 nil) (obj2 nil) (obj3 nil)) |
c3912d54 MK |
44 | ;; (...) ...) |
45 | ;; The function ediff-make-new-meta-list-element can be used to create | |
743a79af MK |
46 | ;; 2nd and subsequent elements of that list (i.e., after the |
47 | ;; description header). See ediff-make-new-meta-list-element for the | |
48 | ;; explanation of the two nil placeholders in such elements. | |
49 | ;; | |
50 | ;; There is API for extracting the components of the members of the | |
51 | ;; above list. Search for `API for ediff-meta-list' for details. | |
52 | ;; | |
53 | ;; HEADER must be a list of SIX elements (nil or string): | |
54 | ;; (regexp metaobj1 metaobj2 metaobj3 merge-save-buffer | |
55 | ;; comparison-function) | |
6c83d99f JB |
56 | ;; The function ediff-redraw-registry-buffer displays the |
57 | ;; 1st - 4th of these in the registry buffer. | |
743a79af MK |
58 | ;; For some jobs some of the members of the header might be nil. |
59 | ;; The meaning of metaobj1, metaobj2, and metaobj3 depend on the job. | |
60 | ;; Typically these are directories where the files to be compared are | |
61 | ;; found. | |
fa2eb9ac | 62 | ;; Also, keep in mind that the function ediff-prepare-meta-buffer |
c3912d54 MK |
63 | ;; (which see) prepends the session group buffer to the descriptor, so |
64 | ;; the descriptor becomes 7-long. | |
fa2eb9ac MK |
65 | ;; Ediff expects that your function (in 2 above) will arrange to |
66 | ;; replace this prepended nil (via setcar) with the actual ediff | |
67 | ;; control buffer associated with an appropriate Ediff session. | |
68 | ;; This is arranged through internal startup hooks that can be passed | |
69 | ;; to any of Ediff major entries (such as ediff-files, epatch, etc.). | |
bbe6126c MK |
70 | ;; See how this is done in ediff-filegroup-action. |
71 | ;; | |
743a79af MK |
72 | ;; Session descriptions are of the form |
73 | ;; (nil nil (obj1 . nil) (obj2 . nil) (obj3 . nil)) | |
74 | ;; which describe the objects relevant to the session. | |
75 | ;; Use ediff-make-new-meta-list-element to create these things. | |
76 | ;; Usually obj1/2/3 are names of files, but they may also be other | |
77 | ;; things for some jobs. For instance, obj3 is nil for jobs that | |
78 | ;; involve only two files. For patch jobs, obj2 and obj3 are markers | |
79 | ;; that specify the patch corresponding to the file | |
80 | ;; (whose name is obj1). | |
81 | ;; The nil's are placeholders, which are used internally by ediff. | |
fa2eb9ac | 82 | ;; 4. Write a function that makes a call to ediff-prepare-meta-buffer |
6c83d99f | 83 | ;; passing all this info. |
fa2eb9ac MK |
84 | ;; You may be able to use ediff-directories-internal as a template. |
85 | ;; 5. If you intend to add several related pieces of functionality, | |
86 | ;; you may want to keep the function in 4 as an internal version | |
87 | ;; and then write several top-level interactive functions that call it | |
88 | ;; with different parameters. | |
89 | ;; See how ediff-directories, ediff-merge-directories, and | |
90 | ;; ediff-merge-directories-with-ancestor all use | |
6c83d99f | 91 | ;; ediff-directories-internal. |
fa2eb9ac | 92 | ;; |
bbe6126c | 93 | ;; A useful addition here could be session groups selected by patterns |
3af0304a | 94 | ;; (which are different in each directory). For instance, one may want to |
fa2eb9ac | 95 | ;; compare files of the form abc{something}.c to files old{something}.d |
3af0304a | 96 | ;; which may be in the same or different directories. Or, one may want to |
fa2eb9ac MK |
97 | ;; compare all files of the form {something} to files of the form {something}~. |
98 | ;; | |
6c83d99f | 99 | ;; Implementing this requires writing a collating function, which should pair |
3af0304a MK |
100 | ;; up appropriate files. It will also require a generalization of the |
101 | ;; functions that do the layout of the meta- and differences buffers and of | |
bbe6126c | 102 | ;; ediff-filegroup-action. |
b578f267 EN |
103 | |
104 | ;;; Code: | |
fa2eb9ac | 105 | |
ddc90f39 MK |
106 | (provide 'ediff-mult) |
107 | ||
108 | (defgroup ediff-mult nil | |
985d0dad | 109 | "Multi-file and multi-buffer processing in Ediff" |
ddc90f39 MK |
110 | :prefix "ediff-" |
111 | :group 'ediff) | |
112 | ||
113 | ||
114 | ;; compiler pacifier | |
115 | (eval-when-compile | |
116 | (let ((load-path (cons (expand-file-name ".") load-path))) | |
117 | (or (featurep 'ediff-init) | |
118 | (load "ediff-init.el" nil nil 'nosuffix)) | |
119 | (or (featurep 'ediff-util) | |
120 | (load "ediff-util.el" nil nil 'nosuffix)) | |
121 | )) | |
122 | ;; end pacifier | |
123 | ||
fa2eb9ac | 124 | (require 'ediff-init) |
ddc90f39 | 125 | (require 'ediff-util) |
fa2eb9ac MK |
126 | |
127 | ;; meta-buffer | |
128 | (ediff-defvar-local ediff-meta-buffer nil "") | |
129 | (ediff-defvar-local ediff-parent-meta-buffer nil "") | |
130 | ;; the registry buffer | |
131 | (defvar ediff-registry-buffer nil) | |
132 | ||
133 | (defconst ediff-meta-buffer-message "This is an Ediff Session Group Panel: %s | |
134 | ||
135 | Useful commands: | |
328b4b70 MK |
136 | button2, v, or RET over session record: start that Ediff session |
137 | M:\tin sessions invoked from here, brings back this group panel | |
138 | R:\tdisplay the registry of active Ediff sessions | |
139 | h:\tmark session for hiding (toggle) | |
140 | x:\thide marked sessions; with prefix arg: unhide | |
141 | m:\tmark session for a non-hiding operation (toggle) | |
3ec8facd | 142 | uh/um:\tunmark all sessions marked for hiding/operation |
328b4b70 MK |
143 | n,SPC:\tnext session |
144 | p,DEL:\tprevious session | |
145 | E:\tbrowse Ediff on-line manual | |
146 | T:\ttoggle truncation of long file names | |
147 | q:\tquit this session group | |
fa2eb9ac MK |
148 | ") |
149 | ||
150 | (ediff-defvar-local ediff-meta-buffer-map nil | |
151 | "The keymap for the meta buffer.") | |
152 | (defvar ediff-dir-diffs-buffer-map (make-sparse-keymap) | |
153 | "The keymap to be installed in the buffer showing differences between | |
154 | directories.") | |
155 | ||
156 | ;; Variable specifying the action to take when the use invokes ediff in the | |
3af0304a | 157 | ;; meta buffer. This is usually ediff-registry-action or ediff-filegroup-action |
fa2eb9ac MK |
158 | (ediff-defvar-local ediff-meta-action-function nil "") |
159 | ;; Tells ediff-update-meta-buffer how to redraw it | |
160 | (ediff-defvar-local ediff-meta-redraw-function nil "") | |
bbe6126c MK |
161 | ;; Tells ediff-filegroup-action and similar procedures how to invoke Ediff for |
162 | ;; the sessions in a given session group | |
fa2eb9ac MK |
163 | (ediff-defvar-local ediff-session-action-function nil "") |
164 | ||
165 | (ediff-defvar-local ediff-metajob-name nil "") | |
166 | ||
167 | ;; buffer used to collect custom diffs from individual sessions in the group | |
168 | (ediff-defvar-local ediff-meta-diff-buffer nil "") | |
169 | ||
17561e4f MK |
170 | ;; t means recurse into subdirs when deciding which files have same contents |
171 | (ediff-defvar-local ediff-recurse-to-subdirectories nil "") | |
172 | ||
6e31f65f | 173 | ;; history var to use for filtering groups of files |
fa2eb9ac MK |
174 | (defvar ediff-filtering-regexp-history nil "") |
175 | ||
6e31f65f MK |
176 | (defcustom ediff-default-filtering-regexp nil |
177 | "The default regular expression used as a filename filter in multifile comparisons. | |
178 | Should be a sexp. For instance (car ediff-filtering-regexp-history) or nil." | |
179 | :type 'sexp | |
180 | :group 'ediff-mult) | |
181 | ||
bd698e98 MK |
182 | ;; This has the form ((meta-buf regexp dir1 dir2 dir3 merge-auto-store-dir) |
183 | ;; (ctl-buf session-status (file1 . eq-status) (file2 . eq-status) (file3 | |
184 | ;; . eq-status)) (ctl-buf session-status (file1 . eq-status) (file2 | |
185 | ;; . eq-status)) ...) | |
3af0304a MK |
186 | ;; If ctl-buf is nil, the file-pair hasn't processed yet. If it is |
187 | ;; killed-buffer object, the file pair has been processed. If it is a live | |
bd698e98 MK |
188 | ;; buffer, this means ediff is still working on the pair. |
189 | ;; Eq-status of a file is t if the file equals some other file in the same | |
190 | ;; group. | |
fa2eb9ac MK |
191 | (ediff-defvar-local ediff-meta-list nil "") |
192 | ||
328b4b70 MK |
193 | (ediff-defvar-local ediff-meta-session-number nil "") |
194 | ||
fa2eb9ac MK |
195 | |
196 | ;; the difference list between directories in a directory session group | |
197 | (ediff-defvar-local ediff-dir-difference-list nil "") | |
198 | (ediff-defvar-local ediff-dir-diffs-buffer nil "") | |
199 | ||
3af0304a | 200 | ;; The registry of Ediff sessions. A list of control buffers. |
fa2eb9ac MK |
201 | (defvar ediff-session-registry nil) |
202 | ||
328b4b70 MK |
203 | (defcustom ediff-meta-truncate-filenames t |
204 | "*If non-nil, truncate long file names in the session group buffers. | |
205 | This can be toggled with `ediff-toggle-filename-truncation'." | |
831dc66d | 206 | :type 'boolean |
328b4b70 | 207 | :group 'ediff-mult) |
ddc90f39 MK |
208 | (defcustom ediff-registry-setup-hook nil |
209 | "*Hooks run just after the registry control panel is set up." | |
210 | :type 'hook | |
211 | :group 'ediff-mult) | |
657f9cb8 MK |
212 | |
213 | (defcustom ediff-before-session-group-setup-hooks nil | |
214 | "*Hooks to run before Ediff arranges the window for group-level operations. | |
215 | It is used by commands such as ediff-directories. | |
216 | This hook can be used to save the previous window config, which can be restored | |
217 | on ediff-quit, ediff-suspend, or ediff-quit-session-group-hook." | |
218 | :type 'hook | |
6c83d99f | 219 | :group 'ediff-hook) |
657f9cb8 | 220 | (defcustom ediff-after-session-group-setup-hook nil |
fa2eb9ac | 221 | "*Hooks run just after a meta-buffer controlling a session group, such as |
ddc90f39 MK |
222 | ediff-directories, is run." |
223 | :type 'hook | |
224 | :group 'ediff-mult) | |
225 | (defcustom ediff-quit-session-group-hook nil | |
226 | "*Hooks run just before exiting a session group." | |
227 | :type 'hook | |
228 | :group 'ediff-mult) | |
229 | (defcustom ediff-show-registry-hook nil | |
230 | "*Hooks run just after the registry buffer is shown." | |
231 | :type 'hook | |
232 | :group 'ediff-mult) | |
3af0304a | 233 | (defcustom ediff-show-session-group-hook '(delete-other-windows) |
ddc90f39 MK |
234 | "*Hooks run just after a session group buffer is shown." |
235 | :type 'hook | |
236 | :group 'ediff-mult) | |
237 | (defcustom ediff-meta-buffer-keymap-setup-hook nil | |
bf5d92c5 MK |
238 | "*Hooks run just after setting up the ediff-meta-buffer-map. |
239 | This keymap controls key bindings in the meta buffer and is a local variable. | |
240 | This means that you can set different bindings for different kinds of meta | |
ddc90f39 MK |
241 | buffers." |
242 | :type 'hook | |
243 | :group 'ediff-mult) | |
fa2eb9ac | 244 | |
3af0304a | 245 | ;; Buffer holding the multi-file patch. Local to the meta buffer |
bbe6126c MK |
246 | (ediff-defvar-local ediff-meta-patchbufer nil "") |
247 | ||
248 | ;;; API for ediff-meta-list | |
fa2eb9ac | 249 | |
c3912d54 MK |
250 | ;; A meta-list is either ediff-meta-list, which contains a header and the list |
251 | ;; of ediff sessions or ediff-dir-difference-list, which is a header followed | |
252 | ;; by the list of differences among the directories (i.e., files that are not | |
253 | ;; in all directories). The header is the same in all meta lists, but the rest | |
254 | ;; is different. | |
cd653311 MK |
255 | ;; Structure of the meta-list: |
256 | ;; (HEADER SESSION1 SESSION2 ...) | |
c3912d54 | 257 | ;; HEADER: (GROUP-BUF REGEXP OBJA OBJB OBJC SAVE-DIR COMPARISON-FUNC) |
cd653311 MK |
258 | ;; OBJA - first directory |
259 | ;; OBJB - second directory | |
260 | ;; OBJC - third directory | |
261 | ;; SESSION1/2/... are described below | |
bbe6126c | 262 | ;; group buffer/regexp |
bd698e98 | 263 | (defsubst ediff-get-group-buffer (meta-list) |
fa2eb9ac | 264 | (nth 0 (car meta-list))) |
92c51e07 | 265 | |
bd698e98 | 266 | (defsubst ediff-get-group-regexp (meta-list) |
fa2eb9ac | 267 | (nth 1 (car meta-list))) |
bbe6126c | 268 | ;; group objects |
bd698e98 | 269 | (defsubst ediff-get-group-objA (meta-list) |
fa2eb9ac | 270 | (nth 2 (car meta-list))) |
bd698e98 | 271 | (defsubst ediff-get-group-objB (meta-list) |
fa2eb9ac | 272 | (nth 3 (car meta-list))) |
bd698e98 | 273 | (defsubst ediff-get-group-objC (meta-list) |
fa2eb9ac | 274 | (nth 4 (car meta-list))) |
bd698e98 | 275 | (defsubst ediff-get-group-merge-autostore-dir (meta-list) |
92c51e07 | 276 | (nth 5 (car meta-list))) |
c3912d54 MK |
277 | (defsubst ediff-get-group-comparison-func (meta-list) |
278 | (nth 6 (car meta-list))) | |
92c51e07 | 279 | |
cd653311 MK |
280 | ;; ELT is a session meta descriptor (what is being preserved as |
281 | ;; 'ediff-meta-info) | |
282 | ;; The structure is: (SESSION-CTL-BUFFER STATUS OBJA OBJB OBJC) | |
c3912d54 MK |
283 | ;; STATUS is ?I (hidden or invalid), ?* (marked for operation), ?H (hidden) |
284 | ;; nil (nothing) | |
cd653311 MK |
285 | ;; OBJA/B/C is (FILENAME EQSTATUS) |
286 | ;; EQSTATUS is ?= or nil (?= means that this file is equal to some other | |
287 | ;; file in this session) | |
bbe6126c | 288 | ;; session buffer |
bd698e98 | 289 | (defsubst ediff-get-session-buffer (elt) |
fa2eb9ac | 290 | (nth 0 elt)) |
bd698e98 | 291 | (defsubst ediff-get-session-status (elt) |
fa2eb9ac | 292 | (nth 1 elt)) |
bd698e98 | 293 | (defsubst ediff-set-session-status (session-info new-status) |
bbe6126c MK |
294 | (setcar (cdr session-info) new-status)) |
295 | ;; session objects | |
bd698e98 | 296 | (defsubst ediff-get-session-objA (elt) |
fa2eb9ac | 297 | (nth 2 elt)) |
bd698e98 | 298 | (defsubst ediff-get-session-objB (elt) |
fa2eb9ac | 299 | (nth 3 elt)) |
bd698e98 | 300 | (defsubst ediff-get-session-objC (elt) |
fa2eb9ac | 301 | (nth 4 elt)) |
743a79af MK |
302 | ;; Take the "name" component of the object into acount. ObjA/C/B is of the form |
303 | ;; (name . equality-indicator) | |
bd698e98 | 304 | (defsubst ediff-get-session-objA-name (elt) |
bbe6126c | 305 | (car (nth 2 elt))) |
bd698e98 | 306 | (defsubst ediff-get-session-objB-name (elt) |
bbe6126c | 307 | (car (nth 3 elt))) |
bd698e98 | 308 | (defsubst ediff-get-session-objC-name (elt) |
bbe6126c MK |
309 | (car (nth 4 elt))) |
310 | ;; equality indicators | |
311 | (defsubst ediff-get-file-eqstatus (elt) | |
312 | (nth 1 elt)) | |
313 | (defsubst ediff-set-file-eqstatus (elt value) | |
314 | (setcar (cdr elt) value)) | |
fa2eb9ac | 315 | |
c3912d54 MK |
316 | ;; Create a new element for the meta list out of obj1/2/3, which usually are |
317 | ;; files | |
318 | ;; | |
743a79af MK |
319 | ;; The first nil in such an element is later replaced with the session buffer. |
320 | ;; The second nil is reserved for session status. | |
c3912d54 MK |
321 | ;; |
322 | ;; Also, session objects A/B/C are turned into lists of the form (obj nil). | |
743a79af | 323 | ;; This nil is a placeholder for eq-indicator. It is either nil or =. |
c3912d54 MK |
324 | ;; If it is discovered that this file is = to some other |
325 | ;; file in the same session, eq-indicator is changed to `='. | |
326 | ;; Curently, the eq-indicator is used only for 2 and 3-file jobs. | |
327 | (defun ediff-make-new-meta-list-element (obj1 obj2 obj3) | |
328 | (list nil nil (list obj1 nil) (list obj2 nil) (list obj3 nil))) | |
329 | ||
743a79af MK |
330 | ;; Constructs a meta list header. |
331 | ;; OBJA, OBJB, OBJC are usually directories involved, but can be different for | |
332 | ;; different jobs. For instance, multifile patch has only OBJA, which is the | |
333 | ;; patch buffer. | |
6c83d99f | 334 | (defun ediff-make-new-meta-list-header (regexp |
743a79af MK |
335 | objA objB objC |
336 | merge-auto-store-dir | |
337 | comparison-func) | |
338 | (list regexp objA objB objC merge-auto-store-dir comparison-func)) | |
339 | ||
328b4b70 MK |
340 | ;; The activity marker is either or + (active session, i.e., ediff is currently |
341 | ;; run in it), or - (finished session, i.e., we've ran ediff in it and then | |
3af0304a | 342 | ;; exited). Return nil, if session is neither active nor finished |
328b4b70 MK |
343 | (defun ediff-get-session-activity-marker (session) |
344 | (let ((session-buf (ediff-get-session-buffer session))) | |
345 | (cond ((null session-buf) nil) ; virgin session | |
346 | ((ediff-buffer-live-p session-buf) ?+) ;active session | |
347 | (t ?-)))) | |
348 | ||
bd698e98 MK |
349 | ;; checks if the session is a meta session |
350 | (defun ediff-meta-session-p (session-info) | |
351 | (and (stringp (ediff-get-session-objA-name session-info)) | |
6c83d99f | 352 | (file-directory-p (ediff-get-session-objA-name session-info)) |
bd698e98 MK |
353 | (stringp (ediff-get-session-objB-name session-info)) |
354 | (file-directory-p (ediff-get-session-objB-name session-info)) | |
355 | (if (stringp (ediff-get-session-objC-name session-info)) | |
356 | (file-directory-p (ediff-get-session-objC-name session-info)) t))) | |
357 | ||
fa2eb9ac MK |
358 | ;; set up the keymap in the meta buffer |
359 | (defun ediff-setup-meta-map() | |
360 | (setq ediff-meta-buffer-map (make-sparse-keymap)) | |
361 | (suppress-keymap ediff-meta-buffer-map) | |
362 | (define-key ediff-meta-buffer-map "q" 'ediff-quit-meta-buffer) | |
328b4b70 | 363 | (define-key ediff-meta-buffer-map "T" 'ediff-toggle-filename-truncation) |
fa2eb9ac MK |
364 | (define-key ediff-meta-buffer-map "R" 'ediff-show-registry) |
365 | (define-key ediff-meta-buffer-map "E" 'ediff-documentation) | |
366 | (define-key ediff-meta-buffer-map "v" ediff-meta-action-function) | |
367 | (define-key ediff-meta-buffer-map "\C-m" ediff-meta-action-function) | |
368 | (define-key ediff-meta-buffer-map " " 'ediff-next-meta-item) | |
328b4b70 | 369 | (define-key ediff-meta-buffer-map "n" 'ediff-next-meta-item) |
fa2eb9ac | 370 | (define-key ediff-meta-buffer-map "\C-?" 'ediff-previous-meta-item) |
328b4b70 | 371 | (define-key ediff-meta-buffer-map "p" 'ediff-previous-meta-item) |
fa2eb9ac MK |
372 | (define-key ediff-meta-buffer-map [delete] 'ediff-previous-meta-item) |
373 | (define-key ediff-meta-buffer-map [backspace] 'ediff-previous-meta-item) | |
bbe6126c | 374 | (or (ediff-one-filegroup-metajob) |
3ec8facd KH |
375 | (progn |
376 | (define-key ediff-meta-buffer-map "=" nil) | |
377 | (define-key ediff-meta-buffer-map "==" 'ediff-meta-mark-equal-files) | |
378 | (define-key ediff-meta-buffer-map "=m" 'ediff-meta-mark-equal-files) | |
379 | (define-key ediff-meta-buffer-map "=h" 'ediff-meta-mark-equal-files))) | |
fa2eb9ac MK |
380 | (if ediff-no-emacs-help-in-control-buffer |
381 | (define-key ediff-meta-buffer-map "\C-h" 'ediff-previous-meta-item)) | |
382 | (if ediff-emacs-p | |
383 | (define-key ediff-meta-buffer-map [mouse-2] ediff-meta-action-function) | |
384 | (define-key ediff-meta-buffer-map [button2] ediff-meta-action-function)) | |
385 | ||
bf5d92c5 MK |
386 | (use-local-map ediff-meta-buffer-map) |
387 | ;; modify ediff-meta-buffer-map here | |
388 | (run-hooks 'ediff-meta-buffer-keymap-setup-hook)) | |
fa2eb9ac | 389 | |
c3912d54 | 390 | |
fa2eb9ac MK |
391 | (defun ediff-meta-mode () |
392 | "This mode controls all operations on Ediff session groups. | |
393 | It is entered through one of the following commands: | |
394 | `ediff-directories' | |
395 | `edirs' | |
396 | `ediff-directories3' | |
397 | `edirs3' | |
398 | `ediff-merge-directories' | |
399 | `edirs-merge' | |
400 | `ediff-merge-directories-with-ancestor' | |
401 | `edirs-merge-with-ancestor' | |
402 | `ediff-directory-revisions' | |
403 | `edir-revisions' | |
404 | `ediff-merge-directory-revisions' | |
405 | `edir-merge-revisions' | |
406 | `ediff-merge-directory-revisions-with-ancestor' | |
407 | `edir-merge-revisions-with-ancestor' | |
408 | ||
409 | Commands: | |
410 | \\{ediff-meta-buffer-map}" | |
411 | (kill-all-local-variables) | |
412 | (setq major-mode 'ediff-meta-mode) | |
6f73217e LK |
413 | (setq mode-name "MetaEdiff") |
414 | (run-mode-hooks 'ediff-meta-mode-hook)) | |
fa2eb9ac MK |
415 | |
416 | ||
417 | ;; the keymap for the buffer showing directory differences | |
418 | (suppress-keymap ediff-dir-diffs-buffer-map) | |
419 | (define-key ediff-dir-diffs-buffer-map "q" 'ediff-bury-dir-diffs-buffer) | |
420 | (define-key ediff-dir-diffs-buffer-map " " 'next-line) | |
328b4b70 | 421 | (define-key ediff-dir-diffs-buffer-map "n" 'next-line) |
fa2eb9ac | 422 | (define-key ediff-dir-diffs-buffer-map "\C-?" 'previous-line) |
328b4b70 | 423 | (define-key ediff-dir-diffs-buffer-map "p" 'previous-line) |
c3912d54 MK |
424 | (define-key ediff-dir-diffs-buffer-map "C" 'ediff-dir-diff-copy-file) |
425 | (if ediff-emacs-p | |
426 | (define-key ediff-dir-diffs-buffer-map [mouse-2] 'ediff-dir-diff-copy-file) | |
427 | (define-key ediff-dir-diffs-buffer-map [button2] 'ediff-dir-diff-copy-file)) | |
fa2eb9ac MK |
428 | (define-key ediff-dir-diffs-buffer-map [delete] 'previous-line) |
429 | (define-key ediff-dir-diffs-buffer-map [backspace] 'previous-line) | |
430 | ||
431 | (defun ediff-next-meta-item (count) | |
432 | "Move to the next item in Ediff registry or session group buffer. | |
3af0304a | 433 | Moves in circular fashion. With numeric prefix arg, skip this many items." |
fa2eb9ac MK |
434 | (interactive "p") |
435 | (or count (setq count 1)) | |
328b4b70 MK |
436 | (let (overl) |
437 | (while (< 0 count) | |
438 | (setq count (1- count)) | |
439 | (ediff-next-meta-item1) | |
440 | (setq overl (ediff-get-meta-overlay-at-pos (point))) | |
441 | ;; skip invisible ones | |
442 | (while (and overl (ediff-overlay-get overl 'invisible)) | |
443 | (ediff-next-meta-item1) | |
444 | (setq overl (ediff-get-meta-overlay-at-pos (point))))))) | |
fa2eb9ac MK |
445 | |
446 | ;; Move to the next meta item | |
447 | (defun ediff-next-meta-item1 () | |
448 | (let (pos) | |
449 | (setq pos (ediff-next-meta-overlay-start (point))) | |
fa2eb9ac MK |
450 | (if pos (goto-char pos)) |
451 | (if (eq ediff-metajob-name 'ediff-registry) | |
bbe6126c MK |
452 | (if (and (ediff-get-meta-info (current-buffer) pos 'noerror) |
453 | (search-forward "*Ediff" nil t)) | |
fa2eb9ac MK |
454 | (skip-chars-backward "a-zA-Z*")) |
455 | (if (> (skip-chars-forward "-+?H* \t0-9") 0) | |
456 | (backward-char 1))))) | |
457 | ||
458 | ||
459 | (defun ediff-previous-meta-item (count) | |
460 | "Move to the previous item in Ediff registry or session group buffer. | |
3af0304a | 461 | Moves in circular fashion. With numeric prefix arg, skip this many items." |
fa2eb9ac MK |
462 | (interactive "p") |
463 | (or count (setq count 1)) | |
328b4b70 MK |
464 | (let (overl) |
465 | (while (< 0 count) | |
466 | (setq count (1- count)) | |
467 | (ediff-previous-meta-item1) | |
468 | (setq overl (ediff-get-meta-overlay-at-pos (point))) | |
469 | ;; skip invisible ones | |
470 | (while (and overl (ediff-overlay-get overl 'invisible)) | |
471 | (ediff-previous-meta-item1) | |
472 | (setq overl (ediff-get-meta-overlay-at-pos (point))))))) | |
fa2eb9ac MK |
473 | |
474 | (defun ediff-previous-meta-item1 () | |
475 | (let (pos) | |
476 | (setq pos (ediff-previous-meta-overlay-start (point))) | |
477 | ;;; ;; skip deleted | |
478 | ;;; (while (ediff-get-session-status | |
479 | ;;; (ediff-get-meta-info (current-buffer) pos 'noerror)) | |
480 | ;;; (setq pos (ediff-previous-meta-overlay-start pos))) | |
6c83d99f | 481 | |
fa2eb9ac MK |
482 | (if pos (goto-char pos)) |
483 | (if (eq ediff-metajob-name 'ediff-registry) | |
bbe6126c MK |
484 | (if (and (ediff-get-meta-info (current-buffer) pos 'noerror) |
485 | (search-forward "*Ediff" nil t)) | |
fa2eb9ac MK |
486 | (skip-chars-backward "a-zA-Z*")) |
487 | (if (> (skip-chars-forward "-+?H* \t0-9") 0) | |
bbe6126c MK |
488 | (backward-char 1))) |
489 | )) | |
fa2eb9ac | 490 | |
92c51e07 MK |
491 | (defsubst ediff-add-slash-if-directory (dir file) |
492 | (if (file-directory-p (concat dir file)) | |
493 | (file-name-as-directory file) | |
494 | file)) | |
fa2eb9ac | 495 | |
328b4b70 MK |
496 | (defun ediff-toggle-filename-truncation () |
497 | "Toggle truncation of long file names in session group buffers. | |
498 | Set `ediff-meta-truncate-filenames' variable if you want to change the default | |
499 | behavior." | |
500 | (interactive) | |
501 | (setq ediff-meta-truncate-filenames (not ediff-meta-truncate-filenames)) | |
502 | (ediff-update-meta-buffer (current-buffer) 'must-redraw)) | |
503 | ||
fa2eb9ac | 504 | |
c3912d54 MK |
505 | ;; These are used to encode membership of files in directory1/2/3 |
506 | ;; Membership code of a file is a product of codes for the directories where | |
507 | ;; this file is in | |
508 | (defvar ediff-membership-code1 2) | |
509 | (defvar ediff-membership-code2 3) | |
510 | (defvar ediff-membership-code3 5) | |
511 | (defvar ediff-product-of-memcodes (* ediff-membership-code1 | |
512 | ediff-membership-code2 | |
513 | ediff-membership-code3)) | |
514 | ||
3af0304a | 515 | ;; DIR1, DIR2, DIR3 are directories. DIR3 can be nil. |
92c51e07 MK |
516 | ;; OUTPUT-DIR is a directory for auto-storing the results of merge jobs. |
517 | ;; Can be nil. | |
6dfd1bcc MK |
518 | ;; REGEXP is nil or a filter regexp; only file names that match the regexp |
519 | ;; are considered. | |
fa2eb9ac | 520 | ;; If a file is a directory in dir1 but not dir2 (or vice versa), it is not |
3af0304a | 521 | ;; included in the intersection. However, a regular file that is a dir in dir3 |
fa2eb9ac | 522 | ;; is included, since dir3 files are supposed to be ancestors for merging. |
3af0304a | 523 | ;; If COMPARISON-FUNC is given, use it. Otherwise, use string= |
743a79af MK |
524 | ;; |
525 | ;; Returns a list of the form: | |
526 | ;; (COMMON-PART DIFF-LIST) | |
527 | ;; COMMON-PART is car and DIFF-LIST is cdr. | |
528 | ;; | |
529 | ;; COMMON-PART is of the form: | |
530 | ;; (META-HEADER (f1 f2 f3) (f1 f2 f3) ...) | |
531 | ;; f3 can be nil if intersecting only 2 directories. | |
532 | ;; Each triple (f1 f2 f3) represents the files to be compared in the | |
533 | ;; corresponding ediff subsession. | |
534 | ;; | |
c3912d54 MK |
535 | ;; DIFF-LIST is of the form: |
536 | ;; (META-HEADER (file . num) (file . num)...) | |
fa2eb9ac MK |
537 | ;; where num encodes the set of dirs where the file is found: |
538 | ;; 2 - only dir1; 3 - only dir2; 5 - only dir3; 6 - dir1&2; 10 - dir1&3; etc. | |
743a79af MK |
539 | ;; META-HEADER: |
540 | ;; Contains the meta info about this ediff operation | |
c3912d54 MK |
541 | ;; (regexp dir1 dir2 dir3 merge-auto-store-dir comparison-func) |
542 | ;; Later the meta-buffer is prepended to this list. | |
743a79af MK |
543 | ;; |
544 | ;; Some operations might use a different meta header. For instance, | |
545 | ;; ediff-multifile-patch doesn't have dir2 and dir3, and regexp, | |
546 | ;; comparison-func don't apply. | |
547 | ;; | |
4ae69eac | 548 | (defun ediff-intersect-directories (jobname |
c3912d54 | 549 | regexp dir1 dir2 |
92c51e07 MK |
550 | &optional |
551 | dir3 merge-autostore-dir comparison-func) | |
fa2eb9ac | 552 | (setq comparison-func (or comparison-func 'string=)) |
c3912d54 | 553 | (let (lis1 lis2 lis3 common auxdir1 auxdir2 auxdir3 common-part difflist) |
fa2eb9ac MK |
554 | |
555 | (setq auxdir1 (file-name-as-directory dir1) | |
556 | lis1 (directory-files auxdir1 nil regexp) | |
92c51e07 MK |
557 | lis1 (delete "." lis1) |
558 | lis1 (delete ".." lis1) | |
6c83d99f | 559 | lis1 (mapcar |
3af0304a MK |
560 | (lambda (elt) |
561 | (ediff-add-slash-if-directory auxdir1 elt)) | |
92c51e07 | 562 | lis1) |
fa2eb9ac | 563 | auxdir2 (file-name-as-directory dir2) |
899a431b MK |
564 | lis2 (directory-files auxdir2 nil regexp) |
565 | lis2 (delete "." lis2) | |
566 | lis2 (delete ".." lis2) | |
6c83d99f | 567 | lis2 (mapcar |
3af0304a MK |
568 | (lambda (elt) |
569 | (ediff-add-slash-if-directory auxdir2 elt)) | |
899a431b | 570 | lis2)) |
fa2eb9ac MK |
571 | |
572 | (if (stringp dir3) | |
573 | (setq auxdir3 (file-name-as-directory dir3) | |
899a431b MK |
574 | lis3 (directory-files auxdir3 nil regexp) |
575 | lis3 (delete "." lis3) | |
576 | lis3 (delete ".." lis3) | |
6c83d99f | 577 | lis3 (mapcar |
3af0304a MK |
578 | (lambda (elt) |
579 | (ediff-add-slash-if-directory auxdir3 elt)) | |
899a431b | 580 | lis3))) |
92c51e07 | 581 | |
3af0304a | 582 | (if (ediff-nonempty-string-p merge-autostore-dir) |
92c51e07 MK |
583 | (setq merge-autostore-dir |
584 | (file-name-as-directory merge-autostore-dir))) | |
4ae69eac | 585 | (setq common (ediff-intersection lis1 lis2 comparison-func)) |
92c51e07 MK |
586 | |
587 | ;; In merge with ancestor jobs, we don't intersect with lis3. | |
588 | ;; If there is no ancestor, we'll offer to merge without the ancestor. | |
589 | ;; So, we intersect with lis3 only when we are doing 3-way file comparison | |
590 | (if (and lis3 (ediff-comparison-metajob3 jobname)) | |
591 | (setq common (ediff-intersection common lis3 comparison-func))) | |
fa2eb9ac | 592 | |
4ae69eac MK |
593 | ;; copying is needed because sort sorts via side effects |
594 | (setq common (sort (ediff-copy-list common) 'string-lessp)) | |
fa2eb9ac MK |
595 | |
596 | ;; compute difference list | |
4ae69eac MK |
597 | (setq difflist (ediff-set-difference |
598 | (ediff-union (ediff-union lis1 lis2 comparison-func) | |
599 | lis3 | |
600 | comparison-func) | |
fa2eb9ac | 601 | common |
4ae69eac | 602 | comparison-func) |
fa2eb9ac | 603 | difflist (delete "." difflist) |
4ae69eac MK |
604 | ;; copying is needed because sort sorts via side effects |
605 | difflist (sort (ediff-copy-list (delete ".." difflist)) | |
606 | 'string-lessp)) | |
fa2eb9ac | 607 | |
3af0304a | 608 | (setq difflist (mapcar (lambda (elt) (cons elt 1)) difflist)) |
fa2eb9ac MK |
609 | |
610 | ;; check for files belonging to lis1/2/3 | |
c3912d54 MK |
611 | ;; Each elt is of the norm (file . number) |
612 | ;; Number encodes the directories to which file belongs. | |
613 | ;; It is a product of a subset of ediff-membership-code1=2, | |
614 | ;; ediff-membership-code2=3, and ediff-membership-code3=5. | |
615 | ;; If file belongs to dir 1 only, the membership code is 2. | |
616 | ;; If it is in dir1 and dir3, then the membership code is 2*5=10; | |
617 | ;; if it is in dir1 and dir2, then the membership code is 2*3=6, etc. | |
3af0304a MK |
618 | (mapcar (lambda (elt) |
619 | (if (member (car elt) lis1) | |
c3912d54 | 620 | (setcdr elt (* (cdr elt) ediff-membership-code1))) |
3af0304a | 621 | (if (member (car elt) lis2) |
c3912d54 | 622 | (setcdr elt (* (cdr elt) ediff-membership-code2))) |
3af0304a | 623 | (if (member (car elt) lis3) |
c3912d54 | 624 | (setcdr elt (* (cdr elt) ediff-membership-code3))) |
3af0304a | 625 | ) |
fa2eb9ac | 626 | difflist) |
c3912d54 MK |
627 | (setq difflist (cons |
628 | ;; diff metalist header | |
743a79af MK |
629 | (ediff-make-new-meta-list-header regexp |
630 | auxdir1 auxdir2 auxdir3 | |
631 | merge-autostore-dir | |
632 | comparison-func) | |
c3912d54 | 633 | difflist)) |
6c83d99f | 634 | |
c3912d54 | 635 | (setq common-part |
6c83d99f | 636 | (cons |
c3912d54 | 637 | ;; metalist header |
743a79af MK |
638 | (ediff-make-new-meta-list-header regexp |
639 | auxdir1 auxdir2 auxdir3 | |
640 | merge-autostore-dir | |
641 | comparison-func) | |
c3912d54 | 642 | (mapcar |
6c83d99f | 643 | (lambda (elt) |
c3912d54 MK |
644 | (ediff-make-new-meta-list-element |
645 | (concat auxdir1 elt) | |
646 | (concat auxdir2 elt) | |
647 | (if lis3 | |
648 | (progn | |
649 | ;; The following is done because: In merging with | |
650 | ;; ancestor, we don't intersect with lis3. So, it is | |
651 | ;; possible that elt is a file in auxdir1/2 but a | |
652 | ;; directory in auxdir3 Or elt may not exist in auxdir3 at | |
653 | ;; all. In the first case, we add a slash at the end. In | |
654 | ;; the second case, we insert nil. | |
655 | (setq elt (ediff-add-slash-if-directory auxdir3 elt)) | |
656 | (if (file-exists-p (concat auxdir3 elt)) | |
657 | (concat auxdir3 elt)))))) | |
658 | common))) | |
fa2eb9ac | 659 | ;; return result |
c3912d54 | 660 | (cons common-part difflist) |
fa2eb9ac MK |
661 | )) |
662 | ||
328b4b70 MK |
663 | ;; find directory files that are under revision. Include subdirectories, since |
664 | ;; we may visit them recursively. DIR1 is the directory to inspect. | |
665 | ;; MERGE-AUTOSTORE-DIR is the directory where to auto-store the results of | |
3af0304a | 666 | ;; merges. Can be nil. |
92c51e07 MK |
667 | (defun ediff-get-directory-files-under-revision (jobname |
668 | regexp dir1 | |
669 | &optional merge-autostore-dir) | |
fa2eb9ac MK |
670 | (let (lis1 elt common auxdir1) |
671 | (setq auxdir1 (file-name-as-directory dir1) | |
672 | lis1 (directory-files auxdir1 nil regexp)) | |
673 | ||
3af0304a | 674 | (if (ediff-nonempty-string-p merge-autostore-dir) |
92c51e07 MK |
675 | (setq merge-autostore-dir |
676 | (file-name-as-directory merge-autostore-dir))) | |
677 | ||
fa2eb9ac MK |
678 | (while lis1 |
679 | (setq elt (car lis1) | |
680 | lis1 (cdr lis1)) | |
681 | ;; take files under revision control | |
682 | (cond ((file-directory-p (concat auxdir1 elt)) | |
328b4b70 MK |
683 | (setq common |
684 | (cons (ediff-add-slash-if-directory auxdir1 elt) common))) | |
3af0304a MK |
685 | ((and (featurep 'vc-hooks) (vc-backend (concat auxdir1 elt))) |
686 | (setq common (cons elt common))) | |
687 | ;; The following two are needed only if vc-hooks isn't loaded. | |
688 | ;; They won't recognize CVS files. | |
fa2eb9ac | 689 | ((file-exists-p (concat auxdir1 elt ",v")) |
4ae69eac MK |
690 | (setq common (cons elt common))) |
691 | ((file-exists-p (concat auxdir1 "RCS/" elt ",v")) | |
692 | (setq common (cons elt common))) | |
693 | ) ; cond | |
fa2eb9ac MK |
694 | ) ; while |
695 | ||
328b4b70 MK |
696 | (setq common (delete "./" common) |
697 | common (delete "../" common) | |
3af0304a MK |
698 | common (delete "RCS" common) |
699 | common (delete "CVS" common) | |
700 | ) | |
fa2eb9ac | 701 | |
4ae69eac MK |
702 | ;; copying is needed because sort sorts via side effects |
703 | (setq common (sort (ediff-copy-list common) 'string-lessp)) | |
fa2eb9ac MK |
704 | |
705 | ;; return result | |
6c83d99f | 706 | (cons |
c3912d54 | 707 | ;; header -- has 6 elements. Meta buffer is prepended later by |
6c83d99f | 708 | ;; ediff-prepare-meta-buffer |
743a79af MK |
709 | (ediff-make-new-meta-list-header regexp |
710 | auxdir1 nil nil | |
711 | merge-autostore-dir nil) | |
c3912d54 MK |
712 | (mapcar (lambda (elt) (ediff-make-new-meta-list-element |
713 | (concat auxdir1 elt) nil nil)) | |
714 | common)) | |
fa2eb9ac | 715 | )) |
6c83d99f | 716 | |
fa2eb9ac MK |
717 | |
718 | ;; If file groups selected by patterns will ever be implemented, this | |
719 | ;; comparison function might become useful. | |
720 | ;;;; uses external variables PAT1 PAT2 to compare str1/2 | |
721 | ;;;; patterns must be of the form ???*???? where ??? are strings of chars | |
722 | ;;;; containing no *. | |
723 | ;;(defun ediff-pattern= (str1 str2) | |
724 | ;; (let (pos11 pos12 pos21 pos22 len1 len2) | |
725 | ;; (setq pos11 0 | |
726 | ;; len (length epat1) | |
727 | ;; pos12 len) | |
728 | ;; (while (and (< pos11 len) (not (= (aref epat1 pos11) ?*))) | |
729 | ;; (setq pos11 (1+ pos11))) | |
730 | ;; (while (and (> pos12 0) (not (= (aref epat1 (1- pos12)) ?*))) | |
731 | ;; (setq pos12 (1- pos12))) | |
732 | ;; | |
733 | ;; (setq pos21 0 | |
734 | ;; len (length epat2) | |
735 | ;; pos22 len) | |
736 | ;; (while (and (< pos21 len) (not (= (aref epat2 pos21) ?*))) | |
737 | ;; (setq pos21 (1+ pos21))) | |
738 | ;; (while (and (> pos22 0) (not (= (aref epat2 (1- pos22)) ?*))) | |
739 | ;; (setq pos22 (1- pos22))) | |
740 | ;; | |
741 | ;; (if (and (> (length str1) pos12) (>= pos12 pos11) (> pos11 -1) | |
742 | ;; (> (length str2) pos22) (>= pos22 pos21) (> pos21 -1)) | |
743 | ;; (string= (substring str1 pos11 pos12) | |
744 | ;; (substring str2 pos21 pos22))) | |
745 | ;; )) | |
746 | ||
747 | ||
748 | ;; Prepare meta-buffer in accordance with the argument-function and | |
3af0304a | 749 | ;; redraw-function. Must return the created meta-buffer. |
fa2eb9ac MK |
750 | (defun ediff-prepare-meta-buffer (action-func meta-list |
751 | meta-buffer-name redraw-function | |
752 | jobname &optional startup-hooks) | |
6c83d99f | 753 | (let* ((meta-buffer-name |
fa2eb9ac MK |
754 | (ediff-unique-buffer-name meta-buffer-name "*")) |
755 | (meta-buffer (get-buffer-create meta-buffer-name))) | |
e756eb9f | 756 | (ediff-with-current-buffer meta-buffer |
fa2eb9ac MK |
757 | |
758 | ;; comes first | |
759 | (ediff-meta-mode) | |
760 | ||
761 | (setq ediff-meta-action-function action-func | |
762 | ediff-meta-redraw-function redraw-function | |
763 | ediff-metajob-name jobname | |
764 | ediff-meta-buffer meta-buffer) | |
765 | ||
766 | ;; comes after ediff-meta-action-function is set | |
767 | (ediff-setup-meta-map) | |
6c83d99f | 768 | |
fa2eb9ac MK |
769 | (if (eq ediff-metajob-name 'ediff-registry) |
770 | (progn | |
771 | (setq ediff-registry-buffer meta-buffer | |
772 | ediff-meta-list meta-list) | |
773 | ;; this func is used only from registry buffer, not from other | |
774 | ;; meta-buffs. | |
775 | (define-key | |
776 | ediff-meta-buffer-map "M" 'ediff-show-meta-buff-from-registry)) | |
c3912d54 | 777 | ;; Initialize the meta list -- we don't do this for registry. |
fa2eb9ac | 778 | (setq ediff-meta-list |
c3912d54 | 779 | ;; add meta-buffer to the list header |
fa2eb9ac | 780 | (cons (cons meta-buffer (car meta-list)) |
c3912d54 | 781 | (cdr meta-list)))) |
6c83d99f | 782 | |
fa2eb9ac MK |
783 | (or (eq meta-buffer ediff-registry-buffer) |
784 | (setq ediff-session-registry | |
785 | (cons meta-buffer ediff-session-registry))) | |
6c83d99f | 786 | |
fa2eb9ac MK |
787 | ;; redraw-function uses ediff-meta-list |
788 | (funcall redraw-function ediff-meta-list) | |
6c83d99f | 789 | |
fa2eb9ac MK |
790 | ;; set read-only/non-modified |
791 | (setq buffer-read-only t) | |
792 | (set-buffer-modified-p nil) | |
793 | ||
794 | (run-hooks 'startup-hooks) | |
92c51e07 MK |
795 | |
796 | ;; Arrange to show directory contents differences | |
797 | ;; Must be after run startup-hooks, since ediff-dir-difference-list is | |
fa2eb9ac | 798 | ;; set inside these hooks |
bbe6126c | 799 | (if (eq action-func 'ediff-filegroup-action) |
fa2eb9ac MK |
800 | (progn |
801 | ;; put meta buffer in (car ediff-dir-difference-list) | |
802 | (setq ediff-dir-difference-list | |
803 | (cons (cons meta-buffer (car ediff-dir-difference-list)) | |
804 | (cdr ediff-dir-difference-list))) | |
805 | ||
bbe6126c | 806 | (or (ediff-one-filegroup-metajob jobname) |
fa2eb9ac | 807 | (ediff-draw-dir-diffs ediff-dir-difference-list)) |
6c83d99f | 808 | (define-key |
3ec8facd KH |
809 | ediff-meta-buffer-map "h" 'ediff-mark-for-hiding-at-pos) |
810 | (define-key ediff-meta-buffer-map "x" 'ediff-hide-marked-sessions) | |
6c83d99f | 811 | (define-key |
3ec8facd KH |
812 | ediff-meta-buffer-map "m" 'ediff-mark-for-operation-at-pos) |
813 | (define-key ediff-meta-buffer-map "u" nil) | |
fa2eb9ac | 814 | (define-key |
3ec8facd | 815 | ediff-meta-buffer-map "um" 'ediff-unmark-all-for-operation) |
6c83d99f | 816 | (define-key |
3ec8facd | 817 | ediff-meta-buffer-map "uh" 'ediff-unmark-all-for-hiding) |
bbe6126c MK |
818 | (cond ((ediff-collect-diffs-metajob jobname) |
819 | (define-key | |
820 | ediff-meta-buffer-map "P" 'ediff-collect-custom-diffs)) | |
821 | ((ediff-patch-metajob jobname) | |
822 | (define-key | |
823 | ediff-meta-buffer-map "P" 'ediff-meta-show-patch))) | |
3ec8facd | 824 | (define-key ediff-meta-buffer-map "^" 'ediff-up-meta-hierarchy) |
fa2eb9ac MK |
825 | (define-key ediff-meta-buffer-map "D" 'ediff-show-dir-diffs))) |
826 | ||
827 | (if (eq ediff-metajob-name 'ediff-registry) | |
828 | (run-hooks 'ediff-registry-setup-hook) | |
657f9cb8 | 829 | (run-hooks 'ediff-after-session-group-setup-hook)) |
fa2eb9ac MK |
830 | ) ; eval in meta-buffer |
831 | meta-buffer)) | |
832 | ||
328b4b70 MK |
833 | ;; Insert the activity marker for session SESSION in the meta buffer at point |
834 | ;; The activity marker is either SPC (untouched session), or + (active session, | |
835 | ;; i.e., ediff is currently run in it), or - (finished session, i.e., we've ran | |
836 | ;; ediff in it and then exited) | |
837 | (defun ediff-insert-session-activity-marker-in-meta-buffer (session) | |
838 | (insert | |
839 | (cond ((ediff-get-session-activity-marker session)) | |
840 | ;; virgin session | |
841 | (t " ")))) | |
842 | ||
3af0304a | 843 | ;; Insert session status at point. Status is either ?H (marked for hiding), or |
328b4b70 MK |
844 | ;; ?I (hidden or invalid), or ?* (meaning marked for an operation; currently, |
845 | ;; such op can only be checking for equality)), or SPC (meaning neither marked | |
6c83d99f | 846 | ;; nor invalid) |
328b4b70 MK |
847 | (defun ediff-insert-session-status-in-meta-buffer (session) |
848 | (insert | |
849 | (cond ((ediff-get-session-status session)) ; session has status: ?H, ?I, ?* | |
850 | ;; normal session, no marks or hidings | |
851 | (t " ")))) | |
852 | ||
853 | ;; If NEW-MARKER is non-nil, use it to substitute the current activity marker | |
3af0304a | 854 | ;; in the meta buffer. If nil, use SPC |
328b4b70 MK |
855 | (defun ediff-replace-session-activity-marker-in-meta-buffer (point new-marker) |
856 | (let* ((overl (ediff-get-meta-overlay-at-pos point)) | |
857 | (session-info (ediff-overlay-get overl 'ediff-meta-info)) | |
858 | (activity-marker (ediff-get-session-activity-marker session-info)) | |
859 | buffer-read-only) | |
860 | (or new-marker activity-marker (setq new-marker ?\ )) | |
861 | (goto-char (ediff-overlay-start overl)) | |
862 | (if (eq (char-after (point)) new-marker) | |
863 | () ; if marker shown in buffer is the same as new-marker, do nothing | |
864 | (insert new-marker) | |
865 | (delete-char 1) | |
866 | (set-buffer-modified-p nil)))) | |
867 | ||
868 | ;; If NEW-STATUS is non-nil, use it to substitute the current status marker in | |
3af0304a | 869 | ;; the meta buffer. If nil, use SPC |
328b4b70 MK |
870 | (defun ediff-replace-session-status-in-meta-buffer (point new-status) |
871 | (let* ((overl (ediff-get-meta-overlay-at-pos point)) | |
872 | (session-info (ediff-overlay-get overl 'ediff-meta-info)) | |
873 | (status (ediff-get-session-status session-info)) | |
874 | buffer-read-only) | |
875 | (setq new-status (or new-status status ?\ )) | |
876 | (goto-char (ediff-overlay-start overl)) | |
877 | (forward-char 1) ; status is the second char in session record | |
878 | (if (eq (char-after (point)) new-status) | |
879 | () ; if marker shown in buffer is the same as new-marker, do nothing | |
880 | (insert new-status) | |
881 | (delete-char 1) | |
882 | (set-buffer-modified-p nil)))) | |
883 | ||
884 | ;; insert all file info in meta buffer for a given session | |
885 | (defun ediff-insert-session-info-in-meta-buffer (session-info sessionNum) | |
886 | (let ((f1 (ediff-get-session-objA session-info)) | |
887 | (f2 (ediff-get-session-objB session-info)) | |
888 | (f3 (ediff-get-session-objC session-info)) | |
889 | (pt (point)) | |
890 | (hidden (eq (ediff-get-session-status session-info) ?I))) | |
891 | ;; insert activity marker, i.e., SPC, - or + | |
892 | (ediff-insert-session-activity-marker-in-meta-buffer session-info) | |
893 | ;; insert session status, i.e., *, H | |
894 | (ediff-insert-session-status-in-meta-buffer session-info) | |
895 | (insert " Session " (int-to-string sessionNum) ":\n") | |
896 | (ediff-meta-insert-file-info1 f1) | |
897 | (ediff-meta-insert-file-info1 f2) | |
898 | (ediff-meta-insert-file-info1 f3) | |
899 | (ediff-set-meta-overlay pt (point) session-info sessionNum hidden))) | |
900 | ||
fa2eb9ac MK |
901 | |
902 | ;; this is a setup function for ediff-directories | |
903 | ;; must return meta-buffer | |
904 | (defun ediff-redraw-directory-group-buffer (meta-list) | |
905 | ;; extract directories | |
906 | (let ((meta-buf (ediff-get-group-buffer meta-list)) | |
907 | (empty t) | |
908 | (sessionNum 0) | |
328b4b70 | 909 | regexp elt merge-autostore-dir |
fa2eb9ac | 910 | point tmp-list buffer-read-only) |
e756eb9f | 911 | (ediff-with-current-buffer meta-buf |
fa2eb9ac MK |
912 | (setq point (point)) |
913 | (erase-buffer) | |
328b4b70 MK |
914 | ;; delete phony overlays that used to represent sessions before the buff |
915 | ;; was redrawn | |
50a07e18 MK |
916 | (ediff-cond-compile-for-xemacs-or-emacs |
917 | (map-extents 'delete-extent) ; xemacs | |
918 | (mapcar 'delete-overlay (overlays-in 1 1)) ; emacs | |
919 | ) | |
6c83d99f | 920 | |
fa2eb9ac MK |
921 | (insert (format ediff-meta-buffer-message |
922 | (ediff-abbrev-jobname ediff-metajob-name))) | |
923 | ||
92c51e07 | 924 | (setq regexp (ediff-get-group-regexp meta-list) |
328b4b70 MK |
925 | merge-autostore-dir |
926 | (ediff-get-group-merge-autostore-dir meta-list)) | |
6c83d99f | 927 | |
bbe6126c MK |
928 | (cond ((ediff-collect-diffs-metajob) |
929 | (insert | |
328b4b70 | 930 | " P:\tcollect custom diffs of all marked sessions\n")) |
bbe6126c MK |
931 | ((ediff-patch-metajob) |
932 | (insert | |
328b4b70 | 933 | " P:\tshow patch appropriately for the context (session or group)\n"))) |
fa2eb9ac | 934 | (insert |
3ec8facd | 935 | " ^:\tshow parent session group\n") |
bbe6126c MK |
936 | (or (ediff-one-filegroup-metajob) |
937 | (insert | |
328b4b70 | 938 | " D:\tshow differences among directories\n" |
3ec8facd KH |
939 | " ==:\tfor each session, show which files are identical\n" |
940 | " =h:\tlike ==, but also marks those sessions for hiding\n" | |
941 | " =m:\tlike ==, but also marks those sessions for operation\n\n")) | |
fa2eb9ac | 942 | |
328b4b70 | 943 | (insert "\n") |
fa2eb9ac | 944 | (if (and (stringp regexp) (> (length regexp) 0)) |
ddc90f39 | 945 | (insert |
328b4b70 MK |
946 | (format "*** Filter-through regular expression: %s\n" regexp))) |
947 | (ediff-insert-dirs-in-meta-buffer meta-list) | |
92c51e07 | 948 | (if (and ediff-autostore-merges (ediff-merge-metajob) |
3af0304a | 949 | (ediff-nonempty-string-p merge-autostore-dir)) |
92c51e07 | 950 | (insert (format |
328b4b70 | 951 | "\nMerge results are automatically stored in:\n\t%s\n" |
92c51e07 | 952 | merge-autostore-dir))) |
fa2eb9ac | 953 | (insert "\n |
bbe6126c | 954 | Size Last modified Name |
328b4b70 | 955 | ---------------------------------------------- |
fa2eb9ac MK |
956 | |
957 | ") | |
6c83d99f | 958 | |
fa2eb9ac MK |
959 | ;; discard info on directories and regexp |
960 | (setq meta-list (cdr meta-list) | |
961 | tmp-list meta-list) | |
962 | (while (and tmp-list empty) | |
963 | (if (and (car tmp-list) | |
964 | (not (eq (ediff-get-session-status (car tmp-list)) ?I))) | |
965 | (setq empty nil)) | |
966 | (setq tmp-list (cdr tmp-list))) | |
967 | ||
968 | (if empty | |
969 | (insert | |
970 | " ****** ****** This session group has no members\n")) | |
6c83d99f | 971 | |
fa2eb9ac | 972 | ;; now organize file names like this: |
fa2eb9ac | 973 | ;; use-mark sizeA dateA sizeB dateB filename |
fa2eb9ac | 974 | ;; make sure directories are displayed with a trailing slash. |
fa2eb9ac MK |
975 | (while meta-list |
976 | (setq elt (car meta-list) | |
977 | meta-list (cdr meta-list) | |
978 | sessionNum (1+ sessionNum)) | |
979 | (if (eq (ediff-get-session-status elt) ?I) | |
980 | () | |
328b4b70 | 981 | (ediff-insert-session-info-in-meta-buffer elt sessionNum))) |
fa2eb9ac MK |
982 | (set-buffer-modified-p nil) |
983 | (goto-char point) | |
984 | meta-buf))) | |
985 | ||
328b4b70 MK |
986 | (defun ediff-update-markers-in-dir-meta-buffer (meta-list) |
987 | (let ((meta-buf (ediff-get-group-buffer meta-list)) | |
988 | session-info point overl buffer-read-only) | |
989 | (ediff-with-current-buffer meta-buf | |
990 | (setq point (point)) | |
991 | (goto-char (point-min)) | |
992 | (ediff-next-meta-item1) | |
993 | (while (not (bobp)) | |
994 | (setq session-info (ediff-get-meta-info meta-buf (point) 'no-error) | |
995 | overl (ediff-get-meta-overlay-at-pos (point))) | |
996 | (if session-info | |
997 | (progn | |
998 | (cond ((eq (ediff-get-session-status session-info) ?I) | |
999 | ;; Do hiding | |
1000 | (if overl (ediff-overlay-put overl 'invisible t))) | |
1001 | ((and (eq (ediff-get-session-status session-info) ?H) | |
1002 | overl (ediff-overlay-get overl 'invisible)) | |
1003 | ;; Do unhiding | |
1004 | (ediff-overlay-put overl 'invisible nil)) | |
1005 | (t (ediff-replace-session-activity-marker-in-meta-buffer | |
1006 | (point) | |
1007 | (ediff-get-session-activity-marker session-info)) | |
1008 | (ediff-replace-session-status-in-meta-buffer | |
1009 | (point) | |
1010 | (ediff-get-session-status session-info)))))) | |
1011 | (ediff-next-meta-item1) ; advance to the next item | |
1012 | ) ; end while | |
1013 | (set-buffer-modified-p nil) | |
1014 | (goto-char point)) | |
1015 | meta-buf)) | |
1016 | ||
1017 | (defun ediff-update-session-marker-in-dir-meta-buffer (session-num) | |
1018 | (let (buffer-meta-overlays session-info overl buffer-read-only) | |
1019 | (setq overl | |
50a07e18 MK |
1020 | (ediff-cond-compile-for-xemacs-or-emacs |
1021 | (map-extents ; xemacs | |
1022 | (lambda (ext maparg) | |
1023 | (if (and | |
1024 | (ediff-overlay-get ext 'ediff-meta-info) | |
1025 | (eq (ediff-overlay-get ext 'ediff-meta-session-number) | |
1026 | session-num)) | |
1027 | ext))) | |
328b4b70 MK |
1028 | ;; Emacs doesn't have map-extents, so try harder |
1029 | ;; Splice overlay lists to get all buffer overlays | |
50a07e18 MK |
1030 | (progn |
1031 | (setq buffer-meta-overlays (overlay-lists) | |
1032 | buffer-meta-overlays (append (car buffer-meta-overlays) | |
1033 | (cdr buffer-meta-overlays))) | |
1034 | (car | |
1035 | (delq nil | |
1036 | (mapcar | |
1037 | (lambda (overl) | |
1038 | (if (and | |
1039 | (ediff-overlay-get overl 'ediff-meta-info) | |
1040 | (eq (ediff-overlay-get | |
1041 | overl 'ediff-meta-session-number) | |
1042 | session-num)) | |
1043 | overl)) | |
1044 | buffer-meta-overlays)))) | |
1045 | )) | |
328b4b70 MK |
1046 | (or overl |
1047 | (error | |
1048 | "Bug in ediff-update-session-marker-in-dir-meta-buffer: no overlay with given number %S" | |
1049 | session-num)) | |
1050 | (setq session-info (ediff-overlay-get overl 'ediff-meta-info)) | |
1051 | (goto-char (ediff-overlay-start overl)) | |
1052 | (ediff-replace-session-activity-marker-in-meta-buffer | |
1053 | (point) | |
1054 | (ediff-get-session-activity-marker session-info)) | |
1055 | (ediff-replace-session-status-in-meta-buffer | |
1056 | (point) | |
1057 | (ediff-get-session-status session-info))) | |
1058 | (ediff-next-meta-item1)) | |
1059 | ||
1060 | ||
1061 | ||
fa2eb9ac | 1062 | ;; Check if this is a problematic session. |
3af0304a | 1063 | ;; Return nil if not. Otherwise, return symbol representing the problem |
fa2eb9ac | 1064 | ;; At present, problematic sessions occur only in -with-ancestor comparisons |
92c51e07 MK |
1065 | ;; when the ancestor is a directory rather than a file, or when there is no |
1066 | ;; suitable ancestor file in the ancestor directory | |
fa2eb9ac | 1067 | (defun ediff-problematic-session-p (session) |
bbe6126c MK |
1068 | (let ((f1 (ediff-get-session-objA-name session)) |
1069 | (f2 (ediff-get-session-objB-name session)) | |
1070 | (f3 (ediff-get-session-objC-name session))) | |
fa2eb9ac MK |
1071 | (cond ((and (stringp f1) (not (file-directory-p f1)) |
1072 | (stringp f2) (not (file-directory-p f2)) | |
92c51e07 MK |
1073 | ;; either invalid file name or a directory |
1074 | (or (not (stringp f3)) (file-directory-p f3)) | |
fa2eb9ac MK |
1075 | (ediff-ancestor-metajob)) |
1076 | ;; more may be added later | |
1077 | 'ancestor-is-dir) | |
1078 | (t nil)))) | |
1079 | ||
328b4b70 | 1080 | (defun ediff-meta-insert-file-info1 (fileinfo) |
92c51e07 | 1081 | (let ((fname (car fileinfo)) |
bbe6126c | 1082 | (feq (ediff-get-file-eqstatus fileinfo)) |
328b4b70 MK |
1083 | (max-filename-width (if ediff-meta-truncate-filenames |
1084 | (- (window-width) 41) | |
1085 | 500)) | |
92c51e07 | 1086 | file-modtime file-size) |
92c51e07 | 1087 | (cond ((not (stringp fname)) (setq file-size -2)) ; file doesn't exits |
4960e757 | 1088 | ((ediff-listable-file fname) |
92c51e07 MK |
1089 | (if (file-exists-p fname) |
1090 | ;; set real size and modtime | |
1091 | (setq file-size (ediff-file-size fname) | |
1092 | file-modtime (ediff-file-modtime fname)) | |
1093 | (setq file-size -2))) ; file doesn't exist | |
1094 | ( t (setq file-size -1))) ; remote file | |
bbe6126c MK |
1095 | (if (stringp fname) |
1096 | (insert | |
1097 | (format | |
1098 | "%s %s %-20s %s\n" | |
1099 | (if feq "=" " ") ; equality indicator | |
92c51e07 MK |
1100 | (format "%10s" (cond ((= file-size -1) "--") |
1101 | ((< file-size -1) "--") | |
1102 | (t file-size))) | |
1103 | (cond ((= file-size -1) "*remote file*") | |
1104 | ((< file-size -1) "*file doesn't exist*") | |
1105 | (t (ediff-format-date (decode-time file-modtime)))) | |
1106 | ||
1107 | ;; dir names in meta lists have training slashes, so we just | |
1108 | ;; abbreviate the file name, if file exists | |
1109 | (if (and (not (stringp fname)) (< file-size -1)) | |
1110 | "-------" ; file doesn't exist | |
328b4b70 MK |
1111 | (ediff-truncate-string-left |
1112 | (ediff-abbreviate-file-name fname) | |
1113 | max-filename-width))))))) | |
fa2eb9ac | 1114 | |
bbe6126c MK |
1115 | (defconst ediff-months '((1 . "Jan") (2 . "Feb") (3 . "Mar") (4 . "Apr") |
1116 | (5 . "May") (6 . "Jun") (7 . "Jul") (8 . "Aug") | |
1117 | (9 . "Sep") (10 . "Oct") (11 . "Nov") (12 . "Dec")) | |
1118 | "Months' associative array.") | |
1119 | ||
92c51e07 MK |
1120 | ;; returns 2char string |
1121 | (defsubst ediff-fill-leading-zero (num) | |
1122 | (if (< num 10) | |
1123 | (format "0%d" num) | |
1124 | (number-to-string num))) | |
1125 | ||
bbe6126c MK |
1126 | ;; TIME is like the output of decode-time |
1127 | (defun ediff-format-date (time) | |
1128 | (format "%s %2d %4d %s:%s:%s" | |
1129 | (cdr (assoc (nth 4 time) ediff-months)) ; month | |
1130 | (nth 3 time) ; day | |
1131 | (nth 5 time) ; year | |
1132 | (ediff-fill-leading-zero (nth 2 time)) ; hour | |
1133 | (ediff-fill-leading-zero (nth 1 time)) ; min | |
1134 | (ediff-fill-leading-zero (nth 0 time)) ; sec | |
1135 | )) | |
1136 | ||
328b4b70 MK |
1137 | ;; Draw the directories |
1138 | (defun ediff-insert-dirs-in-meta-buffer (meta-list) | |
1139 | (let* ((dir1 (ediff-abbreviate-file-name (ediff-get-group-objA meta-list))) | |
1140 | (dir2 (ediff-get-group-objB meta-list)) | |
1141 | (dir2 (if (stringp dir2) (ediff-abbreviate-file-name dir2))) | |
1142 | (dir3 (ediff-get-group-objC meta-list)) | |
1143 | (dir3 (if (stringp dir3) (ediff-abbreviate-file-name dir3)))) | |
1144 | (insert "*** Directory A: " dir1 "\n") | |
1145 | (if dir2 (insert "*** Directory B: " dir2 "\n")) | |
1146 | (if dir3 (insert "*** Directory C: " dir3 "\n")) | |
1147 | (insert "\n"))) | |
1148 | ||
c3912d54 | 1149 | (defun ediff-draw-dir-diffs (diff-list &optional buf-name) |
fa2eb9ac | 1150 | (if (null diff-list) (error "Lost difference info on these directories")) |
c3912d54 MK |
1151 | (setq buf-name |
1152 | (or buf-name | |
1153 | (ediff-unique-buffer-name "*Ediff File Group Differences" "*"))) | |
1154 | (let* ((regexp (ediff-get-group-regexp diff-list)) | |
fa2eb9ac MK |
1155 | (dir1 (ediff-abbreviate-file-name (ediff-get-group-objA diff-list))) |
1156 | (dir2 (ediff-abbreviate-file-name (ediff-get-group-objB diff-list))) | |
1157 | (dir3 (ediff-get-group-objC diff-list)) | |
1158 | (dir3 (if (stringp dir3) (ediff-abbreviate-file-name dir3))) | |
1159 | (meta-buf (ediff-get-group-buffer diff-list)) | |
1160 | (underline (make-string 26 ?-)) | |
c3912d54 | 1161 | file membership-code saved-point |
fa2eb9ac MK |
1162 | buffer-read-only) |
1163 | ;; skip the directory part | |
1164 | (setq diff-list (cdr diff-list)) | |
1165 | (setq ediff-dir-diffs-buffer (get-buffer-create buf-name)) | |
e756eb9f | 1166 | (ediff-with-current-buffer ediff-dir-diffs-buffer |
c3912d54 | 1167 | (setq saved-point (point)) |
fa2eb9ac MK |
1168 | (use-local-map ediff-dir-diffs-buffer-map) |
1169 | (erase-buffer) | |
1170 | (setq ediff-meta-buffer meta-buf) | |
1171 | (insert "\t\t*** Directory Differences ***\n") | |
1172 | (insert " | |
1173 | Useful commands: | |
c3912d54 MK |
1174 | C,button2: over file name -- copy this file to directory that doesn't have it |
1175 | q: hide this buffer | |
1176 | n,SPC: next line | |
1177 | p,DEL: previous line\n\n") | |
1178 | ||
1179 | (insert (format "\n*** Directory A: %s\n" dir1)) | |
1180 | (if dir2 (insert (format "*** Directory B: %s\n" dir2))) | |
1181 | (if dir3 (insert (format "*** Directory C: %s\n" dir3))) | |
fa2eb9ac | 1182 | (if (and (stringp regexp) (> (length regexp) 0)) |
ddc90f39 | 1183 | (insert |
c3912d54 | 1184 | (format "*** Filter-through regular expression: %s\n" regexp))) |
fa2eb9ac | 1185 | (insert "\n") |
c3912d54 | 1186 | (insert (format "\n%-27s%-26s" "Directory A" "Directory B")) |
fa2eb9ac | 1187 | (if dir3 |
c3912d54 | 1188 | (insert (format " %-25s\n" "Directory C")) |
fa2eb9ac MK |
1189 | (insert "\n")) |
1190 | (insert (format "%s%s" underline underline)) | |
1191 | (if (stringp dir3) | |
1192 | (insert (format "%s\n\n" underline)) | |
1193 | (insert "\n\n")) | |
1194 | ||
1195 | (if (null diff-list) | |
1196 | (insert "\n\t*** No differences ***\n")) | |
1197 | ||
1198 | (while diff-list | |
1199 | (setq file (car (car diff-list)) | |
c3912d54 | 1200 | membership-code (cdr (car diff-list)) |
fa2eb9ac | 1201 | diff-list (cdr diff-list)) |
c3912d54 MK |
1202 | (if (= (mod membership-code ediff-membership-code1) 0) ; dir1 |
1203 | (let ((beg (point))) | |
1204 | (insert (format "%-27s" | |
1205 | (ediff-truncate-string-left | |
1206 | (ediff-abbreviate-file-name | |
1207 | (if (file-directory-p (concat dir1 file)) | |
1208 | (file-name-as-directory file) | |
1209 | file)) | |
1210 | 24))) | |
1211 | ;; format of meta info in the dir-diff-buffer: | |
1212 | ;; (filename-tail filename-full otherdir1 otherdir2 otherdir3) | |
1213 | (ediff-set-meta-overlay | |
1214 | beg (point) | |
1215 | (list meta-buf file (concat dir1 file) dir1 dir2 dir3))) | |
fa2eb9ac | 1216 | (insert (format "%-27s" "---"))) |
c3912d54 MK |
1217 | (if (= (mod membership-code ediff-membership-code2) 0) ; dir2 |
1218 | (let ((beg (point))) | |
1219 | (insert (format "%-26s" | |
1220 | (ediff-truncate-string-left | |
1221 | (ediff-abbreviate-file-name | |
1222 | (if (file-directory-p (concat dir2 file)) | |
1223 | (file-name-as-directory file) | |
1224 | file)) | |
1225 | 24))) | |
1226 | (ediff-set-meta-overlay | |
1227 | beg (point) | |
1228 | (list meta-buf file (concat dir2 file) dir1 dir2 dir3))) | |
fa2eb9ac MK |
1229 | (insert (format "%-26s" "---"))) |
1230 | (if (stringp dir3) | |
c3912d54 MK |
1231 | (if (= (mod membership-code ediff-membership-code3) 0) ; dir3 |
1232 | (let ((beg (point))) | |
6c83d99f | 1233 | (insert (format " %-25s" |
c3912d54 MK |
1234 | (ediff-truncate-string-left |
1235 | (ediff-abbreviate-file-name | |
1236 | (if (file-directory-p (concat dir3 file)) | |
1237 | (file-name-as-directory file) | |
1238 | file)) | |
1239 | 24))) | |
1240 | (ediff-set-meta-overlay | |
1241 | beg (point) | |
1242 | (list meta-buf file (concat dir3 file) dir1 dir2 dir3))) | |
fa2eb9ac MK |
1243 | (insert (format " %-25s" "---")))) |
1244 | (insert "\n")) | |
1245 | (setq buffer-read-only t) | |
c3912d54 MK |
1246 | (set-buffer-modified-p nil) |
1247 | (goto-char saved-point)) ; end eval in diff buffer | |
fa2eb9ac MK |
1248 | )) |
1249 | ||
1250 | (defun ediff-bury-dir-diffs-buffer () | |
3af0304a | 1251 | "Bury the directory difference buffer. Display the meta buffer instead." |
fa2eb9ac | 1252 | (interactive) |
c3912d54 MK |
1253 | ;; ediff-meta-buffer is set in ediff-draw-dir-diffs so the directory |
1254 | ;; difference buffer remembers the meta buffer | |
fa2eb9ac MK |
1255 | (let ((buf ediff-meta-buffer) |
1256 | wind) | |
c3912d54 | 1257 | (ediff-kill-buffer-carefully ediff-dir-diffs-buffer) |
fa2eb9ac MK |
1258 | (if (setq wind (ediff-get-visible-buffer-window buf)) |
1259 | (select-window wind) | |
1260 | (set-window-buffer (selected-window) buf)))) | |
1261 | ||
1262 | ;; executes in dir session group buffer | |
1263 | ;; show buffer differences | |
1264 | (defun ediff-show-dir-diffs () | |
1265 | "Display differences among the directories involved in session group." | |
1266 | (interactive) | |
bbe6126c | 1267 | (if (ediff-one-filegroup-metajob) |
fa2eb9ac MK |
1268 | (error "This command is inapplicable in the present context")) |
1269 | (or (ediff-buffer-live-p ediff-dir-diffs-buffer) | |
1270 | (ediff-draw-dir-diffs ediff-dir-difference-list)) | |
1271 | (let ((buf ediff-dir-diffs-buffer)) | |
1272 | (other-window 1) | |
1273 | (set-window-buffer (selected-window) buf) | |
1274 | (goto-char (point-min)))) | |
1275 | ||
c3912d54 MK |
1276 | ;; Format of meta info in dir-diff-buffer: |
1277 | ;; (filename-tail filename-full otherdir1 otherdir2) | |
1278 | (defun ediff-dir-diff-copy-file () | |
1279 | "Copy file described at point to directories where this file is missing." | |
1280 | (interactive) | |
1281 | (let* ((pos (ediff-event-point last-command-event)) | |
1282 | (info (ediff-get-meta-info (current-buffer) pos 'noerror)) | |
1283 | (meta-buf (car info)) | |
1284 | (file-tail (nth 1 info)) | |
1285 | (file-abs (nth 2 info)) | |
1286 | (otherdir1 (nth 3 info)) | |
1287 | (otherfile1 (if otherdir1 (concat otherdir1 file-tail))) | |
1288 | (otherdir2 (nth 4 info)) | |
1289 | (otherfile2 (if otherdir2 (concat otherdir2 file-tail))) | |
1290 | (otherdir3 (nth 5 info)) | |
1291 | (otherfile3 (if otherdir3 (concat otherdir3 file-tail))) | |
1292 | meta-list dir-diff-list | |
1293 | ) | |
1294 | (if (null info) | |
1295 | (error "No file suitable for copying described at this location")) | |
1296 | (ediff-with-current-buffer meta-buf | |
1297 | (setq meta-list ediff-meta-list | |
1298 | dir-diff-list ediff-dir-difference-list)) | |
1299 | ||
1300 | ;; copy file to directories where it doesn't exist, update | |
1301 | ;; ediff-dir-difference-list and redisplay | |
1302 | (mapcar | |
1303 | (lambda (otherfile-struct) | |
1304 | (let ((otherfile (car otherfile-struct)) | |
1305 | (file-mem-code (cdr otherfile-struct))) | |
1306 | (if otherfile | |
1307 | (or (file-exists-p otherfile) | |
1308 | (if (y-or-n-p | |
1309 | (format "Copy %s to %s ? " file-abs otherfile)) | |
1310 | (let* ((file-diff-record (assoc file-tail dir-diff-list)) | |
1311 | (new-mem-code | |
1312 | (* (cdr file-diff-record) file-mem-code))) | |
1313 | (copy-file file-abs otherfile) | |
1314 | (setcdr file-diff-record new-mem-code) | |
1315 | (ediff-draw-dir-diffs dir-diff-list (buffer-name)) | |
1316 | (sit-for 0) | |
1317 | ;; if file is in all three dirs or in two dirs and only | |
1318 | ;; two dirs are involved, delete this file's record | |
1319 | (if (or (= new-mem-code ediff-product-of-memcodes) | |
1320 | (and (> new-mem-code ediff-membership-code3) | |
1321 | (null otherfile3))) | |
1322 | (delq file-diff-record dir-diff-list)) | |
1323 | )))) | |
1324 | )) | |
1325 | ;; 2,3,5 are numbers used to encode membership of a file in | |
1326 | ;; dir1/2/3. See ediff-intersect-directories. | |
1327 | (list (cons otherfile1 2) (cons otherfile2 3) (cons otherfile3 5))) | |
1328 | ||
1329 | (if (and (file-exists-p otherfile1) | |
1330 | (file-exists-p otherfile2) | |
1331 | (or (not otherfile3) (file-exists-p otherfile3))) | |
1332 | ;; update ediff-meta-list by direct modification | |
1333 | (nconc meta-list | |
1334 | (list (ediff-make-new-meta-list-element | |
1335 | otherfile1 otherfile2 otherfile3))) | |
1336 | ) | |
1337 | (ediff-update-meta-buffer meta-buf 'must-redraw) | |
1338 | )) | |
1339 | ||
fa2eb9ac MK |
1340 | (defun ediff-up-meta-hierarchy () |
1341 | "Go to the parent session group buffer." | |
1342 | (interactive) | |
1343 | (if (ediff-buffer-live-p ediff-parent-meta-buffer) | |
328b4b70 MK |
1344 | (ediff-show-meta-buffer |
1345 | ediff-parent-meta-buffer ediff-meta-session-number) | |
fa2eb9ac | 1346 | (error "This session group has no parent"))) |
6c83d99f | 1347 | |
fa2eb9ac MK |
1348 | |
1349 | ;; argument is ignored | |
1350 | (defun ediff-redraw-registry-buffer (&optional ignore) | |
e756eb9f | 1351 | (ediff-with-current-buffer ediff-registry-buffer |
fa2eb9ac MK |
1352 | (let ((point (point)) |
1353 | elt bufAname bufBname bufCname cur-diff total-diffs pt | |
1354 | job-name meta-list registry-list buffer-read-only) | |
1355 | (erase-buffer) | |
328b4b70 MK |
1356 | ;; delete phony overlays that used to represent sessions before the buff |
1357 | ;; was redrawn | |
50a07e18 MK |
1358 | (ediff-cond-compile-for-xemacs-or-emacs |
1359 | (map-extents 'delete-extent) ; xemacs | |
1360 | (mapcar 'delete-overlay (overlays-in 1 1)) ; emacs | |
1361 | ) | |
328b4b70 | 1362 | |
fa2eb9ac MK |
1363 | (insert "This is a registry of all active Ediff sessions. |
1364 | ||
1365 | Useful commands: | |
1366 | button2, `v', RET over a session record: switch to that session | |
328b4b70 MK |
1367 | M over a session record: display the associated session group |
1368 | R in any Ediff session: display session registry | |
1369 | n,SPC: next session | |
1370 | p,DEL: previous session | |
1371 | E: browse Ediff on-line manual | |
1372 | q: bury registry | |
fa2eb9ac MK |
1373 | |
1374 | ||
1375 | \t\tActive Ediff Sessions: | |
1376 | \t\t---------------------- | |
1377 | ||
1378 | ") | |
1379 | ;; purge registry list from dead buffers | |
3af0304a MK |
1380 | (mapcar (lambda (elt) |
1381 | (if (not (ediff-buffer-live-p elt)) | |
1382 | (setq ediff-session-registry | |
1383 | (delq elt ediff-session-registry)))) | |
fa2eb9ac MK |
1384 | ediff-session-registry) |
1385 | ||
1386 | (if (null ediff-session-registry) | |
1387 | (insert " ******* No active Ediff sessions *******\n")) | |
1388 | ||
1389 | (setq registry-list ediff-session-registry) | |
1390 | (while registry-list | |
1391 | (setq elt (car registry-list) | |
1392 | registry-list (cdr registry-list)) | |
6c83d99f | 1393 | |
fa2eb9ac | 1394 | (if (ediff-buffer-live-p elt) |
e756eb9f | 1395 | (if (ediff-with-current-buffer elt |
fa2eb9ac MK |
1396 | (setq job-name ediff-metajob-name |
1397 | meta-list ediff-meta-list) | |
1398 | (and ediff-metajob-name | |
1399 | (not (eq ediff-metajob-name 'ediff-registry)))) | |
1400 | (progn | |
1401 | (setq pt (point)) | |
1402 | (insert (format " *group*\t%s: %s\n" | |
1403 | (buffer-name elt) | |
1404 | (ediff-abbrev-jobname job-name))) | |
1405 | (insert (format "\t\t %s %s %s\n" | |
1406 | (ediff-abbreviate-file-name | |
1407 | (ediff-get-group-objA meta-list)) | |
1408 | (ediff-abbreviate-file-name | |
bbe6126c MK |
1409 | (if (stringp |
1410 | (ediff-get-group-objB meta-list)) | |
1411 | (ediff-get-group-objB meta-list) | |
1412 | "")) | |
fa2eb9ac | 1413 | (ediff-abbreviate-file-name |
bbe6126c MK |
1414 | (if (stringp |
1415 | (ediff-get-group-objC meta-list)) | |
1416 | (ediff-get-group-objC meta-list) | |
1417 | "")))) | |
fa2eb9ac MK |
1418 | (ediff-set-meta-overlay pt (point) elt)) |
1419 | (progn | |
e756eb9f | 1420 | (ediff-with-current-buffer elt |
fa2eb9ac MK |
1421 | (setq bufAname (if (ediff-buffer-live-p ediff-buffer-A) |
1422 | (buffer-name ediff-buffer-A) | |
1423 | "!!!killed buffer!!!") | |
1424 | bufBname (if (ediff-buffer-live-p ediff-buffer-B) | |
1425 | (buffer-name ediff-buffer-B) | |
1426 | "!!!killed buffer!!!") | |
1427 | bufCname (cond ((not (ediff-3way-job)) | |
1428 | "") | |
1429 | ((ediff-buffer-live-p ediff-buffer-C) | |
1430 | (buffer-name ediff-buffer-C)) | |
1431 | (t "!!!killed buffer!!!"))) | |
1432 | (setq total-diffs (format "%-4d" ediff-number-of-differences) | |
1433 | cur-diff | |
1434 | (cond ((= ediff-current-difference -1) " _") | |
1435 | ((= ediff-current-difference | |
1436 | ediff-number-of-differences) | |
1437 | " $") | |
1438 | (t (format | |
1439 | "%4d" (1+ ediff-current-difference)))) | |
1440 | job-name ediff-job-name)) | |
1441 | ;; back in the meta buf | |
1442 | (setq pt (point)) | |
1443 | (insert cur-diff "/" total-diffs "\t" | |
1444 | (buffer-name elt) | |
1445 | (format ": %s" (ediff-abbrev-jobname job-name))) | |
1446 | (insert | |
1447 | "\n\t\t " bufAname " " bufBname " " bufCname "\n") | |
1448 | (ediff-set-meta-overlay pt (point) elt)))) | |
1449 | ) ; while | |
1450 | (set-buffer-modified-p nil) | |
1451 | (goto-char point) | |
1452 | ))) | |
1453 | ||
328b4b70 MK |
1454 | ;; Sets overlay around a meta record with 'ediff-meta-info property PROP |
1455 | ;; If optional SESSION-NUMBER, make it a property of the overlay, | |
1456 | ;; ediff-meta-session-number | |
cd653311 MK |
1457 | ;; PROP is either the ctl or meta buffer (used when we work with the registry) |
1458 | ;; or a session meta descriptor of the form | |
1459 | ;; (SESSION-CTL-BUFFER STATUS OBJA OBJB OBJC) | |
328b4b70 | 1460 | (defun ediff-set-meta-overlay (b e prop &optional session-number hidden) |
fa2eb9ac MK |
1461 | (let (overl) |
1462 | (setq overl (ediff-make-overlay b e)) | |
1463 | (if ediff-emacs-p | |
1464 | (ediff-overlay-put overl 'mouse-face 'highlight) | |
1465 | (ediff-overlay-put overl 'highlight t)) | |
328b4b70 MK |
1466 | (ediff-overlay-put overl 'ediff-meta-info prop) |
1467 | (ediff-overlay-put overl 'invisible hidden) | |
1468 | (if (numberp session-number) | |
1469 | (ediff-overlay-put overl 'ediff-meta-session-number session-number)))) | |
fa2eb9ac | 1470 | |
3ec8facd | 1471 | (defun ediff-mark-for-hiding-at-pos (unmark) |
3af0304a | 1472 | "Mark session for hiding. With prefix arg, unmark." |
fa2eb9ac MK |
1473 | (interactive "P") |
1474 | (let* ((pos (ediff-event-point last-command-event)) | |
1475 | (meta-buf (ediff-event-buffer last-command-event)) | |
1476 | ;; ediff-get-meta-info gives error if meta-buf or pos are invalid | |
1477 | (info (ediff-get-meta-info meta-buf pos)) | |
328b4b70 | 1478 | (session-number (ediff-get-session-number-at-pos pos))) |
3ec8facd KH |
1479 | (ediff-mark-session-for-hiding info unmark) |
1480 | (ediff-next-meta-item 1) | |
1481 | (save-excursion | |
1482 | (ediff-update-meta-buffer meta-buf nil session-number)) | |
fa2eb9ac MK |
1483 | )) |
1484 | ||
3ec8facd KH |
1485 | ;; Returns whether session was marked or unmarked |
1486 | (defun ediff-mark-session-for-hiding (info unmark) | |
1487 | (let ((session-buf (ediff-get-session-buffer info)) | |
1488 | ignore) | |
1489 | (cond ((eq unmark 'mark) (setq unmark nil)) | |
1490 | ((eq (ediff-get-session-status info) ?H) (setq unmark t)) | |
1491 | (unmark ; says unmark, but the marker is different from H | |
1492 | (setq ignore t))) | |
1493 | (cond (ignore) | |
1494 | (unmark (ediff-set-session-status info nil)) | |
1495 | ;;; (if (ediff-buffer-live-p session-buf) | |
1496 | ;;; (error "Can't hide active session, %s" (buffer-name session-buf))) | |
1497 | (t (ediff-set-session-status info ?H)))) | |
1498 | unmark) | |
6c83d99f | 1499 | |
3ec8facd KH |
1500 | |
1501 | (defun ediff-mark-for-operation-at-pos (unmark) | |
3af0304a | 1502 | "Mark session for a group operation. With prefix arg, unmark." |
fa2eb9ac MK |
1503 | (interactive "P") |
1504 | (let* ((pos (ediff-event-point last-command-event)) | |
1505 | (meta-buf (ediff-event-buffer last-command-event)) | |
1506 | ;; ediff-get-meta-info gives error if meta-buf or pos are invalid | |
328b4b70 MK |
1507 | (info (ediff-get-meta-info meta-buf pos)) |
1508 | (session-number (ediff-get-session-number-at-pos pos))) | |
3ec8facd KH |
1509 | (ediff-mark-session-for-operation info unmark) |
1510 | (ediff-next-meta-item 1) | |
1511 | (save-excursion | |
1512 | (ediff-update-meta-buffer meta-buf nil session-number)) | |
fa2eb9ac MK |
1513 | )) |
1514 | ||
3ec8facd KH |
1515 | |
1516 | ;; returns whether session was unmarked. | |
1517 | ;; remember: this is a toggle op | |
1518 | (defun ediff-mark-session-for-operation (info unmark) | |
1519 | (let (ignore) | |
1520 | (cond ((eq unmark 'mark) (setq unmark nil)) | |
1521 | ((eq (ediff-get-session-status info) ?*) (setq unmark t)) | |
1522 | (unmark ; says unmark, but the marker is different from * | |
1523 | (setq ignore t))) | |
1524 | (cond (ignore) | |
1525 | (unmark (ediff-set-session-status info nil)) | |
1526 | (t (ediff-set-session-status info ?*)))) | |
1527 | unmark) | |
1528 | ||
1529 | ||
fa2eb9ac | 1530 | (defun ediff-hide-marked-sessions (unhide) |
3af0304a | 1531 | "Hide marked sessions. With prefix arg, unhide." |
fa2eb9ac MK |
1532 | (interactive "P") |
1533 | (let ((grp-buf (ediff-get-group-buffer ediff-meta-list)) | |
1534 | (meta-list (cdr ediff-meta-list)) | |
1535 | (from (if unhide ?I ?H)) | |
1536 | (to (if unhide ?H ?I)) | |
1537 | (numMarked 0) | |
bbe6126c | 1538 | active-sessions-exist session-buf elt) |
fa2eb9ac MK |
1539 | (while meta-list |
1540 | (setq elt (car meta-list) | |
bbe6126c MK |
1541 | meta-list (cdr meta-list) |
1542 | session-buf (ediff-get-session-buffer elt)) | |
1543 | ||
fa2eb9ac MK |
1544 | (if (eq (ediff-get-session-status elt) from) |
1545 | (progn | |
1546 | (setq numMarked (1+ numMarked)) | |
bbe6126c MK |
1547 | (if (and (eq to ?I) (buffer-live-p session-buf)) |
1548 | ;; shouldn't hide active sessions | |
1549 | (setq active-sessions-exist t) | |
1550 | (ediff-set-session-status elt to))))) | |
fa2eb9ac | 1551 | (if (> numMarked 0) |
3af0304a | 1552 | (ediff-update-meta-buffer grp-buf 'must-redraw) |
fa2eb9ac MK |
1553 | (beep) |
1554 | (if unhide | |
1555 | (message "Nothing to reveal...") | |
1556 | (message "Nothing to hide..."))) | |
bbe6126c | 1557 | (if active-sessions-exist |
328b4b70 | 1558 | (message "Note: Ediff didn't hide active sessions!")) |
fa2eb9ac MK |
1559 | )) |
1560 | ||
3af0304a | 1561 | ;; Apply OPERATION to marked sessions. Operation expects one argument of type |
fa2eb9ac MK |
1562 | ;; meta-list member (not the first one), i.e., a regular session description. |
1563 | ;; Returns number of marked sessions on which operation was performed | |
1564 | (defun ediff-operate-on-marked-sessions (operation) | |
1565 | (let ((grp-buf (ediff-get-group-buffer ediff-meta-list)) | |
1566 | (meta-list (cdr ediff-meta-list)) | |
1567 | (marksym ?*) | |
1568 | (numMarked 0) | |
1569 | (sessionNum 0) | |
bd698e98 MK |
1570 | (diff-buffer ediff-meta-diff-buffer) |
1571 | session-buf elt) | |
fa2eb9ac MK |
1572 | (while meta-list |
1573 | (setq elt (car meta-list) | |
1574 | meta-list (cdr meta-list) | |
1575 | sessionNum (1+ sessionNum)) | |
bd698e98 MK |
1576 | (cond ((eq (ediff-get-session-status elt) marksym) |
1577 | (save-excursion | |
1578 | (setq numMarked (1+ numMarked)) | |
1579 | (funcall operation elt sessionNum))) | |
c3912d54 MK |
1580 | ;; The following goes into a session represented by a subdirectory |
1581 | ;; and applies operation to marked sessions there | |
6c83d99f JB |
1582 | ((and (ediff-meta-session-p elt) |
1583 | (ediff-buffer-live-p | |
bd698e98 MK |
1584 | (setq session-buf (ediff-get-session-buffer elt)))) |
1585 | (setq numMarked | |
6c83d99f | 1586 | (+ numMarked |
bd698e98 MK |
1587 | (ediff-with-current-buffer session-buf |
1588 | ;; pass meta-diff along | |
1589 | (setq ediff-meta-diff-buffer diff-buffer) | |
1590 | ;; collect diffs in child group | |
1591 | (ediff-operate-on-marked-sessions operation))))))) | |
328b4b70 | 1592 | (ediff-update-meta-buffer grp-buf 'must-redraw) ; just in case |
fa2eb9ac MK |
1593 | numMarked |
1594 | )) | |
1595 | ||
1596 | (defun ediff-append-custom-diff (session sessionNum) | |
1597 | (or (ediff-collect-diffs-metajob) | |
c3912d54 | 1598 | (error "Can't compute multifile patch in this context")) |
fa2eb9ac MK |
1599 | (let ((session-buf (ediff-get-session-buffer session)) |
1600 | (meta-diff-buff ediff-meta-diff-buffer) | |
1601 | (metajob ediff-metajob-name) | |
1602 | tmp-buf custom-diff-buf) | |
1603 | (if (ediff-buffer-live-p session-buf) | |
e756eb9f | 1604 | (ediff-with-current-buffer session-buf |
fa2eb9ac | 1605 | (if (eq ediff-control-buffer session-buf) ; individual session |
4ae69eac MK |
1606 | (progn |
1607 | (ediff-compute-custom-diffs-maybe) | |
1608 | (setq custom-diff-buf ediff-custom-diff-buffer))))) | |
fa2eb9ac MK |
1609 | |
1610 | (or (ediff-buffer-live-p meta-diff-buff) | |
c3912d54 | 1611 | (error "Ediff: something wrong--killed multiple diff's buffer")) |
fa2eb9ac MK |
1612 | |
1613 | (cond ((ediff-buffer-live-p custom-diff-buf) | |
c3912d54 MK |
1614 | ;; for live session buffers we do them first because the user may |
1615 | ;; have changed them with respect to the underlying files | |
fa2eb9ac MK |
1616 | (save-excursion |
1617 | (set-buffer meta-diff-buff) | |
1618 | (goto-char (point-max)) | |
1619 | (insert-buffer custom-diff-buf) | |
1620 | (insert "\n"))) | |
c3912d54 | 1621 | ;; if ediff session is not live, run diff directly on the files |
6c83d99f | 1622 | ((memq metajob '(ediff-directories |
4ae69eac MK |
1623 | ediff-merge-directories |
1624 | ediff-merge-directories-with-ancestor)) | |
fa2eb9ac MK |
1625 | ;; get diffs by calling shell command on ediff-custom-diff-program |
1626 | (save-excursion | |
1627 | (set-buffer (setq tmp-buf (get-buffer-create ediff-tmp-buffer))) | |
1628 | (erase-buffer) | |
1629 | (shell-command | |
1630 | (format "%s %s %s %s" | |
1631 | ediff-custom-diff-program ediff-custom-diff-options | |
bbe6126c MK |
1632 | (ediff-get-session-objA-name session) |
1633 | (ediff-get-session-objB-name session)) | |
fa2eb9ac MK |
1634 | t)) |
1635 | (save-excursion | |
1636 | (set-buffer meta-diff-buff) | |
1637 | (goto-char (point-max)) | |
1638 | (insert-buffer tmp-buf) | |
1639 | (insert "\n"))) | |
1640 | (t | |
c3912d54 MK |
1641 | (ediff-kill-buffer-carefully meta-diff-buff) |
1642 | (error "Session %d compares versions of file. Such session must be active to enable multifile patch collection" sessionNum ))) | |
4ae69eac | 1643 | )) |
fa2eb9ac MK |
1644 | |
1645 | (defun ediff-collect-custom-diffs () | |
1646 | "Collect custom diffs of marked sessions in buffer `*Ediff Multifile Diffs*'. | |
1647 | This operation is defined only for `ediff-directories' and | |
1648 | `ediff-directory-revisions', since its intent is to produce | |
3af0304a | 1649 | multifile patches. For `ediff-directory-revisions', we insist that |
fa2eb9ac MK |
1650 | all marked sessions must be active." |
1651 | (interactive) | |
1652 | (or (ediff-buffer-live-p ediff-meta-diff-buffer) | |
1653 | (setq ediff-meta-diff-buffer | |
1654 | (get-buffer-create | |
1655 | (ediff-unique-buffer-name "*Ediff Multifile Diffs" "*")))) | |
e756eb9f | 1656 | (ediff-with-current-buffer ediff-meta-diff-buffer |
c3912d54 | 1657 | (setq buffer-read-only nil) |
fa2eb9ac MK |
1658 | (erase-buffer)) |
1659 | (if (> (ediff-operate-on-marked-sessions 'ediff-append-custom-diff) 0) | |
1660 | ;; did something | |
3af0304a MK |
1661 | (progn |
1662 | (display-buffer ediff-meta-diff-buffer 'not-this-window) | |
1663 | (ediff-with-current-buffer ediff-meta-diff-buffer | |
1664 | (set-buffer-modified-p nil) | |
1665 | (setq buffer-read-only t))) | |
fa2eb9ac MK |
1666 | (beep) |
1667 | (message "No marked sessions found"))) | |
1668 | ||
bbe6126c MK |
1669 | (defun ediff-meta-show-patch () |
1670 | "Show the multi-file patch associated with this group session." | |
1671 | (interactive) | |
1672 | (let* ((pos (ediff-event-point last-command-event)) | |
1673 | (meta-buf (ediff-event-buffer last-command-event)) | |
1674 | (info (ediff-get-meta-info meta-buf pos 'noerror)) | |
1675 | (patchbuffer ediff-meta-patchbufer)) | |
1676 | (if (ediff-buffer-live-p patchbuffer) | |
e756eb9f | 1677 | (ediff-with-current-buffer patchbuffer |
bbe6126c MK |
1678 | (save-restriction |
1679 | (if (not info) | |
1680 | (widen) | |
1681 | (narrow-to-region | |
1682 | (ediff-get-session-objB-name info) | |
1683 | (ediff-get-session-objC-name info))) | |
1684 | (set-buffer (get-buffer-create ediff-tmp-buffer)) | |
1685 | (erase-buffer) | |
1686 | (insert-buffer patchbuffer) | |
1687 | (display-buffer ediff-tmp-buffer 'not-this-window) | |
1688 | )) | |
1689 | (error "The patch buffer wasn't found")))) | |
1690 | ||
6c83d99f | 1691 | |
3af0304a | 1692 | ;; This function executes in meta buffer. It knows where event happened. |
bbe6126c | 1693 | (defun ediff-filegroup-action () |
50a07e18 | 1694 | "Execute appropriate action for a selected session." |
fa2eb9ac MK |
1695 | (interactive) |
1696 | (let* ((pos (ediff-event-point last-command-event)) | |
1697 | (meta-buf (ediff-event-buffer last-command-event)) | |
1698 | ;; ediff-get-meta-info gives error if meta-buf or pos are invalid | |
1699 | (info (ediff-get-meta-info meta-buf pos)) | |
328b4b70 | 1700 | (session-buf (ediff-get-session-buffer info)) |
c004db97 | 1701 | (session-number (ediff-get-session-number-at-pos pos meta-buf)) |
81ef8960 | 1702 | (default-regexp (eval ediff-default-filtering-regexp)) |
328b4b70 | 1703 | merge-autostore-dir file1 file2 file3 regexp) |
fa2eb9ac | 1704 | |
328b4b70 | 1705 | (setq file1 (ediff-get-session-objA-name info) |
bbe6126c MK |
1706 | file2 (ediff-get-session-objB-name info) |
1707 | file3 (ediff-get-session-objC-name info)) | |
fa2eb9ac MK |
1708 | |
1709 | ;; make sure we don't start on hidden sessions | |
1710 | ;; ?H means marked for hiding. ?I means invalid (hidden). | |
bbe6126c | 1711 | (if (memq (ediff-get-session-status info) '(?I)) |
fa2eb9ac MK |
1712 | (progn |
1713 | (beep) | |
1714 | (if (y-or-n-p "This session is marked as hidden, unmark? ") | |
1715 | (progn | |
1716 | (ediff-set-session-status info nil) | |
328b4b70 | 1717 | (ediff-update-meta-buffer meta-buf nil session-number)) |
fa2eb9ac MK |
1718 | (error "Aborted")))) |
1719 | ||
e756eb9f | 1720 | (ediff-with-current-buffer meta-buf |
92c51e07 MK |
1721 | (setq merge-autostore-dir |
1722 | (ediff-get-group-merge-autostore-dir ediff-meta-list)) | |
fa2eb9ac MK |
1723 | (goto-char pos) ; if the user clicked on session--move point there |
1724 | ;; First handle sessions involving directories (which are themselves | |
1725 | ;; session groups) | |
1726 | ;; After that handle individual sessions | |
bd698e98 | 1727 | (cond ((ediff-meta-session-p info) |
fa2eb9ac MK |
1728 | ;; do ediff/ediff-merge on subdirectories |
1729 | (if (ediff-buffer-live-p session-buf) | |
1730 | (ediff-show-meta-buffer session-buf) | |
81ef8960 MK |
1731 | (setq regexp |
1732 | (read-string | |
1733 | (if (stringp default-regexp) | |
1734 | (format | |
1735 | "Filter through regular expression (default %s): " | |
1736 | default-regexp) | |
1737 | "Filter through regular expression: ") | |
1738 | nil | |
1739 | 'ediff-filtering-regexp-history | |
1740 | (eval ediff-default-filtering-regexp))) | |
fa2eb9ac MK |
1741 | (ediff-directories-internal |
1742 | file1 file2 file3 regexp | |
1743 | ediff-session-action-function | |
6c83d99f | 1744 | ediff-metajob-name |
3af0304a | 1745 | ;; make it update (car info) after startup |
6c83d99f | 1746 | `(list (lambda () |
086171bf MK |
1747 | ;; child session group should know its parent |
1748 | (setq ediff-parent-meta-buffer | |
1749 | (quote ,ediff-meta-buffer) | |
1750 | ediff-meta-session-number | |
1751 | ,session-number) | |
1752 | ;; and parent will know its child | |
1753 | (setcar (quote ,info) ediff-meta-buffer)))))) | |
fa2eb9ac MK |
1754 | |
1755 | ;; Do ediff-revision on a subdirectory | |
bbe6126c MK |
1756 | ((and (ediff-one-filegroup-metajob) |
1757 | (ediff-revision-metajob) | |
1758 | (file-directory-p file1)) | |
fa2eb9ac MK |
1759 | (if (ediff-buffer-live-p session-buf) |
1760 | (ediff-show-meta-buffer session-buf) | |
6c83d99f | 1761 | (setq regexp (read-string "Filter through regular expression: " |
fa2eb9ac MK |
1762 | nil 'ediff-filtering-regexp-history)) |
1763 | (ediff-directory-revisions-internal | |
1764 | file1 regexp | |
1765 | ediff-session-action-function ediff-metajob-name | |
3af0304a | 1766 | ;; make it update (car info) after startup |
6c83d99f | 1767 | `(list (lambda () |
086171bf MK |
1768 | ;; child session group should know its parent and |
1769 | ;; its number | |
1770 | (setq ediff-parent-meta-buffer | |
1771 | (quote ,ediff-meta-buffer) | |
1772 | ediff-meta-session-number | |
1773 | ,session-number) | |
1774 | ;; and parent will know its child | |
1775 | (setcar (quote ,info) ediff-meta-buffer)))))) | |
fa2eb9ac MK |
1776 | |
1777 | ;; From here on---only individual session handlers | |
1778 | ||
bbe6126c | 1779 | ;; handle an individual session with a live control buffer |
fa2eb9ac | 1780 | ((ediff-buffer-live-p session-buf) |
e756eb9f | 1781 | (ediff-with-current-buffer session-buf |
fa2eb9ac MK |
1782 | (setq ediff-mouse-pixel-position (mouse-pixel-position)) |
1783 | (ediff-recenter 'no-rehighlight))) | |
1784 | ||
1785 | ((ediff-problematic-session-p info) | |
1786 | (beep) | |
1787 | (if (y-or-n-p | |
3af0304a | 1788 | "This session has no ancestor. Merge without the ancestor? ") |
fa2eb9ac MK |
1789 | (ediff-merge-files |
1790 | file1 file2 | |
6c83d99f JB |
1791 | ;; provide startup hooks |
1792 | `(list (lambda () | |
3af0304a MK |
1793 | (add-hook |
1794 | 'ediff-after-quit-hook-internal | |
1795 | (lambda () | |
086171bf | 1796 | (if (ediff-buffer-live-p ,(current-buffer)) |
3af0304a | 1797 | (ediff-show-meta-buffer |
086171bf | 1798 | ,(current-buffer) ,session-number))) |
3af0304a | 1799 | nil 'local) |
086171bf | 1800 | (setq ediff-meta-buffer ,(current-buffer) |
328b4b70 | 1801 | ediff-meta-session-number |
086171bf | 1802 | ,session-number) |
92c51e07 | 1803 | (setq ediff-merge-store-file |
086171bf MK |
1804 | ,(if (ediff-nonempty-string-p |
1805 | merge-autostore-dir) | |
1806 | (concat | |
1807 | merge-autostore-dir | |
6de3983f | 1808 | ediff-merge-filename-prefix |
086171bf | 1809 | (file-name-nondirectory file1)) |
3af0304a | 1810 | )) |
92c51e07 MK |
1811 | ;; make ediff-startup pass |
1812 | ;; ediff-control-buffer back to the meta | |
1813 | ;; level; see below | |
fa2eb9ac | 1814 | (setcar |
086171bf | 1815 | (quote ,info) ediff-control-buffer)))) |
fa2eb9ac | 1816 | (error "Aborted"))) |
bbe6126c | 1817 | ((ediff-one-filegroup-metajob) ; needs 1 file arg |
fa2eb9ac MK |
1818 | (funcall ediff-session-action-function |
1819 | file1 | |
6c83d99f JB |
1820 | ;; provide startup hooks |
1821 | `(list (lambda () | |
086171bf MK |
1822 | (add-hook |
1823 | 'ediff-after-quit-hook-internal | |
1824 | (lambda () | |
1825 | (if (ediff-buffer-live-p | |
1826 | ,(current-buffer)) | |
1827 | (ediff-show-meta-buffer | |
1828 | ,(current-buffer) | |
1829 | ,session-number))) | |
1830 | nil 'local) | |
1831 | (setq ediff-meta-buffer ,(current-buffer) | |
1832 | ediff-meta-session-number | |
1833 | ,session-number) | |
1834 | (setq ediff-merge-store-file | |
1835 | ,(if (ediff-nonempty-string-p | |
1836 | merge-autostore-dir) | |
1837 | (concat | |
1838 | merge-autostore-dir | |
6de3983f | 1839 | ediff-merge-filename-prefix |
086171bf MK |
1840 | (file-name-nondirectory file1))) ) |
1841 | ;; make ediff-startup pass | |
1842 | ;; ediff-control-buffer back to the meta | |
1843 | ;; level; see below | |
1844 | (setcar | |
1845 | (quote ,info) ediff-control-buffer))))) | |
fa2eb9ac MK |
1846 | ((not (ediff-metajob3)) ; need 2 file args |
1847 | (funcall ediff-session-action-function | |
1848 | file1 file2 | |
6c83d99f JB |
1849 | ;; provide startup hooks |
1850 | `(list (lambda () | |
086171bf MK |
1851 | (add-hook |
1852 | 'ediff-after-quit-hook-internal | |
1853 | (lambda () | |
1854 | (if (ediff-buffer-live-p | |
1855 | ,(current-buffer)) | |
1856 | (ediff-show-meta-buffer | |
1857 | ,(current-buffer) | |
1858 | ,session-number))) | |
1859 | nil 'local) | |
1860 | (setq ediff-meta-buffer ,(current-buffer) | |
1861 | ediff-meta-session-number | |
1862 | ,session-number) | |
1863 | (setq ediff-merge-store-file | |
1864 | ,(if (ediff-nonempty-string-p | |
1865 | merge-autostore-dir) | |
1866 | (concat | |
1867 | merge-autostore-dir | |
6de3983f | 1868 | ediff-merge-filename-prefix |
086171bf MK |
1869 | (file-name-nondirectory file1))) ) |
1870 | ;; make ediff-startup pass | |
1871 | ;; ediff-control-buffer back to the meta | |
1872 | ;; level; see below | |
1873 | (setcar | |
1874 | (quote ,info) ediff-control-buffer))))) | |
fa2eb9ac MK |
1875 | ((ediff-metajob3) ; need 3 file args |
1876 | (funcall ediff-session-action-function | |
1877 | file1 file2 file3 | |
6c83d99f JB |
1878 | ;; arrange startup hooks |
1879 | `(list (lambda () | |
086171bf MK |
1880 | (add-hook |
1881 | 'ediff-after-quit-hook-internal | |
1882 | (lambda () | |
1883 | (if (ediff-buffer-live-p | |
1884 | ,(current-buffer)) | |
1885 | (ediff-show-meta-buffer | |
1886 | ,(current-buffer) | |
1887 | ,session-number))) | |
1888 | nil 'local) | |
1889 | (setq ediff-merge-store-file | |
1890 | ,(if (ediff-nonempty-string-p | |
1891 | merge-autostore-dir) | |
1892 | (concat | |
1893 | merge-autostore-dir | |
6de3983f | 1894 | ediff-merge-filename-prefix |
086171bf MK |
1895 | (file-name-nondirectory file1))) ) |
1896 | (setq ediff-meta-buffer , (current-buffer) | |
1897 | ediff-meta-session-number | |
1898 | ,session-number) | |
1899 | ;; this arranges that ediff-startup will pass | |
1900 | ;; the value of ediff-control-buffer back to | |
1901 | ;; the meta level, to the record in the meta | |
1902 | ;; list containing the information about the | |
1903 | ;; session associated with that | |
1904 | ;; ediff-control-buffer | |
1905 | (setcar | |
1906 | (quote ,info) ediff-control-buffer))))) | |
fa2eb9ac MK |
1907 | ) ; cond |
1908 | ) ; eval in meta-buf | |
1909 | )) | |
1910 | ||
1911 | (defun ediff-registry-action () | |
1912 | "Switch to a selected session." | |
1913 | (interactive) | |
1914 | (let* ((pos (ediff-event-point last-command-event)) | |
1915 | (buf (ediff-event-buffer last-command-event)) | |
1916 | (ctl-buf (ediff-get-meta-info buf pos))) | |
1917 | ||
1918 | (if (ediff-buffer-live-p ctl-buf) | |
1919 | ;; check if this is ediff-control-buffer or ediff-meta-buffer | |
e756eb9f | 1920 | (if (ediff-with-current-buffer ctl-buf |
fa2eb9ac MK |
1921 | (eq (key-binding "q") 'ediff-quit-meta-buffer)) |
1922 | ;; it's a meta-buffer -- last action should just display it | |
328b4b70 | 1923 | (ediff-show-meta-buffer ctl-buf t) |
fa2eb9ac | 1924 | ;; it's a session buffer -- invoke go back to session |
e756eb9f | 1925 | (ediff-with-current-buffer ctl-buf |
fa2eb9ac MK |
1926 | (setq ediff-mouse-pixel-position (mouse-pixel-position)) |
1927 | (ediff-recenter 'no-rehighlight))) | |
1928 | (beep) | |
1929 | (message "You've selected a stale session --- try again") | |
1930 | (ediff-update-registry)) | |
e756eb9f | 1931 | (ediff-with-current-buffer buf |
fa2eb9ac MK |
1932 | (goto-char pos)) |
1933 | )) | |
1934 | ||
1935 | ||
328b4b70 MK |
1936 | ;; If session number is t, means don't update meta buffer |
1937 | (defun ediff-show-meta-buffer (&optional meta-buf session-number) | |
fa2eb9ac MK |
1938 | "Show the session group buffer." |
1939 | (interactive) | |
657f9cb8 | 1940 | (run-hooks 'ediff-before-directory-setup-hooks) |
fa2eb9ac MK |
1941 | (let (wind frame silent) |
1942 | (if meta-buf (setq silent t)) | |
1943 | ||
1944 | (setq meta-buf (or meta-buf ediff-meta-buffer)) | |
1945 | (cond ((not (bufferp meta-buf)) | |
1946 | (error "This Ediff session is not part of a session group")) | |
1947 | ((not (ediff-buffer-live-p meta-buf)) | |
1948 | (error | |
1949 | "Can't find this session's group panel -- session itself is ok"))) | |
1950 | ||
328b4b70 MK |
1951 | (cond ((numberp session-number) |
1952 | (ediff-update-meta-buffer meta-buf nil session-number)) | |
1953 | ;; if session-number is t, don't update | |
1954 | (session-number) | |
1955 | (t (ediff-cleanup-meta-buffer meta-buf))) | |
1956 | ||
e756eb9f | 1957 | (ediff-with-current-buffer meta-buf |
fa2eb9ac MK |
1958 | (save-excursion |
1959 | (cond ((setq wind (ediff-get-visible-buffer-window meta-buf)) | |
1960 | (or silent | |
1961 | (message | |
1962 | "Already showing the group panel for this session")) | |
1963 | (set-window-buffer wind meta-buf) | |
1964 | (select-window wind)) | |
1965 | ((window-live-p (setq wind ediff-window-C)) ;in merge--merge buf | |
1966 | (set-window-buffer ediff-window-C meta-buf) | |
1967 | (select-window wind)) | |
1968 | ((window-live-p (setq wind ediff-window-A)) | |
1969 | (set-window-buffer ediff-window-A meta-buf) | |
1970 | (select-window wind)) | |
1971 | ((window-live-p (setq wind ediff-window-B)) | |
1972 | (set-window-buffer ediff-window-B meta-buf) | |
1973 | (select-window wind)) | |
1974 | ((and | |
1975 | (setq wind | |
1976 | (ediff-get-visible-buffer-window ediff-registry-buffer)) | |
1977 | (ediff-window-display-p)) | |
1978 | (select-window wind) | |
1979 | (other-window 1) | |
1980 | (set-window-buffer (selected-window) meta-buf)) | |
1981 | (t (ediff-skip-unsuitable-frames 'ok-unsplittable) | |
1982 | (set-window-buffer (selected-window) meta-buf))) | |
1983 | )) | |
4ae69eac | 1984 | (if (and (ediff-window-display-p) |
6c83d99f | 1985 | (window-live-p |
4ae69eac | 1986 | (setq wind (ediff-get-visible-buffer-window meta-buf)))) |
fa2eb9ac | 1987 | (progn |
4ae69eac | 1988 | (setq frame (window-frame wind)) |
fa2eb9ac MK |
1989 | (raise-frame frame) |
1990 | (ediff-reset-mouse frame))) | |
50a07e18 MK |
1991 | (sit-for 0) ; sometimes needed to synch the display and ensure that the |
1992 | ; point ends up after the just completed session | |
fa2eb9ac MK |
1993 | (run-hooks 'ediff-show-session-group-hook) |
1994 | )) | |
1995 | ||
328b4b70 MK |
1996 | (defun ediff-show-current-session-meta-buffer () |
1997 | (interactive) | |
1998 | (ediff-show-meta-buffer nil ediff-meta-session-number)) | |
1999 | ||
fa2eb9ac MK |
2000 | (defun ediff-show-meta-buff-from-registry () |
2001 | "Display the session group buffer for a selected session group." | |
2002 | (interactive) | |
2003 | (let* ((pos (ediff-event-point last-command-event)) | |
2004 | (meta-buf (ediff-event-buffer last-command-event)) | |
2005 | (info (ediff-get-meta-info meta-buf pos)) | |
2006 | (meta-or-session-buf info)) | |
e756eb9f | 2007 | (ediff-with-current-buffer meta-or-session-buf |
328b4b70 | 2008 | (ediff-show-meta-buffer nil t)))) |
fa2eb9ac MK |
2009 | |
2010 | ;;;###autoload | |
2011 | (defun ediff-show-registry () | |
2012 | "Display Ediff's registry." | |
2013 | (interactive) | |
2014 | (ediff-update-registry) | |
2015 | (if (not (ediff-buffer-live-p ediff-registry-buffer)) | |
2016 | (error "No active Ediff sessions or corrupted session registry")) | |
2017 | (let (wind frame) | |
2018 | ;; for some reason, point moves in ediff-registry-buffer, so we preserve it | |
4ae69eac | 2019 | ;; explicitly |
e756eb9f | 2020 | (ediff-with-current-buffer ediff-registry-buffer |
fa2eb9ac MK |
2021 | (save-excursion |
2022 | (cond ((setq wind | |
2023 | (ediff-get-visible-buffer-window ediff-registry-buffer)) | |
2024 | (message "Already showing the registry") | |
2025 | (set-window-buffer wind ediff-registry-buffer) | |
2026 | (select-window wind)) | |
2027 | ((window-live-p ediff-window-C) | |
2028 | (set-window-buffer ediff-window-C ediff-registry-buffer) | |
2029 | (select-window ediff-window-C)) | |
2030 | ((window-live-p ediff-window-A) | |
2031 | (set-window-buffer ediff-window-A ediff-registry-buffer) | |
2032 | (select-window ediff-window-A)) | |
2033 | ((window-live-p ediff-window-B) | |
2034 | (set-window-buffer ediff-window-B ediff-registry-buffer) | |
2035 | (select-window ediff-window-B)) | |
2036 | ((and (setq wind | |
2037 | (ediff-get-visible-buffer-window ediff-meta-buffer)) | |
2038 | (ediff-window-display-p)) | |
2039 | (select-window wind) | |
2040 | (other-window 1) | |
2041 | (set-window-buffer (selected-window) ediff-registry-buffer)) | |
2042 | (t (ediff-skip-unsuitable-frames 'ok-unsplittable) | |
2043 | (set-window-buffer (selected-window) ediff-registry-buffer))) | |
2044 | )) | |
2045 | (if (ediff-window-display-p) | |
2046 | (progn | |
6c83d99f | 2047 | (setq frame |
fa2eb9ac MK |
2048 | (window-frame |
2049 | (ediff-get-visible-buffer-window ediff-registry-buffer))) | |
2050 | (raise-frame frame) | |
2051 | (ediff-reset-mouse frame))) | |
2052 | (run-hooks 'ediff-show-registry-hook) | |
2053 | )) | |
2054 | ||
2055 | ;;;###autoload | |
2056 | (defalias 'eregistry 'ediff-show-registry) | |
2057 | ||
3af0304a | 2058 | ;; If meta-buf doesn't exist, it is created. In that case, id doesn't have a |
fa2eb9ac MK |
2059 | ;; parent meta-buf |
2060 | ;; Check if META-BUF exists before calling this function | |
328b4b70 | 2061 | ;; Optional MUST-REDRAW, if non-nil, would force redrawal of the whole meta |
3af0304a | 2062 | ;; buffer. Otherwise, it will just go over the buffer and update activity marks |
328b4b70 MK |
2063 | ;; and session status. |
2064 | ;; SESSION-NUMBER, if specified, says which session caused the update. | |
2065 | (defun ediff-update-meta-buffer (meta-buf &optional must-redraw session-number) | |
2066 | (if (ediff-buffer-live-p meta-buf) | |
2067 | (ediff-with-current-buffer meta-buf | |
3af0304a MK |
2068 | (let (overl) |
2069 | (cond (must-redraw ; completely redraw the meta buffer | |
2070 | (funcall ediff-meta-redraw-function ediff-meta-list)) | |
2071 | ((numberp session-number) ; redraw only for the given session | |
2072 | (ediff-update-session-marker-in-dir-meta-buffer | |
2073 | session-number)) | |
2074 | (t ; update what changed only, but scan the entire meta buffer | |
2075 | (ediff-update-markers-in-dir-meta-buffer ediff-meta-list))) | |
2076 | (setq overl (ediff-get-meta-overlay-at-pos (point))) | |
2077 | ;; skip the invisible sessions | |
2078 | (while (and overl (ediff-overlay-get overl 'invisible)) | |
2079 | (ediff-next-meta-item1) | |
2080 | (setq overl (ediff-get-meta-overlay-at-pos (point)))) | |
2081 | )))) | |
fa2eb9ac MK |
2082 | |
2083 | (defun ediff-update-registry () | |
e756eb9f | 2084 | (ediff-with-current-buffer (current-buffer) |
fa2eb9ac MK |
2085 | (if (ediff-buffer-live-p ediff-registry-buffer) |
2086 | (ediff-redraw-registry-buffer) | |
6c83d99f | 2087 | (ediff-prepare-meta-buffer |
fa2eb9ac MK |
2088 | 'ediff-registry-action |
2089 | ediff-session-registry | |
2090 | "*Ediff Registry" | |
2091 | 'ediff-redraw-registry-buffer | |
2092 | 'ediff-registry)) | |
2093 | )) | |
2094 | ||
6c83d99f | 2095 | ;; If meta-buf exists, it is redrawn along with parent. |
92c51e07 | 2096 | ;; Otherwise, nothing happens. |
fa2eb9ac MK |
2097 | (defun ediff-cleanup-meta-buffer (meta-buffer) |
2098 | (if (ediff-buffer-live-p meta-buffer) | |
e756eb9f | 2099 | (ediff-with-current-buffer meta-buffer |
fa2eb9ac MK |
2100 | (ediff-update-meta-buffer meta-buffer) |
2101 | (if (ediff-buffer-live-p ediff-parent-meta-buffer) | |
328b4b70 MK |
2102 | (ediff-update-meta-buffer |
2103 | ediff-parent-meta-buffer nil ediff-meta-session-number))))) | |
fa2eb9ac | 2104 | |
328b4b70 | 2105 | ;; t if no session is in progress |
fa2eb9ac MK |
2106 | (defun ediff-safe-to-quit (meta-buffer) |
2107 | (if (ediff-buffer-live-p meta-buffer) | |
2108 | (let ((lis ediff-meta-list) | |
2109 | (cont t) | |
2110 | buffer-read-only) | |
328b4b70 | 2111 | ;;(ediff-update-meta-buffer meta-buffer) |
e756eb9f | 2112 | (ediff-with-current-buffer meta-buffer |
fa2eb9ac MK |
2113 | (setq lis (cdr lis)) ; discard the description part of meta-list |
2114 | (while (and cont lis) | |
2115 | (if (ediff-buffer-live-p | |
2116 | (ediff-get-group-buffer lis)) ; in progress | |
2117 | (setq cont nil)) | |
2118 | (setq lis (cdr lis))) | |
2119 | cont)))) | |
2120 | ||
2121 | (defun ediff-quit-meta-buffer () | |
92c51e07 | 2122 | "If the group has no active session, delete the meta buffer. |
fa2eb9ac MK |
2123 | If no session is in progress, ask to confirm before deleting meta buffer. |
2124 | Otherwise, bury the meta buffer. | |
2125 | If this is a session registry buffer then just bury it." | |
2126 | (interactive) | |
2127 | (let* ((buf (current-buffer)) | |
2128 | (dir-diffs-buffer ediff-dir-diffs-buffer) | |
2129 | (meta-diff-buffer ediff-meta-diff-buffer) | |
328b4b70 | 2130 | (session-number ediff-meta-session-number) |
fa2eb9ac MK |
2131 | (parent-buf ediff-parent-meta-buffer) |
2132 | (dont-show-registry (eq buf ediff-registry-buffer))) | |
2133 | (if dont-show-registry | |
2134 | (bury-buffer) | |
328b4b70 | 2135 | ;;(ediff-cleanup-meta-buffer buf) |
fa2eb9ac MK |
2136 | (cond ((and (ediff-safe-to-quit buf) |
2137 | (y-or-n-p "Quit this session group? ")) | |
92c51e07 | 2138 | (run-hooks 'ediff-quit-session-group-hook) |
bbe6126c | 2139 | (message "") |
fa2eb9ac MK |
2140 | (ediff-dispose-of-meta-buffer buf)) |
2141 | ((ediff-safe-to-quit buf) | |
2142 | (bury-buffer)) | |
2143 | (t | |
bbe6126c MK |
2144 | (error |
2145 | "This session group has active sessions---cannot exit"))) | |
328b4b70 | 2146 | (ediff-update-meta-buffer parent-buf nil session-number) |
fa2eb9ac MK |
2147 | (ediff-kill-buffer-carefully dir-diffs-buffer) |
2148 | (ediff-kill-buffer-carefully meta-diff-buffer) | |
2149 | (if (ediff-buffer-live-p parent-buf) | |
2150 | (progn | |
2151 | (setq dont-show-registry t) | |
328b4b70 | 2152 | (ediff-show-meta-buffer parent-buf session-number))) |
fa2eb9ac MK |
2153 | ) |
2154 | (or dont-show-registry | |
2155 | (ediff-show-registry)))) | |
2156 | ||
2157 | (defun ediff-dispose-of-meta-buffer (buf) | |
2158 | (setq ediff-session-registry (delq buf ediff-session-registry)) | |
e756eb9f | 2159 | (ediff-with-current-buffer buf |
fa2eb9ac MK |
2160 | (if (ediff-buffer-live-p ediff-dir-diffs-buffer) |
2161 | (kill-buffer ediff-dir-diffs-buffer))) | |
2162 | (kill-buffer buf)) | |
6c83d99f | 2163 | |
fa2eb9ac | 2164 | |
4ae69eac | 2165 | ;; Obtain information on a meta record where the user clicked or typed |
fa2eb9ac MK |
2166 | ;; BUF is the buffer where this happened and POINT is the position |
2167 | ;; If optional NOERROR arg is given, don't report error and return nil if no | |
2168 | ;; meta info is found on line. | |
2169 | (defun ediff-get-meta-info (buf point &optional noerror) | |
2170 | (let (result olist tmp) | |
2171 | (if (and point (ediff-buffer-live-p buf)) | |
e756eb9f | 2172 | (ediff-with-current-buffer buf |
50a07e18 MK |
2173 | (ediff-cond-compile-for-xemacs-or-emacs |
2174 | (setq result ; xemacs | |
2175 | (if (setq tmp (extent-at point buf 'ediff-meta-info)) | |
2176 | (ediff-overlay-get tmp 'ediff-meta-info))) | |
2177 | (progn ; emacs | |
2178 | (setq olist (overlays-at point)) | |
2179 | (setq olist | |
2180 | (mapcar (lambda (elt) | |
2181 | (unless (overlay-get elt 'invisible) | |
2182 | (overlay-get elt 'ediff-meta-info))) | |
2183 | olist)) | |
2184 | (while (and olist (null (car olist))) | |
2185 | (setq olist (cdr olist))) | |
2186 | (setq result (car olist))) | |
2187 | ) | |
2188 | )) | |
fa2eb9ac MK |
2189 | (if result |
2190 | result | |
2191 | (if noerror | |
2192 | nil | |
2193 | (ediff-update-registry) | |
2194 | (error "No session info in this line"))))) | |
2195 | ||
328b4b70 MK |
2196 | |
2197 | (defun ediff-get-meta-overlay-at-pos (point) | |
50a07e18 MK |
2198 | (ediff-cond-compile-for-xemacs-or-emacs |
2199 | (extent-at point (current-buffer) 'ediff-meta-info) ; xemacs | |
2200 | ;; emacs | |
2201 | (let* ((overl-list (overlays-at point)) | |
2202 | (overl (car overl-list))) | |
2203 | (while (and overl (null (overlay-get overl 'ediff-meta-info))) | |
2204 | (setq overl-list (cdr overl-list) | |
2205 | overl (car overl-list))) | |
2206 | overl) | |
2207 | ) | |
2208 | ) | |
328b4b70 | 2209 | |
c004db97 MK |
2210 | (defsubst ediff-get-session-number-at-pos (point &optional meta-buffer) |
2211 | (setq meta-buffer (if (ediff-buffer-live-p meta-buffer) | |
2212 | meta-buffer | |
2213 | (current-buffer))) | |
2214 | (ediff-with-current-buffer meta-buffer | |
2215 | (ediff-overlay-get | |
2216 | (ediff-get-meta-overlay-at-pos point) 'ediff-meta-session-number))) | |
328b4b70 MK |
2217 | |
2218 | ||
2219 | ;; Return location of the next meta overlay after point | |
fa2eb9ac | 2220 | (defun ediff-next-meta-overlay-start (point) |
bbe6126c MK |
2221 | (if (eobp) |
2222 | (goto-char (point-min)) | |
328b4b70 | 2223 | (let ((overl (ediff-get-meta-overlay-at-pos point))) |
50a07e18 MK |
2224 | (ediff-cond-compile-for-xemacs-or-emacs |
2225 | (progn ; xemacs | |
2226 | (if overl | |
2227 | (setq overl (next-extent overl)) | |
2228 | (setq overl (next-extent (current-buffer)))) | |
2229 | (if overl | |
2230 | (extent-start-position overl) | |
2231 | (point-max))) | |
2232 | ;; emacs | |
2233 | (if overl | |
2234 | ;; note: end of current overlay is the beginning of the next one | |
2235 | (overlay-end overl) | |
2236 | (next-overlay-change point)) | |
2237 | ) | |
2238 | ) | |
bbe6126c | 2239 | )) |
fa2eb9ac | 2240 | |
328b4b70 | 2241 | |
fa2eb9ac | 2242 | (defun ediff-previous-meta-overlay-start (point) |
bbe6126c MK |
2243 | (if (bobp) |
2244 | (goto-char (point-max)) | |
328b4b70 | 2245 | (let ((overl (ediff-get-meta-overlay-at-pos point))) |
50a07e18 MK |
2246 | (ediff-cond-compile-for-xemacs-or-emacs |
2247 | (progn | |
2248 | (if overl | |
2249 | (setq overl (previous-extent overl)) | |
2250 | (setq overl (previous-extent (current-buffer)))) | |
2251 | (if overl | |
2252 | (extent-start-position overl) | |
2253 | (point-min))) | |
2254 | (progn | |
2255 | (if overl (setq point (overlay-start overl))) | |
2256 | ;; to get to the beginning of prev overlay | |
2257 | (if (not (bobp)) | |
2258 | ;; trick to overcome an emacs bug--doesn't always find previous | |
2259 | ;; overlay change correctly | |
2260 | (setq point (1- point))) | |
2261 | (setq point (previous-overlay-change point)) | |
2262 | ;; If we are not over an overlay after subtracting 1, it means we are | |
2263 | ;; in the description area preceding session records. In this case, | |
2264 | ;; goto the top of the registry buffer. | |
2265 | (or (car (overlays-at point)) | |
2266 | (setq point (point-min))) | |
2267 | point) | |
2268 | ) | |
2269 | ))) | |
bbe6126c MK |
2270 | |
2271 | ;; this is the action invoked when the user selects a patch from the meta | |
2272 | ;; buffer. | |
2273 | (defun ediff-patch-file-form-meta (file &optional startup-hooks) | |
2274 | (let* ((pos (ediff-event-point last-command-event)) | |
2275 | (meta-buf (ediff-event-buffer last-command-event)) | |
2276 | ;; ediff-get-meta-info gives error if meta-buf or pos are invalid | |
2277 | (info (ediff-get-meta-info meta-buf pos)) | |
2278 | (meta-patchbuf ediff-meta-patchbufer) | |
2279 | session-buf beg-marker end-marker) | |
2280 | ||
2281 | (if (or (file-directory-p file) (string-match "/dev/null" file)) | |
2282 | (error "`%s' is not an ordinary file" (file-name-as-directory file))) | |
2283 | (setq session-buf (ediff-get-session-buffer info) | |
2284 | beg-marker (ediff-get-session-objB-name info) | |
2285 | end-marker (ediff-get-session-objC-name info)) | |
2286 | ||
2287 | (or (ediff-buffer-live-p session-buf) ; either an active patch session | |
2288 | (null session-buf) ; or it is a virgin session | |
2289 | (error | |
743a79af | 2290 | "Patch has already been applied to this file -- can't repeat!")) |
bbe6126c | 2291 | |
e756eb9f | 2292 | (ediff-with-current-buffer meta-patchbuf |
bbe6126c MK |
2293 | (save-restriction |
2294 | (widen) | |
2295 | (narrow-to-region beg-marker end-marker) | |
2296 | (ediff-patch-file-internal meta-patchbuf file startup-hooks))))) | |
2297 | ||
2298 | ||
3ec8facd KH |
2299 | (defun ediff-unmark-all-for-operation () |
2300 | "Unmark all sessions marked for operation." | |
2301 | (interactive) | |
3af0304a MK |
2302 | (let ((list (cdr ediff-meta-list)) |
2303 | elt) | |
3ec8facd KH |
2304 | (while (setq elt (car list)) |
2305 | (ediff-mark-session-for-operation elt 'unmark) | |
2306 | (setq list (cdr list)))) | |
2307 | (ediff-update-meta-buffer (current-buffer) 'must-redraw)) | |
2308 | ||
2309 | (defun ediff-unmark-all-for-hiding () | |
2310 | "Unmark all sessions marked for hiding." | |
2311 | (interactive) | |
3af0304a MK |
2312 | (let ((list (cdr ediff-meta-list)) |
2313 | elt) | |
3ec8facd KH |
2314 | (while (setq elt (car list)) |
2315 | (ediff-mark-session-for-hiding elt 'unmark) | |
2316 | (setq list (cdr list)))) | |
2317 | (ediff-update-meta-buffer (current-buffer) 'must-redraw)) | |
2318 | ||
2319 | ||
b9fe4732 MK |
2320 | ;; ACTION is ?h, ?m, ?=: to mark for hiding, mark for operation, or simply |
2321 | ;; indicate which are equal files | |
2322 | (defun ediff-meta-mark-equal-files (&optional action) | |
2323 | "Run through the session list and mark identical files. | |
2324 | This is used only for sessions that involve 2 or 3 files at the same time. | |
2325 | ACTION is an optional argument that can be ?h, ?m, ?=, to mark for hiding, mark | |
2326 | for operation, or simply indicate which are equal files. If it is nil, then | |
2327 | last-command-char is used to decide which action to take." | |
bbe6126c | 2328 | (interactive) |
b9fe4732 MK |
2329 | (if (null action) |
2330 | (setq action last-command-char)) | |
bbe6126c | 2331 | (let ((list (cdr ediff-meta-list)) |
3ec8facd | 2332 | marked1 marked2 marked3 |
bbe6126c | 2333 | fileinfo1 fileinfo2 fileinfo3 elt) |
3af0304a | 2334 | (message "Comparing files ...") |
bbe6126c MK |
2335 | (while (setq elt (car list)) |
2336 | (setq fileinfo1 (ediff-get-session-objA elt) | |
2337 | fileinfo2 (ediff-get-session-objB elt) | |
2338 | fileinfo3 (ediff-get-session-objC elt)) | |
2339 | (ediff-set-file-eqstatus fileinfo1 nil) | |
2340 | (ediff-set-file-eqstatus fileinfo2 nil) | |
2341 | (ediff-set-file-eqstatus fileinfo3 nil) | |
2342 | ||
3ec8facd KH |
2343 | (setq marked1 t |
2344 | marked2 t | |
2345 | marked3 t) | |
2346 | (or (ediff-mark-if-equal fileinfo1 fileinfo2) | |
2347 | (setq marked1 nil)) | |
bbe6126c MK |
2348 | (if (ediff-metajob3) |
2349 | (progn | |
3ec8facd KH |
2350 | (or (ediff-mark-if-equal fileinfo1 fileinfo3) |
2351 | (setq marked2 nil)) | |
2352 | (or (ediff-mark-if-equal fileinfo2 fileinfo3) | |
2353 | (setq marked3 nil)))) | |
2354 | (if (and marked1 marked2 marked3) | |
b9fe4732 | 2355 | (cond ((eq action ?h) |
3ec8facd | 2356 | (ediff-mark-session-for-hiding elt 'mark)) |
b9fe4732 | 2357 | ((eq action ?m) |
3ec8facd KH |
2358 | (ediff-mark-session-for-operation elt 'mark)) |
2359 | )) | |
3af0304a MK |
2360 | (setq list (cdr list))) |
2361 | (message "Comparing files ... Done")) | |
17561e4f | 2362 | (setq ediff-recurse-to-subdirectories nil) |
328b4b70 | 2363 | (ediff-update-meta-buffer (current-buffer) 'must-redraw)) |
bbe6126c MK |
2364 | |
2365 | ;; mark files 1 and 2 as equal, if they are. | |
3ec8facd | 2366 | ;; returns t, if something was marked |
bbe6126c | 2367 | (defun ediff-mark-if-equal (fileinfo1 fileinfo2) |
328b4b70 MK |
2368 | (let ((f1 (car fileinfo1)) |
2369 | (f2 (car fileinfo2))) | |
17561e4f MK |
2370 | (if (and (stringp f1) (stringp f2) (ediff-same-contents f1 f2)) |
2371 | (progn | |
2372 | (ediff-set-file-eqstatus fileinfo1 t) | |
2373 | (ediff-set-file-eqstatus fileinfo2 t) | |
2374 | )) | |
3ec8facd | 2375 | )) |
bbe6126c | 2376 | |
fa2eb9ac MK |
2377 | |
2378 | ||
2379 | ;;; Local Variables: | |
2380 | ;;; eval: (put 'ediff-defvar-local 'lisp-indent-hook 'defun) | |
e756eb9f MK |
2381 | ;;; eval: (put 'ediff-with-current-buffer 'lisp-indent-hook 1) |
2382 | ;;; eval: (put 'ediff-with-current-buffer 'edebug-form-spec '(form body)) | |
fa2eb9ac MK |
2383 | ;;; End: |
2384 | ||
ab5796a9 | 2385 | ;;; arch-tag: c8a76898-f96f-4d9c-be9d-129134017188 |
eb4daa01 | 2386 | ;;; ediff-mult.el ends here |