1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
|
;; -*-Emacs-Lisp-*-
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
;; File: default-dir.el
;; RCS:
;; Version: #Revision: 1.5 $
;; Description: Defines the function default-directory, for fancy handling
;; of the initial contents in the minibuffer when reading
;; file names.
;; Authors: Sebastian Kremer <sk@thp.uni-koeln.de>
;; Sandy Rutherford <sandy@ibm550.sissa.it>
;; Created: Sun Jul 18 11:38:06 1993 by sandy on ibm550
;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 1, or (at your option)
;; any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING. If not, write to
;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
(provide 'default-dir)
(require 'efs-ovwrt)
(defconst default-dir-emacs-variant
(cond ((string-match "XEmacs" emacs-version) 'xemacs)
((>= (string-to-int (substring emacs-version 0 2)) 19) 'fsf-19)
(t 'fsf-18)))
(defconst default-dir-find-file-takes-coding-system
(and (eq default-dir-emacs-variant 'xemacs)
(>= (string-to-int (substring emacs-version 0 2)) 20)))
;;;###autoload
(defvar default-directory-function nil
"A function to call to compute the default-directory for the current buffer.
If this is nil, the function default-directory will return the value of the
variable default-directory.
Buffer local.")
(make-variable-buffer-local 'default-directory-function)
;; As a bonus we give shell-command history if possible.
(defvar shell-command-history nil
"History list of previous shell commands.")
(defun default-directory ()
" Returns the default-directory for the current buffer.
Will use the variable default-directory-function if it non-nil."
(if default-directory-function
(funcall default-directory-function)
(if (eq default-dir-emacs-variant 'xemacs)
(abbreviate-file-name default-directory t)
(abbreviate-file-name default-directory))))
;;; Overloads
(cond
((or (featurep 'mule)
(boundp 'MULE))
(defun default-dir-find-file (file &optional coding-system)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Find file: " (default-directory)))
(and current-prefix-arg
(read-coding-system "Coding-system: "))))
(default-dir-real-find-file file coding-system))
(defun default-dir-find-file-other-window (file &optional coding-system)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Find file in other window: " (default-directory)))
(and current-prefix-arg
(read-coding-system "Coding-system: "))))
(default-dir-real-find-file-other-window file coding-system))
(defun default-dir-find-file-read-only (file &optional coding-system)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Find file read-only: " (default-directory) nil t))
(and current-prefix-arg
(read-coding-system "Coding-system: "))))
(default-dir-real-find-file-read-only file coding-system))
(if (fboundp 'find-file-read-only-other-window)
(progn
(defun default-dir-find-file-read-only-other-window
(file &optional coding-system)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name
"Find file read-only in other window: "
(default-directory) nil t))
(and current-prefix-arg
(read-coding-system "Coding-system: "))))
(default-dir-real-find-file-read-only-other-window file
coding-system))))
(if (fboundp 'find-file-other-frame)
(progn
(defun default-dir-find-file-other-frame
(file &optional coding-system)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Find file in other frame: "
(default-directory)))
(and current-prefix-arg
(read-coding-system "Coding-system: "))))
(default-dir-real-find-file-other-frame file
coding-system))))
(if (fboundp 'find-file-read-only-other-frame)
(progn
(defun default-dir-find-file-read-only-other-frame
(file &optional coding-system)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Find file read-only in other frame: "
(default-directory) nil t))
(and current-prefix-arg
(read-coding-system "Coding-system: "))))
(default-dir-real-find-file-read-only-other-frame file
coding-system)))))
(default-dir-find-file-takes-coding-system
;; This lossage is due to the fact that XEmacs 20.x without mule
;; still accepts an optional argument for find-file related
;; functions. Things like advice.el insist on passing nil for
;; optional arguments, and the interaction screws things up.
;; Therefore these functions accept an optional dummy coding-system
;; argument.
(defun default-dir-find-file (file &optional coding-system)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Find file: " (default-directory)))))
(default-dir-real-find-file file))
(defun default-dir-find-file-other-window (file &optional coding-system)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Find file in other window: " (default-directory)))))
(default-dir-real-find-file-other-window file))
(defun default-dir-find-file-read-only (file &optional coding-system)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Find file read-only: " (default-directory) nil t))))
(default-dir-real-find-file-read-only file))
(if (fboundp 'find-file-read-only-other-window)
(progn
(defun default-dir-find-file-read-only-other-window
(file &optional coding-system)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name
"Find file read-only in other window: "
(default-directory) nil t))))
(default-dir-real-find-file-read-only-other-window file))))
(if (fboundp 'find-file-other-frame)
(progn
(defun default-dir-find-file-other-frame
(file &optional coding-system)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Find file in other frame: "
(default-directory)))))
(default-dir-real-find-file-other-frame file))))
(if (fboundp 'find-file-read-only-other-frame)
(progn
(defun default-dir-find-file-read-only-other-frame
(file &optional coding-system)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Find file read-only in other frame: "
(default-directory) nil t))))
(default-dir-real-find-file-read-only-other-frame file)))))
(t
(defun default-dir-find-file (file)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Find file: " (default-directory)))))
(default-dir-real-find-file file))
(defun default-dir-find-file-other-window (file)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Find file in other window: " (default-directory)))))
(default-dir-real-find-file-other-window file))
(defun default-dir-find-file-read-only (file)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Find file read-only: " (default-directory) nil t))))
(default-dir-real-find-file-read-only file))
(if (fboundp 'find-file-read-only-other-window)
(progn
(defun default-dir-find-file-read-only-other-window (file)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name
"Find file read-only in other window: "
(default-directory) nil t))))
(default-dir-real-find-file-read-only-other-window file))))
(if (fboundp 'find-file-other-frame)
(progn
(defun default-dir-find-file-other-frame (file)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Find file in other frame: "
(default-directory)))))
(default-dir-real-find-file-other-frame file))))
(if (fboundp 'find-file-read-only-other-frame)
(progn
(defun default-dir-find-file-read-only-other-frame (file)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Find file read-only in other frame: "
(default-directory) nil t))))
(default-dir-real-find-file-read-only-other-frame file))))))
(efs-overwrite-fn "default-dir" 'find-file 'default-dir-find-file)
(efs-overwrite-fn "default-dir" 'find-file-other-window
'default-dir-find-file-other-window)
(if (fboundp 'find-file-other-frame)
(efs-overwrite-fn "default-dir" 'find-file-other-frame
'default-dir-find-file-other-frame))
(efs-overwrite-fn "default-dir" 'find-file-read-only
'default-dir-find-file-read-only)
(if (fboundp 'find-file-read-only-other-window)
(efs-overwrite-fn "default-dir" 'find-file-read-only-other-window
'default-dir-find-file-read-only-other-window))
(if (fboundp 'find-file-read-only-other-frame)
(efs-overwrite-fn "default-dir" 'find-file-read-only-other-frame
'default-dir-find-file-read-only-other-frame))
(defun default-dir-load-file (file)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Load file: " (default-directory) nil t))))
(default-dir-real-load-file file))
(efs-overwrite-fn "default-dir" 'load-file 'default-dir-load-file)
(condition-case nil
(require 'view-less)
(error (require 'view)))
(defun default-dir-view-file (file)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "View file: " (default-directory) nil t))))
(default-dir-real-view-file file))
(efs-overwrite-fn "default-dir" 'view-file 'default-dir-view-file)
(if (fboundp 'view-file-other-window)
(progn
(defun default-dir-view-file-other-window (file)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "View file in other window: "
(default-directory) nil t))))
(default-dir-real-view-file-other-window file))
(efs-overwrite-fn "default-dir" 'view-file-other-window
'default-dir-view-file-other-window)))
(if (fboundp 'view-file-other-frame)
(progn
(defun default-dir-view-file-other-frame (file)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "View file in other frame: "
(default-directory) nil t))))
(default-dir-real-view-file-other-frame file))
(efs-overwrite-fn "default-dir" 'view-file-other-frame
'default-dir-view-file-other-frame)))
(defun default-dir-shell-command (command &optional output-buffer)
"Documented as original"
(interactive
(list
(let ((prompt (format "Shell command in %s: " (default-directory))))
(cond
((eq default-dir-emacs-variant 'xemacs)
(read-shell-command "Shell command: "))
((eq default-dir-emacs-variant 'fsf-19)
(read-from-minibuffer prompt nil nil nil 'shell-command-history))
((featurep 'gmhist)
(let ((minibuffer-history-symbol 'shell-command-history))
(read-string prompt)))
(t (read-string prompt))))
current-prefix-arg))
(let ((default-directory (expand-file-name (default-directory))))
(default-dir-real-shell-command command output-buffer)))
(efs-overwrite-fn "default-dir" 'shell-command 'default-dir-shell-command)
(defun default-dir-cd (dir)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Change default directory: " (default-directory)))))
(default-dir-real-cd dir))
(efs-overwrite-fn "default-dir" 'cd 'default-dir-cd)
(defun default-dir-set-visited-file-name (filename)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Set visited file name: " (default-directory)))))
(default-dir-real-set-visited-file-name filename))
(efs-overwrite-fn "default-dir" 'set-visited-file-name
'default-dir-set-visited-file-name)
(defun default-dir-insert-file (filename &rest args)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Insert file: " (default-directory) nil t))))
(apply 'default-dir-real-insert-file filename args))
(efs-overwrite-fn "default-dir" 'insert-file 'default-dir-insert-file)
(defun default-dir-append-to-file (start end filename &rest args)
"Documented as original"
(interactive
(progn
(or (mark) (error "The mark is not set now"))
(list
(min (mark) (point))
(max (mark) (point))
(expand-file-name
(read-file-name "Append to file: " (default-directory))))))
(apply 'default-dir-real-append-to-file start end filename args))
(efs-overwrite-fn "default-dir" 'append-to-file 'default-dir-append-to-file)
(defun default-dir-delete-file (file)
"Documented as original"
(interactive
(list
(expand-file-name
(read-file-name "Delete file: " (default-directory) nil t))))
(default-dir-real-delete-file file))
(efs-overwrite-fn "default-dir" 'delete-file 'default-dir-delete-file)
;;; end of default-dir.el
|
