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1 ;;; -*- Mode: Emacs-Lisp -*-
2
3 ;;; ilisp-hi.el --
4
5 ;;; This file is part of ILISP.
6 ;;; Version: 5.7
7 ;;;
8 ;;; Copyright (C) 1990, 1991, 1992, 1993 Chris McConnell
9 ;;; 1993, 1994 Ivan Vasquez
10 ;;; 1994, 1995 Marco Antoniotti and Rick Busdiecker
11 ;;;
12 ;;; Other authors' names for which this Copyright notice also holds
13 ;;; may appear later in this file.
14 ;;;
15 ;;; Send mail to 'ilisp-request@lehman.com' to be included in the
16 ;;; ILISP mailing list. 'ilisp@lehman.com' is the general ILISP
17 ;;; mailing list were bugs and improvements are discussed.
18 ;;;
19 ;;; ILISP is freely redistributable under the terms found in the file
20 ;;; COPYING.
21
22
23 ;;;
24 ;;; ILISP high level interface functions Lisp <-> Emacs
25 ;;;
26
27 ;;;%Eval/compile
28 (defun lisp-send-region (start end switch message status format
29 &optional handler)
30 "Given START, END, SWITCH, MESSAGE, STATUS, FORMAT and optional
31 HANDLER send the region between START and END to the lisp buffer and
32 execute the command defined by FORMAT on the region, its package and
33 filename. If called with a positive prefix, the results will be
34 inserted at the end of the region. If SWITCH is T, the command will
35 be sent and the buffer switched to the inferior LISP buffer. if
36 SWITCH is 'call, a call will be inserted. If SWITCH is 'result the
37 result will be returned without being displayed. Otherwise the
38 results will be displayed in a popup window if lisp-wait-p is T and
39 the current-prefix-arg is not '- or if lisp-wait-p is nil and the
40 current-prefix-arg is '-. If not displayed in a pop-up window then
41 comint-handler will display the results in a pop-up window if they are
42 more than one line long, or they are from an error. STATUS will be
43 the process status when the command is actually executing. MESSAGE is
44 a message to let the user know what is going on."
45 (if (= start end) (error "Region is empty"))
46 (let ((sexp (lisp-count-pairs start end ?\( ?\)))
47 (string (buffer-substring start end)))
48 (setq string
49 (format (ilisp-value format)
50 (lisp-slashify
51 (if (= sexp 1)
52 string
53 (format (ilisp-value 'ilisp-block-command) string)))
54 (lisp-buffer-package) (buffer-file-name)))
55 (let ((result
56 (ilisp-send
57 string message status
58 (cond ((memq switch '(t call)) switch)
59 ((or (not (eq lisp-wait-p (lisp-minus-prefix)))
60 current-prefix-arg
61 (eq switch 'result)) nil)
62 (t 'dispatch))
63 handler)))
64
65 (if result
66 (if current-prefix-arg
67 (save-excursion
68 (goto-char end)
69 (insert ?\n)
70 (insert result))
71 ;; Display the output in the usual way.
72 (lisp-display-output result)))
73 result)))
74
75 ;;;%%Eval
76 (defun eval-region-lisp (start end &optional switch message status handler)
77 "Evaluate the current region."
78 (interactive "r")
79 (setq message (or message
80 (concat "Evaluate " (lisp-region-name start end))))
81 (let ((defvar (ilisp-value 'ilisp-defvar-regexp t)))
82 (if (and defvar
83 (save-excursion
84 (goto-char start)
85 (skip-chars-forward " \t\n")
86 (and (let ((case-fold-search t)) (looking-at defvar))
87 (progn (forward-sexp) (skip-chars-forward " \t\n" end)
88 (= (point) end)))))
89 (lisp-send-region start end switch message (or status 'defvar)
90 'ilisp-defvar-command handler)
91 (lisp-send-region start end switch message (or status 'eval)
92 'ilisp-eval-command handler))))
93
94 ;;;
95 (defun eval-next-sexp-lisp (&optional switch)
96 "Evaluate the next sexp."
97 (interactive)
98 (let (start end)
99 (save-excursion
100 (setq start (point))
101 (forward-sexp)
102 (setq end (point)))
103 (eval-region-lisp start end switch
104 (format "Evaluate %s" (buffer-substring start end)))))
105
106 ;;;
107 (defun eval-defun-lisp (&optional switch)
108 "Evaluate the current form."
109 (interactive)
110 (let* ((form (lisp-defun-region-and-name))
111 (result
112 (eval-region-lisp (car form) (car (cdr form)) (or switch 'result)
113 (format "Evaluating %s" (car (cdr (cdr form)))))))
114 ;; Display the returned value. -fmw
115 (lisp-display-output result)))
116
117
118 ;;;%%%And go
119 (defun eval-region-and-go-lisp (start end)
120 "Evaluate the current region and switch to the current ILISP buffer."
121 (interactive "r")
122 (eval-region-lisp start end t))
123
124 (defun eval-next-sexp-and-go-lisp (&optional switch)
125 "Evaluate the next sexp and switch to the current ILISP buffer."
126 (interactive)
127 (eval-next-sexp-lisp t))
128
129 (defun eval-defun-and-go-lisp ()
130 "Evaluate the current defun and switch to the current ILISP buffer.
131 With prefix, insert a call as well."
132 (interactive)
133 (eval-defun-lisp (if current-prefix-arg
134 (progn
135 (setq current-prefix-arg nil)
136 'call)
137 t)))
138
139 ;;;%%Compile
140 (defun compile-region-lisp (start end &optional switch message status handler)
141 "Compile the current region."
142 (interactive "r")
143 (lisp-send-region
144 start end
145 (or switch 'result) ; Default to return the result.
146 (or message (concat "Compile " (lisp-region-name start end)))
147 (or status 'compile)
148 'ilisp-compile-command
149 handler))
150
151
152 ;;;
153 (defun compile-defun-lisp (&optional switch)
154 "Compile the current defun or the last command in the input-ring of
155 an ILISP buffer if no current defun."
156 (interactive)
157 (let* ((form (lisp-defun-region-and-name))
158 (start (car form))
159 (end (car (cdr form))))
160 (if (and (= start end) (memq major-mode ilisp-modes))
161 (save-excursion
162 (let ((form (ring-ref (ilisp-get-input-ring)
163 (ilisp-input-ring-index))))
164 (set-buffer "*ilisp-send*")
165 (delete-region (point-min) (point-max))
166 (insert form)
167 (compile-defun-lisp)))
168 ;; Display the value returned by the compilation. -fmw
169 (let* ((thing (car (cdr (cdr form))))
170 (result (compile-region-lisp start end (or switch 'result)
171 (format "Compiling %s" thing))))
172 (lisp-display-output result)))))
173
174 ;;;%%%And-go
175 (defun compile-region-and-go-lisp (start end)
176 "Compile the current region and switch to the current ILISP buffer."
177 (interactive "r")
178 (compile-region-lisp start end t))
179
180 (defun compile-defun-and-go-lisp ()
181 "Compile the current defun and switch to the current ILISP buffer."
182 (interactive)
183 (compile-defun-lisp
184 (if current-prefix-arg
185 (progn
186 (setq current-prefix-arg nil)
187 'call)
188 t)))
189
190 ;;;
191 (defun compile-file-lisp (file-name &optional extension)
192 "Compile a Lisp file in the current inferior LISP and go there."
193 (interactive (comint-get-source
194 "Compile Lisp file: " lisp-prev-l/c-dir/file
195 lisp-source-modes nil))
196 (comint-check-source file-name) ; Check to see if buffer needs saved.
197 (setq lisp-prev-l/c-dir/file (cons (file-name-directory file-name)
198 (file-name-nondirectory file-name)))
199 (ilisp-init t)
200 ;; Ivan's hack for ange-ftp pathnames...
201 (let ((file-name
202 (if (string-match "/.*?@.*:" file-name)
203 (substring file-name (match-end 0))
204 file-name)))
205 (ilisp-send
206 (format (ilisp-value 'ilisp-compile-file-command) file-name
207 (or extension (ilisp-value 'ilisp-binary-extension)))
208 (concat "Compile " file-name) 'compile
209 t)))
210
211
212 ;;;
213 (defun ilisp-compile-inits ()
214 "Compile the initialization files for the current inferior LISP dialect."
215 (interactive)
216 (ilisp-init t)
217 (let ((files (ilisp-value 'ilisp-load-inits t)))
218 (while files
219 (compile-file-lisp
220 (expand-file-name (cdr (car files)) ilisp-directory)
221 (ilisp-value 'ilisp-init-binary-extension t))
222 (setq files (cdr files)))))
223
224
225 ;;;
226 (defun close-and-send-lisp ()
227 "Close and indent the current sexp then send it to the inferior
228 LISP."
229 (interactive)
230 (reindent-lisp)
231 (if (memq major-mode ilisp-modes)
232 (return-ilisp)
233 (eval-defun-lisp)))
234
235 ;;;%Special commands
236 (defun describe-lisp (sexp)
237 "Describe the current sexp using ilisp-describe-command. With a
238 negative prefix, prompt for the expression. If in an ILISP buffer,
239 and there is no current sexp, describe ilisp-last-command."
240 (interactive
241 (list
242 (if (lisp-minus-prefix)
243 (ilisp-read "Describe: " (lisp-previous-sexp t))
244 (if (memq major-mode ilisp-modes)
245 (if (= (point)
246 (process-mark (get-buffer-process (current-buffer))))
247 (or (ilisp-value 'ilisp-last-command t)
248 (error "No sexp to describe."))
249 (lisp-previous-sexp t))
250 (lisp-previous-sexp t)))))
251 (let ((result
252 (ilisp-send
253 (format (ilisp-value 'ilisp-describe-command)
254 (lisp-slashify sexp) (lisp-buffer-package))
255 (concat "Describe " sexp)
256 'describe)))
257 (lisp-display-output result)))
258
259 ;;;
260 (defun inspect-lisp (sexp)
261 "Inspect the current sexp using ilisp-inspect-command. With a
262 prefix, prompt for the expression. If in an ILISP buffer, and there
263 is no current sexp, inspect ilisp-last-command."
264 (interactive
265 (list
266 (if current-prefix-arg
267 (ilisp-read "Inspect: " (lisp-previous-sexp t))
268 (if (memq major-mode ilisp-modes)
269 (if (= (point)
270 (process-mark (get-buffer-process (current-buffer))))
271 (or (ilisp-value 'ilisp-last-command t)
272 (error "No sexp to inspect."))
273 (lisp-previous-sexp t))
274 (lisp-previous-sexp t)))))
275 (ilisp-send
276 (format (ilisp-value 'ilisp-inspect-command)
277 (lisp-slashify sexp) (lisp-buffer-package))
278 (concat "Inspect " sexp)
279 'inspect t))
280
281 ;;;
282 (defun arglist-lisp (symbol)
283 "Return the arglist of the currently looked at function. With a
284 numeric prefix, the arglist will be inserted. With a negative one,
285 the symbol will be prompted for."
286 (interactive
287 (let* ((function (lisp-function-name)))
288 (list (if (lisp-minus-prefix)
289 (ilisp-read-symbol
290 (format "Arglist [%s]: " (lisp-buffer-symbol function))
291 function t)
292 function))))
293 (if (null symbol)
294 (error "No symbol")
295 (let* ((arglist
296 (ilisp-send
297 (format (ilisp-value 'ilisp-arglist-command)
298 (lisp-symbol-name symbol)
299 (lisp-symbol-package symbol))
300 nil
301 'args))
302 (position (string-match "(" arglist)))
303 ;; Insert just the stuff after the open paren,
304 ;; but display everything the inferior lisp prints.
305 (cond ((and (not (ilisp-value 'comint-errorp t))
306 current-prefix-arg position)
307 (let ((temp (point)))
308 (insert (substring arglist (1+ position)))
309 (goto-char temp)))
310
311 (t
312 (lisp-display-output arglist))))))
313
314
315 ;;;
316 (defun documentation-lisp (symbol type)
317 "Return the documentation of the previous symbol using
318 ilisp-documentation-command. If the symbol is at the start of a list,
319 it is assumed to be a function, otherwise variable documentation is
320 searched for. With a minus prefix, prompt for the symbol and type.
321 With a numeric prefix always return the current function call
322 documentation."
323 (interactive
324 (if (lisp-minus-prefix)
325 (let* ((symbol-info (lisp-previous-symbol))
326 (symbol (car symbol-info))
327 (doc (ilisp-read-symbol
328 (format "Documentation [%s]: "
329 (lisp-buffer-symbol symbol))
330 symbol))
331 (default (if (car (cdr symbol-info))
332 'function
333 'variable))
334 (types (ilisp-value 'ilisp-documentation-types t))
335 (type
336 (if types
337 (ilisp-completing-read
338 (if default
339 (format "Type [%s]: " default)
340 "Type: ")
341 types
342 default))))
343 (list doc (if (stringp type) (read type) type)))
344 (if current-prefix-arg
345 (list (lisp-function-name) 'function)
346 (let* ((symbol-info (lisp-previous-symbol)))
347 (list (car symbol-info)
348 (if (car (cdr symbol-info))
349 'function
350 'variable))))))
351 (lisp-display-output
352 (ilisp-send
353 (format (ilisp-value 'ilisp-documentation-command)
354 (lisp-symbol-name symbol) (lisp-symbol-package symbol) type)
355 (format "Documentation %s %s" type (lisp-buffer-symbol symbol))
356 'doc)))
357
358 ;;;%%Macroexpand
359 (defun lisp-macroexpand-form ()
360 "Return the next form for macroexpanding."
361 (save-excursion
362 (skip-chars-forward " \t\n")
363 (let* ((begin (point))
364 (end (progn (forward-sexp) (point)))
365 (form (buffer-substring begin end)))
366 (list
367 (if (lisp-minus-prefix)
368 (ilisp-read "Macroexpand: " form)
369 form)))))
370
371 ;;;
372 (defun macroexpand-lisp (form &optional top)
373 "Macroexpand the next sexp until it is no longer a macro. With a
374 prefix, insert into buffer."
375 (interactive (lisp-macroexpand-form))
376 (if (string-match "(\\([^ \t\n)]*\\)" form)
377 (let ((message (concat "Macroexpand"
378 (if top "-1 " " ")
379 (substring form
380 (match-beginning 1)
381 (match-end 1))))
382 result)
383 (setq result
384 (ilisp-send
385 (format
386 (ilisp-value
387 (if top
388 'ilisp-macroexpand-1-command
389 'ilisp-macroexpand-command))
390 (lisp-slashify form)
391 (lisp-buffer-package)
392 (buffer-file-name))
393 message 'expand))
394 (if current-prefix-arg
395 (save-excursion (forward-sexp) (insert ?\n) (insert result))
396 (lisp-display-output result)))
397 (error "Not a form: %s" form)))
398
399 (defun macroexpand-1-lisp (form)
400 "Macroexpand the next sexp once. With a prefix, insert into buffer."
401 (interactive (lisp-macroexpand-form))
402 (macroexpand-lisp form t))
403
404
405
406 ;;;%%Trace
407 (defun trace-defun-lisp-break (function)
408 "Trace FUNCTION without arg, untrace with. Prompt for function with
409 negative prefix. Default function is the current defun.
410 Trace with :break set."
411 (interactive
412 (let ((function (lisp-defun-name)))
413 (if (lisp-minus-prefix)
414 (list (ilisp-read-symbol
415 (format (if current-prefix-arg
416 "Untrace [%s]: "
417 "Trace [%s]: ")
418 (lisp-buffer-symbol function))
419 function
420 t))
421 (list function))))
422 (trace-defun-lisp-internal function (not current-prefix-arg)))
423
424 (defun trace-defun-lisp (function)
425 "Trace FUNCTION without arg, untrace with. Prompt for function with
426 negative prefix. Default function is the current defun."
427 (interactive
428 (let ((function (lisp-defun-name)))
429 (if (lisp-minus-prefix)
430 (list (ilisp-read-symbol
431 (format (if current-prefix-arg
432 "Untrace [%s]: "
433 "Trace [%s]: ")
434 (lisp-buffer-symbol function))
435 function
436 t))
437 (list function))))
438 (trace-defun-lisp-internal function nil))
439
440 (defun trace-defun-lisp-internal (function breakp)
441 (cond (function
442 (let ((result
443 (ilisp-send
444 (if current-prefix-arg
445 (format (ilisp-value 'ilisp-untrace-command)
446 (lisp-symbol-name function)
447 (lisp-symbol-package function))
448 (format (ilisp-value 'ilisp-trace-command)
449 (lisp-symbol-name function)
450 (lisp-symbol-package function)
451 breakp))
452 (format "%srace %s" (if current-prefix-arg "Unt" "T")
453 (lisp-buffer-symbol function))
454 (if current-prefix-arg 'untrace 'trace)
455 ;; Change to always wait, so we can see the result. -fmw, 10/13/93
456 ;; (if lisp-wait-p nil 'dispatch)
457 nil)))
458 ;; Display the value returned -fmw
459 (lisp-display-output result)))
460 (t
461 (error "No function to %strace" (if current-prefix-arg "un" "")))))
462
463
464
465 ;;;%%Default-directory
466 (defun default-directory-lisp (&optional buffer)
467 "Set the inferior LISP default directory to the default directory of
468 optional BUFFER. If you are in an inferior LISP buffer, set the
469 default directory to the current directory of the LISP."
470 (interactive)
471 (if (and (not buffer) (memq major-mode ilisp-modes))
472 (let ((dir
473 (ilisp-send
474 (ilisp-value 'ilisp-directory-command)
475 (format "Getting LISP directory")
476 'dir)))
477 (if (ilisp-value 'comint-errorp t)
478 (progn
479 (lisp-display-output dir)
480 (error "Error getting directory"))
481 (setq default-directory (read dir)
482 lisp-prev-l/c-dir/file (cons default-directory nil))
483 (message "Default directory is %s" default-directory)))
484 (let ((directory (save-excursion
485 (set-buffer (or buffer (current-buffer)))
486 default-directory)))
487 (ilisp-send
488 (format (ilisp-value 'ilisp-set-directory-command) directory)
489 (format "Set %s's directory to %s"
490 (buffer-name (ilisp-buffer)) directory)
491 'dir
492 ;; (if lisp-wait-p nil 'dispatch)
493 ;; The above line might cause problems with Lispworks.
494 ;; I just set the default to 'nil'. It shouldn't harm.
495 ;; Marco Antoniotti: Jan 2 1995.
496 ))))
497
498
499 ;;;
500 (defun load-file-lisp (file-name)
501 "Load a lisp file into the current inferior LISP and go there."
502 (interactive (comint-get-source "Load Lisp file: " lisp-prev-l/c-dir/file
503 lisp-source-modes nil))
504 (comint-check-source file-name) ; Check to see if buffer needs saved.
505 (setq lisp-prev-l/c-dir/file (cons (file-name-directory file-name)
506 (file-name-nondirectory file-name)))
507 (ilisp-init t)
508 (let* ((extension (ilisp-value 'ilisp-binary-extension t))
509 (binary (lisp-file-extension file-name extension)))
510 (save-excursion
511 (set-buffer (ilisp-buffer))
512 (if (not (eq comint-send-queue comint-end-queue))
513 (if (y-or-n-p "Abort commands before loading? ")
514 (abort-commands-lisp)
515 (message "Waiting for commands to finish")
516 (while (not (eq comint-send-queue comint-end-queue))
517 (accept-process-output)
518 (sit-for 0))))
519 (if (and (car (comint-send-variables (car comint-send-queue)))
520 (y-or-n-p "Interrupt top level? "))
521 (let ((result (comint-send-results (car comint-send-queue))))
522 (interrupt-subjob-ilisp)
523 (while (not (cdr result))
524 (accept-process-output)
525 (sit-for 0)))))
526 (if (file-newer-than-file-p file-name binary)
527 (if (and (not ilisp-load-no-compile-query)
528 extension (y-or-n-p "Compile first? "))
529 ;; Load binary if just compiled
530 (progn
531 (message "")
532 (compile-file-lisp file-name)
533 (setq file-name binary)))
534 ;; Load binary if it is current
535 (if (file-readable-p binary) (setq file-name binary)))
536 (switch-to-lisp t t)
537
538 ;; Ivan's hack for ange-ftp pathnames...
539 (let ((file-name
540 (if (string-match "/.*?@.*:" file-name)
541 (substring file-name (match-end 0))
542 file-name)))
543 (comint-sender
544 (ilisp-process)
545 (format (ilisp-value 'ilisp-load-command) file-name))
546 (message "Loading %s" file-name))))
547
548
549
550 ;;;%Source
551 ;;;%File operations
552 ;;;
553 (defun lisp-find-file (file &optional pop no-name)
554 "Find FILE, optionally POPping.
555 If optional NO-NAME is nil, and there is a buffer with a name that is
556 the same as the final pathname component, select that instead of
557 reading the file associated with the full path name. If the expanded
558 name of FILE and buffer match, select that buffer."
559
560 (let* ((buffers (buffer-list))
561 (position 0)
562 (expand-symlinks t)
563 (expanded (expand-file-name file))
564 filename)
565 (if (not no-name)
566 (progn (while (string-match "/" file position)
567 (setq position (match-end 0)))
568 (setq filename (substring file position))))
569 (while buffers
570 (save-excursion
571 (set-buffer (car buffers))
572 (let* ((name (and (not no-name) (buffer-name)))
573 (buffer-file (buffer-file-name))
574 (buffer-expanded
575 (cdr
576 (if (string-equal buffer-file (car lisp-buffer-file))
577 lisp-buffer-file
578 (setq lisp-buffer-file
579 (cons buffer-file
580 (expand-file-name buffer-file)))))))
581 (if (or (and name (string-equal filename name))
582 (string-equal expanded buffer-expanded))
583 (setq file buffer-file
584 buffers nil)
585 (setq buffers (cdr buffers)))))))
586 (if pop
587 (lisp-pop-to-buffer (find-file-noselect file))
588 (find-file file)))
589
590 ;;;
591 (defun find-file-lisp (file-name)
592 "Find a file.
593 If point is on a string that points to an existing
594 file, that will be the default. If the buffer is one of
595 lisp-source-modes, the buffer file will be the default. Otherwise,
596 the last file used in a lisp-source-mode will be used."
597 (interactive
598 (comint-get-source "Find file: "
599 lisp-prev-l/c-dir/file
600 lisp-source-modes nil))
601 (setq lisp-prev-l/c-dir/file (cons (file-name-directory file-name)
602 (file-name-nondirectory file-name)))
603 (lisp-find-file file-name nil t))