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ddc9006b | 1 | ;;; Guile Emacs Lisp -*- lexical-binding: t -*- |
6937c7aa BT |
2 | |
3 | ;;; Copyright (C) 2011 Free Software Foundation, Inc. | |
4 | ||
5 | ;;; This library is free software; you can redistribute it and/or modify | |
6 | ;;; it under the terms of the GNU Lesser General Public License as | |
7 | ;;; published by the Free Software Foundation; either version 3 of the | |
8 | ;;; License, or (at your option) any later version. | |
9 | ;;; | |
10 | ;;; This library is distributed in the hope that it will be useful, but | |
11 | ;;; WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | ;;; Lesser General Public License for more details. | |
14 | ;;; | |
15 | ;;; You should have received a copy of the GNU Lesser General Public | |
16 | ;;; License along with this library; if not, write to the Free Software | |
17 | ;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | |
18 | ;;; 02110-1301 USA | |
19 | ||
20 | ;;; Code: | |
9b15703d BT |
21 | |
22 | (defmacro @ (module symbol) | |
23 | `(guile-ref ,module ,symbol)) | |
24 | ||
fb50a753 RT |
25 | (defmacro @@ (module symbol) |
26 | `(guile-private-ref ,module ,symbol)) | |
27 | ||
1a58ce20 RT |
28 | (defmacro defun (name args &rest body) |
29 | `(let ((proc (function (lambda ,args ,@body)))) | |
30 | (%funcall (@ (language elisp runtime) set-symbol-function!) | |
31 | ',name | |
32 | proc) | |
33 | (%funcall (@ (guile) set-procedure-property!) | |
34 | proc 'name ',name) | |
35 | ',name)) | |
36 | ||
37 | (defun omega () (omega)) | |
38 | ||
b652e2b9 BT |
39 | (defmacro eval-and-compile (&rest body) |
40 | `(progn | |
41 | (eval-when-compile ,@body) | |
42 | (progn ,@body))) | |
43 | ||
1a58ce20 RT |
44 | (eval-and-compile |
45 | (defun eval (form) | |
46 | (%funcall (@ (language elisp runtime) eval-elisp) form))) | |
47 | ||
b652e2b9 | 48 | (eval-and-compile |
b652e2b9 BT |
49 | (defun null (object) |
50 | (if object nil t)) | |
b05ca4ab BT |
51 | (defun consp (object) |
52 | (%funcall (@ (guile) pair?) object)) | |
b652e2b9 BT |
53 | (defun listp (object) |
54 | (if object (consp object) t)) | |
55 | (defun car (list) | |
b05ca4ab | 56 | (if list (%funcall (@ (guile) car) list) nil)) |
b652e2b9 | 57 | (defun cdr (list) |
b05ca4ab BT |
58 | (if list (%funcall (@ (guile) cdr) list) nil)) |
59 | (defun make-symbol (name) | |
60 | (%funcall (@ (guile) make-symbol) name)) | |
1a58ce20 RT |
61 | (defun gensym () |
62 | (%funcall (@ (guile) gensym))) | |
5950f674 BT |
63 | (defun signal (error-symbol data) |
64 | (%funcall (@ (guile) throw) 'elisp-condition error-symbol data))) | |
b652e2b9 BT |
65 | |
66 | (defmacro lambda (&rest cdr) | |
67 | `#'(lambda ,@cdr)) | |
68 | ||
69 | (defmacro prog1 (first &rest body) | |
1a58ce20 | 70 | (let ((temp (gensym))) |
13f022c9 BT |
71 | `(let ((,temp ,first)) |
72 | (declare (lexical ,temp)) | |
b652e2b9 BT |
73 | ,@body |
74 | ,temp))) | |
75 | ||
1a58ce20 RT |
76 | (defun interactive (&optional arg) |
77 | nil) | |
78 | ||
b652e2b9 BT |
79 | (defmacro prog2 (form1 form2 &rest body) |
80 | `(progn ,form1 (prog1 ,form2 ,@body))) | |
81 | ||
82 | (defmacro cond (&rest clauses) | |
83 | (if (null clauses) | |
84 | nil | |
85 | (let ((first (car clauses)) | |
86 | (rest (cdr clauses))) | |
87 | (if (listp first) | |
88 | (let ((condition (car first)) | |
89 | (body (cdr first))) | |
90 | (if (null body) | |
1a58ce20 | 91 | (let ((temp (gensym))) |
13f022c9 BT |
92 | `(let ((,temp ,condition)) |
93 | (declare (lexical ,temp)) | |
b652e2b9 BT |
94 | (if ,temp |
95 | ,temp | |
96 | (cond ,@rest)))) | |
97 | `(if ,condition | |
98 | (progn ,@body) | |
99 | (cond ,@rest)))) | |
100 | (signal 'wrong-type-argument `(listp ,first)))))) | |
101 | ||
102 | (defmacro and (&rest conditions) | |
103 | (cond ((null conditions) t) | |
104 | ((null (cdr conditions)) (car conditions)) | |
105 | (t `(if ,(car conditions) | |
106 | (and ,@(cdr conditions)) | |
107 | nil)))) | |
108 | ||
109 | (defmacro or (&rest conditions) | |
110 | (cond ((null conditions) nil) | |
111 | ((null (cdr conditions)) (car conditions)) | |
1a58ce20 | 112 | (t (let ((temp (gensym))) |
13f022c9 BT |
113 | `(let ((,temp ,(car conditions))) |
114 | (declare (lexical ,temp)) | |
b652e2b9 BT |
115 | (if ,temp |
116 | ,temp | |
117 | (or ,@(cdr conditions)))))))) | |
118 | ||
9083c48d BT |
119 | (defmacro lexical-let (bindings &rest body) |
120 | (labels ((loop (list vars) | |
121 | (if (null list) | |
122 | `(let ,bindings | |
123 | (declare (lexical ,@vars)) | |
124 | ,@body) | |
125 | (loop (cdr list) | |
126 | (if (consp (car list)) | |
127 | `(,(car (car list)) ,@vars) | |
128 | `(,(car list) ,@vars)))))) | |
129 | (loop bindings '()))) | |
130 | ||
131 | (defmacro lexical-let* (bindings &rest body) | |
132 | (labels ((loop (list vars) | |
133 | (if (null list) | |
134 | `(let* ,bindings | |
135 | (declare (lexical ,@vars)) | |
136 | ,@body) | |
137 | (loop (cdr list) | |
138 | (if (consp (car list)) | |
139 | (cons (car (car list)) vars) | |
140 | (cons (car list) vars)))))) | |
141 | (loop bindings '()))) | |
142 | ||
9b90b453 | 143 | (defmacro while (test &rest body) |
1a58ce20 | 144 | (let ((loop (gensym))) |
9b90b453 BT |
145 | `(labels ((,loop () |
146 | (if ,test | |
147 | (progn ,@body (,loop)) | |
148 | nil))) | |
149 | (,loop)))) | |
150 | ||
b652e2b9 | 151 | (defmacro unwind-protect (bodyform &rest unwindforms) |
1a58ce20 RT |
152 | `(%funcall (@ (guile) dynamic-wind) |
153 | #'(lambda () nil) | |
154 | #'(lambda () ,bodyform) | |
155 | #'(lambda () ,@unwindforms))) | |
9b15703d | 156 | |
c0652730 BT |
157 | (defmacro when (cond &rest body) |
158 | `(if ,cond | |
159 | (progn ,@body))) | |
160 | ||
161 | (defmacro unless (cond &rest body) | |
162 | `(when (not ,cond) | |
163 | ,@body)) | |
164 | ||
b05ca4ab BT |
165 | (defun symbolp (object) |
166 | (%funcall (@ (guile) symbol?) object)) | |
167 | ||
1a58ce20 | 168 | (defun %functionp (object) |
b05ca4ab BT |
169 | (%funcall (@ (guile) procedure?) object)) |
170 | ||
171 | (defun symbol-function (symbol) | |
172 | (let ((f (%funcall (@ (language elisp runtime) symbol-function) | |
173 | symbol))) | |
174 | (if (%funcall (@ (language elisp falias) falias?) f) | |
175 | (%funcall (@ (language elisp falias) falias-object) f) | |
176 | f))) | |
97d9da9a | 177 | |
5bcc6d9e | 178 | (defun eval (form) |
b05ca4ab BT |
179 | (%funcall (@ (system base compile) compile) |
180 | form | |
181 | (%funcall (@ (guile) symbol->keyword) 'from) | |
182 | 'elisp | |
183 | (%funcall (@ (guile) symbol->keyword) 'to) | |
184 | 'value)) | |
185 | ||
186 | (defun %indirect-function (object) | |
187 | (cond | |
1a58ce20 | 188 | ((%functionp object) |
b05ca4ab | 189 | object) |
1a58ce20 RT |
190 | ((null object) |
191 | (signal 'void-function nil)) | |
b05ca4ab | 192 | ((symbolp object) ;++ cycle detection |
1a58ce20 RT |
193 | (%indirect-function |
194 | (%funcall (@ (language elisp runtime) symbol-function) object))) | |
b05ca4ab BT |
195 | ((listp object) |
196 | (eval `(function ,object))) | |
197 | (t | |
198 | (signal 'invalid-function `(,object))))) | |
199 | ||
200 | (defun apply (function &rest arguments) | |
201 | (%funcall (@ (guile) apply) | |
202 | (@ (guile) apply) | |
203 | (%indirect-function function) | |
204 | arguments)) | |
205 | ||
206 | (defun funcall (function &rest arguments) | |
207 | (%funcall (@ (guile) apply) | |
208 | (%indirect-function function) | |
209 | arguments)) | |
210 | ||
1a58ce20 RT |
211 | (defun autoload-do-load (fundef &optional funname macro-only) |
212 | (and (load (cadr fundef)) | |
213 | (%indirect-function funname))) | |
214 | ||
215 | (defun fset (symbol definition) | |
216 | (funcall (@ (language elisp runtime) set-symbol-function!) | |
217 | symbol | |
218 | definition)) | |
219 | ||
220 | (defun eq (obj1 obj2) | |
221 | (if obj1 | |
222 | (%funcall (@ (guile) eq?) obj1 obj2) | |
223 | (if obj2 nil t))) | |
224 | ||
225 | (defun nthcdr (n list) | |
226 | (let ((i 0)) | |
227 | (while (< i n) | |
228 | (setq list (cdr list) | |
229 | i (+ i 1))) | |
230 | list)) | |
231 | ||
232 | (defun nth (n list) | |
233 | (car (nthcdr n list))) | |
234 | ||
b05ca4ab BT |
235 | (defun fset (symbol definition) |
236 | (funcall (@ (language elisp runtime) set-symbol-function!) | |
237 | symbol | |
1a58ce20 RT |
238 | (cond |
239 | ((%funcall (@ (guile) procedure?) definition) | |
240 | definition) | |
241 | ((and (consp definition) | |
242 | (eq (car definition) 'macro)) | |
243 | (if (%funcall (@ (guile) procedure?) (cdr definition)) | |
244 | definition | |
245 | (cons 'macro | |
246 | (funcall (@ (language elisp falias) make-falias) | |
247 | (function | |
248 | (lambda (&rest args) (apply (cdr definition) args))) | |
249 | (cdr definition))))) | |
250 | ((and (consp definition) | |
251 | (eq (car definition) 'autoload)) | |
252 | (if (or (eq (nth 4 definition) 'macro) | |
253 | (eq (nth 4 definition) t)) | |
254 | (cons 'macro | |
255 | (funcall | |
256 | (@ (language elisp falias) make-falias) | |
257 | (function (lambda (&rest args) | |
258 | (apply (cdr (autoload-do-load definition symbol nil)) args))) | |
259 | definition)) | |
260 | (funcall | |
261 | (@ (language elisp falias) make-falias) | |
262 | (function (lambda (&rest args) | |
263 | (apply (autoload-do-load definition symbol nil) args))) | |
264 | definition))) | |
265 | (t | |
b05ca4ab | 266 | (funcall (@ (language elisp falias) make-falias) |
1a58ce20 RT |
267 | (function (lambda (&rest args) (apply definition args))) |
268 | definition)))) | |
b05ca4ab BT |
269 | definition) |
270 | ||
1a58ce20 | 271 | (defun gload (file) |
5bcc6d9e BT |
272 | (funcall (@ (system base compile) compile-file) |
273 | file | |
274 | (funcall (@ (guile) symbol->keyword) 'from) | |
275 | 'elisp | |
276 | (funcall (@ (guile) symbol->keyword) 'to) | |
277 | 'value) | |
278 | t) | |
279 | ||
9b15703d BT |
280 | ;;; Equality predicates |
281 | ||
0ab2a63a BT |
282 | (defun eql (obj1 obj2) |
283 | (if obj1 | |
284 | (funcall (@ (guile) eqv?) obj1 obj2) | |
285 | (null obj2))) | |
286 | ||
287 | (defun equal (obj1 obj2) | |
288 | (if obj1 | |
289 | (funcall (@ (guile) equal?) obj1 obj2) | |
290 | (null obj2))) | |
9b15703d | 291 | |
85bc6238 BT |
292 | ;;; Symbols |
293 | ||
b05ca4ab BT |
294 | ;;; `symbolp' and `symbol-function' are defined above. |
295 | ||
5c65ee51 | 296 | (fset 'symbol-name (@ (guile) symbol->string)) |
85bc6238 | 297 | (fset 'symbol-value (@ (language elisp runtime) symbol-value)) |
85bc6238 BT |
298 | (fset 'set (@ (language elisp runtime) set-symbol-value!)) |
299 | (fset 'makunbound (@ (language elisp runtime) makunbound!)) | |
300 | (fset 'fmakunbound (@ (language elisp runtime) fmakunbound!)) | |
301 | (fset 'boundp (@ (language elisp runtime) symbol-bound?)) | |
302 | (fset 'fboundp (@ (language elisp runtime) symbol-fbound?)) | |
5c65ee51 | 303 | (fset 'intern (@ (guile) string->symbol)) |
85bc6238 | 304 | |
1a58ce20 RT |
305 | ;(defun defvaralias (new-alias base-variable &optional docstring) |
306 | ; (let ((fluid (funcall (@ (language elisp runtime) symbol-fluid) | |
307 | ; base-variable))) | |
308 | ; (funcall (@ (language elisp runtime) set-symbol-fluid!) | |
309 | ; new-alias | |
310 | ; fluid) | |
311 | ; base-variable)) | |
14b288ce | 312 | |
9b15703d BT |
313 | ;;; Numerical type predicates |
314 | ||
315 | (defun floatp (object) | |
316 | (and (funcall (@ (guile) real?) object) | |
317 | (or (funcall (@ (guile) inexact?) object) | |
318 | (null (funcall (@ (guile) integer?) object))))) | |
319 | ||
320 | (defun integerp (object) | |
fc45b7e8 BT |
321 | (and (funcall (@ (guile) integer?) object) |
322 | (funcall (@ (guile) exact?) object))) | |
9b15703d BT |
323 | |
324 | (defun numberp (object) | |
325 | (funcall (@ (guile) real?) object)) | |
326 | ||
327 | (defun wholenump (object) | |
fc45b7e8 | 328 | (and (integerp object) (>= object 0))) |
9b15703d BT |
329 | |
330 | (defun zerop (object) | |
331 | (= object 0)) | |
332 | ||
333 | ;;; Numerical comparisons | |
334 | ||
335 | (fset '= (@ (guile) =)) | |
336 | ||
337 | (defun /= (num1 num2) | |
338 | (null (= num1 num2))) | |
339 | ||
340 | (fset '< (@ (guile) <)) | |
341 | (fset '<= (@ (guile) <=)) | |
342 | (fset '> (@ (guile) >)) | |
343 | (fset '>= (@ (guile) >=)) | |
344 | ||
345 | (defun max (&rest numbers) | |
346 | (apply (@ (guile) max) numbers)) | |
347 | ||
348 | (defun min (&rest numbers) | |
349 | (apply (@ (guile) min) numbers)) | |
350 | ||
351 | ;;; Arithmetic functions | |
352 | ||
353 | (fset '1+ (@ (guile) 1+)) | |
354 | (fset '1- (@ (guile) 1-)) | |
355 | (fset '+ (@ (guile) +)) | |
356 | (fset '- (@ (guile) -)) | |
357 | (fset '* (@ (guile) *)) | |
358 | (fset '% (@ (guile) modulo)) | |
359 | (fset 'abs (@ (guile) abs)) | |
360 | ||
361 | ;;; Floating-point rounding | |
362 | ||
363 | (fset 'ffloor (@ (guile) floor)) | |
364 | (fset 'fceiling (@ (guile) ceiling)) | |
365 | (fset 'ftruncate (@ (guile) truncate)) | |
366 | (fset 'fround (@ (guile) round)) | |
367 | ||
368 | ;;; Numeric conversion | |
369 | ||
370 | (defun float (arg) | |
371 | (if (numberp arg) | |
372 | (funcall (@ (guile) exact->inexact) arg) | |
373 | (signal 'wrong-type-argument `(numberp ,arg)))) | |
374 | ||
375 | ;;; List predicates | |
376 | ||
9b15703d BT |
377 | (fset 'not #'null) |
378 | ||
379 | (defun atom (object) | |
380 | (null (consp object))) | |
381 | ||
9b15703d BT |
382 | (defun nlistp (object) |
383 | (null (listp object))) | |
384 | ||
385 | ;;; Lists | |
386 | ||
387 | (fset 'cons (@ (guile) cons)) | |
388 | (fset 'list (@ (guile) list)) | |
389 | (fset 'make-list (@ (guile) make-list)) | |
390 | (fset 'append (@ (guile) append)) | |
391 | (fset 'reverse (@ (guile) reverse)) | |
12c00a04 | 392 | (fset 'nreverse (@ (guile) reverse!)) |
9b15703d | 393 | |
9b15703d BT |
394 | (defun car-safe (object) |
395 | (if (consp object) | |
396 | (car object) | |
397 | nil)) | |
398 | ||
399 | (defun cdr-safe (object) | |
400 | (if (consp object) | |
401 | (cdr object) | |
402 | nil)) | |
403 | ||
404 | (defun setcar (cell newcar) | |
405 | (if (consp cell) | |
406 | (progn | |
407 | (funcall (@ (guile) set-car!) cell newcar) | |
408 | newcar) | |
409 | (signal 'wrong-type-argument `(consp ,cell)))) | |
410 | ||
411 | (defun setcdr (cell newcdr) | |
412 | (if (consp cell) | |
413 | (progn | |
414 | (funcall (@ (guile) set-cdr!) cell newcdr) | |
415 | newcdr) | |
416 | (signal 'wrong-type-argument `(consp ,cell)))) | |
417 | ||
df9cd3b4 BT |
418 | (defun %member (elt list test) |
419 | (cond | |
420 | ((null list) nil) | |
421 | ((consp list) | |
422 | (if (funcall test elt (car list)) | |
423 | list | |
424 | (%member elt (cdr list) test))) | |
425 | (t (signal 'wrong-type-argument `(listp ,list))))) | |
426 | ||
427 | (defun member (elt list) | |
428 | (%member elt list #'equal)) | |
429 | ||
430 | (defun memql (elt list) | |
431 | (%member elt list #'eql)) | |
432 | ||
433 | (defun memq (elt list) | |
434 | (%member elt list #'eq)) | |
435 | ||
12c00a04 BT |
436 | (defun assoc (key list) |
437 | (funcall (@ (srfi srfi-1) assoc) key list #'equal)) | |
438 | ||
439 | (defun assq (key list) | |
440 | (funcall (@ (srfi srfi-1) assoc) key list #'eq)) | |
441 | ||
442 | (defun rplaca (cell newcar) | |
443 | (funcall (@ (guile) set-car!) cell newcar) | |
444 | newcar) | |
445 | ||
446 | (defun rplacd (cell newcdr) | |
447 | (funcall (@ (guile) set-cdr!) cell newcdr) | |
448 | newcdr) | |
449 | ||
450 | (defun caar (x) | |
451 | (car (car x))) | |
452 | ||
453 | (defun cadr (x) | |
454 | (car (cdr x))) | |
455 | ||
456 | (defun cdar (x) | |
457 | (cdr (car x))) | |
458 | ||
459 | (defun cddr (x) | |
460 | (cdr (cdr x))) | |
461 | ||
462 | (defmacro dolist (spec &rest body) | |
463 | (apply #'(lambda (var list &optional result) | |
1a58ce20 RT |
464 | (list 'progn |
465 | (list 'mapc | |
466 | (cons 'lambda (cons (list var) body)) | |
467 | list) | |
468 | result)) | |
12c00a04 BT |
469 | spec)) |
470 | ||
8f2f6566 BT |
471 | ;;; Strings |
472 | ||
473 | (defun string (&rest characters) | |
474 | (funcall (@ (guile) list->string) | |
475 | (mapcar (@ (guile) integer->char) characters))) | |
476 | ||
12c00a04 BT |
477 | (defun stringp (object) |
478 | (funcall (@ (guile) string?) object)) | |
479 | ||
480 | (defun string-equal (s1 s2) | |
481 | (let ((s1 (if (symbolp s1) (symbol-name s1) s1)) | |
482 | (s2 (if (symbolp s2) (symbol-name s2) s2))) | |
483 | (funcall (@ (guile) string=?) s1 s2))) | |
484 | ||
485 | (fset 'string= 'string-equal) | |
486 | ||
487 | (defun substring (string from &optional to) | |
488 | (apply (@ (guile) substring) string from (if to (list to) nil))) | |
489 | ||
490 | (defun upcase (obj) | |
491 | (funcall (@ (guile) string-upcase) obj)) | |
492 | ||
493 | (defun downcase (obj) | |
494 | (funcall (@ (guile) string-downcase) obj)) | |
495 | ||
496 | (defun string-match (regexp string &optional start) | |
497 | (let ((m (funcall (@ (ice-9 regex) string-match) | |
498 | regexp | |
499 | string | |
500 | (or start 0)))) | |
501 | (if m | |
502 | (funcall (@ (ice-9 regex) match:start) m 0) | |
503 | nil))) | |
504 | ||
505 | ;; Vectors | |
506 | ||
507 | (defun make-vector (length init) | |
508 | (funcall (@ (guile) make-vector) length init)) | |
509 | ||
9b15703d BT |
510 | ;;; Sequences |
511 | ||
ebc30e3f BT |
512 | (defun length (sequence) |
513 | (funcall (if (listp sequence) | |
514 | (@ (guile) length) | |
515 | (@ (guile) generalized-vector-length)) | |
516 | sequence)) | |
8f2f6566 BT |
517 | |
518 | (defun mapcar (function sequence) | |
519 | (funcall (@ (guile) map) function sequence)) | |
12ca82ca | 520 | |
12c00a04 BT |
521 | (defun mapc (function sequence) |
522 | (funcall (@ (guile) for-each) function sequence) | |
523 | sequence) | |
524 | ||
525 | (defun aref (array idx) | |
526 | (funcall (@ (guile) generalized-vector-ref) array idx)) | |
527 | ||
528 | (defun aset (array idx newelt) | |
529 | (funcall (@ (guile) generalized-vector-set!) array idx newelt) | |
530 | newelt) | |
531 | ||
532 | (defun concat (&rest sequences) | |
533 | (apply (@ (guile) string-append) sequences)) | |
534 | ||
12ca82ca BT |
535 | ;;; Property lists |
536 | ||
537 | (defun %plist-member (plist property test) | |
76c50ec5 BT |
538 | (cond |
539 | ((null plist) nil) | |
540 | ((consp plist) | |
541 | (if (funcall test (car plist) property) | |
542 | (cdr plist) | |
543 | (%plist-member (cdr (cdr plist)) property test))) | |
544 | (t (signal 'wrong-type-argument `(listp ,plist))))) | |
12ca82ca BT |
545 | |
546 | (defun %plist-get (plist property test) | |
547 | (car (%plist-member plist property test))) | |
548 | ||
549 | (defun %plist-put (plist property value test) | |
13f022c9 | 550 | (let ((x (%plist-member plist property test))) |
12ca82ca BT |
551 | (if x |
552 | (progn (setcar x value) plist) | |
553 | (cons property (cons value plist))))) | |
554 | ||
555 | (defun plist-get (plist property) | |
556 | (%plist-get plist property #'eq)) | |
557 | ||
558 | (defun plist-put (plist property value) | |
559 | (%plist-put plist property value #'eq)) | |
560 | ||
561 | (defun plist-member (plist property) | |
562 | (%plist-member plist property #'eq)) | |
563 | ||
564 | (defun lax-plist-get (plist property) | |
565 | (%plist-get plist property #'equal)) | |
566 | ||
567 | (defun lax-plist-put (plist property value) | |
568 | (%plist-put plist property value #'equal)) | |
569 | ||
570 | (defvar plist-function (funcall (@ (guile) make-object-property))) | |
571 | ||
572 | (defun symbol-plist (symbol) | |
573 | (funcall plist-function symbol)) | |
574 | ||
575 | (defun setplist (symbol plist) | |
576 | (funcall (funcall (@ (guile) setter) plist-function) symbol plist)) | |
577 | ||
578 | (defun get (symbol propname) | |
579 | (plist-get (symbol-plist symbol) propname)) | |
580 | ||
581 | (defun put (symbol propname value) | |
582 | (setplist symbol (plist-put (symbol-plist symbol) propname value))) | |
5950f674 BT |
583 | |
584 | ;;; Nonlocal exits | |
585 | ||
586 | (defmacro condition-case (var bodyform &rest handlers) | |
587 | (let ((key (make-symbol "key")) | |
588 | (error-symbol (make-symbol "error-symbol")) | |
589 | (data (make-symbol "data")) | |
590 | (conditions (make-symbol "conditions"))) | |
591 | (flet ((handler->cond-clause (handler) | |
592 | `((or ,@(mapcar #'(lambda (c) `(memq ',c ,conditions)) | |
593 | (if (consp (car handler)) | |
594 | (car handler) | |
595 | (list (car handler))))) | |
596 | ,@(cdr handler)))) | |
597 | `(funcall (@ (guile) catch) | |
598 | 'elisp-condition | |
599 | #'(lambda () ,bodyform) | |
600 | #'(lambda (,key ,error-symbol ,data) | |
b07a7449 | 601 | (declare (lexical ,key ,error-symbol ,data)) |
5950f674 BT |
602 | (let ((,conditions |
603 | (get ,error-symbol 'error-conditions)) | |
604 | ,@(if var | |
605 | `((,var (cons ,error-symbol ,data))) | |
606 | '())) | |
b07a7449 BT |
607 | (declare (lexical ,conditions |
608 | ,@(if var `(,var) '()))) | |
5950f674 BT |
609 | (cond ,@(mapcar #'handler->cond-clause handlers) |
610 | (t (signal ,error-symbol ,data))))))))) | |
ce9b7cc2 BT |
611 | |
612 | (put 'error 'error-conditions '(error)) | |
613 | (put 'wrong-type-argument 'error-conditions '(wrong-type-argument error)) | |
614 | (put 'invalid-function 'error-conditions '(invalid-function error)) | |
615 | (put 'no-catch 'error-conditions '(no-catch error)) | |
8fb67871 BT |
616 | (put 'throw 'error-conditions '(throw)) |
617 | ||
85b3dd6c BT |
618 | (defvar %catch nil) |
619 | ||
8fb67871 BT |
620 | (defmacro catch (tag &rest body) |
621 | (let ((tag-value (make-symbol "tag-value")) | |
622 | (c (make-symbol "c")) | |
623 | (data (make-symbol "data"))) | |
624 | `(let ((,tag-value ,tag)) | |
b07a7449 | 625 | (declare (lexical ,tag-value)) |
8fb67871 | 626 | (condition-case ,c |
85b3dd6c BT |
627 | (let ((%catch t)) |
628 | ,@body) | |
8fb67871 BT |
629 | (throw |
630 | (let ((,data (cdr ,c))) | |
b07a7449 | 631 | (declare (lexical ,data)) |
8fb67871 BT |
632 | (if (eq (car ,data) ,tag-value) |
633 | (car (cdr ,data)) | |
85b3dd6c | 634 | (apply #'throw ,data)))))))) |
ce9b7cc2 | 635 | |
8fb67871 | 636 | (defun throw (tag value) |
85b3dd6c | 637 | (signal (if %catch 'throw 'no-catch) (list tag value))) |
39864d20 BT |
638 | |
639 | ;;; I/O | |
640 | ||
641 | (defun princ (object) | |
642 | (funcall (@ (guile) display) object)) | |
643 | ||
644 | (defun print (object) | |
645 | (funcall (@ (guile) write) object)) | |
646 | ||
1a58ce20 RT |
647 | (defun prin1 (object) |
648 | (funcall (@ (guile) write) object)) | |
649 | ||
39864d20 BT |
650 | (defun terpri () |
651 | (funcall (@ (guile) newline))) | |
652 | ||
653 | (defun format* (stream string &rest args) | |
654 | (apply (@ (guile) format) stream string args)) | |
43ff6804 BT |
655 | |
656 | (defun send-string-to-terminal (string) | |
657 | (princ string)) | |
658 | ||
659 | (defun read-from-minibuffer (prompt &rest ignore) | |
660 | (princ prompt) | |
661 | (let ((value (funcall (@ (ice-9 rdelim) read-line)))) | |
662 | (if (funcall (@ (guile) eof-object?) value) | |
663 | "" | |
664 | value))) | |
665 | ||
666 | (defun prin1-to-string (object) | |
667 | (format* nil "~S" object)) | |
52d24724 BT |
668 | |
669 | ;; Random number generation | |
670 | ||
671 | (defvar %random-state (funcall (@ (guile) copy-random-state) | |
672 | (@ (guile) *random-state*))) | |
673 | ||
674 | (defun random (&optional limit) | |
1a58ce20 RT |
675 | (if (eq limit t) |
676 | (setq %random-state | |
677 | (funcall (@ (guile) random-state-from-platform)))) | |
678 | (funcall (@ (guile) random) | |
679 | (if (wholenump limit) | |
680 | limit | |
681 | (@ (guile) most-positive-fixnum)) | |
682 | %random-state)) | |
683 | ||
684 | (defmacro save-excursion (&rest body) | |
685 | `(call-with-save-excursion #'(lambda () ,@body))) | |
686 | ||
687 | (defmacro save-current-buffer (&rest body) | |
688 | `(call-with-save-current-buffer #'(lambda () ,@body))) | |
689 | ||
690 | (defmacro save-restriction (&rest body) | |
691 | `(call-with-save-restriction #'(lambda () ,@body))) | |
692 | ||
693 | (defmacro track-mouse (&rest body) | |
694 | `(call-with-track-mouse #'(lambda () ,@body))) | |
695 | ||
696 | (defmacro setq-default (var value &rest args) | |
697 | `(progn (set-default ',var ,value) | |
698 | ,(if (null args) | |
699 | var | |
700 | `(setq-default ,@args)))) | |
701 | ||
702 | (defmacro catch (tag &rest body) | |
703 | `(call-with-catch ,tag #'(lambda () ,@body))) | |
704 | ||
705 | (defmacro condition-case (var bodyform &rest args) | |
706 | (if (consp args) | |
707 | (let* ((handler (car args)) | |
708 | (handlers (cdr args)) | |
709 | (handler-conditions (car handler)) | |
710 | (handler-body (cdr handler))) | |
711 | `(call-with-handler ',var | |
712 | ',handler-conditions | |
713 | #'(lambda () ,@handler-body) | |
714 | #'(lambda () | |
715 | (condition-case ,var | |
716 | ,bodyform | |
717 | ,@handlers)))) | |
718 | bodyform)) | |
719 | ||
720 | (defun backtrace-frame (nframes) | |
721 | (let* ((stack (funcall (@ (guile) make-stack) t)) | |
722 | (frame (stack-ref stack nframes)) | |
723 | (proc (funcall (@ (guile) frame-procedure) frame)) | |
724 | (pname (or (and (%functionp proc) | |
725 | (funcall (@ (guile) procedure-name) proc)) | |
726 | proc)) | |
727 | (args (funcall (@ (guile) frame-arguments) frame))) | |
728 | (cons t (cons pname args)))) | |
729 | ||
730 | (defun backtrace () | |
731 | (interactive) | |
732 | (let* ((stack (funcall (@ (guile) make-stack) t)) | |
733 | (frame (funcall (@ (guile) stack-ref) stack 1)) | |
734 | (space (funcall (@ (guile) integer->char) 32))) | |
735 | (while frame | |
736 | (princ (string 32 32)) | |
737 | (let ((proc (funcall (@ (guile) frame-procedure) frame))) | |
738 | (prin1 (or (and (%functionp proc) | |
739 | (funcall (@ (guile) procedure-name) proc)) | |
740 | proc))) | |
741 | (prin1 (funcall (@ (guile) frame-arguments) frame)) | |
742 | (terpri) | |
743 | (setq frame (funcall (@ (guile) frame-previous) frame))) | |
744 | nil)) | |
745 | ||
746 | (defun %set-eager-macroexpansion-mode (ignore) | |
747 | nil) |