/[slime]/slime/swank-lispworks.lisp
ViewVC logotype

Contents of /slime/swank-lispworks.lisp

Parent Directory Parent Directory | Revision Log Revision Log


Revision 1.143 - (hide annotations)
Sun Nov 6 17:05:05 2011 UTC (2 years, 5 months ago) by heller
Branch: MAIN
Changes since 1.142: +8 -0 lines
* swank-lispworks.lisp (string-to-utf8, string-to-utf8): Implemented.
1 heller 1.74 ;;; -*- indent-tabs-mode: nil -*-
2 heller 1.1 ;;;
3     ;;; swank-lispworks.lisp --- LispWorks specific code for SLIME.
4     ;;;
5     ;;; Created 2003, Helmut Eller
6     ;;;
7     ;;; This code has been placed in the Public Domain. All warranties
8     ;;; are disclaimed.
9     ;;;
10    
11 heller 1.30 (in-package :swank-backend)
12 heller 1.1
13     (eval-when (:compile-toplevel :load-toplevel :execute)
14 heller 1.79 (require "comm")
15     (import-from :stream *gray-stream-symbols* :swank-backend))
16 heller 1.1
17 heller 1.62 (import-swank-mop-symbols :clos '(:slot-definition-documentation
18 msimmons 1.129 :slot-boundp-using-class
19     :slot-value-using-class
20     :slot-makunbound-using-class
21 heller 1.62 :eql-specializer
22 heller 1.65 :eql-specializer-object
23     :compute-applicable-methods-using-classes))
24 msimmons 1.57
25     (defun swank-mop:slot-definition-documentation (slot)
26     (documentation slot t))
27 mbaringer 1.59
28 msimmons 1.129 (defun swank-mop:slot-boundp-using-class (class object slotd)
29     (clos:slot-boundp-using-class class object
30     (clos:slot-definition-name slotd)))
31    
32     (defun swank-mop:slot-value-using-class (class object slotd)
33     (clos:slot-value-using-class class object
34     (clos:slot-definition-name slotd)))
35    
36     (defun (setf swank-mop:slot-value-using-class) (value class object slotd)
37     (setf (clos:slot-value-using-class class object
38     (clos:slot-definition-name slotd))
39     value))
40    
41     (defun swank-mop:slot-makunbound-using-class (class object slotd)
42     (clos:slot-makunbound-using-class class object
43     (clos:slot-definition-name slotd)))
44    
45 heller 1.65 (defun swank-mop:compute-applicable-methods-using-classes (gf classes)
46     (clos::compute-applicable-methods-from-classes gf classes))
47    
48     ;; lispworks doesn't have the eql-specializer class, it represents
49     ;; them as a list of `(EQL ,OBJECT)
50 mbaringer 1.59 (deftype swank-mop:eql-specializer () 'cons)
51    
52     (defun swank-mop:eql-specializer-object (eql-spec)
53     (second eql-spec))
54 msimmons 1.57
55 heller 1.111 (eval-when (:compile-toplevel :execute :load-toplevel)
56     (defvar *original-defimplementation* (macro-function 'defimplementation))
57     (defmacro defimplementation (&whole whole name args &body body
58     &environment env)
59     (declare (ignore args body))
60     `(progn
61     (dspec:record-definition '(defun ,name) (dspec:location)
62     :check-redefinition-p nil)
63     ,(funcall *original-defimplementation* whole env))))
64 heller 1.49
65 heller 1.143 ;;; UTF8
66    
67     (defimplementation string-to-utf8 (string)
68     (ef:encode-lisp-string string :utf-8))
69    
70     (defimplementation utf8-to-string (octets)
71     (ef:decode-external-string octets :utf-8))
72    
73 heller 1.13 ;;; TCP server
74 lgorrie 1.12
75 heller 1.30 (defimplementation preferred-communication-style ()
76     :spawn)
77 heller 1.18
78 heller 1.13 (defun socket-fd (socket)
79     (etypecase socket
80     (fixnum socket)
81     (comm:socket-stream (comm:socket-stream-socket socket))))
82    
83 heller 1.22 (defimplementation create-socket (host port)
84 heller 1.13 (multiple-value-bind (socket where errno)
85 msimmons 1.64 #-(or lispworks4.1 (and macosx lispworks4.3))
86     (comm::create-tcp-socket-for-service port :address host)
87     #+(or lispworks4.1 (and macosx lispworks4.3))
88     (comm::create-tcp-socket-for-service port)
89 heller 1.13 (cond (socket socket)
90 heller 1.14 (t (error 'network-error
91 heller 1.13 :format-control "~A failed: ~A (~D)"
92     :format-arguments (list where
93     (list #+unix (lw:get-unix-error errno))
94 heller 1.14 errno))))))
95 heller 1.13
96 lgorrie 1.17 (defimplementation local-port (socket)
97 heller 1.13 (nth-value 1 (comm:get-socket-address (socket-fd socket))))
98    
99 lgorrie 1.17 (defimplementation close-socket (socket)
100 heller 1.13 (comm::close-socket (socket-fd socket)))
101    
102 heller 1.63 (defimplementation accept-connection (socket
103 heller 1.85 &key external-format buffering timeout)
104 heller 1.118 (declare (ignore buffering))
105 heller 1.61 (let* ((fd (comm::get-fd-from-socket socket)))
106 heller 1.13 (assert (/= fd -1))
107 heller 1.118 (assert (valid-external-format-p external-format))
108     (cond ((member (first external-format) '(:latin-1 :ascii))
109     (make-instance 'comm:socket-stream
110     :socket fd
111     :direction :io
112     :read-timeout timeout
113     :element-type 'base-char))
114     (t
115 heller 1.142 (assert (member (first external-format) '(:utf-8)))
116     (make-instance 'utf8-stream
117     :byte-stream
118     (make-instance 'comm:socket-stream
119     :socket fd
120     :direction :io
121     :read-timeout timeout
122     :element-type '(unsigned-byte 8)))))))
123    
124     (defclass utf8-stream (stream:fundamental-character-input-stream
125     stream:fundamental-character-output-stream)
126     ((byte-stream :type comm:socket-stream
127     :initform nil
128     :initarg :byte-stream
129     :accessor utf8-stream-byte-stream)))
130    
131     ;; Helper function. Decode the next N bytes starting from INDEX.
132     ;; Return the decoded char and the new index.
133     (defun utf8-decode-aux (buffer index limit byte0 n)
134     (declare (simple-string buffer) (fixnum index limit byte0 n))
135     (if (< (- limit index) n)
136     (values nil index)
137     (do ((i 0 (1+ i))
138     (code byte0 (let ((byte (char-code (schar buffer (+ index i)))))
139     (cond ((= (ldb (byte 2 6) byte) #b10)
140     (+ (ash code 6) (ldb (byte 6 0) byte)))
141     (t
142     (error "Invalid encoding"))))))
143     ((= i n)
144     (values (cond ((<= code #xff) (code-char code))
145     ((<= #xdc00 code #xdbff)
146     (error "Invalid Unicode code point: #x~x" code))
147     ((< code char-code-limit)
148     (code-char code))
149     (t
150     (error
151     "Can't represent code point: #x~x ~
152     (char-code-limit is #x~x)"
153     code char-code-limit)))
154     (+ index n))))))
155    
156     ;; Decode one character in BUFFER starting at INDEX.
157     ;; Return 2 values: the character and the new index.
158     ;; If there aren't enough bytes between INDEX and LIMIT return nil.
159     (defun utf8-decode (buffer index limit)
160     (declare (simple-string buffer) (fixnum index limit))
161     (if (= index limit)
162     (values nil index)
163     (let ((b (char-code (schar buffer index))))
164     (if (<= b #x7f)
165     (values (code-char b) (1+ index))
166     (macrolet ((try (marker else)
167     (let* ((l (integer-length marker))
168     (n (- l 2)))
169     `(if (= (ldb (byte ,l ,(- 8 l)) b) ,marker)
170     (utf8-decode-aux buffer (1+ index) limit
171     (ldb (byte ,(- 8 l) 0) b)
172     ,n)
173     ,else))))
174     (try #b110
175     (try #b1110
176     (try #b11110
177     (try #b111110
178     (try #b1111110
179     (error "Invalid encoding")))))))))))
180    
181     ;; Decode characters from BUFFER and write them to STRING.
182     ;; Return 2 values: LASTINDEX and LASTSTART where
183     ;; LASTINDEX is the last index in BUFFER that was not decoded
184     ;; and LASTSTART is the last index in STRING not written.
185     (defun utf8-decode-into (buffer index limit string start end)
186     (declare (string string) (fixnum index limit start end))
187     (loop
188     (cond ((= start end)
189     (return (values index start)))
190     (t
191     (multiple-value-bind (c i) (utf8-decode buffer index limit)
192     (cond (c
193     (setf (aref string start) c)
194     (setq index i)
195     (setq start (1+ start)))
196     (t
197     (return (values index start)))))))))
198    
199     (defmacro utf8-encode-aux (code buffer start end n)
200     `(cond ((< (- ,end ,start) ,n)
201     ,start)
202     (t
203     (setf (schar ,buffer ,start)
204     (code-char
205     (dpb (ldb (byte ,(- 7 n) ,(* 6 (1- n))) ,code)
206     (byte ,(- 7 n) 0)
207     ,(dpb 0 (byte 1 (- 7 n)) #xff))))
208     ,@(loop for i from 0 upto (- n 2) collect
209     `(setf (schar ,buffer (+ ,start ,(- n 1 i)))
210     (code-char
211     (dpb (ldb (byte 6 ,(* 6 i)) ,code)
212     (byte 6 0)
213     #b10111111))))
214     (+ ,start ,n))))
215    
216     (defun utf8-encode (char buffer start end)
217     (declare (fixnum start end))
218     (let ((code (char-code char)))
219     (cond ((<= code #x7f)
220     (cond ((< start end)
221     (setf (schar buffer start) char)
222     (1+ start))
223     (t start)))
224     ((<= code #x7ff) (utf8-encode-aux code buffer start end 2))
225     ((<= #xd800 code #xdfff)
226     (error "Invalid Unicode code point (surrogate): #x~x" code))
227     ((<= code #xffff) (utf8-encode-aux code buffer start end 3))
228     ((<= code #x1fffff) (utf8-encode-aux code buffer start end 4))
229     ((<= code #x3ffffff) (utf8-encode-aux code buffer start end 5))
230     ((<= code #x7fffffff) (utf8-encode-aux code buffer start end 6))
231     (t (error "Can't encode ~s (~x)" char code)))))
232    
233     (defun utf8-encode-into (string start end buffer index limit)
234     (loop
235     (cond ((= start end)
236     (return (values start index)))
237     ((= index limit)
238     (return (values start index)))
239     (t
240     (let ((i2 (utf8-encode (char string start) buffer index limit)))
241     (cond ((= i2 index)
242     (return (values start index)))
243     (t
244     (setq index i2)
245     (incf start))))))))
246    
247     (defun utf8-stream-read-char (stream no-hang)
248     (with-slots (byte-stream) stream
249     (loop
250     (stream:with-stream-input-buffer (b i l) byte-stream
251     (multiple-value-bind (c i2) (utf8-decode b i l)
252     (cond (c
253     (setf i i2)
254     (return c))
255     ((and no-hang
256     (not (sys:wait-for-input-streams-returning-first
257     (list byte-stream) :timeout 0)))
258     (return nil))
259     ((stream:stream-fill-buffer byte-stream)
260     #| next iteration |# )
261     (t
262     (return :eof))))))))
263    
264     (defmethod stream:stream-read-char ((stream utf8-stream))
265     (utf8-stream-read-char stream nil))
266    
267     (defmethod stream:stream-read-char-no-hang ((stream utf8-stream))
268     (utf8-stream-read-char stream t))
269    
270     (defmethod stream:stream-read-sequence ((stream utf8-stream) (string string)
271     start end)
272     (with-slots (byte-stream) stream
273     (loop
274     (stream:with-stream-input-buffer (b i l) byte-stream
275     (multiple-value-bind (i2 s2) (utf8-decode-into b i l string start end)
276     (setq i i2)
277     (setq start s2)
278     (cond ((= start end)
279     (return start))
280     ((stream:stream-fill-buffer byte-stream)
281     #| next iteration |# )
282     (t
283     (return start))))))))
284    
285     (defmethod stream:stream-unread-char ((stream utf8-stream) (c character))
286     (with-slots (byte-stream) stream
287     (stream:with-stream-input-buffer (b i l) byte-stream
288     (declare (ignorable l))
289     (let* ((bytes (ef:encode-lisp-string (string c) :utf-8))
290     (len (length bytes))
291     (i2 (- i len)))
292     (assert (equal (utf8-decode b i2 i) c))
293     (setq i i2)
294     nil))))
295    
296     (defmethod stream:stream-write-char ((stream utf8-stream) (char character))
297     (with-slots (byte-stream) stream
298     (loop
299     (stream:with-stream-output-buffer (b i l) byte-stream
300     (let ((i2 (utf8-encode char b i l)))
301     (cond ((< i i2)
302     (setf i i2)
303     (return char))
304     ((stream:stream-flush-buffer byte-stream)
305     )
306     (t
307     (error "Can't flush buffer"))))))))
308    
309     (defmethod stream:stream-write-string ((stream utf8-stream)
310     (string string)
311     &optional (start 0)
312     (end (length string)))
313     (with-slots (byte-stream) stream
314     (loop
315     (stream:with-stream-output-buffer (b i l) byte-stream
316     (multiple-value-bind (s2 i2) (utf8-encode-into string start end
317     b i l)
318     (setf i i2)
319     (setf start s2)
320     (cond ((= start end)
321     (return string))
322     ((stream:stream-flush-buffer byte-stream)
323     )
324     (t
325     (error "Can't flush buffer"))))))))
326    
327     (defmethod stream:stream-write-sequence ((stream utf8-stream)
328     seq start end)
329     (stream:stream-write-string seq start end))
330    
331     (defmethod stream:stream-force-output ((stream utf8-stream))
332     (with-slots (byte-stream) stream (force-output byte-stream)))
333    
334     (defmethod stream:stream-finish-output ((stream utf8-stream))
335     (with-slots (byte-stream) stream (finish-output byte-stream)))
336 heller 1.13
337 heller 1.88 ;;; Coding Systems
338    
339 heller 1.118 (defun valid-external-format-p (external-format)
340     (member external-format *external-format-to-coding-system*
341     :test #'equal :key #'car))
342    
343 heller 1.88 (defvar *external-format-to-coding-system*
344     '(((:latin-1 :eol-style :lf)
345     "latin-1-unix" "iso-latin-1-unix" "iso-8859-1-unix")
346 heller 1.142 ;;((:latin-1) "latin-1" "iso-latin-1" "iso-8859-1")
347     ;;((:utf-8) "utf-8")
348 heller 1.88 ((:utf-8 :eol-style :lf) "utf-8-unix")
349 heller 1.142 ;;((:euc-jp) "euc-jp")
350 heller 1.88 ((:euc-jp :eol-style :lf) "euc-jp-unix")
351 heller 1.142 ;;((:ascii) "us-ascii")
352 heller 1.88 ((:ascii :eol-style :lf) "us-ascii-unix")))
353    
354     (defimplementation find-external-format (coding-system)
355     (car (rassoc-if (lambda (x) (member coding-system x :test #'equal))
356     *external-format-to-coding-system*)))
357    
358 heller 1.15 ;;; Unix signals
359    
360 heller 1.18 (defun sigint-handler ()
361 heller 1.16 (with-simple-restart (continue "Continue from SIGINT handler.")
362     (invoke-debugger "SIGINT")))
363 heller 1.1
364 heller 1.18 (defun make-sigint-handler (process)
365     (lambda (&rest args)
366     (declare (ignore args))
367     (mp:process-interrupt process #'sigint-handler)))
368    
369 heller 1.125 (defun set-sigint-handler ()
370     ;; Set SIGINT handler on Swank request handler thread.
371     #-win32
372     (sys::set-signal-handler +sigint+
373     (make-sigint-handler mp:*current-process*)))
374    
375     #-win32
376     (defimplementation install-sigint-handler (handler)
377     (sys::set-signal-handler +sigint+
378     (let ((self mp:*current-process*))
379     (lambda (&rest args)
380     (declare (ignore args))
381     (mp:process-interrupt self handler)))))
382    
383 heller 1.29 (defimplementation getpid ()
384     #+win32 (win32:get-current-process-id)
385     #-win32 (system::getpid))
386 heller 1.1
387 heller 1.23 (defimplementation lisp-implementation-type-name ()
388     "lispworks")
389    
390 heller 1.36 (defimplementation set-default-directory (directory)
391     (namestring (hcl:change-directory directory)))
392 heller 1.40
393     ;;;; Documentation
394 heller 1.36
395 sboukarev 1.133 (defun map-list (function list)
396     "Map over proper and not proper lists."
397     (loop for (car . cdr) on list
398     collect (funcall function car) into result
399     when (null cdr) return result
400     when (atom cdr) return (nconc result (funcall function cdr))))
401    
402 sboukarev 1.132 (defun replace-strings-with-symbols (tree)
403 sboukarev 1.133 (map-list
404     (lambda (x)
405     (typecase x
406     (list
407     (replace-strings-with-symbols x))
408     (symbol
409     x)
410     (string
411     (intern x))
412     (t
413     (intern (write-to-string x)))))
414     tree))
415 sboukarev 1.132
416 msimmons 1.57 (defimplementation arglist (symbol-or-function)
417     (let ((arglist (lw:function-lambda-list symbol-or-function)))
418 heller 1.30 (etypecase arglist
419 heller 1.39 ((member :dont-know)
420     :not-available)
421     (list
422 sboukarev 1.132 (replace-strings-with-symbols arglist)))))
423 msimmons 1.57
424     (defimplementation function-name (function)
425     (nth-value 2 (function-lambda-expression function)))
426 heller 1.1
427 lgorrie 1.17 (defimplementation macroexpand-all (form)
428 heller 1.1 (walker:walk-form form))
429    
430 heller 1.37 (defun generic-function-p (object)
431 heller 1.36 (typep object 'generic-function))
432    
433 lgorrie 1.17 (defimplementation describe-symbol-for-emacs (symbol)
434 heller 1.1 "Return a plist describing SYMBOL.
435     Return NIL if the symbol is unbound."
436     (let ((result '()))
437     (labels ((first-line (string)
438     (let ((pos (position #\newline string)))
439     (if (null pos) string (subseq string 0 pos))))
440     (doc (kind &optional (sym symbol))
441 heller 1.116 (let ((string (or (documentation sym kind))))
442 heller 1.1 (if string
443     (first-line string)
444     :not-documented)))
445     (maybe-push (property value)
446     (when value
447     (setf result (list* property value result)))))
448     (maybe-push
449     :variable (when (boundp symbol)
450     (doc 'variable)))
451     (maybe-push
452 heller 1.36 :generic-function (if (and (fboundp symbol)
453 heller 1.37 (generic-function-p (fdefinition symbol)))
454 heller 1.36 (doc 'function)))
455     (maybe-push
456     :function (if (and (fboundp symbol)
457 heller 1.37 (not (generic-function-p (fdefinition symbol))))
458 heller 1.1 (doc 'function)))
459     (maybe-push
460 heller 1.49 :setf (let ((setf-name (sys:underlying-setf-name `(setf ,symbol))))
461     (if (fboundp setf-name)
462     (doc 'setf))))
463     (maybe-push
464 heller 1.1 :class (if (find-class symbol nil)
465     (doc 'class)))
466 heller 1.30 result)))
467 heller 1.1
468 heller 1.30 (defimplementation describe-definition (symbol type)
469     (ecase type
470     (:variable (describe-symbol symbol))
471     (:class (describe (find-class symbol)))
472 heller 1.49 ((:function :generic-function) (describe-function symbol))
473     (:setf (describe-function (sys:underlying-setf-name `(setf ,symbol))))))
474 heller 1.30
475     (defun describe-function (symbol)
476     (cond ((fboundp symbol)
477 heller 1.123 (format t "(~A ~/pprint-fill/)~%~%~:[(not documented)~;~:*~A~]~%"
478     symbol
479     (lispworks:function-lambda-list symbol)
480 heller 1.30 (documentation symbol 'function))
481 heller 1.38 (describe (fdefinition symbol)))
482 heller 1.30 (t (format t "~S is not fbound" symbol))))
483 heller 1.4
484 heller 1.30 (defun describe-symbol (sym)
485 heller 1.1 (format t "~A is a symbol in package ~A." sym (symbol-package sym))
486     (when (boundp sym)
487     (format t "~%~%Value: ~A" (symbol-value sym)))
488     (let ((doc (documentation sym 'variable)))
489     (when doc
490     (format t "~%~%Variable documentation:~%~A" doc)))
491     (when (fboundp sym)
492 heller 1.30 (describe-function sym)))
493 heller 1.1
494     ;;; Debugging
495    
496 heller 1.66 (defclass slime-env (env:environment)
497     ((debugger-hook :initarg :debugger-hoook)))
498    
499     (defun slime-env (hook io-bindings)
500     (make-instance 'slime-env :name "SLIME Environment"
501     :io-bindings io-bindings
502     :debugger-hoook hook))
503    
504 heller 1.111 (defmethod env-internals:environment-display-notifier
505 heller 1.66 ((env slime-env) &key restarts condition)
506 heller 1.111 (declare (ignore restarts condition))
507 heller 1.113 (funcall (swank-sym :swank-debugger-hook) condition *debugger-hook*)
508     ;; nil
509 heller 1.111 )
510 heller 1.66
511     (defmethod env-internals:environment-display-debugger ((env slime-env))
512     *debug-io*)
513    
514 heller 1.111 (defmethod env-internals:confirm-p ((e slime-env) &optional msg &rest args)
515     (apply (swank-sym :y-or-n-p-in-emacs) msg args))
516    
517 heller 1.110 (defimplementation call-with-debugger-hook (hook fun)
518     (let ((*debugger-hook* hook))
519     (env:with-environment ((slime-env hook '()))
520     (funcall fun))))
521 heller 1.66
522 msimmons 1.100 (defimplementation install-debugger-globally (function)
523     (setq *debugger-hook* function)
524     (setf (env:environment) (slime-env function '())))
525    
526 heller 1.26 (defvar *sldb-top-frame*)
527 heller 1.1
528     (defun interesting-frame-p (frame)
529 heller 1.36 (cond ((or (dbg::call-frame-p frame)
530     (dbg::derived-call-frame-p frame)
531     (dbg::foreign-frame-p frame)
532     (dbg::interpreted-call-frame-p frame))
533     t)
534     ((dbg::catch-frame-p frame) dbg:*print-catch-frames*)
535     ((dbg::binding-frame-p frame) dbg:*print-binding-frames*)
536     ((dbg::handler-frame-p frame) dbg:*print-handler-frames*)
537     ((dbg::restart-frame-p frame) dbg:*print-restart-frames*)
538     (t nil)))
539 heller 1.1
540 heller 1.41 (defun nth-next-frame (frame n)
541     "Unwind FRAME N times."
542     (do ((frame frame (dbg::frame-next frame))
543     (i n (if (interesting-frame-p frame) (1- i) i)))
544 heller 1.48 ((or (not frame)
545     (and (interesting-frame-p frame) (zerop i)))
546     frame)))
547 heller 1.41
548     (defun nth-frame (index)
549     (nth-next-frame *sldb-top-frame* index))
550 heller 1.139
551 heller 1.41 (defun find-top-frame ()
552     "Return the most suitable top-frame for the debugger."
553 mbaringer 1.69 (or (do ((frame (dbg::debugger-stack-current-frame dbg::*debugger-stack*)
554     (nth-next-frame frame 1)))
555     ((or (null frame) ; no frame found!
556     (and (dbg::call-frame-p frame)
557     (eq (dbg::call-frame-function-name frame)
558     'invoke-debugger)))
559     (nth-next-frame frame 1)))
560     ;; if we can't find a invoke-debugger frame, take any old frame at the top
561     (dbg::debugger-stack-current-frame dbg::*debugger-stack*)))
562 heller 1.41
563     (defimplementation call-with-debugging-environment (fn)
564     (dbg::with-debugger-stack ()
565     (let ((*sldb-top-frame* (find-top-frame)))
566     (funcall fn))))
567 heller 1.1
568 heller 1.30 (defimplementation compute-backtrace (start end)
569 heller 1.1 (let ((end (or end most-positive-fixnum))
570     (backtrace '()))
571     (do ((frame (nth-frame start) (dbg::frame-next frame))
572     (i start))
573     ((or (not frame) (= i end)) (nreverse backtrace))
574     (when (interesting-frame-p frame)
575     (incf i)
576 heller 1.121 (push frame backtrace)))))
577 heller 1.1
578 heller 1.36 (defun frame-actual-args (frame)
579 msimmons 1.141 (let ((*break-on-signals* nil)
580     (kind nil))
581     (loop for arg in (dbg::call-frame-arglist frame)
582     if (eq kind '&rest)
583     nconc (handler-case
584     (dbg::dbg-eval arg frame)
585     (error (e) (list (format nil "<~A>" arg))))
586     and do (loop-finish)
587     else
588     if (member arg '(&rest &optional &key))
589     do (setq kind arg)
590     else
591     nconc
592     (handler-case
593     (nconc (and (eq kind '&key)
594     (list (cond ((symbolp arg)
595     (intern (symbol-name arg) :keyword))
596     ((and (consp arg) (symbolp (car arg)))
597     (intern (symbol-name (car arg)) :keyword))
598     (t (caar arg)))))
599     (list (dbg::dbg-eval
600     (cond ((symbolp arg) arg)
601     ((and (consp arg) (symbolp (car arg)))
602     (car arg))
603     (t (cadar arg)))
604     frame)))
605     (error (e) (list (format nil "<~A>" arg)))))))
606 heller 1.36
607 heller 1.121 (defimplementation print-frame (frame stream)
608     (cond ((dbg::call-frame-p frame)
609 msimmons 1.141 (prin1 (cons (dbg::call-frame-function-name frame)
610     (frame-actual-args frame))
611     stream))
612 heller 1.121 (t (princ frame stream))))
613 heller 1.1
614 heller 1.47 (defun frame-vars (frame)
615     (first (dbg::frame-locals-format-list frame #'list 75 0)))
616    
617 lgorrie 1.17 (defimplementation frame-locals (n)
618 heller 1.29 (let ((frame (nth-frame n)))
619 heller 1.1 (if (dbg::call-frame-p frame)
620 heller 1.47 (mapcar (lambda (var)
621     (destructuring-bind (name value symbol location) var
622     (declare (ignore name location))
623     (list :name symbol :id 0
624     :value value)))
625     (frame-vars frame)))))
626    
627     (defimplementation frame-var-value (frame var)
628     (let ((frame (nth-frame frame)))
629     (destructuring-bind (_n value _s _l) (nth var (frame-vars frame))
630     (declare (ignore _n _s _l))
631     value)))
632 heller 1.1
633 heller 1.130 (defimplementation frame-source-location (frame)
634 heller 1.60 (let ((frame (nth-frame frame))
635     (callee (if (plusp frame) (nth-frame (1- frame)))))
636 heller 1.1 (if (dbg::call-frame-p frame)
637 heller 1.60 (let ((dspec (dbg::call-frame-function-name frame))
638     (cname (and (dbg::call-frame-p callee)
639 heller 1.139 (dbg::call-frame-function-name callee)))
640     (path (and (dbg::call-frame-p frame)
641     (dbg::call-frame-edit-path frame))))
642 heller 1.60 (if dspec
643 heller 1.139 (frame-location dspec cname path))))))
644 heller 1.26
645     (defimplementation eval-in-frame (form frame-number)
646     (let ((frame (nth-frame frame-number)))
647     (dbg::dbg-eval form frame)))
648    
649     (defimplementation return-from-frame (frame-number form)
650     (let* ((frame (nth-frame frame-number))
651 heller 1.30 (return-frame (dbg::find-frame-for-return frame)))
652 heller 1.26 (dbg::dbg-return-from-call-frame frame form return-frame
653     dbg::*debugger-stack*)))
654    
655     (defimplementation restart-frame (frame-number)
656     (let ((frame (nth-frame frame-number)))
657     (dbg::restart-frame frame :same-args t)))
658 heller 1.1
659 heller 1.109 (defimplementation disassemble-frame (frame-number)
660     (let* ((frame (nth-frame frame-number)))
661     (when (dbg::call-frame-p frame)
662     (let ((function (dbg::get-call-frame-function frame)))
663     (disassemble function)))))
664    
665 heller 1.18 ;;; Definition finding
666    
667 heller 1.139 (defun frame-location (dspec callee-name edit-path)
668 heller 1.60 (let ((infos (dspec:find-dspec-locations dspec)))
669     (cond (infos
670     (destructuring-bind ((rdspec location) &rest _) infos
671     (declare (ignore _))
672     (let ((name (and callee-name (symbolp callee-name)
673 heller 1.139 (string callee-name)))
674     (path (edit-path-to-cmucl-source-path edit-path)))
675     (make-dspec-location rdspec location
676     `(:call-site ,name :edit-path ,path)))))
677 heller 1.60 (t
678     (list :error (format nil "Source location not available for: ~S"
679     dspec))))))
680 heller 1.4
681 heller 1.139 ;; dbg::call-frame-edit-path is not documented but lets assume the
682     ;; binary representation of the integer EDIT-PATH should be
683     ;; interpreted as a sequence of CAR or CDR. #b1111010 is roughly the
684     ;; same as cadadddr. Something is odd with the highest bit.
685     (defun edit-path-to-cmucl-source-path (edit-path)
686     (and edit-path
687     (cons 0
688     (let ((n -1))
689     (loop for i from (1- (integer-length edit-path)) downto 0
690     if (logbitp i edit-path) do (incf n)
691     else collect (prog1 n (setq n 0)))))))
692    
693     ;; (edit-path-to-cmucl-source-path #b1111010) => (0 3 1)
694    
695 heller 1.33 (defimplementation find-definitions (name)
696 heller 1.26 (let ((locations (dspec:find-name-locations dspec:*dspec-classes* name)))
697 heller 1.33 (loop for (dspec location) in locations
698     collect (list dspec (make-dspec-location dspec location)))))
699 heller 1.6
700 msimmons 1.56
701 heller 1.18 ;;; Compilation
702    
703 msimmons 1.42 (defmacro with-swank-compilation-unit ((location &rest options) &body body)
704     (lw:rebinding (location)
705     `(let ((compiler::*error-database* '()))
706     (with-compilation-unit ,options
707 heller 1.120 (multiple-value-prog1 (progn ,@body)
708     (signal-error-data-base compiler::*error-database*
709     ,location)
710     (signal-undefined-functions compiler::*unknown-functions*
711     ,location))))))
712 msimmons 1.42
713 heller 1.128 (defimplementation swank-compile-file (input-file output-file
714 sboukarev 1.136 load-p external-format
715     &key policy)
716     (declare (ignore policy))
717 heller 1.128 (with-swank-compilation-unit (input-file)
718     (compile-file input-file
719     :output-file output-file
720     :load load-p
721 heller 1.119 :external-format external-format)))
722 msimmons 1.56
723 eweitz 1.70 (defvar *within-call-with-compilation-hooks* nil
724     "Whether COMPILE-FILE was called from within CALL-WITH-COMPILATION-HOOKS.")
725    
726     (defvar *undefined-functions-hash* nil
727     "Hash table to map info about undefined functions to pathnames.")
728    
729     (lw:defadvice (compile-file compile-file-and-collect-notes :around)
730     (pathname &rest rest)
731 msimmons 1.75 (multiple-value-prog1 (apply #'lw:call-next-advice pathname rest)
732 eweitz 1.70 (when *within-call-with-compilation-hooks*
733     (maphash (lambda (unfun dspecs)
734     (dolist (dspec dspecs)
735     (let ((unfun-info (list unfun dspec)))
736     (unless (gethash unfun-info *undefined-functions-hash*)
737     (setf (gethash unfun-info *undefined-functions-hash*)
738     pathname)))))
739     compiler::*unknown-functions*))))
740    
741 msimmons 1.56 (defimplementation call-with-compilation-hooks (function)
742 eweitz 1.70 (let ((compiler::*error-database* '())
743     (*undefined-functions-hash* (make-hash-table :test 'equal))
744     (*within-call-with-compilation-hooks* t))
745     (with-compilation-unit ()
746     (prog1 (funcall function)
747     (signal-error-data-base compiler::*error-database*)
748     (signal-undefined-functions compiler::*unknown-functions*)))))
749 heller 1.1
750     (defun map-error-database (database fn)
751     (loop for (filename . defs) in database do
752     (loop for (dspec . conditions) in defs do
753 heller 1.140 (dolist (c conditions)
754     (multiple-value-bind (condition path)
755     (if (consp c) (values (car c) (cdr c)) (values c nil))
756     (funcall fn filename dspec condition path))))))
757 heller 1.1
758     (defun lispworks-severity (condition)
759     (cond ((not condition) :warning)
760     (t (etypecase condition
761 heller 1.6 (error :error)
762 heller 1.1 (style-warning :warning)
763     (warning :warning)))))
764    
765     (defun signal-compiler-condition (message location condition)
766     (check-type message string)
767     (signal
768     (make-instance 'compiler-condition :message message
769     :severity (lispworks-severity condition)
770     :location location
771     :original-condition condition)))
772    
773 heller 1.118 (defvar *temp-file-format* '(:utf-8 :eol-style :lf))
774    
775 heller 1.1 (defun compile-from-temp-file (string filename)
776     (unwind-protect
777     (progn
778 heller 1.118 (with-open-file (s filename :direction :output
779     :if-exists :supersede
780     :external-format *temp-file-format*)
781    
782 heller 1.1 (write-string string s)
783     (finish-output s))
784 heller 1.120 (multiple-value-bind (binary-filename warnings? failure?)
785     (compile-file filename :load t
786     :external-format *temp-file-format*)
787     (declare (ignore warnings?))
788 heller 1.6 (when binary-filename
789 heller 1.120 (delete-file binary-filename))
790     (not failure?)))
791 heller 1.1 (delete-file filename)))
792    
793 heller 1.117 (defun dspec-function-name-position (dspec fallback)
794 heller 1.34 (etypecase dspec
795     (cons (let ((name (dspec:dspec-primary-name dspec)))
796 heller 1.37 (typecase name
797 heller 1.34 ((or symbol string)
798     (list :function-name (string name)))
799 heller 1.117 (t fallback))))
800     (null fallback)
801 heller 1.34 (symbol (list :function-name (string dspec)))))
802 heller 1.18
803 lgorrie 1.45 (defmacro with-fairly-standard-io-syntax (&body body)
804     "Like WITH-STANDARD-IO-SYNTAX but preserve *PACKAGE* and *READTABLE*."
805     (let ((package (gensym))
806     (readtable (gensym)))
807     `(let ((,package *package*)
808     (,readtable *readtable*))
809     (with-standard-io-syntax
810     (let ((*package* ,package)
811     (*readtable* ,readtable))
812     ,@body)))))
813    
814 heller 1.117 (defun skip-comments (stream)
815     (let ((pos0 (file-position stream)))
816     (cond ((equal (ignore-errors (list (read-delimited-list #\( stream)))
817     '(()))
818     (file-position stream (1- (file-position stream))))
819     (t (file-position stream pos0)))))
820    
821 heller 1.52 #-(or lispworks4.1 lispworks4.2) ; no dspec:parse-form-dspec prior to 4.3
822 msimmons 1.42 (defun dspec-stream-position (stream dspec)
823 lgorrie 1.45 (with-fairly-standard-io-syntax
824 heller 1.117 (loop (let* ((pos (progn (skip-comments stream) (file-position stream)))
825 lgorrie 1.44 (form (read stream nil '#1=#:eof)))
826     (when (eq form '#1#)
827     (return nil))
828     (labels ((check-dspec (form)
829     (when (consp form)
830     (let ((operator (car form)))
831     (case operator
832     ((progn)
833     (mapcar #'check-dspec
834     (cdr form)))
835     ((eval-when locally macrolet symbol-macrolet)
836     (mapcar #'check-dspec
837     (cddr form)))
838     ((in-package)
839     (let ((package (find-package (second form))))
840     (when package
841     (setq *package* package))))
842     (otherwise
843     (let ((form-dspec (dspec:parse-form-dspec form)))
844     (when (dspec:dspec-equal dspec form-dspec)
845     (return pos)))))))))
846     (check-dspec form))))))
847 msimmons 1.42
848 heller 1.52 (defun dspec-file-position (file dspec)
849 mbaringer 1.90 (let* ((*compile-file-pathname* (pathname file))
850     (*compile-file-truename* (truename *compile-file-pathname*))
851     (*load-pathname* *compile-file-pathname*)
852     (*load-truename* *compile-file-truename*))
853     (with-open-file (stream file)
854     (let ((pos
855     #-(or lispworks4.1 lispworks4.2)
856     (dspec-stream-position stream dspec)))
857     (if pos
858 heller 1.117 (list :position (1+ pos))
859     (dspec-function-name-position dspec `(:position 1)))))))
860 heller 1.52
861 heller 1.25 (defun emacs-buffer-location-p (location)
862     (and (consp location)
863     (eq (car location) :emacs-buffer)))
864    
865 heller 1.60 (defun make-dspec-location (dspec location &optional hints)
866 heller 1.52 (etypecase location
867     ((or pathname string)
868     (multiple-value-bind (file err)
869     (ignore-errors (namestring (truename location)))
870     (if err
871     (list :error (princ-to-string err))
872     (make-location `(:file ,file)
873 heller 1.60 (dspec-file-position file dspec)
874     hints))))
875 heller 1.52 (symbol
876     `(:error ,(format nil "Cannot resolve location: ~S" location)))
877     ((satisfies emacs-buffer-location-p)
878     (destructuring-bind (_ buffer offset string) location
879     (declare (ignore _ string))
880     (make-location `(:buffer ,buffer)
881 heller 1.117 (dspec-function-name-position dspec `(:offset ,offset 0))
882 heller 1.60 hints)))))
883 heller 1.1
884 heller 1.140 (defun make-dspec-progenitor-location (dspec location edit-path)
885 msimmons 1.42 (let ((canon-dspec (dspec:canonicalize-dspec dspec)))
886     (make-dspec-location
887     (if canon-dspec
888     (if (dspec:local-dspec-p canon-dspec)
889     (dspec:dspec-progenitor canon-dspec)
890 heller 1.140 canon-dspec)
891     nil)
892     location
893     (if edit-path
894     (list :edit-path (edit-path-to-cmucl-source-path edit-path))))))
895 msimmons 1.42
896 eweitz 1.70 (defun signal-error-data-base (database &optional location)
897 heller 1.1 (map-error-database
898     database
899 heller 1.140 (lambda (filename dspec condition edit-path)
900 heller 1.1 (signal-compiler-condition
901     (format nil "~A" condition)
902 heller 1.140 (make-dspec-progenitor-location dspec (or location filename) edit-path)
903 heller 1.1 condition))))
904    
905 eweitz 1.71 (defun unmangle-unfun (symbol)
906     "Converts symbols like 'SETF::|\"CL-USER\" \"GET\"| to
907     function names like \(SETF GET)."
908 heller 1.93 (cond ((sys::setf-symbol-p symbol)
909     (sys::setf-pair-from-underlying-name symbol))
910     (t symbol)))
911    
912 eweitz 1.70 (defun signal-undefined-functions (htab &optional filename)
913 heller 1.1 (maphash (lambda (unfun dspecs)
914     (dolist (dspec dspecs)
915     (signal-compiler-condition
916 eweitz 1.71 (format nil "Undefined function ~A" (unmangle-unfun unfun))
917 heller 1.140 (make-dspec-progenitor-location
918     dspec
919     (or filename
920     (gethash (list unfun dspec) *undefined-functions-hash*))
921     nil)
922 heller 1.1 nil)))
923     htab))
924 heller 1.2
925 heller 1.126 (defimplementation swank-compile-string (string &key buffer position filename
926     policy)
927     (declare (ignore filename policy))
928 heller 1.1 (assert buffer)
929     (assert position)
930 heller 1.30 (let* ((location (list :emacs-buffer buffer position string))
931 heller 1.26 (tmpname (hcl:make-temp-file nil "lisp")))
932 msimmons 1.42 (with-swank-compilation-unit (location)
933 heller 1.26 (compile-from-temp-file
934 heller 1.68 (with-output-to-string (s)
935     (let ((*print-radix* t))
936     (print `(eval-when (:compile-toplevel)
937     (setq dspec::*location* (list ,@location)))
938     s))
939     (write-string string s))
940 msimmons 1.42 tmpname))))
941 heller 1.1
942 heller 1.3 ;;; xref
943    
944 heller 1.31 (defmacro defxref (name function)
945     `(defimplementation ,name (name)
946     (xref-results (,function name))))
947    
948     (defxref who-calls hcl:who-calls)
949 msimmons 1.42 (defxref who-macroexpands hcl:who-calls) ; macros are in the calls table too
950 heller 1.67 (defxref calls-who hcl:calls-who)
951 msimmons 1.42 (defxref list-callers list-callers-internal)
952 sboukarev 1.137 (defxref list-callees list-callees-internal)
953 msimmons 1.42
954     (defun list-callers-internal (name)
955     (let ((callers (make-array 100
956     :fill-pointer 0
957     :adjustable t)))
958     (hcl:sweep-all-objects
959     #'(lambda (object)
960     (when (and #+Harlequin-PC-Lisp (low:compiled-code-p object)
961 msimmons 1.138 #+Harlequin-Unix-Lisp (sys:callablep object)
962     #-(or Harlequin-PC-Lisp Harlequin-Unix-Lisp) (sys:compiled-code-p object)
963 msimmons 1.42 (system::find-constant$funcallable name object))
964     (vector-push-extend object callers))))
965     ;; Delay dspec:object-dspec until after sweep-all-objects
966     ;; to reduce allocation problems.
967     (loop for object across callers
968     collect (if (symbolp object)
969     (list 'function object)
970 heller 1.63 (or (dspec:object-dspec object) object)))))
971 heller 1.36
972 sboukarev 1.137 (defun list-callees-internal (name)
973 msimmons 1.138 (let ((callees '()))
974     (system::find-constant$funcallable
975     'junk name
976     :test #'(lambda (junk constant)
977     (declare (ignore junk))
978     (when (and (symbolp constant)
979     (fboundp constant))
980     (pushnew (list 'function constant) callees :test 'equal))
981     ;; Return nil so we iterate over all constants.
982     nil))
983     callees))
984 sboukarev 1.137
985 heller 1.37 ;; only for lispworks 4.2 and above
986     #-lispworks4.1
987     (progn
988     (defxref who-references hcl:who-references)
989     (defxref who-binds hcl:who-binds)
990     (defxref who-sets hcl:who-sets))
991    
992 heller 1.36 (defimplementation who-specializes (classname)
993     (let ((methods (clos:class-direct-methods (find-class classname))))
994     (xref-results (mapcar #'dspec:object-dspec methods))))
995 heller 1.31
996     (defun xref-results (dspecs)
997 heller 1.63 (flet ((frob-locs (dspec locs)
998     (cond (locs
999     (loop for (name loc) in locs
1000     collect (list name (make-dspec-location name loc))))
1001     (t `((,dspec (:error "Source location not available")))))))
1002     (loop for dspec in dspecs
1003     append (frob-locs dspec (dspec:dspec-definition-locations dspec)))))
1004 heller 1.66
1005 heller 1.25 ;;; Inspector
1006 mbaringer 1.58
1007 heller 1.95 (defmethod emacs-inspect ((o t))
1008 heller 1.60 (lispworks-inspect o))
1009    
1010 heller 1.95 (defmethod emacs-inspect ((o function))
1011 heller 1.60 (lispworks-inspect o))
1012    
1013 heller 1.82 ;; FIXME: slot-boundp-using-class in LW works with names so we can't
1014     ;; use our method in swank.lisp.
1015 heller 1.95 (defmethod emacs-inspect ((o standard-object))
1016 heller 1.82 (lispworks-inspect o))
1017    
1018 heller 1.60 (defun lispworks-inspect (o)
1019 heller 1.25 (multiple-value-bind (names values _getter _setter type)
1020     (lw:get-inspector-values o nil)
1021     (declare (ignore _getter _setter))
1022 heller 1.60 (append
1023     (label-value-line "Type" type)
1024 msimmons 1.91 (loop for name in names
1025     for value in values
1026 heller 1.96 append (label-value-line name value)))))
1027 heller 1.25
1028 lgorrie 1.46 ;;; Miscellaneous
1029    
1030     (defimplementation quit-lisp ()
1031     (lispworks:quit))
1032    
1033 heller 1.66 ;;; Tracing
1034    
1035     (defun parse-fspec (fspec)
1036     "Return a dspec for FSPEC."
1037     (ecase (car fspec)
1038 heller 1.67 ((:defmethod) `(method ,(cdr fspec)))))
1039 heller 1.66
1040     (defun tracedp (dspec)
1041     (member dspec (eval '(trace)) :test #'equal))
1042    
1043 heller 1.67 (defun toggle-trace-aux (dspec)
1044 heller 1.66 (cond ((tracedp dspec)
1045     (eval `(untrace ,dspec))
1046     (format nil "~S is now untraced." dspec))
1047     (t
1048     (eval `(trace (,dspec)))
1049     (format nil "~S is now traced." dspec))))
1050    
1051 heller 1.67 (defimplementation toggle-trace (fspec)
1052     (toggle-trace-aux (parse-fspec fspec)))
1053 heller 1.66
1054 heller 1.16 ;;; Multithreading
1055    
1056 mbaringer 1.86 (defimplementation initialize-multiprocessing (continuation)
1057 heller 1.87 (cond ((not mp::*multiprocessing*)
1058     (push (list "Initialize SLIME" '() continuation)
1059     mp:*initial-processes*)
1060     (mp:initialize-multiprocessing))
1061     (t (funcall continuation))))
1062 heller 1.16
1063 heller 1.18 (defimplementation spawn (fn &key name)
1064 heller 1.127 (mp:process-run-function name () fn))
1065 heller 1.48
1066     (defvar *id-lock* (mp:make-lock))
1067     (defvar *thread-id-counter* 0)
1068    
1069     (defimplementation thread-id (thread)
1070     (mp:with-lock (*id-lock*)
1071     (or (getf (mp:process-plist thread) 'id)
1072     (setf (getf (mp:process-plist thread) 'id)
1073     (incf *thread-id-counter*)))))
1074    
1075     (defimplementation find-thread (id)
1076     (find id (mp:list-all-processes)
1077     :key (lambda (p) (getf (mp:process-plist p) 'id))))
1078 heller 1.16
1079 heller 1.21 (defimplementation thread-name (thread)
1080     (mp:process-name thread))
1081 heller 1.16
1082 heller 1.21 (defimplementation thread-status (thread)
1083     (format nil "~A ~D"
1084     (mp:process-whostate thread)
1085     (mp:process-priority thread)))
1086 heller 1.16
1087 heller 1.18 (defimplementation make-lock (&key name)
1088 heller 1.16 (mp:make-lock :name name))
1089    
1090 heller 1.18 (defimplementation call-with-lock-held (lock function)
1091 heller 1.16 (mp:with-lock (lock) (funcall function)))
1092 heller 1.20
1093     (defimplementation current-thread ()
1094     mp:*current-process*)
1095 heller 1.21
1096     (defimplementation all-threads ()
1097     (mp:list-all-processes))
1098 heller 1.20
1099     (defimplementation interrupt-thread (thread fn)
1100     (mp:process-interrupt thread fn))
1101 heller 1.25
1102     (defimplementation kill-thread (thread)
1103     (mp:process-kill thread))
1104 heller 1.27
1105     (defimplementation thread-alive-p (thread)
1106     (mp:process-alive-p thread))
1107 heller 1.20
1108 heller 1.102 (defstruct (mailbox (:conc-name mailbox.))
1109     (mutex (mp:make-lock :name "thread mailbox"))
1110     (queue '() :type list))
1111    
1112 heller 1.20 (defvar *mailbox-lock* (mp:make-lock))
1113    
1114     (defun mailbox (thread)
1115     (mp:with-lock (*mailbox-lock*)
1116     (or (getf (mp:process-plist thread) 'mailbox)
1117     (setf (getf (mp:process-plist thread) 'mailbox)
1118 heller 1.102 (make-mailbox)))))
1119 heller 1.20
1120 heller 1.112 (defimplementation receive-if (test &optional timeout)
1121 heller 1.102 (let* ((mbox (mailbox mp:*current-process*))
1122     (lock (mailbox.mutex mbox)))
1123 heller 1.112 (assert (or (not timeout) (eq timeout t)))
1124 heller 1.102 (loop
1125 heller 1.106 (check-slime-interrupts)
1126     (mp:with-lock (lock "receive-if/try")
1127     (let* ((q (mailbox.queue mbox))
1128     (tail (member-if test q)))
1129     (when tail
1130     (setf (mailbox.queue mbox) (nconc (ldiff q tail) (cdr tail)))
1131     (return (car tail)))))
1132 heller 1.112 (when (eq timeout t) (return (values nil t)))
1133 heller 1.106 (mp:process-wait-with-timeout
1134 heller 1.125 "receive-if" 0.3 (lambda () (some test (mailbox.queue mbox)))))))
1135 heller 1.102
1136     (defimplementation send (thread message)
1137     (let ((mbox (mailbox thread)))
1138 heller 1.106 (mp:with-lock ((mailbox.mutex mbox))
1139     (setf (mailbox.queue mbox)
1140     (nconc (mailbox.queue mbox) (list message))))))
1141 heller 1.3
1142 heller 1.127 (defimplementation set-default-initial-binding (var form)
1143     (setq mp:*process-initial-bindings*
1144     (acons var `(eval (quote ,form))
1145     mp:*process-initial-bindings* )))
1146    
1147 heller 1.131 (defimplementation thread-attributes (thread)
1148     (list :priority (mp:process-priority thread)
1149     :idle (mp:process-idle-time thread)))
1150    
1151 heller 1.66 ;;; Some intergration with the lispworks environment
1152    
1153 heller 1.74 (defun swank-sym (name) (find-symbol (string name) :swank))
1154 mkoeppe 1.77
1155 eweitz 1.89
1156     ;;;; Weak hashtables
1157    
1158     (defimplementation make-weak-key-hash-table (&rest args)
1159     (apply #'make-hash-table :weak-kind :key args))
1160    
1161     (defimplementation make-weak-value-hash-table (&rest args)
1162     (apply #'make-hash-table :weak-kind :value args))

  ViewVC Help
Powered by ViewVC 1.1.5