Commit | Line | Data |
---|---|---|
3132f345 CW |
1 | ;;; calc-prog.el --- user programmability functions for Calc |
2 | ||
8f66f479 | 3 | ;; Copyright (C) 1990, 1991, 1992, 1993, 2001 Free Software Foundation, Inc. |
3132f345 CW |
4 | |
5 | ;; Author: David Gillespie <daveg@synaptics.com> | |
a6cecab9 | 6 | ;; Maintainer: Jay Belanger <belanger@truman.edu> |
136211a9 EZ |
7 | |
8 | ;; This file is part of GNU Emacs. | |
9 | ||
10 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
11 | ;; but WITHOUT ANY WARRANTY. No author or distributor | |
12 | ;; accepts responsibility to anyone for the consequences of using it | |
13 | ;; or for whether it serves any particular purpose or works at all, | |
14 | ;; unless he says so in writing. Refer to the GNU Emacs General Public | |
15 | ;; License for full details. | |
16 | ||
17 | ;; Everyone is granted permission to copy, modify and redistribute | |
18 | ;; GNU Emacs, but only under the conditions described in the | |
19 | ;; GNU Emacs General Public License. A copy of this license is | |
20 | ;; supposed to have been given to you along with GNU Emacs so you | |
21 | ;; can know your rights and responsibilities. It should be in a | |
22 | ;; file named COPYING. Among other things, the copyright notice | |
23 | ;; and this notice must be preserved on all copies. | |
24 | ||
3132f345 CW |
25 | ;;; Commentary: |
26 | ||
27 | ;;; Code: | |
136211a9 | 28 | |
136211a9 | 29 | ;; This file is autoloaded from calc-ext.el. |
136211a9 | 30 | |
8758faec | 31 | (require 'calc-ext) |
136211a9 EZ |
32 | (require 'calc-macs) |
33 | ||
136211a9 EZ |
34 | |
35 | (defun calc-equal-to (arg) | |
36 | (interactive "P") | |
37 | (calc-wrapper | |
38 | (if (and (integerp arg) (> arg 2)) | |
39 | (calc-enter-result arg "eq" (cons 'calcFunc-eq (calc-top-list-n arg))) | |
bf77c646 | 40 | (calc-binary-op "eq" 'calcFunc-eq arg)))) |
136211a9 EZ |
41 | |
42 | (defun calc-remove-equal (arg) | |
43 | (interactive "P") | |
44 | (calc-wrapper | |
bf77c646 | 45 | (calc-unary-op "rmeq" 'calcFunc-rmeq arg))) |
136211a9 EZ |
46 | |
47 | (defun calc-not-equal-to (arg) | |
48 | (interactive "P") | |
49 | (calc-wrapper | |
50 | (if (and (integerp arg) (> arg 2)) | |
51 | (calc-enter-result arg "neq" (cons 'calcFunc-neq (calc-top-list-n arg))) | |
bf77c646 | 52 | (calc-binary-op "neq" 'calcFunc-neq arg)))) |
136211a9 EZ |
53 | |
54 | (defun calc-less-than (arg) | |
55 | (interactive "P") | |
56 | (calc-wrapper | |
bf77c646 | 57 | (calc-binary-op "lt" 'calcFunc-lt arg))) |
136211a9 EZ |
58 | |
59 | (defun calc-greater-than (arg) | |
60 | (interactive "P") | |
61 | (calc-wrapper | |
bf77c646 | 62 | (calc-binary-op "gt" 'calcFunc-gt arg))) |
136211a9 EZ |
63 | |
64 | (defun calc-less-equal (arg) | |
65 | (interactive "P") | |
66 | (calc-wrapper | |
bf77c646 | 67 | (calc-binary-op "leq" 'calcFunc-leq arg))) |
136211a9 EZ |
68 | |
69 | (defun calc-greater-equal (arg) | |
70 | (interactive "P") | |
71 | (calc-wrapper | |
bf77c646 | 72 | (calc-binary-op "geq" 'calcFunc-geq arg))) |
136211a9 EZ |
73 | |
74 | (defun calc-in-set (arg) | |
75 | (interactive "P") | |
76 | (calc-wrapper | |
bf77c646 | 77 | (calc-binary-op "in" 'calcFunc-in arg))) |
136211a9 EZ |
78 | |
79 | (defun calc-logical-and (arg) | |
80 | (interactive "P") | |
81 | (calc-wrapper | |
bf77c646 | 82 | (calc-binary-op "land" 'calcFunc-land arg 1))) |
136211a9 EZ |
83 | |
84 | (defun calc-logical-or (arg) | |
85 | (interactive "P") | |
86 | (calc-wrapper | |
bf77c646 | 87 | (calc-binary-op "lor" 'calcFunc-lor arg 0))) |
136211a9 EZ |
88 | |
89 | (defun calc-logical-not (arg) | |
90 | (interactive "P") | |
91 | (calc-wrapper | |
bf77c646 | 92 | (calc-unary-op "lnot" 'calcFunc-lnot arg))) |
136211a9 EZ |
93 | |
94 | (defun calc-logical-if () | |
95 | (interactive) | |
96 | (calc-wrapper | |
bf77c646 | 97 | (calc-enter-result 3 "if" (cons 'calcFunc-if (calc-top-list-n 3))))) |
136211a9 EZ |
98 | |
99 | ||
100 | ||
101 | ||
102 | ||
103 | (defun calc-timing (n) | |
104 | (interactive "P") | |
105 | (calc-wrapper | |
106 | (calc-change-mode 'calc-timing n nil t) | |
107 | (message (if calc-timing | |
3132f345 CW |
108 | "Reporting timing of slow commands in Trail" |
109 | "Not reporting timing of commands")))) | |
136211a9 EZ |
110 | |
111 | (defun calc-pass-errors () | |
112 | (interactive) | |
113 | ;; The following two cases are for the new, optimizing byte compiler | |
114 | ;; or the standard 18.57 byte compiler, respectively. | |
115 | (condition-case err | |
116 | (let ((place (aref (nth 2 (nth 2 (symbol-function 'calc-do))) 15))) | |
117 | (or (memq (car-safe (car-safe place)) '(error xxxerror)) | |
118 | (setq place (aref (nth 2 (nth 2 (symbol-function 'calc-do))) 27))) | |
119 | (or (memq (car (car place)) '(error xxxerror)) | |
120 | (error "foo")) | |
121 | (setcar (car place) 'xxxerror)) | |
3132f345 | 122 | (error (error "The calc-do function has been modified; unable to patch")))) |
136211a9 EZ |
123 | |
124 | (defun calc-user-define () | |
125 | (interactive) | |
126 | (message "Define user key: z-") | |
127 | (let ((key (read-char))) | |
128 | (if (= (calc-user-function-classify key) 0) | |
129 | (error "Can't redefine \"?\" key")) | |
130 | (let ((func (intern (completing-read (concat "Set key z " | |
131 | (char-to-string key) | |
132 | " to command: ") | |
133 | obarray | |
134 | 'commandp | |
135 | t | |
136 | "calc-")))) | |
137 | (let* ((kmap (calc-user-key-map)) | |
138 | (old (assq key kmap))) | |
139 | (if old | |
140 | (setcdr old func) | |
bf77c646 | 141 | (setcdr kmap (cons (cons key func) (cdr kmap)))))))) |
136211a9 EZ |
142 | |
143 | (defun calc-user-undefine () | |
144 | (interactive) | |
145 | (message "Undefine user key: z-") | |
146 | (let ((key (read-char))) | |
147 | (if (= (calc-user-function-classify key) 0) | |
148 | (error "Can't undefine \"?\" key")) | |
149 | (let* ((kmap (calc-user-key-map))) | |
150 | (delq (or (assq key kmap) | |
151 | (assq (upcase key) kmap) | |
152 | (assq (downcase key) kmap) | |
153 | (error "No such user key is defined")) | |
bf77c646 | 154 | kmap)))) |
136211a9 | 155 | |
a6cecab9 JB |
156 | |
157 | ;; math-integral-cache-state is originally declared in calcalg2.el, | |
158 | ;; it is used in calc-user-define-variable. | |
159 | (defvar math-integral-cache-state) | |
160 | ||
161 | ;; calc-user-formula-alist is local to calc-user-define-formula, | |
162 | ;; calc-user-define-compostion and calc-finish-formula-edit, | |
163 | ;; but is used by calc-fix-user-formula. | |
164 | (defvar calc-user-formula-alist) | |
165 | ||
136211a9 EZ |
166 | (defun calc-user-define-formula () |
167 | (interactive) | |
168 | (calc-wrapper | |
169 | (let* ((form (calc-top 1)) | |
170 | (arglist nil) | |
171 | (is-lambda (and (eq (car-safe form) 'calcFunc-lambda) | |
172 | (>= (length form) 2))) | |
090ca6e3 JB |
173 | odef key keyname cmd cmd-base cmd-base-default |
174 | func calc-user-formula-alist is-symb) | |
136211a9 EZ |
175 | (if is-lambda |
176 | (setq arglist (mapcar (function (lambda (x) (nth 1 x))) | |
177 | (nreverse (cdr (reverse (cdr form))))) | |
178 | form (nth (1- (length form)) form)) | |
179 | (calc-default-formula-arglist form) | |
180 | (setq arglist (sort arglist 'string-lessp))) | |
181 | (message "Define user key: z-") | |
182 | (setq key (read-char)) | |
183 | (if (= (calc-user-function-classify key) 0) | |
184 | (error "Can't redefine \"?\" key")) | |
185 | (setq key (and (not (memq key '(13 32))) key) | |
186 | keyname (and key | |
187 | (if (or (and (<= ?0 key) (<= key ?9)) | |
188 | (and (<= ?a key) (<= key ?z)) | |
189 | (and (<= ?A key) (<= key ?Z))) | |
190 | (char-to-string key) | |
191 | (format "%03d" key))) | |
192 | odef (assq key (calc-user-key-map))) | |
090ca6e3 JB |
193 | (unless keyname |
194 | (setq keyname (format "%05d" (abs (% (random) 10000))))) | |
136211a9 EZ |
195 | (while |
196 | (progn | |
090ca6e3 JB |
197 | (setq cmd-base-default (concat "User-" keyname)) |
198 | (setq cmd (completing-read | |
199 | (concat "Define M-x command name (default: calc-" | |
200 | cmd-base-default | |
201 | "): ") | |
202 | obarray 'commandp nil | |
203 | (if (and odef (symbolp (cdr odef))) | |
204 | (symbol-name (cdr odef)) | |
205 | "calc-"))) | |
206 | (if (or (string-equal cmd "") | |
207 | (string-equal cmd "calc-")) | |
208 | (setq cmd (concat "calc-User-" keyname))) | |
209 | (setq cmd-base (and (string-match "\\`calc-\\(.+\\)\\'" cmd) | |
210 | (math-match-substring cmd 1))) | |
211 | (setq cmd (intern cmd)) | |
136211a9 EZ |
212 | (and cmd |
213 | (fboundp cmd) | |
214 | odef | |
215 | (not | |
216 | (y-or-n-p | |
217 | (if (get cmd 'calc-user-defn) | |
218 | (concat "Replace previous definition for " | |
219 | (symbol-name cmd) "? ") | |
220 | "That name conflicts with a built-in Emacs function. Replace this function? ")))))) | |
136211a9 EZ |
221 | (while |
222 | (progn | |
090ca6e3 JB |
223 | (setq cmd-base-default |
224 | (if cmd-base | |
225 | (if (string-match | |
226 | "\\`User-.+" cmd-base) | |
227 | (concat | |
228 | "User" | |
229 | (substring cmd-base 5)) | |
230 | cmd-base) | |
231 | (concat "User" keyname))) | |
993ce732 JB |
232 | (setq func |
233 | (concat "calcFunc-" | |
090ca6e3 JB |
234 | (completing-read |
235 | (concat "Define algebraic function name (default: " | |
236 | cmd-base-default "): ") | |
237 | (mapcar (lambda (x) (substring x 9)) | |
238 | (all-completions "calcFunc-" | |
239 | obarray)) | |
240 | (lambda (x) | |
241 | (fboundp | |
242 | (intern (concat "calcFunc-" x)))) | |
243 | nil))) | |
244 | (setq func | |
245 | (if (string-equal func "calcFunc-") | |
246 | (intern (concat "calcFunc-" cmd-base-default)) | |
247 | (intern func))) | |
136211a9 EZ |
248 | (and func |
249 | (fboundp func) | |
250 | (not (fboundp cmd)) | |
251 | odef | |
252 | (not | |
253 | (y-or-n-p | |
254 | (if (get func 'calc-user-defn) | |
255 | (concat "Replace previous definition for " | |
256 | (symbol-name func) "? ") | |
257 | "That name conflicts with a built-in Emacs function. Replace this function? ")))))) | |
090ca6e3 | 258 | |
136211a9 EZ |
259 | (if (not func) |
260 | (setq func (intern (concat "calcFunc-User" | |
261 | (or keyname | |
262 | (and cmd (symbol-name cmd)) | |
263 | (format "%05d" (% (random) 10000))))))) | |
090ca6e3 | 264 | |
136211a9 | 265 | (if is-lambda |
a6cecab9 | 266 | (setq calc-user-formula-alist arglist) |
136211a9 EZ |
267 | (while |
268 | (progn | |
a6cecab9 JB |
269 | (setq calc-user-formula-alist |
270 | (read-from-minibuffer "Function argument list: " | |
271 | (if arglist | |
272 | (prin1-to-string arglist) | |
273 | "()") | |
274 | minibuffer-local-map | |
275 | t)) | |
276 | (and (not (calc-subsetp calc-user-formula-alist arglist)) | |
136211a9 EZ |
277 | (not (y-or-n-p |
278 | "Okay for arguments that don't appear in formula to be ignored? ")))))) | |
a6cecab9 | 279 | (setq is-symb (and calc-user-formula-alist |
136211a9 EZ |
280 | func |
281 | (y-or-n-p | |
282 | "Leave it symbolic for non-constant arguments? "))) | |
a6cecab9 JB |
283 | (setq calc-user-formula-alist |
284 | (mapcar (function (lambda (x) | |
285 | (or (cdr (assq x '((nil . arg-nil) | |
286 | (t . arg-t)))) | |
287 | x))) calc-user-formula-alist)) | |
136211a9 EZ |
288 | (if cmd |
289 | (progn | |
537a762d | 290 | (require 'calc-macs) |
136211a9 EZ |
291 | (fset cmd |
292 | (list 'lambda | |
293 | '() | |
294 | '(interactive) | |
295 | (list 'calc-wrapper | |
296 | (list 'calc-enter-result | |
a6cecab9 | 297 | (length calc-user-formula-alist) |
136211a9 EZ |
298 | (let ((name (symbol-name (or func cmd)))) |
299 | (and (string-match | |
300 | "\\([^-][^-]?[^-]?[^-]?\\)[^-]*\\'" | |
301 | name) | |
302 | (math-match-substring name 1))) | |
303 | (list 'cons | |
304 | (list 'quote func) | |
305 | (list 'calc-top-list-n | |
a6cecab9 | 306 | (length calc-user-formula-alist))))))) |
136211a9 EZ |
307 | (put cmd 'calc-user-defn t))) |
308 | (let ((body (list 'math-normalize (calc-fix-user-formula form)))) | |
309 | (fset func | |
310 | (append | |
a6cecab9 | 311 | (list 'lambda calc-user-formula-alist) |
136211a9 EZ |
312 | (and is-symb |
313 | (mapcar (function (lambda (v) | |
314 | (list 'math-check-const v t))) | |
a6cecab9 | 315 | calc-user-formula-alist)) |
136211a9 EZ |
316 | (list body)))) |
317 | (put func 'calc-user-defn form) | |
318 | (setq math-integral-cache-state nil) | |
319 | (if key | |
320 | (let* ((kmap (calc-user-key-map)) | |
321 | (old (assq key kmap))) | |
322 | (if old | |
323 | (setcdr old cmd) | |
324 | (setcdr kmap (cons (cons key cmd) (cdr kmap))))))) | |
bf77c646 | 325 | (message ""))) |
136211a9 EZ |
326 | |
327 | (defun calc-default-formula-arglist (form) | |
328 | (if (consp form) | |
329 | (if (eq (car form) 'var) | |
330 | (if (or (memq (nth 1 form) arglist) | |
331 | (math-const-var form)) | |
332 | () | |
333 | (setq arglist (cons (nth 1 form) arglist))) | |
bf77c646 | 334 | (calc-default-formula-arglist-step (cdr form))))) |
136211a9 EZ |
335 | |
336 | (defun calc-default-formula-arglist-step (l) | |
337 | (and l | |
338 | (progn | |
339 | (calc-default-formula-arglist (car l)) | |
bf77c646 | 340 | (calc-default-formula-arglist-step (cdr l))))) |
136211a9 EZ |
341 | |
342 | (defun calc-subsetp (a b) | |
343 | (or (null a) | |
344 | (and (memq (car a) b) | |
bf77c646 | 345 | (calc-subsetp (cdr a) b)))) |
136211a9 EZ |
346 | |
347 | (defun calc-fix-user-formula (f) | |
348 | (if (consp f) | |
349 | (let (temp) | |
350 | (cond ((and (eq (car f) 'var) | |
351 | (memq (setq temp (or (cdr (assq (nth 1 f) '((nil . arg-nil) | |
352 | (t . arg-t)))) | |
353 | (nth 1 f))) | |
a6cecab9 | 354 | calc-user-formula-alist)) |
136211a9 EZ |
355 | temp) |
356 | ((or (math-constp f) (eq (car f) 'var)) | |
357 | (list 'quote f)) | |
358 | ((and (eq (car f) 'calcFunc-eval) | |
359 | (= (length f) 2)) | |
360 | (list 'let '((calc-simplify-mode nil)) | |
361 | (list 'math-normalize (calc-fix-user-formula (nth 1 f))))) | |
362 | ((and (eq (car f) 'calcFunc-evalsimp) | |
363 | (= (length f) 2)) | |
364 | (list 'math-simplify (calc-fix-user-formula (nth 1 f)))) | |
365 | ((and (eq (car f) 'calcFunc-evalextsimp) | |
366 | (= (length f) 2)) | |
367 | (list 'math-simplify-extended | |
368 | (calc-fix-user-formula (nth 1 f)))) | |
369 | (t | |
370 | (cons 'list | |
371 | (cons (list 'quote (car f)) | |
372 | (mapcar 'calc-fix-user-formula (cdr f))))))) | |
bf77c646 | 373 | f)) |
136211a9 EZ |
374 | |
375 | (defun calc-user-define-composition () | |
376 | (interactive) | |
377 | (calc-wrapper | |
378 | (if (eq calc-language 'unform) | |
379 | (error "Can't define formats for unformatted mode")) | |
380 | (let* ((comp (calc-top 1)) | |
993ce732 JB |
381 | (func (intern |
382 | (concat "calcFunc-" | |
383 | (completing-read "Define format for which function: " | |
384 | (mapcar (lambda (x) (substring x 9)) | |
385 | (all-completions "calcFunc-" | |
386 | obarray)) | |
387 | (lambda (x) | |
388 | (fboundp | |
389 | (intern (concat "calcFunc-" x)))))))) | |
136211a9 EZ |
390 | (comps (get func 'math-compose-forms)) |
391 | entry entry2 | |
392 | (arglist nil) | |
a6cecab9 | 393 | (calc-user-formula-alist nil)) |
136211a9 EZ |
394 | (if (math-zerop comp) |
395 | (if (setq entry (assq calc-language comps)) | |
396 | (put func 'math-compose-forms (delq entry comps))) | |
397 | (calc-default-formula-arglist comp) | |
398 | (setq arglist (sort arglist 'string-lessp)) | |
399 | (while | |
400 | (progn | |
a6cecab9 JB |
401 | (setq calc-user-formula-alist |
402 | (read-from-minibuffer "Composition argument list: " | |
403 | (if arglist | |
404 | (prin1-to-string arglist) | |
405 | "()") | |
406 | minibuffer-local-map | |
407 | t)) | |
408 | (and (not (calc-subsetp calc-user-formula-alist arglist)) | |
136211a9 EZ |
409 | (y-or-n-p |
410 | "Okay for arguments that don't appear in formula to be invisible? ")))) | |
411 | (or (setq entry (assq calc-language comps)) | |
412 | (put func 'math-compose-forms | |
413 | (cons (setq entry (list calc-language)) comps))) | |
a6cecab9 | 414 | (or (setq entry2 (assq (length calc-user-formula-alist) (cdr entry))) |
136211a9 | 415 | (setcdr entry |
a6cecab9 JB |
416 | (cons (setq entry2 |
417 | (list (length calc-user-formula-alist))) (cdr entry)))) | |
418 | (setcdr entry2 | |
419 | (list 'lambda calc-user-formula-alist (calc-fix-user-formula comp)))) | |
136211a9 | 420 | (calc-pop-stack 1) |
bf77c646 | 421 | (calc-do-refresh)))) |
136211a9 EZ |
422 | |
423 | ||
424 | (defun calc-user-define-kbd-macro (arg) | |
425 | (interactive "P") | |
426 | (or last-kbd-macro | |
427 | (error "No keyboard macro defined")) | |
428 | (message "Define last kbd macro on user key: z-") | |
429 | (let ((key (read-char))) | |
430 | (if (= (calc-user-function-classify key) 0) | |
431 | (error "Can't redefine \"?\" key")) | |
432 | (let ((cmd (intern (completing-read "Full name for new command: " | |
433 | obarray | |
434 | 'commandp | |
435 | nil | |
436 | (concat "calc-User-" | |
437 | (if (or (and (>= key ?a) | |
438 | (<= key ?z)) | |
439 | (and (>= key ?A) | |
440 | (<= key ?Z)) | |
441 | (and (>= key ?0) | |
442 | (<= key ?9))) | |
443 | (char-to-string key) | |
444 | (format "%03d" key))))))) | |
445 | (and (fboundp cmd) | |
446 | (not (let ((f (symbol-function cmd))) | |
447 | (or (stringp f) | |
448 | (and (consp f) | |
449 | (eq (car-safe (nth 3 f)) | |
450 | 'calc-execute-kbd-macro))))) | |
451 | (error "Function %s is already defined and not a keyboard macro" | |
452 | cmd)) | |
453 | (put cmd 'calc-user-defn t) | |
454 | (fset cmd (if (< (prefix-numeric-value arg) 0) | |
455 | last-kbd-macro | |
456 | (list 'lambda | |
457 | '(arg) | |
458 | '(interactive "P") | |
459 | (list 'calc-execute-kbd-macro | |
460 | (vector (key-description last-kbd-macro) | |
461 | last-kbd-macro) | |
462 | 'arg | |
463 | (format "z%c" key))))) | |
464 | (let* ((kmap (calc-user-key-map)) | |
465 | (old (assq key kmap))) | |
466 | (if old | |
467 | (setcdr old cmd) | |
bf77c646 | 468 | (setcdr kmap (cons (cons key cmd) (cdr kmap)))))))) |
136211a9 EZ |
469 | |
470 | ||
471 | (defun calc-edit-user-syntax () | |
472 | (interactive) | |
473 | (calc-wrapper | |
474 | (let ((lang calc-language)) | |
475 | (calc-edit-mode (list 'calc-finish-user-syntax-edit (list 'quote lang)) | |
476 | t | |
477 | (format "Editing %s-Mode Syntax Table" | |
478 | (cond ((null lang) "Normal") | |
479 | ((eq lang 'tex) "TeX") | |
480 | (t (capitalize (symbol-name lang)))))) | |
481 | (calc-write-parse-table (cdr (assq lang calc-user-parse-tables)) | |
482 | lang))) | |
bf77c646 | 483 | (calc-show-edit-buffer)) |
136211a9 | 484 | |
a6cecab9 JB |
485 | (defvar calc-original-buffer) |
486 | ||
136211a9 EZ |
487 | (defun calc-finish-user-syntax-edit (lang) |
488 | (let ((tab (calc-read-parse-table calc-original-buffer lang)) | |
489 | (entry (assq lang calc-user-parse-tables))) | |
490 | (if tab | |
491 | (setcdr (or entry | |
492 | (car (setq calc-user-parse-tables | |
493 | (cons (list lang) calc-user-parse-tables)))) | |
494 | tab) | |
495 | (if entry | |
496 | (setq calc-user-parse-tables | |
497 | (delq entry calc-user-parse-tables))))) | |
bf77c646 | 498 | (switch-to-buffer calc-original-buffer)) |
136211a9 | 499 | |
a6cecab9 JB |
500 | ;; The variable calc-lang is local to calc-write-parse-table, but is |
501 | ;; used by calc-write-parse-table-part which is called by | |
502 | ;; calc-write-parse-table. The variable is also local to | |
503 | ;; calc-read-parse-table, but is used by calc-fix-token-name which | |
504 | ;; is called (indirectly) by calc-read-parse-table. | |
505 | (defvar calc-lang) | |
506 | ||
136211a9 EZ |
507 | (defun calc-write-parse-table (tab calc-lang) |
508 | (let ((p tab)) | |
509 | (while p | |
510 | (calc-write-parse-table-part (car (car p))) | |
511 | (insert ":= " | |
512 | (let ((math-format-hash-args t)) | |
513 | (math-format-flat-expr (cdr (car p)) 0)) | |
514 | "\n") | |
bf77c646 | 515 | (setq p (cdr p))))) |
136211a9 EZ |
516 | |
517 | (defun calc-write-parse-table-part (p) | |
518 | (while p | |
519 | (cond ((stringp (car p)) | |
520 | (let ((s (car p))) | |
521 | (if (and (string-match "\\`\\\\dots\\>" s) | |
522 | (not (eq calc-lang 'tex))) | |
523 | (setq s (concat ".." (substring s 5)))) | |
524 | (if (or (and (string-match | |
525 | "[a-zA-Z0-9\"{}]\\|\\`:=\\'\\|\\`#\\|\\`%%" s) | |
526 | (string-match "[^a-zA-Z0-9\\]" s)) | |
527 | (and (assoc s '((")") ("]") (">"))) | |
528 | (not (cdr p)))) | |
529 | (insert (prin1-to-string s) " ") | |
530 | (insert s " ")))) | |
531 | ((integerp (car p)) | |
532 | (insert "#") | |
533 | (or (= (car p) 0) | |
534 | (insert "/" (int-to-string (car p)))) | |
535 | (insert " ")) | |
536 | ((and (eq (car (car p)) '\?) (equal (car (nth 2 (car p))) "$$")) | |
537 | (insert (car (nth 1 (car p))) " ")) | |
538 | (t | |
539 | (insert "{ ") | |
540 | (calc-write-parse-table-part (nth 1 (car p))) | |
541 | (insert "}" (symbol-name (car (car p)))) | |
542 | (if (nth 2 (car p)) | |
543 | (calc-write-parse-table-part (list (car (nth 2 (car p))))) | |
544 | (insert " ")))) | |
bf77c646 | 545 | (setq p (cdr p)))) |
136211a9 EZ |
546 | |
547 | (defun calc-read-parse-table (calc-buf calc-lang) | |
548 | (let ((tab nil)) | |
549 | (while (progn | |
550 | (skip-chars-forward "\n\t ") | |
551 | (not (eobp))) | |
552 | (if (looking-at "%%") | |
553 | (end-of-line) | |
554 | (let ((pt (point)) | |
555 | (p (calc-read-parse-table-part ":=[\n\t ]+" ":="))) | |
556 | (or (stringp (car p)) | |
557 | (and (integerp (car p)) | |
558 | (stringp (nth 1 p))) | |
559 | (progn | |
560 | (goto-char pt) | |
561 | (error "Malformed syntax rule"))) | |
562 | (let ((pos (point))) | |
563 | (end-of-line) | |
564 | (let* ((str (buffer-substring pos (point))) | |
565 | (exp (save-excursion | |
566 | (set-buffer calc-buf) | |
567 | (let ((calc-user-parse-tables nil) | |
568 | (calc-language nil) | |
569 | (math-expr-opers math-standard-opers) | |
570 | (calc-hashes-used 0)) | |
571 | (math-read-expr | |
572 | (if (string-match ",[ \t]*\\'" str) | |
573 | (substring str 0 (match-beginning 0)) | |
574 | str)))))) | |
575 | (if (eq (car-safe exp) 'error) | |
576 | (progn | |
577 | (goto-char (+ pos (nth 1 exp))) | |
578 | (error (nth 2 exp)))) | |
579 | (setq tab (nconc tab (list (cons p exp))))))))) | |
bf77c646 | 580 | tab)) |
136211a9 EZ |
581 | |
582 | (defun calc-fix-token-name (name &optional unquoted) | |
583 | (cond ((string-match "\\`\\.\\." name) | |
584 | (concat "\\dots" (substring name 2))) | |
585 | ((and (equal name "{") (memq calc-lang '(tex eqn))) | |
586 | "(") | |
587 | ((and (equal name "}") (memq calc-lang '(tex eqn))) | |
588 | ")") | |
589 | ((and (equal name "&") (eq calc-lang 'tex)) | |
590 | ",") | |
591 | ((equal name "#") | |
592 | (search-backward "#") | |
593 | (error "Token '#' is reserved")) | |
594 | ((and unquoted (string-match "#" name)) | |
595 | (error "Tokens containing '#' must be quoted")) | |
596 | ((not (string-match "[^ ]" name)) | |
597 | (search-backward "\"" nil t) | |
598 | (error "Blank tokens are not allowed")) | |
bf77c646 | 599 | (t name))) |
136211a9 EZ |
600 | |
601 | (defun calc-read-parse-table-part (term eterm) | |
602 | (let ((part nil) | |
603 | (quoted nil)) | |
604 | (while (progn | |
605 | (skip-chars-forward "\n\t ") | |
606 | (if (eobp) (error "Expected '%s'" eterm)) | |
607 | (not (looking-at term))) | |
608 | (cond ((looking-at "%%") | |
609 | (end-of-line)) | |
610 | ((looking-at "{[\n\t ]") | |
611 | (forward-char 2) | |
612 | (let ((p (calc-read-parse-table-part "}" "}"))) | |
613 | (or (looking-at "[+*?]") | |
614 | (error "Expected '+', '*', or '?'")) | |
615 | (let ((sym (intern (buffer-substring (point) (1+ (point)))))) | |
616 | (forward-char 1) | |
617 | (looking-at "[^\n\t ]*") | |
618 | (let ((sep (buffer-substring (point) (match-end 0)))) | |
619 | (goto-char (match-end 0)) | |
620 | (and (eq sym '\?) (> (length sep) 0) | |
621 | (not (equal sep "$")) (not (equal sep ".")) | |
622 | (error "Separator not allowed with { ... }?")) | |
623 | (if (string-match "\\`\"" sep) | |
624 | (setq sep (read-from-string sep))) | |
625 | (setq sep (calc-fix-token-name sep)) | |
626 | (setq part (nconc part | |
627 | (list (list sym p | |
628 | (and (> (length sep) 0) | |
629 | (cons sep p)))))))))) | |
630 | ((looking-at "}") | |
631 | (error "Too many }'s")) | |
632 | ((looking-at "\"") | |
633 | (setq quoted (calc-fix-token-name (read (current-buffer))) | |
634 | part (nconc part (list quoted)))) | |
635 | ((looking-at "#\\(\\(/[0-9]+\\)?\\)[\n\t ]") | |
636 | (setq part (nconc part (list (if (= (match-beginning 1) | |
637 | (match-end 1)) | |
638 | 0 | |
639 | (string-to-int | |
640 | (buffer-substring | |
641 | (1+ (match-beginning 1)) | |
642 | (match-end 1))))))) | |
643 | (goto-char (match-end 0))) | |
644 | ((looking-at ":=[\n\t ]") | |
645 | (error "Misplaced ':='")) | |
646 | (t | |
647 | (looking-at "[^\n\t ]*") | |
648 | (let ((end (match-end 0))) | |
649 | (setq part (nconc part (list (calc-fix-token-name | |
650 | (buffer-substring | |
651 | (point) end) t)))) | |
652 | (goto-char end))))) | |
653 | (goto-char (match-end 0)) | |
654 | (let ((len (length part))) | |
655 | (while (and (> len 1) | |
656 | (let ((last (nthcdr (setq len (1- len)) part))) | |
657 | (and (assoc (car last) '((")") ("]") (">"))) | |
658 | (not (eq (car last) quoted)) | |
659 | (setcar last | |
660 | (list '\? (list (car last)) '("$$")))))))) | |
bf77c646 | 661 | part)) |
136211a9 EZ |
662 | |
663 | ||
664 | (defun calc-user-define-invocation () | |
665 | (interactive) | |
666 | (or last-kbd-macro | |
667 | (error "No keyboard macro defined")) | |
668 | (setq calc-invocation-macro last-kbd-macro) | |
bf77c646 | 669 | (message "Use `M-# Z' to invoke this macro")) |
136211a9 EZ |
670 | |
671 | ||
672 | (defun calc-user-define-edit (prefix) | |
673 | (interactive "P") ; but no calc-wrapper! | |
674 | (message "Edit definition of command: z-") | |
675 | (let* ((key (read-char)) | |
676 | (def (or (assq key (calc-user-key-map)) | |
677 | (assq (upcase key) (calc-user-key-map)) | |
678 | (assq (downcase key) (calc-user-key-map)) | |
679 | (error "No command defined for that key"))) | |
680 | (cmd (cdr def))) | |
681 | (if (symbolp cmd) | |
682 | (setq cmd (symbol-function cmd))) | |
683 | (cond ((or (stringp cmd) | |
684 | (and (consp cmd) | |
685 | (eq (car-safe (nth 3 cmd)) 'calc-execute-kbd-macro))) | |
686 | (if (and (>= (prefix-numeric-value prefix) 0) | |
687 | (fboundp 'edit-kbd-macro) | |
688 | (symbolp (cdr def)) | |
689 | (eq major-mode 'calc-mode)) | |
690 | (progn | |
8f66f479 | 691 | (if (and (< (window-width) (frame-width)) |
136211a9 EZ |
692 | calc-display-trail) |
693 | (let ((win (get-buffer-window (calc-trail-buffer)))) | |
694 | (if win | |
695 | (delete-window win)))) | |
696 | (edit-kbd-macro (cdr def) prefix nil | |
697 | (function | |
698 | (lambda (x) | |
699 | (and calc-display-trail | |
700 | (calc-wrapper | |
701 | (calc-trail-display 1 t))))) | |
702 | (function | |
703 | (lambda (cmd) | |
704 | (if (stringp (symbol-function cmd)) | |
705 | (symbol-function cmd) | |
706 | (let ((mac (nth 1 (nth 3 (symbol-function | |
707 | cmd))))) | |
708 | (if (vectorp mac) | |
709 | (aref mac 1) | |
710 | mac))))) | |
711 | (function | |
712 | (lambda (new cmd) | |
713 | (if (stringp (symbol-function cmd)) | |
714 | (fset cmd new) | |
715 | (let ((mac (cdr (nth 3 (symbol-function | |
716 | cmd))))) | |
717 | (if (vectorp (car mac)) | |
718 | (progn | |
719 | (aset (car mac) 0 | |
720 | (key-description new)) | |
721 | (aset (car mac) 1 new)) | |
722 | (setcar mac new)))))))) | |
723 | (let ((keys (progn (and (fboundp 'edit-kbd-macro) | |
724 | (edit-kbd-macro nil)) | |
0c753fd7 | 725 | (fboundp 'edmacro-parse-keys)))) |
136211a9 EZ |
726 | (calc-wrapper |
727 | (calc-edit-mode (list 'calc-finish-macro-edit | |
728 | (list 'quote def) | |
729 | keys) | |
730 | t) | |
731 | (if keys | |
732 | (let (top | |
733 | (fill-column 70) | |
734 | (fill-prefix nil)) | |
735 | (insert "Notations: RET, SPC, TAB, DEL, LFD, NUL" | |
736 | ", C-xxx, M-xxx.\n\n") | |
737 | (setq top (point)) | |
738 | (insert (if (stringp cmd) | |
739 | (key-description cmd) | |
740 | (if (vectorp (nth 1 (nth 3 cmd))) | |
741 | (aref (nth 1 (nth 3 cmd)) 0) | |
742 | (key-description (nth 1 (nth 3 cmd))))) | |
743 | "\n") | |
744 | (if (>= (prog2 (forward-char -1) | |
745 | (current-column) | |
746 | (forward-char 1)) | |
8f66f479 | 747 | (frame-width)) |
136211a9 EZ |
748 | (fill-region top (point)))) |
749 | (insert "Press C-q to quote control characters like RET" | |
750 | " and TAB.\n" | |
751 | (if (stringp cmd) | |
752 | cmd | |
753 | (if (vectorp (nth 1 (nth 3 cmd))) | |
754 | (aref (nth 1 (nth 3 cmd)) 1) | |
755 | (nth 1 (nth 3 cmd))))))) | |
756 | (calc-show-edit-buffer) | |
757 | (forward-line (if keys 2 1))))) | |
758 | (t (let* ((func (calc-stack-command-p cmd)) | |
759 | (defn (and func | |
760 | (symbolp func) | |
761 | (get func 'calc-user-defn)))) | |
762 | (if (and defn (calc-valid-formula-func func)) | |
763 | (progn | |
764 | (calc-wrapper | |
765 | (calc-edit-mode (list 'calc-finish-formula-edit | |
766 | (list 'quote func))) | |
767 | (insert (math-showing-full-precision | |
8f66f479 | 768 | (math-format-nice-expr defn (frame-width))) |
136211a9 EZ |
769 | "\n")) |
770 | (calc-show-edit-buffer)) | |
bf77c646 | 771 | (error "That command's definition cannot be edited"))))))) |
136211a9 EZ |
772 | |
773 | (defun calc-finish-macro-edit (def keys) | |
774 | (forward-line 1) | |
775 | (if (and keys (looking-at "\n")) (forward-line 1)) | |
776 | (let* ((true-str (buffer-substring (point) (point-max))) | |
777 | (str true-str)) | |
0c753fd7 | 778 | (if keys (setq str (edmacro-parse-keys str))) |
136211a9 EZ |
779 | (if (symbolp (cdr def)) |
780 | (if (stringp (symbol-function (cdr def))) | |
781 | (fset (cdr def) str) | |
782 | (let ((mac (cdr (nth 3 (symbol-function (cdr def)))))) | |
783 | (if (vectorp (car mac)) | |
784 | (progn | |
785 | (aset (car mac) 0 (if keys true-str (key-description str))) | |
786 | (aset (car mac) 1 str)) | |
787 | (setcar mac str)))) | |
bf77c646 | 788 | (setcdr def str)))) |
136211a9 | 789 | |
136211a9 EZ |
790 | (defun calc-finish-formula-edit (func) |
791 | (let ((buf (current-buffer)) | |
792 | (str (buffer-substring (point) (point-max))) | |
793 | (start (point)) | |
794 | (body (calc-valid-formula-func func))) | |
795 | (set-buffer calc-original-buffer) | |
796 | (let ((val (math-read-expr str))) | |
797 | (if (eq (car-safe val) 'error) | |
798 | (progn | |
799 | (set-buffer buf) | |
800 | (goto-char (+ start (nth 1 val))) | |
801 | (error (nth 2 val)))) | |
802 | (setcar (cdr body) | |
a6cecab9 | 803 | (let ((calc-user-formula-alist (nth 1 (symbol-function func)))) |
136211a9 | 804 | (calc-fix-user-formula val))) |
bf77c646 | 805 | (put func 'calc-user-defn val)))) |
136211a9 EZ |
806 | |
807 | (defun calc-valid-formula-func (func) | |
808 | (let ((def (symbol-function func))) | |
809 | (and (consp def) | |
810 | (eq (car def) 'lambda) | |
811 | (progn | |
812 | (setq def (cdr (cdr def))) | |
813 | (while (and def | |
814 | (not (eq (car (car def)) 'math-normalize))) | |
815 | (setq def (cdr def))) | |
bf77c646 | 816 | (car def))))) |
136211a9 EZ |
817 | |
818 | ||
819 | (defun calc-get-user-defn () | |
820 | (interactive) | |
821 | (calc-wrapper | |
822 | (message "Get definition of command: z-") | |
823 | (let* ((key (read-char)) | |
824 | (def (or (assq key (calc-user-key-map)) | |
825 | (assq (upcase key) (calc-user-key-map)) | |
826 | (assq (downcase key) (calc-user-key-map)) | |
827 | (error "No command defined for that key"))) | |
828 | (cmd (cdr def))) | |
829 | (if (symbolp cmd) | |
830 | (setq cmd (symbol-function cmd))) | |
831 | (cond ((stringp cmd) | |
832 | (message "Keyboard macro: %s" cmd)) | |
833 | (t (let* ((func (calc-stack-command-p cmd)) | |
834 | (defn (and func | |
835 | (symbolp func) | |
836 | (get func 'calc-user-defn)))) | |
837 | (if defn | |
838 | (progn | |
839 | (and (calc-valid-formula-func func) | |
840 | (setq defn (append '(calcFunc-lambda) | |
841 | (mapcar 'math-build-var-name | |
842 | (nth 1 (symbol-function | |
843 | func))) | |
844 | (list defn)))) | |
845 | (calc-enter-result 0 "gdef" defn)) | |
bf77c646 | 846 | (error "That command is not defined by a formula")))))))) |
136211a9 EZ |
847 | |
848 | ||
849 | (defun calc-user-define-permanent () | |
850 | (interactive) | |
851 | (calc-wrapper | |
852 | (message "Record in %s the command: z-" calc-settings-file) | |
853 | (let* ((key (read-char)) | |
854 | (def (or (assq key (calc-user-key-map)) | |
855 | (assq (upcase key) (calc-user-key-map)) | |
856 | (assq (downcase key) (calc-user-key-map)) | |
a1506d29 | 857 | (and (eq key ?\') |
993ce732 JB |
858 | (cons nil |
859 | (intern | |
860 | (concat "calcFunc-" | |
861 | (completing-read | |
862 | (format "Record in %s the algebraic function: " | |
863 | calc-settings-file) | |
864 | (mapcar (lambda (x) (substring x 9)) | |
865 | (all-completions "calcFunc-" | |
866 | obarray)) | |
867 | (lambda (x) | |
868 | (fboundp | |
869 | (intern (concat "calcFunc-" x)))) | |
870 | t))))) | |
871 | (and (eq key ?\M-x) | |
136211a9 EZ |
872 | (cons nil |
873 | (intern (completing-read | |
993ce732 | 874 | (format "Record in %s the command: " |
136211a9 | 875 | calc-settings-file) |
993ce732 | 876 | obarray 'fboundp nil "calc-")))) |
136211a9 EZ |
877 | (error "No command defined for that key")))) |
878 | (set-buffer (find-file-noselect (substitute-in-file-name | |
879 | calc-settings-file))) | |
880 | (goto-char (point-max)) | |
881 | (let* ((cmd (cdr def)) | |
882 | (fcmd (and cmd (symbolp cmd) (symbol-function cmd))) | |
883 | (func nil) | |
884 | (pt (point)) | |
885 | (fill-column 70) | |
886 | (fill-prefix nil) | |
887 | str q-ok) | |
888 | (insert "\n;;; Definition stored by Calc on " (current-time-string) | |
889 | "\n(put 'calc-define '" | |
890 | (if (symbolp cmd) (symbol-name cmd) (format "key%d" key)) | |
891 | " '(progn\n") | |
892 | (if (and fcmd | |
893 | (eq (car-safe fcmd) 'lambda) | |
894 | (get cmd 'calc-user-defn)) | |
895 | (let ((pt (point))) | |
896 | (and (eq (car-safe (nth 3 fcmd)) 'calc-execute-kbd-macro) | |
897 | (vectorp (nth 1 (nth 3 fcmd))) | |
898 | (progn (and (fboundp 'edit-kbd-macro) | |
899 | (edit-kbd-macro nil)) | |
0c753fd7 | 900 | (fboundp 'edmacro-parse-keys)) |
136211a9 EZ |
901 | (setq q-ok t) |
902 | (aset (nth 1 (nth 3 fcmd)) 1 nil)) | |
903 | (insert (setq str (prin1-to-string | |
904 | (cons 'defun (cons cmd (cdr fcmd))))) | |
905 | "\n") | |
906 | (or (and (string-match "\"" str) (not q-ok)) | |
907 | (fill-region pt (point))) | |
908 | (indent-rigidly pt (point) 2) | |
909 | (delete-region pt (1+ pt)) | |
910 | (insert " (put '" (symbol-name cmd) | |
911 | " 'calc-user-defn '" | |
912 | (prin1-to-string (get cmd 'calc-user-defn)) | |
913 | ")\n") | |
914 | (setq func (calc-stack-command-p cmd)) | |
915 | (let ((ffunc (and func (symbolp func) (symbol-function func))) | |
916 | (pt (point))) | |
917 | (and ffunc | |
918 | (eq (car-safe ffunc) 'lambda) | |
919 | (get func 'calc-user-defn) | |
920 | (progn | |
921 | (insert (setq str (prin1-to-string | |
922 | (cons 'defun (cons func | |
923 | (cdr ffunc))))) | |
924 | "\n") | |
925 | (or (and (string-match "\"" str) (not q-ok)) | |
926 | (fill-region pt (point))) | |
927 | (indent-rigidly pt (point) 2) | |
928 | (delete-region pt (1+ pt)) | |
929 | (setq pt (point)) | |
930 | (insert "(put '" (symbol-name func) | |
931 | " 'calc-user-defn '" | |
932 | (prin1-to-string (get func 'calc-user-defn)) | |
933 | ")\n") | |
934 | (fill-region pt (point)) | |
935 | (indent-rigidly pt (point) 2) | |
936 | (delete-region pt (1+ pt)))))) | |
937 | (and (stringp fcmd) | |
938 | (insert " (fset '" (prin1-to-string cmd) | |
939 | " " (prin1-to-string fcmd) ")\n"))) | |
940 | (or func (setq func (and cmd (symbolp cmd) (fboundp cmd) cmd))) | |
941 | (if (get func 'math-compose-forms) | |
942 | (let ((pt (point))) | |
943 | (insert "(put '" (symbol-name cmd) | |
944 | " 'math-compose-forms '" | |
945 | (prin1-to-string (get func 'math-compose-forms)) | |
946 | ")\n") | |
947 | (fill-region pt (point)) | |
948 | (indent-rigidly pt (point) 2) | |
949 | (delete-region pt (1+ pt)))) | |
950 | (if (car def) | |
951 | (insert " (define-key calc-mode-map " | |
952 | (prin1-to-string (concat "z" (char-to-string key))) | |
953 | " '" | |
954 | (prin1-to-string cmd) | |
955 | ")\n"))) | |
956 | (insert "))\n") | |
bf77c646 | 957 | (save-buffer)))) |
136211a9 EZ |
958 | |
959 | (defun calc-stack-command-p (cmd) | |
960 | (if (and cmd (symbolp cmd)) | |
961 | (and (fboundp cmd) | |
962 | (calc-stack-command-p (symbol-function cmd))) | |
963 | (and (consp cmd) | |
964 | (eq (car cmd) 'lambda) | |
965 | (setq cmd (or (assq 'calc-wrapper cmd) | |
966 | (assq 'calc-slow-wrapper cmd))) | |
967 | (setq cmd (assq 'calc-enter-result cmd)) | |
968 | (memq (car (nth 3 cmd)) '(cons list)) | |
969 | (eq (car (nth 1 (nth 3 cmd))) 'quote) | |
bf77c646 | 970 | (nth 1 (nth 1 (nth 3 cmd)))))) |
136211a9 EZ |
971 | |
972 | ||
973 | (defun calc-call-last-kbd-macro (arg) | |
974 | (interactive "P") | |
975 | (and defining-kbd-macro | |
976 | (error "Can't execute anonymous macro while defining one")) | |
977 | (or last-kbd-macro | |
978 | (error "No kbd macro has been defined")) | |
bf77c646 | 979 | (calc-execute-kbd-macro last-kbd-macro arg)) |
136211a9 EZ |
980 | |
981 | (defun calc-execute-kbd-macro (mac arg &rest prefix) | |
982 | (if (and (vectorp mac) (> (length mac) 0) (stringp (aref mac 0))) | |
983 | (setq mac (or (aref mac 1) | |
984 | (aset mac 1 (progn (and (fboundp 'edit-kbd-macro) | |
985 | (edit-kbd-macro nil)) | |
0c753fd7 | 986 | (edmacro-parse-keys (aref mac 0))))))) |
136211a9 EZ |
987 | (if (< (prefix-numeric-value arg) 0) |
988 | (execute-kbd-macro mac (- (prefix-numeric-value arg))) | |
989 | (if calc-executing-macro | |
990 | (execute-kbd-macro mac arg) | |
991 | (calc-slow-wrapper | |
992 | (let ((old-stack-whole (copy-sequence calc-stack)) | |
993 | (old-stack-top calc-stack-top) | |
994 | (old-buffer-size (buffer-size)) | |
995 | (old-refresh-count calc-refresh-count)) | |
996 | (unwind-protect | |
997 | (let ((calc-executing-macro mac)) | |
998 | (execute-kbd-macro mac arg)) | |
999 | (calc-select-buffer) | |
1000 | (let ((new-stack (reverse calc-stack)) | |
1001 | (old-stack (reverse old-stack-whole))) | |
1002 | (while (and new-stack old-stack | |
1003 | (equal (car new-stack) (car old-stack))) | |
1004 | (setq new-stack (cdr new-stack) | |
1005 | old-stack (cdr old-stack))) | |
1006 | (or (equal prefix '(nil)) | |
1007 | (calc-record-list (if (> (length new-stack) 1) | |
1008 | (mapcar 'car new-stack) | |
1009 | '("")) | |
1010 | (or (car prefix) "kmac"))) | |
1011 | (calc-record-undo (list 'set 'saved-stack-top old-stack-top)) | |
1012 | (and old-stack | |
1013 | (calc-record-undo (list 'pop 1 (mapcar 'car old-stack)))) | |
1014 | (let ((calc-stack old-stack-whole) | |
1015 | (calc-stack-top 0)) | |
1016 | (calc-cursor-stack-index (length old-stack))) | |
1017 | (if (and (= old-buffer-size (buffer-size)) | |
1018 | (= old-refresh-count calc-refresh-count)) | |
1019 | (let ((buffer-read-only nil)) | |
1020 | (delete-region (point) (point-max)) | |
1021 | (while new-stack | |
1022 | (calc-record-undo (list 'push 1)) | |
1023 | (insert (math-format-stack-value (car new-stack)) "\n") | |
1024 | (setq new-stack (cdr new-stack))) | |
1025 | (calc-renumber-stack)) | |
1026 | (while new-stack | |
1027 | (calc-record-undo (list 'push 1)) | |
1028 | (setq new-stack (cdr new-stack))) | |
1029 | (calc-refresh)) | |
bf77c646 | 1030 | (calc-record-undo (list 'set 'saved-stack-top 0))))))))) |
136211a9 EZ |
1031 | |
1032 | (defun calc-push-list-in-macro (vals m sels) | |
1033 | (let ((entry (list (car vals) 1 (car sels))) | |
1034 | (mm (+ (or m 1) calc-stack-top))) | |
1035 | (if (> mm 1) | |
1036 | (setcdr (nthcdr (- mm 2) calc-stack) | |
1037 | (cons entry (nthcdr (1- mm) calc-stack))) | |
bf77c646 | 1038 | (setq calc-stack (cons entry calc-stack))))) |
136211a9 EZ |
1039 | |
1040 | (defun calc-pop-stack-in-macro (n mm) | |
1041 | (if (> mm 1) | |
1042 | (setcdr (nthcdr (- mm 2) calc-stack) | |
1043 | (nthcdr (+ n mm -1) calc-stack)) | |
bf77c646 | 1044 | (setq calc-stack (nthcdr n calc-stack)))) |
136211a9 EZ |
1045 | |
1046 | ||
1047 | (defun calc-kbd-if () | |
1048 | (interactive) | |
1049 | (calc-wrapper | |
1050 | (let ((cond (calc-top-n 1))) | |
1051 | (calc-pop-stack 1) | |
1052 | (if (math-is-true cond) | |
1053 | (if defining-kbd-macro | |
3132f345 | 1054 | (message "If true..")) |
136211a9 EZ |
1055 | (if defining-kbd-macro |
1056 | (message "Condition is false; skipping to Z: or Z] ...")) | |
bf77c646 | 1057 | (calc-kbd-skip-to-else-if t))))) |
136211a9 EZ |
1058 | |
1059 | (defun calc-kbd-else-if () | |
1060 | (interactive) | |
bf77c646 | 1061 | (calc-kbd-if)) |
136211a9 EZ |
1062 | |
1063 | (defun calc-kbd-skip-to-else-if (else-okay) | |
1064 | (let ((count 0) | |
1065 | ch) | |
1066 | (while (>= count 0) | |
1067 | (setq ch (read-char)) | |
1068 | (if (= ch -1) | |
1069 | (error "Unterminated Z[ in keyboard macro")) | |
1070 | (if (= ch ?Z) | |
1071 | (progn | |
1072 | (setq ch (read-char)) | |
1073 | (cond ((= ch ?\[) | |
1074 | (setq count (1+ count))) | |
1075 | ((= ch ?\]) | |
1076 | (setq count (1- count))) | |
1077 | ((= ch ?\:) | |
1078 | (and (= count 0) | |
1079 | else-okay | |
1080 | (setq count -1))) | |
1081 | ((eq ch 7) | |
1082 | (keyboard-quit)))))) | |
1083 | (and defining-kbd-macro | |
1084 | (if (= ch ?\:) | |
1085 | (message "Else...") | |
bf77c646 | 1086 | (message "End-if..."))))) |
136211a9 EZ |
1087 | |
1088 | (defun calc-kbd-end-if () | |
1089 | (interactive) | |
1090 | (if defining-kbd-macro | |
bf77c646 | 1091 | (message "End-if..."))) |
136211a9 EZ |
1092 | |
1093 | (defun calc-kbd-else () | |
1094 | (interactive) | |
1095 | (if defining-kbd-macro | |
1096 | (message "Else; skipping to Z] ...")) | |
bf77c646 | 1097 | (calc-kbd-skip-to-else-if nil)) |
136211a9 EZ |
1098 | |
1099 | ||
1100 | (defun calc-kbd-repeat () | |
1101 | (interactive) | |
1102 | (let (count) | |
1103 | (calc-wrapper | |
1104 | (setq count (math-trunc (calc-top-n 1))) | |
1105 | (or (Math-integerp count) | |
1106 | (error "Count must be an integer")) | |
1107 | (if (Math-integer-negp count) | |
1108 | (setq count 0)) | |
1109 | (or (integerp count) | |
1110 | (setq count 1000000)) | |
1111 | (calc-pop-stack 1)) | |
bf77c646 | 1112 | (calc-kbd-loop count))) |
136211a9 EZ |
1113 | |
1114 | (defun calc-kbd-for (dir) | |
1115 | (interactive "P") | |
1116 | (let (init final) | |
1117 | (calc-wrapper | |
1118 | (setq init (calc-top-n 2) | |
1119 | final (calc-top-n 1)) | |
1120 | (or (and (math-anglep init) (math-anglep final)) | |
1121 | (error "Initial and final values must be real numbers")) | |
1122 | (calc-pop-stack 2)) | |
bf77c646 | 1123 | (calc-kbd-loop nil init final (and dir (prefix-numeric-value dir))))) |
136211a9 EZ |
1124 | |
1125 | (defun calc-kbd-loop (rpt-count &optional initial final dir) | |
1126 | (interactive "P") | |
1127 | (setq rpt-count (if rpt-count (prefix-numeric-value rpt-count) 1000000)) | |
1128 | (let* ((count 0) | |
1129 | (parts nil) | |
1130 | (body "") | |
1131 | (open last-command-char) | |
1132 | (counter initial) | |
1133 | ch) | |
8f66f479 | 1134 | (or executing-kbd-macro |
136211a9 EZ |
1135 | (message "Reading loop body...")) |
1136 | (while (>= count 0) | |
1137 | (setq ch (read-char)) | |
1138 | (if (= ch -1) | |
1139 | (error "Unterminated Z%c in keyboard macro" open)) | |
1140 | (if (= ch ?Z) | |
1141 | (progn | |
1142 | (setq ch (read-char) | |
1143 | body (concat body "Z" (char-to-string ch))) | |
1144 | (cond ((memq ch '(?\< ?\( ?\{)) | |
1145 | (setq count (1+ count))) | |
1146 | ((memq ch '(?\> ?\) ?\})) | |
1147 | (setq count (1- count))) | |
1148 | ((and (= ch ?/) | |
1149 | (= count 0)) | |
1150 | (setq parts (nconc parts (list (concat (substring body 0 -2) | |
1151 | "Z]"))) | |
1152 | body "")) | |
1153 | ((eq ch 7) | |
1154 | (keyboard-quit)))) | |
1155 | (setq body (concat body (char-to-string ch))))) | |
1156 | (if (/= ch (cdr (assq open '( (?\< . ?\>) (?\( . ?\)) (?\{ . ?\}) )))) | |
1157 | (error "Mismatched Z%c and Z%c in keyboard macro" open ch)) | |
8f66f479 | 1158 | (or executing-kbd-macro |
136211a9 EZ |
1159 | (message "Looping...")) |
1160 | (setq body (concat (substring body 0 -2) "Z]")) | |
8f66f479 | 1161 | (and (not executing-kbd-macro) |
136211a9 EZ |
1162 | (= rpt-count 1000000) |
1163 | (null parts) | |
1164 | (null counter) | |
1165 | (progn | |
3132f345 | 1166 | (message "Warning: Infinite loop! Not executing") |
136211a9 EZ |
1167 | (setq rpt-count 0))) |
1168 | (or (not initial) dir | |
1169 | (setq dir (math-compare final initial))) | |
1170 | (calc-wrapper | |
1171 | (while (> rpt-count 0) | |
1172 | (let ((part parts)) | |
1173 | (if counter | |
1174 | (if (cond ((eq dir 0) (Math-equal final counter)) | |
1175 | ((eq dir 1) (Math-lessp final counter)) | |
1176 | ((eq dir -1) (Math-lessp counter final))) | |
1177 | (setq rpt-count 0) | |
1178 | (calc-push counter))) | |
1179 | (while (and part (> rpt-count 0)) | |
1180 | (execute-kbd-macro (car part)) | |
1181 | (if (math-is-true (calc-top-n 1)) | |
1182 | (setq rpt-count 0) | |
1183 | (setq part (cdr part))) | |
1184 | (calc-pop-stack 1)) | |
1185 | (if (> rpt-count 0) | |
1186 | (progn | |
1187 | (execute-kbd-macro body) | |
1188 | (if counter | |
1189 | (let ((step (calc-top-n 1))) | |
1190 | (calc-pop-stack 1) | |
1191 | (setq counter (calcFunc-add counter step))) | |
1192 | (setq rpt-count (1- rpt-count)))))))) | |
8f66f479 | 1193 | (or executing-kbd-macro |
bf77c646 | 1194 | (message "Looping...done")))) |
136211a9 EZ |
1195 | |
1196 | (defun calc-kbd-end-repeat () | |
1197 | (interactive) | |
bf77c646 | 1198 | (error "Unbalanced Z> in keyboard macro")) |
136211a9 EZ |
1199 | |
1200 | (defun calc-kbd-end-for () | |
1201 | (interactive) | |
bf77c646 | 1202 | (error "Unbalanced Z) in keyboard macro")) |
136211a9 EZ |
1203 | |
1204 | (defun calc-kbd-end-loop () | |
1205 | (interactive) | |
bf77c646 | 1206 | (error "Unbalanced Z} in keyboard macro")) |
136211a9 EZ |
1207 | |
1208 | (defun calc-kbd-break () | |
1209 | (interactive) | |
1210 | (calc-wrapper | |
1211 | (let ((cond (calc-top-n 1))) | |
1212 | (calc-pop-stack 1) | |
1213 | (if (math-is-true cond) | |
3132f345 | 1214 | (error "Keyboard macro aborted"))))) |
136211a9 EZ |
1215 | |
1216 | ||
3132f345 | 1217 | (defvar calc-kbd-push-level 0) |
a6cecab9 JB |
1218 | |
1219 | ;; The variables var-q0 through var-q9 are the "quick" variables. | |
1220 | (defvar var-q0 nil) | |
1221 | (defvar var-q1 nil) | |
1222 | (defvar var-q2 nil) | |
1223 | (defvar var-q3 nil) | |
1224 | (defvar var-q4 nil) | |
1225 | (defvar var-q5 nil) | |
1226 | (defvar var-q6 nil) | |
1227 | (defvar var-q7 nil) | |
1228 | (defvar var-q8 nil) | |
1229 | (defvar var-q9 nil) | |
1230 | ||
136211a9 EZ |
1231 | (defun calc-kbd-push (arg) |
1232 | (interactive "P") | |
1233 | (calc-wrapper | |
1234 | (let* ((defs (and arg (> (prefix-numeric-value arg) 0))) | |
a6cecab9 JB |
1235 | (var-q0 var-q0) |
1236 | (var-q1 var-q1) | |
1237 | (var-q2 var-q2) | |
1238 | (var-q3 var-q3) | |
1239 | (var-q4 var-q4) | |
1240 | (var-q5 var-q5) | |
1241 | (var-q6 var-q6) | |
1242 | (var-q7 var-q7) | |
1243 | (var-q8 var-q8) | |
1244 | (var-q9 var-q9) | |
136211a9 EZ |
1245 | (calc-internal-prec (if defs 12 calc-internal-prec)) |
1246 | (calc-word-size (if defs 32 calc-word-size)) | |
1247 | (calc-angle-mode (if defs 'deg calc-angle-mode)) | |
1248 | (calc-simplify-mode (if defs nil calc-simplify-mode)) | |
1249 | (calc-algebraic-mode (if arg nil calc-algebraic-mode)) | |
1250 | (calc-incomplete-algebraic-mode (if arg nil | |
1251 | calc-incomplete-algebraic-mode)) | |
1252 | (calc-symbolic-mode (if defs nil calc-symbolic-mode)) | |
1253 | (calc-matrix-mode (if defs nil calc-matrix-mode)) | |
1254 | (calc-prefer-frac (if defs nil calc-prefer-frac)) | |
1255 | (calc-complex-mode (if defs nil calc-complex-mode)) | |
1256 | (calc-infinite-mode (if defs nil calc-infinite-mode)) | |
1257 | (count 0) | |
1258 | (body "") | |
1259 | ch) | |
8f66f479 | 1260 | (if (or executing-kbd-macro defining-kbd-macro) |
136211a9 EZ |
1261 | (progn |
1262 | (if defining-kbd-macro | |
1263 | (message "Reading body...")) | |
1264 | (while (>= count 0) | |
1265 | (setq ch (read-char)) | |
1266 | (if (= ch -1) | |
1267 | (error "Unterminated Z` in keyboard macro")) | |
1268 | (if (= ch ?Z) | |
1269 | (progn | |
1270 | (setq ch (read-char) | |
1271 | body (concat body "Z" (char-to-string ch))) | |
1272 | (cond ((eq ch ?\`) | |
1273 | (setq count (1+ count))) | |
1274 | ((eq ch ?\') | |
1275 | (setq count (1- count))) | |
1276 | ((eq ch 7) | |
1277 | (keyboard-quit)))) | |
1278 | (setq body (concat body (char-to-string ch))))) | |
1279 | (if defining-kbd-macro | |
1280 | (message "Reading body...done")) | |
1281 | (let ((calc-kbd-push-level 0)) | |
1282 | (execute-kbd-macro (substring body 0 -2)))) | |
1283 | (let ((calc-kbd-push-level (1+ calc-kbd-push-level))) | |
1284 | (message "Saving modes; type Z' to restore") | |
bf77c646 | 1285 | (recursive-edit)))))) |
136211a9 EZ |
1286 | |
1287 | (defun calc-kbd-pop () | |
1288 | (interactive) | |
1289 | (if (> calc-kbd-push-level 0) | |
1290 | (progn | |
1291 | (message "Mode settings restored") | |
1292 | (exit-recursive-edit)) | |
bf77c646 | 1293 | (error "Unbalanced Z' in keyboard macro"))) |
136211a9 EZ |
1294 | |
1295 | ||
1296 | (defun calc-kbd-report (msg) | |
1297 | (interactive "sMessage: ") | |
1298 | (calc-wrapper | |
20e97ae6 | 1299 | (math-working msg (calc-top-n 1)))) |
136211a9 EZ |
1300 | |
1301 | (defun calc-kbd-query (msg) | |
1302 | (interactive "sPrompt: ") | |
1303 | (calc-wrapper | |
20e97ae6 | 1304 | (calc-alg-entry nil (and (not (equal msg "")) msg)))) |
136211a9 EZ |
1305 | |
1306 | ;;;; Logical operations. | |
1307 | ||
1308 | (defun calcFunc-eq (a b &rest more) | |
1309 | (if more | |
1310 | (let* ((args (cons a (cons b (copy-sequence more)))) | |
1311 | (res 1) | |
1312 | (p args) | |
1313 | p2) | |
1314 | (while (and (cdr p) (not (eq res 0))) | |
1315 | (setq p2 p) | |
1316 | (while (and (setq p2 (cdr p2)) (not (eq res 0))) | |
1317 | (setq res (math-two-eq (car p) (car p2))) | |
1318 | (if (eq res 1) | |
1319 | (setcdr p (delq (car p2) (cdr p))))) | |
1320 | (setq p (cdr p))) | |
1321 | (if (eq res 0) | |
1322 | 0 | |
1323 | (if (cdr args) | |
1324 | (cons 'calcFunc-eq args) | |
1325 | 1))) | |
1326 | (or (math-two-eq a b) | |
1327 | (if (and (or (math-looks-negp a) (math-zerop a)) | |
1328 | (or (math-looks-negp b) (math-zerop b))) | |
1329 | (list 'calcFunc-eq (math-neg a) (math-neg b)) | |
bf77c646 | 1330 | (list 'calcFunc-eq a b))))) |
136211a9 EZ |
1331 | |
1332 | (defun calcFunc-neq (a b &rest more) | |
1333 | (if more | |
1334 | (let* ((args (cons a (cons b more))) | |
1335 | (res 0) | |
1336 | (all t) | |
1337 | (p args) | |
1338 | p2) | |
1339 | (while (and (cdr p) (not (eq res 1))) | |
1340 | (setq p2 p) | |
1341 | (while (and (setq p2 (cdr p2)) (not (eq res 1))) | |
1342 | (setq res (math-two-eq (car p) (car p2))) | |
1343 | (or res (setq all nil))) | |
1344 | (setq p (cdr p))) | |
1345 | (if (eq res 1) | |
1346 | 0 | |
1347 | (if all | |
1348 | 1 | |
1349 | (cons 'calcFunc-neq args)))) | |
1350 | (or (cdr (assq (math-two-eq a b) '((0 . 1) (1 . 0)))) | |
1351 | (if (and (or (math-looks-negp a) (math-zerop a)) | |
1352 | (or (math-looks-negp b) (math-zerop b))) | |
1353 | (list 'calcFunc-neq (math-neg a) (math-neg b)) | |
bf77c646 | 1354 | (list 'calcFunc-neq a b))))) |
136211a9 EZ |
1355 | |
1356 | (defun math-two-eq (a b) | |
1357 | (if (eq (car-safe a) 'vec) | |
1358 | (if (eq (car-safe b) 'vec) | |
1359 | (if (= (length a) (length b)) | |
1360 | (let ((res 1)) | |
1361 | (while (and (setq a (cdr a) b (cdr b)) (not (eq res 0))) | |
1362 | (if res | |
1363 | (setq res (math-two-eq (car a) (car b))) | |
1364 | (if (eq (math-two-eq (car a) (car b)) 0) | |
1365 | (setq res 0)))) | |
1366 | res) | |
1367 | 0) | |
1368 | (if (Math-objectp b) | |
1369 | 0 | |
1370 | nil)) | |
1371 | (if (eq (car-safe b) 'vec) | |
1372 | (if (Math-objectp a) | |
1373 | 0 | |
1374 | nil) | |
1375 | (let ((res (math-compare a b))) | |
1376 | (if (= res 0) | |
1377 | 1 | |
1378 | (if (and (= res 2) (not (and (Math-scalarp a) (Math-scalarp b)))) | |
1379 | nil | |
bf77c646 | 1380 | 0)))))) |
136211a9 EZ |
1381 | |
1382 | (defun calcFunc-lt (a b) | |
1383 | (let ((res (math-compare a b))) | |
1384 | (if (= res -1) | |
1385 | 1 | |
1386 | (if (= res 2) | |
1387 | (if (and (or (math-looks-negp a) (math-zerop a)) | |
1388 | (or (math-looks-negp b) (math-zerop b))) | |
1389 | (list 'calcFunc-gt (math-neg a) (math-neg b)) | |
1390 | (list 'calcFunc-lt a b)) | |
bf77c646 | 1391 | 0)))) |
136211a9 EZ |
1392 | |
1393 | (defun calcFunc-gt (a b) | |
1394 | (let ((res (math-compare a b))) | |
1395 | (if (= res 1) | |
1396 | 1 | |
1397 | (if (= res 2) | |
1398 | (if (and (or (math-looks-negp a) (math-zerop a)) | |
1399 | (or (math-looks-negp b) (math-zerop b))) | |
1400 | (list 'calcFunc-lt (math-neg a) (math-neg b)) | |
1401 | (list 'calcFunc-gt a b)) | |
bf77c646 | 1402 | 0)))) |
136211a9 EZ |
1403 | |
1404 | (defun calcFunc-leq (a b) | |
1405 | (let ((res (math-compare a b))) | |
1406 | (if (= res 1) | |
1407 | 0 | |
1408 | (if (= res 2) | |
1409 | (if (and (or (math-looks-negp a) (math-zerop a)) | |
1410 | (or (math-looks-negp b) (math-zerop b))) | |
1411 | (list 'calcFunc-geq (math-neg a) (math-neg b)) | |
1412 | (list 'calcFunc-leq a b)) | |
bf77c646 | 1413 | 1)))) |
136211a9 EZ |
1414 | |
1415 | (defun calcFunc-geq (a b) | |
1416 | (let ((res (math-compare a b))) | |
1417 | (if (= res -1) | |
1418 | 0 | |
1419 | (if (= res 2) | |
1420 | (if (and (or (math-looks-negp a) (math-zerop a)) | |
1421 | (or (math-looks-negp b) (math-zerop b))) | |
1422 | (list 'calcFunc-leq (math-neg a) (math-neg b)) | |
1423 | (list 'calcFunc-geq a b)) | |
bf77c646 | 1424 | 1)))) |
136211a9 EZ |
1425 | |
1426 | (defun calcFunc-rmeq (a) | |
1427 | (if (math-vectorp a) | |
1428 | (math-map-vec 'calcFunc-rmeq a) | |
1429 | (if (assq (car-safe a) calc-tweak-eqn-table) | |
1430 | (if (and (eq (car-safe (nth 2 a)) 'var) | |
1431 | (math-objectp (nth 1 a))) | |
1432 | (nth 1 a) | |
1433 | (nth 2 a)) | |
1434 | (if (eq (car-safe a) 'calcFunc-assign) | |
1435 | (nth 2 a) | |
1436 | (if (eq (car-safe a) 'calcFunc-evalto) | |
1437 | (nth 1 a) | |
bf77c646 | 1438 | (list 'calcFunc-rmeq a)))))) |
136211a9 EZ |
1439 | |
1440 | (defun calcFunc-land (a b) | |
1441 | (cond ((Math-zerop a) | |
1442 | a) | |
1443 | ((Math-zerop b) | |
1444 | b) | |
1445 | ((math-is-true a) | |
1446 | b) | |
1447 | ((math-is-true b) | |
1448 | a) | |
bf77c646 | 1449 | (t (list 'calcFunc-land a b)))) |
136211a9 EZ |
1450 | |
1451 | (defun calcFunc-lor (a b) | |
1452 | (cond ((Math-zerop a) | |
1453 | b) | |
1454 | ((Math-zerop b) | |
1455 | a) | |
1456 | ((math-is-true a) | |
1457 | a) | |
1458 | ((math-is-true b) | |
1459 | b) | |
bf77c646 | 1460 | (t (list 'calcFunc-lor a b)))) |
136211a9 EZ |
1461 | |
1462 | (defun calcFunc-lnot (a) | |
1463 | (if (Math-zerop a) | |
1464 | 1 | |
1465 | (if (math-is-true a) | |
1466 | 0 | |
1467 | (let ((op (and (= (length a) 3) | |
1468 | (assq (car a) calc-tweak-eqn-table)))) | |
1469 | (if op | |
1470 | (cons (nth 2 op) (cdr a)) | |
bf77c646 | 1471 | (list 'calcFunc-lnot a)))))) |
136211a9 EZ |
1472 | |
1473 | (defun calcFunc-if (c e1 e2) | |
1474 | (if (Math-zerop c) | |
1475 | e2 | |
1476 | (if (and (math-is-true c) (not (Math-vectorp c))) | |
1477 | e1 | |
1478 | (or (and (Math-vectorp c) | |
1479 | (math-constp c) | |
1480 | (let ((ee1 (if (Math-vectorp e1) | |
1481 | (if (= (length c) (length e1)) | |
1482 | (cdr e1) | |
1483 | (calc-record-why "*Dimension error" e1)) | |
1484 | (list e1))) | |
1485 | (ee2 (if (Math-vectorp e2) | |
1486 | (if (= (length c) (length e2)) | |
1487 | (cdr e2) | |
1488 | (calc-record-why "*Dimension error" e2)) | |
1489 | (list e2)))) | |
1490 | (and ee1 ee2 | |
1491 | (cons 'vec (math-if-vector (cdr c) ee1 ee2))))) | |
bf77c646 | 1492 | (list 'calcFunc-if c e1 e2))))) |
136211a9 EZ |
1493 | |
1494 | (defun math-if-vector (c e1 e2) | |
1495 | (and c | |
1496 | (cons (if (Math-zerop (car c)) (car e2) (car e1)) | |
1497 | (math-if-vector (cdr c) | |
1498 | (or (cdr e1) e1) | |
bf77c646 | 1499 | (or (cdr e2) e2))))) |
136211a9 EZ |
1500 | |
1501 | (defun math-normalize-logical-op (a) | |
1502 | (or (and (eq (car a) 'calcFunc-if) | |
1503 | (= (length a) 4) | |
1504 | (let ((a1 (math-normalize (nth 1 a)))) | |
1505 | (if (Math-zerop a1) | |
1506 | (math-normalize (nth 3 a)) | |
1507 | (if (Math-numberp a1) | |
1508 | (math-normalize (nth 2 a)) | |
1509 | (if (and (Math-vectorp (nth 1 a)) | |
1510 | (math-constp (nth 1 a))) | |
1511 | (calcFunc-if (nth 1 a) | |
1512 | (math-normalize (nth 2 a)) | |
1513 | (math-normalize (nth 3 a))) | |
1514 | (let ((calc-simplify-mode 'none)) | |
1515 | (list 'calcFunc-if a1 | |
1516 | (math-normalize (nth 2 a)) | |
1517 | (math-normalize (nth 3 a))))))))) | |
bf77c646 | 1518 | a)) |
136211a9 EZ |
1519 | |
1520 | (defun calcFunc-in (a b) | |
1521 | (or (and (eq (car-safe b) 'vec) | |
1522 | (let ((bb b)) | |
1523 | (while (and (setq bb (cdr bb)) | |
1524 | (not (if (memq (car-safe (car bb)) '(vec intv)) | |
1525 | (eq (calcFunc-in a (car bb)) 1) | |
1526 | (Math-equal a (car bb)))))) | |
1527 | (if bb 1 (and (math-constp a) (math-constp bb) 0)))) | |
1528 | (and (eq (car-safe b) 'intv) | |
1529 | (let ((res (math-compare a (nth 2 b))) res2) | |
1530 | (cond ((= res -1) | |
1531 | 0) | |
1532 | ((and (= res 0) | |
1533 | (or (/= (nth 1 b) 2) | |
1534 | (Math-lessp (nth 2 b) (nth 3 b)))) | |
1535 | (if (memq (nth 1 b) '(2 3)) 1 0)) | |
1536 | ((= (setq res2 (math-compare a (nth 3 b))) 1) | |
1537 | 0) | |
1538 | ((and (= res2 0) | |
1539 | (or (/= (nth 1 b) 1) | |
1540 | (Math-lessp (nth 2 b) (nth 3 b)))) | |
1541 | (if (memq (nth 1 b) '(1 3)) 1 0)) | |
1542 | ((/= res 1) | |
1543 | nil) | |
1544 | ((/= res2 -1) | |
1545 | nil) | |
1546 | (t 1)))) | |
1547 | (and (Math-equal a b) | |
1548 | 1) | |
1549 | (and (math-constp a) (math-constp b) | |
1550 | 0) | |
bf77c646 | 1551 | (list 'calcFunc-in a b))) |
136211a9 EZ |
1552 | |
1553 | (defun calcFunc-typeof (a) | |
1554 | (cond ((Math-integerp a) 1) | |
1555 | ((eq (car a) 'frac) 2) | |
1556 | ((eq (car a) 'float) 3) | |
1557 | ((eq (car a) 'hms) 4) | |
1558 | ((eq (car a) 'cplx) 5) | |
1559 | ((eq (car a) 'polar) 6) | |
1560 | ((eq (car a) 'sdev) 7) | |
1561 | ((eq (car a) 'intv) 8) | |
1562 | ((eq (car a) 'mod) 9) | |
1563 | ((eq (car a) 'date) (if (Math-integerp (nth 1 a)) 10 11)) | |
1564 | ((eq (car a) 'var) | |
1565 | (if (memq (nth 2 a) '(var-inf var-uinf var-nan)) 12 100)) | |
1566 | ((eq (car a) 'vec) (if (math-matrixp a) 102 101)) | |
a6cecab9 | 1567 | (t (math-calcFunc-to-var (car a))))) |
136211a9 EZ |
1568 | |
1569 | (defun calcFunc-integer (a) | |
1570 | (if (Math-integerp a) | |
1571 | 1 | |
1572 | (if (Math-objvecp a) | |
1573 | 0 | |
bf77c646 | 1574 | (list 'calcFunc-integer a)))) |
136211a9 EZ |
1575 | |
1576 | (defun calcFunc-real (a) | |
1577 | (if (Math-realp a) | |
1578 | 1 | |
1579 | (if (Math-objvecp a) | |
1580 | 0 | |
bf77c646 | 1581 | (list 'calcFunc-real a)))) |
136211a9 EZ |
1582 | |
1583 | (defun calcFunc-constant (a) | |
1584 | (if (math-constp a) | |
1585 | 1 | |
1586 | (if (Math-objvecp a) | |
1587 | 0 | |
bf77c646 | 1588 | (list 'calcFunc-constant a)))) |
136211a9 EZ |
1589 | |
1590 | (defun calcFunc-refers (a b) | |
1591 | (if (math-expr-contains a b) | |
1592 | 1 | |
1593 | (if (eq (car-safe a) 'var) | |
1594 | (list 'calcFunc-refers a b) | |
bf77c646 | 1595 | 0))) |
136211a9 EZ |
1596 | |
1597 | (defun calcFunc-negative (a) | |
1598 | (if (math-looks-negp a) | |
1599 | 1 | |
1600 | (if (or (math-zerop a) | |
1601 | (math-posp a)) | |
1602 | 0 | |
bf77c646 | 1603 | (list 'calcFunc-negative a)))) |
136211a9 EZ |
1604 | |
1605 | (defun calcFunc-variable (a) | |
1606 | (if (eq (car-safe a) 'var) | |
1607 | 1 | |
1608 | (if (Math-objvecp a) | |
1609 | 0 | |
bf77c646 | 1610 | (list 'calcFunc-variable a)))) |
136211a9 EZ |
1611 | |
1612 | (defun calcFunc-nonvar (a) | |
1613 | (if (eq (car-safe a) 'var) | |
1614 | (list 'calcFunc-nonvar a) | |
bf77c646 | 1615 | 1)) |
136211a9 EZ |
1616 | |
1617 | (defun calcFunc-istrue (a) | |
1618 | (if (math-is-true a) | |
1619 | 1 | |
bf77c646 | 1620 | 0)) |
136211a9 EZ |
1621 | |
1622 | ||
1623 | ||
136211a9 EZ |
1624 | ;;;; User-programmability. |
1625 | ||
1626 | ;;; Compiling Lisp-like forms to use the math library. | |
1627 | ||
1628 | (defun math-do-defmath (func args body) | |
537a762d | 1629 | (require 'calc-macs) |
136211a9 EZ |
1630 | (let* ((fname (intern (concat "calcFunc-" (symbol-name func)))) |
1631 | (doc (if (stringp (car body)) (list (car body)))) | |
1632 | (clargs (mapcar 'math-clean-arg args)) | |
1633 | (body (math-define-function-body | |
1634 | (if (stringp (car body)) (cdr body) body) | |
1635 | clargs))) | |
1636 | (list 'progn | |
1637 | (if (and (consp (car body)) | |
1638 | (eq (car (car body)) 'interactive)) | |
1639 | (let ((inter (car body))) | |
1640 | (setq body (cdr body)) | |
1641 | (if (or (> (length inter) 2) | |
1642 | (integerp (nth 1 inter))) | |
1643 | (let ((hasprefix nil) (hasmulti nil)) | |
1644 | (if (stringp (nth 1 inter)) | |
1645 | (progn | |
1646 | (cond ((equal (nth 1 inter) "p") | |
1647 | (setq hasprefix t)) | |
1648 | ((equal (nth 1 inter) "m") | |
1649 | (setq hasmulti t)) | |
1650 | (t (error | |
1651 | "Can't handle interactive code string \"%s\"" | |
1652 | (nth 1 inter)))) | |
1653 | (setq inter (cdr inter)))) | |
1654 | (if (not (integerp (nth 1 inter))) | |
1655 | (error | |
1656 | "Expected an integer in interactive specification")) | |
1657 | (append (list 'defun | |
1658 | (intern (concat "calc-" | |
1659 | (symbol-name func))) | |
1660 | (if (or hasprefix hasmulti) | |
1661 | '(&optional n) | |
1662 | ())) | |
1663 | doc | |
1664 | (if (or hasprefix hasmulti) | |
1665 | '((interactive "P")) | |
1666 | '((interactive))) | |
1667 | (list | |
1668 | (append | |
1669 | '(calc-slow-wrapper) | |
1670 | (and hasmulti | |
1671 | (list | |
1672 | (list 'setq | |
1673 | 'n | |
1674 | (list 'if | |
1675 | 'n | |
1676 | (list 'prefix-numeric-value | |
1677 | 'n) | |
1678 | (nth 1 inter))))) | |
1679 | (list | |
1680 | (list 'calc-enter-result | |
1681 | (if hasmulti 'n (nth 1 inter)) | |
1682 | (nth 2 inter) | |
1683 | (if hasprefix | |
1684 | (list 'append | |
1685 | (list 'quote (list fname)) | |
1686 | (list 'calc-top-list-n | |
1687 | (nth 1 inter)) | |
1688 | (list 'and | |
1689 | 'n | |
1690 | (list | |
1691 | 'list | |
1692 | (list | |
1693 | 'math-normalize | |
1694 | (list | |
1695 | 'prefix-numeric-value | |
1696 | 'n))))) | |
1697 | (list 'cons | |
1698 | (list 'quote fname) | |
1699 | (list 'calc-top-list-n | |
1700 | (if hasmulti | |
1701 | 'n | |
1702 | (nth 1 inter))))))))))) | |
1703 | (append (list 'defun | |
1704 | (intern (concat "calc-" (symbol-name func))) | |
1705 | args) | |
1706 | doc | |
1707 | (list | |
1708 | inter | |
1709 | (cons 'calc-wrapper body)))))) | |
1710 | (append (list 'defun fname clargs) | |
1711 | doc | |
1712 | (math-do-arg-list-check args nil nil) | |
bf77c646 | 1713 | body)))) |
136211a9 EZ |
1714 | |
1715 | (defun math-clean-arg (arg) | |
1716 | (if (consp arg) | |
1717 | (math-clean-arg (nth 1 arg)) | |
bf77c646 | 1718 | arg)) |
136211a9 EZ |
1719 | |
1720 | (defun math-do-arg-check (arg var is-opt is-rest) | |
1721 | (if is-opt | |
1722 | (let ((chk (math-do-arg-check arg var nil nil))) | |
1723 | (list (cons 'and | |
1724 | (cons var | |
1725 | (if (cdr chk) | |
1726 | (setq chk (list (cons 'progn chk))) | |
1727 | chk))))) | |
1728 | (and (consp arg) | |
1729 | (let* ((rest (math-do-arg-check (nth 1 arg) var is-opt is-rest)) | |
1730 | (qual (car arg)) | |
1731 | (qqual (list 'quote qual)) | |
1732 | (qual-name (symbol-name qual)) | |
1733 | (chk (intern (concat "math-check-" qual-name)))) | |
1734 | (if (fboundp chk) | |
1735 | (append rest | |
1736 | (list | |
1737 | (if is-rest | |
1738 | (list 'setq var | |
1739 | (list 'mapcar (list 'quote chk) var)) | |
1740 | (list 'setq var (list chk var))))) | |
1741 | (if (fboundp (setq chk (intern (concat "math-" qual-name)))) | |
1742 | (append rest | |
1743 | (list | |
1744 | (if is-rest | |
1745 | (list 'mapcar | |
1746 | (list 'function | |
1747 | (list 'lambda '(x) | |
1748 | (list 'or | |
1749 | (list chk 'x) | |
1750 | (list 'math-reject-arg | |
1751 | 'x qqual)))) | |
1752 | var) | |
1753 | (list 'or | |
1754 | (list chk var) | |
1755 | (list 'math-reject-arg var qqual))))) | |
1756 | (if (and (string-match "\\`not-\\(.*\\)\\'" qual-name) | |
1757 | (fboundp (setq chk (intern | |
1758 | (concat "math-" | |
1759 | (math-match-substring | |
1760 | qual-name 1)))))) | |
1761 | (append rest | |
1762 | (list | |
1763 | (if is-rest | |
1764 | (list 'mapcar | |
1765 | (list 'function | |
1766 | (list 'lambda '(x) | |
1767 | (list 'and | |
1768 | (list chk 'x) | |
1769 | (list 'math-reject-arg | |
1770 | 'x qqual)))) | |
1771 | var) | |
1772 | (list 'and | |
1773 | (list chk var) | |
1774 | (list 'math-reject-arg var qqual))))) | |
bf77c646 | 1775 | (error "Unknown qualifier `%s'" qual-name)))))))) |
136211a9 EZ |
1776 | |
1777 | (defun math-do-arg-list-check (args is-opt is-rest) | |
1778 | (cond ((null args) nil) | |
1779 | ((consp (car args)) | |
1780 | (append (math-do-arg-check (car args) | |
1781 | (math-clean-arg (car args)) | |
1782 | is-opt is-rest) | |
1783 | (math-do-arg-list-check (cdr args) is-opt is-rest))) | |
1784 | ((eq (car args) '&optional) | |
1785 | (math-do-arg-list-check (cdr args) t nil)) | |
1786 | ((eq (car args) '&rest) | |
1787 | (math-do-arg-list-check (cdr args) nil t)) | |
bf77c646 | 1788 | (t (math-do-arg-list-check (cdr args) is-opt is-rest)))) |
136211a9 EZ |
1789 | |
1790 | (defconst math-prim-funcs | |
1791 | '( (~= . math-nearly-equal) | |
1792 | (% . math-mod) | |
1793 | (lsh . calcFunc-lsh) | |
1794 | (ash . calcFunc-ash) | |
1795 | (logand . calcFunc-and) | |
1796 | (logandc2 . calcFunc-diff) | |
1797 | (logior . calcFunc-or) | |
1798 | (logxor . calcFunc-xor) | |
1799 | (lognot . calcFunc-not) | |
1800 | (equal . equal) ; need to leave these ones alone! | |
1801 | (eq . eq) | |
1802 | (and . and) | |
1803 | (or . or) | |
1804 | (if . if) | |
1805 | (^ . math-pow) | |
1806 | (expt . math-pow) | |
bf77c646 | 1807 | )) |
136211a9 EZ |
1808 | |
1809 | (defconst math-prim-vars | |
1810 | '( (nil . nil) | |
1811 | (t . t) | |
1812 | (&optional . &optional) | |
1813 | (&rest . &rest) | |
bf77c646 | 1814 | )) |
136211a9 EZ |
1815 | |
1816 | (defun math-define-function-body (body env) | |
1817 | (let ((body (math-define-body body env))) | |
1818 | (if (math-body-refers-to body 'math-return) | |
1819 | (list (cons 'catch (cons '(quote math-return) body))) | |
bf77c646 | 1820 | body))) |
136211a9 | 1821 | |
a6cecab9 JB |
1822 | ;; The variable math-exp-env is local to math-define-body, but is |
1823 | ;; used by math-define-exp, which is called (indirectly) by | |
1824 | ;; by math-define-body. | |
1825 | (defvar math-exp-env) | |
1826 | ||
1827 | (defun math-define-body (body math-exp-env) | |
bf77c646 | 1828 | (math-define-list body)) |
136211a9 EZ |
1829 | |
1830 | (defun math-define-list (body &optional quote) | |
1831 | (cond ((null body) | |
1832 | nil) | |
1833 | ((and (eq (car body) ':) | |
1834 | (stringp (nth 1 body))) | |
1835 | (cons (let* ((math-read-expr-quotes t) | |
1836 | (exp (math-read-plain-expr (nth 1 body) t))) | |
1837 | (math-define-exp exp)) | |
1838 | (math-define-list (cdr (cdr body))))) | |
1839 | (quote | |
1840 | (cons (cond ((consp (car body)) | |
1841 | (math-define-list (cdr body) t)) | |
1842 | (t | |
1843 | (car body))) | |
1844 | (math-define-list (cdr body)))) | |
1845 | (t | |
1846 | (cons (math-define-exp (car body)) | |
bf77c646 | 1847 | (math-define-list (cdr body)))))) |
136211a9 EZ |
1848 | |
1849 | (defun math-define-exp (exp) | |
1850 | (cond ((consp exp) | |
1851 | (let ((func (car exp))) | |
1852 | (cond ((memq func '(quote function)) | |
1853 | (if (and (consp (nth 1 exp)) | |
1854 | (eq (car (nth 1 exp)) 'lambda)) | |
1855 | (cons 'quote | |
a6cecab9 | 1856 | (math-define-lambda (nth 1 exp) math-exp-env)) |
136211a9 EZ |
1857 | exp)) |
1858 | ((memq func '(let let* for foreach)) | |
1859 | (let ((head (nth 1 exp)) | |
1860 | (body (cdr (cdr exp)))) | |
1861 | (if (memq func '(let let*)) | |
1862 | () | |
1863 | (setq func (cdr (assq func '((for . math-for) | |
1864 | (foreach . math-foreach))))) | |
1865 | (if (not (listp (car head))) | |
1866 | (setq head (list head)))) | |
1867 | (macroexpand | |
1868 | (cons func | |
1869 | (cons (math-define-let head) | |
1870 | (math-define-body body | |
1871 | (nconc | |
1872 | (math-define-let-env head) | |
a6cecab9 | 1873 | math-exp-env))))))) |
136211a9 EZ |
1874 | ((and (memq func '(setq setf)) |
1875 | (math-complicated-lhs (cdr exp))) | |
1876 | (if (> (length exp) 3) | |
1877 | (cons 'progn (math-define-setf-list (cdr exp))) | |
1878 | (math-define-setf (nth 1 exp) (nth 2 exp)))) | |
1879 | ((eq func 'condition-case) | |
1880 | (cons func | |
1881 | (cons (nth 1 exp) | |
1882 | (math-define-body (cdr (cdr exp)) | |
1883 | (cons (nth 1 exp) | |
a6cecab9 | 1884 | math-exp-env))))) |
136211a9 EZ |
1885 | ((eq func 'cond) |
1886 | (cons func | |
1887 | (math-define-cond (cdr exp)))) | |
1888 | ((and (consp func) ; ('spam a b) == force use of plain spam | |
1889 | (eq (car func) 'quote)) | |
1890 | (cons func (math-define-list (cdr exp)))) | |
1891 | ((symbolp func) | |
1892 | (let ((args (math-define-list (cdr exp))) | |
1893 | (prim (assq func math-prim-funcs))) | |
1894 | (cond (prim | |
1895 | (cons (cdr prim) args)) | |
1896 | ((eq func 'floatp) | |
1897 | (list 'eq (car args) '(quote float))) | |
1898 | ((eq func '+) | |
1899 | (math-define-binop 'math-add 0 | |
1900 | (car args) (cdr args))) | |
1901 | ((eq func '-) | |
1902 | (if (= (length args) 1) | |
1903 | (cons 'math-neg args) | |
1904 | (math-define-binop 'math-sub 0 | |
1905 | (car args) (cdr args)))) | |
1906 | ((eq func '*) | |
1907 | (math-define-binop 'math-mul 1 | |
1908 | (car args) (cdr args))) | |
1909 | ((eq func '/) | |
1910 | (math-define-binop 'math-div 1 | |
1911 | (car args) (cdr args))) | |
1912 | ((eq func 'min) | |
1913 | (math-define-binop 'math-min 0 | |
1914 | (car args) (cdr args))) | |
1915 | ((eq func 'max) | |
1916 | (math-define-binop 'math-max 0 | |
1917 | (car args) (cdr args))) | |
1918 | ((eq func '<) | |
1919 | (if (and (math-numberp (nth 1 args)) | |
1920 | (math-zerop (nth 1 args))) | |
1921 | (list 'math-negp (car args)) | |
1922 | (cons 'math-lessp args))) | |
1923 | ((eq func '>) | |
1924 | (if (and (math-numberp (nth 1 args)) | |
1925 | (math-zerop (nth 1 args))) | |
1926 | (list 'math-posp (car args)) | |
1927 | (list 'math-lessp (nth 1 args) (nth 0 args)))) | |
1928 | ((eq func '<=) | |
1929 | (list 'not | |
1930 | (if (and (math-numberp (nth 1 args)) | |
1931 | (math-zerop (nth 1 args))) | |
1932 | (list 'math-posp (car args)) | |
1933 | (list 'math-lessp | |
1934 | (nth 1 args) (nth 0 args))))) | |
1935 | ((eq func '>=) | |
1936 | (list 'not | |
1937 | (if (and (math-numberp (nth 1 args)) | |
1938 | (math-zerop (nth 1 args))) | |
1939 | (list 'math-negp (car args)) | |
1940 | (cons 'math-lessp args)))) | |
1941 | ((eq func '=) | |
1942 | (if (and (math-numberp (nth 1 args)) | |
1943 | (math-zerop (nth 1 args))) | |
1944 | (list 'math-zerop (nth 0 args)) | |
1945 | (if (and (integerp (nth 1 args)) | |
1946 | (/= (% (nth 1 args) 10) 0)) | |
1947 | (cons 'math-equal-int args) | |
1948 | (cons 'math-equal args)))) | |
1949 | ((eq func '/=) | |
1950 | (list 'not | |
1951 | (if (and (math-numberp (nth 1 args)) | |
1952 | (math-zerop (nth 1 args))) | |
1953 | (list 'math-zerop (nth 0 args)) | |
1954 | (if (and (integerp (nth 1 args)) | |
1955 | (/= (% (nth 1 args) 10) 0)) | |
1956 | (cons 'math-equal-int args) | |
1957 | (cons 'math-equal args))))) | |
1958 | ((eq func '1+) | |
1959 | (list 'math-add (car args) 1)) | |
1960 | ((eq func '1-) | |
1961 | (list 'math-add (car args) -1)) | |
1962 | ((eq func 'not) ; optimize (not (not x)) => x | |
1963 | (if (eq (car-safe args) func) | |
1964 | (car (nth 1 args)) | |
1965 | (cons func args))) | |
1966 | ((and (eq func 'elt) (cdr (cdr args))) | |
1967 | (math-define-elt (car args) (cdr args))) | |
1968 | (t | |
1969 | (macroexpand | |
1970 | (let* ((name (symbol-name func)) | |
1971 | (cfunc (intern (concat "calcFunc-" name))) | |
1972 | (mfunc (intern (concat "math-" name)))) | |
1973 | (cond ((fboundp cfunc) | |
1974 | (cons cfunc args)) | |
1975 | ((fboundp mfunc) | |
1976 | (cons mfunc args)) | |
1977 | ((or (fboundp func) | |
1978 | (string-match "\\`calcFunc-.*" name)) | |
1979 | (cons func args)) | |
1980 | (t | |
1981 | (cons cfunc args))))))))) | |
a6cecab9 | 1982 | (t (cons func (math-define-list (cdr exp))))))) ;;args |
136211a9 EZ |
1983 | ((symbolp exp) |
1984 | (let ((prim (assq exp math-prim-vars)) | |
1985 | (name (symbol-name exp))) | |
1986 | (cond (prim | |
1987 | (cdr prim)) | |
a6cecab9 | 1988 | ((memq exp math-exp-env) |
136211a9 EZ |
1989 | exp) |
1990 | ((string-match "-" name) | |
1991 | exp) | |
1992 | (t | |
1993 | (intern (concat "var-" name)))))) | |
1994 | ((integerp exp) | |
1995 | (if (or (<= exp -1000000) (>= exp 1000000)) | |
1996 | (list 'quote (math-normalize exp)) | |
1997 | exp)) | |
bf77c646 | 1998 | (t exp))) |
136211a9 EZ |
1999 | |
2000 | (defun math-define-cond (forms) | |
2001 | (and forms | |
2002 | (cons (math-define-list (car forms)) | |
bf77c646 | 2003 | (math-define-cond (cdr forms))))) |
136211a9 EZ |
2004 | |
2005 | (defun math-complicated-lhs (body) | |
2006 | (and body | |
2007 | (or (not (symbolp (car body))) | |
bf77c646 | 2008 | (math-complicated-lhs (cdr (cdr body)))))) |
136211a9 EZ |
2009 | |
2010 | (defun math-define-setf-list (body) | |
2011 | (and body | |
2012 | (cons (math-define-setf (nth 0 body) (nth 1 body)) | |
bf77c646 | 2013 | (math-define-setf-list (cdr (cdr body)))))) |
136211a9 EZ |
2014 | |
2015 | (defun math-define-setf (place value) | |
2016 | (setq place (math-define-exp place) | |
2017 | value (math-define-exp value)) | |
2018 | (cond ((symbolp place) | |
2019 | (list 'setq place value)) | |
2020 | ((eq (car-safe place) 'nth) | |
2021 | (list 'setcar (list 'nthcdr (nth 1 place) (nth 2 place)) value)) | |
2022 | ((eq (car-safe place) 'elt) | |
2023 | (list 'setcar (list 'nthcdr (nth 2 place) (nth 1 place)) value)) | |
2024 | ((eq (car-safe place) 'car) | |
2025 | (list 'setcar (nth 1 place) value)) | |
2026 | ((eq (car-safe place) 'cdr) | |
2027 | (list 'setcdr (nth 1 place) value)) | |
2028 | (t | |
bf77c646 | 2029 | (error "Bad place form for setf: %s" place)))) |
136211a9 EZ |
2030 | |
2031 | (defun math-define-binop (op ident arg1 rest) | |
2032 | (if rest | |
2033 | (math-define-binop op ident | |
2034 | (list op arg1 (car rest)) | |
2035 | (cdr rest)) | |
bf77c646 | 2036 | (or arg1 ident))) |
136211a9 EZ |
2037 | |
2038 | (defun math-define-let (vlist) | |
2039 | (and vlist | |
2040 | (cons (if (consp (car vlist)) | |
2041 | (cons (car (car vlist)) | |
2042 | (math-define-list (cdr (car vlist)))) | |
2043 | (car vlist)) | |
bf77c646 | 2044 | (math-define-let (cdr vlist))))) |
136211a9 EZ |
2045 | |
2046 | (defun math-define-let-env (vlist) | |
2047 | (and vlist | |
2048 | (cons (if (consp (car vlist)) | |
2049 | (car (car vlist)) | |
2050 | (car vlist)) | |
bf77c646 | 2051 | (math-define-let-env (cdr vlist))))) |
136211a9 EZ |
2052 | |
2053 | (defun math-define-lambda (exp exp-env) | |
2054 | (nconc (list (nth 0 exp) ; 'lambda | |
2055 | (nth 1 exp)) ; arg list | |
2056 | (math-define-function-body (cdr (cdr exp)) | |
bf77c646 | 2057 | (append (nth 1 exp) exp-env)))) |
136211a9 EZ |
2058 | |
2059 | (defun math-define-elt (seq idx) | |
2060 | (if idx | |
2061 | (math-define-elt (list 'elt seq (car idx)) (cdr idx)) | |
bf77c646 | 2062 | seq)) |
136211a9 EZ |
2063 | |
2064 | ||
2065 | ||
2066 | ;;; Useful programming macros. | |
2067 | ||
2068 | (defmacro math-while (head &rest body) | |
2069 | (let ((body (cons 'while (cons head body)))) | |
2070 | (if (math-body-refers-to body 'math-break) | |
2071 | (cons 'catch (cons '(quote math-break) (list body))) | |
bf77c646 | 2072 | body))) |
3132f345 | 2073 | ;; (put 'math-while 'lisp-indent-hook 1) |
136211a9 EZ |
2074 | |
2075 | (defmacro math-for (head &rest body) | |
2076 | (let ((body (if head | |
2077 | (math-handle-for head body) | |
2078 | (cons 'while (cons t body))))) | |
2079 | (if (math-body-refers-to body 'math-break) | |
2080 | (cons 'catch (cons '(quote math-break) (list body))) | |
bf77c646 | 2081 | body))) |
3132f345 | 2082 | ;; (put 'math-for 'lisp-indent-hook 1) |
136211a9 EZ |
2083 | |
2084 | (defun math-handle-for (head body) | |
2085 | (let* ((var (nth 0 (car head))) | |
2086 | (init (nth 1 (car head))) | |
2087 | (limit (nth 2 (car head))) | |
2088 | (step (or (nth 3 (car head)) 1)) | |
2089 | (body (if (cdr head) | |
2090 | (list (math-handle-for (cdr head) body)) | |
2091 | body)) | |
2092 | (all-ints (and (integerp init) (integerp limit) (integerp step))) | |
2093 | (const-limit (or (integerp limit) | |
2094 | (and (eq (car-safe limit) 'quote) | |
2095 | (math-realp (nth 1 limit))))) | |
2096 | (const-step (or (integerp step) | |
2097 | (and (eq (car-safe step) 'quote) | |
2098 | (math-realp (nth 1 step))))) | |
2099 | (save-limit (if const-limit limit (make-symbol "<limit>"))) | |
2100 | (save-step (if const-step step (make-symbol "<step>")))) | |
2101 | (cons 'let | |
2102 | (cons (append (if const-limit nil (list (list save-limit limit))) | |
2103 | (if const-step nil (list (list save-step step))) | |
2104 | (list (list var init))) | |
2105 | (list | |
2106 | (cons 'while | |
2107 | (cons (if all-ints | |
2108 | (if (> step 0) | |
2109 | (list '<= var save-limit) | |
2110 | (list '>= var save-limit)) | |
2111 | (list 'not | |
2112 | (if const-step | |
2113 | (if (or (math-posp step) | |
2114 | (math-posp | |
2115 | (cdr-safe step))) | |
2116 | (list 'math-lessp | |
2117 | save-limit | |
2118 | var) | |
2119 | (list 'math-lessp | |
2120 | var | |
2121 | save-limit)) | |
2122 | (list 'if | |
2123 | (list 'math-posp | |
2124 | save-step) | |
2125 | (list 'math-lessp | |
2126 | save-limit | |
2127 | var) | |
2128 | (list 'math-lessp | |
2129 | var | |
2130 | save-limit))))) | |
2131 | (append body | |
2132 | (list (list 'setq | |
2133 | var | |
2134 | (list (if all-ints | |
2135 | '+ | |
2136 | 'math-add) | |
2137 | var | |
bf77c646 | 2138 | save-step))))))))))) |
136211a9 | 2139 | |
136211a9 EZ |
2140 | (defmacro math-foreach (head &rest body) |
2141 | (let ((body (math-handle-foreach head body))) | |
2142 | (if (math-body-refers-to body 'math-break) | |
2143 | (cons 'catch (cons '(quote math-break) (list body))) | |
bf77c646 | 2144 | body))) |
3132f345 | 2145 | ;; (put 'math-foreach 'lisp-indent-hook 1) |
136211a9 EZ |
2146 | |
2147 | (defun math-handle-foreach (head body) | |
2148 | (let ((var (nth 0 (car head))) | |
2149 | (data (nth 1 (car head))) | |
2150 | (body (if (cdr head) | |
2151 | (list (math-handle-foreach (cdr head) body)) | |
2152 | body))) | |
2153 | (cons 'let | |
2154 | (cons (list (list var data)) | |
2155 | (list | |
2156 | (cons 'while | |
2157 | (cons var | |
2158 | (append body | |
2159 | (list (list 'setq | |
2160 | var | |
bf77c646 | 2161 | (list 'cdr var))))))))))) |
136211a9 EZ |
2162 | |
2163 | ||
2164 | (defun math-body-refers-to (body thing) | |
2165 | (or (equal body thing) | |
2166 | (and (consp body) | |
2167 | (or (math-body-refers-to (car body) thing) | |
bf77c646 | 2168 | (math-body-refers-to (cdr body) thing))))) |
136211a9 EZ |
2169 | |
2170 | (defun math-break (&optional value) | |
bf77c646 | 2171 | (throw 'math-break value)) |
136211a9 EZ |
2172 | |
2173 | (defun math-return (&optional value) | |
bf77c646 | 2174 | (throw 'math-return value)) |
136211a9 EZ |
2175 | |
2176 | ||
2177 | ||
2178 | ||
2179 | ||
2180 | (defun math-composite-inequalities (x op) | |
2181 | (if (memq (nth 1 op) '(calcFunc-eq calcFunc-neq)) | |
2182 | (if (eq (car x) (nth 1 op)) | |
2183 | (append x (list (math-read-expr-level (nth 3 op)))) | |
2184 | (throw 'syntax "Syntax error")) | |
2185 | (list 'calcFunc-in | |
2186 | (nth 2 x) | |
2187 | (if (memq (nth 1 op) '(calcFunc-lt calcFunc-leq)) | |
2188 | (if (memq (car x) '(calcFunc-lt calcFunc-leq)) | |
2189 | (math-make-intv | |
2190 | (+ (if (eq (car x) 'calcFunc-leq) 2 0) | |
2191 | (if (eq (nth 1 op) 'calcFunc-leq) 1 0)) | |
2192 | (nth 1 x) (math-read-expr-level (nth 3 op))) | |
2193 | (throw 'syntax "Syntax error")) | |
2194 | (if (memq (car x) '(calcFunc-gt calcFunc-geq)) | |
2195 | (math-make-intv | |
2196 | (+ (if (eq (nth 1 op) 'calcFunc-geq) 2 0) | |
2197 | (if (eq (car x) 'calcFunc-geq) 1 0)) | |
2198 | (math-read-expr-level (nth 3 op)) (nth 1 x)) | |
bf77c646 | 2199 | (throw 'syntax "Syntax error")))))) |
136211a9 | 2200 | |
8758faec JB |
2201 | (provide 'calc-prog) |
2202 | ||
ab5796a9 | 2203 | ;;; arch-tag: 4c5a183b-c9e5-4632-bb3f-e41a764518b0 |
bf77c646 | 2204 | ;;; calc-prog.el ends here |