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21adaa28 | 1 | ;;; calc-misc.el --- miscellaneous functions for Calc |
dac12d80 | 2 | |
58ba2f8f | 3 | ;; Copyright (C) 1990, 1991, 1992, 1993, 2001, 2002, 2003, 2004 |
114f9c96 | 4 | ;; 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. |
dac12d80 CW |
5 | |
6 | ;; Author: David Gillespie <daveg@synaptics.com> | |
e8fff8ed | 7 | ;; Maintainer: Jay Belanger <jay.p.belanger@gmail.com> |
136211a9 EZ |
8 | |
9 | ;; This file is part of GNU Emacs. | |
10 | ||
662c9c64 | 11 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
7c671b23 | 12 | ;; it under the terms of the GNU General Public License as published by |
662c9c64 GM |
13 | ;; the Free Software Foundation, either version 3 of the License, or |
14 | ;; (at your option) any later version. | |
7c671b23 | 15 | |
136211a9 | 16 | ;; GNU Emacs is distributed in the hope that it will be useful, |
7c671b23 GM |
17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of |
18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | ;; GNU General Public License for more details. | |
20 | ||
21 | ;; You should have received a copy of the GNU General Public License | |
662c9c64 | 22 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
136211a9 | 23 | |
dac12d80 | 24 | ;;; Commentary: |
136211a9 | 25 | |
dac12d80 | 26 | ;;; Code: |
136211a9 EZ |
27 | |
28 | ;; This file is autoloaded from calc.el. | |
136211a9 | 29 | |
877dc4f5 | 30 | (require 'calc) |
136211a9 EZ |
31 | (require 'calc-macs) |
32 | ||
22aa9347 JB |
33 | ;; Declare functions which are defined elsewhere. |
34 | (declare-function calc-do-keypad "calc-keypd" (&optional full-display interactive)) | |
35 | (declare-function calc-inv-hyp-prefix-help "calc-help" ()) | |
36 | (declare-function calc-inverse-prefix-help "calc-help" ()) | |
37 | (declare-function calc-hyperbolic-prefix-help "calc-help" ()) | |
38 | (declare-function calc-explain-why "calc-stuff" (why &optional more)) | |
39 | (declare-function calc-clear-command-flag "calc-ext" (f)) | |
40 | (declare-function calc-roll-down-with-selections "calc-sel" (n m)) | |
41 | (declare-function calc-roll-up-with-selections "calc-sel" (n m)) | |
42 | (declare-function calc-last-args "calc-undo" (n)) | |
43 | (declare-function calc-is-inverse "calc-ext" ()) | |
44 | (declare-function calc-do-prefix-help "calc-ext" (msgs group key)) | |
45 | (declare-function math-objvecp "calc-ext" (a)) | |
46 | (declare-function math-known-scalarp "calc-arith" (a &optional assume-scalar)) | |
47 | (declare-function math-vectorp "calc-ext" (a)) | |
48 | (declare-function math-matrixp "calc-ext" (a)) | |
49 | (declare-function math-trunc-special "calc-arith" (a prec)) | |
50 | (declare-function math-trunc-fancy "calc-arith" (a)) | |
51 | (declare-function math-floor-special "calc-arith" (a prec)) | |
52 | (declare-function math-floor-fancy "calc-arith" (a)) | |
53 | (declare-function math-square-matrixp "calc-ext" (a)) | |
54 | (declare-function math-matrix-inv-raw "calc-mtx" (m)) | |
55 | (declare-function math-known-matrixp "calc-arith" (a)) | |
56 | (declare-function math-mod-fancy "calc-arith" (a b)) | |
57 | (declare-function math-pow-of-zero "calc-arith" (a b)) | |
58 | (declare-function math-pow-zero "calc-arith" (a b)) | |
59 | (declare-function math-pow-fancy "calc-arith" (a b)) | |
2845f6fd | 60 | (declare-function calc-locate-cursor-element "calc-yank" (pt)) |
22aa9347 | 61 | |
2378f044 | 62 | ;;;###autoload |
136211a9 | 63 | (defun calc-dispatch-help (arg) |
dcf4a535 | 64 | "C-x* is a prefix key sequence; follow it with one of these letters: |
136211a9 EZ |
65 | |
66 | For turning Calc on and off: | |
67 | C calc. Start the Calculator in a window at the bottom of the screen. | |
68 | O calc-other-window. Start the Calculator but don't select its window. | |
69 | B calc-big-or-small. Control whether to use the full Emacs screen for Calc. | |
70 | Q quick-calc. Use the Calculator in the minibuffer. | |
71 | K calc-keypad. Start the Calculator in keypad mode (X window system only). | |
72 | E calc-embedded. Use the Calculator on a formula in this editing buffer. | |
73 | J calc-embedded-select. Like E, but select appropriate half of => or :=. | |
74 | W calc-embedded-word. Like E, but activate a single word, i.e., a number. | |
75 | Z calc-user-invocation. Invoke Calc in the way you defined with `Z I' cmd. | |
76 | X calc-quit. Turn Calc off. | |
77 | ||
78 | For moving data into and out of Calc: | |
79 | G calc-grab-region. Grab the region defined by mark and point into Calc. | |
80 | R calc-grab-rectangle. Grab the rectangle defined by mark, point into Calc. | |
81 | : calc-grab-sum-down. Grab a rectangle and sum the columns. | |
82 | _ calc-grab-sum-across. Grab a rectangle and sum the rows. | |
83 | Y calc-copy-to-buffer. Copy a value from the stack into the editing buffer. | |
84 | ||
85 | For use with Embedded mode: | |
86 | A calc-embedded-activate. Find and activate all :='s and =>'s in buffer. | |
87 | D calc-embedded-duplicate. Make a copy of this formula and select it. | |
88 | F calc-embedded-new-formula. Insert a new formula at current point. | |
89 | N calc-embedded-next. Advance cursor to next known formula in buffer. | |
90 | P calc-embedded-previous. Advance cursor to previous known formula. | |
91 | U calc-embedded-update-formula. Re-evaluate formula at point. | |
92 | ` calc-embedded-edit. Use calc-edit to edit formula at point. | |
93 | ||
94 | Documentation: | |
95 | I calc-info. Read the Calculator manual in the Emacs Info system. | |
96 | T calc-tutorial. Run the Calculator Tutorial using the Emacs Info system. | |
97 | S calc-summary. Read the Summary from the Calculator manual in Info. | |
98 | ||
99 | Miscellaneous: | |
100 | L calc-load-everything. Load all parts of the Calculator into memory. | |
101 | M read-kbd-macro. Read a region of keystroke names as a keyboard macro. | |
102 | 0 (zero) calc-reset. Reset Calc stack and modes to default state. | |
103 | ||
dcf4a535 JB |
104 | Press `*' twice (`C-x * *') to turn Calc on or off using the same |
105 | Calc user interface as before (either C-x * C or C-x * K; initially C-x * C). | |
106 | " | |
136211a9 EZ |
107 | (interactive "P") |
108 | (calc-check-defines) | |
109 | (if calc-dispatch-help | |
110 | (progn | |
111 | (save-window-excursion | |
112 | (describe-function 'calc-dispatch-help) | |
113 | (let ((win (get-buffer-window "*Help*"))) | |
114 | (if win | |
115 | (let (key) | |
116 | (select-window win) | |
117 | (while (progn | |
118 | (message "Calc options: Calc, Keypad, ... %s" | |
119 | "press SPC, DEL to scroll, C-g to cancel") | |
120 | (memq (car (setq key (calc-read-key t))) | |
121 | '(? ?\C-h ?\C-? ?\C-v ?\M-v))) | |
122 | (condition-case err | |
123 | (if (memq (car key) '(? ?\C-v)) | |
124 | (scroll-up) | |
125 | (scroll-down)) | |
126 | (error (beep)))) | |
127 | (calc-unread-command (cdr key)))))) | |
128 | (calc-do-dispatch nil)) | |
129 | (let ((calc-dispatch-help t)) | |
60e4c5a7 | 130 | (calc-do-dispatch arg)))) |
136211a9 EZ |
131 | |
132 | ||
2378f044 | 133 | ;;;###autoload |
136211a9 EZ |
134 | (defun calc-big-or-small (arg) |
135 | "Toggle Calc between full-screen and regular mode." | |
136 | (interactive "P") | |
137 | (let ((cwin (get-buffer-window "*Calculator*")) | |
138 | (twin (get-buffer-window "*Calc Trail*")) | |
139 | (kwin (get-buffer-window "*Calc Keypad*"))) | |
140 | (if cwin | |
141 | (setq calc-full-mode | |
142 | (if kwin | |
eaf9b564 GM |
143 | (and twin (window-full-width-p twin)) |
144 | (window-full-height-p cwin)))) | |
136211a9 EZ |
145 | (setq calc-full-mode (if arg |
146 | (> (prefix-numeric-value arg) 0) | |
147 | (not calc-full-mode))) | |
148 | (if kwin | |
149 | (progn | |
150 | (calc-quit) | |
151 | (calc-do-keypad calc-full-mode nil)) | |
152 | (if cwin | |
153 | (progn | |
154 | (calc-quit) | |
155 | (calc nil calc-full-mode nil)))) | |
156 | (message (if calc-full-mode | |
dac12d80 CW |
157 | "Now using full screen for Calc" |
158 | "Now using partial screen for Calc")))) | |
136211a9 | 159 | |
2378f044 | 160 | ;;;###autoload |
1f5a0f5d | 161 | (defun calc-other-window (&optional interactive) |
136211a9 | 162 | "Invoke the Calculator in another window." |
1f5a0f5d | 163 | (interactive "p") |
136211a9 EZ |
164 | (if (memq major-mode '(calc-mode calc-trail-mode)) |
165 | (progn | |
166 | (other-window 1) | |
167 | (if (memq major-mode '(calc-mode calc-trail-mode)) | |
168 | (other-window 1))) | |
169 | (if (get-buffer-window "*Calculator*") | |
170 | (calc-quit) | |
171 | (let ((win (selected-window))) | |
1f5a0f5d | 172 | (calc nil win interactive))))) |
136211a9 | 173 | |
2378f044 | 174 | ;;;###autoload |
136211a9 EZ |
175 | (defun another-calc () |
176 | "Create another, independent Calculator buffer." | |
177 | (interactive) | |
178 | (if (eq major-mode 'calc-mode) | |
ab58914b JB |
179 | (mapc (function |
180 | (lambda (v) | |
181 | (set-default v (symbol-value v)))) calc-local-var-list)) | |
136211a9 EZ |
182 | (set-buffer (generate-new-buffer "*Calculator*")) |
183 | (pop-to-buffer (current-buffer)) | |
60e4c5a7 | 184 | (calc-mode)) |
136211a9 | 185 | |
2378f044 | 186 | ;;;###autoload |
136211a9 EZ |
187 | (defun calc-info () |
188 | "Run the Emacs Info system on the Calculator documentation." | |
189 | (interactive) | |
136211a9 | 190 | (select-window (get-largest-window)) |
b23d58ff | 191 | (info "Calc")) |
136211a9 | 192 | |
2378f044 | 193 | ;;;###autoload |
65ce291b JB |
194 | (defun calc-info-goto-node (node) |
195 | "Go to a node in the Calculator info documentation." | |
196 | (interactive) | |
197 | (select-window (get-largest-window)) | |
1565a620 | 198 | (info (concat "(Calc)" node))) |
65ce291b | 199 | |
2378f044 | 200 | ;;;###autoload |
136211a9 EZ |
201 | (defun calc-tutorial () |
202 | "Run the Emacs Info system on the Calculator Tutorial." | |
203 | (interactive) | |
204 | (if (get-buffer-window "*Calculator*") | |
205 | (calc-quit)) | |
65ce291b | 206 | (calc-info-goto-node "Interactive Tutorial") |
136211a9 | 207 | (calc-other-window) |
60e4c5a7 | 208 | (message "Welcome to the Calc Tutorial!")) |
136211a9 | 209 | |
2378f044 | 210 | ;;;###autoload |
136211a9 EZ |
211 | (defun calc-info-summary () |
212 | "Run the Emacs Info system on the Calculator Summary." | |
213 | (interactive) | |
65ce291b | 214 | (calc-info-goto-node "Summary")) |
136211a9 | 215 | |
2378f044 | 216 | ;;;###autoload |
136211a9 EZ |
217 | (defun calc-help () |
218 | (interactive) | |
77ba6df4 | 219 | (let ((msgs |
136211a9 EZ |
220 | '("Press `h' for complete help; press `?' repeatedly for a summary" |
221 | "Letter keys: Negate; Precision; Yank; Why; Xtended cmd; Quit" | |
222 | "Letter keys: SHIFT + Undo, reDo; Keep-args; Inverse, Hyperbolic" | |
223 | "Letter keys: SHIFT + sQrt; Sin, Cos, Tan; Exp, Ln, logB" | |
224 | "Letter keys: SHIFT + Floor, Round; Abs, conJ, arG; Pi" | |
225 | "Letter keys: SHIFT + Num-eval; More-recn; eXec-kbd-macro" | |
226 | "Other keys: +, -, *, /, ^, \\ (int div), : (frac div)" | |
227 | "Other keys: & (1/x), | (concat), % (modulo), ! (factorial)" | |
228 | "Other keys: ' (alg-entry), = (eval), ` (edit); M-RET (last-args)" | |
229 | "Other keys: SPC/RET (enter/dup), LFD (over); < > (scroll horiz)" | |
230 | "Other keys: DEL (drop), M-DEL (drop-above); { } (scroll vert)" | |
231 | "Other keys: TAB (swap/roll-dn), M-TAB (roll-up)" | |
232 | "Other keys: [ , ; ] (vector), ( , ) (complex), ( ; ) (polar)" | |
233 | "Prefix keys: Algebra, Binary/business, Convert, Display" | |
234 | "Prefix keys: Functions, Graphics, Help, J (select)" | |
235 | "Prefix keys: Kombinatorics/statistics, Modes, Store/recall" | |
236 | "Prefix keys: Trail/time, Units/statistics, Vector/matrix" | |
237 | "Prefix keys: Z (user), SHIFT + Z (define)" | |
77ba6df4 JB |
238 | "Prefix keys: prefix + ? gives further help for that prefix" |
239 | " Calc by Dave Gillespie, daveg@synaptics.com"))) | |
136211a9 EZ |
240 | (if calc-full-help-flag |
241 | msgs | |
242 | (if (or calc-inverse-flag calc-hyperbolic-flag) | |
243 | (if calc-inverse-flag | |
244 | (if calc-hyperbolic-flag | |
245 | (calc-inv-hyp-prefix-help) | |
246 | (calc-inverse-prefix-help)) | |
247 | (calc-hyperbolic-prefix-help)) | |
248 | (setq calc-help-phase | |
249 | (if (eq this-command last-command) | |
250 | (% (1+ calc-help-phase) (1+ (length msgs))) | |
251 | 0)) | |
252 | (let ((msg (nth calc-help-phase msgs))) | |
253 | (message "%s" (if msg | |
254 | (concat msg ":" | |
255 | (make-string (- (apply 'max | |
256 | (mapcar 'length | |
257 | msgs)) | |
258 | (length msg)) 32) | |
259 | " [?=MORE]") | |
60e4c5a7 | 260 | ""))))))) |
136211a9 EZ |
261 | |
262 | ||
263 | ||
264 | ||
265 | ;;;; Stack and buffer management. | |
266 | ||
f58af899 JB |
267 | ;; The variable calc-last-why-command is set in calc-do-handly-whys |
268 | ;; and used in calc-why (in calc-stuff.el). | |
269 | (defvar calc-last-why-command) | |
136211a9 | 270 | |
2378f044 | 271 | ;;;###autoload |
136211a9 EZ |
272 | (defun calc-do-handle-whys () |
273 | (setq calc-why (sort calc-next-why | |
274 | (function | |
275 | (lambda (x y) | |
276 | (and (eq (car x) '*) (not (eq (car y) '*)))))) | |
277 | calc-next-why nil) | |
278 | (if (and calc-why (or (eq calc-auto-why t) | |
279 | (and (eq (car (car calc-why)) '*) | |
280 | calc-auto-why))) | |
281 | (progn | |
c6d32405 | 282 | (require 'calc-ext) |
136211a9 EZ |
283 | (calc-explain-why (car calc-why) |
284 | (if (eq calc-auto-why t) | |
285 | (cdr calc-why) | |
286 | (if calc-auto-why | |
287 | (eq (car (nth 1 calc-why)) '*)))) | |
288 | (setq calc-last-why-command this-command) | |
60e4c5a7 | 289 | (calc-clear-command-flag 'clear-message)))) |
136211a9 | 290 | |
2378f044 | 291 | ;;;###autoload |
136211a9 EZ |
292 | (defun calc-record-why (&rest stuff) |
293 | (if (eq (car stuff) 'quiet) | |
294 | (setq stuff (cdr stuff)) | |
295 | (if (and (symbolp (car stuff)) | |
296 | (cdr stuff) | |
297 | (or (Math-objectp (nth 1 stuff)) | |
298 | (and (Math-vectorp (nth 1 stuff)) | |
299 | (math-constp (nth 1 stuff))) | |
300 | (math-infinitep (nth 1 stuff)))) | |
301 | (setq stuff (cons '* stuff)) | |
302 | (if (and (stringp (car stuff)) | |
303 | (string-match "\\`\\*" (car stuff))) | |
304 | (setq stuff (cons '* (cons (substring (car stuff) 1) | |
305 | (cdr stuff))))))) | |
306 | (setq calc-next-why (cons stuff calc-next-why)) | |
60e4c5a7 | 307 | nil) |
136211a9 | 308 | |
2378f044 SM |
309 | ;; True if A is a constant or vector of constants. [P x] [Public] |
310 | ;;;###autoload | |
136211a9 EZ |
311 | (defun math-constp (a) |
312 | (or (Math-scalarp a) | |
313 | (and (memq (car a) '(sdev intv mod vec)) | |
314 | (progn | |
315 | (while (and (setq a (cdr a)) | |
316 | (or (Math-scalarp (car a)) ; optimization | |
317 | (math-constp (car a))))) | |
60e4c5a7 | 318 | (null a))))) |
136211a9 EZ |
319 | |
320 | ||
2378f044 | 321 | ;;;###autoload |
136211a9 EZ |
322 | (defun calc-roll-down-stack (n &optional m) |
323 | (if (< n 0) | |
324 | (calc-roll-up-stack (- n) m) | |
325 | (if (or (= n 0) (> n (calc-stack-size))) (setq n (calc-stack-size))) | |
326 | (or m (setq m 1)) | |
327 | (and (> n 1) | |
328 | (< m n) | |
329 | (if (and calc-any-selections | |
330 | (not calc-use-selections)) | |
331 | (calc-roll-down-with-selections n m) | |
332 | (calc-pop-push-list n | |
333 | (append (calc-top-list m 1) | |
60e4c5a7 | 334 | (calc-top-list (- n m) (1+ m)))))))) |
136211a9 | 335 | |
2378f044 | 336 | ;;;###autoload |
136211a9 EZ |
337 | (defun calc-roll-up-stack (n &optional m) |
338 | (if (< n 0) | |
339 | (calc-roll-down-stack (- n) m) | |
340 | (if (or (= n 0) (> n (calc-stack-size))) (setq n (calc-stack-size))) | |
341 | (or m (setq m 1)) | |
342 | (and (> n 1) | |
343 | (< m n) | |
344 | (if (and calc-any-selections | |
345 | (not calc-use-selections)) | |
346 | (calc-roll-up-with-selections n m) | |
347 | (calc-pop-push-list n | |
348 | (append (calc-top-list (- n m) 1) | |
60e4c5a7 | 349 | (calc-top-list m (- n m -1)))))))) |
136211a9 EZ |
350 | |
351 | ||
2378f044 | 352 | ;;;###autoload |
136211a9 EZ |
353 | (defun calc-do-refresh () |
354 | (if calc-hyperbolic-flag | |
355 | (progn | |
356 | (setq calc-display-dirty t) | |
357 | nil) | |
358 | (calc-refresh) | |
60e4c5a7 | 359 | t)) |
136211a9 EZ |
360 | |
361 | ||
2378f044 | 362 | ;;;###autoload |
136211a9 EZ |
363 | (defun calc-record-list (vals &optional prefix) |
364 | (while vals | |
365 | (or (eq (car vals) 'top-of-stack) | |
366 | (progn | |
367 | (calc-record (car vals) prefix) | |
368 | (setq prefix "..."))) | |
60e4c5a7 | 369 | (setq vals (cdr vals)))) |
136211a9 EZ |
370 | |
371 | ||
2378f044 | 372 | ;;;###autoload |
136211a9 EZ |
373 | (defun calc-last-args-stub (arg) |
374 | (interactive "p") | |
c6d32405 | 375 | (require 'calc-ext) |
60e4c5a7 | 376 | (calc-last-args arg)) |
136211a9 EZ |
377 | |
378 | ||
2378f044 | 379 | ;;;###autoload |
136211a9 EZ |
380 | (defun calc-power (arg) |
381 | (interactive "P") | |
382 | (calc-slow-wrapper | |
c6d32405 | 383 | (if (and (featurep 'calc-ext) |
136211a9 EZ |
384 | (calc-is-inverse)) |
385 | (calc-binary-op "root" 'calcFunc-nroot arg nil nil) | |
60e4c5a7 | 386 | (calc-binary-op "^" 'calcFunc-pow arg nil nil '^)))) |
136211a9 | 387 | |
2378f044 | 388 | ;;;###autoload |
136211a9 EZ |
389 | (defun calc-mod (arg) |
390 | (interactive "P") | |
391 | (calc-slow-wrapper | |
60e4c5a7 | 392 | (calc-binary-op "%" 'calcFunc-mod arg nil nil '%))) |
136211a9 | 393 | |
2378f044 | 394 | ;;;###autoload |
136211a9 EZ |
395 | (defun calc-inv (arg) |
396 | (interactive "P") | |
397 | (calc-slow-wrapper | |
60e4c5a7 | 398 | (calc-unary-op "inv" 'calcFunc-inv arg))) |
136211a9 | 399 | |
2378f044 | 400 | ;;;###autoload |
136211a9 EZ |
401 | (defun calc-percent () |
402 | (interactive) | |
403 | (calc-slow-wrapper | |
404 | (calc-pop-push-record-list | |
60e4c5a7 | 405 | 1 "%" (list (list 'calcFunc-percent (calc-top-n 1)))))) |
136211a9 EZ |
406 | |
407 | ||
2378f044 | 408 | ;;;###autoload |
136211a9 EZ |
409 | (defun calc-over (n) |
410 | (interactive "P") | |
411 | (if n | |
412 | (calc-enter (- (prefix-numeric-value n))) | |
60e4c5a7 | 413 | (calc-enter -2))) |
136211a9 EZ |
414 | |
415 | ||
2378f044 | 416 | ;;;###autoload |
136211a9 EZ |
417 | (defun calc-pop-above (n) |
418 | (interactive "P") | |
419 | (if n | |
420 | (calc-pop (- (prefix-numeric-value n))) | |
60e4c5a7 | 421 | (calc-pop -2))) |
136211a9 | 422 | |
2378f044 | 423 | ;;;###autoload |
136211a9 EZ |
424 | (defun calc-roll-down (n) |
425 | (interactive "P") | |
426 | (calc-wrapper | |
427 | (let ((nn (prefix-numeric-value n))) | |
428 | (cond ((null n) | |
429 | (calc-roll-down-stack 2)) | |
430 | ((> nn 0) | |
431 | (calc-roll-down-stack nn)) | |
432 | ((= nn 0) | |
433 | (calc-pop-push-list (calc-stack-size) | |
434 | (reverse | |
435 | (calc-top-list (calc-stack-size))))) | |
436 | (t | |
60e4c5a7 | 437 | (calc-roll-down-stack (calc-stack-size) (- nn))))))) |
136211a9 | 438 | |
2378f044 | 439 | ;;;###autoload |
136211a9 EZ |
440 | (defun calc-roll-up (n) |
441 | (interactive "P") | |
442 | (calc-wrapper | |
443 | (let ((nn (prefix-numeric-value n))) | |
444 | (cond ((null n) | |
445 | (calc-roll-up-stack 3)) | |
446 | ((> nn 0) | |
447 | (calc-roll-up-stack nn)) | |
448 | ((= nn 0) | |
449 | (calc-pop-push-list (calc-stack-size) | |
450 | (reverse | |
451 | (calc-top-list (calc-stack-size))))) | |
452 | (t | |
60e4c5a7 | 453 | (calc-roll-up-stack (calc-stack-size) (- nn))))))) |
136211a9 | 454 | |
2845f6fd JB |
455 | ;;;###autoload |
456 | (defun calc-transpose-lines (&optional arg) | |
457 | "Transpose previous line and current line. | |
458 | With argument ARG, move previous line past ARG lines. | |
459 | With argument 0, switch line point is in with line mark is in." | |
460 | (interactive "p") | |
461 | (setq arg (or arg 1)) | |
462 | (let (bot-line mid-line end-line | |
463 | old-top-list new-top-list | |
464 | bot-cell mid-cell | |
465 | prev-mid-cell post-mid-cell post-bot-cell) | |
466 | (calc-wrapper | |
467 | (when (eq major-mode 'calc-mode) | |
468 | (cond | |
469 | ;; exchange point and mark | |
470 | ((= 0 arg) | |
471 | (setq bot-line (calc-locate-cursor-element (point)) | |
472 | mid-line (mark)) | |
473 | (if mid-line | |
474 | (setq mid-line (calc-locate-cursor-element mid-line) | |
475 | end-line (1+ mid-line)) | |
476 | (error "No mark set")) | |
477 | (if (< bot-line mid-line) | |
478 | (let ((temp mid-line)) | |
479 | (setq mid-line bot-line | |
480 | bot-line temp)))) | |
481 | ;; move bot-line to mid-line that is above bot-line on stack (that is | |
482 | ;; to say mid-line displayed below bot-line in *Calculator* buffer) | |
483 | ((> arg 0) | |
484 | (setq bot-line (1+ (calc-locate-cursor-element (point))) | |
485 | mid-line (- bot-line arg) | |
486 | end-line mid-line)) | |
487 | ;; move bot-line to mid-line that is above bot-line on stack (that is | |
488 | ;; to say mid-line displayed below bot-line in *Calculator* buffer) | |
489 | ((< arg 0) | |
490 | (setq mid-line (1+ (calc-locate-cursor-element (point))) | |
491 | bot-line (- mid-line arg) | |
492 | end-line bot-line))) | |
493 | (calc-check-stack bot-line) | |
494 | (if (= 0 mid-line) | |
495 | (error "Can't transpose beyond top")) | |
496 | (setq old-top-list (nreverse (calc-top-list bot-line))) | |
497 | ;; example: (arg = 2) | |
498 | ;; old-top-list = | |
499 | ;; 1 <-- top of stack (bottom of *Calculator* buffer) | |
500 | ;; 2 | |
501 | ;; 3 <-- mid-line = 3 | |
502 | ;; 4 <-- point | |
503 | ;; 5 <-- bot-line = 5 | |
504 | (dotimes (i mid-line) | |
505 | (setq mid-cell old-top-list | |
506 | old-top-list (cdr old-top-list)) | |
507 | (setcdr mid-cell new-top-list) | |
508 | (setq new-top-list mid-cell)) | |
509 | ;; example follow-up: | |
510 | ;; old-top-list = | |
511 | ;; 4 | |
512 | ;; 5 | |
513 | ;; new-top-list = | |
514 | ;; 3 <-- mid-cell | |
515 | ;; 2 | |
516 | ;; 1 | |
517 | (setq prev-mid-cell old-top-list) | |
518 | (dotimes (i (- bot-line mid-line)) | |
519 | (setq bot-cell old-top-list | |
520 | old-top-list (cdr old-top-list)) | |
521 | (setcdr bot-cell new-top-list) | |
522 | (setq new-top-list bot-cell)) | |
523 | (setq post-mid-cell (cdr mid-cell) | |
524 | post-bot-cell (cdr bot-cell)) | |
525 | ;; example follow-up: | |
526 | ;; new-top-list = | |
527 | ;; 5 <-- bot-cell | |
528 | ;; 4 <-- prev-mid-cell & post-bot-cell | |
529 | ;; 3 <-- mid-cell | |
530 | ;; 2 <-- post-mid-cell | |
531 | ;; 1 | |
532 | (cond | |
533 | ((= 0 arg); swap bot and mid | |
534 | (setcdr mid-cell post-bot-cell) | |
535 | (setcdr bot-cell post-mid-cell) | |
536 | (setcdr prev-mid-cell bot-cell) | |
537 | ;; example follow-up: | |
538 | ;; 3 <-- mid-cell | |
539 | ;; 4 <-- post-bot-cell & prev-mid-cell | |
540 | ;; 5 <-- bot-cell | |
541 | ;; 2 <-- post-mid-cell | |
542 | ;; 1 | |
543 | (setq new-top-list mid-cell)) | |
544 | ((< 0 arg) ; move bot just after mid | |
545 | (setcdr mid-cell bot-cell) | |
546 | (setcdr bot-cell post-mid-cell) | |
547 | ;; example follow-up: | |
548 | ;; new-top-list = | |
549 | ;; 4 <-- post-bot-cell | |
550 | ;; 3 <-- mid-cell | |
551 | ;; 5 <-- bot-cell | |
552 | ;; 2 <-- post-mid-cell | |
553 | ;; 1 | |
554 | (setq new-top-list post-bot-cell)) | |
555 | ((> 0 arg) ; move mid just before bot | |
556 | (setcdr mid-cell bot-cell) | |
557 | (setcdr prev-mid-cell post-mid-cell) | |
558 | ;; example follow-up: | |
559 | ;; new-top-list = | |
560 | ;; 3 <-- mid-cell | |
561 | ;; 5 <-- bot-cell | |
562 | ;; 4 <-- prev-mid-cell | |
563 | ;; 2 <-- post-mid-cell | |
564 | ;; 1 | |
565 | (setq new-top-list mid-cell))) | |
566 | (calc-pop-push-list bot-line new-top-list))) | |
567 | (calc-cursor-stack-index (1- end-line)))) | |
136211a9 EZ |
568 | |
569 | ||
570 | ||
571 | ;;; Other commands. | |
572 | ||
2378f044 | 573 | ;;;###autoload |
136211a9 EZ |
574 | (defun calc-num-prefix-name (n) |
575 | (cond ((eq n '-) "- ") | |
576 | ((equal n '(4)) "C-u ") | |
577 | ((consp n) (format "%d " (car n))) | |
578 | ((integerp n) (format "%d " n)) | |
60e4c5a7 | 579 | (t ""))) |
136211a9 | 580 | |
2378f044 | 581 | ;;;###autoload |
136211a9 EZ |
582 | (defun calc-missing-key (n) |
583 | "This is a placeholder for a command which needs to be loaded from calc-ext. | |
584 | When this key is used, calc-ext (the Calculator extensions module) will be | |
585 | loaded and the keystroke automatically re-typed." | |
586 | (interactive "P") | |
c6d32405 | 587 | (require 'calc-ext) |
e93c003e GM |
588 | (if (keymapp (key-binding (char-to-string last-command-event))) |
589 | (message "%s%c-" (calc-num-prefix-name n) last-command-event)) | |
136211a9 | 590 | (calc-unread-command) |
60e4c5a7 | 591 | (setq prefix-arg n)) |
136211a9 | 592 | |
2378f044 | 593 | ;;;###autoload |
136211a9 EZ |
594 | (defun calc-shift-Y-prefix-help () |
595 | (interactive) | |
c6d32405 | 596 | (require 'calc-ext) |
60e4c5a7 | 597 | (calc-do-prefix-help calc-Y-help-msgs "other" ?Y)) |
136211a9 EZ |
598 | |
599 | ||
600 | ||
601 | ||
2378f044 | 602 | ;;;###autoload |
136211a9 EZ |
603 | (defun calcDigit-letter () |
604 | (interactive) | |
605 | (if (calc-minibuffer-contains "[-+]?\\(1[1-9]\\|[2-9][0-9]\\)#.*") | |
606 | (progn | |
e93c003e | 607 | (setq last-command-event (upcase last-command-event)) |
136211a9 | 608 | (calcDigit-key)) |
60e4c5a7 | 609 | (calcDigit-nondigit))) |
136211a9 EZ |
610 | |
611 | ||
612 | ;; A Lisp version of temp_minibuffer_message from minibuf.c. | |
2378f044 | 613 | ;;;###autoload |
136211a9 EZ |
614 | (defun calc-temp-minibuffer-message (m) |
615 | (let ((savemax (point-max))) | |
616 | (save-excursion | |
617 | (goto-char (point-max)) | |
618 | (insert m)) | |
619 | (let ((okay nil)) | |
620 | (unwind-protect | |
621 | (progn | |
622 | (sit-for 2) | |
623 | (identity 1) ; this forces a call to QUIT; in bytecode.c. | |
624 | (setq okay t)) | |
625 | (progn | |
626 | (delete-region savemax (point-max)) | |
60e4c5a7 | 627 | (or okay (abort-recursive-edit))))))) |
136211a9 EZ |
628 | |
629 | ||
630 | (put 'math-with-extra-prec 'lisp-indent-hook 1) | |
631 | ||
632 | ||
2378f044 SM |
633 | ;; Concatenate two vectors, or a vector and an object. [V O O] [Public] |
634 | ;;;###autoload | |
136211a9 EZ |
635 | (defun math-concat (v1 v2) |
636 | (if (stringp v1) | |
637 | (concat v1 v2) | |
c6d32405 | 638 | (require 'calc-ext) |
136211a9 EZ |
639 | (if (and (or (math-objvecp v1) (math-known-scalarp v1)) |
640 | (or (math-objvecp v2) (math-known-scalarp v2))) | |
641 | (append (if (and (math-vectorp v1) | |
642 | (or (math-matrixp v1) | |
643 | (not (math-matrixp v2)))) | |
644 | v1 | |
645 | (list 'vec v1)) | |
646 | (if (and (math-vectorp v2) | |
647 | (or (math-matrixp v2) | |
648 | (not (math-matrixp v1)))) | |
649 | (cdr v2) | |
650 | (list v2))) | |
60e4c5a7 | 651 | (list '| v1 v2)))) |
136211a9 EZ |
652 | |
653 | ||
2378f044 SM |
654 | ;; True if A is zero. Works for un-normalized values. [P n] [Public] |
655 | ;;;###autoload | |
136211a9 EZ |
656 | (defun math-zerop (a) |
657 | (if (consp a) | |
658 | (cond ((memq (car a) '(bigpos bigneg)) | |
659 | (while (eq (car (setq a (cdr a))) 0)) | |
660 | (null a)) | |
661 | ((memq (car a) '(frac float polar mod)) | |
662 | (math-zerop (nth 1 a))) | |
663 | ((eq (car a) 'cplx) | |
664 | (and (math-zerop (nth 1 a)) (math-zerop (nth 2 a)))) | |
665 | ((eq (car a) 'hms) | |
666 | (and (math-zerop (nth 1 a)) | |
667 | (math-zerop (nth 2 a)) | |
668 | (math-zerop (nth 3 a))))) | |
60e4c5a7 | 669 | (eq a 0))) |
136211a9 EZ |
670 | |
671 | ||
2378f044 | 672 | ;; True if A is real and negative. [P n] [Public] |
136211a9 | 673 | |
2378f044 | 674 | ;;;###autoload |
136211a9 EZ |
675 | (defun math-negp (a) |
676 | (if (consp a) | |
677 | (cond ((eq (car a) 'bigpos) nil) | |
678 | ((eq (car a) 'bigneg) (cdr a)) | |
679 | ((memq (car a) '(float frac)) | |
680 | (Math-integer-negp (nth 1 a))) | |
681 | ((eq (car a) 'hms) | |
682 | (if (math-zerop (nth 1 a)) | |
683 | (if (math-zerop (nth 2 a)) | |
684 | (math-negp (nth 3 a)) | |
685 | (math-negp (nth 2 a))) | |
686 | (math-negp (nth 1 a)))) | |
687 | ((eq (car a) 'date) | |
688 | (math-negp (nth 1 a))) | |
689 | ((eq (car a) 'intv) | |
690 | (or (math-negp (nth 3 a)) | |
691 | (and (math-zerop (nth 3 a)) | |
692 | (memq (nth 1 a) '(0 2))))) | |
693 | ((equal a '(neg (var inf var-inf))) t)) | |
60e4c5a7 | 694 | (< a 0))) |
136211a9 | 695 | |
2378f044 SM |
696 | ;; True if A is a negative number or an expression the starts with '-'. |
697 | ;;;###autoload | |
136211a9 EZ |
698 | (defun math-looks-negp (a) ; [P x] [Public] |
699 | (or (Math-negp a) | |
700 | (eq (car-safe a) 'neg) | |
701 | (and (memq (car-safe a) '(* /)) | |
702 | (or (math-looks-negp (nth 1 a)) | |
703 | (math-looks-negp (nth 2 a)))) | |
704 | (and (eq (car-safe a) '-) | |
60e4c5a7 | 705 | (math-looks-negp (nth 1 a))))) |
136211a9 EZ |
706 | |
707 | ||
2378f044 SM |
708 | ;; True if A is real and positive. [P n] [Public] |
709 | ;;;###autoload | |
136211a9 EZ |
710 | (defun math-posp (a) |
711 | (if (consp a) | |
712 | (cond ((eq (car a) 'bigpos) (cdr a)) | |
713 | ((eq (car a) 'bigneg) nil) | |
714 | ((memq (car a) '(float frac)) | |
715 | (Math-integer-posp (nth 1 a))) | |
716 | ((eq (car a) 'hms) | |
717 | (if (math-zerop (nth 1 a)) | |
718 | (if (math-zerop (nth 2 a)) | |
719 | (math-posp (nth 3 a)) | |
720 | (math-posp (nth 2 a))) | |
721 | (math-posp (nth 1 a)))) | |
722 | ((eq (car a) 'date) | |
723 | (math-posp (nth 1 a))) | |
724 | ((eq (car a) 'mod) | |
725 | (not (math-zerop (nth 1 a)))) | |
726 | ((eq (car a) 'intv) | |
727 | (or (math-posp (nth 2 a)) | |
728 | (and (math-zerop (nth 2 a)) | |
729 | (memq (nth 1 a) '(0 1))))) | |
730 | ((equal a '(var inf var-inf)) t)) | |
60e4c5a7 | 731 | (> a 0))) |
136211a9 | 732 | |
2378f044 | 733 | ;;;###autoload |
dac12d80 | 734 | (defalias 'math-fixnump 'integerp) |
2378f044 | 735 | ;;;###autoload |
dac12d80 | 736 | (defalias 'math-fixnatnump 'natnump) |
136211a9 EZ |
737 | |
738 | ||
2378f044 SM |
739 | ;; True if A is an even integer. [P R R] [Public] |
740 | ;;;###autoload | |
136211a9 EZ |
741 | (defun math-evenp (a) |
742 | (if (consp a) | |
743 | (and (memq (car a) '(bigpos bigneg)) | |
744 | (= (% (nth 1 a) 2) 0)) | |
60e4c5a7 | 745 | (= (% a 2) 0))) |
136211a9 | 746 | |
2378f044 SM |
747 | ;; Compute A / 2, for small or big integer A. [I i] |
748 | ;; If A is negative, type of truncation is undefined. | |
749 | ;;;###autoload | |
136211a9 EZ |
750 | (defun math-div2 (a) |
751 | (if (consp a) | |
752 | (if (cdr a) | |
753 | (math-normalize (cons (car a) (math-div2-bignum (cdr a)))) | |
754 | 0) | |
60e4c5a7 | 755 | (/ a 2))) |
136211a9 | 756 | |
2378f044 | 757 | ;;;###autoload |
136211a9 EZ |
758 | (defun math-div2-bignum (a) ; [l l] |
759 | (if (cdr a) | |
f164b8c8 | 760 | (cons (+ (/ (car a) 2) (* (% (nth 1 a) 2) (/ math-bignum-digit-size 2))) |
136211a9 | 761 | (math-div2-bignum (cdr a))) |
60e4c5a7 | 762 | (list (/ (car a) 2)))) |
136211a9 EZ |
763 | |
764 | ||
2378f044 SM |
765 | ;; Reject an argument to a calculator function. [Public] |
766 | ;;;###autoload | |
136211a9 EZ |
767 | (defun math-reject-arg (&optional a p option) |
768 | (if option | |
769 | (calc-record-why option p a) | |
770 | (if p | |
771 | (calc-record-why p a))) | |
60e4c5a7 | 772 | (signal 'wrong-type-argument (and a (if p (list p a) (list a))))) |
136211a9 EZ |
773 | |
774 | ||
2378f044 | 775 | ;; Coerce A to be an integer (by truncation toward zero). [I N] [Public] |
276d2865 JB |
776 | |
777 | ;; The variable math-trunc-prec is local to math-trunc, but used by | |
778 | ;; math-trunc-fancy in calc-arith.el, which is called by math-trunc. | |
779 | ||
2378f044 | 780 | ;;;###autoload |
276d2865 JB |
781 | (defun math-trunc (a &optional math-trunc-prec) |
782 | (cond (math-trunc-prec | |
c6d32405 | 783 | (require 'calc-ext) |
276d2865 | 784 | (math-trunc-special a math-trunc-prec)) |
136211a9 EZ |
785 | ((Math-integerp a) a) |
786 | ((Math-looks-negp a) | |
787 | (math-neg (math-trunc (math-neg a)))) | |
788 | ((eq (car a) 'float) | |
789 | (math-scale-int (nth 1 a) (nth 2 a))) | |
c6d32405 | 790 | (t (require 'calc-ext) |
60e4c5a7 | 791 | (math-trunc-fancy a)))) |
2378f044 | 792 | ;;;###autoload |
dac12d80 | 793 | (defalias 'calcFunc-trunc 'math-trunc) |
136211a9 | 794 | |
2378f044 | 795 | ;; Coerce A to be an integer (by truncation toward minus infinity). [I N] |
276d2865 JB |
796 | |
797 | ;; The variable math-floor-prec is local to math-floor, but used by | |
798 | ;; math-floor-fancy in calc-arith.el, which is called by math-floor. | |
799 | ||
2378f044 | 800 | ;;;###autoload |
276d2865 JB |
801 | (defun math-floor (a &optional math-floor-prec) ; [Public] |
802 | (cond (math-floor-prec | |
c6d32405 | 803 | (require 'calc-ext) |
276d2865 | 804 | (math-floor-special a math-floor-prec)) |
136211a9 EZ |
805 | ((Math-integerp a) a) |
806 | ((Math-messy-integerp a) (math-trunc a)) | |
807 | ((Math-realp a) | |
808 | (if (Math-negp a) | |
809 | (math-add (math-trunc a) -1) | |
810 | (math-trunc a))) | |
c6d32405 | 811 | (t (require 'calc-ext) |
60e4c5a7 | 812 | (math-floor-fancy a)))) |
2378f044 | 813 | ;;;###autoload |
dac12d80 | 814 | (defalias 'calcFunc-floor 'math-floor) |
136211a9 EZ |
815 | |
816 | ||
2378f044 | 817 | ;;;###autoload |
136211a9 EZ |
818 | (defun math-imod (a b) ; [I I I] [Public] |
819 | (if (and (not (consp a)) (not (consp b))) | |
820 | (if (= b 0) | |
821 | (math-reject-arg a "*Division by zero") | |
822 | (% a b)) | |
60e4c5a7 | 823 | (cdr (math-idivmod a b)))) |
136211a9 EZ |
824 | |
825 | ||
2378f044 | 826 | ;;;###autoload |
136211a9 EZ |
827 | (defun calcFunc-inv (m) |
828 | (if (Math-vectorp m) | |
829 | (progn | |
c6d32405 | 830 | (require 'calc-ext) |
136211a9 EZ |
831 | (if (math-square-matrixp m) |
832 | (or (math-with-extra-prec 2 (math-matrix-inv-raw m)) | |
833 | (math-reject-arg m "*Singular matrix")) | |
834 | (math-reject-arg m 'square-matrixp))) | |
5c0e273a JB |
835 | (if (and |
836 | (require 'calc-arith) | |
837 | (math-known-matrixp m)) | |
838 | (math-pow m -1) | |
839 | (math-div 1 m)))) | |
136211a9 | 840 | |
2378f044 | 841 | ;;;###autoload |
136211a9 | 842 | (defun math-do-working (msg arg) |
8f66f479 | 843 | (or executing-kbd-macro |
136211a9 EZ |
844 | (progn |
845 | (calc-set-command-flag 'clear-message) | |
846 | (if math-working-step | |
847 | (if math-working-step-2 | |
848 | (setq msg (format "[%d/%d] %s" | |
849 | math-working-step math-working-step-2 msg)) | |
850 | (setq msg (format "[%d] %s" math-working-step msg)))) | |
851 | (message "Working... %s = %s" msg | |
60e4c5a7 | 852 | (math-showing-full-precision (math-format-number arg)))))) |
136211a9 EZ |
853 | |
854 | ||
2378f044 SM |
855 | ;; Compute A modulo B, defined in terms of truncation toward minus infinity. |
856 | ;;;###autoload | |
136211a9 EZ |
857 | (defun math-mod (a b) ; [R R R] [Public] |
858 | (cond ((and (Math-zerop a) (not (eq (car-safe a) 'mod))) a) | |
859 | ((Math-zerop b) | |
860 | (math-reject-arg a "*Division by zero")) | |
861 | ((and (Math-natnump a) (Math-natnump b)) | |
862 | (math-imod a b)) | |
863 | ((and (Math-anglep a) (Math-anglep b)) | |
864 | (math-sub a (math-mul (math-floor (math-div a b)) b))) | |
c6d32405 | 865 | (t (require 'calc-ext) |
60e4c5a7 | 866 | (math-mod-fancy a b)))) |
136211a9 EZ |
867 | |
868 | ||
869 | ||
870 | ;;; General exponentiation. | |
871 | ||
2378f044 | 872 | ;;;###autoload |
136211a9 EZ |
873 | (defun math-pow (a b) ; [O O N] [Public] |
874 | (cond ((equal b '(var nan var-nan)) | |
875 | b) | |
876 | ((Math-zerop a) | |
877 | (if (and (Math-scalarp b) (Math-posp b)) | |
878 | (if (math-floatp b) (math-float a) a) | |
c6d32405 | 879 | (require 'calc-ext) |
136211a9 EZ |
880 | (math-pow-of-zero a b))) |
881 | ((or (eq a 1) (eq b 1)) a) | |
882 | ((or (equal a '(float 1 0)) (equal b '(float 1 0))) a) | |
883 | ((Math-zerop b) | |
884 | (if (Math-scalarp a) | |
885 | (if (or (math-floatp a) (math-floatp b)) | |
886 | '(float 1 0) 1) | |
c6d32405 | 887 | (require 'calc-ext) |
136211a9 EZ |
888 | (math-pow-zero a b))) |
889 | ((and (Math-integerp b) (or (Math-numberp a) (Math-vectorp a))) | |
890 | (if (and (equal a '(float 1 1)) (integerp b)) | |
891 | (math-make-float 1 b) | |
892 | (math-with-extra-prec 2 | |
893 | (math-ipow a b)))) | |
894 | (t | |
c6d32405 | 895 | (require 'calc-ext) |
60e4c5a7 | 896 | (math-pow-fancy a b)))) |
136211a9 | 897 | |
2378f044 | 898 | ;;;###autoload |
136211a9 EZ |
899 | (defun math-ipow (a n) ; [O O I] [Public] |
900 | (cond ((Math-integer-negp n) | |
901 | (math-ipow (math-div 1 a) (Math-integer-neg n))) | |
902 | ((not (consp n)) | |
903 | (if (and (Math-ratp a) (> n 20)) | |
904 | (math-iipow-show a n) | |
905 | (math-iipow a n))) | |
906 | ((math-evenp n) | |
907 | (math-ipow (math-mul a a) (math-div2 n))) | |
908 | (t | |
909 | (math-mul a (math-ipow (math-mul a a) | |
60e4c5a7 | 910 | (math-div2 (math-add n -1))))))) |
136211a9 EZ |
911 | |
912 | (defun math-iipow (a n) ; [O O S] | |
913 | (cond ((= n 0) 1) | |
914 | ((= n 1) a) | |
915 | ((= (% n 2) 0) (math-iipow (math-mul a a) (/ n 2))) | |
60e4c5a7 | 916 | (t (math-mul a (math-iipow (math-mul a a) (/ n 2)))))) |
136211a9 EZ |
917 | |
918 | (defun math-iipow-show (a n) ; [O O S] | |
919 | (math-working "pow" a) | |
920 | (let ((val (cond | |
921 | ((= n 0) 1) | |
922 | ((= n 1) a) | |
923 | ((= (% n 2) 0) (math-iipow-show (math-mul a a) (/ n 2))) | |
924 | (t (math-mul a (math-iipow-show (math-mul a a) (/ n 2))))))) | |
925 | (math-working "pow" val) | |
60e4c5a7 | 926 | val)) |
136211a9 EZ |
927 | |
928 | ||
2378f044 | 929 | ;;;###autoload |
136211a9 EZ |
930 | (defun math-read-radix-digit (dig) ; [D S; Z S] |
931 | (if (> dig ?9) | |
932 | (if (< dig ?A) | |
933 | nil | |
934 | (- dig 55)) | |
935 | (if (>= dig ?0) | |
936 | (- dig ?0) | |
60e4c5a7 | 937 | nil))) |
136211a9 EZ |
938 | |
939 | ||
136211a9 EZ |
940 | ;;; Bug reporting |
941 | ||
2378f044 | 942 | ;;;###autoload |
afb55b71 | 943 | (defun report-calc-bug () |
136211a9 EZ |
944 | "Report a bug in Calc, the GNU Emacs calculator. |
945 | Prompts for bug subject. Leaves you in a mail buffer." | |
afb55b71 CW |
946 | (interactive) |
947 | (let ((reporter-prompt-for-summary-p t)) | |
77ba6df4 JB |
948 | (reporter-submit-bug-report calc-bug-address "Calc" |
949 | nil nil nil | |
afb55b71 | 950 | "Please describe exactly what actions triggered the bug and the |
8f148852 CW |
951 | precise symptoms of the bug. If possible, include a backtrace by |
952 | doing 'M-x toggle-debug-on-error', then reproducing the bug. | |
afb55b71 | 953 | " ))) |
2378f044 | 954 | ;;;###autoload |
dac12d80 | 955 | (defalias 'calc-report-bug 'report-calc-bug) |
136211a9 | 956 | |
877dc4f5 JB |
957 | (provide 'calc-misc) |
958 | ||
2378f044 SM |
959 | ;; Local variables: |
960 | ;; generated-autoload-file: "calc-loaddefs.el" | |
961 | ;; End: | |
962 | ||
963 | ;; arch-tag: 7984d9d0-62e5-41dc-afb8-e904b975f250 | |
60e4c5a7 | 964 | ;;; calc-misc.el ends here |