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3d8d56df | 1 | /* Copyright (C) 1995,1996,1997 Free Software Foundation, Inc. |
0f2d19dd JB |
2 | * |
3 | * This program is free software; you can redistribute it and/or modify | |
4 | * it under the terms of the GNU General Public License as published by | |
5 | * the Free Software Foundation; either version 2, or (at your option) | |
6 | * any later version. | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License | |
14 | * along with this software; see the file COPYING. If not, write to | |
15 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
16 | * | |
17 | * As a special exception, the Free Software Foundation gives permission | |
18 | * for additional uses of the text contained in its release of GUILE. | |
19 | * | |
20 | * The exception is that, if you link the GUILE library with other files | |
21 | * to produce an executable, this does not by itself cause the | |
22 | * resulting executable to be covered by the GNU General Public License. | |
23 | * Your use of that executable is in no way restricted on account of | |
24 | * linking the GUILE library code into it. | |
25 | * | |
26 | * This exception does not however invalidate any other reasons why | |
27 | * the executable file might be covered by the GNU General Public License. | |
28 | * | |
29 | * This exception applies only to the code released by the | |
30 | * Free Software Foundation under the name GUILE. If you copy | |
31 | * code from other Free Software Foundation releases into a copy of | |
32 | * GUILE, as the General Public License permits, the exception does | |
33 | * not apply to the code that you add in this way. To avoid misleading | |
34 | * anyone as to the status of such modified files, you must delete | |
35 | * this exception notice from them. | |
36 | * | |
37 | * If you write modifications of your own for GUILE, it is your choice | |
38 | * whether to permit this exception to apply to your modifications. | |
39 | * If you do not wish that, delete this exception notice. | |
40 | */ | |
41 | \f | |
42 | ||
43 | #include <stdio.h> | |
44 | #include "_scm.h" | |
20e6290e JB |
45 | #include "chars.h" |
46 | #include "eval.h" | |
47 | #include "genio.h" | |
48 | #include "smob.h" | |
49 | #include "sequences.h" | |
50 | #include "strop.h" | |
51 | #include "feature.h" | |
52 | ||
53 | #include "unif.h" | |
95b88819 | 54 | #include "ramap.h" |
0f2d19dd | 55 | |
3d8d56df GH |
56 | #ifdef HAVE_UNISTD_H |
57 | #include <unistd.h> | |
58 | #endif | |
59 | ||
0f2d19dd JB |
60 | \f |
61 | /* The set of uniform scm_vector types is: | |
62 | * Vector of: Called: | |
63 | * unsigned char string | |
64 | * char byvect | |
65 | * boolean bvect | |
66 | * signed int ivect | |
67 | * unsigned int uvect | |
68 | * float fvect | |
69 | * double dvect | |
70 | * complex double cvect | |
71 | * short svect | |
72 | * long_long llvect | |
73 | */ | |
74 | ||
75 | long scm_tc16_array; | |
76 | ||
77 | /* | |
78 | * This complicates things too much if allowed on any array. | |
79 | * C code can safely call it on arrays known to be used in a single | |
80 | * threaded manner. | |
81 | * | |
82 | * SCM_PROC(s_vector_set_length_x, "vector-set-length!", 2, 0, 0, scm_vector_set_length_x); | |
83 | */ | |
84 | static char s_vector_set_length_x[] = "vector-set-length!"; | |
85 | ||
1cc91f1b | 86 | |
0f2d19dd JB |
87 | SCM |
88 | scm_vector_set_length_x (vect, len) | |
89 | SCM vect; | |
90 | SCM len; | |
0f2d19dd JB |
91 | { |
92 | long l; | |
93 | scm_sizet siz; | |
94 | scm_sizet sz; | |
95 | ||
96 | l = SCM_INUM (len); | |
97 | SCM_ASRTGO (SCM_NIMP (vect), badarg1); | |
98 | switch (SCM_TYP7 (vect)) | |
99 | { | |
100 | default: | |
101 | badarg1: scm_wta (vect, (char *) SCM_ARG1, s_vector_set_length_x); | |
102 | case scm_tc7_string: | |
103 | case scm_tc7_mb_string: | |
104 | SCM_ASRTGO (vect != scm_nullstr, badarg1); | |
105 | sz = sizeof (char); | |
106 | l++; | |
107 | break; | |
108 | case scm_tc7_vector: | |
109 | SCM_ASRTGO (vect != scm_nullvect, badarg1); | |
110 | sz = sizeof (SCM); | |
111 | break; | |
112 | #ifdef ARRAYS | |
113 | case scm_tc7_bvect: | |
114 | l = (l + SCM_LONG_BIT - 1) / SCM_LONG_BIT; | |
115 | case scm_tc7_uvect: | |
116 | case scm_tc7_ivect: | |
117 | sz = sizeof (long); | |
118 | break; | |
119 | case scm_tc7_byvect: | |
120 | sz = sizeof (char); | |
121 | break; | |
122 | ||
123 | case scm_tc7_svect: | |
124 | sz = sizeof (short); | |
125 | break; | |
126 | #ifdef LONGLONGS | |
127 | case scm_tc7_llvect: | |
128 | sz = sizeof (long_long); | |
129 | break; | |
130 | #endif | |
131 | ||
132 | #ifdef SCM_FLOATS | |
133 | #ifdef SCM_SINGLES | |
134 | case scm_tc7_fvect: | |
135 | sz = sizeof (float); | |
136 | break; | |
137 | #endif | |
138 | case scm_tc7_dvect: | |
139 | sz = sizeof (double); | |
140 | break; | |
141 | case scm_tc7_cvect: | |
142 | sz = 2 * sizeof (double); | |
143 | break; | |
144 | #endif | |
145 | #endif | |
146 | } | |
147 | SCM_ASSERT (SCM_INUMP (len), len, SCM_ARG2, s_vector_set_length_x); | |
148 | if (!l) | |
149 | l = 1L; | |
150 | siz = l * sz; | |
151 | if (siz != l * sz) | |
152 | scm_wta (SCM_MAKINUM (l * sz), (char *) SCM_NALLOC, s_vector_set_length_x); | |
153 | SCM_REDEFER_INTS; | |
154 | SCM_SETCHARS (vect, | |
155 | ((char *) | |
156 | scm_must_realloc (SCM_CHARS (vect), | |
157 | (long) SCM_LENGTH (vect) * sz, | |
158 | (long) siz, | |
159 | s_vector_set_length_x))); | |
160 | if (SCM_VECTORP (vect)) | |
161 | { | |
162 | sz = SCM_LENGTH (vect); | |
163 | while (l > sz) | |
164 | SCM_VELTS (vect)[--l] = SCM_UNSPECIFIED; | |
165 | } | |
166 | else if (SCM_STRINGP (vect)) | |
167 | SCM_CHARS (vect)[l - 1] = 0; | |
168 | SCM_SETLENGTH (vect, SCM_INUM (len), SCM_TYP7 (vect)); | |
169 | SCM_REALLOW_INTS; | |
170 | return vect; | |
171 | } | |
172 | ||
173 | ||
174 | #ifdef ARRAYS | |
175 | ||
176 | #ifdef SCM_FLOATS | |
177 | #ifdef SCM_SINGLES | |
178 | ||
1cc91f1b | 179 | |
0f2d19dd | 180 | SCM |
805df3e8 | 181 | scm_makflo (float x) |
0f2d19dd JB |
182 | { |
183 | SCM z; | |
184 | if (x == 0.0) | |
185 | return scm_flo0; | |
186 | SCM_NEWCELL (z); | |
187 | SCM_DEFER_INTS; | |
898a256f | 188 | SCM_SETCAR (z, scm_tc_flo); |
0f2d19dd JB |
189 | SCM_FLO (z) = x; |
190 | SCM_ALLOW_INTS; | |
191 | return z; | |
192 | } | |
193 | #endif | |
194 | #endif | |
195 | ||
1cc91f1b | 196 | |
0f2d19dd JB |
197 | SCM |
198 | scm_make_uve (k, prot) | |
199 | long k; | |
200 | SCM prot; | |
0f2d19dd JB |
201 | { |
202 | SCM v; | |
203 | long i, type; | |
204 | if (SCM_BOOL_T == prot) | |
205 | { | |
206 | i = sizeof (long) * ((k + SCM_LONG_BIT - 1) / SCM_LONG_BIT); | |
207 | type = scm_tc7_bvect; | |
208 | } | |
209 | else if (SCM_ICHRP (prot) && (prot == SCM_MAKICHR ('\0'))) | |
210 | { | |
211 | i = sizeof (char) * k; | |
212 | type = scm_tc7_byvect; | |
213 | } | |
214 | else if (SCM_ICHRP (prot)) | |
215 | { | |
216 | i = sizeof (char) * k; | |
217 | type = scm_tc7_string; | |
218 | } | |
219 | else if (SCM_INUMP (prot)) | |
220 | { | |
221 | i = sizeof (long) * k; | |
222 | if (SCM_INUM (prot) > 0) | |
223 | type = scm_tc7_uvect; | |
224 | else | |
225 | type = scm_tc7_ivect; | |
226 | } | |
227 | else if (SCM_NIMP (prot) && SCM_SYMBOLP (prot) && (1 == SCM_LENGTH (prot))) | |
228 | { | |
229 | char s; | |
230 | ||
231 | s = SCM_CHARS (prot)[0]; | |
232 | if (s == 's') | |
233 | { | |
234 | i = sizeof (short) * k; | |
235 | type = scm_tc7_svect; | |
236 | } | |
237 | #ifdef LONGLONGS | |
238 | else if (s == 'l') | |
239 | { | |
240 | i = sizeof (long_long) * k; | |
241 | type = scm_tc7_llvect; | |
242 | } | |
243 | #endif | |
244 | else | |
245 | { | |
246 | return scm_make_vector (SCM_MAKINUM (k), SCM_UNDEFINED, SCM_UNDEFINED); | |
247 | } | |
248 | } | |
249 | else | |
250 | #ifdef SCM_FLOATS | |
251 | if (SCM_IMP (prot) || !SCM_INEXP (prot)) | |
252 | #endif | |
253 | /* Huge non-unif vectors are NOT supported. */ | |
254 | return scm_make_vector (SCM_MAKINUM (k), SCM_UNDEFINED, SCM_UNDEFINED); /* no special scm_vector */ | |
255 | #ifdef SCM_FLOATS | |
256 | #ifdef SCM_SINGLES | |
257 | else if (SCM_SINGP (prot)) | |
258 | ||
259 | { | |
260 | i = sizeof (float) * k; | |
261 | type = scm_tc7_fvect; | |
262 | } | |
263 | #endif | |
264 | else if (SCM_CPLXP (prot)) | |
265 | { | |
266 | i = 2 * sizeof (double) * k; | |
267 | type = scm_tc7_cvect; | |
268 | } | |
269 | else | |
270 | { | |
271 | i = sizeof (double) * k; | |
272 | type = scm_tc7_dvect; | |
273 | } | |
274 | #endif | |
275 | ||
276 | SCM_NEWCELL (v); | |
277 | SCM_DEFER_INTS; | |
278 | { | |
279 | char *m; | |
280 | m = scm_must_malloc ((i ? i : 1L), "vector"); | |
281 | SCM_SETCHARS (v, (char *) m); | |
282 | } | |
283 | SCM_SETLENGTH (v, (k < SCM_LENGTH_MAX ? k : SCM_LENGTH_MAX), type); | |
284 | SCM_ALLOW_INTS; | |
285 | return v; | |
286 | } | |
287 | ||
288 | SCM_PROC(s_uniform_vector_length, "uniform-vector-length", 1, 0, 0, scm_uniform_vector_length); | |
1cc91f1b | 289 | |
0f2d19dd JB |
290 | SCM |
291 | scm_uniform_vector_length (v) | |
292 | SCM v; | |
0f2d19dd JB |
293 | { |
294 | SCM_ASRTGO (SCM_NIMP (v), badarg1); | |
295 | switch SCM_TYP7 | |
296 | (v) | |
297 | { | |
298 | default: | |
299 | badarg1:scm_wta (v, (char *) SCM_ARG1, s_uniform_vector_length); | |
300 | case scm_tc7_bvect: | |
301 | case scm_tc7_string: | |
302 | case scm_tc7_byvect: | |
303 | case scm_tc7_uvect: | |
304 | case scm_tc7_ivect: | |
305 | case scm_tc7_fvect: | |
306 | case scm_tc7_dvect: | |
307 | case scm_tc7_cvect: | |
308 | case scm_tc7_vector: | |
309 | case scm_tc7_svect: | |
310 | #ifdef LONGLONGS | |
311 | case scm_tc7_llvect: | |
312 | #endif | |
313 | return SCM_MAKINUM (SCM_LENGTH (v)); | |
314 | } | |
315 | } | |
316 | ||
317 | SCM_PROC(s_array_p, "array?", 1, 1, 0, scm_array_p); | |
1cc91f1b | 318 | |
0f2d19dd JB |
319 | SCM |
320 | scm_array_p (v, prot) | |
321 | SCM v; | |
322 | SCM prot; | |
0f2d19dd JB |
323 | { |
324 | int nprot; | |
325 | int enclosed; | |
326 | nprot = SCM_UNBNDP (prot); | |
327 | enclosed = 0; | |
328 | if (SCM_IMP (v)) | |
329 | return SCM_BOOL_F; | |
330 | loop: | |
331 | switch (SCM_TYP7 (v)) | |
332 | { | |
333 | case scm_tc7_smob: | |
334 | if (!SCM_ARRAYP (v)) | |
335 | return SCM_BOOL_F; | |
336 | if (nprot) | |
337 | return SCM_BOOL_T; | |
338 | if (enclosed++) | |
339 | return SCM_BOOL_F; | |
340 | v = SCM_ARRAY_V (v); | |
341 | goto loop; | |
342 | case scm_tc7_bvect: | |
343 | return nprot || SCM_BOOL_T==prot ? SCM_BOOL_T : SCM_BOOL_F; | |
344 | case scm_tc7_string: | |
345 | return nprot || (SCM_ICHRP(prot) && (prot != SCM_MAKICHR('\0'))) ? SCM_BOOL_T : SCM_BOOL_F; | |
346 | case scm_tc7_byvect: | |
347 | return nprot || (prot == SCM_MAKICHR('\0')) ? SCM_BOOL_T : SCM_BOOL_F; | |
348 | case scm_tc7_uvect: | |
349 | return nprot || (SCM_INUMP(prot) && SCM_INUM(prot)>0) ? SCM_BOOL_T : SCM_BOOL_F; | |
350 | case scm_tc7_ivect: | |
351 | return nprot || (SCM_INUMP(prot) && SCM_INUM(prot)<=0) ? SCM_BOOL_T : SCM_BOOL_F; | |
352 | case scm_tc7_svect: | |
353 | return ( nprot | |
354 | || (SCM_NIMP (prot) | |
355 | && SCM_SYMBOLP (prot) | |
356 | && (1 == SCM_LENGTH (prot)) | |
357 | && ('s' == SCM_CHARS (prot)[0]))); | |
358 | #ifdef LONGLONGS | |
359 | case scm_tc7_llvect: | |
360 | return ( nprot | |
361 | || (SCM_NIMP (prot) | |
362 | && SCM_SYMBOLP (prot) | |
363 | && (1 == SCM_LENGTH (prot)) | |
364 | && ('s' == SCM_CHARS (prot)[0]))); | |
365 | #endif | |
366 | # ifdef SCM_FLOATS | |
367 | # ifdef SCM_SINGLES | |
368 | case scm_tc7_fvect: | |
369 | return nprot || (SCM_NIMP(prot) && SCM_SINGP(prot)) ? SCM_BOOL_T : SCM_BOOL_F; | |
370 | # endif | |
371 | case scm_tc7_dvect: | |
372 | return nprot || (SCM_NIMP(prot) && SCM_REALP(prot)) ? SCM_BOOL_T : SCM_BOOL_F; | |
373 | case scm_tc7_cvect: | |
374 | return nprot || (SCM_NIMP(prot) && SCM_CPLXP(prot)) ? SCM_BOOL_T : SCM_BOOL_F; | |
375 | # endif | |
376 | case scm_tc7_vector: | |
377 | return nprot || SCM_NULLP(prot) ? SCM_BOOL_T : SCM_BOOL_F; | |
378 | default:; | |
379 | } | |
380 | return SCM_BOOL_F; | |
381 | } | |
382 | ||
383 | ||
384 | SCM_PROC(s_array_rank, "array-rank", 1, 0, 0, scm_array_rank); | |
1cc91f1b | 385 | |
0f2d19dd JB |
386 | SCM |
387 | scm_array_rank (ra) | |
388 | SCM ra; | |
0f2d19dd JB |
389 | { |
390 | if (SCM_IMP (ra)) | |
391 | return SCM_INUM0; | |
392 | switch (SCM_TYP7 (ra)) | |
393 | { | |
394 | default: | |
395 | return SCM_INUM0; | |
396 | case scm_tc7_string: | |
397 | case scm_tc7_vector: | |
398 | case scm_tc7_byvect: | |
399 | case scm_tc7_uvect: | |
400 | case scm_tc7_ivect: | |
401 | case scm_tc7_fvect: | |
402 | case scm_tc7_cvect: | |
403 | case scm_tc7_dvect: | |
404 | #ifdef LONGLONGS | |
405 | case scm_tc7_llvect: | |
406 | #endif | |
407 | case scm_tc7_svect: | |
408 | return SCM_MAKINUM (1L); | |
409 | case scm_tc7_smob: | |
410 | if (SCM_ARRAYP (ra)) | |
411 | return SCM_MAKINUM (SCM_ARRAY_NDIM (ra)); | |
412 | return SCM_INUM0; | |
413 | } | |
414 | } | |
415 | ||
416 | ||
417 | SCM_PROC(s_array_dimensions, "array-dimensions", 1, 0, 0, scm_array_dimensions); | |
1cc91f1b | 418 | |
0f2d19dd JB |
419 | SCM |
420 | scm_array_dimensions (ra) | |
421 | SCM ra; | |
0f2d19dd JB |
422 | { |
423 | SCM res = SCM_EOL; | |
424 | scm_sizet k; | |
425 | scm_array_dim *s; | |
426 | if (SCM_IMP (ra)) | |
427 | return SCM_BOOL_F; | |
428 | switch (SCM_TYP7 (ra)) | |
429 | { | |
430 | default: | |
431 | return SCM_BOOL_F; | |
432 | case scm_tc7_string: | |
433 | case scm_tc7_vector: | |
434 | case scm_tc7_bvect: | |
435 | case scm_tc7_byvect: | |
436 | case scm_tc7_uvect: | |
437 | case scm_tc7_ivect: | |
438 | case scm_tc7_fvect: | |
439 | case scm_tc7_cvect: | |
440 | case scm_tc7_dvect: | |
441 | case scm_tc7_svect: | |
442 | #ifdef LONGLONGS | |
443 | case scm_tc7_llvect: | |
444 | #endif | |
445 | return scm_cons (SCM_MAKINUM (SCM_LENGTH (ra)), SCM_EOL); | |
446 | case scm_tc7_smob: | |
447 | if (!SCM_ARRAYP (ra)) | |
448 | return SCM_BOOL_F; | |
449 | k = SCM_ARRAY_NDIM (ra); | |
450 | s = SCM_ARRAY_DIMS (ra); | |
451 | while (k--) | |
452 | res = scm_cons (s[k].lbnd ? scm_cons2 (SCM_MAKINUM (s[k].lbnd), SCM_MAKINUM (s[k].ubnd), SCM_EOL) : | |
453 | SCM_MAKINUM (1 + (s[k].ubnd)) | |
454 | , res); | |
455 | return res; | |
456 | } | |
457 | } | |
458 | ||
459 | ||
460 | static char s_bad_ind[] = "Bad scm_array index"; | |
461 | ||
1cc91f1b | 462 | |
0f2d19dd JB |
463 | long |
464 | scm_aind (ra, args, what) | |
1cc91f1b | 465 | SCM ra; |
0f2d19dd JB |
466 | SCM args; |
467 | char *what; | |
0f2d19dd JB |
468 | { |
469 | SCM ind; | |
470 | register long j; | |
471 | register scm_sizet pos = SCM_ARRAY_BASE (ra); | |
472 | register scm_sizet k = SCM_ARRAY_NDIM (ra); | |
473 | scm_array_dim *s = SCM_ARRAY_DIMS (ra); | |
474 | if (SCM_INUMP (args)) | |
0f2d19dd | 475 | { |
f5bf2977 | 476 | SCM_ASSERT (1 == k, scm_makfrom0str (what), SCM_WNA, NULL); |
0f2d19dd JB |
477 | return pos + (SCM_INUM (args) - s->lbnd) * (s->inc); |
478 | } | |
479 | while (k && SCM_NIMP (args)) | |
480 | { | |
481 | ind = SCM_CAR (args); | |
482 | args = SCM_CDR (args); | |
483 | SCM_ASSERT (SCM_INUMP (ind), ind, s_bad_ind, what); | |
484 | j = SCM_INUM (ind); | |
485 | SCM_ASSERT (j >= (s->lbnd) && j <= (s->ubnd), ind, SCM_OUTOFRANGE, what); | |
486 | pos += (j - s->lbnd) * (s->inc); | |
487 | k--; | |
488 | s++; | |
489 | } | |
f5bf2977 GH |
490 | SCM_ASSERT (0 == k && SCM_NULLP (args), scm_makfrom0str (what), SCM_WNA, |
491 | NULL); | |
0f2d19dd JB |
492 | return pos; |
493 | } | |
494 | ||
495 | ||
1cc91f1b | 496 | |
0f2d19dd JB |
497 | SCM |
498 | scm_make_ra (ndim) | |
499 | int ndim; | |
0f2d19dd JB |
500 | { |
501 | SCM ra; | |
502 | SCM_NEWCELL (ra); | |
503 | SCM_DEFER_INTS; | |
504 | SCM_SETCDR (ra, scm_must_malloc ((long) (sizeof (scm_array) + ndim * sizeof (scm_array_dim)), | |
505 | "array")); | |
898a256f | 506 | SCM_SETCAR (ra, ((long) ndim << 17) + scm_tc16_array); |
0f2d19dd JB |
507 | SCM_ARRAY_V (ra) = scm_nullvect; |
508 | SCM_ALLOW_INTS; | |
509 | return ra; | |
510 | } | |
511 | ||
512 | static char s_bad_spec[] = "Bad scm_array dimension"; | |
513 | /* Increments will still need to be set. */ | |
514 | ||
1cc91f1b | 515 | |
0f2d19dd JB |
516 | SCM |
517 | scm_shap2ra (args, what) | |
518 | SCM args; | |
519 | char *what; | |
0f2d19dd JB |
520 | { |
521 | scm_array_dim *s; | |
522 | SCM ra, spec, sp; | |
523 | int ndim = scm_ilength (args); | |
524 | SCM_ASSERT (0 <= ndim, args, s_bad_spec, what); | |
525 | ra = scm_make_ra (ndim); | |
526 | SCM_ARRAY_BASE (ra) = 0; | |
527 | s = SCM_ARRAY_DIMS (ra); | |
528 | for (; SCM_NIMP (args); s++, args = SCM_CDR (args)) | |
529 | { | |
530 | spec = SCM_CAR (args); | |
531 | if (SCM_IMP (spec)) | |
532 | ||
533 | { | |
534 | SCM_ASSERT (SCM_INUMP (spec) && SCM_INUM (spec) >= 0, spec, s_bad_spec, what); | |
535 | s->lbnd = 0; | |
536 | s->ubnd = SCM_INUM (spec) - 1; | |
537 | s->inc = 1; | |
538 | } | |
539 | else | |
540 | { | |
541 | SCM_ASSERT (SCM_CONSP (spec) && SCM_INUMP (SCM_CAR (spec)), spec, s_bad_spec, what); | |
542 | s->lbnd = SCM_INUM (SCM_CAR (spec)); | |
543 | sp = SCM_CDR (spec); | |
544 | SCM_ASSERT (SCM_INUMP (SCM_CAR (sp)) && SCM_NULLP (SCM_CDR (sp)), | |
545 | spec, s_bad_spec, what); | |
546 | s->ubnd = SCM_INUM (SCM_CAR (sp)); | |
547 | s->inc = 1; | |
548 | } | |
549 | } | |
550 | return ra; | |
551 | } | |
552 | ||
553 | SCM_PROC(s_dimensions_to_uniform_array, "dimensions->uniform-array", 2, 0, 1, scm_dimensions_to_uniform_array); | |
1cc91f1b | 554 | |
0f2d19dd JB |
555 | SCM |
556 | scm_dimensions_to_uniform_array (dims, prot, fill) | |
557 | SCM dims; | |
558 | SCM prot; | |
559 | SCM fill; | |
0f2d19dd JB |
560 | { |
561 | scm_sizet k, vlen = 1; | |
562 | long rlen = 1; | |
563 | scm_array_dim *s; | |
564 | SCM ra; | |
565 | if (SCM_INUMP (dims)) | |
566 | if (SCM_INUM (dims) < SCM_LENGTH_MAX) | |
567 | { | |
568 | SCM answer; | |
569 | answer = scm_make_uve (SCM_INUM (dims), prot); | |
570 | if (SCM_NNULLP (fill)) | |
571 | { | |
f5bf2977 GH |
572 | SCM_ASSERT (1 == scm_ilength (fill), |
573 | scm_makfrom0str (s_dimensions_to_uniform_array), | |
574 | SCM_WNA, NULL); | |
0f2d19dd JB |
575 | scm_array_fill_x (answer, SCM_CAR (fill)); |
576 | } | |
577 | else if (SCM_NIMP (prot) && SCM_SYMBOLP (prot)) | |
578 | scm_array_fill_x (answer, SCM_MAKINUM (0)); | |
579 | else | |
580 | scm_array_fill_x (answer, prot); | |
581 | return answer; | |
582 | } | |
583 | else | |
584 | dims = scm_cons (dims, SCM_EOL); | |
585 | SCM_ASSERT (SCM_NULLP (dims) || (SCM_NIMP (dims) && SCM_CONSP (dims)), | |
586 | dims, SCM_ARG1, s_dimensions_to_uniform_array); | |
587 | ra = scm_shap2ra (dims, s_dimensions_to_uniform_array); | |
898a256f | 588 | SCM_SETOR_CAR (ra, SCM_ARRAY_CONTIGUOUS); |
0f2d19dd JB |
589 | s = SCM_ARRAY_DIMS (ra); |
590 | k = SCM_ARRAY_NDIM (ra); | |
591 | while (k--) | |
592 | { | |
593 | s[k].inc = (rlen > 0 ? rlen : 0); | |
594 | rlen = (s[k].ubnd - s[k].lbnd + 1) * s[k].inc; | |
595 | vlen *= (s[k].ubnd - s[k].lbnd + 1); | |
596 | } | |
597 | if (rlen < SCM_LENGTH_MAX) | |
598 | SCM_ARRAY_V (ra) = scm_make_uve ((rlen > 0 ? rlen : 0L), prot); | |
599 | else | |
600 | { | |
601 | scm_sizet bit; | |
602 | switch (SCM_TYP7 (scm_make_uve (0L, prot))) | |
603 | { | |
604 | default: | |
605 | bit = SCM_LONG_BIT; | |
606 | break; | |
607 | case scm_tc7_bvect: | |
608 | bit = 1; | |
609 | break; | |
610 | case scm_tc7_string: | |
611 | bit = SCM_CHAR_BIT; | |
612 | break; | |
613 | case scm_tc7_fvect: | |
614 | bit = sizeof (float) * SCM_CHAR_BIT / sizeof (char); | |
615 | break; | |
616 | case scm_tc7_dvect: | |
617 | bit = sizeof (double) * SCM_CHAR_BIT / sizeof (char); | |
618 | break; | |
619 | case scm_tc7_cvect: | |
620 | bit = 2 * sizeof (double) * SCM_CHAR_BIT / sizeof (char); | |
621 | break; | |
622 | } | |
623 | SCM_ARRAY_BASE (ra) = (SCM_LONG_BIT + bit - 1) / bit; | |
624 | rlen += SCM_ARRAY_BASE (ra); | |
625 | SCM_ARRAY_V (ra) = scm_make_uve (rlen, prot); | |
626 | *((long *) SCM_VELTS (SCM_ARRAY_V (ra))) = rlen; | |
627 | } | |
628 | if (SCM_NNULLP (fill)) | |
629 | { | |
f5bf2977 GH |
630 | SCM_ASSERT (1 == scm_ilength (fill), |
631 | scm_makfrom0str (s_dimensions_to_uniform_array), SCM_WNA, | |
632 | NULL); | |
0f2d19dd JB |
633 | scm_array_fill_x (ra, SCM_CAR (fill)); |
634 | } | |
635 | else if (SCM_NIMP (prot) && SCM_SYMBOLP (prot)) | |
636 | scm_array_fill_x (ra, SCM_MAKINUM (0)); | |
637 | else | |
638 | scm_array_fill_x (ra, prot); | |
639 | if (1 == SCM_ARRAY_NDIM (ra) && 0 == SCM_ARRAY_BASE (ra)) | |
640 | if (s->ubnd < s->lbnd || (0 == s->lbnd && 1 == s->inc)) | |
641 | return SCM_ARRAY_V (ra); | |
642 | return ra; | |
643 | } | |
644 | ||
1cc91f1b | 645 | |
0f2d19dd JB |
646 | void |
647 | scm_ra_set_contp (ra) | |
648 | SCM ra; | |
0f2d19dd JB |
649 | { |
650 | scm_sizet k = SCM_ARRAY_NDIM (ra); | |
0f2d19dd | 651 | if (k) |
0f2d19dd | 652 | { |
fe0c6dae JB |
653 | long inc = SCM_ARRAY_DIMS (ra)[k - 1].inc; |
654 | while (k--) | |
0f2d19dd | 655 | { |
fe0c6dae JB |
656 | if (inc != SCM_ARRAY_DIMS (ra)[k].inc) |
657 | { | |
898a256f | 658 | SCM_SETAND_CAR (ra, ~SCM_ARRAY_CONTIGUOUS); |
fe0c6dae JB |
659 | return; |
660 | } | |
661 | inc *= (SCM_ARRAY_DIMS (ra)[k].ubnd | |
662 | - SCM_ARRAY_DIMS (ra)[k].lbnd + 1); | |
0f2d19dd | 663 | } |
0f2d19dd | 664 | } |
898a256f | 665 | SCM_SETOR_CAR (ra, SCM_ARRAY_CONTIGUOUS); |
0f2d19dd JB |
666 | } |
667 | ||
668 | ||
669 | SCM_PROC(s_make_shared_array, "make-shared-array", 2, 0, 1, scm_make_shared_array); | |
1cc91f1b | 670 | |
0f2d19dd JB |
671 | SCM |
672 | scm_make_shared_array (oldra, mapfunc, dims) | |
673 | SCM oldra; | |
674 | SCM mapfunc; | |
675 | SCM dims; | |
0f2d19dd JB |
676 | { |
677 | SCM ra; | |
678 | SCM inds, indptr; | |
679 | SCM imap; | |
680 | scm_sizet i, k; | |
681 | long old_min, new_min, old_max, new_max; | |
682 | scm_array_dim *s; | |
683 | SCM_ASSERT (SCM_BOOL_T == scm_procedure_p (mapfunc), mapfunc, SCM_ARG2, s_make_shared_array); | |
684 | SCM_ASSERT (SCM_NIMP (oldra) && (SCM_BOOL_F != scm_array_p (oldra, SCM_UNDEFINED)), oldra, SCM_ARG1, s_make_shared_array); | |
685 | ra = scm_shap2ra (dims, s_make_shared_array); | |
686 | if (SCM_ARRAYP (oldra)) | |
687 | { | |
688 | SCM_ARRAY_V (ra) = SCM_ARRAY_V (oldra); | |
689 | old_min = old_max = SCM_ARRAY_BASE (oldra); | |
690 | s = SCM_ARRAY_DIMS (oldra); | |
691 | k = SCM_ARRAY_NDIM (oldra); | |
692 | while (k--) | |
693 | { | |
694 | if (s[k].inc > 0) | |
695 | old_max += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
696 | else | |
697 | old_min += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
698 | } | |
699 | } | |
700 | else | |
701 | { | |
702 | SCM_ARRAY_V (ra) = oldra; | |
703 | old_min = 0; | |
704 | old_max = (long) SCM_LENGTH (oldra) - 1; | |
705 | } | |
706 | inds = SCM_EOL; | |
707 | s = SCM_ARRAY_DIMS (ra); | |
708 | for (k = 0; k < SCM_ARRAY_NDIM (ra); k++) | |
709 | { | |
710 | inds = scm_cons (SCM_MAKINUM (s[k].lbnd), inds); | |
711 | if (s[k].ubnd < s[k].lbnd) | |
712 | { | |
713 | if (1 == SCM_ARRAY_NDIM (ra)) | |
714 | ra = scm_make_uve (0L, scm_array_prototype (ra)); | |
715 | else | |
716 | SCM_ARRAY_V (ra) = scm_make_uve (0L, scm_array_prototype (ra)); | |
717 | return ra; | |
718 | } | |
719 | } | |
720 | imap = scm_apply (mapfunc, scm_list_reverse (inds), SCM_EOL); | |
721 | if (SCM_ARRAYP (oldra)) | |
722 | i = (scm_sizet) scm_aind (oldra, imap, s_make_shared_array); | |
723 | else | |
724 | { | |
725 | if (SCM_NINUMP (imap)) | |
726 | ||
727 | { | |
728 | SCM_ASSERT (1 == scm_ilength (imap) && SCM_INUMP (SCM_CAR (imap)), | |
729 | imap, s_bad_ind, s_make_shared_array); | |
730 | imap = SCM_CAR (imap); | |
731 | } | |
732 | i = SCM_INUM (imap); | |
733 | } | |
734 | SCM_ARRAY_BASE (ra) = new_min = new_max = i; | |
735 | indptr = inds; | |
736 | k = SCM_ARRAY_NDIM (ra); | |
737 | while (k--) | |
738 | { | |
739 | if (s[k].ubnd > s[k].lbnd) | |
740 | { | |
898a256f | 741 | SCM_SETCAR (indptr, SCM_MAKINUM (SCM_INUM (SCM_CAR (indptr)) + 1)); |
0f2d19dd JB |
742 | imap = scm_apply (mapfunc, scm_reverse (inds), SCM_EOL); |
743 | if (SCM_ARRAYP (oldra)) | |
744 | ||
745 | s[k].inc = scm_aind (oldra, imap, s_make_shared_array) - i; | |
746 | else | |
747 | { | |
748 | if (SCM_NINUMP (imap)) | |
749 | ||
750 | { | |
751 | SCM_ASSERT (1 == scm_ilength (imap) && SCM_INUMP (SCM_CAR (imap)), | |
752 | imap, s_bad_ind, s_make_shared_array); | |
753 | imap = SCM_CAR (imap); | |
754 | } | |
755 | s[k].inc = (long) SCM_INUM (imap) - i; | |
756 | } | |
757 | i += s[k].inc; | |
758 | if (s[k].inc > 0) | |
759 | new_max += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
760 | else | |
761 | new_min += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
762 | } | |
763 | else | |
764 | s[k].inc = new_max - new_min + 1; /* contiguous by default */ | |
765 | indptr = SCM_CDR (indptr); | |
766 | } | |
767 | SCM_ASSERT (old_min <= new_min && old_max >= new_max, SCM_UNDEFINED, | |
768 | "mapping out of range", s_make_shared_array); | |
769 | if (1 == SCM_ARRAY_NDIM (ra) && 0 == SCM_ARRAY_BASE (ra)) | |
770 | { | |
771 | if (1 == s->inc && 0 == s->lbnd | |
772 | && SCM_LENGTH (SCM_ARRAY_V (ra)) == 1 + s->ubnd) | |
773 | return SCM_ARRAY_V (ra); | |
774 | if (s->ubnd < s->lbnd) | |
775 | return scm_make_uve (0L, scm_array_prototype (ra)); | |
776 | } | |
777 | scm_ra_set_contp (ra); | |
778 | return ra; | |
779 | } | |
780 | ||
781 | ||
782 | /* args are RA . DIMS */ | |
783 | SCM_PROC(s_transpose_array, "transpose-array", 0, 0, 1, scm_transpose_array); | |
1cc91f1b | 784 | |
0f2d19dd JB |
785 | SCM |
786 | scm_transpose_array (args) | |
787 | SCM args; | |
0f2d19dd JB |
788 | { |
789 | SCM ra, res, vargs, *ve = &vargs; | |
790 | scm_array_dim *s, *r; | |
791 | int ndim, i, k; | |
f5bf2977 GH |
792 | SCM_ASSERT (SCM_NNULLP (args), scm_makfrom0str (s_transpose_array), |
793 | SCM_WNA, NULL); | |
0f2d19dd | 794 | ra = SCM_CAR (args); |
f5bf2977 | 795 | SCM_ASSERT (SCM_NIMP (ra), ra, SCM_ARG1, s_transpose_array); |
0f2d19dd | 796 | args = SCM_CDR (args); |
f5bf2977 | 797 | switch (SCM_TYP7 (ra)) |
0f2d19dd JB |
798 | { |
799 | default: | |
f5bf2977 | 800 | badarg:scm_wta (ra, (char *) SCM_ARGn, s_transpose_array); |
0f2d19dd JB |
801 | case scm_tc7_bvect: |
802 | case scm_tc7_string: | |
803 | case scm_tc7_byvect: | |
804 | case scm_tc7_uvect: | |
805 | case scm_tc7_ivect: | |
806 | case scm_tc7_fvect: | |
807 | case scm_tc7_dvect: | |
808 | case scm_tc7_cvect: | |
809 | case scm_tc7_svect: | |
810 | #ifdef LONGLONGS | |
811 | case scm_tc7_llvect: | |
812 | #endif | |
f5bf2977 GH |
813 | SCM_ASSERT (SCM_NIMP (args) && SCM_NULLP (SCM_CDR (args)), |
814 | scm_makfrom0str (s_transpose_array), SCM_WNA, NULL); | |
815 | SCM_ASSERT (SCM_INUMP (SCM_CAR (args)), SCM_CAR (args), SCM_ARG2, | |
816 | s_transpose_array); | |
817 | SCM_ASSERT (SCM_INUM0 == SCM_CAR (args), SCM_CAR (args), SCM_OUTOFRANGE, | |
818 | s_transpose_array); | |
0f2d19dd JB |
819 | return ra; |
820 | case scm_tc7_smob: | |
821 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg); | |
822 | vargs = scm_vector (args); | |
f5bf2977 GH |
823 | SCM_ASSERT (SCM_LENGTH (vargs) == SCM_ARRAY_NDIM (ra), |
824 | scm_makfrom0str (s_transpose_array), SCM_WNA, NULL); | |
825 | ve = SCM_VELTS (vargs); | |
0f2d19dd JB |
826 | ndim = 0; |
827 | for (k = 0; k < SCM_ARRAY_NDIM (ra); k++) | |
828 | { | |
829 | i = SCM_INUM (ve[k]); | |
830 | SCM_ASSERT (SCM_INUMP (ve[k]) && i >= 0 && i < SCM_ARRAY_NDIM (ra), | |
831 | ve[k], SCM_ARG2, s_transpose_array); | |
832 | if (ndim < i) | |
833 | ndim = i; | |
834 | } | |
835 | ndim++; | |
836 | res = scm_make_ra (ndim); | |
837 | SCM_ARRAY_V (res) = SCM_ARRAY_V (ra); | |
838 | SCM_ARRAY_BASE (res) = SCM_ARRAY_BASE (ra); | |
839 | for (k = ndim; k--;) | |
840 | { | |
841 | SCM_ARRAY_DIMS (res)[k].lbnd = 0; | |
842 | SCM_ARRAY_DIMS (res)[k].ubnd = -1; | |
843 | } | |
844 | for (k = SCM_ARRAY_NDIM (ra); k--;) | |
845 | { | |
846 | i = SCM_INUM (ve[k]); | |
847 | s = &(SCM_ARRAY_DIMS (ra)[k]); | |
848 | r = &(SCM_ARRAY_DIMS (res)[i]); | |
849 | if (r->ubnd < r->lbnd) | |
850 | { | |
851 | r->lbnd = s->lbnd; | |
852 | r->ubnd = s->ubnd; | |
853 | r->inc = s->inc; | |
854 | ndim--; | |
855 | } | |
856 | else | |
857 | { | |
858 | if (r->ubnd > s->ubnd) | |
859 | r->ubnd = s->ubnd; | |
860 | if (r->lbnd < s->lbnd) | |
861 | { | |
862 | SCM_ARRAY_BASE (res) += (s->lbnd - r->lbnd) * r->inc; | |
863 | r->lbnd = s->lbnd; | |
864 | } | |
865 | r->inc += s->inc; | |
866 | } | |
867 | } | |
868 | SCM_ASSERT (ndim <= 0, args, "bad argument scm_list", s_transpose_array); | |
869 | scm_ra_set_contp (res); | |
870 | return res; | |
871 | } | |
872 | } | |
873 | ||
874 | /* args are RA . AXES */ | |
875 | SCM_PROC(s_enclose_array, "enclose-array", 0, 0, 1, scm_enclose_array); | |
1cc91f1b | 876 | |
0f2d19dd JB |
877 | SCM |
878 | scm_enclose_array (axes) | |
879 | SCM axes; | |
0f2d19dd JB |
880 | { |
881 | SCM axv, ra, res, ra_inr; | |
882 | scm_array_dim vdim, *s = &vdim; | |
883 | int ndim, j, k, ninr, noutr; | |
f5bf2977 GH |
884 | SCM_ASSERT (SCM_NIMP (axes), scm_makfrom0str (s_enclose_array), SCM_WNA, |
885 | NULL); | |
0f2d19dd JB |
886 | ra = SCM_CAR (axes); |
887 | axes = SCM_CDR (axes); | |
888 | if (SCM_NULLP (axes)) | |
889 | ||
890 | axes = scm_cons ((SCM_ARRAYP (ra) ? SCM_MAKINUM (SCM_ARRAY_NDIM (ra) - 1) : SCM_INUM0), SCM_EOL); | |
891 | ninr = scm_ilength (axes); | |
892 | ra_inr = scm_make_ra (ninr); | |
893 | SCM_ASRTGO (SCM_NIMP (ra), badarg1); | |
894 | switch SCM_TYP7 | |
895 | (ra) | |
896 | { | |
897 | default: | |
898 | badarg1:scm_wta (ra, (char *) SCM_ARG1, s_enclose_array); | |
899 | case scm_tc7_string: | |
900 | case scm_tc7_bvect: | |
901 | case scm_tc7_byvect: | |
902 | case scm_tc7_uvect: | |
903 | case scm_tc7_ivect: | |
904 | case scm_tc7_fvect: | |
905 | case scm_tc7_dvect: | |
906 | case scm_tc7_cvect: | |
907 | case scm_tc7_vector: | |
908 | case scm_tc7_svect: | |
909 | #ifdef LONGLONGS | |
910 | case scm_tc7_llvect: | |
911 | #endif | |
912 | s->lbnd = 0; | |
913 | s->ubnd = SCM_LENGTH (ra) - 1; | |
914 | s->inc = 1; | |
915 | SCM_ARRAY_V (ra_inr) = ra; | |
916 | SCM_ARRAY_BASE (ra_inr) = 0; | |
917 | ndim = 1; | |
918 | break; | |
919 | case scm_tc7_smob: | |
920 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg1); | |
921 | s = SCM_ARRAY_DIMS (ra); | |
922 | SCM_ARRAY_V (ra_inr) = SCM_ARRAY_V (ra); | |
923 | SCM_ARRAY_BASE (ra_inr) = SCM_ARRAY_BASE (ra); | |
924 | ndim = SCM_ARRAY_NDIM (ra); | |
925 | break; | |
926 | } | |
927 | noutr = ndim - ninr; | |
928 | axv = scm_make_string (SCM_MAKINUM (ndim), SCM_MAKICHR (0)); | |
f5bf2977 GH |
929 | SCM_ASSERT (0 <= noutr && 0 <= ninr, scm_makfrom0str (s_enclose_array), |
930 | SCM_WNA, NULL); | |
0f2d19dd JB |
931 | res = scm_make_ra (noutr); |
932 | SCM_ARRAY_BASE (res) = SCM_ARRAY_BASE (ra_inr); | |
933 | SCM_ARRAY_V (res) = ra_inr; | |
934 | for (k = 0; k < ninr; k++, axes = SCM_CDR (axes)) | |
935 | { | |
936 | SCM_ASSERT (SCM_INUMP (SCM_CAR (axes)), SCM_CAR (axes), "bad axis", s_enclose_array); | |
937 | j = SCM_INUM (SCM_CAR (axes)); | |
938 | SCM_ARRAY_DIMS (ra_inr)[k].lbnd = s[j].lbnd; | |
939 | SCM_ARRAY_DIMS (ra_inr)[k].ubnd = s[j].ubnd; | |
940 | SCM_ARRAY_DIMS (ra_inr)[k].inc = s[j].inc; | |
941 | SCM_CHARS (axv)[j] = 1; | |
942 | } | |
943 | for (j = 0, k = 0; k < noutr; k++, j++) | |
944 | { | |
945 | while (SCM_CHARS (axv)[j]) | |
946 | j++; | |
947 | SCM_ARRAY_DIMS (res)[k].lbnd = s[j].lbnd; | |
948 | SCM_ARRAY_DIMS (res)[k].ubnd = s[j].ubnd; | |
949 | SCM_ARRAY_DIMS (res)[k].inc = s[j].inc; | |
950 | } | |
951 | scm_ra_set_contp (ra_inr); | |
952 | scm_ra_set_contp (res); | |
953 | return res; | |
954 | } | |
955 | ||
956 | ||
957 | ||
958 | SCM_PROC(s_array_in_bounds_p, "array-in-bounds?", 0, 0, 1, scm_array_in_bounds_p); | |
1cc91f1b | 959 | |
0f2d19dd JB |
960 | SCM |
961 | scm_array_in_bounds_p (args) | |
962 | SCM args; | |
0f2d19dd JB |
963 | { |
964 | SCM v, ind = SCM_EOL; | |
965 | long pos = 0; | |
966 | register scm_sizet k; | |
967 | register long j; | |
968 | scm_array_dim *s; | |
f5bf2977 GH |
969 | SCM_ASSERT (SCM_NIMP (args), scm_makfrom0str (s_array_in_bounds_p), |
970 | SCM_WNA, NULL); | |
0f2d19dd JB |
971 | v = SCM_CAR (args); |
972 | args = SCM_CDR (args); | |
973 | SCM_ASRTGO (SCM_NIMP (v), badarg1); | |
974 | if (SCM_NIMP (args)) | |
975 | ||
976 | { | |
977 | ind = SCM_CAR (args); | |
978 | args = SCM_CDR (args); | |
979 | SCM_ASSERT (SCM_INUMP (ind), ind, SCM_ARG2, s_array_in_bounds_p); | |
980 | pos = SCM_INUM (ind); | |
981 | } | |
982 | tail: | |
983 | switch SCM_TYP7 | |
984 | (v) | |
985 | { | |
986 | default: | |
987 | badarg1:scm_wta (v, (char *) SCM_ARG1, s_array_in_bounds_p); | |
f5bf2977 | 988 | wna: scm_wrong_num_args (scm_makfrom0str (s_array_in_bounds_p)); |
0f2d19dd JB |
989 | case scm_tc7_smob: |
990 | k = SCM_ARRAY_NDIM (v); | |
991 | s = SCM_ARRAY_DIMS (v); | |
992 | pos = SCM_ARRAY_BASE (v); | |
993 | if (!k) | |
994 | { | |
995 | SCM_ASRTGO (SCM_NULLP (ind), wna); | |
996 | ind = SCM_INUM0; | |
997 | } | |
998 | else | |
999 | while (!0) | |
1000 | { | |
1001 | j = SCM_INUM (ind); | |
1002 | if (!(j >= (s->lbnd) && j <= (s->ubnd))) | |
1003 | { | |
1004 | SCM_ASRTGO (--k == scm_ilength (args), wna); | |
1005 | return SCM_BOOL_F; | |
1006 | } | |
1007 | pos += (j - s->lbnd) * (s->inc); | |
1008 | if (!(--k && SCM_NIMP (args))) | |
1009 | break; | |
1010 | ind = SCM_CAR (args); | |
1011 | args = SCM_CDR (args); | |
1012 | s++; | |
1013 | SCM_ASSERT (SCM_INUMP (ind), ind, s_bad_ind, s_array_in_bounds_p); | |
1014 | } | |
1015 | SCM_ASRTGO (0 == k, wna); | |
1016 | v = SCM_ARRAY_V (v); | |
1017 | goto tail; | |
1018 | case scm_tc7_bvect: | |
1019 | case scm_tc7_string: | |
1020 | case scm_tc7_byvect: | |
1021 | case scm_tc7_uvect: | |
1022 | case scm_tc7_ivect: | |
1023 | case scm_tc7_fvect: | |
1024 | case scm_tc7_dvect: | |
1025 | case scm_tc7_cvect: | |
1026 | case scm_tc7_svect: | |
1027 | #ifdef LONGLONGS | |
1028 | case scm_tc7_llvect: | |
1029 | #endif | |
1030 | case scm_tc7_vector: | |
1031 | SCM_ASRTGO (SCM_NULLP (args) && SCM_INUMP (ind), wna); | |
1032 | return pos >= 0 && pos < SCM_LENGTH (v) ? SCM_BOOL_T : SCM_BOOL_F; | |
1033 | } | |
1034 | } | |
1035 | ||
1036 | ||
1037 | SCM_PROC(s_array_ref, "array-ref", 1, 0, 1, scm_uniform_vector_ref); | |
1038 | SCM_PROC(s_uniform_vector_ref, "uniform-vector-ref", 2, 0, 0, scm_uniform_vector_ref); | |
1cc91f1b | 1039 | |
0f2d19dd JB |
1040 | SCM |
1041 | scm_uniform_vector_ref (v, args) | |
1042 | SCM v; | |
1043 | SCM args; | |
0f2d19dd JB |
1044 | { |
1045 | long pos; | |
0f2d19dd | 1046 | |
35de7ebe | 1047 | if (SCM_IMP (v)) |
0f2d19dd JB |
1048 | { |
1049 | SCM_ASRTGO (SCM_NULLP (args), badarg); | |
1050 | return v; | |
1051 | } | |
1052 | else if (SCM_ARRAYP (v)) | |
0f2d19dd JB |
1053 | { |
1054 | pos = scm_aind (v, args, s_uniform_vector_ref); | |
1055 | v = SCM_ARRAY_V (v); | |
1056 | } | |
1057 | else | |
1058 | { | |
1059 | if (SCM_NIMP (args)) | |
1060 | ||
1061 | { | |
1062 | SCM_ASSERT (SCM_CONSP (args) && SCM_INUMP (SCM_CAR (args)), args, SCM_ARG2, s_uniform_vector_ref); | |
1063 | pos = SCM_INUM (SCM_CAR (args)); | |
1064 | SCM_ASRTGO (SCM_NULLP (SCM_CDR (args)), wna); | |
1065 | } | |
1066 | else | |
1067 | { | |
1068 | SCM_ASSERT (SCM_INUMP (args), args, SCM_ARG2, s_uniform_vector_ref); | |
1069 | pos = SCM_INUM (args); | |
1070 | } | |
1071 | SCM_ASRTGO (pos >= 0 && pos < SCM_LENGTH (v), outrng); | |
1072 | } | |
1073 | switch SCM_TYP7 | |
1074 | (v) | |
1075 | { | |
1076 | default: | |
1077 | if (SCM_NULLP (args)) | |
1078 | return v; | |
35de7ebe JB |
1079 | badarg: |
1080 | scm_wta (v, (char *) SCM_ARG1, s_uniform_vector_ref); | |
1081 | abort (); | |
52859adf | 1082 | outrng:scm_out_of_range (s_uniform_vector_ref, SCM_MAKINUM (pos)); |
f5bf2977 | 1083 | wna: scm_wrong_num_args (scm_makfrom0str (s_uniform_vector_ref)); |
0f2d19dd JB |
1084 | case scm_tc7_smob: |
1085 | { /* enclosed */ | |
1086 | int k = SCM_ARRAY_NDIM (v); | |
1087 | SCM res = scm_make_ra (k); | |
1088 | SCM_ARRAY_V (res) = SCM_ARRAY_V (v); | |
1089 | SCM_ARRAY_BASE (res) = pos; | |
1090 | while (k--) | |
1091 | { | |
1092 | SCM_ARRAY_DIMS (res)[k].lbnd = SCM_ARRAY_DIMS (v)[k].lbnd; | |
1093 | SCM_ARRAY_DIMS (res)[k].ubnd = SCM_ARRAY_DIMS (v)[k].ubnd; | |
1094 | SCM_ARRAY_DIMS (res)[k].inc = SCM_ARRAY_DIMS (v)[k].inc; | |
1095 | } | |
1096 | return res; | |
1097 | } | |
1098 | case scm_tc7_bvect: | |
1099 | if (SCM_VELTS (v)[pos / SCM_LONG_BIT] & (1L << (pos % SCM_LONG_BIT))) | |
1100 | return SCM_BOOL_T; | |
1101 | else | |
1102 | return SCM_BOOL_F; | |
1103 | case scm_tc7_string: | |
1104 | return SCM_MAKICHR (SCM_CHARS (v)[pos]); | |
1105 | case scm_tc7_byvect: | |
1106 | return SCM_MAKINUM (((char *)SCM_CHARS (v))[pos]); | |
1107 | # ifdef SCM_INUMS_ONLY | |
1108 | case scm_tc7_uvect: | |
1109 | case scm_tc7_ivect: | |
1110 | return SCM_MAKINUM (SCM_VELTS (v)[pos]); | |
1111 | # else | |
1112 | case scm_tc7_uvect: | |
1113 | return scm_ulong2num(SCM_VELTS(v)[pos]); | |
1114 | case scm_tc7_ivect: | |
1115 | return scm_long2num(SCM_VELTS(v)[pos]); | |
1116 | # endif | |
1117 | ||
1118 | case scm_tc7_svect: | |
1119 | return SCM_MAKINUM (((short *) SCM_CDR (v))[pos]); | |
1120 | #ifdef LONGLONGS | |
1121 | case scm_tc7_llvect: | |
1122 | return scm_long_long2num (((long_long *) SCM_CDR (v))[pos]); | |
1123 | #endif | |
1124 | ||
1125 | #ifdef SCM_FLOATS | |
1126 | #ifdef SCM_SINGLES | |
1127 | case scm_tc7_fvect: | |
1128 | return scm_makflo (((float *) SCM_CDR (v))[pos]); | |
1129 | #endif | |
1130 | case scm_tc7_dvect: | |
1131 | return scm_makdbl (((double *) SCM_CDR (v))[pos], 0.0); | |
1132 | case scm_tc7_cvect: | |
1133 | return scm_makdbl (((double *) SCM_CDR (v))[2 * pos], | |
1134 | ((double *) SCM_CDR (v))[2 * pos + 1]); | |
1135 | #endif | |
1136 | case scm_tc7_vector: | |
1137 | return SCM_VELTS (v)[pos]; | |
1138 | } | |
1139 | } | |
1140 | ||
1141 | /* Internal version of scm_uniform_vector_ref for uves that does no error checking and | |
1142 | tries to recycle conses. (Make *sure* you want them recycled.) */ | |
1cc91f1b | 1143 | |
0f2d19dd JB |
1144 | SCM |
1145 | scm_cvref (v, pos, last) | |
1146 | SCM v; | |
1147 | scm_sizet pos; | |
1148 | SCM last; | |
0f2d19dd JB |
1149 | { |
1150 | switch SCM_TYP7 | |
1151 | (v) | |
1152 | { | |
1153 | default: | |
1154 | scm_wta (v, (char *) SCM_ARG1, "PROGRAMMING ERROR: scm_cvref"); | |
1155 | case scm_tc7_bvect: | |
1156 | if (SCM_VELTS (v)[pos / SCM_LONG_BIT] & (1L << (pos % SCM_LONG_BIT))) | |
1157 | return SCM_BOOL_T; | |
1158 | else | |
1159 | return SCM_BOOL_F; | |
1160 | case scm_tc7_string: | |
1161 | return SCM_MAKICHR (SCM_CHARS (v)[pos]); | |
1162 | case scm_tc7_byvect: | |
1163 | return SCM_MAKINUM (((char *)SCM_CHARS (v))[pos]); | |
1164 | # ifdef SCM_INUMS_ONLY | |
1165 | case scm_tc7_uvect: | |
1166 | case scm_tc7_ivect: | |
1167 | return SCM_MAKINUM (SCM_VELTS (v)[pos]); | |
1168 | # else | |
1169 | case scm_tc7_uvect: | |
1170 | return scm_ulong2num(SCM_VELTS(v)[pos]); | |
1171 | case scm_tc7_ivect: | |
1172 | return scm_long2num(SCM_VELTS(v)[pos]); | |
1173 | # endif | |
1174 | case scm_tc7_svect: | |
1175 | return SCM_MAKINUM (((short *) SCM_CDR (v))[pos]); | |
1176 | #ifdef LONGLONGS | |
1177 | case scm_tc7_llvect: | |
1178 | return scm_long_long2num (((long_long *) SCM_CDR (v))[pos]); | |
1179 | #endif | |
1180 | #ifdef SCM_FLOATS | |
1181 | #ifdef SCM_SINGLES | |
1182 | case scm_tc7_fvect: | |
1183 | if (SCM_NIMP (last) && (last != scm_flo0) && (scm_tc_flo == SCM_CAR (last))) | |
1184 | { | |
1185 | SCM_FLO (last) = ((float *) SCM_CDR (v))[pos]; | |
1186 | return last; | |
1187 | } | |
1188 | return scm_makflo (((float *) SCM_CDR (v))[pos]); | |
1189 | #endif | |
1190 | case scm_tc7_dvect: | |
1191 | #ifdef SCM_SINGLES | |
1192 | if (SCM_NIMP (last) && scm_tc_dblr == SCM_CAR (last)) | |
1193 | #else | |
1194 | if (SCM_NIMP (last) && (last != scm_flo0) && (scm_tc_dblr == SCM_CAR (last))) | |
1195 | #endif | |
1196 | { | |
1197 | SCM_REAL (last) = ((double *) SCM_CDR (v))[pos]; | |
1198 | return last; | |
1199 | } | |
1200 | return scm_makdbl (((double *) SCM_CDR (v))[pos], 0.0); | |
1201 | case scm_tc7_cvect: | |
1202 | if (SCM_NIMP (last) && scm_tc_dblc == SCM_CAR (last)) | |
1203 | { | |
1204 | SCM_REAL (last) = ((double *) SCM_CDR (v))[2 * pos]; | |
1205 | SCM_IMAG (last) = ((double *) SCM_CDR (v))[2 * pos + 1]; | |
1206 | return last; | |
1207 | } | |
1208 | return scm_makdbl (((double *) SCM_CDR (v))[2 * pos], | |
1209 | ((double *) SCM_CDR (v))[2 * pos + 1]); | |
1210 | #endif | |
1211 | case scm_tc7_vector: | |
1212 | return SCM_VELTS (v)[pos]; | |
1213 | case scm_tc7_smob: | |
1214 | { /* enclosed scm_array */ | |
1215 | int k = SCM_ARRAY_NDIM (v); | |
1216 | SCM res = scm_make_ra (k); | |
1217 | SCM_ARRAY_V (res) = SCM_ARRAY_V (v); | |
1218 | SCM_ARRAY_BASE (res) = pos; | |
1219 | while (k--) | |
1220 | { | |
1221 | SCM_ARRAY_DIMS (res)[k].ubnd = SCM_ARRAY_DIMS (v)[k].ubnd; | |
1222 | SCM_ARRAY_DIMS (res)[k].lbnd = SCM_ARRAY_DIMS (v)[k].lbnd; | |
1223 | SCM_ARRAY_DIMS (res)[k].inc = SCM_ARRAY_DIMS (v)[k].inc; | |
1224 | } | |
1225 | return res; | |
1226 | } | |
1227 | } | |
1228 | } | |
1229 | ||
1230 | SCM_PROC(s_uniform_array_set1_x, "uniform-array-set1!", 3, 0, 0, scm_array_set_x); | |
1231 | SCM_PROC(s_array_set_x, "array-set!", 2, 0, 1, scm_array_set_x); | |
1cc91f1b | 1232 | |
0aa0871f GH |
1233 | /* Note that args may be a list or an immediate object, depending which |
1234 | PROC is used (and it's called from C too). */ | |
0f2d19dd JB |
1235 | SCM |
1236 | scm_array_set_x (v, obj, args) | |
1237 | SCM v; | |
1238 | SCM obj; | |
1239 | SCM args; | |
0f2d19dd JB |
1240 | { |
1241 | long pos; | |
1242 | SCM_ASRTGO (SCM_NIMP (v), badarg1); | |
1243 | if (SCM_ARRAYP (v)) | |
0f2d19dd JB |
1244 | { |
1245 | pos = scm_aind (v, args, s_array_set_x); | |
1246 | v = SCM_ARRAY_V (v); | |
1247 | } | |
1248 | else | |
1249 | { | |
1250 | if (SCM_NIMP (args)) | |
0f2d19dd | 1251 | { |
0aa0871f GH |
1252 | SCM_ASSERT (SCM_CONSP(args) && SCM_INUMP (SCM_CAR (args)), args, |
1253 | SCM_ARG3, s_array_set_x); | |
0f2d19dd | 1254 | SCM_ASRTGO (SCM_NULLP (SCM_CDR (args)), wna); |
0aa0871f | 1255 | pos = SCM_INUM (SCM_CAR (args)); |
0f2d19dd JB |
1256 | } |
1257 | else | |
1258 | { | |
0aa0871f | 1259 | SCM_ASSERT (SCM_INUMP (args), args, SCM_ARG3, s_array_set_x); |
0f2d19dd JB |
1260 | pos = SCM_INUM (args); |
1261 | } | |
1262 | SCM_ASRTGO (pos >= 0 && pos < SCM_LENGTH (v), outrng); | |
1263 | } | |
1264 | switch (SCM_TYP7 (v)) | |
1265 | { | |
35de7ebe JB |
1266 | default: badarg1: |
1267 | scm_wta (v, (char *) SCM_ARG1, s_array_set_x); | |
1268 | abort (); | |
52859adf | 1269 | outrng:scm_out_of_range (s_array_set_x, SCM_MAKINUM (pos)); |
f5bf2977 | 1270 | wna: scm_wrong_num_args (scm_makfrom0str (s_array_set_x)); |
0f2d19dd JB |
1271 | case scm_tc7_smob: /* enclosed */ |
1272 | goto badarg1; | |
1273 | case scm_tc7_bvect: | |
1274 | if (SCM_BOOL_F == obj) | |
1275 | SCM_VELTS (v)[pos / SCM_LONG_BIT] &= ~(1L << (pos % SCM_LONG_BIT)); | |
1276 | else if (SCM_BOOL_T == obj) | |
1277 | SCM_VELTS (v)[pos / SCM_LONG_BIT] |= (1L << (pos % SCM_LONG_BIT)); | |
1278 | else | |
0aa0871f | 1279 | badobj:scm_wta (obj, (char *) SCM_ARG2, s_array_set_x); |
0f2d19dd JB |
1280 | break; |
1281 | case scm_tc7_string: | |
0aa0871f | 1282 | SCM_ASRTGO (SCM_ICHRP (obj), badobj); |
0f2d19dd JB |
1283 | SCM_CHARS (v)[pos] = SCM_ICHR (obj); |
1284 | break; | |
1285 | case scm_tc7_byvect: | |
1286 | if (SCM_ICHRP (obj)) | |
b1d24656 | 1287 | obj = SCM_MAKINUM ((char) SCM_ICHR (obj)); |
0aa0871f | 1288 | SCM_ASRTGO (SCM_INUMP (obj), badobj); |
0f2d19dd JB |
1289 | ((char *)SCM_CHARS (v))[pos] = SCM_INUM (obj); |
1290 | break; | |
1291 | # ifdef SCM_INUMS_ONLY | |
1292 | case scm_tc7_uvect: | |
0aa0871f | 1293 | SCM_ASRTGO (SCM_INUM (obj) >= 0, badobj); |
0f2d19dd | 1294 | case scm_tc7_ivect: |
0aa0871f | 1295 | SCM_ASRTGO(SCM_INUMP(obj), badobj); SCM_VELTS(v)[pos] = SCM_INUM(obj); break; |
0f2d19dd JB |
1296 | # else |
1297 | case scm_tc7_uvect: | |
0aa0871f | 1298 | SCM_VELTS(v)[pos] = scm_num2ulong(obj, (char *)SCM_ARG2, s_array_set_x); break; |
0f2d19dd | 1299 | case scm_tc7_ivect: |
0aa0871f | 1300 | SCM_VELTS(v)[pos] = num2long(obj, (char *)SCM_ARG2, s_array_set_x); break; |
0f2d19dd JB |
1301 | # endif |
1302 | break; | |
1303 | ||
1304 | case scm_tc7_svect: | |
0aa0871f | 1305 | SCM_ASRTGO (SCM_INUMP (obj), badobj); |
0f2d19dd JB |
1306 | ((short *) SCM_CDR (v))[pos] = SCM_INUM (obj); |
1307 | break; | |
1308 | #ifdef LONGLONGS | |
1309 | case scm_tc7_llvect: | |
0aa0871f | 1310 | ((long_long *) SCM_CDR (v))[pos] = scm_num2long_long (obj, (char *)SCM_ARG2, s_array_set_x); |
0f2d19dd JB |
1311 | break; |
1312 | #endif | |
1313 | ||
1314 | ||
1315 | #ifdef SCM_FLOATS | |
1316 | #ifdef SCM_SINGLES | |
1317 | case scm_tc7_fvect: | |
0aa0871f | 1318 | SCM_ASRTGO (SCM_NIMP (obj) && SCM_REALP (obj), badobj); |
0f2d19dd JB |
1319 | ((float *) SCM_CDR (v))[pos] = SCM_REALPART (obj); |
1320 | break; | |
1321 | #endif | |
1322 | case scm_tc7_dvect: | |
0aa0871f | 1323 | SCM_ASRTGO (SCM_NIMP (obj) && SCM_REALP (obj), badobj); |
0f2d19dd JB |
1324 | ((double *) SCM_CDR (v))[pos] = SCM_REALPART (obj); |
1325 | break; | |
1326 | case scm_tc7_cvect: | |
0aa0871f | 1327 | SCM_ASRTGO (SCM_NIMP (obj) && SCM_INEXP (obj), badobj); |
0f2d19dd JB |
1328 | ((double *) SCM_CDR (v))[2 * pos] = SCM_REALPART (obj); |
1329 | ((double *) SCM_CDR (v))[2 * pos + 1] = SCM_CPLXP (obj) ? SCM_IMAG (obj) : 0.0; | |
1330 | break; | |
1331 | #endif | |
1332 | case scm_tc7_vector: | |
1333 | SCM_VELTS (v)[pos] = obj; | |
1334 | break; | |
1335 | } | |
1336 | return SCM_UNSPECIFIED; | |
1337 | } | |
1338 | ||
1339 | SCM_PROC(s_array_contents, "array-contents", 1, 1, 0, scm_array_contents); | |
1cc91f1b | 1340 | |
0f2d19dd JB |
1341 | SCM |
1342 | scm_array_contents (ra, strict) | |
1343 | SCM ra; | |
1344 | SCM strict; | |
0f2d19dd JB |
1345 | { |
1346 | SCM sra; | |
1347 | if (SCM_IMP (ra)) | |
1348 | return SCM_BOOL_F; | |
1349 | switch SCM_TYP7 | |
1350 | (ra) | |
1351 | { | |
1352 | default: | |
1353 | return SCM_BOOL_F; | |
1354 | case scm_tc7_vector: | |
1355 | case scm_tc7_string: | |
1356 | case scm_tc7_bvect: | |
1357 | case scm_tc7_byvect: | |
1358 | case scm_tc7_uvect: | |
1359 | case scm_tc7_ivect: | |
1360 | case scm_tc7_fvect: | |
1361 | case scm_tc7_dvect: | |
1362 | case scm_tc7_cvect: | |
1363 | case scm_tc7_svect: | |
1364 | #ifdef LONGLONGS | |
1365 | case scm_tc7_llvect: | |
1366 | #endif | |
1367 | return ra; | |
1368 | case scm_tc7_smob: | |
1369 | { | |
1370 | scm_sizet k, ndim = SCM_ARRAY_NDIM (ra), len = 1; | |
1371 | if (!SCM_ARRAYP (ra) || !SCM_ARRAY_CONTP (ra)) | |
1372 | return SCM_BOOL_F; | |
1373 | for (k = 0; k < ndim; k++) | |
1374 | len *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1375 | if (!SCM_UNBNDP (strict)) | |
1376 | { | |
1377 | if SCM_ARRAY_BASE | |
1378 | (ra) return SCM_BOOL_F; | |
1379 | if (ndim && (1 != SCM_ARRAY_DIMS (ra)[ndim - 1].inc)) | |
1380 | return SCM_BOOL_F; | |
1381 | if (scm_tc7_bvect == SCM_TYP7 (SCM_ARRAY_V (ra))) | |
1382 | { | |
1383 | if (len != SCM_LENGTH (SCM_ARRAY_V (ra)) || | |
1384 | SCM_ARRAY_BASE (ra) % SCM_LONG_BIT || | |
1385 | len % SCM_LONG_BIT) | |
1386 | return SCM_BOOL_F; | |
1387 | } | |
1388 | } | |
1389 | if ((len == SCM_LENGTH (SCM_ARRAY_V (ra))) && 0 == SCM_ARRAY_BASE (ra) && SCM_ARRAY_DIMS (ra)->inc) | |
1390 | return SCM_ARRAY_V (ra); | |
1391 | sra = scm_make_ra (1); | |
1392 | SCM_ARRAY_DIMS (sra)->lbnd = 0; | |
1393 | SCM_ARRAY_DIMS (sra)->ubnd = len - 1; | |
1394 | SCM_ARRAY_V (sra) = SCM_ARRAY_V (ra); | |
1395 | SCM_ARRAY_BASE (sra) = SCM_ARRAY_BASE (ra); | |
1396 | SCM_ARRAY_DIMS (sra)->inc = (ndim ? SCM_ARRAY_DIMS (ra)[ndim - 1].inc : 1); | |
1397 | return sra; | |
1398 | } | |
1399 | } | |
1400 | } | |
1401 | ||
1cc91f1b | 1402 | |
0f2d19dd JB |
1403 | SCM |
1404 | scm_ra2contig (ra, copy) | |
1405 | SCM ra; | |
1406 | int copy; | |
0f2d19dd JB |
1407 | { |
1408 | SCM ret; | |
1409 | long inc = 1; | |
1410 | scm_sizet k, len = 1; | |
1411 | for (k = SCM_ARRAY_NDIM (ra); k--;) | |
1412 | len *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1413 | k = SCM_ARRAY_NDIM (ra); | |
1414 | if (SCM_ARRAY_CONTP (ra) && ((0 == k) || (1 == SCM_ARRAY_DIMS (ra)[k - 1].inc))) | |
1415 | { | |
1416 | if (scm_tc7_bvect != SCM_TYP7 (ra)) | |
1417 | return ra; | |
1418 | if ((len == SCM_LENGTH (SCM_ARRAY_V (ra)) && | |
1419 | 0 == SCM_ARRAY_BASE (ra) % SCM_LONG_BIT && | |
1420 | 0 == len % SCM_LONG_BIT)) | |
1421 | return ra; | |
1422 | } | |
1423 | ret = scm_make_ra (k); | |
1424 | SCM_ARRAY_BASE (ret) = 0; | |
1425 | while (k--) | |
1426 | { | |
1427 | SCM_ARRAY_DIMS (ret)[k].lbnd = SCM_ARRAY_DIMS (ra)[k].lbnd; | |
1428 | SCM_ARRAY_DIMS (ret)[k].ubnd = SCM_ARRAY_DIMS (ra)[k].ubnd; | |
1429 | SCM_ARRAY_DIMS (ret)[k].inc = inc; | |
1430 | inc *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1431 | } | |
1432 | SCM_ARRAY_V (ret) = scm_make_uve ((inc - 1), scm_array_prototype (ra)); | |
1433 | if (copy) | |
1434 | scm_array_copy_x (ra, ret); | |
1435 | return ret; | |
1436 | } | |
1437 | ||
1438 | ||
1439 | ||
3d8d56df | 1440 | SCM_PROC(s_uniform_array_read_x, "uniform-array-read!", 1, 3, 0, scm_uniform_array_read_x); |
1cc91f1b | 1441 | |
0f2d19dd | 1442 | SCM |
1146b6cd | 1443 | scm_uniform_array_read_x (ra, port_or_fd, start, end) |
0f2d19dd | 1444 | SCM ra; |
3d8d56df | 1445 | SCM port_or_fd; |
1146b6cd GH |
1446 | SCM start; |
1447 | SCM end; | |
0f2d19dd | 1448 | { |
35de7ebe | 1449 | SCM cra = SCM_UNDEFINED, v = ra; |
3d8d56df | 1450 | long sz, vlen, ans; |
1146b6cd GH |
1451 | long cstart = 0; |
1452 | long cend; | |
1453 | long offset = 0; | |
35de7ebe | 1454 | |
0f2d19dd | 1455 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
3d8d56df GH |
1456 | if (SCM_UNBNDP (port_or_fd)) |
1457 | port_or_fd = scm_cur_inp; | |
1458 | else | |
1459 | SCM_ASSERT (SCM_INUMP (port_or_fd) | |
1460 | || (SCM_NIMP (port_or_fd) && SCM_OPINFPORTP (port_or_fd)), | |
1461 | port_or_fd, SCM_ARG2, s_uniform_array_read_x); | |
1462 | vlen = SCM_LENGTH (v); | |
35de7ebe | 1463 | |
0f2d19dd | 1464 | loop: |
35de7ebe | 1465 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1466 | { |
1467 | default: | |
1468 | badarg1:scm_wta (v, (char *) SCM_ARG1, s_uniform_array_read_x); | |
1469 | case scm_tc7_smob: | |
1470 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
1471 | cra = scm_ra2contig (ra, 0); | |
1146b6cd | 1472 | cstart += SCM_ARRAY_BASE (cra); |
3d8d56df | 1473 | vlen = SCM_ARRAY_DIMS (cra)->inc * |
0f2d19dd JB |
1474 | (SCM_ARRAY_DIMS (cra)->ubnd - SCM_ARRAY_DIMS (cra)->lbnd + 1); |
1475 | v = SCM_ARRAY_V (cra); | |
1476 | goto loop; | |
1477 | case scm_tc7_string: | |
1478 | case scm_tc7_byvect: | |
1479 | sz = sizeof (char); | |
1480 | break; | |
1481 | case scm_tc7_bvect: | |
3d8d56df | 1482 | vlen = (vlen + SCM_LONG_BIT - 1) / SCM_LONG_BIT; |
1146b6cd | 1483 | cstart /= SCM_LONG_BIT; |
0f2d19dd JB |
1484 | case scm_tc7_uvect: |
1485 | case scm_tc7_ivect: | |
1486 | sz = sizeof (long); | |
1487 | break; | |
1488 | case scm_tc7_svect: | |
1489 | sz = sizeof (short); | |
1490 | break; | |
1491 | #ifdef LONGLONGS | |
1492 | case scm_tc7_llvect: | |
1493 | sz = sizeof (long_long); | |
1494 | break; | |
1495 | #endif | |
1496 | #ifdef SCM_FLOATS | |
1497 | #ifdef SCM_SINGLES | |
1498 | case scm_tc7_fvect: | |
1499 | sz = sizeof (float); | |
1500 | break; | |
1501 | #endif | |
1502 | case scm_tc7_dvect: | |
1503 | sz = sizeof (double); | |
1504 | break; | |
1505 | case scm_tc7_cvect: | |
1506 | sz = 2 * sizeof (double); | |
1507 | break; | |
1508 | #endif | |
1509 | } | |
3d8d56df | 1510 | |
1146b6cd GH |
1511 | cend = vlen; |
1512 | if (!SCM_UNBNDP (start)) | |
3d8d56df | 1513 | { |
1146b6cd GH |
1514 | offset = |
1515 | scm_num2long (start, (char *) SCM_ARG3, s_uniform_array_read_x); | |
35de7ebe | 1516 | |
1146b6cd GH |
1517 | if (offset < 0 || offset >= cend) |
1518 | scm_out_of_range (s_uniform_array_read_x, start); | |
1519 | ||
1520 | if (!SCM_UNBNDP (end)) | |
1521 | { | |
1522 | long tend = | |
1523 | scm_num2long (end, (char *) SCM_ARG4, s_uniform_array_read_x); | |
3d8d56df | 1524 | |
1146b6cd GH |
1525 | if (tend <= offset || tend > cend) |
1526 | scm_out_of_range (s_uniform_array_read_x, end); | |
1527 | cend = tend; | |
1528 | } | |
0f2d19dd | 1529 | } |
35de7ebe | 1530 | |
3d8d56df GH |
1531 | if (SCM_NIMP (port_or_fd)) |
1532 | { | |
1533 | /* if we have stored a character from the port in our own buffer, | |
1534 | push it back onto the stream. */ | |
1535 | /* An ungetc before an fread will not work on some systems if | |
1536 | setbuf(0). do #define NOSETBUF in scmfig.h to fix this. */ | |
1537 | if (SCM_CRDYP (port_or_fd)) | |
1538 | { | |
1539 | ungetc (SCM_CGETUN (port_or_fd), (FILE *)SCM_STREAM (port_or_fd)); | |
1540 | SCM_CLRDY (port_or_fd); /* Clear ungetted char */ | |
1541 | } | |
1146b6cd GH |
1542 | SCM_SYSCALL (ans = fread (SCM_CHARS (v) + (cstart + offset) * sz, |
1543 | (scm_sizet) sz, (scm_sizet) (cend - offset), | |
1544 | (FILE *)SCM_STREAM (port_or_fd))); | |
3d8d56df GH |
1545 | } |
1546 | else /* file descriptor. */ | |
1547 | { | |
1548 | SCM_SYSCALL (ans = read (SCM_INUM (port_or_fd), | |
1146b6cd GH |
1549 | SCM_CHARS (v) + (cstart + offset) * sz, |
1550 | (scm_sizet) (sz * (cend - offset)))); | |
3d8d56df GH |
1551 | if (ans == -1) |
1552 | scm_syserror (s_uniform_array_read_x); | |
1553 | } | |
0f2d19dd JB |
1554 | if (SCM_TYP7 (v) == scm_tc7_bvect) |
1555 | ans *= SCM_LONG_BIT; | |
35de7ebe | 1556 | |
0f2d19dd JB |
1557 | if (v != ra && cra != ra) |
1558 | scm_array_copy_x (cra, ra); | |
35de7ebe | 1559 | |
0f2d19dd JB |
1560 | return SCM_MAKINUM (ans); |
1561 | } | |
1562 | ||
3d8d56df | 1563 | SCM_PROC(s_uniform_array_write, "uniform-array-write", 1, 3, 0, scm_uniform_array_write); |
1cc91f1b | 1564 | |
0f2d19dd | 1565 | SCM |
1146b6cd | 1566 | scm_uniform_array_write (v, port_or_fd, start, end) |
0f2d19dd | 1567 | SCM v; |
3d8d56df | 1568 | SCM port_or_fd; |
1146b6cd GH |
1569 | SCM start; |
1570 | SCM end; | |
0f2d19dd | 1571 | { |
3d8d56df | 1572 | long sz, vlen, ans; |
1146b6cd GH |
1573 | long offset = 0; |
1574 | long cstart = 0; | |
1575 | long cend; | |
3d8d56df | 1576 | |
0f2d19dd | 1577 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
3d8d56df GH |
1578 | if (SCM_UNBNDP (port_or_fd)) |
1579 | port_or_fd = scm_cur_outp; | |
1580 | else | |
1581 | SCM_ASSERT (SCM_INUMP (port_or_fd) | |
1582 | || (SCM_NIMP (port_or_fd) && SCM_OPOUTFPORTP (port_or_fd)), | |
1583 | port_or_fd, SCM_ARG2, s_uniform_array_write); | |
1584 | vlen = SCM_LENGTH (v); | |
1585 | ||
0f2d19dd | 1586 | loop: |
3d8d56df | 1587 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1588 | { |
1589 | default: | |
1590 | badarg1:scm_wta (v, (char *) SCM_ARG1, s_uniform_array_write); | |
1591 | case scm_tc7_smob: | |
1592 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
1593 | v = scm_ra2contig (v, 1); | |
1146b6cd | 1594 | cstart = SCM_ARRAY_BASE (v); |
3d8d56df GH |
1595 | vlen = SCM_ARRAY_DIMS (v)->inc |
1596 | * (SCM_ARRAY_DIMS (v)->ubnd - SCM_ARRAY_DIMS (v)->lbnd + 1); | |
0f2d19dd JB |
1597 | v = SCM_ARRAY_V (v); |
1598 | goto loop; | |
0f2d19dd | 1599 | case scm_tc7_string: |
3d8d56df | 1600 | case scm_tc7_byvect: |
0f2d19dd JB |
1601 | sz = sizeof (char); |
1602 | break; | |
1603 | case scm_tc7_bvect: | |
3d8d56df | 1604 | vlen = (vlen + SCM_LONG_BIT - 1) / SCM_LONG_BIT; |
1146b6cd | 1605 | cstart /= SCM_LONG_BIT; |
0f2d19dd JB |
1606 | case scm_tc7_uvect: |
1607 | case scm_tc7_ivect: | |
1608 | sz = sizeof (long); | |
1609 | break; | |
1610 | case scm_tc7_svect: | |
1611 | sz = sizeof (short); | |
1612 | break; | |
1613 | #ifdef LONGLONGS | |
1614 | case scm_tc7_llvect: | |
1615 | sz = sizeof (long_long); | |
1616 | break; | |
1617 | #endif | |
1618 | #ifdef SCM_FLOATS | |
1619 | #ifdef SCM_SINGLES | |
1620 | case scm_tc7_fvect: | |
1621 | sz = sizeof (float); | |
1622 | break; | |
1623 | #endif | |
1624 | case scm_tc7_dvect: | |
1625 | sz = sizeof (double); | |
1626 | break; | |
1627 | case scm_tc7_cvect: | |
1628 | sz = 2 * sizeof (double); | |
1629 | break; | |
1630 | #endif | |
1631 | } | |
3d8d56df | 1632 | |
1146b6cd GH |
1633 | cend = vlen; |
1634 | if (!SCM_UNBNDP (start)) | |
3d8d56df | 1635 | { |
1146b6cd GH |
1636 | offset = |
1637 | scm_num2long (start, (char *) SCM_ARG3, s_uniform_array_write); | |
3d8d56df | 1638 | |
1146b6cd GH |
1639 | if (offset < 0 || offset >= cend) |
1640 | scm_out_of_range (s_uniform_array_write, start); | |
1641 | ||
1642 | if (!SCM_UNBNDP (end)) | |
1643 | { | |
1644 | long tend = | |
1645 | scm_num2long (end, (char *) SCM_ARG4, s_uniform_array_write); | |
3d8d56df | 1646 | |
1146b6cd GH |
1647 | if (tend <= offset || tend > cend) |
1648 | scm_out_of_range (s_uniform_array_write, end); | |
1649 | cend = tend; | |
1650 | } | |
3d8d56df GH |
1651 | } |
1652 | ||
1653 | if (SCM_NIMP (port_or_fd)) | |
1654 | { | |
1146b6cd GH |
1655 | SCM_SYSCALL (ans = fwrite (SCM_CHARS (v) + (cstart + offset) * sz, |
1656 | (scm_sizet) sz, (scm_sizet) (cend - offset), | |
3d8d56df GH |
1657 | (FILE *)SCM_STREAM (port_or_fd))); |
1658 | } | |
1659 | else /* file descriptor. */ | |
1660 | { | |
1661 | SCM_SYSCALL (ans = write (SCM_INUM (port_or_fd), | |
1146b6cd GH |
1662 | SCM_CHARS (v) + (cstart + offset) * sz, |
1663 | (scm_sizet) (sz * (cend - offset)))); | |
3d8d56df GH |
1664 | if (ans == -1) |
1665 | scm_syserror (s_uniform_array_write); | |
1666 | } | |
0f2d19dd JB |
1667 | if (SCM_TYP7 (v) == scm_tc7_bvect) |
1668 | ans *= SCM_LONG_BIT; | |
3d8d56df | 1669 | |
0f2d19dd JB |
1670 | return SCM_MAKINUM (ans); |
1671 | } | |
1672 | ||
1673 | ||
1674 | static char cnt_tab[16] = | |
1675 | {0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4}; | |
1676 | ||
1677 | SCM_PROC(s_bit_count, "bit-count", 2, 0, 0, scm_bit_count); | |
1cc91f1b | 1678 | |
0f2d19dd JB |
1679 | SCM |
1680 | scm_bit_count (item, seq) | |
1681 | SCM item; | |
1682 | SCM seq; | |
0f2d19dd JB |
1683 | { |
1684 | long i; | |
1685 | register unsigned long cnt = 0, w; | |
1686 | SCM_ASSERT (SCM_NIMP (seq), seq, SCM_ARG2, s_bit_count); | |
1687 | switch SCM_TYP7 | |
1688 | (seq) | |
1689 | { | |
1690 | default: | |
1691 | scm_wta (seq, (char *) SCM_ARG2, s_bit_count); | |
1692 | case scm_tc7_bvect: | |
1693 | if (0 == SCM_LENGTH (seq)) | |
1694 | return SCM_INUM0; | |
1695 | i = (SCM_LENGTH (seq) - 1) / SCM_LONG_BIT; | |
1696 | w = SCM_VELTS (seq)[i]; | |
1697 | if (SCM_FALSEP (item)) | |
1698 | w = ~w; | |
1699 | w <<= SCM_LONG_BIT - 1 - ((SCM_LENGTH (seq) - 1) % SCM_LONG_BIT); | |
1700 | while (!0) | |
1701 | { | |
1702 | for (; w; w >>= 4) | |
1703 | cnt += cnt_tab[w & 0x0f]; | |
1704 | if (0 == i--) | |
1705 | return SCM_MAKINUM (cnt); | |
1706 | w = SCM_VELTS (seq)[i]; | |
1707 | if (SCM_FALSEP (item)) | |
1708 | w = ~w; | |
1709 | } | |
1710 | } | |
1711 | } | |
1712 | ||
1713 | ||
1714 | SCM_PROC(s_bit_position, "bit-position", 3, 0, 0, scm_bit_position); | |
1cc91f1b | 1715 | |
0f2d19dd JB |
1716 | SCM |
1717 | scm_bit_position (item, v, k) | |
1718 | SCM item; | |
1719 | SCM v; | |
1720 | SCM k; | |
0f2d19dd JB |
1721 | { |
1722 | long i, lenw, xbits, pos = SCM_INUM (k); | |
1723 | register unsigned long w; | |
1724 | SCM_ASSERT (SCM_NIMP (v), v, SCM_ARG2, s_bit_position); | |
1725 | SCM_ASSERT (SCM_INUMP (k), k, SCM_ARG3, s_bit_position); | |
1726 | SCM_ASSERT ((pos <= SCM_LENGTH (v)) && (pos >= 0), | |
1727 | k, SCM_OUTOFRANGE, s_bit_position); | |
1728 | if (pos == SCM_LENGTH (v)) | |
1729 | return SCM_BOOL_F; | |
1730 | switch SCM_TYP7 | |
1731 | (v) | |
1732 | { | |
1733 | default: | |
1734 | scm_wta (v, (char *) SCM_ARG2, s_bit_position); | |
1735 | case scm_tc7_bvect: | |
1736 | if (0 == SCM_LENGTH (v)) | |
1737 | return SCM_MAKINUM (-1L); | |
1738 | lenw = (SCM_LENGTH (v) - 1) / SCM_LONG_BIT; /* watch for part words */ | |
1739 | i = pos / SCM_LONG_BIT; | |
1740 | w = SCM_VELTS (v)[i]; | |
1741 | if (SCM_FALSEP (item)) | |
1742 | w = ~w; | |
1743 | xbits = (pos % SCM_LONG_BIT); | |
1744 | pos -= xbits; | |
1745 | w = ((w >> xbits) << xbits); | |
1746 | xbits = SCM_LONG_BIT - 1 - (SCM_LENGTH (v) - 1) % SCM_LONG_BIT; | |
1747 | while (!0) | |
1748 | { | |
1749 | if (w && (i == lenw)) | |
1750 | w = ((w << xbits) >> xbits); | |
1751 | if (w) | |
1752 | while (w) | |
1753 | switch (w & 0x0f) | |
1754 | { | |
1755 | default: | |
1756 | return SCM_MAKINUM (pos); | |
1757 | case 2: | |
1758 | case 6: | |
1759 | case 10: | |
1760 | case 14: | |
1761 | return SCM_MAKINUM (pos + 1); | |
1762 | case 4: | |
1763 | case 12: | |
1764 | return SCM_MAKINUM (pos + 2); | |
1765 | case 8: | |
1766 | return SCM_MAKINUM (pos + 3); | |
1767 | case 0: | |
1768 | pos += 4; | |
1769 | w >>= 4; | |
1770 | } | |
1771 | if (++i > lenw) | |
1772 | break; | |
1773 | pos += SCM_LONG_BIT; | |
1774 | w = SCM_VELTS (v)[i]; | |
1775 | if (SCM_FALSEP (item)) | |
1776 | w = ~w; | |
1777 | } | |
1778 | return SCM_BOOL_F; | |
1779 | } | |
1780 | } | |
1781 | ||
1782 | ||
1783 | SCM_PROC(s_bit_set_star_x, "bit-set*!", 3, 0, 0, scm_bit_set_star_x); | |
1cc91f1b | 1784 | |
0f2d19dd JB |
1785 | SCM |
1786 | scm_bit_set_star_x (v, kv, obj) | |
1787 | SCM v; | |
1788 | SCM kv; | |
1789 | SCM obj; | |
0f2d19dd JB |
1790 | { |
1791 | register long i, k, vlen; | |
1792 | SCM_ASRTGO (SCM_NIMP (v), badarg1); | |
1793 | SCM_ASRTGO (SCM_NIMP (kv), badarg2); | |
1794 | switch SCM_TYP7 | |
1795 | (kv) | |
1796 | { | |
1797 | default: | |
1798 | badarg2:scm_wta (kv, (char *) SCM_ARG2, s_bit_set_star_x); | |
1799 | case scm_tc7_uvect: | |
1800 | switch SCM_TYP7 | |
1801 | (v) | |
1802 | { | |
1803 | default: | |
1804 | badarg1:scm_wta (v, (char *) SCM_ARG1, s_bit_set_star_x); | |
1805 | case scm_tc7_bvect: | |
1806 | vlen = SCM_LENGTH (v); | |
1807 | if (SCM_BOOL_F == obj) | |
1808 | for (i = SCM_LENGTH (kv); i;) | |
1809 | { | |
1810 | k = SCM_VELTS (kv)[--i]; | |
1811 | SCM_ASSERT ((k < vlen), SCM_MAKINUM (k), SCM_OUTOFRANGE, s_bit_set_star_x); | |
1812 | SCM_VELTS (v)[k / SCM_LONG_BIT] &= ~(1L << (k % SCM_LONG_BIT)); | |
1813 | } | |
1814 | else if (SCM_BOOL_T == obj) | |
1815 | for (i = SCM_LENGTH (kv); i;) | |
1816 | { | |
1817 | k = SCM_VELTS (kv)[--i]; | |
1818 | SCM_ASSERT ((k < vlen), SCM_MAKINUM (k), SCM_OUTOFRANGE, s_bit_set_star_x); | |
1819 | SCM_VELTS (v)[k / SCM_LONG_BIT] |= (1L << (k % SCM_LONG_BIT)); | |
1820 | } | |
1821 | else | |
1822 | badarg3:scm_wta (obj, (char *) SCM_ARG3, s_bit_set_star_x); | |
1823 | } | |
1824 | break; | |
1825 | case scm_tc7_bvect: | |
1826 | SCM_ASRTGO (SCM_TYP7 (v) == scm_tc7_bvect && SCM_LENGTH (v) == SCM_LENGTH (kv), badarg1); | |
1827 | if (SCM_BOOL_F == obj) | |
1828 | for (k = (SCM_LENGTH (v) + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) | |
1829 | SCM_VELTS (v)[k] &= ~(SCM_VELTS (kv)[k]); | |
1830 | else if (SCM_BOOL_T == obj) | |
1831 | for (k = (SCM_LENGTH (v) + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) | |
1832 | SCM_VELTS (v)[k] |= SCM_VELTS (kv)[k]; | |
1833 | else | |
1834 | goto badarg3; | |
1835 | break; | |
1836 | } | |
1837 | return SCM_UNSPECIFIED; | |
1838 | } | |
1839 | ||
1840 | ||
1841 | SCM_PROC(s_bit_count_star, "bit-count*", 3, 0, 0, scm_bit_count_star); | |
1cc91f1b | 1842 | |
0f2d19dd JB |
1843 | SCM |
1844 | scm_bit_count_star (v, kv, obj) | |
1845 | SCM v; | |
1846 | SCM kv; | |
1847 | SCM obj; | |
0f2d19dd JB |
1848 | { |
1849 | register long i, vlen, count = 0; | |
1850 | register unsigned long k; | |
1851 | SCM_ASRTGO (SCM_NIMP (v), badarg1); | |
1852 | SCM_ASRTGO (SCM_NIMP (kv), badarg2); | |
1853 | switch SCM_TYP7 | |
1854 | (kv) | |
1855 | { | |
1856 | default: | |
1857 | badarg2:scm_wta (kv, (char *) SCM_ARG2, s_bit_count_star); | |
1858 | case scm_tc7_uvect: | |
1859 | switch SCM_TYP7 | |
1860 | (v) | |
1861 | { | |
1862 | default: | |
1863 | badarg1:scm_wta (v, (char *) SCM_ARG1, s_bit_count_star); | |
1864 | case scm_tc7_bvect: | |
1865 | vlen = SCM_LENGTH (v); | |
1866 | if (SCM_BOOL_F == obj) | |
1867 | for (i = SCM_LENGTH (kv); i;) | |
1868 | { | |
1869 | k = SCM_VELTS (kv)[--i]; | |
1870 | SCM_ASSERT ((k < vlen), SCM_MAKINUM (k), SCM_OUTOFRANGE, s_bit_count_star); | |
1871 | if (!(SCM_VELTS (v)[k / SCM_LONG_BIT] & (1L << (k % SCM_LONG_BIT)))) | |
1872 | count++; | |
1873 | } | |
1874 | else if (SCM_BOOL_T == obj) | |
1875 | for (i = SCM_LENGTH (kv); i;) | |
1876 | { | |
1877 | k = SCM_VELTS (kv)[--i]; | |
1878 | SCM_ASSERT ((k < vlen), SCM_MAKINUM (k), SCM_OUTOFRANGE, s_bit_count_star); | |
1879 | if (SCM_VELTS (v)[k / SCM_LONG_BIT] & (1L << (k % SCM_LONG_BIT))) | |
1880 | count++; | |
1881 | } | |
1882 | else | |
1883 | badarg3:scm_wta (obj, (char *) SCM_ARG3, s_bit_count_star); | |
1884 | } | |
1885 | break; | |
1886 | case scm_tc7_bvect: | |
1887 | SCM_ASRTGO (SCM_TYP7 (v) == scm_tc7_bvect && SCM_LENGTH (v) == SCM_LENGTH (kv), badarg1); | |
1888 | if (0 == SCM_LENGTH (v)) | |
1889 | return SCM_INUM0; | |
1890 | SCM_ASRTGO (SCM_BOOL_T == obj || SCM_BOOL_F == obj, badarg3); | |
1891 | obj = (SCM_BOOL_T == obj); | |
1892 | i = (SCM_LENGTH (v) - 1) / SCM_LONG_BIT; | |
1893 | k = SCM_VELTS (kv)[i] & (obj ? SCM_VELTS (v)[i] : ~SCM_VELTS (v)[i]); | |
1894 | k <<= SCM_LONG_BIT - 1 - ((SCM_LENGTH (v) - 1) % SCM_LONG_BIT); | |
1895 | while (!0) | |
1896 | { | |
1897 | for (; k; k >>= 4) | |
1898 | count += cnt_tab[k & 0x0f]; | |
1899 | if (0 == i--) | |
1900 | return SCM_MAKINUM (count); | |
1901 | k = SCM_VELTS (kv)[i] & (obj ? SCM_VELTS (v)[i] : ~SCM_VELTS (v)[i]); | |
1902 | } | |
1903 | } | |
1904 | return SCM_MAKINUM (count); | |
1905 | } | |
1906 | ||
1907 | ||
1908 | SCM_PROC(s_bit_invert_x, "bit-invert!", 1, 0, 0, scm_bit_invert_x); | |
1cc91f1b | 1909 | |
0f2d19dd JB |
1910 | SCM |
1911 | scm_bit_invert_x (v) | |
1912 | SCM v; | |
0f2d19dd JB |
1913 | { |
1914 | register long k; | |
1915 | SCM_ASRTGO (SCM_NIMP (v), badarg1); | |
1916 | k = SCM_LENGTH (v); | |
1917 | switch SCM_TYP7 | |
1918 | (v) | |
1919 | { | |
1920 | case scm_tc7_bvect: | |
1921 | for (k = (k + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) | |
1922 | SCM_VELTS (v)[k] = ~SCM_VELTS (v)[k]; | |
1923 | break; | |
1924 | default: | |
1925 | badarg1:scm_wta (v, (char *) SCM_ARG1, s_bit_invert_x); | |
1926 | } | |
1927 | return SCM_UNSPECIFIED; | |
1928 | } | |
1929 | ||
1930 | ||
0f2d19dd JB |
1931 | SCM |
1932 | scm_istr2bve (str, len) | |
1933 | char *str; | |
1934 | long len; | |
0f2d19dd JB |
1935 | { |
1936 | SCM v = scm_make_uve (len, SCM_BOOL_T); | |
1937 | long *data = (long *) SCM_VELTS (v); | |
1938 | register unsigned long mask; | |
1939 | register long k; | |
1940 | register long j; | |
1941 | for (k = 0; k < (len + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k++) | |
1942 | { | |
1943 | data[k] = 0L; | |
1944 | j = len - k * SCM_LONG_BIT; | |
1945 | if (j > SCM_LONG_BIT) | |
1946 | j = SCM_LONG_BIT; | |
1947 | for (mask = 1L; j--; mask <<= 1) | |
1948 | switch (*str++) | |
1949 | { | |
1950 | case '0': | |
1951 | break; | |
1952 | case '1': | |
1953 | data[k] |= mask; | |
1954 | break; | |
1955 | default: | |
1956 | return SCM_BOOL_F; | |
1957 | } | |
1958 | } | |
1959 | return v; | |
1960 | } | |
1961 | ||
1962 | ||
1cc91f1b JB |
1963 | |
1964 | static SCM ra2l SCM_P ((SCM ra, scm_sizet base, scm_sizet k)); | |
1965 | ||
0f2d19dd JB |
1966 | static SCM |
1967 | ra2l (ra, base, k) | |
1968 | SCM ra; | |
1969 | scm_sizet base; | |
1970 | scm_sizet k; | |
0f2d19dd JB |
1971 | { |
1972 | register SCM res = SCM_EOL; | |
1973 | register long inc = SCM_ARRAY_DIMS (ra)[k].inc; | |
1974 | register scm_sizet i; | |
1975 | if (SCM_ARRAY_DIMS (ra)[k].ubnd < SCM_ARRAY_DIMS (ra)[k].lbnd) | |
1976 | return SCM_EOL; | |
1977 | i = base + (1 + SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd) * inc; | |
1978 | if (k < SCM_ARRAY_NDIM (ra) - 1) | |
1979 | { | |
1980 | do | |
1981 | { | |
1982 | i -= inc; | |
1983 | res = scm_cons (ra2l (ra, i, k + 1), res); | |
1984 | } | |
1985 | while (i != base); | |
1986 | } | |
1987 | else | |
1988 | do | |
1989 | { | |
1990 | i -= inc; | |
1991 | res = scm_cons (scm_uniform_vector_ref (SCM_ARRAY_V (ra), SCM_MAKINUM (i)), res); | |
1992 | } | |
1993 | while (i != base); | |
1994 | return res; | |
1995 | } | |
1996 | ||
1997 | ||
1998 | SCM_PROC(s_array_to_list, "array->list", 1, 0, 0, scm_array_to_list); | |
1cc91f1b | 1999 | |
0f2d19dd JB |
2000 | SCM |
2001 | scm_array_to_list (v) | |
2002 | SCM v; | |
0f2d19dd JB |
2003 | { |
2004 | SCM res = SCM_EOL; | |
2005 | register long k; | |
2006 | SCM_ASRTGO (SCM_NIMP (v), badarg1); | |
2007 | switch SCM_TYP7 | |
2008 | (v) | |
2009 | { | |
2010 | default: | |
2011 | badarg1:scm_wta (v, (char *) SCM_ARG1, s_array_to_list); | |
2012 | case scm_tc7_smob: | |
2013 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
2014 | return ra2l (v, SCM_ARRAY_BASE (v), 0); | |
2015 | case scm_tc7_vector: | |
2016 | return scm_vector_to_list (v); | |
2017 | case scm_tc7_string: | |
2018 | return scm_string_to_list (v); | |
2019 | case scm_tc7_bvect: | |
2020 | { | |
2021 | long *data = (long *) SCM_VELTS (v); | |
2022 | register unsigned long mask; | |
2023 | for (k = (SCM_LENGTH (v) - 1) / SCM_LONG_BIT; k > 0; k--) | |
2024 | for (mask = 1L << (SCM_LONG_BIT - 1); mask; mask >>= 1) | |
2025 | res = scm_cons (((long *) data)[k] & mask ? SCM_BOOL_T : SCM_BOOL_F, res); | |
2026 | for (mask = 1L << ((SCM_LENGTH (v) % SCM_LONG_BIT) - 1); mask; mask >>= 1) | |
2027 | res = scm_cons (((long *) data)[k] & mask ? SCM_BOOL_T : SCM_BOOL_F, res); | |
2028 | return res; | |
2029 | } | |
2030 | # ifdef SCM_INUMS_ONLY | |
2031 | case scm_tc7_uvect: | |
2032 | case scm_tc7_ivect: | |
2033 | { | |
2034 | long *data = (long *) SCM_VELTS (v); | |
2035 | for (k = SCM_LENGTH (v) - 1; k >= 0; k--) | |
2036 | res = scm_cons (SCM_MAKINUM (data[k]), res); | |
2037 | return res; | |
2038 | } | |
2039 | # else | |
2040 | case scm_tc7_uvect: { | |
2041 | long *data = (long *)SCM_VELTS(v); | |
2042 | for (k = SCM_LENGTH(v) - 1; k >= 0; k--) | |
2043 | res = scm_cons(scm_ulong2num(data[k]), res); | |
2044 | return res; | |
2045 | } | |
2046 | case scm_tc7_ivect: { | |
2047 | long *data = (long *)SCM_VELTS(v); | |
2048 | for (k = SCM_LENGTH(v) - 1; k >= 0; k--) | |
2049 | res = scm_cons(scm_long2num(data[k]), res); | |
2050 | return res; | |
2051 | } | |
2052 | # endif | |
2053 | case scm_tc7_svect: { | |
2054 | short *data; | |
2055 | data = (short *)SCM_VELTS(v); | |
2056 | for (k = SCM_LENGTH(v) - 1; k >= 0; k--) | |
2057 | res = scm_cons(SCM_MAKINUM (data[k]), res); | |
2058 | return res; | |
2059 | } | |
2060 | #ifdef LONGLONGS | |
2061 | case scm_tc7_llvect: { | |
2062 | long_long *data; | |
2063 | data = (long_long *)SCM_VELTS(v); | |
2064 | for (k = SCM_LENGTH(v) - 1; k >= 0; k--) | |
2065 | res = scm_cons(scm_long_long2num(data[k]), res); | |
2066 | return res; | |
2067 | } | |
2068 | #endif | |
2069 | ||
2070 | ||
2071 | #ifdef SCM_FLOATS | |
2072 | #ifdef SCM_SINGLES | |
2073 | case scm_tc7_fvect: | |
2074 | { | |
2075 | float *data = (float *) SCM_VELTS (v); | |
2076 | for (k = SCM_LENGTH (v) - 1; k >= 0; k--) | |
2077 | res = scm_cons (scm_makflo (data[k]), res); | |
2078 | return res; | |
2079 | } | |
2080 | #endif /*SCM_SINGLES*/ | |
2081 | case scm_tc7_dvect: | |
2082 | { | |
2083 | double *data = (double *) SCM_VELTS (v); | |
2084 | for (k = SCM_LENGTH (v) - 1; k >= 0; k--) | |
2085 | res = scm_cons (scm_makdbl (data[k], 0.0), res); | |
2086 | return res; | |
2087 | } | |
2088 | case scm_tc7_cvect: | |
2089 | { | |
2090 | double (*data)[2] = (double (*)[2]) SCM_VELTS (v); | |
2091 | for (k = SCM_LENGTH (v) - 1; k >= 0; k--) | |
2092 | res = scm_cons (scm_makdbl (data[k][0], data[k][1]), res); | |
2093 | return res; | |
2094 | } | |
2095 | #endif /*SCM_FLOATS*/ | |
2096 | } | |
2097 | } | |
2098 | ||
2099 | ||
2100 | static char s_bad_ralst[] = "Bad scm_array contents scm_list"; | |
1cc91f1b JB |
2101 | |
2102 | static int l2ra SCM_P ((SCM lst, SCM ra, scm_sizet base, scm_sizet k)); | |
0f2d19dd JB |
2103 | |
2104 | SCM_PROC(s_list_to_uniform_array, "list->uniform-array", 3, 0, 0, scm_list_to_uniform_array); | |
1cc91f1b | 2105 | |
0f2d19dd JB |
2106 | SCM |
2107 | scm_list_to_uniform_array (ndim, prot, lst) | |
2108 | SCM ndim; | |
2109 | SCM prot; | |
2110 | SCM lst; | |
0f2d19dd JB |
2111 | { |
2112 | SCM shp = SCM_EOL; | |
2113 | SCM row = lst; | |
2114 | SCM ra; | |
2115 | scm_sizet k; | |
2116 | long n; | |
2117 | SCM_ASSERT (SCM_INUMP (ndim), ndim, SCM_ARG1, s_list_to_uniform_array); | |
2118 | k = SCM_INUM (ndim); | |
2119 | while (k--) | |
2120 | { | |
2121 | n = scm_ilength (row); | |
0aa0871f | 2122 | SCM_ASSERT (n >= 0, lst, SCM_ARG3, s_list_to_uniform_array); |
0f2d19dd JB |
2123 | shp = scm_cons (SCM_MAKINUM (n), shp); |
2124 | if (SCM_NIMP (row)) | |
2125 | row = SCM_CAR (row); | |
2126 | } | |
2127 | ra = scm_dimensions_to_uniform_array (scm_reverse (shp), prot, SCM_EOL); | |
2128 | if (SCM_NULLP (shp)) | |
2129 | ||
2130 | { | |
2131 | SCM_ASRTGO (1 == scm_ilength (lst), badlst); | |
2132 | scm_array_set_x (ra, SCM_CAR (lst), SCM_EOL); | |
2133 | return ra; | |
2134 | } | |
2135 | if (!SCM_ARRAYP (ra)) | |
2136 | { | |
2137 | for (k = 0; k < SCM_LENGTH (ra); k++, lst = SCM_CDR (lst)) | |
2138 | scm_array_set_x (ra, SCM_CAR (lst), SCM_MAKINUM (k)); | |
2139 | return ra; | |
2140 | } | |
2141 | if (l2ra (lst, ra, SCM_ARRAY_BASE (ra), 0)) | |
2142 | return ra; | |
2143 | else | |
2144 | badlst:scm_wta (lst, s_bad_ralst, s_list_to_uniform_array); | |
2145 | return SCM_BOOL_F; | |
2146 | } | |
2147 | ||
0f2d19dd JB |
2148 | static int |
2149 | l2ra (lst, ra, base, k) | |
2150 | SCM lst; | |
2151 | SCM ra; | |
2152 | scm_sizet base; | |
2153 | scm_sizet k; | |
0f2d19dd JB |
2154 | { |
2155 | register long inc = SCM_ARRAY_DIMS (ra)[k].inc; | |
2156 | register long n = (1 + SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd); | |
2157 | int ok = 1; | |
2158 | if (n <= 0) | |
2159 | return (SCM_EOL == lst); | |
2160 | if (k < SCM_ARRAY_NDIM (ra) - 1) | |
2161 | { | |
2162 | while (n--) | |
2163 | { | |
2164 | if (SCM_IMP (lst) || SCM_NCONSP (lst)) | |
2165 | return 0; | |
2166 | ok = ok && l2ra (SCM_CAR (lst), ra, base, k + 1); | |
2167 | base += inc; | |
2168 | lst = SCM_CDR (lst); | |
2169 | } | |
2170 | if (SCM_NNULLP (lst)) | |
2171 | return 0; | |
2172 | } | |
2173 | else | |
2174 | { | |
2175 | while (n--) | |
2176 | { | |
2177 | if (SCM_IMP (lst) || SCM_NCONSP (lst)) | |
2178 | return 0; | |
2179 | ok = ok && scm_array_set_x (SCM_ARRAY_V (ra), SCM_CAR (lst), SCM_MAKINUM (base)); | |
2180 | base += inc; | |
2181 | lst = SCM_CDR (lst); | |
2182 | } | |
2183 | if (SCM_NNULLP (lst)) | |
2184 | return 0; | |
2185 | } | |
2186 | return ok; | |
2187 | } | |
2188 | ||
1cc91f1b JB |
2189 | |
2190 | static void rapr1 SCM_P ((SCM ra, scm_sizet j, scm_sizet k, SCM port, scm_print_state *pstate)); | |
2191 | ||
0f2d19dd | 2192 | static void |
9882ea19 | 2193 | rapr1 (ra, j, k, port, pstate) |
0f2d19dd JB |
2194 | SCM ra; |
2195 | scm_sizet j; | |
2196 | scm_sizet k; | |
2197 | SCM port; | |
9882ea19 | 2198 | scm_print_state *pstate; |
0f2d19dd JB |
2199 | { |
2200 | long inc = 1; | |
2201 | long n = SCM_LENGTH (ra); | |
2202 | int enclosed = 0; | |
2203 | tail: | |
2204 | switch SCM_TYP7 | |
2205 | (ra) | |
2206 | { | |
2207 | case scm_tc7_smob: | |
2208 | if (enclosed++) | |
2209 | { | |
2210 | SCM_ARRAY_BASE (ra) = j; | |
2211 | if (n-- > 0) | |
9882ea19 | 2212 | scm_iprin1 (ra, port, pstate); |
0f2d19dd JB |
2213 | for (j += inc; n-- > 0; j += inc) |
2214 | { | |
2215 | scm_gen_putc (' ', port); | |
2216 | SCM_ARRAY_BASE (ra) = j; | |
9882ea19 | 2217 | scm_iprin1 (ra, port, pstate); |
0f2d19dd JB |
2218 | } |
2219 | break; | |
2220 | } | |
2221 | if (k + 1 < SCM_ARRAY_NDIM (ra)) | |
2222 | { | |
2223 | long i; | |
2224 | inc = SCM_ARRAY_DIMS (ra)[k].inc; | |
2225 | for (i = SCM_ARRAY_DIMS (ra)[k].lbnd; i < SCM_ARRAY_DIMS (ra)[k].ubnd; i++) | |
2226 | { | |
2227 | scm_gen_putc ('(', port); | |
9882ea19 | 2228 | rapr1 (ra, j, k + 1, port, pstate); |
0f2d19dd JB |
2229 | scm_gen_puts (scm_regular_string, ") ", port); |
2230 | j += inc; | |
2231 | } | |
2232 | if (i == SCM_ARRAY_DIMS (ra)[k].ubnd) | |
2233 | { /* could be zero size. */ | |
2234 | scm_gen_putc ('(', port); | |
9882ea19 | 2235 | rapr1 (ra, j, k + 1, port, pstate); |
0f2d19dd JB |
2236 | scm_gen_putc (')', port); |
2237 | } | |
2238 | break; | |
2239 | } | |
2240 | if SCM_ARRAY_NDIM | |
2241 | (ra) | |
2242 | { /* Could be zero-dimensional */ | |
2243 | inc = SCM_ARRAY_DIMS (ra)[k].inc; | |
2244 | n = (SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1); | |
2245 | } | |
2246 | else | |
2247 | n = 1; | |
2248 | ra = SCM_ARRAY_V (ra); | |
2249 | goto tail; | |
2250 | default: | |
2251 | if (n-- > 0) | |
9882ea19 | 2252 | scm_iprin1 (scm_uniform_vector_ref (ra, SCM_MAKINUM (j)), port, pstate); |
0f2d19dd JB |
2253 | for (j += inc; n-- > 0; j += inc) |
2254 | { | |
2255 | scm_gen_putc (' ', port); | |
9882ea19 | 2256 | scm_iprin1 (scm_cvref (ra, j, SCM_UNDEFINED), port, pstate); |
0f2d19dd JB |
2257 | } |
2258 | break; | |
2259 | case scm_tc7_string: | |
2260 | if (n-- > 0) | |
9882ea19 MD |
2261 | scm_iprin1 (SCM_MAKICHR (SCM_CHARS (ra)[j]), port, pstate); |
2262 | if (SCM_WRITINGP (pstate)) | |
0f2d19dd JB |
2263 | for (j += inc; n-- > 0; j += inc) |
2264 | { | |
2265 | scm_gen_putc (' ', port); | |
9882ea19 | 2266 | scm_iprin1 (SCM_MAKICHR (SCM_CHARS (ra)[j]), port, pstate); |
0f2d19dd JB |
2267 | } |
2268 | else | |
2269 | for (j += inc; n-- > 0; j += inc) | |
2270 | scm_gen_putc (SCM_CHARS (ra)[j], port); | |
2271 | break; | |
2272 | case scm_tc7_byvect: | |
2273 | if (n-- > 0) | |
2274 | scm_intprint (((char *)SCM_CDR (ra))[j], 10, port); | |
2275 | for (j += inc; n-- > 0; j += inc) | |
2276 | { | |
2277 | scm_gen_putc (' ', port); | |
2278 | scm_intprint (((char *)SCM_CDR (ra))[j], 10, port); | |
2279 | } | |
2280 | break; | |
2281 | ||
2282 | case scm_tc7_uvect: | |
2283 | case scm_tc7_ivect: | |
2284 | if (n-- > 0) | |
2285 | scm_intprint (SCM_VELTS (ra)[j], 10, port); | |
2286 | for (j += inc; n-- > 0; j += inc) | |
2287 | { | |
2288 | scm_gen_putc (' ', port); | |
2289 | scm_intprint (SCM_VELTS (ra)[j], 10, port); | |
2290 | } | |
2291 | break; | |
2292 | ||
2293 | case scm_tc7_svect: | |
2294 | if (n-- > 0) | |
2295 | scm_intprint (((short *)SCM_CDR (ra))[j], 10, port); | |
2296 | for (j += inc; n-- > 0; j += inc) | |
2297 | { | |
2298 | scm_gen_putc (' ', port); | |
2299 | scm_intprint (((short *)SCM_CDR (ra))[j], 10, port); | |
2300 | } | |
2301 | break; | |
2302 | ||
2303 | #ifdef SCM_FLOATS | |
2304 | #ifdef SCM_SINGLES | |
2305 | case scm_tc7_fvect: | |
2306 | if (n-- > 0) | |
2307 | { | |
2308 | SCM z = scm_makflo (1.0); | |
2309 | SCM_FLO (z) = ((float *) SCM_VELTS (ra))[j]; | |
9882ea19 | 2310 | scm_floprint (z, port, pstate); |
0f2d19dd JB |
2311 | for (j += inc; n-- > 0; j += inc) |
2312 | { | |
2313 | scm_gen_putc (' ', port); | |
2314 | SCM_FLO (z) = ((float *) SCM_VELTS (ra))[j]; | |
9882ea19 | 2315 | scm_floprint (z, port, pstate); |
0f2d19dd JB |
2316 | } |
2317 | } | |
2318 | break; | |
2319 | #endif /*SCM_SINGLES*/ | |
2320 | case scm_tc7_dvect: | |
2321 | if (n-- > 0) | |
2322 | { | |
2323 | SCM z = scm_makdbl (1.0 / 3.0, 0.0); | |
2324 | SCM_REAL (z) = ((double *) SCM_VELTS (ra))[j]; | |
9882ea19 | 2325 | scm_floprint (z, port, pstate); |
0f2d19dd JB |
2326 | for (j += inc; n-- > 0; j += inc) |
2327 | { | |
2328 | scm_gen_putc (' ', port); | |
2329 | SCM_REAL (z) = ((double *) SCM_VELTS (ra))[j]; | |
9882ea19 | 2330 | scm_floprint (z, port, pstate); |
0f2d19dd JB |
2331 | } |
2332 | } | |
2333 | break; | |
2334 | case scm_tc7_cvect: | |
2335 | if (n-- > 0) | |
2336 | { | |
2337 | SCM cz = scm_makdbl (0.0, 1.0), z = scm_makdbl (1.0 / 3.0, 0.0); | |
2338 | SCM_REAL (z) = SCM_REAL (cz) = (((double *) SCM_VELTS (ra))[2 * j]); | |
2339 | SCM_IMAG (cz) = ((double *) SCM_VELTS (ra))[2 * j + 1]; | |
9882ea19 | 2340 | scm_floprint ((0.0 == SCM_IMAG (cz) ? z : cz), port, pstate); |
0f2d19dd JB |
2341 | for (j += inc; n-- > 0; j += inc) |
2342 | { | |
2343 | scm_gen_putc (' ', port); | |
2344 | SCM_REAL (z) = SCM_REAL (cz) = ((double *) SCM_VELTS (ra))[2 * j]; | |
2345 | SCM_IMAG (cz) = ((double *) SCM_VELTS (ra))[2 * j + 1]; | |
9882ea19 | 2346 | scm_floprint ((0.0 == SCM_IMAG (cz) ? z : cz), port, pstate); |
0f2d19dd JB |
2347 | } |
2348 | } | |
2349 | break; | |
2350 | #endif /*SCM_FLOATS*/ | |
2351 | } | |
2352 | } | |
2353 | ||
2354 | ||
1cc91f1b | 2355 | |
0f2d19dd | 2356 | int |
9882ea19 | 2357 | scm_raprin1 (exp, port, pstate) |
0f2d19dd JB |
2358 | SCM exp; |
2359 | SCM port; | |
9882ea19 | 2360 | scm_print_state *pstate; |
0f2d19dd JB |
2361 | { |
2362 | SCM v = exp; | |
2363 | scm_sizet base = 0; | |
2364 | scm_gen_putc ('#', port); | |
2365 | tail: | |
2366 | switch SCM_TYP7 | |
2367 | (v) | |
2368 | { | |
2369 | case scm_tc7_smob: | |
2370 | { | |
2371 | long ndim = SCM_ARRAY_NDIM (v); | |
2372 | base = SCM_ARRAY_BASE (v); | |
2373 | v = SCM_ARRAY_V (v); | |
2374 | if (SCM_ARRAYP (v)) | |
2375 | ||
2376 | { | |
2377 | scm_gen_puts (scm_regular_string, "<enclosed-array ", port); | |
9882ea19 | 2378 | rapr1 (exp, base, 0, port, pstate); |
0f2d19dd JB |
2379 | scm_gen_putc ('>', port); |
2380 | return 1; | |
2381 | } | |
2382 | else | |
2383 | { | |
2384 | scm_intprint (ndim, 10, port); | |
2385 | goto tail; | |
2386 | } | |
2387 | } | |
2388 | case scm_tc7_bvect: | |
2389 | if (exp == v) | |
2390 | { /* a uve, not an scm_array */ | |
2391 | register long i, j, w; | |
2392 | scm_gen_putc ('*', port); | |
2393 | for (i = 0; i < (SCM_LENGTH (exp)) / SCM_LONG_BIT; i++) | |
2394 | { | |
2395 | w = SCM_VELTS (exp)[i]; | |
2396 | for (j = SCM_LONG_BIT; j; j--) | |
2397 | { | |
2398 | scm_gen_putc (w & 1 ? '1' : '0', port); | |
2399 | w >>= 1; | |
2400 | } | |
2401 | } | |
2402 | j = SCM_LENGTH (exp) % SCM_LONG_BIT; | |
2403 | if (j) | |
2404 | { | |
2405 | w = SCM_VELTS (exp)[SCM_LENGTH (exp) / SCM_LONG_BIT]; | |
2406 | for (; j; j--) | |
2407 | { | |
2408 | scm_gen_putc (w & 1 ? '1' : '0', port); | |
2409 | w >>= 1; | |
2410 | } | |
2411 | } | |
2412 | return 1; | |
2413 | } | |
2414 | else | |
2415 | scm_gen_putc ('b', port); | |
2416 | break; | |
2417 | case scm_tc7_string: | |
2418 | scm_gen_putc ('a', port); | |
2419 | break; | |
2420 | case scm_tc7_byvect: | |
2421 | scm_gen_puts (scm_regular_string, "bytes", port); | |
2422 | break; | |
2423 | case scm_tc7_uvect: | |
2424 | scm_gen_putc ('u', port); | |
2425 | break; | |
2426 | case scm_tc7_ivect: | |
2427 | scm_gen_putc ('e', port); | |
2428 | break; | |
2429 | case scm_tc7_svect: | |
2430 | scm_gen_puts (scm_regular_string, "short", port); | |
2431 | break; | |
2432 | #ifdef LONGLONGS | |
2433 | case scm_tc7_llvect: | |
2434 | scm_gen_puts (scm_regular_string, "long_long", port); | |
2435 | break; | |
2436 | #endif | |
2437 | #ifdef SCM_FLOATS | |
2438 | #ifdef SCM_SINGLES | |
2439 | case scm_tc7_fvect: | |
2440 | scm_gen_putc ('s', port); | |
2441 | break; | |
2442 | #endif /*SCM_SINGLES*/ | |
2443 | case scm_tc7_dvect: | |
2444 | scm_gen_putc ('i', port); | |
2445 | break; | |
2446 | case scm_tc7_cvect: | |
2447 | scm_gen_putc ('c', port); | |
2448 | break; | |
2449 | #endif /*SCM_FLOATS*/ | |
2450 | } | |
2451 | scm_gen_putc ('(', port); | |
9882ea19 | 2452 | rapr1 (exp, base, 0, port, pstate); |
0f2d19dd JB |
2453 | scm_gen_putc (')', port); |
2454 | return 1; | |
2455 | } | |
2456 | ||
2457 | SCM_PROC(s_array_prototype, "array-prototype", 1, 0, 0, scm_array_prototype); | |
1cc91f1b | 2458 | |
0f2d19dd JB |
2459 | SCM |
2460 | scm_array_prototype (ra) | |
2461 | SCM ra; | |
0f2d19dd JB |
2462 | { |
2463 | int enclosed = 0; | |
2464 | SCM_ASRTGO (SCM_NIMP (ra), badarg); | |
2465 | loop: | |
2466 | switch SCM_TYP7 | |
2467 | (ra) | |
2468 | { | |
2469 | default: | |
2470 | badarg:scm_wta (ra, (char *) SCM_ARG1, s_array_prototype); | |
2471 | case scm_tc7_smob: | |
2472 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg); | |
2473 | if (enclosed++) | |
2474 | return SCM_UNSPECIFIED; | |
2475 | ra = SCM_ARRAY_V (ra); | |
2476 | goto loop; | |
2477 | case scm_tc7_vector: | |
2478 | return SCM_EOL; | |
2479 | case scm_tc7_bvect: | |
2480 | return SCM_BOOL_T; | |
2481 | case scm_tc7_string: | |
2482 | return SCM_MAKICHR ('a'); | |
2483 | case scm_tc7_byvect: | |
2484 | return SCM_MAKICHR ('\0'); | |
2485 | case scm_tc7_uvect: | |
2486 | return SCM_MAKINUM (1L); | |
2487 | case scm_tc7_ivect: | |
2488 | return SCM_MAKINUM (-1L); | |
2489 | case scm_tc7_svect: | |
2490 | return SCM_CDR (scm_intern ("s", 1)); | |
2491 | #ifdef LONGLONGS | |
2492 | case scm_tc7_llvect: | |
2493 | return SCM_CDR (scm_intern ("l", 1)); | |
2494 | #endif | |
2495 | #ifdef SCM_FLOATS | |
2496 | #ifdef SCM_SINGLES | |
2497 | case scm_tc7_fvect: | |
2498 | return scm_makflo (1.0); | |
2499 | #endif | |
2500 | case scm_tc7_dvect: | |
2501 | return scm_makdbl (1.0 / 3.0, 0.0); | |
2502 | case scm_tc7_cvect: | |
2503 | return scm_makdbl (0.0, 1.0); | |
2504 | #endif | |
2505 | } | |
2506 | } | |
2507 | ||
1cc91f1b JB |
2508 | |
2509 | static SCM markra SCM_P ((SCM ptr)); | |
2510 | ||
0f2d19dd JB |
2511 | static SCM |
2512 | markra (ptr) | |
2513 | SCM ptr; | |
0f2d19dd JB |
2514 | { |
2515 | if SCM_GC8MARKP | |
2516 | (ptr) return SCM_BOOL_F; | |
2517 | SCM_SETGC8MARK (ptr); | |
2518 | return SCM_ARRAY_V (ptr); | |
2519 | } | |
2520 | ||
1cc91f1b JB |
2521 | |
2522 | static scm_sizet freera SCM_P ((SCM ptr)); | |
2523 | ||
0f2d19dd JB |
2524 | static scm_sizet |
2525 | freera (ptr) | |
2526 | SCM ptr; | |
0f2d19dd JB |
2527 | { |
2528 | scm_must_free (SCM_CHARS (ptr)); | |
2529 | return sizeof (scm_array) + SCM_ARRAY_NDIM (ptr) * sizeof (scm_array_dim); | |
2530 | } | |
2531 | ||
2532 | static scm_smobfuns rasmob = | |
2533 | {markra, freera, scm_raprin1, scm_array_equal_p}; | |
2534 | ||
2535 | ||
2536 | /* This must be done after scm_init_scl() */ | |
1cc91f1b | 2537 | |
0f2d19dd JB |
2538 | void |
2539 | scm_init_unif () | |
0f2d19dd JB |
2540 | { |
2541 | #include "unif.x" | |
2542 | scm_tc16_array = scm_newsmob (&rasmob); | |
2543 | scm_add_feature ("array"); | |
2544 | } | |
2545 | ||
2546 | #else /* ARRAYS */ | |
2547 | ||
1cc91f1b | 2548 | |
0f2d19dd | 2549 | int |
9882ea19 | 2550 | scm_raprin1 (exp, port, pstate) |
0f2d19dd JB |
2551 | SCM exp; |
2552 | SCM port; | |
9882ea19 | 2553 | scm_print_state *pstate; |
0f2d19dd JB |
2554 | { |
2555 | return 0; | |
2556 | } | |
2557 | ||
1cc91f1b | 2558 | |
0f2d19dd JB |
2559 | SCM |
2560 | scm_istr2bve (str, len) | |
2561 | char *str; | |
2562 | long len; | |
0f2d19dd JB |
2563 | { |
2564 | return SCM_BOOL_F; | |
2565 | } | |
2566 | ||
0f2d19dd JB |
2567 | void |
2568 | scm_init_unif () | |
2569 | { | |
175475a8 | 2570 | #include "unif.x" |
0f2d19dd JB |
2571 | scm_make_subr (s_resizuve, scm_tc7_subr_2, scm_vector_set_length_x); |
2572 | } | |
2573 | ||
2574 | #endif /* ARRAYS */ |