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bc86da5d | 1 | /* Copyright (C) 1995,1996,1997,1998, 2000 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 | |
82892bed JB |
15 | * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
16 | * Boston, MA 02111-1307 USA | |
0f2d19dd JB |
17 | * |
18 | * As a special exception, the Free Software Foundation gives permission | |
19 | * for additional uses of the text contained in its release of GUILE. | |
20 | * | |
21 | * The exception is that, if you link the GUILE library with other files | |
22 | * to produce an executable, this does not by itself cause the | |
23 | * resulting executable to be covered by the GNU General Public License. | |
24 | * Your use of that executable is in no way restricted on account of | |
25 | * linking the GUILE library code into it. | |
26 | * | |
27 | * This exception does not however invalidate any other reasons why | |
28 | * the executable file might be covered by the GNU General Public License. | |
29 | * | |
30 | * This exception applies only to the code released by the | |
31 | * Free Software Foundation under the name GUILE. If you copy | |
32 | * code from other Free Software Foundation releases into a copy of | |
33 | * GUILE, as the General Public License permits, the exception does | |
34 | * not apply to the code that you add in this way. To avoid misleading | |
35 | * anyone as to the status of such modified files, you must delete | |
36 | * this exception notice from them. | |
37 | * | |
38 | * If you write modifications of your own for GUILE, it is your choice | |
39 | * whether to permit this exception to apply to your modifications. | |
82892bed | 40 | * If you do not wish that, delete this exception notice. */ |
1bbd0b84 GB |
41 | |
42 | /* Software engineering face-lift by Greg J. Badros, 11-Dec-1999, | |
43 | gjb@cs.washington.edu, http://www.cs.washington.edu/homes/gjb */ | |
44 | ||
c209c88e GB |
45 | /* |
46 | This file has code for arrays in lots of variants (double, integer, | |
47 | unsigned etc. ). It suffers from hugely repetitive code because | |
48 | there is similar (but different) code for every variant included. (urg.) | |
49 | ||
50 | --hwn | |
51 | */ | |
0f2d19dd JB |
52 | \f |
53 | ||
54 | #include <stdio.h> | |
a0599745 MD |
55 | #include "libguile/_scm.h" |
56 | #include "libguile/chars.h" | |
57 | #include "libguile/eval.h" | |
58 | #include "libguile/fports.h" | |
59 | #include "libguile/smob.h" | |
60 | #include "libguile/strop.h" | |
61 | #include "libguile/feature.h" | |
62 | #include "libguile/root.h" | |
63 | #include "libguile/strings.h" | |
64 | #include "libguile/vectors.h" | |
65 | ||
66 | #include "libguile/validate.h" | |
67 | #include "libguile/unif.h" | |
68 | #include "libguile/ramap.h" | |
0f2d19dd | 69 | |
3d8d56df GH |
70 | #ifdef HAVE_UNISTD_H |
71 | #include <unistd.h> | |
72 | #endif | |
73 | ||
0f2d19dd JB |
74 | \f |
75 | /* The set of uniform scm_vector types is: | |
76 | * Vector of: Called: | |
77 | * unsigned char string | |
78 | * char byvect | |
79 | * boolean bvect | |
a515d287 MD |
80 | * signed long ivect |
81 | * unsigned long uvect | |
0f2d19dd JB |
82 | * float fvect |
83 | * double dvect | |
84 | * complex double cvect | |
85 | * short svect | |
5c11cc9d | 86 | * long long llvect |
0f2d19dd JB |
87 | */ |
88 | ||
89 | long scm_tc16_array; | |
90 | ||
afe5177e GH |
91 | /* return the size of an element in a uniform array or 0 if type not |
92 | found. */ | |
93 | scm_sizet | |
94 | scm_uniform_element_size (SCM obj) | |
0f2d19dd | 95 | { |
afe5177e | 96 | scm_sizet result; |
0f2d19dd | 97 | |
afe5177e | 98 | switch (SCM_TYP7 (obj)) |
0f2d19dd | 99 | { |
0f2d19dd | 100 | case scm_tc7_bvect: |
0f2d19dd JB |
101 | case scm_tc7_uvect: |
102 | case scm_tc7_ivect: | |
afe5177e | 103 | result = sizeof (long); |
0f2d19dd | 104 | break; |
afe5177e | 105 | |
0f2d19dd | 106 | case scm_tc7_byvect: |
afe5177e | 107 | result = sizeof (char); |
0f2d19dd JB |
108 | break; |
109 | ||
110 | case scm_tc7_svect: | |
afe5177e | 111 | result = sizeof (short); |
0f2d19dd | 112 | break; |
afe5177e | 113 | |
5c11cc9d | 114 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 115 | case scm_tc7_llvect: |
afe5177e | 116 | result = sizeof (long_long); |
0f2d19dd JB |
117 | break; |
118 | #endif | |
119 | ||
0f2d19dd | 120 | case scm_tc7_fvect: |
afe5177e | 121 | result = sizeof (float); |
0f2d19dd | 122 | break; |
afe5177e | 123 | |
0f2d19dd | 124 | case scm_tc7_dvect: |
afe5177e | 125 | result = sizeof (double); |
0f2d19dd | 126 | break; |
afe5177e | 127 | |
0f2d19dd | 128 | case scm_tc7_cvect: |
afe5177e | 129 | result = 2 * sizeof (double); |
0f2d19dd | 130 | break; |
afe5177e GH |
131 | |
132 | default: | |
133 | result = 0; | |
0f2d19dd | 134 | } |
afe5177e | 135 | return result; |
0f2d19dd JB |
136 | } |
137 | ||
bc86da5d MD |
138 | /* Silly function used not to modify the semantics of the silly |
139 | * prototype system in order to be backward compatible. | |
140 | */ | |
141 | static int | |
142 | singp (SCM obj) | |
0f2d19dd | 143 | { |
bc86da5d MD |
144 | if (!SCM_SLOPPY_REALP (obj)) |
145 | return 0; | |
146 | else | |
147 | { | |
148 | double x = SCM_REAL_VALUE (obj); | |
149 | float fx = x; | |
150 | return (- SCM_FLTMAX < x) && (x < SCM_FLTMAX) && (fx == x); | |
151 | } | |
0f2d19dd | 152 | } |
1cc91f1b | 153 | |
0f2d19dd | 154 | SCM |
1bbd0b84 | 155 | scm_make_uve (long k, SCM prot) |
a3a32939 | 156 | #define FUNC_NAME "scm_make_uve" |
0f2d19dd JB |
157 | { |
158 | SCM v; | |
159 | long i, type; | |
a3a32939 DH |
160 | |
161 | SCM_ASSERT_RANGE (1, scm_long2num (k), k <= SCM_LENGTH_MAX); | |
162 | ||
9a09deb1 | 163 | if (SCM_EQ_P (prot, SCM_BOOL_T)) |
0f2d19dd JB |
164 | { |
165 | i = sizeof (long) * ((k + SCM_LONG_BIT - 1) / SCM_LONG_BIT); | |
166 | type = scm_tc7_bvect; | |
167 | } | |
4260a7fc | 168 | else if (SCM_CHARP (prot) && (SCM_CHAR (prot) == '\0')) |
0f2d19dd JB |
169 | { |
170 | i = sizeof (char) * k; | |
171 | type = scm_tc7_byvect; | |
172 | } | |
7866a09b | 173 | else if (SCM_CHARP (prot)) |
0f2d19dd JB |
174 | { |
175 | i = sizeof (char) * k; | |
176 | type = scm_tc7_string; | |
177 | } | |
178 | else if (SCM_INUMP (prot)) | |
179 | { | |
180 | i = sizeof (long) * k; | |
181 | if (SCM_INUM (prot) > 0) | |
182 | type = scm_tc7_uvect; | |
183 | else | |
184 | type = scm_tc7_ivect; | |
185 | } | |
74014c46 | 186 | else if (SCM_SYMBOLP (prot) && (1 == SCM_SYMBOL_LENGTH (prot))) |
0f2d19dd JB |
187 | { |
188 | char s; | |
189 | ||
86c991c2 | 190 | s = SCM_SYMBOL_CHARS (prot)[0]; |
0f2d19dd JB |
191 | if (s == 's') |
192 | { | |
193 | i = sizeof (short) * k; | |
194 | type = scm_tc7_svect; | |
195 | } | |
5c11cc9d | 196 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
197 | else if (s == 'l') |
198 | { | |
199 | i = sizeof (long_long) * k; | |
200 | type = scm_tc7_llvect; | |
201 | } | |
202 | #endif | |
203 | else | |
204 | { | |
a8741caa | 205 | return scm_make_vector (SCM_MAKINUM (k), SCM_UNDEFINED); |
0f2d19dd JB |
206 | } |
207 | } | |
208 | else | |
eb42e2f0 | 209 | if (SCM_IMP (prot) || !SCM_INEXACTP (prot)) |
0f2d19dd | 210 | /* Huge non-unif vectors are NOT supported. */ |
5c11cc9d GH |
211 | /* no special scm_vector */ |
212 | return scm_make_vector (SCM_MAKINUM (k), SCM_UNDEFINED); | |
bc86da5d | 213 | else if (singp (prot)) |
0f2d19dd JB |
214 | { |
215 | i = sizeof (float) * k; | |
216 | type = scm_tc7_fvect; | |
217 | } | |
eb42e2f0 | 218 | else if (SCM_COMPLEXP (prot)) |
0f2d19dd JB |
219 | { |
220 | i = 2 * sizeof (double) * k; | |
221 | type = scm_tc7_cvect; | |
222 | } | |
223 | else | |
224 | { | |
225 | i = sizeof (double) * k; | |
226 | type = scm_tc7_dvect; | |
227 | } | |
0f2d19dd JB |
228 | |
229 | SCM_NEWCELL (v); | |
230 | SCM_DEFER_INTS; | |
5c11cc9d | 231 | SCM_SETCHARS (v, (char *) scm_must_malloc (i ? i : 1, "vector")); |
a3a32939 | 232 | SCM_SETLENGTH (v, k, type); |
0f2d19dd JB |
233 | SCM_ALLOW_INTS; |
234 | return v; | |
235 | } | |
a3a32939 DH |
236 | #undef FUNC_NAME |
237 | ||
0f2d19dd | 238 | |
3b3b36dd | 239 | SCM_DEFINE (scm_uniform_vector_length, "uniform-vector-length", 1, 0, 0, |
1bbd0b84 | 240 | (SCM v), |
b380b885 | 241 | "Returns the number of elements in @var{uve}.") |
1bbd0b84 | 242 | #define FUNC_NAME s_scm_uniform_vector_length |
0f2d19dd JB |
243 | { |
244 | SCM_ASRTGO (SCM_NIMP (v), badarg1); | |
74014c46 | 245 | switch SCM_TYP7 (v) |
0f2d19dd JB |
246 | { |
247 | default: | |
1bbd0b84 | 248 | badarg1:SCM_WTA(1,v); |
74014c46 DH |
249 | case scm_tc7_vector: |
250 | case scm_tc7_wvect: | |
251 | return SCM_MAKINUM (SCM_VECTOR_LENGTH (v)); | |
0f2d19dd | 252 | case scm_tc7_string: |
74014c46 DH |
253 | return SCM_MAKINUM (SCM_STRING_LENGTH (v)); |
254 | case scm_tc7_bvect: | |
255 | return SCM_MAKINUM (SCM_BITVECTOR_LENGTH (v)); | |
0f2d19dd JB |
256 | case scm_tc7_byvect: |
257 | case scm_tc7_uvect: | |
258 | case scm_tc7_ivect: | |
259 | case scm_tc7_fvect: | |
260 | case scm_tc7_dvect: | |
261 | case scm_tc7_cvect: | |
0f2d19dd | 262 | case scm_tc7_svect: |
5c11cc9d | 263 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
264 | case scm_tc7_llvect: |
265 | #endif | |
74014c46 | 266 | return SCM_MAKINUM (SCM_UVECTOR_LENGTH (v)); |
0f2d19dd JB |
267 | } |
268 | } | |
1bbd0b84 | 269 | #undef FUNC_NAME |
0f2d19dd | 270 | |
3b3b36dd | 271 | SCM_DEFINE (scm_array_p, "array?", 1, 1, 0, |
1bbd0b84 | 272 | (SCM v, SCM prot), |
b380b885 MD |
273 | "Returns @code{#t} if the @var{obj} is an array, and @code{#f} if not.\n\n" |
274 | "The @var{prototype} argument is used with uniform arrays and is described\n" | |
275 | "elsewhere.") | |
1bbd0b84 | 276 | #define FUNC_NAME s_scm_array_p |
0f2d19dd JB |
277 | { |
278 | int nprot; | |
279 | int enclosed; | |
280 | nprot = SCM_UNBNDP (prot); | |
281 | enclosed = 0; | |
282 | if (SCM_IMP (v)) | |
283 | return SCM_BOOL_F; | |
c209c88e GB |
284 | |
285 | while (SCM_TYP7 (v) == scm_tc7_smob) | |
0f2d19dd | 286 | { |
0f2d19dd JB |
287 | if (!SCM_ARRAYP (v)) |
288 | return SCM_BOOL_F; | |
289 | if (nprot) | |
290 | return SCM_BOOL_T; | |
291 | if (enclosed++) | |
292 | return SCM_BOOL_F; | |
293 | v = SCM_ARRAY_V (v); | |
c209c88e GB |
294 | } |
295 | if (nprot) | |
296 | return SCM_BOOL(nprot); | |
297 | else | |
298 | { | |
299 | int protp = 0; | |
300 | ||
301 | switch (SCM_TYP7 (v)) | |
302 | { | |
303 | case scm_tc7_bvect: | |
9a09deb1 | 304 | protp = (SCM_EQ_P (prot, SCM_BOOL_T)); |
c209c88e | 305 | case scm_tc7_string: |
4260a7fc | 306 | protp = SCM_CHARP(prot) && (SCM_CHAR (prot) != '\0'); |
c209c88e | 307 | case scm_tc7_byvect: |
4260a7fc | 308 | protp = SCM_EQ_P (prot, SCM_MAKE_CHAR ('\0')); |
c209c88e GB |
309 | case scm_tc7_uvect: |
310 | protp = SCM_INUMP(prot) && SCM_INUM(prot)>0; | |
311 | case scm_tc7_ivect: | |
312 | protp = SCM_INUMP(prot) && SCM_INUM(prot)<=0; | |
313 | ||
314 | case scm_tc7_svect: | |
315 | protp = SCM_SYMBOLP (prot) | |
74014c46 | 316 | && (1 == SCM_SYMBOL_LENGTH (prot)) |
86c991c2 | 317 | && ('s' == SCM_SYMBOL_CHARS (prot)[0]); |
5c11cc9d | 318 | #ifdef HAVE_LONG_LONGS |
c209c88e GB |
319 | case scm_tc7_llvect: |
320 | protp = SCM_SYMBOLP (prot) | |
74014c46 | 321 | && (1 == SCM_SYMBOL_LENGTH (prot)) |
86c991c2 | 322 | && ('s' == SCM_SYMBOL_CHARS (prot)[0]); |
0f2d19dd | 323 | #endif |
c209c88e | 324 | case scm_tc7_fvect: |
bc86da5d | 325 | protp = singp (prot); |
c209c88e GB |
326 | case scm_tc7_dvect: |
327 | protp = SCM_REALP(prot); | |
328 | case scm_tc7_cvect: | |
eb42e2f0 | 329 | protp = SCM_COMPLEXP(prot); |
c209c88e GB |
330 | case scm_tc7_vector: |
331 | case scm_tc7_wvect: | |
332 | protp = SCM_NULLP(prot); | |
333 | default: | |
334 | /* no default */ | |
335 | ; | |
336 | } | |
337 | return SCM_BOOL(protp); | |
0f2d19dd | 338 | } |
0f2d19dd | 339 | } |
1bbd0b84 | 340 | #undef FUNC_NAME |
0f2d19dd JB |
341 | |
342 | ||
3b3b36dd | 343 | SCM_DEFINE (scm_array_rank, "array-rank", 1, 0, 0, |
1bbd0b84 | 344 | (SCM ra), |
b380b885 MD |
345 | "Returns the number of dimensions of @var{obj}. If @var{obj} is not an\n" |
346 | "array, @code{0} is returned.") | |
1bbd0b84 | 347 | #define FUNC_NAME s_scm_array_rank |
0f2d19dd JB |
348 | { |
349 | if (SCM_IMP (ra)) | |
1bbd0b84 | 350 | return SCM_INUM0; |
0f2d19dd JB |
351 | switch (SCM_TYP7 (ra)) |
352 | { | |
353 | default: | |
354 | return SCM_INUM0; | |
355 | case scm_tc7_string: | |
356 | case scm_tc7_vector: | |
95f5b0f5 | 357 | case scm_tc7_wvect: |
0f2d19dd JB |
358 | case scm_tc7_byvect: |
359 | case scm_tc7_uvect: | |
360 | case scm_tc7_ivect: | |
361 | case scm_tc7_fvect: | |
362 | case scm_tc7_cvect: | |
363 | case scm_tc7_dvect: | |
5c11cc9d | 364 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
365 | case scm_tc7_llvect: |
366 | #endif | |
367 | case scm_tc7_svect: | |
368 | return SCM_MAKINUM (1L); | |
369 | case scm_tc7_smob: | |
370 | if (SCM_ARRAYP (ra)) | |
371 | return SCM_MAKINUM (SCM_ARRAY_NDIM (ra)); | |
372 | return SCM_INUM0; | |
373 | } | |
374 | } | |
1bbd0b84 | 375 | #undef FUNC_NAME |
0f2d19dd JB |
376 | |
377 | ||
3b3b36dd | 378 | SCM_DEFINE (scm_array_dimensions, "array-dimensions", 1, 0, 0, |
1bbd0b84 | 379 | (SCM ra), |
b380b885 MD |
380 | "@code{Array-dimensions} is similar to @code{array-shape} but replaces\n" |
381 | "elements with a @code{0} minimum with one greater than the maximum. So:\n" | |
382 | "@example\n" | |
383 | "(array-dimensions (make-array 'foo '(-1 3) 5)) @result{} ((-1 3) 5)\n" | |
384 | "@end example") | |
1bbd0b84 | 385 | #define FUNC_NAME s_scm_array_dimensions |
0f2d19dd JB |
386 | { |
387 | SCM res = SCM_EOL; | |
388 | scm_sizet k; | |
389 | scm_array_dim *s; | |
390 | if (SCM_IMP (ra)) | |
1bbd0b84 | 391 | return SCM_BOOL_F; |
0f2d19dd JB |
392 | switch (SCM_TYP7 (ra)) |
393 | { | |
394 | default: | |
395 | return SCM_BOOL_F; | |
396 | case scm_tc7_string: | |
397 | case scm_tc7_vector: | |
95f5b0f5 | 398 | case scm_tc7_wvect: |
0f2d19dd JB |
399 | case scm_tc7_bvect: |
400 | case scm_tc7_byvect: | |
401 | case scm_tc7_uvect: | |
402 | case scm_tc7_ivect: | |
403 | case scm_tc7_fvect: | |
404 | case scm_tc7_cvect: | |
405 | case scm_tc7_dvect: | |
406 | case scm_tc7_svect: | |
5c11cc9d | 407 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
408 | case scm_tc7_llvect: |
409 | #endif | |
74014c46 | 410 | return scm_cons (scm_uniform_vector_length (ra), SCM_EOL); |
0f2d19dd JB |
411 | case scm_tc7_smob: |
412 | if (!SCM_ARRAYP (ra)) | |
413 | return SCM_BOOL_F; | |
414 | k = SCM_ARRAY_NDIM (ra); | |
415 | s = SCM_ARRAY_DIMS (ra); | |
416 | while (k--) | |
e2d37336 MD |
417 | res = scm_cons (s[k].lbnd |
418 | ? scm_cons2 (SCM_MAKINUM (s[k].lbnd), | |
419 | SCM_MAKINUM (s[k].ubnd), | |
420 | SCM_EOL) | |
421 | : SCM_MAKINUM (1 + s[k].ubnd), | |
422 | res); | |
0f2d19dd JB |
423 | return res; |
424 | } | |
425 | } | |
1bbd0b84 | 426 | #undef FUNC_NAME |
0f2d19dd JB |
427 | |
428 | ||
e2d37336 MD |
429 | SCM_DEFINE (scm_shared_array_root, "shared-array-root", 1, 0, 0, |
430 | (SCM ra), | |
431 | "Return the root vector of a shared array.") | |
432 | #define FUNC_NAME s_scm_shared_array_root | |
433 | { | |
434 | SCM_ASSERT (SCM_ARRAYP (ra), ra, SCM_ARG1, FUNC_NAME); | |
435 | return SCM_ARRAY_V (ra); | |
436 | } | |
437 | #undef FUNC_NAME | |
438 | ||
439 | ||
440 | SCM_DEFINE (scm_shared_array_offset, "shared-array-offset", 1, 0, 0, | |
441 | (SCM ra), | |
442 | "Return the root vector index of the first element in the array.") | |
443 | #define FUNC_NAME s_scm_shared_array_offset | |
444 | { | |
445 | SCM_ASSERT (SCM_ARRAYP (ra), ra, SCM_ARG1, FUNC_NAME); | |
446 | return SCM_MAKINUM (SCM_ARRAY_BASE (ra)); | |
447 | } | |
448 | #undef FUNC_NAME | |
449 | ||
450 | ||
451 | SCM_DEFINE (scm_shared_array_increments, "shared-array-increments", 1, 0, 0, | |
452 | (SCM ra), | |
453 | "For each dimension, return the distance between elements in the root vector.") | |
454 | #define FUNC_NAME s_scm_shared_array_increments | |
455 | { | |
456 | SCM res = SCM_EOL; | |
457 | scm_sizet k; | |
458 | scm_array_dim *s; | |
459 | SCM_ASSERT (SCM_ARRAYP (ra), ra, SCM_ARG1, FUNC_NAME); | |
460 | k = SCM_ARRAY_NDIM (ra); | |
461 | s = SCM_ARRAY_DIMS (ra); | |
462 | while (k--) | |
463 | res = scm_cons (SCM_MAKINUM (s[k].inc), res); | |
464 | return res; | |
465 | } | |
466 | #undef FUNC_NAME | |
467 | ||
468 | ||
0f2d19dd JB |
469 | static char s_bad_ind[] = "Bad scm_array index"; |
470 | ||
1cc91f1b | 471 | |
0f2d19dd | 472 | long |
1bbd0b84 | 473 | scm_aind (SCM ra, SCM args, const char *what) |
0f2d19dd JB |
474 | { |
475 | SCM ind; | |
476 | register long j; | |
477 | register scm_sizet pos = SCM_ARRAY_BASE (ra); | |
478 | register scm_sizet k = SCM_ARRAY_NDIM (ra); | |
479 | scm_array_dim *s = SCM_ARRAY_DIMS (ra); | |
480 | if (SCM_INUMP (args)) | |
0f2d19dd | 481 | { |
f5bf2977 | 482 | SCM_ASSERT (1 == k, scm_makfrom0str (what), SCM_WNA, NULL); |
0f2d19dd JB |
483 | return pos + (SCM_INUM (args) - s->lbnd) * (s->inc); |
484 | } | |
485 | while (k && SCM_NIMP (args)) | |
486 | { | |
487 | ind = SCM_CAR (args); | |
488 | args = SCM_CDR (args); | |
489 | SCM_ASSERT (SCM_INUMP (ind), ind, s_bad_ind, what); | |
490 | j = SCM_INUM (ind); | |
685c0d71 DH |
491 | if (j < s->lbnd || j > s->ubnd) |
492 | scm_out_of_range (what, ind); | |
0f2d19dd JB |
493 | pos += (j - s->lbnd) * (s->inc); |
494 | k--; | |
495 | s++; | |
496 | } | |
f5bf2977 GH |
497 | SCM_ASSERT (0 == k && SCM_NULLP (args), scm_makfrom0str (what), SCM_WNA, |
498 | NULL); | |
0f2d19dd JB |
499 | return pos; |
500 | } | |
501 | ||
502 | ||
1cc91f1b | 503 | |
0f2d19dd | 504 | SCM |
1bbd0b84 | 505 | scm_make_ra (int ndim) |
0f2d19dd JB |
506 | { |
507 | SCM ra; | |
508 | SCM_NEWCELL (ra); | |
509 | SCM_DEFER_INTS; | |
23a62151 MD |
510 | SCM_NEWSMOB(ra, ((long) ndim << 17) + scm_tc16_array, |
511 | scm_must_malloc ((long) (sizeof (scm_array) + ndim * sizeof (scm_array_dim)), | |
0f2d19dd | 512 | "array")); |
0f2d19dd JB |
513 | SCM_ARRAY_V (ra) = scm_nullvect; |
514 | SCM_ALLOW_INTS; | |
515 | return ra; | |
516 | } | |
517 | ||
518 | static char s_bad_spec[] = "Bad scm_array dimension"; | |
519 | /* Increments will still need to be set. */ | |
520 | ||
1cc91f1b | 521 | |
0f2d19dd | 522 | SCM |
1bbd0b84 | 523 | scm_shap2ra (SCM args, const char *what) |
0f2d19dd JB |
524 | { |
525 | scm_array_dim *s; | |
526 | SCM ra, spec, sp; | |
527 | int ndim = scm_ilength (args); | |
528 | SCM_ASSERT (0 <= ndim, args, s_bad_spec, what); | |
529 | ra = scm_make_ra (ndim); | |
530 | SCM_ARRAY_BASE (ra) = 0; | |
531 | s = SCM_ARRAY_DIMS (ra); | |
a3a32939 | 532 | for (; !SCM_NULLP (args); s++, args = SCM_CDR (args)) |
0f2d19dd JB |
533 | { |
534 | spec = SCM_CAR (args); | |
a3a32939 | 535 | if (SCM_INUMP (spec)) |
0f2d19dd | 536 | { |
a3a32939 | 537 | SCM_ASSERT (SCM_INUM (spec) >= 0, spec, s_bad_spec, what); |
0f2d19dd JB |
538 | s->lbnd = 0; |
539 | s->ubnd = SCM_INUM (spec) - 1; | |
540 | s->inc = 1; | |
541 | } | |
542 | else | |
543 | { | |
20a54673 GH |
544 | SCM_ASSERT (SCM_CONSP (spec) && SCM_INUMP (SCM_CAR (spec)), spec, |
545 | s_bad_spec, what); | |
0f2d19dd JB |
546 | s->lbnd = SCM_INUM (SCM_CAR (spec)); |
547 | sp = SCM_CDR (spec); | |
0c95b57d | 548 | SCM_ASSERT (SCM_CONSP (sp) |
20a54673 GH |
549 | && SCM_INUMP (SCM_CAR (sp)) && SCM_NULLP (SCM_CDR (sp)), |
550 | spec, s_bad_spec, what); | |
0f2d19dd JB |
551 | s->ubnd = SCM_INUM (SCM_CAR (sp)); |
552 | s->inc = 1; | |
553 | } | |
554 | } | |
555 | return ra; | |
556 | } | |
557 | ||
3b3b36dd | 558 | SCM_DEFINE (scm_dimensions_to_uniform_array, "dimensions->uniform-array", 2, 1, 0, |
1bbd0b84 | 559 | (SCM dims, SCM prot, SCM fill), |
b380b885 MD |
560 | "@deffnx primitive make-uniform-vector length prototype [fill]\n" |
561 | "Creates and returns a uniform array or vector of type corresponding to\n" | |
562 | "@var{prototype} with dimensions @var{dims} or length @var{length}. If\n" | |
563 | "@var{fill} is supplied, it's used to fill the array, otherwise \n" | |
564 | "@var{prototype} is used.") | |
1bbd0b84 | 565 | #define FUNC_NAME s_scm_dimensions_to_uniform_array |
0f2d19dd | 566 | { |
a3a32939 DH |
567 | scm_sizet k; |
568 | unsigned long int rlen = 1; | |
0f2d19dd JB |
569 | scm_array_dim *s; |
570 | SCM ra; | |
571 | if (SCM_INUMP (dims)) | |
cda139a7 | 572 | { |
a3a32939 DH |
573 | SCM answer; |
574 | ||
575 | SCM_ASSERT_RANGE (1, dims, SCM_INUM (dims) <= SCM_LENGTH_MAX); | |
576 | ||
577 | answer = scm_make_uve (SCM_INUM (dims), prot); | |
578 | if (!SCM_UNBNDP (fill)) | |
579 | scm_array_fill_x (answer, fill); | |
580 | else if (SCM_SYMBOLP (prot)) | |
581 | scm_array_fill_x (answer, SCM_MAKINUM (0)); | |
582 | else | |
583 | scm_array_fill_x (answer, prot); | |
584 | return answer; | |
cda139a7 | 585 | } |
0c95b57d GB |
586 | SCM_ASSERT (SCM_NULLP (dims) || SCM_CONSP (dims), |
587 | dims, SCM_ARG1, FUNC_NAME); | |
1bbd0b84 | 588 | ra = scm_shap2ra (dims, FUNC_NAME); |
898a256f | 589 | SCM_SETOR_CAR (ra, SCM_ARRAY_CONTIGUOUS); |
0f2d19dd JB |
590 | s = SCM_ARRAY_DIMS (ra); |
591 | k = SCM_ARRAY_NDIM (ra); | |
592 | while (k--) | |
593 | { | |
a3a32939 DH |
594 | s[k].inc = rlen; |
595 | SCM_ASSERT_RANGE (1, dims, s[k].lbnd <= s[k].ubnd); | |
0f2d19dd | 596 | rlen = (s[k].ubnd - s[k].lbnd + 1) * s[k].inc; |
0f2d19dd | 597 | } |
a3a32939 DH |
598 | |
599 | SCM_ASSERT_RANGE (1, dims, rlen <= SCM_LENGTH_MAX); | |
600 | ||
601 | SCM_ARRAY_V (ra) = scm_make_uve (rlen, prot); | |
602 | ||
5c11cc9d | 603 | if (!SCM_UNBNDP (fill)) |
a3a32939 | 604 | scm_array_fill_x (ra, fill); |
0c95b57d | 605 | else if (SCM_SYMBOLP (prot)) |
0f2d19dd JB |
606 | scm_array_fill_x (ra, SCM_MAKINUM (0)); |
607 | else | |
608 | scm_array_fill_x (ra, prot); | |
a3a32939 | 609 | |
0f2d19dd JB |
610 | if (1 == SCM_ARRAY_NDIM (ra) && 0 == SCM_ARRAY_BASE (ra)) |
611 | if (s->ubnd < s->lbnd || (0 == s->lbnd && 1 == s->inc)) | |
612 | return SCM_ARRAY_V (ra); | |
613 | return ra; | |
614 | } | |
1bbd0b84 | 615 | #undef FUNC_NAME |
0f2d19dd | 616 | |
1cc91f1b | 617 | |
0f2d19dd | 618 | void |
1bbd0b84 | 619 | scm_ra_set_contp (SCM ra) |
0f2d19dd JB |
620 | { |
621 | scm_sizet k = SCM_ARRAY_NDIM (ra); | |
0f2d19dd | 622 | if (k) |
0f2d19dd | 623 | { |
fe0c6dae JB |
624 | long inc = SCM_ARRAY_DIMS (ra)[k - 1].inc; |
625 | while (k--) | |
0f2d19dd | 626 | { |
fe0c6dae JB |
627 | if (inc != SCM_ARRAY_DIMS (ra)[k].inc) |
628 | { | |
898a256f | 629 | SCM_SETAND_CAR (ra, ~SCM_ARRAY_CONTIGUOUS); |
fe0c6dae JB |
630 | return; |
631 | } | |
632 | inc *= (SCM_ARRAY_DIMS (ra)[k].ubnd | |
633 | - SCM_ARRAY_DIMS (ra)[k].lbnd + 1); | |
0f2d19dd | 634 | } |
0f2d19dd | 635 | } |
898a256f | 636 | SCM_SETOR_CAR (ra, SCM_ARRAY_CONTIGUOUS); |
0f2d19dd JB |
637 | } |
638 | ||
639 | ||
3b3b36dd | 640 | SCM_DEFINE (scm_make_shared_array, "make-shared-array", 2, 0, 1, |
1bbd0b84 | 641 | (SCM oldra, SCM mapfunc, SCM dims), |
b380b885 MD |
642 | "@code{make-shared-array} can be used to create shared subarrays of other\n" |
643 | "arrays. The @var{mapper} is a function that translates coordinates in\n" | |
644 | "the new array into coordinates in the old array. A @var{mapper} must be\n" | |
645 | "linear, and its range must stay within the bounds of the old array, but\n" | |
646 | "it can be otherwise arbitrary. A simple example:\n" | |
647 | "@example\n" | |
648 | "(define fred (make-array #f 8 8))\n" | |
649 | "(define freds-diagonal\n" | |
650 | " (make-shared-array fred (lambda (i) (list i i)) 8))\n" | |
651 | "(array-set! freds-diagonal 'foo 3)\n" | |
652 | "(array-ref fred 3 3) @result{} foo\n" | |
653 | "(define freds-center\n" | |
654 | " (make-shared-array fred (lambda (i j) (list (+ 3 i) (+ 3 j))) 2 2))\n" | |
655 | "(array-ref freds-center 0 0) @result{} foo\n" | |
656 | "@end example") | |
1bbd0b84 | 657 | #define FUNC_NAME s_scm_make_shared_array |
0f2d19dd JB |
658 | { |
659 | SCM ra; | |
660 | SCM inds, indptr; | |
661 | SCM imap; | |
662 | scm_sizet i, k; | |
663 | long old_min, new_min, old_max, new_max; | |
664 | scm_array_dim *s; | |
3b3b36dd GB |
665 | SCM_VALIDATE_ARRAY (1,oldra); |
666 | SCM_VALIDATE_PROC (2,mapfunc); | |
1bbd0b84 | 667 | ra = scm_shap2ra (dims, FUNC_NAME); |
0f2d19dd JB |
668 | if (SCM_ARRAYP (oldra)) |
669 | { | |
670 | SCM_ARRAY_V (ra) = SCM_ARRAY_V (oldra); | |
671 | old_min = old_max = SCM_ARRAY_BASE (oldra); | |
672 | s = SCM_ARRAY_DIMS (oldra); | |
673 | k = SCM_ARRAY_NDIM (oldra); | |
674 | while (k--) | |
675 | { | |
676 | if (s[k].inc > 0) | |
677 | old_max += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
678 | else | |
679 | old_min += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
680 | } | |
681 | } | |
682 | else | |
683 | { | |
684 | SCM_ARRAY_V (ra) = oldra; | |
685 | old_min = 0; | |
74014c46 | 686 | old_max = SCM_INUM (scm_uniform_vector_length (oldra)) - 1; |
0f2d19dd JB |
687 | } |
688 | inds = SCM_EOL; | |
689 | s = SCM_ARRAY_DIMS (ra); | |
690 | for (k = 0; k < SCM_ARRAY_NDIM (ra); k++) | |
691 | { | |
692 | inds = scm_cons (SCM_MAKINUM (s[k].lbnd), inds); | |
693 | if (s[k].ubnd < s[k].lbnd) | |
694 | { | |
695 | if (1 == SCM_ARRAY_NDIM (ra)) | |
696 | ra = scm_make_uve (0L, scm_array_prototype (ra)); | |
697 | else | |
698 | SCM_ARRAY_V (ra) = scm_make_uve (0L, scm_array_prototype (ra)); | |
699 | return ra; | |
700 | } | |
701 | } | |
92396c0a | 702 | imap = scm_apply (mapfunc, scm_reverse (inds), SCM_EOL); |
0f2d19dd | 703 | if (SCM_ARRAYP (oldra)) |
1bbd0b84 | 704 | i = (scm_sizet) scm_aind (oldra, imap, FUNC_NAME); |
0f2d19dd JB |
705 | else |
706 | { | |
707 | if (SCM_NINUMP (imap)) | |
708 | ||
709 | { | |
710 | SCM_ASSERT (1 == scm_ilength (imap) && SCM_INUMP (SCM_CAR (imap)), | |
1bbd0b84 | 711 | imap, s_bad_ind, FUNC_NAME); |
0f2d19dd JB |
712 | imap = SCM_CAR (imap); |
713 | } | |
714 | i = SCM_INUM (imap); | |
715 | } | |
716 | SCM_ARRAY_BASE (ra) = new_min = new_max = i; | |
717 | indptr = inds; | |
718 | k = SCM_ARRAY_NDIM (ra); | |
719 | while (k--) | |
720 | { | |
721 | if (s[k].ubnd > s[k].lbnd) | |
722 | { | |
898a256f | 723 | SCM_SETCAR (indptr, SCM_MAKINUM (SCM_INUM (SCM_CAR (indptr)) + 1)); |
0f2d19dd JB |
724 | imap = scm_apply (mapfunc, scm_reverse (inds), SCM_EOL); |
725 | if (SCM_ARRAYP (oldra)) | |
726 | ||
1bbd0b84 | 727 | s[k].inc = scm_aind (oldra, imap, FUNC_NAME) - i; |
0f2d19dd JB |
728 | else |
729 | { | |
730 | if (SCM_NINUMP (imap)) | |
731 | ||
732 | { | |
733 | SCM_ASSERT (1 == scm_ilength (imap) && SCM_INUMP (SCM_CAR (imap)), | |
1bbd0b84 | 734 | imap, s_bad_ind, FUNC_NAME); |
0f2d19dd JB |
735 | imap = SCM_CAR (imap); |
736 | } | |
737 | s[k].inc = (long) SCM_INUM (imap) - i; | |
738 | } | |
739 | i += s[k].inc; | |
740 | if (s[k].inc > 0) | |
741 | new_max += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
742 | else | |
743 | new_min += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
744 | } | |
745 | else | |
746 | s[k].inc = new_max - new_min + 1; /* contiguous by default */ | |
747 | indptr = SCM_CDR (indptr); | |
748 | } | |
749 | SCM_ASSERT (old_min <= new_min && old_max >= new_max, SCM_UNDEFINED, | |
1bbd0b84 | 750 | "mapping out of range", FUNC_NAME); |
0f2d19dd JB |
751 | if (1 == SCM_ARRAY_NDIM (ra) && 0 == SCM_ARRAY_BASE (ra)) |
752 | { | |
74014c46 DH |
753 | SCM v = SCM_ARRAY_V (ra); |
754 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (v)); | |
755 | if (1 == s->inc && 0 == s->lbnd && length == 1 + s->ubnd) | |
756 | return v; | |
0f2d19dd JB |
757 | if (s->ubnd < s->lbnd) |
758 | return scm_make_uve (0L, scm_array_prototype (ra)); | |
759 | } | |
760 | scm_ra_set_contp (ra); | |
761 | return ra; | |
762 | } | |
1bbd0b84 | 763 | #undef FUNC_NAME |
0f2d19dd JB |
764 | |
765 | ||
766 | /* args are RA . DIMS */ | |
af45e3b0 DH |
767 | SCM_DEFINE (scm_transpose_array, "transpose-array", 1, 0, 1, |
768 | (SCM ra, SCM args), | |
b380b885 MD |
769 | "Returns an array sharing contents with @var{array}, but with dimensions\n" |
770 | "arranged in a different order. There must be one @var{dim} argument for\n" | |
771 | "each dimension of @var{array}. @var{dim0}, @var{dim1}, @dots{} should\n" | |
772 | "be integers between 0 and the rank of the array to be returned. Each\n" | |
773 | "integer in that range must appear at least once in the argument list.\n\n" | |
774 | "The values of @var{dim0}, @var{dim1}, @dots{} correspond to dimensions\n" | |
775 | "in the array to be returned, their positions in the argument list to\n" | |
776 | "dimensions of @var{array}. Several @var{dim}s may have the same value,\n" | |
777 | "in which case the returned array will have smaller rank than\n" | |
778 | "@var{array}.\n\n" | |
779 | "examples:\n" | |
780 | "@example\n" | |
781 | "(transpose-array '#2((a b) (c d)) 1 0) @result{} #2((a c) (b d))\n" | |
782 | "(transpose-array '#2((a b) (c d)) 0 0) @result{} #1(a d)\n" | |
783 | "(transpose-array '#3(((a b c) (d e f)) ((1 2 3) (4 5 6))) 1 1 0) @result{}\n" | |
784 | " #2((a 4) (b 5) (c 6))\n" | |
785 | "@end example") | |
1bbd0b84 | 786 | #define FUNC_NAME s_scm_transpose_array |
0f2d19dd | 787 | { |
af45e3b0 | 788 | SCM res, vargs, *ve = &vargs; |
0f2d19dd JB |
789 | scm_array_dim *s, *r; |
790 | int ndim, i, k; | |
af45e3b0 | 791 | |
1bbd0b84 | 792 | SCM_ASSERT (SCM_NIMP (ra), ra, SCM_ARG1, FUNC_NAME); |
f5bf2977 | 793 | switch (SCM_TYP7 (ra)) |
0f2d19dd JB |
794 | { |
795 | default: | |
1bbd0b84 | 796 | badarg:SCM_WTA (1,ra); |
0f2d19dd JB |
797 | case scm_tc7_bvect: |
798 | case scm_tc7_string: | |
799 | case scm_tc7_byvect: | |
800 | case scm_tc7_uvect: | |
801 | case scm_tc7_ivect: | |
802 | case scm_tc7_fvect: | |
803 | case scm_tc7_dvect: | |
804 | case scm_tc7_cvect: | |
805 | case scm_tc7_svect: | |
5c11cc9d | 806 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
807 | case scm_tc7_llvect: |
808 | #endif | |
af45e3b0 | 809 | SCM_ASSERT (!SCM_NULLP (args) && SCM_NULLP (SCM_CDR (args)), |
1bbd0b84 | 810 | scm_makfrom0str (FUNC_NAME), SCM_WNA, NULL); |
f5bf2977 | 811 | SCM_ASSERT (SCM_INUMP (SCM_CAR (args)), SCM_CAR (args), SCM_ARG2, |
1bbd0b84 | 812 | FUNC_NAME); |
685c0d71 DH |
813 | SCM_ASSERT_RANGE (SCM_ARG2, SCM_CAR (args), |
814 | SCM_EQ_P (SCM_INUM0, SCM_CAR (args))); | |
0f2d19dd JB |
815 | return ra; |
816 | case scm_tc7_smob: | |
817 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg); | |
818 | vargs = scm_vector (args); | |
74014c46 | 819 | SCM_ASSERT (SCM_VECTOR_LENGTH (vargs) == SCM_ARRAY_NDIM (ra), |
1bbd0b84 | 820 | scm_makfrom0str (FUNC_NAME), SCM_WNA, NULL); |
f5bf2977 | 821 | ve = SCM_VELTS (vargs); |
0f2d19dd JB |
822 | ndim = 0; |
823 | for (k = 0; k < SCM_ARRAY_NDIM (ra); k++) | |
824 | { | |
20a54673 | 825 | SCM_ASSERT (SCM_INUMP (ve[k]), ve[k], (SCM_ARG2 + k), |
1bbd0b84 | 826 | FUNC_NAME); |
0f2d19dd | 827 | i = SCM_INUM (ve[k]); |
685c0d71 DH |
828 | if (i < 0 || i >= SCM_ARRAY_NDIM (ra)) |
829 | scm_out_of_range (FUNC_NAME, ve[k]); | |
0f2d19dd JB |
830 | if (ndim < i) |
831 | ndim = i; | |
832 | } | |
833 | ndim++; | |
834 | res = scm_make_ra (ndim); | |
835 | SCM_ARRAY_V (res) = SCM_ARRAY_V (ra); | |
836 | SCM_ARRAY_BASE (res) = SCM_ARRAY_BASE (ra); | |
837 | for (k = ndim; k--;) | |
838 | { | |
839 | SCM_ARRAY_DIMS (res)[k].lbnd = 0; | |
840 | SCM_ARRAY_DIMS (res)[k].ubnd = -1; | |
841 | } | |
842 | for (k = SCM_ARRAY_NDIM (ra); k--;) | |
843 | { | |
844 | i = SCM_INUM (ve[k]); | |
845 | s = &(SCM_ARRAY_DIMS (ra)[k]); | |
846 | r = &(SCM_ARRAY_DIMS (res)[i]); | |
847 | if (r->ubnd < r->lbnd) | |
848 | { | |
849 | r->lbnd = s->lbnd; | |
850 | r->ubnd = s->ubnd; | |
851 | r->inc = s->inc; | |
852 | ndim--; | |
853 | } | |
854 | else | |
855 | { | |
856 | if (r->ubnd > s->ubnd) | |
857 | r->ubnd = s->ubnd; | |
858 | if (r->lbnd < s->lbnd) | |
859 | { | |
860 | SCM_ARRAY_BASE (res) += (s->lbnd - r->lbnd) * r->inc; | |
861 | r->lbnd = s->lbnd; | |
862 | } | |
863 | r->inc += s->inc; | |
864 | } | |
865 | } | |
1bbd0b84 | 866 | SCM_ASSERT (ndim <= 0, args, "bad argument list", FUNC_NAME); |
0f2d19dd JB |
867 | scm_ra_set_contp (res); |
868 | return res; | |
869 | } | |
870 | } | |
1bbd0b84 | 871 | #undef FUNC_NAME |
0f2d19dd JB |
872 | |
873 | /* args are RA . AXES */ | |
af45e3b0 DH |
874 | SCM_DEFINE (scm_enclose_array, "enclose-array", 1, 0, 1, |
875 | (SCM ra, SCM axes), | |
b380b885 MD |
876 | "@var{dim0}, @var{dim1} @dots{} should be nonnegative integers less than\n" |
877 | "the rank of @var{array}. @var{enclose-array} returns an array\n" | |
878 | "resembling an array of shared arrays. The dimensions of each shared\n" | |
879 | "array are the same as the @var{dim}th dimensions of the original array,\n" | |
880 | "the dimensions of the outer array are the same as those of the original\n" | |
881 | "array that did not match a @var{dim}.\n\n" | |
882 | "An enclosed array is not a general Scheme array. Its elements may not\n" | |
883 | "be set using @code{array-set!}. Two references to the same element of\n" | |
884 | "an enclosed array will be @code{equal?} but will not in general be\n" | |
885 | "@code{eq?}. The value returned by @var{array-prototype} when given an\n" | |
886 | "enclosed array is unspecified.\n\n" | |
887 | "examples:\n" | |
888 | "@example\n" | |
889 | "(enclose-array '#3(((a b c) (d e f)) ((1 2 3) (4 5 6))) 1) @result{}\n" | |
890 | " #<enclosed-array (#1(a d) #1(b e) #1(c f)) (#1(1 4) #1(2 5) #1(3 6))>\n\n" | |
891 | "(enclose-array '#3(((a b c) (d e f)) ((1 2 3) (4 5 6))) 1 0) @result{}\n" | |
892 | " #<enclosed-array #2((a 1) (d 4)) #2((b 2) (e 5)) #2((c 3) (f 6))>\n" | |
893 | "@end example") | |
1bbd0b84 | 894 | #define FUNC_NAME s_scm_enclose_array |
0f2d19dd | 895 | { |
af45e3b0 | 896 | SCM axv, res, ra_inr; |
0f2d19dd JB |
897 | scm_array_dim vdim, *s = &vdim; |
898 | int ndim, j, k, ninr, noutr; | |
af45e3b0 | 899 | |
0f2d19dd | 900 | if (SCM_NULLP (axes)) |
0f2d19dd JB |
901 | axes = scm_cons ((SCM_ARRAYP (ra) ? SCM_MAKINUM (SCM_ARRAY_NDIM (ra) - 1) : SCM_INUM0), SCM_EOL); |
902 | ninr = scm_ilength (axes); | |
af45e3b0 | 903 | SCM_ASSERT (0 <= ninr, scm_makfrom0str (FUNC_NAME), SCM_WNA, NULL); |
0f2d19dd JB |
904 | ra_inr = scm_make_ra (ninr); |
905 | SCM_ASRTGO (SCM_NIMP (ra), badarg1); | |
74014c46 | 906 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
907 | { |
908 | default: | |
1bbd0b84 | 909 | badarg1:SCM_WTA (1,ra); |
0f2d19dd JB |
910 | case scm_tc7_string: |
911 | case scm_tc7_bvect: | |
912 | case scm_tc7_byvect: | |
913 | case scm_tc7_uvect: | |
914 | case scm_tc7_ivect: | |
915 | case scm_tc7_fvect: | |
916 | case scm_tc7_dvect: | |
917 | case scm_tc7_cvect: | |
918 | case scm_tc7_vector: | |
95f5b0f5 | 919 | case scm_tc7_wvect: |
0f2d19dd | 920 | case scm_tc7_svect: |
5c11cc9d | 921 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
922 | case scm_tc7_llvect: |
923 | #endif | |
924 | s->lbnd = 0; | |
74014c46 | 925 | s->ubnd = SCM_INUM (scm_uniform_vector_length (ra)) - 1; |
0f2d19dd JB |
926 | s->inc = 1; |
927 | SCM_ARRAY_V (ra_inr) = ra; | |
928 | SCM_ARRAY_BASE (ra_inr) = 0; | |
929 | ndim = 1; | |
930 | break; | |
931 | case scm_tc7_smob: | |
932 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg1); | |
933 | s = SCM_ARRAY_DIMS (ra); | |
934 | SCM_ARRAY_V (ra_inr) = SCM_ARRAY_V (ra); | |
935 | SCM_ARRAY_BASE (ra_inr) = SCM_ARRAY_BASE (ra); | |
936 | ndim = SCM_ARRAY_NDIM (ra); | |
937 | break; | |
938 | } | |
939 | noutr = ndim - ninr; | |
7866a09b | 940 | axv = scm_make_string (SCM_MAKINUM (ndim), SCM_MAKE_CHAR (0)); |
af45e3b0 | 941 | SCM_ASSERT (0 <= noutr, scm_makfrom0str (FUNC_NAME), SCM_WNA, NULL); |
0f2d19dd JB |
942 | res = scm_make_ra (noutr); |
943 | SCM_ARRAY_BASE (res) = SCM_ARRAY_BASE (ra_inr); | |
944 | SCM_ARRAY_V (res) = ra_inr; | |
945 | for (k = 0; k < ninr; k++, axes = SCM_CDR (axes)) | |
946 | { | |
1bbd0b84 | 947 | SCM_ASSERT (SCM_INUMP (SCM_CAR (axes)), SCM_CAR (axes), "bad axis", FUNC_NAME); |
0f2d19dd JB |
948 | j = SCM_INUM (SCM_CAR (axes)); |
949 | SCM_ARRAY_DIMS (ra_inr)[k].lbnd = s[j].lbnd; | |
950 | SCM_ARRAY_DIMS (ra_inr)[k].ubnd = s[j].ubnd; | |
951 | SCM_ARRAY_DIMS (ra_inr)[k].inc = s[j].inc; | |
405aaef9 | 952 | SCM_STRING_CHARS (axv)[j] = 1; |
0f2d19dd JB |
953 | } |
954 | for (j = 0, k = 0; k < noutr; k++, j++) | |
955 | { | |
405aaef9 | 956 | while (SCM_STRING_CHARS (axv)[j]) |
0f2d19dd JB |
957 | j++; |
958 | SCM_ARRAY_DIMS (res)[k].lbnd = s[j].lbnd; | |
959 | SCM_ARRAY_DIMS (res)[k].ubnd = s[j].ubnd; | |
960 | SCM_ARRAY_DIMS (res)[k].inc = s[j].inc; | |
961 | } | |
962 | scm_ra_set_contp (ra_inr); | |
963 | scm_ra_set_contp (res); | |
964 | return res; | |
965 | } | |
1bbd0b84 | 966 | #undef FUNC_NAME |
0f2d19dd JB |
967 | |
968 | ||
969 | ||
af45e3b0 DH |
970 | SCM_DEFINE (scm_array_in_bounds_p, "array-in-bounds?", 1, 0, 1, |
971 | (SCM v, SCM args), | |
b380b885 | 972 | "Returns @code{#t} if its arguments would be acceptable to array-ref.") |
1bbd0b84 | 973 | #define FUNC_NAME s_scm_array_in_bounds_p |
0f2d19dd | 974 | { |
af45e3b0 | 975 | SCM ind = SCM_EOL; |
0f2d19dd JB |
976 | long pos = 0; |
977 | register scm_sizet k; | |
978 | register long j; | |
979 | scm_array_dim *s; | |
af45e3b0 | 980 | |
0f2d19dd JB |
981 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
982 | if (SCM_NIMP (args)) | |
983 | ||
984 | { | |
985 | ind = SCM_CAR (args); | |
986 | args = SCM_CDR (args); | |
1bbd0b84 | 987 | SCM_ASSERT (SCM_INUMP (ind), ind, SCM_ARG2, FUNC_NAME); |
0f2d19dd JB |
988 | pos = SCM_INUM (ind); |
989 | } | |
990 | tail: | |
74014c46 | 991 | switch SCM_TYP7 (v) |
0f2d19dd JB |
992 | { |
993 | default: | |
1bbd0b84 GB |
994 | badarg1:SCM_WTA (1,v); |
995 | wna: scm_wrong_num_args (scm_makfrom0str (FUNC_NAME)); | |
0f2d19dd JB |
996 | case scm_tc7_smob: |
997 | k = SCM_ARRAY_NDIM (v); | |
998 | s = SCM_ARRAY_DIMS (v); | |
999 | pos = SCM_ARRAY_BASE (v); | |
1000 | if (!k) | |
1001 | { | |
1002 | SCM_ASRTGO (SCM_NULLP (ind), wna); | |
1003 | ind = SCM_INUM0; | |
1004 | } | |
1005 | else | |
1006 | while (!0) | |
1007 | { | |
1008 | j = SCM_INUM (ind); | |
1009 | if (!(j >= (s->lbnd) && j <= (s->ubnd))) | |
1010 | { | |
1011 | SCM_ASRTGO (--k == scm_ilength (args), wna); | |
1012 | return SCM_BOOL_F; | |
1013 | } | |
1014 | pos += (j - s->lbnd) * (s->inc); | |
1015 | if (!(--k && SCM_NIMP (args))) | |
1016 | break; | |
1017 | ind = SCM_CAR (args); | |
1018 | args = SCM_CDR (args); | |
1019 | s++; | |
1bbd0b84 | 1020 | SCM_ASSERT (SCM_INUMP (ind), ind, s_bad_ind, FUNC_NAME); |
0f2d19dd JB |
1021 | } |
1022 | SCM_ASRTGO (0 == k, wna); | |
1023 | v = SCM_ARRAY_V (v); | |
1024 | goto tail; | |
1025 | case scm_tc7_bvect: | |
1026 | case scm_tc7_string: | |
1027 | case scm_tc7_byvect: | |
1028 | case scm_tc7_uvect: | |
1029 | case scm_tc7_ivect: | |
1030 | case scm_tc7_fvect: | |
1031 | case scm_tc7_dvect: | |
1032 | case scm_tc7_cvect: | |
1033 | case scm_tc7_svect: | |
5c11cc9d | 1034 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
1035 | case scm_tc7_llvect: |
1036 | #endif | |
1037 | case scm_tc7_vector: | |
95f5b0f5 | 1038 | case scm_tc7_wvect: |
74014c46 DH |
1039 | { |
1040 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (v)); | |
1041 | SCM_ASRTGO (SCM_NULLP (args) && SCM_INUMP (ind), wna); | |
1042 | return SCM_BOOL(pos >= 0 && pos < length); | |
1043 | } | |
0f2d19dd JB |
1044 | } |
1045 | } | |
1bbd0b84 | 1046 | #undef FUNC_NAME |
0f2d19dd JB |
1047 | |
1048 | ||
1bbd0b84 | 1049 | SCM_REGISTER_PROC(s_array_ref, "array-ref", 1, 0, 1, scm_uniform_vector_ref); |
1cc91f1b | 1050 | |
1bbd0b84 | 1051 | |
3b3b36dd | 1052 | SCM_DEFINE (scm_uniform_vector_ref, "uniform-vector-ref", 2, 0, 0, |
1bbd0b84 | 1053 | (SCM v, SCM args), |
ec57ce2e | 1054 | "@deffnx primitive array-ref v . args\n" |
b380b885 | 1055 | "Returns the element at the @code{(index1, index2)} element in @var{array}.") |
1bbd0b84 | 1056 | #define FUNC_NAME s_scm_uniform_vector_ref |
0f2d19dd JB |
1057 | { |
1058 | long pos; | |
0f2d19dd | 1059 | |
35de7ebe | 1060 | if (SCM_IMP (v)) |
0f2d19dd JB |
1061 | { |
1062 | SCM_ASRTGO (SCM_NULLP (args), badarg); | |
1063 | return v; | |
1064 | } | |
1065 | else if (SCM_ARRAYP (v)) | |
0f2d19dd | 1066 | { |
1bbd0b84 | 1067 | pos = scm_aind (v, args, FUNC_NAME); |
0f2d19dd JB |
1068 | v = SCM_ARRAY_V (v); |
1069 | } | |
1070 | else | |
1071 | { | |
74014c46 | 1072 | unsigned long int length; |
0f2d19dd | 1073 | if (SCM_NIMP (args)) |
0f2d19dd | 1074 | { |
1bbd0b84 | 1075 | SCM_ASSERT (SCM_CONSP (args) && SCM_INUMP (SCM_CAR (args)), args, SCM_ARG2, FUNC_NAME); |
0f2d19dd JB |
1076 | pos = SCM_INUM (SCM_CAR (args)); |
1077 | SCM_ASRTGO (SCM_NULLP (SCM_CDR (args)), wna); | |
1078 | } | |
1079 | else | |
1080 | { | |
3b3b36dd | 1081 | SCM_VALIDATE_INUM (2,args); |
0f2d19dd JB |
1082 | pos = SCM_INUM (args); |
1083 | } | |
74014c46 DH |
1084 | length = SCM_INUM (scm_uniform_vector_length (v)); |
1085 | SCM_ASRTGO (pos >= 0 && pos < length, outrng); | |
0f2d19dd | 1086 | } |
74014c46 | 1087 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1088 | { |
1089 | default: | |
1090 | if (SCM_NULLP (args)) | |
1091 | return v; | |
35de7ebe | 1092 | badarg: |
1bbd0b84 | 1093 | SCM_WTA (1,v); |
35de7ebe | 1094 | abort (); |
c209c88e GB |
1095 | |
1096 | outrng: | |
1097 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (pos)); | |
1098 | wna: | |
1099 | scm_wrong_num_args (SCM_FUNC_NAME); | |
0f2d19dd JB |
1100 | case scm_tc7_smob: |
1101 | { /* enclosed */ | |
1102 | int k = SCM_ARRAY_NDIM (v); | |
1103 | SCM res = scm_make_ra (k); | |
1104 | SCM_ARRAY_V (res) = SCM_ARRAY_V (v); | |
1105 | SCM_ARRAY_BASE (res) = pos; | |
1106 | while (k--) | |
1107 | { | |
1108 | SCM_ARRAY_DIMS (res)[k].lbnd = SCM_ARRAY_DIMS (v)[k].lbnd; | |
1109 | SCM_ARRAY_DIMS (res)[k].ubnd = SCM_ARRAY_DIMS (v)[k].ubnd; | |
1110 | SCM_ARRAY_DIMS (res)[k].inc = SCM_ARRAY_DIMS (v)[k].inc; | |
1111 | } | |
1112 | return res; | |
1113 | } | |
1114 | case scm_tc7_bvect: | |
c209c88e | 1115 | if (SCM_BITVEC_REF (v, pos)) |
0f2d19dd JB |
1116 | return SCM_BOOL_T; |
1117 | else | |
1118 | return SCM_BOOL_F; | |
1119 | case scm_tc7_string: | |
322ac0c5 | 1120 | return SCM_MAKE_CHAR (SCM_STRING_UCHARS (v)[pos]); |
0f2d19dd | 1121 | case scm_tc7_byvect: |
405aaef9 | 1122 | return SCM_MAKINUM (((char *) SCM_UVECTOR_BASE (v))[pos]); |
0f2d19dd | 1123 | case scm_tc7_uvect: |
fee7ef83 | 1124 | return scm_ulong2num (((unsigned long *) SCM_VELTS (v))[pos]); |
0f2d19dd | 1125 | case scm_tc7_ivect: |
fee7ef83 | 1126 | return scm_long2num(((signed long *) SCM_VELTS (v))[pos]); |
0f2d19dd JB |
1127 | |
1128 | case scm_tc7_svect: | |
4260a7fc | 1129 | return SCM_MAKINUM (((short *) SCM_CELL_WORD_1 (v))[pos]); |
5c11cc9d | 1130 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 1131 | case scm_tc7_llvect: |
4260a7fc | 1132 | return scm_long_long2num (((long_long *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd JB |
1133 | #endif |
1134 | ||
0f2d19dd | 1135 | case scm_tc7_fvect: |
4260a7fc | 1136 | return scm_make_real (((float *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1137 | case scm_tc7_dvect: |
4260a7fc | 1138 | return scm_make_real (((double *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1139 | case scm_tc7_cvect: |
4260a7fc DH |
1140 | return scm_make_complex (((double *) SCM_CELL_WORD_1 (v))[2 * pos], |
1141 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1]); | |
0f2d19dd | 1142 | case scm_tc7_vector: |
95f5b0f5 | 1143 | case scm_tc7_wvect: |
0f2d19dd JB |
1144 | return SCM_VELTS (v)[pos]; |
1145 | } | |
1146 | } | |
1bbd0b84 | 1147 | #undef FUNC_NAME |
0f2d19dd JB |
1148 | |
1149 | /* Internal version of scm_uniform_vector_ref for uves that does no error checking and | |
1150 | tries to recycle conses. (Make *sure* you want them recycled.) */ | |
1cc91f1b | 1151 | |
0f2d19dd | 1152 | SCM |
6e8d25a6 | 1153 | scm_cvref (SCM v, scm_sizet pos, SCM last) |
0f2d19dd | 1154 | { |
5c11cc9d | 1155 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1156 | { |
1157 | default: | |
1158 | scm_wta (v, (char *) SCM_ARG1, "PROGRAMMING ERROR: scm_cvref"); | |
1159 | case scm_tc7_bvect: | |
c209c88e | 1160 | if (SCM_BITVEC_REF(v,pos)) |
0f2d19dd JB |
1161 | return SCM_BOOL_T; |
1162 | else | |
1163 | return SCM_BOOL_F; | |
1164 | case scm_tc7_string: | |
322ac0c5 | 1165 | return SCM_MAKE_CHAR (SCM_STRING_UCHARS (v)[pos]); |
0f2d19dd | 1166 | case scm_tc7_byvect: |
405aaef9 | 1167 | return SCM_MAKINUM (((char *) SCM_UVECTOR_BASE (v))[pos]); |
0f2d19dd | 1168 | case scm_tc7_uvect: |
fee7ef83 | 1169 | return scm_ulong2num(((unsigned long *) SCM_VELTS (v))[pos]); |
0f2d19dd | 1170 | case scm_tc7_ivect: |
fee7ef83 | 1171 | return scm_long2num(((signed long *) SCM_VELTS (v))[pos]); |
0f2d19dd | 1172 | case scm_tc7_svect: |
4260a7fc | 1173 | return SCM_MAKINUM (((short *) SCM_CELL_WORD_1 (v))[pos]); |
5c11cc9d | 1174 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 1175 | case scm_tc7_llvect: |
4260a7fc | 1176 | return scm_long_long2num (((long_long *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1177 | #endif |
0f2d19dd | 1178 | case scm_tc7_fvect: |
fee7ef83 | 1179 | if (SCM_NIMP (last) && !SCM_EQ_P (last, scm_flo0) && SCM_SLOPPY_REALP (last)) |
0f2d19dd | 1180 | { |
4260a7fc | 1181 | SCM_REAL_VALUE (last) = ((float *) SCM_CELL_WORD_1 (v))[pos]; |
0f2d19dd JB |
1182 | return last; |
1183 | } | |
4260a7fc | 1184 | return scm_make_real (((float *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1185 | case scm_tc7_dvect: |
fee7ef83 | 1186 | if (SCM_NIMP (last) && !SCM_EQ_P (last, scm_flo0) && SCM_SLOPPY_REALP (last)) |
0f2d19dd | 1187 | { |
4260a7fc | 1188 | SCM_REAL_VALUE (last) = ((double *) SCM_CELL_WORD_1 (v))[pos]; |
0f2d19dd JB |
1189 | return last; |
1190 | } | |
4260a7fc | 1191 | return scm_make_real (((double *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1192 | case scm_tc7_cvect: |
bc86da5d | 1193 | if (SCM_NIMP (last) && SCM_SLOPPY_COMPLEXP (last)) |
0f2d19dd | 1194 | { |
4260a7fc DH |
1195 | SCM_COMPLEX_REAL (last) = ((double *) SCM_CELL_WORD_1 (v))[2 * pos]; |
1196 | SCM_COMPLEX_IMAG (last) = ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1]; | |
0f2d19dd JB |
1197 | return last; |
1198 | } | |
4260a7fc DH |
1199 | return scm_make_complex (((double *) SCM_CELL_WORD_1 (v))[2 * pos], |
1200 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1]); | |
0f2d19dd | 1201 | case scm_tc7_vector: |
95f5b0f5 | 1202 | case scm_tc7_wvect: |
0f2d19dd JB |
1203 | return SCM_VELTS (v)[pos]; |
1204 | case scm_tc7_smob: | |
1205 | { /* enclosed scm_array */ | |
1206 | int k = SCM_ARRAY_NDIM (v); | |
1207 | SCM res = scm_make_ra (k); | |
1208 | SCM_ARRAY_V (res) = SCM_ARRAY_V (v); | |
1209 | SCM_ARRAY_BASE (res) = pos; | |
1210 | while (k--) | |
1211 | { | |
1212 | SCM_ARRAY_DIMS (res)[k].ubnd = SCM_ARRAY_DIMS (v)[k].ubnd; | |
1213 | SCM_ARRAY_DIMS (res)[k].lbnd = SCM_ARRAY_DIMS (v)[k].lbnd; | |
1214 | SCM_ARRAY_DIMS (res)[k].inc = SCM_ARRAY_DIMS (v)[k].inc; | |
1215 | } | |
1216 | return res; | |
1217 | } | |
1218 | } | |
1219 | } | |
1220 | ||
1bbd0b84 GB |
1221 | SCM_REGISTER_PROC(s_uniform_array_set1_x, "uniform-array-set1!", 3, 0, 0, scm_array_set_x); |
1222 | ||
1cc91f1b | 1223 | |
0aa0871f GH |
1224 | /* Note that args may be a list or an immediate object, depending which |
1225 | PROC is used (and it's called from C too). */ | |
3b3b36dd | 1226 | SCM_DEFINE (scm_array_set_x, "array-set!", 2, 0, 1, |
1bbd0b84 | 1227 | (SCM v, SCM obj, SCM args), |
ec57ce2e | 1228 | "@deffnx primitive uniform-array-set1! v obj args\n" |
b380b885 MD |
1229 | "Sets the element at the @code{(index1, index2)} element in @var{array} to\n" |
1230 | "@var{new-value}. The value returned by array-set! is unspecified.") | |
1bbd0b84 | 1231 | #define FUNC_NAME s_scm_array_set_x |
0f2d19dd | 1232 | { |
f3667f52 | 1233 | long pos = 0; |
0f2d19dd JB |
1234 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
1235 | if (SCM_ARRAYP (v)) | |
0f2d19dd | 1236 | { |
1bbd0b84 | 1237 | pos = scm_aind (v, args, FUNC_NAME); |
0f2d19dd JB |
1238 | v = SCM_ARRAY_V (v); |
1239 | } | |
1240 | else | |
1241 | { | |
74014c46 | 1242 | unsigned long int length; |
0f2d19dd | 1243 | if (SCM_NIMP (args)) |
0f2d19dd | 1244 | { |
0aa0871f | 1245 | SCM_ASSERT (SCM_CONSP(args) && SCM_INUMP (SCM_CAR (args)), args, |
1bbd0b84 | 1246 | SCM_ARG3, FUNC_NAME); |
0f2d19dd | 1247 | SCM_ASRTGO (SCM_NULLP (SCM_CDR (args)), wna); |
0aa0871f | 1248 | pos = SCM_INUM (SCM_CAR (args)); |
0f2d19dd JB |
1249 | } |
1250 | else | |
1251 | { | |
3b3b36dd | 1252 | SCM_VALIDATE_INUM_COPY (3,args,pos); |
0f2d19dd | 1253 | } |
74014c46 DH |
1254 | length = SCM_INUM (scm_uniform_vector_length (v)); |
1255 | SCM_ASRTGO (pos >= 0 && pos < length, outrng); | |
0f2d19dd JB |
1256 | } |
1257 | switch (SCM_TYP7 (v)) | |
1258 | { | |
35de7ebe | 1259 | default: badarg1: |
1bbd0b84 | 1260 | SCM_WTA (1,v); |
35de7ebe | 1261 | abort (); |
c209c88e GB |
1262 | outrng: |
1263 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (pos)); | |
1264 | wna: | |
1265 | scm_wrong_num_args (SCM_FUNC_NAME); | |
0f2d19dd JB |
1266 | case scm_tc7_smob: /* enclosed */ |
1267 | goto badarg1; | |
1268 | case scm_tc7_bvect: | |
4260a7fc | 1269 | if (SCM_FALSEP (obj)) |
c209c88e | 1270 | SCM_BITVEC_CLR(v,pos); |
9a09deb1 | 1271 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) |
c209c88e | 1272 | SCM_BITVEC_SET(v,pos); |
0f2d19dd | 1273 | else |
1bbd0b84 | 1274 | badobj:SCM_WTA (2,obj); |
0f2d19dd JB |
1275 | break; |
1276 | case scm_tc7_string: | |
7866a09b | 1277 | SCM_ASRTGO (SCM_CHARP (obj), badobj); |
322ac0c5 | 1278 | SCM_STRING_UCHARS (v)[pos] = SCM_CHAR (obj); |
0f2d19dd JB |
1279 | break; |
1280 | case scm_tc7_byvect: | |
7866a09b GB |
1281 | if (SCM_CHARP (obj)) |
1282 | obj = SCM_MAKINUM ((char) SCM_CHAR (obj)); | |
0aa0871f | 1283 | SCM_ASRTGO (SCM_INUMP (obj), badobj); |
405aaef9 | 1284 | ((char *) SCM_UVECTOR_BASE (v))[pos] = SCM_INUM (obj); |
0f2d19dd | 1285 | break; |
1bbd0b84 | 1286 | case scm_tc7_uvect: |
f1267706 | 1287 | SCM_VELTS(v)[pos] = SCM_PACK (scm_num2ulong(obj, (char *)SCM_ARG2, FUNC_NAME)); |
c209c88e | 1288 | break; |
1bbd0b84 | 1289 | case scm_tc7_ivect: |
f1267706 | 1290 | SCM_VELTS(v)[pos] = SCM_PACK (scm_num2long(obj, (char *)SCM_ARG2, FUNC_NAME)); |
c209c88e | 1291 | break; |
0f2d19dd | 1292 | case scm_tc7_svect: |
0aa0871f | 1293 | SCM_ASRTGO (SCM_INUMP (obj), badobj); |
4260a7fc | 1294 | ((short *) SCM_CELL_WORD_1 (v))[pos] = SCM_INUM (obj); |
0f2d19dd | 1295 | break; |
5c11cc9d | 1296 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 1297 | case scm_tc7_llvect: |
4260a7fc | 1298 | ((long_long *) SCM_CELL_WORD_1 (v))[pos] = scm_num2long_long (obj, (char *)SCM_ARG2, FUNC_NAME); |
0f2d19dd JB |
1299 | break; |
1300 | #endif | |
1301 | ||
1302 | ||
0f2d19dd | 1303 | case scm_tc7_fvect: |
4260a7fc | 1304 | ((float *) SCM_CELL_WORD_1 (v))[pos] = (float) scm_num2dbl (obj, FUNC_NAME); |
0f2d19dd | 1305 | break; |
0f2d19dd | 1306 | case scm_tc7_dvect: |
4260a7fc | 1307 | ((double *) SCM_CELL_WORD_1 (v))[pos] = scm_num2dbl (obj, FUNC_NAME); |
0f2d19dd JB |
1308 | break; |
1309 | case scm_tc7_cvect: | |
eb42e2f0 DH |
1310 | SCM_ASRTGO (SCM_INEXACTP (obj), badobj); |
1311 | if (SCM_REALP (obj)) { | |
1312 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos] = SCM_REAL_VALUE (obj); | |
1313 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1] = 0.0; | |
1314 | } else { | |
1315 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos] = SCM_COMPLEX_REAL (obj); | |
1316 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1] = SCM_COMPLEX_IMAG (obj); | |
1317 | } | |
0f2d19dd | 1318 | break; |
0f2d19dd | 1319 | case scm_tc7_vector: |
95f5b0f5 | 1320 | case scm_tc7_wvect: |
0f2d19dd JB |
1321 | SCM_VELTS (v)[pos] = obj; |
1322 | break; | |
1323 | } | |
1324 | return SCM_UNSPECIFIED; | |
1325 | } | |
1bbd0b84 | 1326 | #undef FUNC_NAME |
0f2d19dd | 1327 | |
1d7bdb25 GH |
1328 | /* attempts to unroll an array into a one-dimensional array. |
1329 | returns the unrolled array or #f if it can't be done. */ | |
1bbd0b84 | 1330 | /* if strict is not SCM_UNDEFINED, return #f if returned array |
1d7bdb25 | 1331 | wouldn't have contiguous elements. */ |
3b3b36dd | 1332 | SCM_DEFINE (scm_array_contents, "array-contents", 1, 1, 0, |
1bbd0b84 | 1333 | (SCM ra, SCM strict), |
b380b885 MD |
1334 | "@deffnx primitive array-contents array strict\n" |
1335 | "If @var{array} may be @dfn{unrolled} into a one dimensional shared array\n" | |
1336 | "without changing their order (last subscript changing fastest), then\n" | |
1337 | "@code{array-contents} returns that shared array, otherwise it returns\n" | |
1338 | "@code{#f}. All arrays made by @var{make-array} and\n" | |
1339 | "@var{make-uniform-array} may be unrolled, some arrays made by\n" | |
1340 | "@var{make-shared-array} may not be.\n\n" | |
1341 | "If the optional argument @var{strict} is provided, a shared array will\n" | |
1342 | "be returned only if its elements are stored internally contiguous in\n" | |
1343 | "memory.") | |
1bbd0b84 | 1344 | #define FUNC_NAME s_scm_array_contents |
0f2d19dd JB |
1345 | { |
1346 | SCM sra; | |
1347 | if (SCM_IMP (ra)) | |
f3667f52 | 1348 | return SCM_BOOL_F; |
5c11cc9d | 1349 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
1350 | { |
1351 | default: | |
1352 | return SCM_BOOL_F; | |
1353 | case scm_tc7_vector: | |
95f5b0f5 | 1354 | case scm_tc7_wvect: |
0f2d19dd JB |
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: | |
5c11cc9d | 1364 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
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 | { | |
0f2d19dd JB |
1377 | if (ndim && (1 != SCM_ARRAY_DIMS (ra)[ndim - 1].inc)) |
1378 | return SCM_BOOL_F; | |
1379 | if (scm_tc7_bvect == SCM_TYP7 (SCM_ARRAY_V (ra))) | |
1380 | { | |
74014c46 | 1381 | if (len != SCM_BITVECTOR_LENGTH (SCM_ARRAY_V (ra)) || |
0f2d19dd JB |
1382 | SCM_ARRAY_BASE (ra) % SCM_LONG_BIT || |
1383 | len % SCM_LONG_BIT) | |
1384 | return SCM_BOOL_F; | |
1385 | } | |
1386 | } | |
74014c46 DH |
1387 | |
1388 | { | |
1389 | SCM v = SCM_ARRAY_V (ra); | |
1390 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (v)); | |
1391 | if ((len == length) && 0 == SCM_ARRAY_BASE (ra) && SCM_ARRAY_DIMS (ra)->inc) | |
1392 | return v; | |
1393 | } | |
1394 | ||
0f2d19dd JB |
1395 | sra = scm_make_ra (1); |
1396 | SCM_ARRAY_DIMS (sra)->lbnd = 0; | |
1397 | SCM_ARRAY_DIMS (sra)->ubnd = len - 1; | |
1398 | SCM_ARRAY_V (sra) = SCM_ARRAY_V (ra); | |
1399 | SCM_ARRAY_BASE (sra) = SCM_ARRAY_BASE (ra); | |
1400 | SCM_ARRAY_DIMS (sra)->inc = (ndim ? SCM_ARRAY_DIMS (ra)[ndim - 1].inc : 1); | |
1401 | return sra; | |
1402 | } | |
1403 | } | |
1404 | } | |
1bbd0b84 | 1405 | #undef FUNC_NAME |
0f2d19dd | 1406 | |
1cc91f1b | 1407 | |
0f2d19dd | 1408 | SCM |
6e8d25a6 | 1409 | scm_ra2contig (SCM ra, int copy) |
0f2d19dd JB |
1410 | { |
1411 | SCM ret; | |
1412 | long inc = 1; | |
1413 | scm_sizet k, len = 1; | |
1414 | for (k = SCM_ARRAY_NDIM (ra); k--;) | |
1415 | len *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1416 | k = SCM_ARRAY_NDIM (ra); | |
1417 | if (SCM_ARRAY_CONTP (ra) && ((0 == k) || (1 == SCM_ARRAY_DIMS (ra)[k - 1].inc))) | |
1418 | { | |
74014c46 | 1419 | if (scm_tc7_bvect != SCM_TYP7 (SCM_ARRAY_V (ra))) |
0f2d19dd | 1420 | return ra; |
74014c46 | 1421 | if ((len == SCM_BITVECTOR_LENGTH (SCM_ARRAY_V (ra)) && |
0f2d19dd JB |
1422 | 0 == SCM_ARRAY_BASE (ra) % SCM_LONG_BIT && |
1423 | 0 == len % SCM_LONG_BIT)) | |
1424 | return ra; | |
1425 | } | |
1426 | ret = scm_make_ra (k); | |
1427 | SCM_ARRAY_BASE (ret) = 0; | |
1428 | while (k--) | |
1429 | { | |
1430 | SCM_ARRAY_DIMS (ret)[k].lbnd = SCM_ARRAY_DIMS (ra)[k].lbnd; | |
1431 | SCM_ARRAY_DIMS (ret)[k].ubnd = SCM_ARRAY_DIMS (ra)[k].ubnd; | |
1432 | SCM_ARRAY_DIMS (ret)[k].inc = inc; | |
1433 | inc *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1434 | } | |
1435 | SCM_ARRAY_V (ret) = scm_make_uve ((inc - 1), scm_array_prototype (ra)); | |
1436 | if (copy) | |
1437 | scm_array_copy_x (ra, ret); | |
1438 | return ret; | |
1439 | } | |
1440 | ||
1441 | ||
1442 | ||
3b3b36dd | 1443 | SCM_DEFINE (scm_uniform_array_read_x, "uniform-array-read!", 1, 3, 0, |
1bbd0b84 | 1444 | (SCM ra, SCM port_or_fd, SCM start, SCM end), |
b380b885 MD |
1445 | "@deffnx primitive uniform-vector-read! uve [port-or-fdes] [start] [end]\n" |
1446 | "Attempts to read all elements of @var{ura}, in lexicographic order, as\n" | |
1447 | "binary objects from @var{port-or-fdes}.\n" | |
1448 | "If an end of file is encountered during\n" | |
1449 | "uniform-array-read! the objects up to that point only are put into @var{ura}\n" | |
1450 | "(starting at the beginning) and the remainder of the array is\n" | |
1451 | "unchanged.\n\n" | |
1452 | "The optional arguments @var{start} and @var{end} allow\n" | |
1453 | "a specified region of a vector (or linearized array) to be read,\n" | |
1454 | "leaving the remainder of the vector unchanged.\n\n" | |
1455 | "@code{uniform-array-read!} returns the number of objects read.\n" | |
1456 | "@var{port-or-fdes} may be omitted, in which case it defaults to the value\n" | |
1457 | "returned by @code{(current-input-port)}.") | |
1bbd0b84 | 1458 | #define FUNC_NAME s_scm_uniform_array_read_x |
0f2d19dd | 1459 | { |
35de7ebe | 1460 | SCM cra = SCM_UNDEFINED, v = ra; |
3d8d56df | 1461 | long sz, vlen, ans; |
1146b6cd GH |
1462 | long cstart = 0; |
1463 | long cend; | |
1464 | long offset = 0; | |
405aaef9 | 1465 | char *base; |
35de7ebe | 1466 | |
0f2d19dd | 1467 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
3d8d56df GH |
1468 | if (SCM_UNBNDP (port_or_fd)) |
1469 | port_or_fd = scm_cur_inp; | |
1470 | else | |
1471 | SCM_ASSERT (SCM_INUMP (port_or_fd) | |
0c95b57d | 1472 | || (SCM_OPINPORTP (port_or_fd)), |
1bbd0b84 | 1473 | port_or_fd, SCM_ARG2, FUNC_NAME); |
74014c46 | 1474 | vlen = SCM_INUM (scm_uniform_vector_length (v)); |
35de7ebe | 1475 | |
0f2d19dd | 1476 | loop: |
35de7ebe | 1477 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1478 | { |
1479 | default: | |
5d2d2ffc | 1480 | badarg1:SCM_WTA (SCM_ARG1,v); |
0f2d19dd JB |
1481 | case scm_tc7_smob: |
1482 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
1483 | cra = scm_ra2contig (ra, 0); | |
1146b6cd | 1484 | cstart += SCM_ARRAY_BASE (cra); |
3d8d56df | 1485 | vlen = SCM_ARRAY_DIMS (cra)->inc * |
0f2d19dd JB |
1486 | (SCM_ARRAY_DIMS (cra)->ubnd - SCM_ARRAY_DIMS (cra)->lbnd + 1); |
1487 | v = SCM_ARRAY_V (cra); | |
1488 | goto loop; | |
1489 | case scm_tc7_string: | |
74014c46 | 1490 | base = SCM_STRING_CHARS (v); |
0f2d19dd JB |
1491 | sz = sizeof (char); |
1492 | break; | |
1493 | case scm_tc7_bvect: | |
74014c46 | 1494 | base = (char *) SCM_BITVECTOR_BASE (v); |
3d8d56df | 1495 | vlen = (vlen + SCM_LONG_BIT - 1) / SCM_LONG_BIT; |
1146b6cd | 1496 | cstart /= SCM_LONG_BIT; |
74014c46 DH |
1497 | sz = sizeof (long); |
1498 | break; | |
1499 | case scm_tc7_byvect: | |
1500 | base = (char *) SCM_UVECTOR_BASE (v); | |
1501 | sz = sizeof (char); | |
1502 | break; | |
0f2d19dd JB |
1503 | case scm_tc7_uvect: |
1504 | case scm_tc7_ivect: | |
74014c46 | 1505 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1506 | sz = sizeof (long); |
1507 | break; | |
1508 | case scm_tc7_svect: | |
74014c46 | 1509 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1510 | sz = sizeof (short); |
1511 | break; | |
5c11cc9d | 1512 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 1513 | case scm_tc7_llvect: |
74014c46 | 1514 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1515 | sz = sizeof (long_long); |
1516 | break; | |
1517 | #endif | |
0f2d19dd | 1518 | case scm_tc7_fvect: |
74014c46 | 1519 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1520 | sz = sizeof (float); |
1521 | break; | |
0f2d19dd | 1522 | case scm_tc7_dvect: |
74014c46 | 1523 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1524 | sz = sizeof (double); |
1525 | break; | |
1526 | case scm_tc7_cvect: | |
74014c46 | 1527 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1528 | sz = 2 * sizeof (double); |
1529 | break; | |
0f2d19dd | 1530 | } |
405aaef9 | 1531 | |
1146b6cd GH |
1532 | cend = vlen; |
1533 | if (!SCM_UNBNDP (start)) | |
3d8d56df | 1534 | { |
1146b6cd | 1535 | offset = |
4638e087 | 1536 | SCM_NUM2LONG (3, start); |
35de7ebe | 1537 | |
1146b6cd | 1538 | if (offset < 0 || offset >= cend) |
1bbd0b84 | 1539 | scm_out_of_range (FUNC_NAME, start); |
1146b6cd GH |
1540 | |
1541 | if (!SCM_UNBNDP (end)) | |
1542 | { | |
1543 | long tend = | |
4638e087 | 1544 | SCM_NUM2LONG (4, end); |
3d8d56df | 1545 | |
1146b6cd | 1546 | if (tend <= offset || tend > cend) |
1bbd0b84 | 1547 | scm_out_of_range (FUNC_NAME, end); |
1146b6cd GH |
1548 | cend = tend; |
1549 | } | |
0f2d19dd | 1550 | } |
35de7ebe | 1551 | |
3d8d56df GH |
1552 | if (SCM_NIMP (port_or_fd)) |
1553 | { | |
6c951427 GH |
1554 | scm_port *pt = SCM_PTAB_ENTRY (port_or_fd); |
1555 | int remaining = (cend - offset) * sz; | |
405aaef9 | 1556 | char *dest = base + (cstart + offset) * sz; |
6c951427 GH |
1557 | |
1558 | if (pt->rw_active == SCM_PORT_WRITE) | |
affc96b5 | 1559 | scm_flush (port_or_fd); |
6c951427 GH |
1560 | |
1561 | ans = cend - offset; | |
1562 | while (remaining > 0) | |
3d8d56df | 1563 | { |
6c951427 GH |
1564 | if (pt->read_pos < pt->read_end) |
1565 | { | |
1566 | int to_copy = min (pt->read_end - pt->read_pos, | |
1567 | remaining); | |
1568 | ||
1569 | memcpy (dest, pt->read_pos, to_copy); | |
1570 | pt->read_pos += to_copy; | |
1571 | remaining -= to_copy; | |
1572 | dest += to_copy; | |
1573 | } | |
1574 | else | |
1575 | { | |
affc96b5 | 1576 | if (scm_fill_input (port_or_fd) == EOF) |
6c951427 GH |
1577 | { |
1578 | if (remaining % sz != 0) | |
1579 | { | |
5d2d2ffc | 1580 | SCM_MISC_ERROR ("unexpected EOF", SCM_EOL); |
6c951427 GH |
1581 | } |
1582 | ans -= remaining / sz; | |
1583 | break; | |
1584 | } | |
6c951427 | 1585 | } |
3d8d56df | 1586 | } |
6c951427 GH |
1587 | |
1588 | if (pt->rw_random) | |
1589 | pt->rw_active = SCM_PORT_READ; | |
3d8d56df GH |
1590 | } |
1591 | else /* file descriptor. */ | |
1592 | { | |
1593 | SCM_SYSCALL (ans = read (SCM_INUM (port_or_fd), | |
405aaef9 | 1594 | base + (cstart + offset) * sz, |
1146b6cd | 1595 | (scm_sizet) (sz * (cend - offset)))); |
3d8d56df | 1596 | if (ans == -1) |
1bbd0b84 | 1597 | SCM_SYSERROR; |
3d8d56df | 1598 | } |
0f2d19dd JB |
1599 | if (SCM_TYP7 (v) == scm_tc7_bvect) |
1600 | ans *= SCM_LONG_BIT; | |
35de7ebe | 1601 | |
fee7ef83 | 1602 | if (!SCM_EQ_P (v, ra) && !SCM_EQ_P (cra, ra)) |
0f2d19dd | 1603 | scm_array_copy_x (cra, ra); |
35de7ebe | 1604 | |
0f2d19dd JB |
1605 | return SCM_MAKINUM (ans); |
1606 | } | |
1bbd0b84 | 1607 | #undef FUNC_NAME |
0f2d19dd | 1608 | |
3b3b36dd | 1609 | SCM_DEFINE (scm_uniform_array_write, "uniform-array-write", 1, 3, 0, |
1bbd0b84 | 1610 | (SCM v, SCM port_or_fd, SCM start, SCM end), |
b380b885 MD |
1611 | "@deffnx primitive uniform-vector-write uve [port-or-fdes] [start] [end]\n" |
1612 | "Writes all elements of @var{ura} as binary objects to\n" | |
1613 | "@var{port-or-fdes}.\n\n" | |
1614 | "The optional arguments @var{start}\n" | |
1615 | "and @var{end} allow\n" | |
1616 | "a specified region of a vector (or linearized array) to be written.\n\n" | |
1617 | "The number of objects actually written is returned. \n" | |
1618 | "@var{port-or-fdes} may be\n" | |
1619 | "omitted, in which case it defaults to the value returned by\n" | |
1620 | "@code{(current-output-port)}.") | |
1bbd0b84 | 1621 | #define FUNC_NAME s_scm_uniform_array_write |
0f2d19dd | 1622 | { |
3d8d56df | 1623 | long sz, vlen, ans; |
1146b6cd GH |
1624 | long offset = 0; |
1625 | long cstart = 0; | |
1626 | long cend; | |
405aaef9 | 1627 | char *base; |
3d8d56df | 1628 | |
78446828 MV |
1629 | port_or_fd = SCM_COERCE_OUTPORT (port_or_fd); |
1630 | ||
0f2d19dd | 1631 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
3d8d56df GH |
1632 | if (SCM_UNBNDP (port_or_fd)) |
1633 | port_or_fd = scm_cur_outp; | |
1634 | else | |
1635 | SCM_ASSERT (SCM_INUMP (port_or_fd) | |
0c95b57d | 1636 | || (SCM_OPOUTPORTP (port_or_fd)), |
1bbd0b84 | 1637 | port_or_fd, SCM_ARG2, FUNC_NAME); |
74014c46 | 1638 | vlen = SCM_INUM (scm_uniform_vector_length (v)); |
3d8d56df | 1639 | |
0f2d19dd | 1640 | loop: |
3d8d56df | 1641 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1642 | { |
1643 | default: | |
4638e087 | 1644 | badarg1:SCM_WTA (1, v); |
0f2d19dd JB |
1645 | case scm_tc7_smob: |
1646 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
1647 | v = scm_ra2contig (v, 1); | |
1146b6cd | 1648 | cstart = SCM_ARRAY_BASE (v); |
3d8d56df GH |
1649 | vlen = SCM_ARRAY_DIMS (v)->inc |
1650 | * (SCM_ARRAY_DIMS (v)->ubnd - SCM_ARRAY_DIMS (v)->lbnd + 1); | |
0f2d19dd JB |
1651 | v = SCM_ARRAY_V (v); |
1652 | goto loop; | |
0f2d19dd | 1653 | case scm_tc7_string: |
74014c46 | 1654 | base = SCM_STRING_CHARS (v); |
0f2d19dd JB |
1655 | sz = sizeof (char); |
1656 | break; | |
1657 | case scm_tc7_bvect: | |
74014c46 | 1658 | base = (char *) SCM_BITVECTOR_BASE (v); |
3d8d56df | 1659 | vlen = (vlen + SCM_LONG_BIT - 1) / SCM_LONG_BIT; |
1146b6cd | 1660 | cstart /= SCM_LONG_BIT; |
74014c46 DH |
1661 | sz = sizeof (long); |
1662 | break; | |
1663 | case scm_tc7_byvect: | |
1664 | base = (char *) SCM_UVECTOR_BASE (v); | |
1665 | sz = sizeof (char); | |
1666 | break; | |
0f2d19dd JB |
1667 | case scm_tc7_uvect: |
1668 | case scm_tc7_ivect: | |
74014c46 | 1669 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1670 | sz = sizeof (long); |
1671 | break; | |
1672 | case scm_tc7_svect: | |
74014c46 | 1673 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1674 | sz = sizeof (short); |
1675 | break; | |
5c11cc9d | 1676 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 1677 | case scm_tc7_llvect: |
74014c46 | 1678 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1679 | sz = sizeof (long_long); |
1680 | break; | |
1681 | #endif | |
0f2d19dd | 1682 | case scm_tc7_fvect: |
74014c46 | 1683 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1684 | sz = sizeof (float); |
1685 | break; | |
0f2d19dd | 1686 | case scm_tc7_dvect: |
74014c46 | 1687 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1688 | sz = sizeof (double); |
1689 | break; | |
1690 | case scm_tc7_cvect: | |
74014c46 | 1691 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1692 | sz = 2 * sizeof (double); |
1693 | break; | |
0f2d19dd | 1694 | } |
3d8d56df | 1695 | |
1146b6cd GH |
1696 | cend = vlen; |
1697 | if (!SCM_UNBNDP (start)) | |
3d8d56df | 1698 | { |
1146b6cd | 1699 | offset = |
4638e087 | 1700 | SCM_NUM2LONG (3, start); |
3d8d56df | 1701 | |
1146b6cd | 1702 | if (offset < 0 || offset >= cend) |
1bbd0b84 | 1703 | scm_out_of_range (FUNC_NAME, start); |
1146b6cd GH |
1704 | |
1705 | if (!SCM_UNBNDP (end)) | |
1706 | { | |
1707 | long tend = | |
4638e087 | 1708 | SCM_NUM2LONG (4, end); |
3d8d56df | 1709 | |
1146b6cd | 1710 | if (tend <= offset || tend > cend) |
1bbd0b84 | 1711 | scm_out_of_range (FUNC_NAME, end); |
1146b6cd GH |
1712 | cend = tend; |
1713 | } | |
3d8d56df GH |
1714 | } |
1715 | ||
1716 | if (SCM_NIMP (port_or_fd)) | |
1717 | { | |
405aaef9 | 1718 | char *source = base + (cstart + offset) * sz; |
6c951427 GH |
1719 | |
1720 | ans = cend - offset; | |
265e6a4d | 1721 | scm_lfwrite (source, ans * sz, port_or_fd); |
3d8d56df GH |
1722 | } |
1723 | else /* file descriptor. */ | |
1724 | { | |
1725 | SCM_SYSCALL (ans = write (SCM_INUM (port_or_fd), | |
405aaef9 | 1726 | base + (cstart + offset) * sz, |
1146b6cd | 1727 | (scm_sizet) (sz * (cend - offset)))); |
3d8d56df | 1728 | if (ans == -1) |
1bbd0b84 | 1729 | SCM_SYSERROR; |
3d8d56df | 1730 | } |
0f2d19dd JB |
1731 | if (SCM_TYP7 (v) == scm_tc7_bvect) |
1732 | ans *= SCM_LONG_BIT; | |
3d8d56df | 1733 | |
0f2d19dd JB |
1734 | return SCM_MAKINUM (ans); |
1735 | } | |
1bbd0b84 | 1736 | #undef FUNC_NAME |
0f2d19dd JB |
1737 | |
1738 | ||
1739 | static char cnt_tab[16] = | |
1740 | {0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4}; | |
1741 | ||
3b3b36dd | 1742 | SCM_DEFINE (scm_bit_count, "bit-count", 2, 0, 0, |
44e47754 DH |
1743 | (SCM b, SCM bitvector), |
1744 | "Returns the number of occurrences of the boolean B in BITVECTOR.") | |
1bbd0b84 | 1745 | #define FUNC_NAME s_scm_bit_count |
0f2d19dd | 1746 | { |
44e47754 | 1747 | SCM_VALIDATE_BOOL (1, b); |
74014c46 DH |
1748 | SCM_ASSERT (SCM_BITVECTOR_P (bitvector), bitvector, 2, FUNC_NAME); |
1749 | if (SCM_BITVECTOR_LENGTH (bitvector) == 0) { | |
44e47754 DH |
1750 | return SCM_INUM0; |
1751 | } else { | |
1752 | unsigned long int count = 0; | |
74014c46 | 1753 | unsigned long int i = (SCM_BITVECTOR_LENGTH (bitvector) - 1) / SCM_LONG_BIT; |
44e47754 DH |
1754 | unsigned long int w = SCM_UNPACK (SCM_VELTS (bitvector)[i]); |
1755 | if (SCM_FALSEP (b)) { | |
1756 | w = ~w; | |
1757 | }; | |
74014c46 | 1758 | w <<= SCM_LONG_BIT - 1 - ((SCM_BITVECTOR_LENGTH (bitvector) - 1) % SCM_LONG_BIT); |
44e47754 DH |
1759 | while (1) { |
1760 | while (w) { | |
1761 | count += cnt_tab[w & 0x0f]; | |
1762 | w >>= 4; | |
1763 | } | |
1764 | if (i == 0) { | |
1765 | return SCM_MAKINUM (count); | |
1766 | } else { | |
1767 | --i; | |
1768 | w = SCM_UNPACK (SCM_VELTS (bitvector)[i]); | |
1769 | if (SCM_FALSEP (b)) { | |
1770 | w = ~w; | |
0f2d19dd | 1771 | } |
44e47754 | 1772 | } |
0f2d19dd | 1773 | } |
44e47754 | 1774 | } |
0f2d19dd | 1775 | } |
1bbd0b84 | 1776 | #undef FUNC_NAME |
0f2d19dd JB |
1777 | |
1778 | ||
3b3b36dd | 1779 | SCM_DEFINE (scm_bit_position, "bit-position", 3, 0, 0, |
1bbd0b84 | 1780 | (SCM item, SCM v, SCM k), |
b380b885 MD |
1781 | "Returns the minimum index of an occurrence of @var{bool} in @var{bv}\n" |
1782 | "which is at least @var{k}. If no @var{bool} occurs within the specified\n" | |
1783 | "range @code{#f} is returned.") | |
1bbd0b84 | 1784 | #define FUNC_NAME s_scm_bit_position |
0f2d19dd | 1785 | { |
1bbd0b84 | 1786 | long i, lenw, xbits, pos; |
0f2d19dd | 1787 | register unsigned long w; |
74014c46 DH |
1788 | |
1789 | SCM_VALIDATE_BOOL (1, item); | |
1790 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG2, FUNC_NAME); | |
3b3b36dd | 1791 | SCM_VALIDATE_INUM_COPY (3,k,pos); |
74014c46 DH |
1792 | SCM_ASSERT_RANGE (3, k, (pos <= SCM_BITVECTOR_LENGTH (v)) && (pos >= 0)); |
1793 | ||
1794 | if (pos == SCM_BITVECTOR_LENGTH (v)) | |
0f2d19dd | 1795 | return SCM_BOOL_F; |
74014c46 DH |
1796 | |
1797 | lenw = (SCM_BITVECTOR_LENGTH (v) - 1) / SCM_LONG_BIT; /* watch for part words */ | |
1798 | i = pos / SCM_LONG_BIT; | |
1799 | w = SCM_UNPACK (SCM_VELTS (v)[i]); | |
1800 | if (SCM_FALSEP (item)) | |
1801 | w = ~w; | |
1802 | xbits = (pos % SCM_LONG_BIT); | |
1803 | pos -= xbits; | |
1804 | w = ((w >> xbits) << xbits); | |
1805 | xbits = SCM_LONG_BIT - 1 - (SCM_BITVECTOR_LENGTH (v) - 1) % SCM_LONG_BIT; | |
1806 | while (!0) | |
1807 | { | |
1808 | if (w && (i == lenw)) | |
1809 | w = ((w << xbits) >> xbits); | |
1810 | if (w) | |
1811 | while (w) | |
1812 | switch (w & 0x0f) | |
1813 | { | |
1814 | default: | |
1815 | return SCM_MAKINUM (pos); | |
1816 | case 2: | |
1817 | case 6: | |
1818 | case 10: | |
1819 | case 14: | |
1820 | return SCM_MAKINUM (pos + 1); | |
1821 | case 4: | |
1822 | case 12: | |
1823 | return SCM_MAKINUM (pos + 2); | |
1824 | case 8: | |
1825 | return SCM_MAKINUM (pos + 3); | |
1826 | case 0: | |
1827 | pos += 4; | |
1828 | w >>= 4; | |
1829 | } | |
1830 | if (++i > lenw) | |
1831 | break; | |
1832 | pos += SCM_LONG_BIT; | |
f1267706 | 1833 | w = SCM_UNPACK (SCM_VELTS (v)[i]); |
0f2d19dd JB |
1834 | if (SCM_FALSEP (item)) |
1835 | w = ~w; | |
0f2d19dd | 1836 | } |
74014c46 | 1837 | return SCM_BOOL_F; |
0f2d19dd | 1838 | } |
1bbd0b84 | 1839 | #undef FUNC_NAME |
0f2d19dd JB |
1840 | |
1841 | ||
3b3b36dd | 1842 | SCM_DEFINE (scm_bit_set_star_x, "bit-set*!", 3, 0, 0, |
1bbd0b84 | 1843 | (SCM v, SCM kv, SCM obj), |
b380b885 MD |
1844 | "If uve is a bit-vector @var{bv} and uve must be of the same length. If\n" |
1845 | "@var{bool} is @code{#t}, uve is OR'ed into @var{bv}; If @var{bool} is @code{#f}, the\n" | |
1846 | "inversion of uve is AND'ed into @var{bv}.\n\n" | |
1847 | "If uve is a unsigned integer vector all the elements of uve must be\n" | |
1848 | "between 0 and the @code{LENGTH} of @var{bv}. The bits of @var{bv}\n" | |
1849 | "corresponding to the indexes in uve are set to @var{bool}.\n\n" | |
1850 | "The return value is unspecified.") | |
1bbd0b84 | 1851 | #define FUNC_NAME s_scm_bit_set_star_x |
0f2d19dd JB |
1852 | { |
1853 | register long i, k, vlen; | |
74014c46 | 1854 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG1, FUNC_NAME); |
0f2d19dd | 1855 | SCM_ASRTGO (SCM_NIMP (kv), badarg2); |
5c11cc9d | 1856 | switch SCM_TYP7 (kv) |
0f2d19dd JB |
1857 | { |
1858 | default: | |
1bbd0b84 | 1859 | badarg2:SCM_WTA (2,kv); |
0f2d19dd | 1860 | case scm_tc7_uvect: |
74014c46 DH |
1861 | vlen = SCM_BITVECTOR_LENGTH (v); |
1862 | if (SCM_FALSEP (obj)) | |
1863 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1864 | { | |
1865 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); | |
1866 | if (k >= vlen) | |
1867 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
1868 | SCM_BITVEC_CLR(v,k); | |
1869 | } | |
1870 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) | |
1871 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1872 | { | |
1873 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); | |
1874 | if (k >= vlen) | |
1875 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
1876 | SCM_BITVEC_SET(v,k); | |
1877 | } | |
1878 | else | |
1879 | badarg3:SCM_WTA (3,obj); | |
0f2d19dd JB |
1880 | break; |
1881 | case scm_tc7_bvect: | |
74014c46 | 1882 | SCM_ASSERT (SCM_BITVECTOR_LENGTH (v) == SCM_BITVECTOR_LENGTH (kv), v, SCM_ARG1, FUNC_NAME); |
4260a7fc | 1883 | if (SCM_FALSEP (obj)) |
74014c46 | 1884 | for (k = (SCM_BITVECTOR_LENGTH (v) + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) |
f1267706 | 1885 | SCM_UNPACK (SCM_VELTS (v)[k]) &= ~ SCM_UNPACK(SCM_VELTS (kv)[k]); |
9a09deb1 | 1886 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) |
74014c46 | 1887 | for (k = (SCM_BITVECTOR_LENGTH (v) + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) |
f1267706 | 1888 | SCM_UNPACK (SCM_VELTS (v)[k]) |= SCM_UNPACK (SCM_VELTS (kv)[k]); |
0f2d19dd JB |
1889 | else |
1890 | goto badarg3; | |
1891 | break; | |
1892 | } | |
1893 | return SCM_UNSPECIFIED; | |
1894 | } | |
1bbd0b84 | 1895 | #undef FUNC_NAME |
0f2d19dd JB |
1896 | |
1897 | ||
3b3b36dd | 1898 | SCM_DEFINE (scm_bit_count_star, "bit-count*", 3, 0, 0, |
1bbd0b84 | 1899 | (SCM v, SCM kv, SCM obj), |
b380b885 MD |
1900 | "Returns\n" |
1901 | "@example\n" | |
1902 | "(bit-count (bit-set*! (if bool bv (bit-invert! bv)) uve #t) #t).\n" | |
1903 | "@end example\n" | |
1904 | "@var{bv} is not modified.") | |
1bbd0b84 | 1905 | #define FUNC_NAME s_scm_bit_count_star |
0f2d19dd JB |
1906 | { |
1907 | register long i, vlen, count = 0; | |
1908 | register unsigned long k; | |
41b0806d | 1909 | int fObj = 0; |
c209c88e | 1910 | |
74014c46 | 1911 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG1, FUNC_NAME); |
0f2d19dd | 1912 | SCM_ASRTGO (SCM_NIMP (kv), badarg2); |
5c11cc9d | 1913 | switch SCM_TYP7 (kv) |
0f2d19dd JB |
1914 | { |
1915 | default: | |
c209c88e GB |
1916 | badarg2: |
1917 | SCM_WTA (2,kv); | |
0f2d19dd | 1918 | case scm_tc7_uvect: |
74014c46 DH |
1919 | vlen = SCM_BITVECTOR_LENGTH (v); |
1920 | if (SCM_FALSEP (obj)) | |
1921 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1922 | { | |
1923 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); | |
1924 | if (k >= vlen) | |
1925 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
1926 | if (!SCM_BITVEC_REF(v,k)) | |
1927 | count++; | |
1928 | } | |
1929 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) | |
1930 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1931 | { | |
1932 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); | |
1933 | if (k >= vlen) | |
1934 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
1935 | if (SCM_BITVEC_REF (v,k)) | |
1936 | count++; | |
1937 | } | |
1938 | else | |
1939 | badarg3:SCM_WTA (3,obj); | |
0f2d19dd JB |
1940 | break; |
1941 | case scm_tc7_bvect: | |
74014c46 DH |
1942 | SCM_ASSERT (SCM_BITVECTOR_LENGTH (v) == SCM_BITVECTOR_LENGTH (kv), v, SCM_ARG1, FUNC_NAME); |
1943 | if (0 == SCM_BITVECTOR_LENGTH (v)) | |
0f2d19dd | 1944 | return SCM_INUM0; |
4260a7fc | 1945 | SCM_ASRTGO (SCM_BOOLP (obj), badarg3); |
9a09deb1 | 1946 | fObj = SCM_EQ_P (obj, SCM_BOOL_T); |
74014c46 | 1947 | i = (SCM_BITVECTOR_LENGTH (v) - 1) / SCM_LONG_BIT; |
f1267706 | 1948 | k = SCM_UNPACK (SCM_VELTS (kv)[i]) & (fObj ? SCM_UNPACK (SCM_VELTS (v)[i]) : ~ SCM_UNPACK (SCM_VELTS (v)[i])); |
74014c46 | 1949 | k <<= SCM_LONG_BIT - 1 - ((SCM_BITVECTOR_LENGTH (v) - 1) % SCM_LONG_BIT); |
c209c88e | 1950 | while (1) |
0f2d19dd JB |
1951 | { |
1952 | for (; k; k >>= 4) | |
1953 | count += cnt_tab[k & 0x0f]; | |
1954 | if (0 == i--) | |
1955 | return SCM_MAKINUM (count); | |
c209c88e GB |
1956 | |
1957 | /* urg. repetitive (see above.) */ | |
f1267706 | 1958 | k = SCM_UNPACK (SCM_VELTS (kv)[i]) & (fObj ? SCM_UNPACK(SCM_VELTS (v)[i]) : ~SCM_UNPACK (SCM_VELTS (v)[i])); |
0f2d19dd JB |
1959 | } |
1960 | } | |
1961 | return SCM_MAKINUM (count); | |
1962 | } | |
1bbd0b84 | 1963 | #undef FUNC_NAME |
0f2d19dd JB |
1964 | |
1965 | ||
3b3b36dd | 1966 | SCM_DEFINE (scm_bit_invert_x, "bit-invert!", 1, 0, 0, |
1bbd0b84 | 1967 | (SCM v), |
b380b885 | 1968 | "Modifies @var{bv} by replacing each element with its negation.") |
1bbd0b84 | 1969 | #define FUNC_NAME s_scm_bit_invert_x |
0f2d19dd | 1970 | { |
74014c46 DH |
1971 | long int k; |
1972 | ||
1973 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG1, FUNC_NAME); | |
1974 | ||
1975 | k = SCM_BITVECTOR_LENGTH (v); | |
1976 | for (k = (k + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) | |
1977 | SCM_UNPACK (SCM_VELTS (v)[k]) = ~SCM_UNPACK (SCM_VELTS (v)[k]); | |
1978 | ||
0f2d19dd JB |
1979 | return SCM_UNSPECIFIED; |
1980 | } | |
1bbd0b84 | 1981 | #undef FUNC_NAME |
0f2d19dd JB |
1982 | |
1983 | ||
0f2d19dd | 1984 | SCM |
1bbd0b84 | 1985 | scm_istr2bve (char *str, long len) |
0f2d19dd JB |
1986 | { |
1987 | SCM v = scm_make_uve (len, SCM_BOOL_T); | |
1988 | long *data = (long *) SCM_VELTS (v); | |
1989 | register unsigned long mask; | |
1990 | register long k; | |
1991 | register long j; | |
1992 | for (k = 0; k < (len + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k++) | |
1993 | { | |
1994 | data[k] = 0L; | |
1995 | j = len - k * SCM_LONG_BIT; | |
1996 | if (j > SCM_LONG_BIT) | |
1997 | j = SCM_LONG_BIT; | |
1998 | for (mask = 1L; j--; mask <<= 1) | |
1999 | switch (*str++) | |
2000 | { | |
2001 | case '0': | |
2002 | break; | |
2003 | case '1': | |
2004 | data[k] |= mask; | |
2005 | break; | |
2006 | default: | |
2007 | return SCM_BOOL_F; | |
2008 | } | |
2009 | } | |
2010 | return v; | |
2011 | } | |
2012 | ||
2013 | ||
1cc91f1b | 2014 | |
0f2d19dd | 2015 | static SCM |
1bbd0b84 | 2016 | ra2l (SCM ra,scm_sizet base,scm_sizet k) |
0f2d19dd JB |
2017 | { |
2018 | register SCM res = SCM_EOL; | |
2019 | register long inc = SCM_ARRAY_DIMS (ra)[k].inc; | |
2020 | register scm_sizet i; | |
2021 | if (SCM_ARRAY_DIMS (ra)[k].ubnd < SCM_ARRAY_DIMS (ra)[k].lbnd) | |
2022 | return SCM_EOL; | |
2023 | i = base + (1 + SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd) * inc; | |
2024 | if (k < SCM_ARRAY_NDIM (ra) - 1) | |
2025 | { | |
2026 | do | |
2027 | { | |
2028 | i -= inc; | |
2029 | res = scm_cons (ra2l (ra, i, k + 1), res); | |
2030 | } | |
2031 | while (i != base); | |
2032 | } | |
2033 | else | |
2034 | do | |
2035 | { | |
2036 | i -= inc; | |
2037 | res = scm_cons (scm_uniform_vector_ref (SCM_ARRAY_V (ra), SCM_MAKINUM (i)), res); | |
2038 | } | |
2039 | while (i != base); | |
2040 | return res; | |
2041 | } | |
2042 | ||
2043 | ||
3b3b36dd | 2044 | SCM_DEFINE (scm_array_to_list, "array->list", 1, 0, 0, |
1bbd0b84 | 2045 | (SCM v), |
b380b885 | 2046 | "Returns a list consisting of all the elements, in order, of @var{array}.") |
1bbd0b84 | 2047 | #define FUNC_NAME s_scm_array_to_list |
0f2d19dd JB |
2048 | { |
2049 | SCM res = SCM_EOL; | |
2050 | register long k; | |
2051 | SCM_ASRTGO (SCM_NIMP (v), badarg1); | |
74014c46 | 2052 | switch SCM_TYP7 (v) |
0f2d19dd JB |
2053 | { |
2054 | default: | |
1bbd0b84 | 2055 | badarg1:SCM_WTA (1,v); |
0f2d19dd JB |
2056 | case scm_tc7_smob: |
2057 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
2058 | return ra2l (v, SCM_ARRAY_BASE (v), 0); | |
2059 | case scm_tc7_vector: | |
95f5b0f5 | 2060 | case scm_tc7_wvect: |
0f2d19dd JB |
2061 | return scm_vector_to_list (v); |
2062 | case scm_tc7_string: | |
2063 | return scm_string_to_list (v); | |
2064 | case scm_tc7_bvect: | |
2065 | { | |
2066 | long *data = (long *) SCM_VELTS (v); | |
2067 | register unsigned long mask; | |
74014c46 | 2068 | for (k = (SCM_BITVECTOR_LENGTH (v) - 1) / SCM_LONG_BIT; k > 0; k--) |
cdbadcac | 2069 | for (mask = 1UL << (SCM_LONG_BIT - 1); mask; mask >>= 1) |
156dcb09 | 2070 | res = scm_cons (SCM_BOOL(((long *) data)[k] & mask), res); |
74014c46 | 2071 | for (mask = 1L << ((SCM_BITVECTOR_LENGTH (v) % SCM_LONG_BIT) - 1); mask; mask >>= 1) |
156dcb09 | 2072 | res = scm_cons (SCM_BOOL(((long *) data)[k] & mask), res); |
0f2d19dd JB |
2073 | return res; |
2074 | } | |
0f2d19dd JB |
2075 | case scm_tc7_uvect: { |
2076 | long *data = (long *)SCM_VELTS(v); | |
74014c46 | 2077 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
0f2d19dd JB |
2078 | res = scm_cons(scm_ulong2num(data[k]), res); |
2079 | return res; | |
2080 | } | |
2081 | case scm_tc7_ivect: { | |
2082 | long *data = (long *)SCM_VELTS(v); | |
74014c46 | 2083 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
0f2d19dd JB |
2084 | res = scm_cons(scm_long2num(data[k]), res); |
2085 | return res; | |
2086 | } | |
0f2d19dd JB |
2087 | case scm_tc7_svect: { |
2088 | short *data; | |
2089 | data = (short *)SCM_VELTS(v); | |
74014c46 | 2090 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
0f2d19dd JB |
2091 | res = scm_cons(SCM_MAKINUM (data[k]), res); |
2092 | return res; | |
2093 | } | |
5c11cc9d | 2094 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
2095 | case scm_tc7_llvect: { |
2096 | long_long *data; | |
2097 | data = (long_long *)SCM_VELTS(v); | |
74014c46 | 2098 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
0f2d19dd JB |
2099 | res = scm_cons(scm_long_long2num(data[k]), res); |
2100 | return res; | |
2101 | } | |
2102 | #endif | |
2103 | ||
2104 | ||
0f2d19dd JB |
2105 | case scm_tc7_fvect: |
2106 | { | |
2107 | float *data = (float *) SCM_VELTS (v); | |
74014c46 | 2108 | for (k = SCM_UVECTOR_LENGTH (v) - 1; k >= 0; k--) |
bc86da5d | 2109 | res = scm_cons (scm_make_real (data[k]), res); |
0f2d19dd JB |
2110 | return res; |
2111 | } | |
0f2d19dd JB |
2112 | case scm_tc7_dvect: |
2113 | { | |
2114 | double *data = (double *) SCM_VELTS (v); | |
74014c46 | 2115 | for (k = SCM_UVECTOR_LENGTH (v) - 1; k >= 0; k--) |
f8de44c1 | 2116 | res = scm_cons (scm_make_real (data[k]), res); |
0f2d19dd JB |
2117 | return res; |
2118 | } | |
2119 | case scm_tc7_cvect: | |
2120 | { | |
2121 | double (*data)[2] = (double (*)[2]) SCM_VELTS (v); | |
74014c46 | 2122 | for (k = SCM_UVECTOR_LENGTH (v) - 1; k >= 0; k--) |
f8de44c1 | 2123 | res = scm_cons (scm_make_complex (data[k][0], data[k][1]), res); |
0f2d19dd JB |
2124 | return res; |
2125 | } | |
0f2d19dd JB |
2126 | } |
2127 | } | |
1bbd0b84 | 2128 | #undef FUNC_NAME |
0f2d19dd JB |
2129 | |
2130 | ||
20a54673 | 2131 | static char s_bad_ralst[] = "Bad scm_array contents list"; |
1cc91f1b | 2132 | |
1bbd0b84 | 2133 | static int l2ra(SCM lst, SCM ra, scm_sizet base, scm_sizet k); |
1cc91f1b | 2134 | |
3b3b36dd | 2135 | SCM_DEFINE (scm_list_to_uniform_array, "list->uniform-array", 3, 0, 0, |
1bbd0b84 | 2136 | (SCM ndim, SCM prot, SCM lst), |
b380b885 MD |
2137 | "@deffnx procedure list->uniform-vector prot lst\n" |
2138 | "Returns a uniform array of the type indicated by prototype @var{prot}\n" | |
2139 | "with elements the same as those of @var{lst}. Elements must be of the\n" | |
2140 | "appropriate type, no coercions are done.") | |
1bbd0b84 | 2141 | #define FUNC_NAME s_scm_list_to_uniform_array |
0f2d19dd JB |
2142 | { |
2143 | SCM shp = SCM_EOL; | |
2144 | SCM row = lst; | |
2145 | SCM ra; | |
2146 | scm_sizet k; | |
2147 | long n; | |
3b3b36dd | 2148 | SCM_VALIDATE_INUM_COPY (1,ndim,k); |
0f2d19dd JB |
2149 | while (k--) |
2150 | { | |
2151 | n = scm_ilength (row); | |
1bbd0b84 | 2152 | SCM_ASSERT (n >= 0, lst, SCM_ARG3, FUNC_NAME); |
0f2d19dd JB |
2153 | shp = scm_cons (SCM_MAKINUM (n), shp); |
2154 | if (SCM_NIMP (row)) | |
2155 | row = SCM_CAR (row); | |
2156 | } | |
d12feca3 GH |
2157 | ra = scm_dimensions_to_uniform_array (scm_reverse (shp), prot, |
2158 | SCM_UNDEFINED); | |
0f2d19dd JB |
2159 | if (SCM_NULLP (shp)) |
2160 | ||
2161 | { | |
2162 | SCM_ASRTGO (1 == scm_ilength (lst), badlst); | |
2163 | scm_array_set_x (ra, SCM_CAR (lst), SCM_EOL); | |
2164 | return ra; | |
2165 | } | |
2166 | if (!SCM_ARRAYP (ra)) | |
2167 | { | |
74014c46 DH |
2168 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (ra)); |
2169 | for (k = 0; k < length; k++, lst = SCM_CDR (lst)) | |
0f2d19dd JB |
2170 | scm_array_set_x (ra, SCM_CAR (lst), SCM_MAKINUM (k)); |
2171 | return ra; | |
2172 | } | |
2173 | if (l2ra (lst, ra, SCM_ARRAY_BASE (ra), 0)) | |
2174 | return ra; | |
2175 | else | |
1bbd0b84 | 2176 | badlst:scm_wta (lst, s_bad_ralst, FUNC_NAME); |
0f2d19dd JB |
2177 | return SCM_BOOL_F; |
2178 | } | |
1bbd0b84 | 2179 | #undef FUNC_NAME |
0f2d19dd | 2180 | |
0f2d19dd | 2181 | static int |
1bbd0b84 | 2182 | l2ra (SCM lst, SCM ra, scm_sizet base, scm_sizet k) |
0f2d19dd JB |
2183 | { |
2184 | register long inc = SCM_ARRAY_DIMS (ra)[k].inc; | |
2185 | register long n = (1 + SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd); | |
2186 | int ok = 1; | |
2187 | if (n <= 0) | |
4260a7fc | 2188 | return (SCM_NULLP (lst)); |
0f2d19dd JB |
2189 | if (k < SCM_ARRAY_NDIM (ra) - 1) |
2190 | { | |
2191 | while (n--) | |
2192 | { | |
2193 | if (SCM_IMP (lst) || SCM_NCONSP (lst)) | |
2194 | return 0; | |
2195 | ok = ok && l2ra (SCM_CAR (lst), ra, base, k + 1); | |
2196 | base += inc; | |
2197 | lst = SCM_CDR (lst); | |
2198 | } | |
2199 | if (SCM_NNULLP (lst)) | |
2200 | return 0; | |
2201 | } | |
2202 | else | |
2203 | { | |
2204 | while (n--) | |
2205 | { | |
2206 | if (SCM_IMP (lst) || SCM_NCONSP (lst)) | |
2207 | return 0; | |
baa702c8 | 2208 | scm_array_set_x (SCM_ARRAY_V (ra), SCM_CAR (lst), SCM_MAKINUM (base)); |
0f2d19dd JB |
2209 | base += inc; |
2210 | lst = SCM_CDR (lst); | |
2211 | } | |
2212 | if (SCM_NNULLP (lst)) | |
fee7ef83 | 2213 | return 0; |
0f2d19dd JB |
2214 | } |
2215 | return ok; | |
2216 | } | |
2217 | ||
1cc91f1b | 2218 | |
0f2d19dd | 2219 | static void |
1bbd0b84 | 2220 | rapr1 (SCM ra,scm_sizet j,scm_sizet k,SCM port,scm_print_state *pstate) |
0f2d19dd JB |
2221 | { |
2222 | long inc = 1; | |
74014c46 | 2223 | long n = SCM_INUM (scm_uniform_vector_length (ra)); |
0f2d19dd JB |
2224 | int enclosed = 0; |
2225 | tail: | |
5c11cc9d | 2226 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
2227 | { |
2228 | case scm_tc7_smob: | |
2229 | if (enclosed++) | |
2230 | { | |
2231 | SCM_ARRAY_BASE (ra) = j; | |
2232 | if (n-- > 0) | |
9882ea19 | 2233 | scm_iprin1 (ra, port, pstate); |
0f2d19dd JB |
2234 | for (j += inc; n-- > 0; j += inc) |
2235 | { | |
b7f3516f | 2236 | scm_putc (' ', port); |
0f2d19dd | 2237 | SCM_ARRAY_BASE (ra) = j; |
9882ea19 | 2238 | scm_iprin1 (ra, port, pstate); |
0f2d19dd JB |
2239 | } |
2240 | break; | |
2241 | } | |
2242 | if (k + 1 < SCM_ARRAY_NDIM (ra)) | |
2243 | { | |
2244 | long i; | |
2245 | inc = SCM_ARRAY_DIMS (ra)[k].inc; | |
2246 | for (i = SCM_ARRAY_DIMS (ra)[k].lbnd; i < SCM_ARRAY_DIMS (ra)[k].ubnd; i++) | |
2247 | { | |
b7f3516f | 2248 | scm_putc ('(', port); |
9882ea19 | 2249 | rapr1 (ra, j, k + 1, port, pstate); |
b7f3516f | 2250 | scm_puts (") ", port); |
0f2d19dd JB |
2251 | j += inc; |
2252 | } | |
2253 | if (i == SCM_ARRAY_DIMS (ra)[k].ubnd) | |
2254 | { /* could be zero size. */ | |
b7f3516f | 2255 | scm_putc ('(', port); |
9882ea19 | 2256 | rapr1 (ra, j, k + 1, port, pstate); |
b7f3516f | 2257 | scm_putc (')', port); |
0f2d19dd JB |
2258 | } |
2259 | break; | |
2260 | } | |
2261 | if SCM_ARRAY_NDIM | |
2262 | (ra) | |
2263 | { /* Could be zero-dimensional */ | |
2264 | inc = SCM_ARRAY_DIMS (ra)[k].inc; | |
2265 | n = (SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1); | |
2266 | } | |
2267 | else | |
2268 | n = 1; | |
2269 | ra = SCM_ARRAY_V (ra); | |
2270 | goto tail; | |
2271 | default: | |
5c11cc9d | 2272 | /* scm_tc7_bvect and scm_tc7_llvect only? */ |
0f2d19dd | 2273 | if (n-- > 0) |
9882ea19 | 2274 | scm_iprin1 (scm_uniform_vector_ref (ra, SCM_MAKINUM (j)), port, pstate); |
0f2d19dd JB |
2275 | for (j += inc; n-- > 0; j += inc) |
2276 | { | |
b7f3516f | 2277 | scm_putc (' ', port); |
9882ea19 | 2278 | scm_iprin1 (scm_cvref (ra, j, SCM_UNDEFINED), port, pstate); |
0f2d19dd JB |
2279 | } |
2280 | break; | |
2281 | case scm_tc7_string: | |
2282 | if (n-- > 0) | |
322ac0c5 | 2283 | scm_iprin1 (SCM_MAKE_CHAR (SCM_STRING_UCHARS (ra)[j]), port, pstate); |
9882ea19 | 2284 | if (SCM_WRITINGP (pstate)) |
0f2d19dd JB |
2285 | for (j += inc; n-- > 0; j += inc) |
2286 | { | |
b7f3516f | 2287 | scm_putc (' ', port); |
322ac0c5 | 2288 | scm_iprin1 (SCM_MAKE_CHAR (SCM_STRING_UCHARS (ra)[j]), port, pstate); |
0f2d19dd JB |
2289 | } |
2290 | else | |
2291 | for (j += inc; n-- > 0; j += inc) | |
405aaef9 | 2292 | scm_putc (SCM_STRING_CHARS (ra)[j], port); |
0f2d19dd JB |
2293 | break; |
2294 | case scm_tc7_byvect: | |
2295 | if (n-- > 0) | |
4260a7fc | 2296 | scm_intprint (((char *) SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2297 | for (j += inc; n-- > 0; j += inc) |
2298 | { | |
b7f3516f | 2299 | scm_putc (' ', port); |
4260a7fc | 2300 | scm_intprint (((char *)SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2301 | } |
2302 | break; | |
2303 | ||
2304 | case scm_tc7_uvect: | |
5c11cc9d GH |
2305 | { |
2306 | char str[11]; | |
2307 | ||
2308 | if (n-- > 0) | |
2309 | { | |
2310 | /* intprint can't handle >= 2^31. */ | |
fee7ef83 | 2311 | sprintf (str, "%lu", ((unsigned long *) SCM_VELTS (ra))[j]); |
5c11cc9d GH |
2312 | scm_puts (str, port); |
2313 | } | |
2314 | for (j += inc; n-- > 0; j += inc) | |
2315 | { | |
2316 | scm_putc (' ', port); | |
fee7ef83 | 2317 | sprintf (str, "%lu", ((unsigned long *) SCM_VELTS (ra))[j]); |
5c11cc9d GH |
2318 | scm_puts (str, port); |
2319 | } | |
2320 | } | |
0f2d19dd JB |
2321 | case scm_tc7_ivect: |
2322 | if (n-- > 0) | |
fee7ef83 | 2323 | scm_intprint (((signed long *) SCM_VELTS (ra))[j], 10, port); |
0f2d19dd JB |
2324 | for (j += inc; n-- > 0; j += inc) |
2325 | { | |
b7f3516f | 2326 | scm_putc (' ', port); |
fee7ef83 | 2327 | scm_intprint (((signed long *) SCM_VELTS (ra))[j], 10, port); |
0f2d19dd JB |
2328 | } |
2329 | break; | |
2330 | ||
2331 | case scm_tc7_svect: | |
2332 | if (n-- > 0) | |
4260a7fc | 2333 | scm_intprint (((short *) SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2334 | for (j += inc; n-- > 0; j += inc) |
2335 | { | |
b7f3516f | 2336 | scm_putc (' ', port); |
4260a7fc | 2337 | scm_intprint (((short *) SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2338 | } |
2339 | break; | |
2340 | ||
0f2d19dd JB |
2341 | case scm_tc7_fvect: |
2342 | if (n-- > 0) | |
2343 | { | |
bc86da5d MD |
2344 | SCM z = scm_make_real (1.0); |
2345 | SCM_REAL_VALUE (z) = ((float *) SCM_VELTS (ra))[j]; | |
2346 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2347 | for (j += inc; n-- > 0; j += inc) |
2348 | { | |
b7f3516f | 2349 | scm_putc (' ', port); |
bc86da5d MD |
2350 | SCM_REAL_VALUE (z) = ((float *) SCM_VELTS (ra))[j]; |
2351 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2352 | } |
2353 | } | |
2354 | break; | |
0f2d19dd JB |
2355 | case scm_tc7_dvect: |
2356 | if (n-- > 0) | |
2357 | { | |
bc86da5d MD |
2358 | SCM z = scm_make_real (1.0 / 3.0); |
2359 | SCM_REAL_VALUE (z) = ((double *) SCM_VELTS (ra))[j]; | |
2360 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2361 | for (j += inc; n-- > 0; j += inc) |
2362 | { | |
b7f3516f | 2363 | scm_putc (' ', port); |
bc86da5d MD |
2364 | SCM_REAL_VALUE (z) = ((double *) SCM_VELTS (ra))[j]; |
2365 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2366 | } |
2367 | } | |
2368 | break; | |
2369 | case scm_tc7_cvect: | |
2370 | if (n-- > 0) | |
2371 | { | |
bc86da5d MD |
2372 | SCM cz = scm_make_complex (0.0, 1.0), z = scm_make_real (1.0 / 3.0); |
2373 | SCM_REAL_VALUE (z) = | |
2374 | SCM_COMPLEX_REAL (cz) = ((double *) SCM_VELTS (ra))[2 * j]; | |
2375 | SCM_COMPLEX_IMAG (cz) = ((double *) SCM_VELTS (ra))[2 * j + 1]; | |
2376 | scm_print_complex ((0.0 == SCM_COMPLEX_IMAG (cz) ? z : cz), | |
2377 | port, pstate); | |
0f2d19dd JB |
2378 | for (j += inc; n-- > 0; j += inc) |
2379 | { | |
b7f3516f | 2380 | scm_putc (' ', port); |
bc86da5d MD |
2381 | SCM_REAL_VALUE (z) |
2382 | = SCM_COMPLEX_REAL (cz) = ((double *) SCM_VELTS (ra))[2 * j]; | |
2383 | SCM_COMPLEX_IMAG (cz) = ((double *) SCM_VELTS (ra))[2 * j + 1]; | |
2384 | scm_print_complex ((0.0 == SCM_COMPLEX_IMAG (cz) ? z : cz), | |
2385 | port, pstate); | |
0f2d19dd JB |
2386 | } |
2387 | } | |
2388 | break; | |
0f2d19dd JB |
2389 | } |
2390 | } | |
2391 | ||
2392 | ||
1cc91f1b | 2393 | |
0f2d19dd | 2394 | int |
1bbd0b84 | 2395 | scm_raprin1 (SCM exp, SCM port, scm_print_state *pstate) |
0f2d19dd JB |
2396 | { |
2397 | SCM v = exp; | |
2398 | scm_sizet base = 0; | |
b7f3516f | 2399 | scm_putc ('#', port); |
0f2d19dd | 2400 | tail: |
5c11cc9d | 2401 | switch SCM_TYP7 (v) |
0f2d19dd JB |
2402 | { |
2403 | case scm_tc7_smob: | |
2404 | { | |
2405 | long ndim = SCM_ARRAY_NDIM (v); | |
2406 | base = SCM_ARRAY_BASE (v); | |
2407 | v = SCM_ARRAY_V (v); | |
2408 | if (SCM_ARRAYP (v)) | |
2409 | ||
2410 | { | |
b7f3516f | 2411 | scm_puts ("<enclosed-array ", port); |
9882ea19 | 2412 | rapr1 (exp, base, 0, port, pstate); |
b7f3516f | 2413 | scm_putc ('>', port); |
0f2d19dd JB |
2414 | return 1; |
2415 | } | |
2416 | else | |
2417 | { | |
2418 | scm_intprint (ndim, 10, port); | |
2419 | goto tail; | |
2420 | } | |
2421 | } | |
2422 | case scm_tc7_bvect: | |
fee7ef83 | 2423 | if (SCM_EQ_P (exp, v)) |
0f2d19dd JB |
2424 | { /* a uve, not an scm_array */ |
2425 | register long i, j, w; | |
b7f3516f | 2426 | scm_putc ('*', port); |
74014c46 | 2427 | for (i = 0; i < (SCM_BITVECTOR_LENGTH (exp)) / SCM_LONG_BIT; i++) |
0f2d19dd | 2428 | { |
f1267706 | 2429 | scm_bits_t w = SCM_UNPACK (SCM_VELTS (exp)[i]); |
0f2d19dd JB |
2430 | for (j = SCM_LONG_BIT; j; j--) |
2431 | { | |
b7f3516f | 2432 | scm_putc (w & 1 ? '1' : '0', port); |
0f2d19dd JB |
2433 | w >>= 1; |
2434 | } | |
2435 | } | |
74014c46 | 2436 | j = SCM_BITVECTOR_LENGTH (exp) % SCM_LONG_BIT; |
0f2d19dd JB |
2437 | if (j) |
2438 | { | |
74014c46 | 2439 | w = SCM_UNPACK (SCM_VELTS (exp)[SCM_BITVECTOR_LENGTH (exp) / SCM_LONG_BIT]); |
0f2d19dd JB |
2440 | for (; j; j--) |
2441 | { | |
b7f3516f | 2442 | scm_putc (w & 1 ? '1' : '0', port); |
0f2d19dd JB |
2443 | w >>= 1; |
2444 | } | |
2445 | } | |
2446 | return 1; | |
2447 | } | |
2448 | else | |
b7f3516f | 2449 | scm_putc ('b', port); |
0f2d19dd JB |
2450 | break; |
2451 | case scm_tc7_string: | |
b7f3516f | 2452 | scm_putc ('a', port); |
0f2d19dd JB |
2453 | break; |
2454 | case scm_tc7_byvect: | |
05c33d09 | 2455 | scm_putc ('y', port); |
0f2d19dd JB |
2456 | break; |
2457 | case scm_tc7_uvect: | |
b7f3516f | 2458 | scm_putc ('u', port); |
0f2d19dd JB |
2459 | break; |
2460 | case scm_tc7_ivect: | |
b7f3516f | 2461 | scm_putc ('e', port); |
0f2d19dd JB |
2462 | break; |
2463 | case scm_tc7_svect: | |
05c33d09 | 2464 | scm_putc ('h', port); |
0f2d19dd | 2465 | break; |
5c11cc9d | 2466 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 2467 | case scm_tc7_llvect: |
5c11cc9d | 2468 | scm_putc ('l', port); |
0f2d19dd JB |
2469 | break; |
2470 | #endif | |
0f2d19dd | 2471 | case scm_tc7_fvect: |
b7f3516f | 2472 | scm_putc ('s', port); |
0f2d19dd | 2473 | break; |
0f2d19dd | 2474 | case scm_tc7_dvect: |
b7f3516f | 2475 | scm_putc ('i', port); |
0f2d19dd JB |
2476 | break; |
2477 | case scm_tc7_cvect: | |
b7f3516f | 2478 | scm_putc ('c', port); |
0f2d19dd | 2479 | break; |
0f2d19dd | 2480 | } |
b7f3516f | 2481 | scm_putc ('(', port); |
9882ea19 | 2482 | rapr1 (exp, base, 0, port, pstate); |
b7f3516f | 2483 | scm_putc (')', port); |
0f2d19dd JB |
2484 | return 1; |
2485 | } | |
2486 | ||
3b3b36dd | 2487 | SCM_DEFINE (scm_array_prototype, "array-prototype", 1, 0, 0, |
1bbd0b84 | 2488 | (SCM ra), |
b380b885 MD |
2489 | "Returns an object that would produce an array of the same type as\n" |
2490 | "@var{array}, if used as the @var{prototype} for\n" | |
2491 | "@code{make-uniform-array}.") | |
1bbd0b84 | 2492 | #define FUNC_NAME s_scm_array_prototype |
0f2d19dd JB |
2493 | { |
2494 | int enclosed = 0; | |
2495 | SCM_ASRTGO (SCM_NIMP (ra), badarg); | |
2496 | loop: | |
74014c46 | 2497 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
2498 | { |
2499 | default: | |
1bbd0b84 | 2500 | badarg:SCM_WTA (1,ra); |
0f2d19dd JB |
2501 | case scm_tc7_smob: |
2502 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg); | |
2503 | if (enclosed++) | |
2504 | return SCM_UNSPECIFIED; | |
2505 | ra = SCM_ARRAY_V (ra); | |
2506 | goto loop; | |
2507 | case scm_tc7_vector: | |
95f5b0f5 | 2508 | case scm_tc7_wvect: |
0f2d19dd JB |
2509 | return SCM_EOL; |
2510 | case scm_tc7_bvect: | |
2511 | return SCM_BOOL_T; | |
2512 | case scm_tc7_string: | |
7866a09b | 2513 | return SCM_MAKE_CHAR ('a'); |
0f2d19dd | 2514 | case scm_tc7_byvect: |
7866a09b | 2515 | return SCM_MAKE_CHAR ('\0'); |
0f2d19dd JB |
2516 | case scm_tc7_uvect: |
2517 | return SCM_MAKINUM (1L); | |
2518 | case scm_tc7_ivect: | |
2519 | return SCM_MAKINUM (-1L); | |
2520 | case scm_tc7_svect: | |
2521 | return SCM_CDR (scm_intern ("s", 1)); | |
5c11cc9d | 2522 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
2523 | case scm_tc7_llvect: |
2524 | return SCM_CDR (scm_intern ("l", 1)); | |
2525 | #endif | |
0f2d19dd | 2526 | case scm_tc7_fvect: |
bc86da5d | 2527 | return scm_make_real (1.0); |
0f2d19dd | 2528 | case scm_tc7_dvect: |
bc86da5d | 2529 | return scm_make_real (1.0 / 3.0); |
0f2d19dd | 2530 | case scm_tc7_cvect: |
bc86da5d | 2531 | return scm_make_complex (0.0, 1.0); |
0f2d19dd JB |
2532 | } |
2533 | } | |
1bbd0b84 | 2534 | #undef FUNC_NAME |
0f2d19dd | 2535 | |
1cc91f1b | 2536 | |
0f2d19dd | 2537 | static SCM |
1bbd0b84 | 2538 | markra (SCM ptr) |
0f2d19dd | 2539 | { |
0f2d19dd JB |
2540 | return SCM_ARRAY_V (ptr); |
2541 | } | |
2542 | ||
1cc91f1b | 2543 | |
0f2d19dd | 2544 | static scm_sizet |
1bbd0b84 | 2545 | freera (SCM ptr) |
0f2d19dd | 2546 | { |
405aaef9 | 2547 | scm_must_free (SCM_ARRAY_MEM (ptr)); |
0f2d19dd JB |
2548 | return sizeof (scm_array) + SCM_ARRAY_NDIM (ptr) * sizeof (scm_array_dim); |
2549 | } | |
2550 | ||
0f2d19dd JB |
2551 | void |
2552 | scm_init_unif () | |
0f2d19dd | 2553 | { |
23a62151 MD |
2554 | scm_tc16_array = scm_make_smob_type_mfpe ("array", 0, |
2555 | markra, | |
2556 | freera, | |
2557 | scm_raprin1, | |
2558 | scm_array_equal_p); | |
0f2d19dd | 2559 | scm_add_feature ("array"); |
8dc9439f | 2560 | #ifndef SCM_MAGIC_SNARFER |
a0599745 | 2561 | #include "libguile/unif.x" |
8dc9439f | 2562 | #endif |
0f2d19dd | 2563 | } |
89e00824 ML |
2564 | |
2565 | /* | |
2566 | Local Variables: | |
2567 | c-file-style: "gnu" | |
2568 | End: | |
2569 | */ |