Commit | Line | Data |
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b8446ce8 | 1 | /* Copyright (C) 1995,1996,1997,1998, 2000, 2001 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> | |
783e7774 | 55 | #include <string.h> |
a0599745 MD |
56 | #include "libguile/_scm.h" |
57 | #include "libguile/chars.h" | |
58 | #include "libguile/eval.h" | |
59 | #include "libguile/fports.h" | |
60 | #include "libguile/smob.h" | |
61 | #include "libguile/strop.h" | |
62 | #include "libguile/feature.h" | |
63 | #include "libguile/root.h" | |
64 | #include "libguile/strings.h" | |
65 | #include "libguile/vectors.h" | |
66 | ||
67 | #include "libguile/validate.h" | |
68 | #include "libguile/unif.h" | |
69 | #include "libguile/ramap.h" | |
0f2d19dd | 70 | |
3d8d56df GH |
71 | #ifdef HAVE_UNISTD_H |
72 | #include <unistd.h> | |
73 | #endif | |
74 | ||
0f2d19dd JB |
75 | \f |
76 | /* The set of uniform scm_vector types is: | |
77 | * Vector of: Called: | |
78 | * unsigned char string | |
79 | * char byvect | |
80 | * boolean bvect | |
a515d287 MD |
81 | * signed long ivect |
82 | * unsigned long uvect | |
0f2d19dd JB |
83 | * float fvect |
84 | * double dvect | |
85 | * complex double cvect | |
86 | * short svect | |
5c11cc9d | 87 | * long long llvect |
0f2d19dd JB |
88 | */ |
89 | ||
e841c3e0 | 90 | scm_bits_t scm_tc16_array; |
0f2d19dd | 91 | |
afe5177e GH |
92 | /* return the size of an element in a uniform array or 0 if type not |
93 | found. */ | |
94 | scm_sizet | |
95 | scm_uniform_element_size (SCM obj) | |
0f2d19dd | 96 | { |
afe5177e | 97 | scm_sizet result; |
0f2d19dd | 98 | |
afe5177e | 99 | switch (SCM_TYP7 (obj)) |
0f2d19dd | 100 | { |
0f2d19dd | 101 | case scm_tc7_bvect: |
0f2d19dd JB |
102 | case scm_tc7_uvect: |
103 | case scm_tc7_ivect: | |
afe5177e | 104 | result = sizeof (long); |
0f2d19dd | 105 | break; |
afe5177e | 106 | |
0f2d19dd | 107 | case scm_tc7_byvect: |
afe5177e | 108 | result = sizeof (char); |
0f2d19dd JB |
109 | break; |
110 | ||
111 | case scm_tc7_svect: | |
afe5177e | 112 | result = sizeof (short); |
0f2d19dd | 113 | break; |
afe5177e | 114 | |
5c11cc9d | 115 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 116 | case scm_tc7_llvect: |
afe5177e | 117 | result = sizeof (long_long); |
0f2d19dd JB |
118 | break; |
119 | #endif | |
120 | ||
0f2d19dd | 121 | case scm_tc7_fvect: |
afe5177e | 122 | result = sizeof (float); |
0f2d19dd | 123 | break; |
afe5177e | 124 | |
0f2d19dd | 125 | case scm_tc7_dvect: |
afe5177e | 126 | result = sizeof (double); |
0f2d19dd | 127 | break; |
afe5177e | 128 | |
0f2d19dd | 129 | case scm_tc7_cvect: |
afe5177e | 130 | result = 2 * sizeof (double); |
0f2d19dd | 131 | break; |
afe5177e GH |
132 | |
133 | default: | |
134 | result = 0; | |
0f2d19dd | 135 | } |
afe5177e | 136 | return result; |
0f2d19dd JB |
137 | } |
138 | ||
bc86da5d MD |
139 | /* Silly function used not to modify the semantics of the silly |
140 | * prototype system in order to be backward compatible. | |
141 | */ | |
142 | static int | |
143 | singp (SCM obj) | |
0f2d19dd | 144 | { |
bc86da5d MD |
145 | if (!SCM_SLOPPY_REALP (obj)) |
146 | return 0; | |
147 | else | |
148 | { | |
149 | double x = SCM_REAL_VALUE (obj); | |
150 | float fx = x; | |
151 | return (- SCM_FLTMAX < x) && (x < SCM_FLTMAX) && (fx == x); | |
152 | } | |
0f2d19dd | 153 | } |
1cc91f1b | 154 | |
0f2d19dd | 155 | SCM |
1bbd0b84 | 156 | scm_make_uve (long k, SCM prot) |
a3a32939 | 157 | #define FUNC_NAME "scm_make_uve" |
0f2d19dd JB |
158 | { |
159 | SCM v; | |
160 | long i, type; | |
a3a32939 | 161 | |
9a09deb1 | 162 | if (SCM_EQ_P (prot, SCM_BOOL_T)) |
0f2d19dd | 163 | { |
93778877 DH |
164 | SCM_NEWCELL (v); |
165 | if (k > 0) | |
166 | { | |
5b9eb8ae | 167 | SCM_ASSERT_RANGE (1, scm_long2num (k), k <= SCM_BITVECTOR_MAX_LENGTH); |
93778877 | 168 | i = sizeof (long) * ((k + SCM_LONG_BIT - 1) / SCM_LONG_BIT); |
6a0476fd | 169 | SCM_SET_BITVECTOR_BASE (v, (char *) scm_must_malloc (i, "vector")); |
93778877 DH |
170 | SCM_SET_BITVECTOR_LENGTH (v, k); |
171 | } | |
172 | else | |
173 | { | |
6a0476fd | 174 | SCM_SET_BITVECTOR_BASE (v, 0); |
93778877 DH |
175 | SCM_SET_BITVECTOR_LENGTH (v, 0); |
176 | } | |
177 | return v; | |
0f2d19dd | 178 | } |
4260a7fc | 179 | else if (SCM_CHARP (prot) && (SCM_CHAR (prot) == '\0')) |
0f2d19dd JB |
180 | { |
181 | i = sizeof (char) * k; | |
182 | type = scm_tc7_byvect; | |
5b9eb8ae | 183 | } |
7866a09b | 184 | else if (SCM_CHARP (prot)) |
0f2d19dd JB |
185 | { |
186 | i = sizeof (char) * k; | |
93778877 | 187 | return scm_makstr (i, 0); |
0f2d19dd JB |
188 | } |
189 | else if (SCM_INUMP (prot)) | |
190 | { | |
191 | i = sizeof (long) * k; | |
192 | if (SCM_INUM (prot) > 0) | |
193 | type = scm_tc7_uvect; | |
194 | else | |
195 | type = scm_tc7_ivect; | |
196 | } | |
74014c46 | 197 | else if (SCM_SYMBOLP (prot) && (1 == SCM_SYMBOL_LENGTH (prot))) |
0f2d19dd JB |
198 | { |
199 | char s; | |
200 | ||
86c991c2 | 201 | s = SCM_SYMBOL_CHARS (prot)[0]; |
0f2d19dd JB |
202 | if (s == 's') |
203 | { | |
204 | i = sizeof (short) * k; | |
205 | type = scm_tc7_svect; | |
206 | } | |
5c11cc9d | 207 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
208 | else if (s == 'l') |
209 | { | |
210 | i = sizeof (long_long) * k; | |
211 | type = scm_tc7_llvect; | |
212 | } | |
213 | #endif | |
214 | else | |
215 | { | |
00ffa0e7 | 216 | return scm_c_make_vector (k, SCM_UNDEFINED); |
0f2d19dd JB |
217 | } |
218 | } | |
5b9eb8ae | 219 | else if (!SCM_INEXACTP (prot)) |
0f2d19dd | 220 | /* Huge non-unif vectors are NOT supported. */ |
5c11cc9d | 221 | /* no special scm_vector */ |
00ffa0e7 | 222 | return scm_c_make_vector (k, SCM_UNDEFINED); |
bc86da5d | 223 | else if (singp (prot)) |
0f2d19dd JB |
224 | { |
225 | i = sizeof (float) * k; | |
226 | type = scm_tc7_fvect; | |
227 | } | |
eb42e2f0 | 228 | else if (SCM_COMPLEXP (prot)) |
0f2d19dd JB |
229 | { |
230 | i = 2 * sizeof (double) * k; | |
231 | type = scm_tc7_cvect; | |
232 | } | |
233 | else | |
234 | { | |
235 | i = sizeof (double) * k; | |
236 | type = scm_tc7_dvect; | |
237 | } | |
0f2d19dd | 238 | |
5b9eb8ae DH |
239 | SCM_ASSERT_RANGE (1, scm_long2num (k), k <= SCM_UVECTOR_MAX_LENGTH); |
240 | ||
0f2d19dd JB |
241 | SCM_NEWCELL (v); |
242 | SCM_DEFER_INTS; | |
6a0476fd | 243 | SCM_SET_UVECTOR_BASE (v, (char *) scm_must_malloc (i ? i : 1, "vector")); |
93778877 | 244 | SCM_SET_UVECTOR_LENGTH (v, k, type); |
0f2d19dd JB |
245 | SCM_ALLOW_INTS; |
246 | return v; | |
247 | } | |
a3a32939 DH |
248 | #undef FUNC_NAME |
249 | ||
0f2d19dd | 250 | |
3b3b36dd | 251 | SCM_DEFINE (scm_uniform_vector_length, "uniform-vector-length", 1, 0, 0, |
1bbd0b84 | 252 | (SCM v), |
b380b885 | 253 | "Returns the number of elements in @var{uve}.") |
1bbd0b84 | 254 | #define FUNC_NAME s_scm_uniform_vector_length |
0f2d19dd JB |
255 | { |
256 | SCM_ASRTGO (SCM_NIMP (v), badarg1); | |
74014c46 | 257 | switch SCM_TYP7 (v) |
0f2d19dd JB |
258 | { |
259 | default: | |
276dd677 | 260 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
74014c46 DH |
261 | case scm_tc7_vector: |
262 | case scm_tc7_wvect: | |
263 | return SCM_MAKINUM (SCM_VECTOR_LENGTH (v)); | |
0f2d19dd | 264 | case scm_tc7_string: |
74014c46 DH |
265 | return SCM_MAKINUM (SCM_STRING_LENGTH (v)); |
266 | case scm_tc7_bvect: | |
267 | return SCM_MAKINUM (SCM_BITVECTOR_LENGTH (v)); | |
0f2d19dd JB |
268 | case scm_tc7_byvect: |
269 | case scm_tc7_uvect: | |
270 | case scm_tc7_ivect: | |
271 | case scm_tc7_fvect: | |
272 | case scm_tc7_dvect: | |
273 | case scm_tc7_cvect: | |
0f2d19dd | 274 | case scm_tc7_svect: |
5c11cc9d | 275 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
276 | case scm_tc7_llvect: |
277 | #endif | |
74014c46 | 278 | return SCM_MAKINUM (SCM_UVECTOR_LENGTH (v)); |
0f2d19dd JB |
279 | } |
280 | } | |
1bbd0b84 | 281 | #undef FUNC_NAME |
0f2d19dd | 282 | |
3b3b36dd | 283 | SCM_DEFINE (scm_array_p, "array?", 1, 1, 0, |
1bbd0b84 | 284 | (SCM v, SCM prot), |
b380b885 MD |
285 | "Returns @code{#t} if the @var{obj} is an array, and @code{#f} if not.\n\n" |
286 | "The @var{prototype} argument is used with uniform arrays and is described\n" | |
287 | "elsewhere.") | |
1bbd0b84 | 288 | #define FUNC_NAME s_scm_array_p |
0f2d19dd JB |
289 | { |
290 | int nprot; | |
291 | int enclosed; | |
292 | nprot = SCM_UNBNDP (prot); | |
293 | enclosed = 0; | |
294 | if (SCM_IMP (v)) | |
295 | return SCM_BOOL_F; | |
c209c88e GB |
296 | |
297 | while (SCM_TYP7 (v) == scm_tc7_smob) | |
0f2d19dd | 298 | { |
0f2d19dd JB |
299 | if (!SCM_ARRAYP (v)) |
300 | return SCM_BOOL_F; | |
301 | if (nprot) | |
302 | return SCM_BOOL_T; | |
303 | if (enclosed++) | |
304 | return SCM_BOOL_F; | |
305 | v = SCM_ARRAY_V (v); | |
c209c88e GB |
306 | } |
307 | if (nprot) | |
308 | return SCM_BOOL(nprot); | |
309 | else | |
310 | { | |
311 | int protp = 0; | |
312 | ||
313 | switch (SCM_TYP7 (v)) | |
314 | { | |
315 | case scm_tc7_bvect: | |
9a09deb1 | 316 | protp = (SCM_EQ_P (prot, SCM_BOOL_T)); |
c209c88e | 317 | case scm_tc7_string: |
4260a7fc | 318 | protp = SCM_CHARP(prot) && (SCM_CHAR (prot) != '\0'); |
c209c88e | 319 | case scm_tc7_byvect: |
4260a7fc | 320 | protp = SCM_EQ_P (prot, SCM_MAKE_CHAR ('\0')); |
c209c88e GB |
321 | case scm_tc7_uvect: |
322 | protp = SCM_INUMP(prot) && SCM_INUM(prot)>0; | |
323 | case scm_tc7_ivect: | |
324 | protp = SCM_INUMP(prot) && SCM_INUM(prot)<=0; | |
325 | ||
326 | case scm_tc7_svect: | |
327 | protp = SCM_SYMBOLP (prot) | |
74014c46 | 328 | && (1 == SCM_SYMBOL_LENGTH (prot)) |
86c991c2 | 329 | && ('s' == SCM_SYMBOL_CHARS (prot)[0]); |
5c11cc9d | 330 | #ifdef HAVE_LONG_LONGS |
c209c88e GB |
331 | case scm_tc7_llvect: |
332 | protp = SCM_SYMBOLP (prot) | |
74014c46 | 333 | && (1 == SCM_SYMBOL_LENGTH (prot)) |
86c991c2 | 334 | && ('s' == SCM_SYMBOL_CHARS (prot)[0]); |
0f2d19dd | 335 | #endif |
c209c88e | 336 | case scm_tc7_fvect: |
bc86da5d | 337 | protp = singp (prot); |
c209c88e GB |
338 | case scm_tc7_dvect: |
339 | protp = SCM_REALP(prot); | |
340 | case scm_tc7_cvect: | |
eb42e2f0 | 341 | protp = SCM_COMPLEXP(prot); |
c209c88e GB |
342 | case scm_tc7_vector: |
343 | case scm_tc7_wvect: | |
344 | protp = SCM_NULLP(prot); | |
345 | default: | |
346 | /* no default */ | |
347 | ; | |
348 | } | |
349 | return SCM_BOOL(protp); | |
0f2d19dd | 350 | } |
0f2d19dd | 351 | } |
1bbd0b84 | 352 | #undef FUNC_NAME |
0f2d19dd JB |
353 | |
354 | ||
3b3b36dd | 355 | SCM_DEFINE (scm_array_rank, "array-rank", 1, 0, 0, |
1bbd0b84 | 356 | (SCM ra), |
b380b885 MD |
357 | "Returns the number of dimensions of @var{obj}. If @var{obj} is not an\n" |
358 | "array, @code{0} is returned.") | |
1bbd0b84 | 359 | #define FUNC_NAME s_scm_array_rank |
0f2d19dd JB |
360 | { |
361 | if (SCM_IMP (ra)) | |
1bbd0b84 | 362 | return SCM_INUM0; |
0f2d19dd JB |
363 | switch (SCM_TYP7 (ra)) |
364 | { | |
365 | default: | |
366 | return SCM_INUM0; | |
367 | case scm_tc7_string: | |
368 | case scm_tc7_vector: | |
95f5b0f5 | 369 | case scm_tc7_wvect: |
0f2d19dd JB |
370 | case scm_tc7_byvect: |
371 | case scm_tc7_uvect: | |
372 | case scm_tc7_ivect: | |
373 | case scm_tc7_fvect: | |
374 | case scm_tc7_cvect: | |
375 | case scm_tc7_dvect: | |
5c11cc9d | 376 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
377 | case scm_tc7_llvect: |
378 | #endif | |
379 | case scm_tc7_svect: | |
380 | return SCM_MAKINUM (1L); | |
381 | case scm_tc7_smob: | |
382 | if (SCM_ARRAYP (ra)) | |
383 | return SCM_MAKINUM (SCM_ARRAY_NDIM (ra)); | |
384 | return SCM_INUM0; | |
385 | } | |
386 | } | |
1bbd0b84 | 387 | #undef FUNC_NAME |
0f2d19dd JB |
388 | |
389 | ||
3b3b36dd | 390 | SCM_DEFINE (scm_array_dimensions, "array-dimensions", 1, 0, 0, |
1bbd0b84 | 391 | (SCM ra), |
b380b885 MD |
392 | "@code{Array-dimensions} is similar to @code{array-shape} but replaces\n" |
393 | "elements with a @code{0} minimum with one greater than the maximum. So:\n" | |
394 | "@example\n" | |
395 | "(array-dimensions (make-array 'foo '(-1 3) 5)) @result{} ((-1 3) 5)\n" | |
396 | "@end example") | |
1bbd0b84 | 397 | #define FUNC_NAME s_scm_array_dimensions |
0f2d19dd JB |
398 | { |
399 | SCM res = SCM_EOL; | |
400 | scm_sizet k; | |
401 | scm_array_dim *s; | |
402 | if (SCM_IMP (ra)) | |
1bbd0b84 | 403 | return SCM_BOOL_F; |
0f2d19dd JB |
404 | switch (SCM_TYP7 (ra)) |
405 | { | |
406 | default: | |
407 | return SCM_BOOL_F; | |
408 | case scm_tc7_string: | |
409 | case scm_tc7_vector: | |
95f5b0f5 | 410 | case scm_tc7_wvect: |
0f2d19dd JB |
411 | case scm_tc7_bvect: |
412 | case scm_tc7_byvect: | |
413 | case scm_tc7_uvect: | |
414 | case scm_tc7_ivect: | |
415 | case scm_tc7_fvect: | |
416 | case scm_tc7_cvect: | |
417 | case scm_tc7_dvect: | |
418 | case scm_tc7_svect: | |
5c11cc9d | 419 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
420 | case scm_tc7_llvect: |
421 | #endif | |
74014c46 | 422 | return scm_cons (scm_uniform_vector_length (ra), SCM_EOL); |
0f2d19dd JB |
423 | case scm_tc7_smob: |
424 | if (!SCM_ARRAYP (ra)) | |
425 | return SCM_BOOL_F; | |
426 | k = SCM_ARRAY_NDIM (ra); | |
427 | s = SCM_ARRAY_DIMS (ra); | |
428 | while (k--) | |
e2d37336 MD |
429 | res = scm_cons (s[k].lbnd |
430 | ? scm_cons2 (SCM_MAKINUM (s[k].lbnd), | |
431 | SCM_MAKINUM (s[k].ubnd), | |
432 | SCM_EOL) | |
433 | : SCM_MAKINUM (1 + s[k].ubnd), | |
434 | res); | |
0f2d19dd JB |
435 | return res; |
436 | } | |
437 | } | |
1bbd0b84 | 438 | #undef FUNC_NAME |
0f2d19dd JB |
439 | |
440 | ||
e2d37336 MD |
441 | SCM_DEFINE (scm_shared_array_root, "shared-array-root", 1, 0, 0, |
442 | (SCM ra), | |
443 | "Return the root vector of a shared array.") | |
444 | #define FUNC_NAME s_scm_shared_array_root | |
445 | { | |
446 | SCM_ASSERT (SCM_ARRAYP (ra), ra, SCM_ARG1, FUNC_NAME); | |
447 | return SCM_ARRAY_V (ra); | |
448 | } | |
449 | #undef FUNC_NAME | |
450 | ||
451 | ||
452 | SCM_DEFINE (scm_shared_array_offset, "shared-array-offset", 1, 0, 0, | |
453 | (SCM ra), | |
454 | "Return the root vector index of the first element in the array.") | |
455 | #define FUNC_NAME s_scm_shared_array_offset | |
456 | { | |
457 | SCM_ASSERT (SCM_ARRAYP (ra), ra, SCM_ARG1, FUNC_NAME); | |
458 | return SCM_MAKINUM (SCM_ARRAY_BASE (ra)); | |
459 | } | |
460 | #undef FUNC_NAME | |
461 | ||
462 | ||
463 | SCM_DEFINE (scm_shared_array_increments, "shared-array-increments", 1, 0, 0, | |
464 | (SCM ra), | |
465 | "For each dimension, return the distance between elements in the root vector.") | |
466 | #define FUNC_NAME s_scm_shared_array_increments | |
467 | { | |
468 | SCM res = SCM_EOL; | |
469 | scm_sizet k; | |
470 | scm_array_dim *s; | |
471 | SCM_ASSERT (SCM_ARRAYP (ra), ra, SCM_ARG1, FUNC_NAME); | |
472 | k = SCM_ARRAY_NDIM (ra); | |
473 | s = SCM_ARRAY_DIMS (ra); | |
474 | while (k--) | |
475 | res = scm_cons (SCM_MAKINUM (s[k].inc), res); | |
476 | return res; | |
477 | } | |
478 | #undef FUNC_NAME | |
479 | ||
480 | ||
0f2d19dd JB |
481 | static char s_bad_ind[] = "Bad scm_array index"; |
482 | ||
1cc91f1b | 483 | |
0f2d19dd | 484 | long |
1bbd0b84 | 485 | scm_aind (SCM ra, SCM args, const char *what) |
0f2d19dd JB |
486 | { |
487 | SCM ind; | |
488 | register long j; | |
489 | register scm_sizet pos = SCM_ARRAY_BASE (ra); | |
490 | register scm_sizet k = SCM_ARRAY_NDIM (ra); | |
491 | scm_array_dim *s = SCM_ARRAY_DIMS (ra); | |
492 | if (SCM_INUMP (args)) | |
0f2d19dd | 493 | { |
f5bf2977 | 494 | SCM_ASSERT (1 == k, scm_makfrom0str (what), SCM_WNA, NULL); |
0f2d19dd JB |
495 | return pos + (SCM_INUM (args) - s->lbnd) * (s->inc); |
496 | } | |
497 | while (k && SCM_NIMP (args)) | |
498 | { | |
499 | ind = SCM_CAR (args); | |
500 | args = SCM_CDR (args); | |
501 | SCM_ASSERT (SCM_INUMP (ind), ind, s_bad_ind, what); | |
502 | j = SCM_INUM (ind); | |
685c0d71 DH |
503 | if (j < s->lbnd || j > s->ubnd) |
504 | scm_out_of_range (what, ind); | |
0f2d19dd JB |
505 | pos += (j - s->lbnd) * (s->inc); |
506 | k--; | |
507 | s++; | |
508 | } | |
f5bf2977 GH |
509 | SCM_ASSERT (0 == k && SCM_NULLP (args), scm_makfrom0str (what), SCM_WNA, |
510 | NULL); | |
0f2d19dd JB |
511 | return pos; |
512 | } | |
513 | ||
514 | ||
1cc91f1b | 515 | |
0f2d19dd | 516 | SCM |
1bbd0b84 | 517 | scm_make_ra (int ndim) |
0f2d19dd JB |
518 | { |
519 | SCM ra; | |
520 | SCM_NEWCELL (ra); | |
521 | SCM_DEFER_INTS; | |
23a62151 MD |
522 | SCM_NEWSMOB(ra, ((long) ndim << 17) + scm_tc16_array, |
523 | scm_must_malloc ((long) (sizeof (scm_array) + ndim * sizeof (scm_array_dim)), | |
0f2d19dd | 524 | "array")); |
0f2d19dd JB |
525 | SCM_ARRAY_V (ra) = scm_nullvect; |
526 | SCM_ALLOW_INTS; | |
527 | return ra; | |
528 | } | |
529 | ||
530 | static char s_bad_spec[] = "Bad scm_array dimension"; | |
531 | /* Increments will still need to be set. */ | |
532 | ||
1cc91f1b | 533 | |
0f2d19dd | 534 | SCM |
1bbd0b84 | 535 | scm_shap2ra (SCM args, const char *what) |
0f2d19dd JB |
536 | { |
537 | scm_array_dim *s; | |
538 | SCM ra, spec, sp; | |
539 | int ndim = scm_ilength (args); | |
540 | SCM_ASSERT (0 <= ndim, args, s_bad_spec, what); | |
541 | ra = scm_make_ra (ndim); | |
542 | SCM_ARRAY_BASE (ra) = 0; | |
543 | s = SCM_ARRAY_DIMS (ra); | |
a3a32939 | 544 | for (; !SCM_NULLP (args); s++, args = SCM_CDR (args)) |
0f2d19dd JB |
545 | { |
546 | spec = SCM_CAR (args); | |
a3a32939 | 547 | if (SCM_INUMP (spec)) |
0f2d19dd | 548 | { |
a3a32939 | 549 | SCM_ASSERT (SCM_INUM (spec) >= 0, spec, s_bad_spec, what); |
0f2d19dd JB |
550 | s->lbnd = 0; |
551 | s->ubnd = SCM_INUM (spec) - 1; | |
552 | s->inc = 1; | |
553 | } | |
554 | else | |
555 | { | |
20a54673 GH |
556 | SCM_ASSERT (SCM_CONSP (spec) && SCM_INUMP (SCM_CAR (spec)), spec, |
557 | s_bad_spec, what); | |
0f2d19dd JB |
558 | s->lbnd = SCM_INUM (SCM_CAR (spec)); |
559 | sp = SCM_CDR (spec); | |
0c95b57d | 560 | SCM_ASSERT (SCM_CONSP (sp) |
20a54673 GH |
561 | && SCM_INUMP (SCM_CAR (sp)) && SCM_NULLP (SCM_CDR (sp)), |
562 | spec, s_bad_spec, what); | |
0f2d19dd JB |
563 | s->ubnd = SCM_INUM (SCM_CAR (sp)); |
564 | s->inc = 1; | |
565 | } | |
566 | } | |
567 | return ra; | |
568 | } | |
569 | ||
3b3b36dd | 570 | SCM_DEFINE (scm_dimensions_to_uniform_array, "dimensions->uniform-array", 2, 1, 0, |
1bbd0b84 | 571 | (SCM dims, SCM prot, SCM fill), |
b380b885 MD |
572 | "@deffnx primitive make-uniform-vector length prototype [fill]\n" |
573 | "Creates and returns a uniform array or vector of type corresponding to\n" | |
574 | "@var{prototype} with dimensions @var{dims} or length @var{length}. If\n" | |
575 | "@var{fill} is supplied, it's used to fill the array, otherwise \n" | |
576 | "@var{prototype} is used.") | |
1bbd0b84 | 577 | #define FUNC_NAME s_scm_dimensions_to_uniform_array |
0f2d19dd | 578 | { |
a3a32939 DH |
579 | scm_sizet k; |
580 | unsigned long int rlen = 1; | |
0f2d19dd JB |
581 | scm_array_dim *s; |
582 | SCM ra; | |
583 | if (SCM_INUMP (dims)) | |
cda139a7 | 584 | { |
5b9eb8ae | 585 | SCM answer = scm_make_uve (SCM_INUM (dims), prot); |
a3a32939 DH |
586 | if (!SCM_UNBNDP (fill)) |
587 | scm_array_fill_x (answer, fill); | |
588 | else if (SCM_SYMBOLP (prot)) | |
589 | scm_array_fill_x (answer, SCM_MAKINUM (0)); | |
590 | else | |
591 | scm_array_fill_x (answer, prot); | |
592 | return answer; | |
cda139a7 | 593 | } |
0c95b57d GB |
594 | SCM_ASSERT (SCM_NULLP (dims) || SCM_CONSP (dims), |
595 | dims, SCM_ARG1, FUNC_NAME); | |
1bbd0b84 | 596 | ra = scm_shap2ra (dims, FUNC_NAME); |
898a256f | 597 | SCM_SETOR_CAR (ra, SCM_ARRAY_CONTIGUOUS); |
0f2d19dd JB |
598 | s = SCM_ARRAY_DIMS (ra); |
599 | k = SCM_ARRAY_NDIM (ra); | |
600 | while (k--) | |
601 | { | |
a3a32939 DH |
602 | s[k].inc = rlen; |
603 | SCM_ASSERT_RANGE (1, dims, s[k].lbnd <= s[k].ubnd); | |
0f2d19dd | 604 | rlen = (s[k].ubnd - s[k].lbnd + 1) * s[k].inc; |
0f2d19dd | 605 | } |
a3a32939 | 606 | |
a3a32939 DH |
607 | SCM_ARRAY_V (ra) = scm_make_uve (rlen, prot); |
608 | ||
5c11cc9d | 609 | if (!SCM_UNBNDP (fill)) |
a3a32939 | 610 | scm_array_fill_x (ra, fill); |
0c95b57d | 611 | else if (SCM_SYMBOLP (prot)) |
0f2d19dd JB |
612 | scm_array_fill_x (ra, SCM_MAKINUM (0)); |
613 | else | |
614 | scm_array_fill_x (ra, prot); | |
a3a32939 | 615 | |
0f2d19dd JB |
616 | if (1 == SCM_ARRAY_NDIM (ra) && 0 == SCM_ARRAY_BASE (ra)) |
617 | if (s->ubnd < s->lbnd || (0 == s->lbnd && 1 == s->inc)) | |
618 | return SCM_ARRAY_V (ra); | |
619 | return ra; | |
620 | } | |
1bbd0b84 | 621 | #undef FUNC_NAME |
0f2d19dd | 622 | |
1cc91f1b | 623 | |
0f2d19dd | 624 | void |
1bbd0b84 | 625 | scm_ra_set_contp (SCM ra) |
0f2d19dd JB |
626 | { |
627 | scm_sizet k = SCM_ARRAY_NDIM (ra); | |
0f2d19dd | 628 | if (k) |
0f2d19dd | 629 | { |
fe0c6dae JB |
630 | long inc = SCM_ARRAY_DIMS (ra)[k - 1].inc; |
631 | while (k--) | |
0f2d19dd | 632 | { |
fe0c6dae JB |
633 | if (inc != SCM_ARRAY_DIMS (ra)[k].inc) |
634 | { | |
898a256f | 635 | SCM_SETAND_CAR (ra, ~SCM_ARRAY_CONTIGUOUS); |
fe0c6dae JB |
636 | return; |
637 | } | |
638 | inc *= (SCM_ARRAY_DIMS (ra)[k].ubnd | |
639 | - SCM_ARRAY_DIMS (ra)[k].lbnd + 1); | |
0f2d19dd | 640 | } |
0f2d19dd | 641 | } |
898a256f | 642 | SCM_SETOR_CAR (ra, SCM_ARRAY_CONTIGUOUS); |
0f2d19dd JB |
643 | } |
644 | ||
645 | ||
3b3b36dd | 646 | SCM_DEFINE (scm_make_shared_array, "make-shared-array", 2, 0, 1, |
1bbd0b84 | 647 | (SCM oldra, SCM mapfunc, SCM dims), |
b380b885 MD |
648 | "@code{make-shared-array} can be used to create shared subarrays of other\n" |
649 | "arrays. The @var{mapper} is a function that translates coordinates in\n" | |
650 | "the new array into coordinates in the old array. A @var{mapper} must be\n" | |
651 | "linear, and its range must stay within the bounds of the old array, but\n" | |
652 | "it can be otherwise arbitrary. A simple example:\n" | |
653 | "@example\n" | |
654 | "(define fred (make-array #f 8 8))\n" | |
655 | "(define freds-diagonal\n" | |
656 | " (make-shared-array fred (lambda (i) (list i i)) 8))\n" | |
657 | "(array-set! freds-diagonal 'foo 3)\n" | |
658 | "(array-ref fred 3 3) @result{} foo\n" | |
659 | "(define freds-center\n" | |
660 | " (make-shared-array fred (lambda (i j) (list (+ 3 i) (+ 3 j))) 2 2))\n" | |
661 | "(array-ref freds-center 0 0) @result{} foo\n" | |
662 | "@end example") | |
1bbd0b84 | 663 | #define FUNC_NAME s_scm_make_shared_array |
0f2d19dd JB |
664 | { |
665 | SCM ra; | |
666 | SCM inds, indptr; | |
667 | SCM imap; | |
668 | scm_sizet i, k; | |
669 | long old_min, new_min, old_max, new_max; | |
670 | scm_array_dim *s; | |
3b3b36dd GB |
671 | SCM_VALIDATE_ARRAY (1,oldra); |
672 | SCM_VALIDATE_PROC (2,mapfunc); | |
1bbd0b84 | 673 | ra = scm_shap2ra (dims, FUNC_NAME); |
0f2d19dd JB |
674 | if (SCM_ARRAYP (oldra)) |
675 | { | |
676 | SCM_ARRAY_V (ra) = SCM_ARRAY_V (oldra); | |
677 | old_min = old_max = SCM_ARRAY_BASE (oldra); | |
678 | s = SCM_ARRAY_DIMS (oldra); | |
679 | k = SCM_ARRAY_NDIM (oldra); | |
680 | while (k--) | |
681 | { | |
682 | if (s[k].inc > 0) | |
683 | old_max += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
684 | else | |
685 | old_min += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
686 | } | |
687 | } | |
688 | else | |
689 | { | |
690 | SCM_ARRAY_V (ra) = oldra; | |
691 | old_min = 0; | |
74014c46 | 692 | old_max = SCM_INUM (scm_uniform_vector_length (oldra)) - 1; |
0f2d19dd JB |
693 | } |
694 | inds = SCM_EOL; | |
695 | s = SCM_ARRAY_DIMS (ra); | |
696 | for (k = 0; k < SCM_ARRAY_NDIM (ra); k++) | |
697 | { | |
698 | inds = scm_cons (SCM_MAKINUM (s[k].lbnd), inds); | |
699 | if (s[k].ubnd < s[k].lbnd) | |
700 | { | |
701 | if (1 == SCM_ARRAY_NDIM (ra)) | |
702 | ra = scm_make_uve (0L, scm_array_prototype (ra)); | |
703 | else | |
704 | SCM_ARRAY_V (ra) = scm_make_uve (0L, scm_array_prototype (ra)); | |
705 | return ra; | |
706 | } | |
707 | } | |
92396c0a | 708 | imap = scm_apply (mapfunc, scm_reverse (inds), SCM_EOL); |
0f2d19dd | 709 | if (SCM_ARRAYP (oldra)) |
1bbd0b84 | 710 | i = (scm_sizet) scm_aind (oldra, imap, FUNC_NAME); |
0f2d19dd JB |
711 | else |
712 | { | |
713 | if (SCM_NINUMP (imap)) | |
714 | ||
715 | { | |
716 | SCM_ASSERT (1 == scm_ilength (imap) && SCM_INUMP (SCM_CAR (imap)), | |
1bbd0b84 | 717 | imap, s_bad_ind, FUNC_NAME); |
0f2d19dd JB |
718 | imap = SCM_CAR (imap); |
719 | } | |
720 | i = SCM_INUM (imap); | |
721 | } | |
722 | SCM_ARRAY_BASE (ra) = new_min = new_max = i; | |
723 | indptr = inds; | |
724 | k = SCM_ARRAY_NDIM (ra); | |
725 | while (k--) | |
726 | { | |
727 | if (s[k].ubnd > s[k].lbnd) | |
728 | { | |
898a256f | 729 | SCM_SETCAR (indptr, SCM_MAKINUM (SCM_INUM (SCM_CAR (indptr)) + 1)); |
0f2d19dd JB |
730 | imap = scm_apply (mapfunc, scm_reverse (inds), SCM_EOL); |
731 | if (SCM_ARRAYP (oldra)) | |
732 | ||
1bbd0b84 | 733 | s[k].inc = scm_aind (oldra, imap, FUNC_NAME) - i; |
0f2d19dd JB |
734 | else |
735 | { | |
736 | if (SCM_NINUMP (imap)) | |
737 | ||
738 | { | |
739 | SCM_ASSERT (1 == scm_ilength (imap) && SCM_INUMP (SCM_CAR (imap)), | |
1bbd0b84 | 740 | imap, s_bad_ind, FUNC_NAME); |
0f2d19dd JB |
741 | imap = SCM_CAR (imap); |
742 | } | |
743 | s[k].inc = (long) SCM_INUM (imap) - i; | |
744 | } | |
745 | i += s[k].inc; | |
746 | if (s[k].inc > 0) | |
747 | new_max += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
748 | else | |
749 | new_min += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
750 | } | |
751 | else | |
752 | s[k].inc = new_max - new_min + 1; /* contiguous by default */ | |
753 | indptr = SCM_CDR (indptr); | |
754 | } | |
755 | SCM_ASSERT (old_min <= new_min && old_max >= new_max, SCM_UNDEFINED, | |
1bbd0b84 | 756 | "mapping out of range", FUNC_NAME); |
0f2d19dd JB |
757 | if (1 == SCM_ARRAY_NDIM (ra) && 0 == SCM_ARRAY_BASE (ra)) |
758 | { | |
74014c46 DH |
759 | SCM v = SCM_ARRAY_V (ra); |
760 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (v)); | |
761 | if (1 == s->inc && 0 == s->lbnd && length == 1 + s->ubnd) | |
762 | return v; | |
0f2d19dd JB |
763 | if (s->ubnd < s->lbnd) |
764 | return scm_make_uve (0L, scm_array_prototype (ra)); | |
765 | } | |
766 | scm_ra_set_contp (ra); | |
767 | return ra; | |
768 | } | |
1bbd0b84 | 769 | #undef FUNC_NAME |
0f2d19dd JB |
770 | |
771 | ||
772 | /* args are RA . DIMS */ | |
af45e3b0 DH |
773 | SCM_DEFINE (scm_transpose_array, "transpose-array", 1, 0, 1, |
774 | (SCM ra, SCM args), | |
b380b885 MD |
775 | "Returns an array sharing contents with @var{array}, but with dimensions\n" |
776 | "arranged in a different order. There must be one @var{dim} argument for\n" | |
777 | "each dimension of @var{array}. @var{dim0}, @var{dim1}, @dots{} should\n" | |
778 | "be integers between 0 and the rank of the array to be returned. Each\n" | |
779 | "integer in that range must appear at least once in the argument list.\n\n" | |
780 | "The values of @var{dim0}, @var{dim1}, @dots{} correspond to dimensions\n" | |
781 | "in the array to be returned, their positions in the argument list to\n" | |
782 | "dimensions of @var{array}. Several @var{dim}s may have the same value,\n" | |
783 | "in which case the returned array will have smaller rank than\n" | |
784 | "@var{array}.\n\n" | |
785 | "examples:\n" | |
786 | "@example\n" | |
787 | "(transpose-array '#2((a b) (c d)) 1 0) @result{} #2((a c) (b d))\n" | |
788 | "(transpose-array '#2((a b) (c d)) 0 0) @result{} #1(a d)\n" | |
789 | "(transpose-array '#3(((a b c) (d e f)) ((1 2 3) (4 5 6))) 1 1 0) @result{}\n" | |
790 | " #2((a 4) (b 5) (c 6))\n" | |
791 | "@end example") | |
1bbd0b84 | 792 | #define FUNC_NAME s_scm_transpose_array |
0f2d19dd | 793 | { |
af45e3b0 | 794 | SCM res, vargs, *ve = &vargs; |
0f2d19dd JB |
795 | scm_array_dim *s, *r; |
796 | int ndim, i, k; | |
af45e3b0 | 797 | |
1bbd0b84 | 798 | SCM_ASSERT (SCM_NIMP (ra), ra, SCM_ARG1, FUNC_NAME); |
f5bf2977 | 799 | switch (SCM_TYP7 (ra)) |
0f2d19dd JB |
800 | { |
801 | default: | |
276dd677 | 802 | badarg:SCM_WRONG_TYPE_ARG (1, ra); |
0f2d19dd JB |
803 | case scm_tc7_bvect: |
804 | case scm_tc7_string: | |
805 | case scm_tc7_byvect: | |
806 | case scm_tc7_uvect: | |
807 | case scm_tc7_ivect: | |
808 | case scm_tc7_fvect: | |
809 | case scm_tc7_dvect: | |
810 | case scm_tc7_cvect: | |
811 | case scm_tc7_svect: | |
5c11cc9d | 812 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
813 | case scm_tc7_llvect: |
814 | #endif | |
af45e3b0 | 815 | SCM_ASSERT (!SCM_NULLP (args) && SCM_NULLP (SCM_CDR (args)), |
1bbd0b84 | 816 | scm_makfrom0str (FUNC_NAME), SCM_WNA, NULL); |
f5bf2977 | 817 | SCM_ASSERT (SCM_INUMP (SCM_CAR (args)), SCM_CAR (args), SCM_ARG2, |
1bbd0b84 | 818 | FUNC_NAME); |
685c0d71 DH |
819 | SCM_ASSERT_RANGE (SCM_ARG2, SCM_CAR (args), |
820 | SCM_EQ_P (SCM_INUM0, SCM_CAR (args))); | |
0f2d19dd JB |
821 | return ra; |
822 | case scm_tc7_smob: | |
823 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg); | |
824 | vargs = scm_vector (args); | |
74014c46 | 825 | SCM_ASSERT (SCM_VECTOR_LENGTH (vargs) == SCM_ARRAY_NDIM (ra), |
1bbd0b84 | 826 | scm_makfrom0str (FUNC_NAME), SCM_WNA, NULL); |
f5bf2977 | 827 | ve = SCM_VELTS (vargs); |
0f2d19dd JB |
828 | ndim = 0; |
829 | for (k = 0; k < SCM_ARRAY_NDIM (ra); k++) | |
830 | { | |
20a54673 | 831 | SCM_ASSERT (SCM_INUMP (ve[k]), ve[k], (SCM_ARG2 + k), |
1bbd0b84 | 832 | FUNC_NAME); |
0f2d19dd | 833 | i = SCM_INUM (ve[k]); |
685c0d71 DH |
834 | if (i < 0 || i >= SCM_ARRAY_NDIM (ra)) |
835 | scm_out_of_range (FUNC_NAME, ve[k]); | |
0f2d19dd JB |
836 | if (ndim < i) |
837 | ndim = i; | |
838 | } | |
839 | ndim++; | |
840 | res = scm_make_ra (ndim); | |
841 | SCM_ARRAY_V (res) = SCM_ARRAY_V (ra); | |
842 | SCM_ARRAY_BASE (res) = SCM_ARRAY_BASE (ra); | |
843 | for (k = ndim; k--;) | |
844 | { | |
845 | SCM_ARRAY_DIMS (res)[k].lbnd = 0; | |
846 | SCM_ARRAY_DIMS (res)[k].ubnd = -1; | |
847 | } | |
848 | for (k = SCM_ARRAY_NDIM (ra); k--;) | |
849 | { | |
850 | i = SCM_INUM (ve[k]); | |
851 | s = &(SCM_ARRAY_DIMS (ra)[k]); | |
852 | r = &(SCM_ARRAY_DIMS (res)[i]); | |
853 | if (r->ubnd < r->lbnd) | |
854 | { | |
855 | r->lbnd = s->lbnd; | |
856 | r->ubnd = s->ubnd; | |
857 | r->inc = s->inc; | |
858 | ndim--; | |
859 | } | |
860 | else | |
861 | { | |
862 | if (r->ubnd > s->ubnd) | |
863 | r->ubnd = s->ubnd; | |
864 | if (r->lbnd < s->lbnd) | |
865 | { | |
866 | SCM_ARRAY_BASE (res) += (s->lbnd - r->lbnd) * r->inc; | |
867 | r->lbnd = s->lbnd; | |
868 | } | |
869 | r->inc += s->inc; | |
870 | } | |
871 | } | |
1bbd0b84 | 872 | SCM_ASSERT (ndim <= 0, args, "bad argument list", FUNC_NAME); |
0f2d19dd JB |
873 | scm_ra_set_contp (res); |
874 | return res; | |
875 | } | |
876 | } | |
1bbd0b84 | 877 | #undef FUNC_NAME |
0f2d19dd JB |
878 | |
879 | /* args are RA . AXES */ | |
af45e3b0 DH |
880 | SCM_DEFINE (scm_enclose_array, "enclose-array", 1, 0, 1, |
881 | (SCM ra, SCM axes), | |
b380b885 MD |
882 | "@var{dim0}, @var{dim1} @dots{} should be nonnegative integers less than\n" |
883 | "the rank of @var{array}. @var{enclose-array} returns an array\n" | |
884 | "resembling an array of shared arrays. The dimensions of each shared\n" | |
885 | "array are the same as the @var{dim}th dimensions of the original array,\n" | |
886 | "the dimensions of the outer array are the same as those of the original\n" | |
887 | "array that did not match a @var{dim}.\n\n" | |
888 | "An enclosed array is not a general Scheme array. Its elements may not\n" | |
889 | "be set using @code{array-set!}. Two references to the same element of\n" | |
890 | "an enclosed array will be @code{equal?} but will not in general be\n" | |
891 | "@code{eq?}. The value returned by @var{array-prototype} when given an\n" | |
892 | "enclosed array is unspecified.\n\n" | |
893 | "examples:\n" | |
894 | "@example\n" | |
895 | "(enclose-array '#3(((a b c) (d e f)) ((1 2 3) (4 5 6))) 1) @result{}\n" | |
896 | " #<enclosed-array (#1(a d) #1(b e) #1(c f)) (#1(1 4) #1(2 5) #1(3 6))>\n\n" | |
897 | "(enclose-array '#3(((a b c) (d e f)) ((1 2 3) (4 5 6))) 1 0) @result{}\n" | |
898 | " #<enclosed-array #2((a 1) (d 4)) #2((b 2) (e 5)) #2((c 3) (f 6))>\n" | |
899 | "@end example") | |
1bbd0b84 | 900 | #define FUNC_NAME s_scm_enclose_array |
0f2d19dd | 901 | { |
af45e3b0 | 902 | SCM axv, res, ra_inr; |
0f2d19dd JB |
903 | scm_array_dim vdim, *s = &vdim; |
904 | int ndim, j, k, ninr, noutr; | |
af45e3b0 | 905 | |
0f2d19dd | 906 | if (SCM_NULLP (axes)) |
0f2d19dd JB |
907 | axes = scm_cons ((SCM_ARRAYP (ra) ? SCM_MAKINUM (SCM_ARRAY_NDIM (ra) - 1) : SCM_INUM0), SCM_EOL); |
908 | ninr = scm_ilength (axes); | |
af45e3b0 | 909 | SCM_ASSERT (0 <= ninr, scm_makfrom0str (FUNC_NAME), SCM_WNA, NULL); |
0f2d19dd JB |
910 | ra_inr = scm_make_ra (ninr); |
911 | SCM_ASRTGO (SCM_NIMP (ra), badarg1); | |
74014c46 | 912 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
913 | { |
914 | default: | |
276dd677 | 915 | badarg1:SCM_WRONG_TYPE_ARG (1, ra); |
0f2d19dd JB |
916 | case scm_tc7_string: |
917 | case scm_tc7_bvect: | |
918 | case scm_tc7_byvect: | |
919 | case scm_tc7_uvect: | |
920 | case scm_tc7_ivect: | |
921 | case scm_tc7_fvect: | |
922 | case scm_tc7_dvect: | |
923 | case scm_tc7_cvect: | |
924 | case scm_tc7_vector: | |
95f5b0f5 | 925 | case scm_tc7_wvect: |
0f2d19dd | 926 | case scm_tc7_svect: |
5c11cc9d | 927 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
928 | case scm_tc7_llvect: |
929 | #endif | |
930 | s->lbnd = 0; | |
74014c46 | 931 | s->ubnd = SCM_INUM (scm_uniform_vector_length (ra)) - 1; |
0f2d19dd JB |
932 | s->inc = 1; |
933 | SCM_ARRAY_V (ra_inr) = ra; | |
934 | SCM_ARRAY_BASE (ra_inr) = 0; | |
935 | ndim = 1; | |
936 | break; | |
937 | case scm_tc7_smob: | |
938 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg1); | |
939 | s = SCM_ARRAY_DIMS (ra); | |
940 | SCM_ARRAY_V (ra_inr) = SCM_ARRAY_V (ra); | |
941 | SCM_ARRAY_BASE (ra_inr) = SCM_ARRAY_BASE (ra); | |
942 | ndim = SCM_ARRAY_NDIM (ra); | |
943 | break; | |
944 | } | |
945 | noutr = ndim - ninr; | |
7866a09b | 946 | axv = scm_make_string (SCM_MAKINUM (ndim), SCM_MAKE_CHAR (0)); |
af45e3b0 | 947 | SCM_ASSERT (0 <= noutr, scm_makfrom0str (FUNC_NAME), SCM_WNA, NULL); |
0f2d19dd JB |
948 | res = scm_make_ra (noutr); |
949 | SCM_ARRAY_BASE (res) = SCM_ARRAY_BASE (ra_inr); | |
950 | SCM_ARRAY_V (res) = ra_inr; | |
951 | for (k = 0; k < ninr; k++, axes = SCM_CDR (axes)) | |
952 | { | |
1bbd0b84 | 953 | SCM_ASSERT (SCM_INUMP (SCM_CAR (axes)), SCM_CAR (axes), "bad axis", FUNC_NAME); |
0f2d19dd JB |
954 | j = SCM_INUM (SCM_CAR (axes)); |
955 | SCM_ARRAY_DIMS (ra_inr)[k].lbnd = s[j].lbnd; | |
956 | SCM_ARRAY_DIMS (ra_inr)[k].ubnd = s[j].ubnd; | |
957 | SCM_ARRAY_DIMS (ra_inr)[k].inc = s[j].inc; | |
405aaef9 | 958 | SCM_STRING_CHARS (axv)[j] = 1; |
0f2d19dd JB |
959 | } |
960 | for (j = 0, k = 0; k < noutr; k++, j++) | |
961 | { | |
405aaef9 | 962 | while (SCM_STRING_CHARS (axv)[j]) |
0f2d19dd JB |
963 | j++; |
964 | SCM_ARRAY_DIMS (res)[k].lbnd = s[j].lbnd; | |
965 | SCM_ARRAY_DIMS (res)[k].ubnd = s[j].ubnd; | |
966 | SCM_ARRAY_DIMS (res)[k].inc = s[j].inc; | |
967 | } | |
968 | scm_ra_set_contp (ra_inr); | |
969 | scm_ra_set_contp (res); | |
970 | return res; | |
971 | } | |
1bbd0b84 | 972 | #undef FUNC_NAME |
0f2d19dd JB |
973 | |
974 | ||
975 | ||
af45e3b0 DH |
976 | SCM_DEFINE (scm_array_in_bounds_p, "array-in-bounds?", 1, 0, 1, |
977 | (SCM v, SCM args), | |
b380b885 | 978 | "Returns @code{#t} if its arguments would be acceptable to array-ref.") |
1bbd0b84 | 979 | #define FUNC_NAME s_scm_array_in_bounds_p |
0f2d19dd | 980 | { |
af45e3b0 | 981 | SCM ind = SCM_EOL; |
0f2d19dd JB |
982 | long pos = 0; |
983 | register scm_sizet k; | |
984 | register long j; | |
985 | scm_array_dim *s; | |
af45e3b0 | 986 | |
0f2d19dd JB |
987 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
988 | if (SCM_NIMP (args)) | |
989 | ||
990 | { | |
991 | ind = SCM_CAR (args); | |
992 | args = SCM_CDR (args); | |
1bbd0b84 | 993 | SCM_ASSERT (SCM_INUMP (ind), ind, SCM_ARG2, FUNC_NAME); |
0f2d19dd JB |
994 | pos = SCM_INUM (ind); |
995 | } | |
996 | tail: | |
74014c46 | 997 | switch SCM_TYP7 (v) |
0f2d19dd JB |
998 | { |
999 | default: | |
276dd677 | 1000 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
1bbd0b84 | 1001 | wna: scm_wrong_num_args (scm_makfrom0str (FUNC_NAME)); |
0f2d19dd JB |
1002 | case scm_tc7_smob: |
1003 | k = SCM_ARRAY_NDIM (v); | |
1004 | s = SCM_ARRAY_DIMS (v); | |
1005 | pos = SCM_ARRAY_BASE (v); | |
1006 | if (!k) | |
1007 | { | |
1008 | SCM_ASRTGO (SCM_NULLP (ind), wna); | |
1009 | ind = SCM_INUM0; | |
1010 | } | |
1011 | else | |
1012 | while (!0) | |
1013 | { | |
1014 | j = SCM_INUM (ind); | |
1015 | if (!(j >= (s->lbnd) && j <= (s->ubnd))) | |
1016 | { | |
1017 | SCM_ASRTGO (--k == scm_ilength (args), wna); | |
1018 | return SCM_BOOL_F; | |
1019 | } | |
1020 | pos += (j - s->lbnd) * (s->inc); | |
1021 | if (!(--k && SCM_NIMP (args))) | |
1022 | break; | |
1023 | ind = SCM_CAR (args); | |
1024 | args = SCM_CDR (args); | |
1025 | s++; | |
1bbd0b84 | 1026 | SCM_ASSERT (SCM_INUMP (ind), ind, s_bad_ind, FUNC_NAME); |
0f2d19dd JB |
1027 | } |
1028 | SCM_ASRTGO (0 == k, wna); | |
1029 | v = SCM_ARRAY_V (v); | |
1030 | goto tail; | |
1031 | case scm_tc7_bvect: | |
1032 | case scm_tc7_string: | |
1033 | case scm_tc7_byvect: | |
1034 | case scm_tc7_uvect: | |
1035 | case scm_tc7_ivect: | |
1036 | case scm_tc7_fvect: | |
1037 | case scm_tc7_dvect: | |
1038 | case scm_tc7_cvect: | |
1039 | case scm_tc7_svect: | |
5c11cc9d | 1040 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
1041 | case scm_tc7_llvect: |
1042 | #endif | |
1043 | case scm_tc7_vector: | |
95f5b0f5 | 1044 | case scm_tc7_wvect: |
74014c46 DH |
1045 | { |
1046 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (v)); | |
1047 | SCM_ASRTGO (SCM_NULLP (args) && SCM_INUMP (ind), wna); | |
1048 | return SCM_BOOL(pos >= 0 && pos < length); | |
1049 | } | |
0f2d19dd JB |
1050 | } |
1051 | } | |
1bbd0b84 | 1052 | #undef FUNC_NAME |
0f2d19dd JB |
1053 | |
1054 | ||
1bbd0b84 | 1055 | SCM_REGISTER_PROC(s_array_ref, "array-ref", 1, 0, 1, scm_uniform_vector_ref); |
1cc91f1b | 1056 | |
1bbd0b84 | 1057 | |
3b3b36dd | 1058 | SCM_DEFINE (scm_uniform_vector_ref, "uniform-vector-ref", 2, 0, 0, |
1bbd0b84 | 1059 | (SCM v, SCM args), |
ec57ce2e | 1060 | "@deffnx primitive array-ref v . args\n" |
b380b885 | 1061 | "Returns the element at the @code{(index1, index2)} element in @var{array}.") |
1bbd0b84 | 1062 | #define FUNC_NAME s_scm_uniform_vector_ref |
0f2d19dd JB |
1063 | { |
1064 | long pos; | |
0f2d19dd | 1065 | |
35de7ebe | 1066 | if (SCM_IMP (v)) |
0f2d19dd JB |
1067 | { |
1068 | SCM_ASRTGO (SCM_NULLP (args), badarg); | |
1069 | return v; | |
1070 | } | |
1071 | else if (SCM_ARRAYP (v)) | |
0f2d19dd | 1072 | { |
1bbd0b84 | 1073 | pos = scm_aind (v, args, FUNC_NAME); |
0f2d19dd JB |
1074 | v = SCM_ARRAY_V (v); |
1075 | } | |
1076 | else | |
1077 | { | |
74014c46 | 1078 | unsigned long int length; |
0f2d19dd | 1079 | if (SCM_NIMP (args)) |
0f2d19dd | 1080 | { |
1bbd0b84 | 1081 | SCM_ASSERT (SCM_CONSP (args) && SCM_INUMP (SCM_CAR (args)), args, SCM_ARG2, FUNC_NAME); |
0f2d19dd JB |
1082 | pos = SCM_INUM (SCM_CAR (args)); |
1083 | SCM_ASRTGO (SCM_NULLP (SCM_CDR (args)), wna); | |
1084 | } | |
1085 | else | |
1086 | { | |
3b3b36dd | 1087 | SCM_VALIDATE_INUM (2,args); |
0f2d19dd JB |
1088 | pos = SCM_INUM (args); |
1089 | } | |
74014c46 DH |
1090 | length = SCM_INUM (scm_uniform_vector_length (v)); |
1091 | SCM_ASRTGO (pos >= 0 && pos < length, outrng); | |
0f2d19dd | 1092 | } |
74014c46 | 1093 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1094 | { |
1095 | default: | |
1096 | if (SCM_NULLP (args)) | |
1097 | return v; | |
35de7ebe | 1098 | badarg: |
276dd677 DH |
1099 | SCM_WRONG_TYPE_ARG (1, v); |
1100 | /* not reached */ | |
c209c88e GB |
1101 | |
1102 | outrng: | |
1103 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (pos)); | |
1104 | wna: | |
1105 | scm_wrong_num_args (SCM_FUNC_NAME); | |
0f2d19dd JB |
1106 | case scm_tc7_smob: |
1107 | { /* enclosed */ | |
1108 | int k = SCM_ARRAY_NDIM (v); | |
1109 | SCM res = scm_make_ra (k); | |
1110 | SCM_ARRAY_V (res) = SCM_ARRAY_V (v); | |
1111 | SCM_ARRAY_BASE (res) = pos; | |
1112 | while (k--) | |
1113 | { | |
1114 | SCM_ARRAY_DIMS (res)[k].lbnd = SCM_ARRAY_DIMS (v)[k].lbnd; | |
1115 | SCM_ARRAY_DIMS (res)[k].ubnd = SCM_ARRAY_DIMS (v)[k].ubnd; | |
1116 | SCM_ARRAY_DIMS (res)[k].inc = SCM_ARRAY_DIMS (v)[k].inc; | |
1117 | } | |
1118 | return res; | |
1119 | } | |
1120 | case scm_tc7_bvect: | |
c209c88e | 1121 | if (SCM_BITVEC_REF (v, pos)) |
0f2d19dd JB |
1122 | return SCM_BOOL_T; |
1123 | else | |
1124 | return SCM_BOOL_F; | |
1125 | case scm_tc7_string: | |
322ac0c5 | 1126 | return SCM_MAKE_CHAR (SCM_STRING_UCHARS (v)[pos]); |
0f2d19dd | 1127 | case scm_tc7_byvect: |
405aaef9 | 1128 | return SCM_MAKINUM (((char *) SCM_UVECTOR_BASE (v))[pos]); |
0f2d19dd | 1129 | case scm_tc7_uvect: |
fee7ef83 | 1130 | return scm_ulong2num (((unsigned long *) SCM_VELTS (v))[pos]); |
0f2d19dd | 1131 | case scm_tc7_ivect: |
fee7ef83 | 1132 | return scm_long2num(((signed long *) SCM_VELTS (v))[pos]); |
0f2d19dd JB |
1133 | |
1134 | case scm_tc7_svect: | |
4260a7fc | 1135 | return SCM_MAKINUM (((short *) SCM_CELL_WORD_1 (v))[pos]); |
5c11cc9d | 1136 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 1137 | case scm_tc7_llvect: |
4260a7fc | 1138 | return scm_long_long2num (((long_long *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd JB |
1139 | #endif |
1140 | ||
0f2d19dd | 1141 | case scm_tc7_fvect: |
4260a7fc | 1142 | return scm_make_real (((float *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1143 | case scm_tc7_dvect: |
4260a7fc | 1144 | return scm_make_real (((double *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1145 | case scm_tc7_cvect: |
4260a7fc DH |
1146 | return scm_make_complex (((double *) SCM_CELL_WORD_1 (v))[2 * pos], |
1147 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1]); | |
0f2d19dd | 1148 | case scm_tc7_vector: |
95f5b0f5 | 1149 | case scm_tc7_wvect: |
0f2d19dd JB |
1150 | return SCM_VELTS (v)[pos]; |
1151 | } | |
1152 | } | |
1bbd0b84 | 1153 | #undef FUNC_NAME |
0f2d19dd JB |
1154 | |
1155 | /* Internal version of scm_uniform_vector_ref for uves that does no error checking and | |
1156 | tries to recycle conses. (Make *sure* you want them recycled.) */ | |
1cc91f1b | 1157 | |
0f2d19dd | 1158 | SCM |
6e8d25a6 | 1159 | scm_cvref (SCM v, scm_sizet pos, SCM last) |
db4b4ca6 | 1160 | #define FUNC_NAME "scm_cvref" |
0f2d19dd | 1161 | { |
5c11cc9d | 1162 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1163 | { |
1164 | default: | |
db4b4ca6 | 1165 | SCM_WRONG_TYPE_ARG (SCM_ARG1, v); |
0f2d19dd | 1166 | case scm_tc7_bvect: |
c209c88e | 1167 | if (SCM_BITVEC_REF(v,pos)) |
0f2d19dd JB |
1168 | return SCM_BOOL_T; |
1169 | else | |
1170 | return SCM_BOOL_F; | |
1171 | case scm_tc7_string: | |
322ac0c5 | 1172 | return SCM_MAKE_CHAR (SCM_STRING_UCHARS (v)[pos]); |
0f2d19dd | 1173 | case scm_tc7_byvect: |
405aaef9 | 1174 | return SCM_MAKINUM (((char *) SCM_UVECTOR_BASE (v))[pos]); |
0f2d19dd | 1175 | case scm_tc7_uvect: |
fee7ef83 | 1176 | return scm_ulong2num(((unsigned long *) SCM_VELTS (v))[pos]); |
0f2d19dd | 1177 | case scm_tc7_ivect: |
fee7ef83 | 1178 | return scm_long2num(((signed long *) SCM_VELTS (v))[pos]); |
0f2d19dd | 1179 | case scm_tc7_svect: |
4260a7fc | 1180 | return SCM_MAKINUM (((short *) SCM_CELL_WORD_1 (v))[pos]); |
5c11cc9d | 1181 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 1182 | case scm_tc7_llvect: |
4260a7fc | 1183 | return scm_long_long2num (((long_long *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1184 | #endif |
0f2d19dd | 1185 | case scm_tc7_fvect: |
fee7ef83 | 1186 | if (SCM_NIMP (last) && !SCM_EQ_P (last, scm_flo0) && SCM_SLOPPY_REALP (last)) |
0f2d19dd | 1187 | { |
4260a7fc | 1188 | SCM_REAL_VALUE (last) = ((float *) SCM_CELL_WORD_1 (v))[pos]; |
0f2d19dd JB |
1189 | return last; |
1190 | } | |
4260a7fc | 1191 | return scm_make_real (((float *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1192 | case scm_tc7_dvect: |
fee7ef83 | 1193 | if (SCM_NIMP (last) && !SCM_EQ_P (last, scm_flo0) && SCM_SLOPPY_REALP (last)) |
0f2d19dd | 1194 | { |
4260a7fc | 1195 | SCM_REAL_VALUE (last) = ((double *) SCM_CELL_WORD_1 (v))[pos]; |
0f2d19dd JB |
1196 | return last; |
1197 | } | |
4260a7fc | 1198 | return scm_make_real (((double *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1199 | case scm_tc7_cvect: |
bc86da5d | 1200 | if (SCM_NIMP (last) && SCM_SLOPPY_COMPLEXP (last)) |
0f2d19dd | 1201 | { |
4260a7fc DH |
1202 | SCM_COMPLEX_REAL (last) = ((double *) SCM_CELL_WORD_1 (v))[2 * pos]; |
1203 | SCM_COMPLEX_IMAG (last) = ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1]; | |
0f2d19dd JB |
1204 | return last; |
1205 | } | |
4260a7fc DH |
1206 | return scm_make_complex (((double *) SCM_CELL_WORD_1 (v))[2 * pos], |
1207 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1]); | |
0f2d19dd | 1208 | case scm_tc7_vector: |
95f5b0f5 | 1209 | case scm_tc7_wvect: |
0f2d19dd JB |
1210 | return SCM_VELTS (v)[pos]; |
1211 | case scm_tc7_smob: | |
1212 | { /* enclosed scm_array */ | |
1213 | int k = SCM_ARRAY_NDIM (v); | |
1214 | SCM res = scm_make_ra (k); | |
1215 | SCM_ARRAY_V (res) = SCM_ARRAY_V (v); | |
1216 | SCM_ARRAY_BASE (res) = pos; | |
1217 | while (k--) | |
1218 | { | |
1219 | SCM_ARRAY_DIMS (res)[k].ubnd = SCM_ARRAY_DIMS (v)[k].ubnd; | |
1220 | SCM_ARRAY_DIMS (res)[k].lbnd = SCM_ARRAY_DIMS (v)[k].lbnd; | |
1221 | SCM_ARRAY_DIMS (res)[k].inc = SCM_ARRAY_DIMS (v)[k].inc; | |
1222 | } | |
1223 | return res; | |
1224 | } | |
1225 | } | |
1226 | } | |
db4b4ca6 DH |
1227 | #undef FUNC_NAME |
1228 | ||
0f2d19dd | 1229 | |
1bbd0b84 GB |
1230 | SCM_REGISTER_PROC(s_uniform_array_set1_x, "uniform-array-set1!", 3, 0, 0, scm_array_set_x); |
1231 | ||
1cc91f1b | 1232 | |
0aa0871f GH |
1233 | /* Note that args may be a list or an immediate object, depending which |
1234 | PROC is used (and it's called from C too). */ | |
3b3b36dd | 1235 | SCM_DEFINE (scm_array_set_x, "array-set!", 2, 0, 1, |
1bbd0b84 | 1236 | (SCM v, SCM obj, SCM args), |
ec57ce2e | 1237 | "@deffnx primitive uniform-array-set1! v obj args\n" |
b380b885 MD |
1238 | "Sets the element at the @code{(index1, index2)} element in @var{array} to\n" |
1239 | "@var{new-value}. The value returned by array-set! is unspecified.") | |
1bbd0b84 | 1240 | #define FUNC_NAME s_scm_array_set_x |
0f2d19dd | 1241 | { |
f3667f52 | 1242 | long pos = 0; |
0f2d19dd JB |
1243 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
1244 | if (SCM_ARRAYP (v)) | |
0f2d19dd | 1245 | { |
1bbd0b84 | 1246 | pos = scm_aind (v, args, FUNC_NAME); |
0f2d19dd JB |
1247 | v = SCM_ARRAY_V (v); |
1248 | } | |
1249 | else | |
1250 | { | |
74014c46 | 1251 | unsigned long int length; |
0f2d19dd | 1252 | if (SCM_NIMP (args)) |
0f2d19dd | 1253 | { |
0aa0871f | 1254 | SCM_ASSERT (SCM_CONSP(args) && SCM_INUMP (SCM_CAR (args)), args, |
1bbd0b84 | 1255 | SCM_ARG3, FUNC_NAME); |
0f2d19dd | 1256 | SCM_ASRTGO (SCM_NULLP (SCM_CDR (args)), wna); |
0aa0871f | 1257 | pos = SCM_INUM (SCM_CAR (args)); |
0f2d19dd JB |
1258 | } |
1259 | else | |
1260 | { | |
3b3b36dd | 1261 | SCM_VALIDATE_INUM_COPY (3,args,pos); |
0f2d19dd | 1262 | } |
74014c46 DH |
1263 | length = SCM_INUM (scm_uniform_vector_length (v)); |
1264 | SCM_ASRTGO (pos >= 0 && pos < length, outrng); | |
0f2d19dd JB |
1265 | } |
1266 | switch (SCM_TYP7 (v)) | |
1267 | { | |
35de7ebe | 1268 | default: badarg1: |
276dd677 DH |
1269 | SCM_WRONG_TYPE_ARG (1, v); |
1270 | /* not reached */ | |
c209c88e GB |
1271 | outrng: |
1272 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (pos)); | |
1273 | wna: | |
1274 | scm_wrong_num_args (SCM_FUNC_NAME); | |
0f2d19dd JB |
1275 | case scm_tc7_smob: /* enclosed */ |
1276 | goto badarg1; | |
1277 | case scm_tc7_bvect: | |
4260a7fc | 1278 | if (SCM_FALSEP (obj)) |
c209c88e | 1279 | SCM_BITVEC_CLR(v,pos); |
9a09deb1 | 1280 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) |
c209c88e | 1281 | SCM_BITVEC_SET(v,pos); |
0f2d19dd | 1282 | else |
276dd677 | 1283 | badobj:SCM_WRONG_TYPE_ARG (2, obj); |
0f2d19dd JB |
1284 | break; |
1285 | case scm_tc7_string: | |
7866a09b | 1286 | SCM_ASRTGO (SCM_CHARP (obj), badobj); |
322ac0c5 | 1287 | SCM_STRING_UCHARS (v)[pos] = SCM_CHAR (obj); |
0f2d19dd JB |
1288 | break; |
1289 | case scm_tc7_byvect: | |
7866a09b GB |
1290 | if (SCM_CHARP (obj)) |
1291 | obj = SCM_MAKINUM ((char) SCM_CHAR (obj)); | |
0aa0871f | 1292 | SCM_ASRTGO (SCM_INUMP (obj), badobj); |
405aaef9 | 1293 | ((char *) SCM_UVECTOR_BASE (v))[pos] = SCM_INUM (obj); |
0f2d19dd | 1294 | break; |
1bbd0b84 | 1295 | case scm_tc7_uvect: |
f1267706 | 1296 | SCM_VELTS(v)[pos] = SCM_PACK (scm_num2ulong(obj, (char *)SCM_ARG2, FUNC_NAME)); |
c209c88e | 1297 | break; |
1bbd0b84 | 1298 | case scm_tc7_ivect: |
f1267706 | 1299 | SCM_VELTS(v)[pos] = SCM_PACK (scm_num2long(obj, (char *)SCM_ARG2, FUNC_NAME)); |
c209c88e | 1300 | break; |
0f2d19dd | 1301 | case scm_tc7_svect: |
0aa0871f | 1302 | SCM_ASRTGO (SCM_INUMP (obj), badobj); |
4260a7fc | 1303 | ((short *) SCM_CELL_WORD_1 (v))[pos] = SCM_INUM (obj); |
0f2d19dd | 1304 | break; |
5c11cc9d | 1305 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 1306 | case scm_tc7_llvect: |
4260a7fc | 1307 | ((long_long *) SCM_CELL_WORD_1 (v))[pos] = scm_num2long_long (obj, (char *)SCM_ARG2, FUNC_NAME); |
0f2d19dd JB |
1308 | break; |
1309 | #endif | |
1310 | ||
1311 | ||
0f2d19dd | 1312 | case scm_tc7_fvect: |
4260a7fc | 1313 | ((float *) SCM_CELL_WORD_1 (v))[pos] = (float) scm_num2dbl (obj, FUNC_NAME); |
0f2d19dd | 1314 | break; |
0f2d19dd | 1315 | case scm_tc7_dvect: |
4260a7fc | 1316 | ((double *) SCM_CELL_WORD_1 (v))[pos] = scm_num2dbl (obj, FUNC_NAME); |
0f2d19dd JB |
1317 | break; |
1318 | case scm_tc7_cvect: | |
eb42e2f0 DH |
1319 | SCM_ASRTGO (SCM_INEXACTP (obj), badobj); |
1320 | if (SCM_REALP (obj)) { | |
1321 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos] = SCM_REAL_VALUE (obj); | |
1322 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1] = 0.0; | |
1323 | } else { | |
1324 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos] = SCM_COMPLEX_REAL (obj); | |
1325 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1] = SCM_COMPLEX_IMAG (obj); | |
1326 | } | |
0f2d19dd | 1327 | break; |
0f2d19dd | 1328 | case scm_tc7_vector: |
95f5b0f5 | 1329 | case scm_tc7_wvect: |
0f2d19dd JB |
1330 | SCM_VELTS (v)[pos] = obj; |
1331 | break; | |
1332 | } | |
1333 | return SCM_UNSPECIFIED; | |
1334 | } | |
1bbd0b84 | 1335 | #undef FUNC_NAME |
0f2d19dd | 1336 | |
1d7bdb25 GH |
1337 | /* attempts to unroll an array into a one-dimensional array. |
1338 | returns the unrolled array or #f if it can't be done. */ | |
1bbd0b84 | 1339 | /* if strict is not SCM_UNDEFINED, return #f if returned array |
1d7bdb25 | 1340 | wouldn't have contiguous elements. */ |
3b3b36dd | 1341 | SCM_DEFINE (scm_array_contents, "array-contents", 1, 1, 0, |
1bbd0b84 | 1342 | (SCM ra, SCM strict), |
b380b885 MD |
1343 | "@deffnx primitive array-contents array strict\n" |
1344 | "If @var{array} may be @dfn{unrolled} into a one dimensional shared array\n" | |
1345 | "without changing their order (last subscript changing fastest), then\n" | |
1346 | "@code{array-contents} returns that shared array, otherwise it returns\n" | |
1347 | "@code{#f}. All arrays made by @var{make-array} and\n" | |
1348 | "@var{make-uniform-array} may be unrolled, some arrays made by\n" | |
1349 | "@var{make-shared-array} may not be.\n\n" | |
1350 | "If the optional argument @var{strict} is provided, a shared array will\n" | |
1351 | "be returned only if its elements are stored internally contiguous in\n" | |
1352 | "memory.") | |
1bbd0b84 | 1353 | #define FUNC_NAME s_scm_array_contents |
0f2d19dd JB |
1354 | { |
1355 | SCM sra; | |
1356 | if (SCM_IMP (ra)) | |
f3667f52 | 1357 | return SCM_BOOL_F; |
5c11cc9d | 1358 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
1359 | { |
1360 | default: | |
1361 | return SCM_BOOL_F; | |
1362 | case scm_tc7_vector: | |
95f5b0f5 | 1363 | case scm_tc7_wvect: |
0f2d19dd JB |
1364 | case scm_tc7_string: |
1365 | case scm_tc7_bvect: | |
1366 | case scm_tc7_byvect: | |
1367 | case scm_tc7_uvect: | |
1368 | case scm_tc7_ivect: | |
1369 | case scm_tc7_fvect: | |
1370 | case scm_tc7_dvect: | |
1371 | case scm_tc7_cvect: | |
1372 | case scm_tc7_svect: | |
5c11cc9d | 1373 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
1374 | case scm_tc7_llvect: |
1375 | #endif | |
1376 | return ra; | |
1377 | case scm_tc7_smob: | |
1378 | { | |
1379 | scm_sizet k, ndim = SCM_ARRAY_NDIM (ra), len = 1; | |
1380 | if (!SCM_ARRAYP (ra) || !SCM_ARRAY_CONTP (ra)) | |
1381 | return SCM_BOOL_F; | |
1382 | for (k = 0; k < ndim; k++) | |
1383 | len *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1384 | if (!SCM_UNBNDP (strict)) | |
1385 | { | |
0f2d19dd JB |
1386 | if (ndim && (1 != SCM_ARRAY_DIMS (ra)[ndim - 1].inc)) |
1387 | return SCM_BOOL_F; | |
1388 | if (scm_tc7_bvect == SCM_TYP7 (SCM_ARRAY_V (ra))) | |
1389 | { | |
74014c46 | 1390 | if (len != SCM_BITVECTOR_LENGTH (SCM_ARRAY_V (ra)) || |
0f2d19dd JB |
1391 | SCM_ARRAY_BASE (ra) % SCM_LONG_BIT || |
1392 | len % SCM_LONG_BIT) | |
1393 | return SCM_BOOL_F; | |
1394 | } | |
1395 | } | |
74014c46 DH |
1396 | |
1397 | { | |
1398 | SCM v = SCM_ARRAY_V (ra); | |
1399 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (v)); | |
1400 | if ((len == length) && 0 == SCM_ARRAY_BASE (ra) && SCM_ARRAY_DIMS (ra)->inc) | |
1401 | return v; | |
1402 | } | |
1403 | ||
0f2d19dd JB |
1404 | sra = scm_make_ra (1); |
1405 | SCM_ARRAY_DIMS (sra)->lbnd = 0; | |
1406 | SCM_ARRAY_DIMS (sra)->ubnd = len - 1; | |
1407 | SCM_ARRAY_V (sra) = SCM_ARRAY_V (ra); | |
1408 | SCM_ARRAY_BASE (sra) = SCM_ARRAY_BASE (ra); | |
1409 | SCM_ARRAY_DIMS (sra)->inc = (ndim ? SCM_ARRAY_DIMS (ra)[ndim - 1].inc : 1); | |
1410 | return sra; | |
1411 | } | |
1412 | } | |
1413 | } | |
1bbd0b84 | 1414 | #undef FUNC_NAME |
0f2d19dd | 1415 | |
1cc91f1b | 1416 | |
0f2d19dd | 1417 | SCM |
6e8d25a6 | 1418 | scm_ra2contig (SCM ra, int copy) |
0f2d19dd JB |
1419 | { |
1420 | SCM ret; | |
1421 | long inc = 1; | |
1422 | scm_sizet k, len = 1; | |
1423 | for (k = SCM_ARRAY_NDIM (ra); k--;) | |
1424 | len *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1425 | k = SCM_ARRAY_NDIM (ra); | |
1426 | if (SCM_ARRAY_CONTP (ra) && ((0 == k) || (1 == SCM_ARRAY_DIMS (ra)[k - 1].inc))) | |
1427 | { | |
74014c46 | 1428 | if (scm_tc7_bvect != SCM_TYP7 (SCM_ARRAY_V (ra))) |
0f2d19dd | 1429 | return ra; |
74014c46 | 1430 | if ((len == SCM_BITVECTOR_LENGTH (SCM_ARRAY_V (ra)) && |
0f2d19dd JB |
1431 | 0 == SCM_ARRAY_BASE (ra) % SCM_LONG_BIT && |
1432 | 0 == len % SCM_LONG_BIT)) | |
1433 | return ra; | |
1434 | } | |
1435 | ret = scm_make_ra (k); | |
1436 | SCM_ARRAY_BASE (ret) = 0; | |
1437 | while (k--) | |
1438 | { | |
1439 | SCM_ARRAY_DIMS (ret)[k].lbnd = SCM_ARRAY_DIMS (ra)[k].lbnd; | |
1440 | SCM_ARRAY_DIMS (ret)[k].ubnd = SCM_ARRAY_DIMS (ra)[k].ubnd; | |
1441 | SCM_ARRAY_DIMS (ret)[k].inc = inc; | |
1442 | inc *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1443 | } | |
1444 | SCM_ARRAY_V (ret) = scm_make_uve ((inc - 1), scm_array_prototype (ra)); | |
1445 | if (copy) | |
1446 | scm_array_copy_x (ra, ret); | |
1447 | return ret; | |
1448 | } | |
1449 | ||
1450 | ||
1451 | ||
3b3b36dd | 1452 | SCM_DEFINE (scm_uniform_array_read_x, "uniform-array-read!", 1, 3, 0, |
1bbd0b84 | 1453 | (SCM ra, SCM port_or_fd, SCM start, SCM end), |
b380b885 MD |
1454 | "@deffnx primitive uniform-vector-read! uve [port-or-fdes] [start] [end]\n" |
1455 | "Attempts to read all elements of @var{ura}, in lexicographic order, as\n" | |
1456 | "binary objects from @var{port-or-fdes}.\n" | |
1457 | "If an end of file is encountered during\n" | |
1458 | "uniform-array-read! the objects up to that point only are put into @var{ura}\n" | |
1459 | "(starting at the beginning) and the remainder of the array is\n" | |
1460 | "unchanged.\n\n" | |
1461 | "The optional arguments @var{start} and @var{end} allow\n" | |
1462 | "a specified region of a vector (or linearized array) to be read,\n" | |
1463 | "leaving the remainder of the vector unchanged.\n\n" | |
1464 | "@code{uniform-array-read!} returns the number of objects read.\n" | |
1465 | "@var{port-or-fdes} may be omitted, in which case it defaults to the value\n" | |
1466 | "returned by @code{(current-input-port)}.") | |
1bbd0b84 | 1467 | #define FUNC_NAME s_scm_uniform_array_read_x |
0f2d19dd | 1468 | { |
35de7ebe | 1469 | SCM cra = SCM_UNDEFINED, v = ra; |
3d8d56df | 1470 | long sz, vlen, ans; |
1146b6cd GH |
1471 | long cstart = 0; |
1472 | long cend; | |
1473 | long offset = 0; | |
405aaef9 | 1474 | char *base; |
35de7ebe | 1475 | |
0f2d19dd | 1476 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
3d8d56df GH |
1477 | if (SCM_UNBNDP (port_or_fd)) |
1478 | port_or_fd = scm_cur_inp; | |
1479 | else | |
1480 | SCM_ASSERT (SCM_INUMP (port_or_fd) | |
0c95b57d | 1481 | || (SCM_OPINPORTP (port_or_fd)), |
1bbd0b84 | 1482 | port_or_fd, SCM_ARG2, FUNC_NAME); |
74014c46 | 1483 | vlen = SCM_INUM (scm_uniform_vector_length (v)); |
35de7ebe | 1484 | |
0f2d19dd | 1485 | loop: |
35de7ebe | 1486 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1487 | { |
1488 | default: | |
276dd677 | 1489 | badarg1:SCM_WRONG_TYPE_ARG (SCM_ARG1, v); |
0f2d19dd JB |
1490 | case scm_tc7_smob: |
1491 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
1492 | cra = scm_ra2contig (ra, 0); | |
1146b6cd | 1493 | cstart += SCM_ARRAY_BASE (cra); |
3d8d56df | 1494 | vlen = SCM_ARRAY_DIMS (cra)->inc * |
0f2d19dd JB |
1495 | (SCM_ARRAY_DIMS (cra)->ubnd - SCM_ARRAY_DIMS (cra)->lbnd + 1); |
1496 | v = SCM_ARRAY_V (cra); | |
1497 | goto loop; | |
1498 | case scm_tc7_string: | |
74014c46 | 1499 | base = SCM_STRING_CHARS (v); |
0f2d19dd JB |
1500 | sz = sizeof (char); |
1501 | break; | |
1502 | case scm_tc7_bvect: | |
74014c46 | 1503 | base = (char *) SCM_BITVECTOR_BASE (v); |
3d8d56df | 1504 | vlen = (vlen + SCM_LONG_BIT - 1) / SCM_LONG_BIT; |
1146b6cd | 1505 | cstart /= SCM_LONG_BIT; |
74014c46 DH |
1506 | sz = sizeof (long); |
1507 | break; | |
1508 | case scm_tc7_byvect: | |
1509 | base = (char *) SCM_UVECTOR_BASE (v); | |
1510 | sz = sizeof (char); | |
1511 | break; | |
0f2d19dd JB |
1512 | case scm_tc7_uvect: |
1513 | case scm_tc7_ivect: | |
74014c46 | 1514 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1515 | sz = sizeof (long); |
1516 | break; | |
1517 | case scm_tc7_svect: | |
74014c46 | 1518 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1519 | sz = sizeof (short); |
1520 | break; | |
5c11cc9d | 1521 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 1522 | case scm_tc7_llvect: |
74014c46 | 1523 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1524 | sz = sizeof (long_long); |
1525 | break; | |
1526 | #endif | |
0f2d19dd | 1527 | case scm_tc7_fvect: |
74014c46 | 1528 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1529 | sz = sizeof (float); |
1530 | break; | |
0f2d19dd | 1531 | case scm_tc7_dvect: |
74014c46 | 1532 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1533 | sz = sizeof (double); |
1534 | break; | |
1535 | case scm_tc7_cvect: | |
74014c46 | 1536 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1537 | sz = 2 * sizeof (double); |
1538 | break; | |
0f2d19dd | 1539 | } |
405aaef9 | 1540 | |
1146b6cd GH |
1541 | cend = vlen; |
1542 | if (!SCM_UNBNDP (start)) | |
3d8d56df | 1543 | { |
1146b6cd | 1544 | offset = |
4638e087 | 1545 | SCM_NUM2LONG (3, start); |
35de7ebe | 1546 | |
1146b6cd | 1547 | if (offset < 0 || offset >= cend) |
1bbd0b84 | 1548 | scm_out_of_range (FUNC_NAME, start); |
1146b6cd GH |
1549 | |
1550 | if (!SCM_UNBNDP (end)) | |
1551 | { | |
1552 | long tend = | |
4638e087 | 1553 | SCM_NUM2LONG (4, end); |
3d8d56df | 1554 | |
1146b6cd | 1555 | if (tend <= offset || tend > cend) |
1bbd0b84 | 1556 | scm_out_of_range (FUNC_NAME, end); |
1146b6cd GH |
1557 | cend = tend; |
1558 | } | |
0f2d19dd | 1559 | } |
35de7ebe | 1560 | |
3d8d56df GH |
1561 | if (SCM_NIMP (port_or_fd)) |
1562 | { | |
6c951427 GH |
1563 | scm_port *pt = SCM_PTAB_ENTRY (port_or_fd); |
1564 | int remaining = (cend - offset) * sz; | |
405aaef9 | 1565 | char *dest = base + (cstart + offset) * sz; |
6c951427 GH |
1566 | |
1567 | if (pt->rw_active == SCM_PORT_WRITE) | |
affc96b5 | 1568 | scm_flush (port_or_fd); |
6c951427 GH |
1569 | |
1570 | ans = cend - offset; | |
1571 | while (remaining > 0) | |
3d8d56df | 1572 | { |
6c951427 GH |
1573 | if (pt->read_pos < pt->read_end) |
1574 | { | |
1575 | int to_copy = min (pt->read_end - pt->read_pos, | |
1576 | remaining); | |
1577 | ||
1578 | memcpy (dest, pt->read_pos, to_copy); | |
1579 | pt->read_pos += to_copy; | |
1580 | remaining -= to_copy; | |
1581 | dest += to_copy; | |
1582 | } | |
1583 | else | |
1584 | { | |
affc96b5 | 1585 | if (scm_fill_input (port_or_fd) == EOF) |
6c951427 GH |
1586 | { |
1587 | if (remaining % sz != 0) | |
1588 | { | |
5d2d2ffc | 1589 | SCM_MISC_ERROR ("unexpected EOF", SCM_EOL); |
6c951427 GH |
1590 | } |
1591 | ans -= remaining / sz; | |
1592 | break; | |
1593 | } | |
6c951427 | 1594 | } |
3d8d56df | 1595 | } |
6c951427 GH |
1596 | |
1597 | if (pt->rw_random) | |
1598 | pt->rw_active = SCM_PORT_READ; | |
3d8d56df GH |
1599 | } |
1600 | else /* file descriptor. */ | |
1601 | { | |
1602 | SCM_SYSCALL (ans = read (SCM_INUM (port_or_fd), | |
405aaef9 | 1603 | base + (cstart + offset) * sz, |
1146b6cd | 1604 | (scm_sizet) (sz * (cend - offset)))); |
3d8d56df | 1605 | if (ans == -1) |
1bbd0b84 | 1606 | SCM_SYSERROR; |
3d8d56df | 1607 | } |
0f2d19dd JB |
1608 | if (SCM_TYP7 (v) == scm_tc7_bvect) |
1609 | ans *= SCM_LONG_BIT; | |
35de7ebe | 1610 | |
fee7ef83 | 1611 | if (!SCM_EQ_P (v, ra) && !SCM_EQ_P (cra, ra)) |
0f2d19dd | 1612 | scm_array_copy_x (cra, ra); |
35de7ebe | 1613 | |
0f2d19dd JB |
1614 | return SCM_MAKINUM (ans); |
1615 | } | |
1bbd0b84 | 1616 | #undef FUNC_NAME |
0f2d19dd | 1617 | |
3b3b36dd | 1618 | SCM_DEFINE (scm_uniform_array_write, "uniform-array-write", 1, 3, 0, |
1bbd0b84 | 1619 | (SCM v, SCM port_or_fd, SCM start, SCM end), |
b380b885 MD |
1620 | "@deffnx primitive uniform-vector-write uve [port-or-fdes] [start] [end]\n" |
1621 | "Writes all elements of @var{ura} as binary objects to\n" | |
1622 | "@var{port-or-fdes}.\n\n" | |
1623 | "The optional arguments @var{start}\n" | |
1624 | "and @var{end} allow\n" | |
1625 | "a specified region of a vector (or linearized array) to be written.\n\n" | |
1626 | "The number of objects actually written is returned. \n" | |
1627 | "@var{port-or-fdes} may be\n" | |
1628 | "omitted, in which case it defaults to the value returned by\n" | |
1629 | "@code{(current-output-port)}.") | |
1bbd0b84 | 1630 | #define FUNC_NAME s_scm_uniform_array_write |
0f2d19dd | 1631 | { |
3d8d56df | 1632 | long sz, vlen, ans; |
1146b6cd GH |
1633 | long offset = 0; |
1634 | long cstart = 0; | |
1635 | long cend; | |
405aaef9 | 1636 | char *base; |
3d8d56df | 1637 | |
78446828 MV |
1638 | port_or_fd = SCM_COERCE_OUTPORT (port_or_fd); |
1639 | ||
0f2d19dd | 1640 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
3d8d56df GH |
1641 | if (SCM_UNBNDP (port_or_fd)) |
1642 | port_or_fd = scm_cur_outp; | |
1643 | else | |
1644 | SCM_ASSERT (SCM_INUMP (port_or_fd) | |
0c95b57d | 1645 | || (SCM_OPOUTPORTP (port_or_fd)), |
1bbd0b84 | 1646 | port_or_fd, SCM_ARG2, FUNC_NAME); |
74014c46 | 1647 | vlen = SCM_INUM (scm_uniform_vector_length (v)); |
3d8d56df | 1648 | |
0f2d19dd | 1649 | loop: |
3d8d56df | 1650 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1651 | { |
1652 | default: | |
276dd677 | 1653 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
0f2d19dd JB |
1654 | case scm_tc7_smob: |
1655 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
1656 | v = scm_ra2contig (v, 1); | |
1146b6cd | 1657 | cstart = SCM_ARRAY_BASE (v); |
3d8d56df GH |
1658 | vlen = SCM_ARRAY_DIMS (v)->inc |
1659 | * (SCM_ARRAY_DIMS (v)->ubnd - SCM_ARRAY_DIMS (v)->lbnd + 1); | |
0f2d19dd JB |
1660 | v = SCM_ARRAY_V (v); |
1661 | goto loop; | |
0f2d19dd | 1662 | case scm_tc7_string: |
74014c46 | 1663 | base = SCM_STRING_CHARS (v); |
0f2d19dd JB |
1664 | sz = sizeof (char); |
1665 | break; | |
1666 | case scm_tc7_bvect: | |
74014c46 | 1667 | base = (char *) SCM_BITVECTOR_BASE (v); |
3d8d56df | 1668 | vlen = (vlen + SCM_LONG_BIT - 1) / SCM_LONG_BIT; |
1146b6cd | 1669 | cstart /= SCM_LONG_BIT; |
74014c46 DH |
1670 | sz = sizeof (long); |
1671 | break; | |
1672 | case scm_tc7_byvect: | |
1673 | base = (char *) SCM_UVECTOR_BASE (v); | |
1674 | sz = sizeof (char); | |
1675 | break; | |
0f2d19dd JB |
1676 | case scm_tc7_uvect: |
1677 | case scm_tc7_ivect: | |
74014c46 | 1678 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1679 | sz = sizeof (long); |
1680 | break; | |
1681 | case scm_tc7_svect: | |
74014c46 | 1682 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1683 | sz = sizeof (short); |
1684 | break; | |
5c11cc9d | 1685 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 1686 | case scm_tc7_llvect: |
74014c46 | 1687 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1688 | sz = sizeof (long_long); |
1689 | break; | |
1690 | #endif | |
0f2d19dd | 1691 | case scm_tc7_fvect: |
74014c46 | 1692 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1693 | sz = sizeof (float); |
1694 | break; | |
0f2d19dd | 1695 | case scm_tc7_dvect: |
74014c46 | 1696 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1697 | sz = sizeof (double); |
1698 | break; | |
1699 | case scm_tc7_cvect: | |
74014c46 | 1700 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1701 | sz = 2 * sizeof (double); |
1702 | break; | |
0f2d19dd | 1703 | } |
3d8d56df | 1704 | |
1146b6cd GH |
1705 | cend = vlen; |
1706 | if (!SCM_UNBNDP (start)) | |
3d8d56df | 1707 | { |
1146b6cd | 1708 | offset = |
4638e087 | 1709 | SCM_NUM2LONG (3, start); |
3d8d56df | 1710 | |
1146b6cd | 1711 | if (offset < 0 || offset >= cend) |
1bbd0b84 | 1712 | scm_out_of_range (FUNC_NAME, start); |
1146b6cd GH |
1713 | |
1714 | if (!SCM_UNBNDP (end)) | |
1715 | { | |
1716 | long tend = | |
4638e087 | 1717 | SCM_NUM2LONG (4, end); |
3d8d56df | 1718 | |
1146b6cd | 1719 | if (tend <= offset || tend > cend) |
1bbd0b84 | 1720 | scm_out_of_range (FUNC_NAME, end); |
1146b6cd GH |
1721 | cend = tend; |
1722 | } | |
3d8d56df GH |
1723 | } |
1724 | ||
1725 | if (SCM_NIMP (port_or_fd)) | |
1726 | { | |
405aaef9 | 1727 | char *source = base + (cstart + offset) * sz; |
6c951427 GH |
1728 | |
1729 | ans = cend - offset; | |
265e6a4d | 1730 | scm_lfwrite (source, ans * sz, port_or_fd); |
3d8d56df GH |
1731 | } |
1732 | else /* file descriptor. */ | |
1733 | { | |
1734 | SCM_SYSCALL (ans = write (SCM_INUM (port_or_fd), | |
405aaef9 | 1735 | base + (cstart + offset) * sz, |
1146b6cd | 1736 | (scm_sizet) (sz * (cend - offset)))); |
3d8d56df | 1737 | if (ans == -1) |
1bbd0b84 | 1738 | SCM_SYSERROR; |
3d8d56df | 1739 | } |
0f2d19dd JB |
1740 | if (SCM_TYP7 (v) == scm_tc7_bvect) |
1741 | ans *= SCM_LONG_BIT; | |
3d8d56df | 1742 | |
0f2d19dd JB |
1743 | return SCM_MAKINUM (ans); |
1744 | } | |
1bbd0b84 | 1745 | #undef FUNC_NAME |
0f2d19dd JB |
1746 | |
1747 | ||
1748 | static char cnt_tab[16] = | |
1749 | {0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4}; | |
1750 | ||
3b3b36dd | 1751 | SCM_DEFINE (scm_bit_count, "bit-count", 2, 0, 0, |
c7eb8761 MG |
1752 | (SCM b, SCM bitvector), |
1753 | "Returns the number of occurrences of the boolean @var{b} in\n" | |
1754 | "@var{bitvector}.") | |
1bbd0b84 | 1755 | #define FUNC_NAME s_scm_bit_count |
0f2d19dd | 1756 | { |
44e47754 | 1757 | SCM_VALIDATE_BOOL (1, b); |
74014c46 DH |
1758 | SCM_ASSERT (SCM_BITVECTOR_P (bitvector), bitvector, 2, FUNC_NAME); |
1759 | if (SCM_BITVECTOR_LENGTH (bitvector) == 0) { | |
44e47754 DH |
1760 | return SCM_INUM0; |
1761 | } else { | |
1762 | unsigned long int count = 0; | |
74014c46 | 1763 | unsigned long int i = (SCM_BITVECTOR_LENGTH (bitvector) - 1) / SCM_LONG_BIT; |
44e47754 DH |
1764 | unsigned long int w = SCM_UNPACK (SCM_VELTS (bitvector)[i]); |
1765 | if (SCM_FALSEP (b)) { | |
1766 | w = ~w; | |
1767 | }; | |
74014c46 | 1768 | w <<= SCM_LONG_BIT - 1 - ((SCM_BITVECTOR_LENGTH (bitvector) - 1) % SCM_LONG_BIT); |
44e47754 DH |
1769 | while (1) { |
1770 | while (w) { | |
1771 | count += cnt_tab[w & 0x0f]; | |
1772 | w >>= 4; | |
1773 | } | |
1774 | if (i == 0) { | |
1775 | return SCM_MAKINUM (count); | |
1776 | } else { | |
1777 | --i; | |
1778 | w = SCM_UNPACK (SCM_VELTS (bitvector)[i]); | |
1779 | if (SCM_FALSEP (b)) { | |
1780 | w = ~w; | |
0f2d19dd | 1781 | } |
44e47754 | 1782 | } |
0f2d19dd | 1783 | } |
44e47754 | 1784 | } |
0f2d19dd | 1785 | } |
1bbd0b84 | 1786 | #undef FUNC_NAME |
0f2d19dd JB |
1787 | |
1788 | ||
3b3b36dd | 1789 | SCM_DEFINE (scm_bit_position, "bit-position", 3, 0, 0, |
1bbd0b84 | 1790 | (SCM item, SCM v, SCM k), |
b380b885 MD |
1791 | "Returns the minimum index of an occurrence of @var{bool} in @var{bv}\n" |
1792 | "which is at least @var{k}. If no @var{bool} occurs within the specified\n" | |
1793 | "range @code{#f} is returned.") | |
1bbd0b84 | 1794 | #define FUNC_NAME s_scm_bit_position |
0f2d19dd | 1795 | { |
1bbd0b84 | 1796 | long i, lenw, xbits, pos; |
0f2d19dd | 1797 | register unsigned long w; |
74014c46 DH |
1798 | |
1799 | SCM_VALIDATE_BOOL (1, item); | |
1800 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG2, FUNC_NAME); | |
3b3b36dd | 1801 | SCM_VALIDATE_INUM_COPY (3,k,pos); |
74014c46 DH |
1802 | SCM_ASSERT_RANGE (3, k, (pos <= SCM_BITVECTOR_LENGTH (v)) && (pos >= 0)); |
1803 | ||
1804 | if (pos == SCM_BITVECTOR_LENGTH (v)) | |
0f2d19dd | 1805 | return SCM_BOOL_F; |
74014c46 DH |
1806 | |
1807 | lenw = (SCM_BITVECTOR_LENGTH (v) - 1) / SCM_LONG_BIT; /* watch for part words */ | |
1808 | i = pos / SCM_LONG_BIT; | |
1809 | w = SCM_UNPACK (SCM_VELTS (v)[i]); | |
1810 | if (SCM_FALSEP (item)) | |
1811 | w = ~w; | |
1812 | xbits = (pos % SCM_LONG_BIT); | |
1813 | pos -= xbits; | |
1814 | w = ((w >> xbits) << xbits); | |
1815 | xbits = SCM_LONG_BIT - 1 - (SCM_BITVECTOR_LENGTH (v) - 1) % SCM_LONG_BIT; | |
1816 | while (!0) | |
1817 | { | |
1818 | if (w && (i == lenw)) | |
1819 | w = ((w << xbits) >> xbits); | |
1820 | if (w) | |
1821 | while (w) | |
1822 | switch (w & 0x0f) | |
1823 | { | |
1824 | default: | |
1825 | return SCM_MAKINUM (pos); | |
1826 | case 2: | |
1827 | case 6: | |
1828 | case 10: | |
1829 | case 14: | |
1830 | return SCM_MAKINUM (pos + 1); | |
1831 | case 4: | |
1832 | case 12: | |
1833 | return SCM_MAKINUM (pos + 2); | |
1834 | case 8: | |
1835 | return SCM_MAKINUM (pos + 3); | |
1836 | case 0: | |
1837 | pos += 4; | |
1838 | w >>= 4; | |
1839 | } | |
1840 | if (++i > lenw) | |
1841 | break; | |
1842 | pos += SCM_LONG_BIT; | |
f1267706 | 1843 | w = SCM_UNPACK (SCM_VELTS (v)[i]); |
0f2d19dd JB |
1844 | if (SCM_FALSEP (item)) |
1845 | w = ~w; | |
0f2d19dd | 1846 | } |
74014c46 | 1847 | return SCM_BOOL_F; |
0f2d19dd | 1848 | } |
1bbd0b84 | 1849 | #undef FUNC_NAME |
0f2d19dd JB |
1850 | |
1851 | ||
3b3b36dd | 1852 | SCM_DEFINE (scm_bit_set_star_x, "bit-set*!", 3, 0, 0, |
c7eb8761 MG |
1853 | (SCM v, SCM kv, SCM obj), |
1854 | "If uve is a bit-vector @var{bv} and uve must be of the same\n" | |
1855 | "length. If @var{bool} is @code{#t}, uve is OR'ed into\n" | |
1856 | "@var{bv}; If @var{bool} is @code{#f}, the inversion of uve is\n" | |
1857 | "AND'ed into @var{bv}.\n\n" | |
1858 | "If uve is a unsigned integer vector all the elements of uve\n" | |
1859 | "must be between 0 and the @code{length} of @var{bv}. The bits\n" | |
1860 | "of @var{bv} corresponding to the indexes in uve are set to\n" | |
1861 | "@var{bool}. The return value is unspecified.") | |
1bbd0b84 | 1862 | #define FUNC_NAME s_scm_bit_set_star_x |
0f2d19dd JB |
1863 | { |
1864 | register long i, k, vlen; | |
74014c46 | 1865 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG1, FUNC_NAME); |
0f2d19dd | 1866 | SCM_ASRTGO (SCM_NIMP (kv), badarg2); |
5c11cc9d | 1867 | switch SCM_TYP7 (kv) |
0f2d19dd JB |
1868 | { |
1869 | default: | |
276dd677 | 1870 | badarg2:SCM_WRONG_TYPE_ARG (2, kv); |
0f2d19dd | 1871 | case scm_tc7_uvect: |
74014c46 DH |
1872 | vlen = SCM_BITVECTOR_LENGTH (v); |
1873 | if (SCM_FALSEP (obj)) | |
1874 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1875 | { | |
1876 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); | |
1877 | if (k >= vlen) | |
1878 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
1879 | SCM_BITVEC_CLR(v,k); | |
1880 | } | |
1881 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) | |
1882 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1883 | { | |
1884 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); | |
1885 | if (k >= vlen) | |
1886 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
1887 | SCM_BITVEC_SET(v,k); | |
1888 | } | |
1889 | else | |
276dd677 | 1890 | badarg3:SCM_WRONG_TYPE_ARG (3, obj); |
0f2d19dd JB |
1891 | break; |
1892 | case scm_tc7_bvect: | |
74014c46 | 1893 | SCM_ASSERT (SCM_BITVECTOR_LENGTH (v) == SCM_BITVECTOR_LENGTH (kv), v, SCM_ARG1, FUNC_NAME); |
4260a7fc | 1894 | if (SCM_FALSEP (obj)) |
74014c46 | 1895 | for (k = (SCM_BITVECTOR_LENGTH (v) + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) |
f1267706 | 1896 | SCM_UNPACK (SCM_VELTS (v)[k]) &= ~ SCM_UNPACK(SCM_VELTS (kv)[k]); |
9a09deb1 | 1897 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) |
74014c46 | 1898 | for (k = (SCM_BITVECTOR_LENGTH (v) + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) |
f1267706 | 1899 | SCM_UNPACK (SCM_VELTS (v)[k]) |= SCM_UNPACK (SCM_VELTS (kv)[k]); |
0f2d19dd JB |
1900 | else |
1901 | goto badarg3; | |
1902 | break; | |
1903 | } | |
1904 | return SCM_UNSPECIFIED; | |
1905 | } | |
1bbd0b84 | 1906 | #undef FUNC_NAME |
0f2d19dd JB |
1907 | |
1908 | ||
3b3b36dd | 1909 | SCM_DEFINE (scm_bit_count_star, "bit-count*", 3, 0, 0, |
1bbd0b84 | 1910 | (SCM v, SCM kv, SCM obj), |
b380b885 MD |
1911 | "Returns\n" |
1912 | "@example\n" | |
1913 | "(bit-count (bit-set*! (if bool bv (bit-invert! bv)) uve #t) #t).\n" | |
1914 | "@end example\n" | |
1915 | "@var{bv} is not modified.") | |
1bbd0b84 | 1916 | #define FUNC_NAME s_scm_bit_count_star |
0f2d19dd JB |
1917 | { |
1918 | register long i, vlen, count = 0; | |
1919 | register unsigned long k; | |
41b0806d | 1920 | int fObj = 0; |
c209c88e | 1921 | |
74014c46 | 1922 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG1, FUNC_NAME); |
0f2d19dd | 1923 | SCM_ASRTGO (SCM_NIMP (kv), badarg2); |
5c11cc9d | 1924 | switch SCM_TYP7 (kv) |
0f2d19dd JB |
1925 | { |
1926 | default: | |
c209c88e | 1927 | badarg2: |
276dd677 | 1928 | SCM_WRONG_TYPE_ARG (2, kv); |
0f2d19dd | 1929 | case scm_tc7_uvect: |
74014c46 DH |
1930 | vlen = SCM_BITVECTOR_LENGTH (v); |
1931 | if (SCM_FALSEP (obj)) | |
1932 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1933 | { | |
1934 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); | |
1935 | if (k >= vlen) | |
1936 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
1937 | if (!SCM_BITVEC_REF(v,k)) | |
1938 | count++; | |
1939 | } | |
1940 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) | |
1941 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1942 | { | |
1943 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); | |
1944 | if (k >= vlen) | |
1945 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
1946 | if (SCM_BITVEC_REF (v,k)) | |
1947 | count++; | |
1948 | } | |
1949 | else | |
276dd677 | 1950 | badarg3:SCM_WRONG_TYPE_ARG (3, obj); |
0f2d19dd JB |
1951 | break; |
1952 | case scm_tc7_bvect: | |
74014c46 DH |
1953 | SCM_ASSERT (SCM_BITVECTOR_LENGTH (v) == SCM_BITVECTOR_LENGTH (kv), v, SCM_ARG1, FUNC_NAME); |
1954 | if (0 == SCM_BITVECTOR_LENGTH (v)) | |
0f2d19dd | 1955 | return SCM_INUM0; |
4260a7fc | 1956 | SCM_ASRTGO (SCM_BOOLP (obj), badarg3); |
9a09deb1 | 1957 | fObj = SCM_EQ_P (obj, SCM_BOOL_T); |
74014c46 | 1958 | i = (SCM_BITVECTOR_LENGTH (v) - 1) / SCM_LONG_BIT; |
f1267706 | 1959 | k = SCM_UNPACK (SCM_VELTS (kv)[i]) & (fObj ? SCM_UNPACK (SCM_VELTS (v)[i]) : ~ SCM_UNPACK (SCM_VELTS (v)[i])); |
74014c46 | 1960 | k <<= SCM_LONG_BIT - 1 - ((SCM_BITVECTOR_LENGTH (v) - 1) % SCM_LONG_BIT); |
c209c88e | 1961 | while (1) |
0f2d19dd JB |
1962 | { |
1963 | for (; k; k >>= 4) | |
1964 | count += cnt_tab[k & 0x0f]; | |
1965 | if (0 == i--) | |
1966 | return SCM_MAKINUM (count); | |
c209c88e GB |
1967 | |
1968 | /* urg. repetitive (see above.) */ | |
f1267706 | 1969 | k = SCM_UNPACK (SCM_VELTS (kv)[i]) & (fObj ? SCM_UNPACK(SCM_VELTS (v)[i]) : ~SCM_UNPACK (SCM_VELTS (v)[i])); |
0f2d19dd JB |
1970 | } |
1971 | } | |
1972 | return SCM_MAKINUM (count); | |
1973 | } | |
1bbd0b84 | 1974 | #undef FUNC_NAME |
0f2d19dd JB |
1975 | |
1976 | ||
3b3b36dd | 1977 | SCM_DEFINE (scm_bit_invert_x, "bit-invert!", 1, 0, 0, |
1bbd0b84 | 1978 | (SCM v), |
b380b885 | 1979 | "Modifies @var{bv} by replacing each element with its negation.") |
1bbd0b84 | 1980 | #define FUNC_NAME s_scm_bit_invert_x |
0f2d19dd | 1981 | { |
74014c46 DH |
1982 | long int k; |
1983 | ||
1984 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG1, FUNC_NAME); | |
1985 | ||
1986 | k = SCM_BITVECTOR_LENGTH (v); | |
1987 | for (k = (k + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) | |
1988 | SCM_UNPACK (SCM_VELTS (v)[k]) = ~SCM_UNPACK (SCM_VELTS (v)[k]); | |
1989 | ||
0f2d19dd JB |
1990 | return SCM_UNSPECIFIED; |
1991 | } | |
1bbd0b84 | 1992 | #undef FUNC_NAME |
0f2d19dd JB |
1993 | |
1994 | ||
0f2d19dd | 1995 | SCM |
1bbd0b84 | 1996 | scm_istr2bve (char *str, long len) |
0f2d19dd JB |
1997 | { |
1998 | SCM v = scm_make_uve (len, SCM_BOOL_T); | |
1999 | long *data = (long *) SCM_VELTS (v); | |
2000 | register unsigned long mask; | |
2001 | register long k; | |
2002 | register long j; | |
2003 | for (k = 0; k < (len + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k++) | |
2004 | { | |
2005 | data[k] = 0L; | |
2006 | j = len - k * SCM_LONG_BIT; | |
2007 | if (j > SCM_LONG_BIT) | |
2008 | j = SCM_LONG_BIT; | |
2009 | for (mask = 1L; j--; mask <<= 1) | |
2010 | switch (*str++) | |
2011 | { | |
2012 | case '0': | |
2013 | break; | |
2014 | case '1': | |
2015 | data[k] |= mask; | |
2016 | break; | |
2017 | default: | |
2018 | return SCM_BOOL_F; | |
2019 | } | |
2020 | } | |
2021 | return v; | |
2022 | } | |
2023 | ||
2024 | ||
1cc91f1b | 2025 | |
0f2d19dd | 2026 | static SCM |
1bbd0b84 | 2027 | ra2l (SCM ra,scm_sizet base,scm_sizet k) |
0f2d19dd JB |
2028 | { |
2029 | register SCM res = SCM_EOL; | |
2030 | register long inc = SCM_ARRAY_DIMS (ra)[k].inc; | |
2031 | register scm_sizet i; | |
2032 | if (SCM_ARRAY_DIMS (ra)[k].ubnd < SCM_ARRAY_DIMS (ra)[k].lbnd) | |
2033 | return SCM_EOL; | |
2034 | i = base + (1 + SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd) * inc; | |
2035 | if (k < SCM_ARRAY_NDIM (ra) - 1) | |
2036 | { | |
2037 | do | |
2038 | { | |
2039 | i -= inc; | |
2040 | res = scm_cons (ra2l (ra, i, k + 1), res); | |
2041 | } | |
2042 | while (i != base); | |
2043 | } | |
2044 | else | |
2045 | do | |
2046 | { | |
2047 | i -= inc; | |
2048 | res = scm_cons (scm_uniform_vector_ref (SCM_ARRAY_V (ra), SCM_MAKINUM (i)), res); | |
2049 | } | |
2050 | while (i != base); | |
2051 | return res; | |
2052 | } | |
2053 | ||
2054 | ||
3b3b36dd | 2055 | SCM_DEFINE (scm_array_to_list, "array->list", 1, 0, 0, |
1bbd0b84 | 2056 | (SCM v), |
b380b885 | 2057 | "Returns a list consisting of all the elements, in order, of @var{array}.") |
1bbd0b84 | 2058 | #define FUNC_NAME s_scm_array_to_list |
0f2d19dd JB |
2059 | { |
2060 | SCM res = SCM_EOL; | |
2061 | register long k; | |
2062 | SCM_ASRTGO (SCM_NIMP (v), badarg1); | |
74014c46 | 2063 | switch SCM_TYP7 (v) |
0f2d19dd JB |
2064 | { |
2065 | default: | |
276dd677 | 2066 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
0f2d19dd JB |
2067 | case scm_tc7_smob: |
2068 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
2069 | return ra2l (v, SCM_ARRAY_BASE (v), 0); | |
2070 | case scm_tc7_vector: | |
95f5b0f5 | 2071 | case scm_tc7_wvect: |
0f2d19dd JB |
2072 | return scm_vector_to_list (v); |
2073 | case scm_tc7_string: | |
2074 | return scm_string_to_list (v); | |
2075 | case scm_tc7_bvect: | |
2076 | { | |
2077 | long *data = (long *) SCM_VELTS (v); | |
2078 | register unsigned long mask; | |
74014c46 | 2079 | for (k = (SCM_BITVECTOR_LENGTH (v) - 1) / SCM_LONG_BIT; k > 0; k--) |
cdbadcac | 2080 | for (mask = 1UL << (SCM_LONG_BIT - 1); mask; mask >>= 1) |
156dcb09 | 2081 | res = scm_cons (SCM_BOOL(((long *) data)[k] & mask), res); |
74014c46 | 2082 | for (mask = 1L << ((SCM_BITVECTOR_LENGTH (v) % SCM_LONG_BIT) - 1); mask; mask >>= 1) |
156dcb09 | 2083 | res = scm_cons (SCM_BOOL(((long *) data)[k] & mask), res); |
0f2d19dd JB |
2084 | return res; |
2085 | } | |
0f2d19dd JB |
2086 | case scm_tc7_uvect: { |
2087 | long *data = (long *)SCM_VELTS(v); | |
74014c46 | 2088 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
0f2d19dd JB |
2089 | res = scm_cons(scm_ulong2num(data[k]), res); |
2090 | return res; | |
2091 | } | |
2092 | case scm_tc7_ivect: { | |
2093 | long *data = (long *)SCM_VELTS(v); | |
74014c46 | 2094 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
0f2d19dd JB |
2095 | res = scm_cons(scm_long2num(data[k]), res); |
2096 | return res; | |
2097 | } | |
0f2d19dd JB |
2098 | case scm_tc7_svect: { |
2099 | short *data; | |
2100 | data = (short *)SCM_VELTS(v); | |
74014c46 | 2101 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
0f2d19dd JB |
2102 | res = scm_cons(SCM_MAKINUM (data[k]), res); |
2103 | return res; | |
2104 | } | |
5c11cc9d | 2105 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
2106 | case scm_tc7_llvect: { |
2107 | long_long *data; | |
2108 | data = (long_long *)SCM_VELTS(v); | |
74014c46 | 2109 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
0f2d19dd JB |
2110 | res = scm_cons(scm_long_long2num(data[k]), res); |
2111 | return res; | |
2112 | } | |
2113 | #endif | |
2114 | ||
2115 | ||
0f2d19dd JB |
2116 | case scm_tc7_fvect: |
2117 | { | |
2118 | float *data = (float *) SCM_VELTS (v); | |
74014c46 | 2119 | for (k = SCM_UVECTOR_LENGTH (v) - 1; k >= 0; k--) |
bc86da5d | 2120 | res = scm_cons (scm_make_real (data[k]), res); |
0f2d19dd JB |
2121 | return res; |
2122 | } | |
0f2d19dd JB |
2123 | case scm_tc7_dvect: |
2124 | { | |
2125 | double *data = (double *) SCM_VELTS (v); | |
74014c46 | 2126 | for (k = SCM_UVECTOR_LENGTH (v) - 1; k >= 0; k--) |
f8de44c1 | 2127 | res = scm_cons (scm_make_real (data[k]), res); |
0f2d19dd JB |
2128 | return res; |
2129 | } | |
2130 | case scm_tc7_cvect: | |
2131 | { | |
2132 | double (*data)[2] = (double (*)[2]) SCM_VELTS (v); | |
74014c46 | 2133 | for (k = SCM_UVECTOR_LENGTH (v) - 1; k >= 0; k--) |
f8de44c1 | 2134 | res = scm_cons (scm_make_complex (data[k][0], data[k][1]), res); |
0f2d19dd JB |
2135 | return res; |
2136 | } | |
0f2d19dd JB |
2137 | } |
2138 | } | |
1bbd0b84 | 2139 | #undef FUNC_NAME |
0f2d19dd JB |
2140 | |
2141 | ||
1bbd0b84 | 2142 | static int l2ra(SCM lst, SCM ra, scm_sizet base, scm_sizet k); |
1cc91f1b | 2143 | |
3b3b36dd | 2144 | SCM_DEFINE (scm_list_to_uniform_array, "list->uniform-array", 3, 0, 0, |
1bbd0b84 | 2145 | (SCM ndim, SCM prot, SCM lst), |
b380b885 MD |
2146 | "@deffnx procedure list->uniform-vector prot lst\n" |
2147 | "Returns a uniform array of the type indicated by prototype @var{prot}\n" | |
2148 | "with elements the same as those of @var{lst}. Elements must be of the\n" | |
2149 | "appropriate type, no coercions are done.") | |
1bbd0b84 | 2150 | #define FUNC_NAME s_scm_list_to_uniform_array |
0f2d19dd JB |
2151 | { |
2152 | SCM shp = SCM_EOL; | |
2153 | SCM row = lst; | |
2154 | SCM ra; | |
2155 | scm_sizet k; | |
2156 | long n; | |
3b3b36dd | 2157 | SCM_VALIDATE_INUM_COPY (1,ndim,k); |
0f2d19dd JB |
2158 | while (k--) |
2159 | { | |
2160 | n = scm_ilength (row); | |
1bbd0b84 | 2161 | SCM_ASSERT (n >= 0, lst, SCM_ARG3, FUNC_NAME); |
0f2d19dd JB |
2162 | shp = scm_cons (SCM_MAKINUM (n), shp); |
2163 | if (SCM_NIMP (row)) | |
2164 | row = SCM_CAR (row); | |
2165 | } | |
d12feca3 GH |
2166 | ra = scm_dimensions_to_uniform_array (scm_reverse (shp), prot, |
2167 | SCM_UNDEFINED); | |
0f2d19dd | 2168 | if (SCM_NULLP (shp)) |
0f2d19dd JB |
2169 | { |
2170 | SCM_ASRTGO (1 == scm_ilength (lst), badlst); | |
2171 | scm_array_set_x (ra, SCM_CAR (lst), SCM_EOL); | |
2172 | return ra; | |
2173 | } | |
2174 | if (!SCM_ARRAYP (ra)) | |
2175 | { | |
74014c46 DH |
2176 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (ra)); |
2177 | for (k = 0; k < length; k++, lst = SCM_CDR (lst)) | |
0f2d19dd JB |
2178 | scm_array_set_x (ra, SCM_CAR (lst), SCM_MAKINUM (k)); |
2179 | return ra; | |
2180 | } | |
2181 | if (l2ra (lst, ra, SCM_ARRAY_BASE (ra), 0)) | |
2182 | return ra; | |
2183 | else | |
276dd677 | 2184 | badlst:SCM_MISC_ERROR ("Bad scm_array contents list: ~S", SCM_LIST1 (lst)); |
0f2d19dd | 2185 | } |
1bbd0b84 | 2186 | #undef FUNC_NAME |
0f2d19dd | 2187 | |
0f2d19dd | 2188 | static int |
1bbd0b84 | 2189 | l2ra (SCM lst, SCM ra, scm_sizet base, scm_sizet k) |
0f2d19dd JB |
2190 | { |
2191 | register long inc = SCM_ARRAY_DIMS (ra)[k].inc; | |
2192 | register long n = (1 + SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd); | |
2193 | int ok = 1; | |
2194 | if (n <= 0) | |
4260a7fc | 2195 | return (SCM_NULLP (lst)); |
0f2d19dd JB |
2196 | if (k < SCM_ARRAY_NDIM (ra) - 1) |
2197 | { | |
2198 | while (n--) | |
2199 | { | |
2200 | if (SCM_IMP (lst) || SCM_NCONSP (lst)) | |
2201 | return 0; | |
2202 | ok = ok && l2ra (SCM_CAR (lst), ra, base, k + 1); | |
2203 | base += inc; | |
2204 | lst = SCM_CDR (lst); | |
2205 | } | |
2206 | if (SCM_NNULLP (lst)) | |
2207 | return 0; | |
2208 | } | |
2209 | else | |
2210 | { | |
2211 | while (n--) | |
2212 | { | |
2213 | if (SCM_IMP (lst) || SCM_NCONSP (lst)) | |
2214 | return 0; | |
baa702c8 | 2215 | scm_array_set_x (SCM_ARRAY_V (ra), SCM_CAR (lst), SCM_MAKINUM (base)); |
0f2d19dd JB |
2216 | base += inc; |
2217 | lst = SCM_CDR (lst); | |
2218 | } | |
2219 | if (SCM_NNULLP (lst)) | |
fee7ef83 | 2220 | return 0; |
0f2d19dd JB |
2221 | } |
2222 | return ok; | |
2223 | } | |
2224 | ||
1cc91f1b | 2225 | |
0f2d19dd | 2226 | static void |
1bbd0b84 | 2227 | rapr1 (SCM ra,scm_sizet j,scm_sizet k,SCM port,scm_print_state *pstate) |
0f2d19dd JB |
2228 | { |
2229 | long inc = 1; | |
b8446ce8 MD |
2230 | long n = (SCM_TYP7 (ra) == scm_tc7_smob |
2231 | ? 0 | |
2232 | : SCM_INUM (scm_uniform_vector_length (ra))); | |
0f2d19dd JB |
2233 | int enclosed = 0; |
2234 | tail: | |
5c11cc9d | 2235 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
2236 | { |
2237 | case scm_tc7_smob: | |
2238 | if (enclosed++) | |
2239 | { | |
2240 | SCM_ARRAY_BASE (ra) = j; | |
2241 | if (n-- > 0) | |
9882ea19 | 2242 | scm_iprin1 (ra, port, pstate); |
0f2d19dd JB |
2243 | for (j += inc; n-- > 0; j += inc) |
2244 | { | |
b7f3516f | 2245 | scm_putc (' ', port); |
0f2d19dd | 2246 | SCM_ARRAY_BASE (ra) = j; |
9882ea19 | 2247 | scm_iprin1 (ra, port, pstate); |
0f2d19dd JB |
2248 | } |
2249 | break; | |
2250 | } | |
2251 | if (k + 1 < SCM_ARRAY_NDIM (ra)) | |
2252 | { | |
2253 | long i; | |
2254 | inc = SCM_ARRAY_DIMS (ra)[k].inc; | |
2255 | for (i = SCM_ARRAY_DIMS (ra)[k].lbnd; i < SCM_ARRAY_DIMS (ra)[k].ubnd; i++) | |
2256 | { | |
b7f3516f | 2257 | scm_putc ('(', port); |
9882ea19 | 2258 | rapr1 (ra, j, k + 1, port, pstate); |
b7f3516f | 2259 | scm_puts (") ", port); |
0f2d19dd JB |
2260 | j += inc; |
2261 | } | |
2262 | if (i == SCM_ARRAY_DIMS (ra)[k].ubnd) | |
2263 | { /* could be zero size. */ | |
b7f3516f | 2264 | scm_putc ('(', port); |
9882ea19 | 2265 | rapr1 (ra, j, k + 1, port, pstate); |
b7f3516f | 2266 | scm_putc (')', port); |
0f2d19dd JB |
2267 | } |
2268 | break; | |
2269 | } | |
2270 | if SCM_ARRAY_NDIM | |
2271 | (ra) | |
2272 | { /* Could be zero-dimensional */ | |
2273 | inc = SCM_ARRAY_DIMS (ra)[k].inc; | |
2274 | n = (SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1); | |
2275 | } | |
2276 | else | |
2277 | n = 1; | |
2278 | ra = SCM_ARRAY_V (ra); | |
2279 | goto tail; | |
2280 | default: | |
5c11cc9d | 2281 | /* scm_tc7_bvect and scm_tc7_llvect only? */ |
0f2d19dd | 2282 | if (n-- > 0) |
9882ea19 | 2283 | scm_iprin1 (scm_uniform_vector_ref (ra, SCM_MAKINUM (j)), port, pstate); |
0f2d19dd JB |
2284 | for (j += inc; n-- > 0; j += inc) |
2285 | { | |
b7f3516f | 2286 | scm_putc (' ', port); |
9882ea19 | 2287 | scm_iprin1 (scm_cvref (ra, j, SCM_UNDEFINED), port, pstate); |
0f2d19dd JB |
2288 | } |
2289 | break; | |
2290 | case scm_tc7_string: | |
2291 | if (n-- > 0) | |
322ac0c5 | 2292 | scm_iprin1 (SCM_MAKE_CHAR (SCM_STRING_UCHARS (ra)[j]), port, pstate); |
9882ea19 | 2293 | if (SCM_WRITINGP (pstate)) |
0f2d19dd JB |
2294 | for (j += inc; n-- > 0; j += inc) |
2295 | { | |
b7f3516f | 2296 | scm_putc (' ', port); |
322ac0c5 | 2297 | scm_iprin1 (SCM_MAKE_CHAR (SCM_STRING_UCHARS (ra)[j]), port, pstate); |
0f2d19dd JB |
2298 | } |
2299 | else | |
2300 | for (j += inc; n-- > 0; j += inc) | |
405aaef9 | 2301 | scm_putc (SCM_STRING_CHARS (ra)[j], port); |
0f2d19dd JB |
2302 | break; |
2303 | case scm_tc7_byvect: | |
2304 | if (n-- > 0) | |
4260a7fc | 2305 | scm_intprint (((char *) SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2306 | for (j += inc; n-- > 0; j += inc) |
2307 | { | |
b7f3516f | 2308 | scm_putc (' ', port); |
4260a7fc | 2309 | scm_intprint (((char *)SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2310 | } |
2311 | break; | |
2312 | ||
2313 | case scm_tc7_uvect: | |
5c11cc9d GH |
2314 | { |
2315 | char str[11]; | |
2316 | ||
2317 | if (n-- > 0) | |
2318 | { | |
2319 | /* intprint can't handle >= 2^31. */ | |
fee7ef83 | 2320 | sprintf (str, "%lu", ((unsigned long *) SCM_VELTS (ra))[j]); |
5c11cc9d GH |
2321 | scm_puts (str, port); |
2322 | } | |
2323 | for (j += inc; n-- > 0; j += inc) | |
2324 | { | |
2325 | scm_putc (' ', port); | |
fee7ef83 | 2326 | sprintf (str, "%lu", ((unsigned long *) SCM_VELTS (ra))[j]); |
5c11cc9d GH |
2327 | scm_puts (str, port); |
2328 | } | |
2329 | } | |
0f2d19dd JB |
2330 | case scm_tc7_ivect: |
2331 | if (n-- > 0) | |
fee7ef83 | 2332 | scm_intprint (((signed long *) SCM_VELTS (ra))[j], 10, port); |
0f2d19dd JB |
2333 | for (j += inc; n-- > 0; j += inc) |
2334 | { | |
b7f3516f | 2335 | scm_putc (' ', port); |
fee7ef83 | 2336 | scm_intprint (((signed long *) SCM_VELTS (ra))[j], 10, port); |
0f2d19dd JB |
2337 | } |
2338 | break; | |
2339 | ||
2340 | case scm_tc7_svect: | |
2341 | if (n-- > 0) | |
4260a7fc | 2342 | scm_intprint (((short *) SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2343 | for (j += inc; n-- > 0; j += inc) |
2344 | { | |
b7f3516f | 2345 | scm_putc (' ', port); |
4260a7fc | 2346 | scm_intprint (((short *) SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2347 | } |
2348 | break; | |
2349 | ||
0f2d19dd JB |
2350 | case scm_tc7_fvect: |
2351 | if (n-- > 0) | |
2352 | { | |
bc86da5d MD |
2353 | SCM z = scm_make_real (1.0); |
2354 | SCM_REAL_VALUE (z) = ((float *) SCM_VELTS (ra))[j]; | |
2355 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2356 | for (j += inc; n-- > 0; j += inc) |
2357 | { | |
b7f3516f | 2358 | scm_putc (' ', port); |
bc86da5d MD |
2359 | SCM_REAL_VALUE (z) = ((float *) SCM_VELTS (ra))[j]; |
2360 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2361 | } |
2362 | } | |
2363 | break; | |
0f2d19dd JB |
2364 | case scm_tc7_dvect: |
2365 | if (n-- > 0) | |
2366 | { | |
bc86da5d MD |
2367 | SCM z = scm_make_real (1.0 / 3.0); |
2368 | SCM_REAL_VALUE (z) = ((double *) SCM_VELTS (ra))[j]; | |
2369 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2370 | for (j += inc; n-- > 0; j += inc) |
2371 | { | |
b7f3516f | 2372 | scm_putc (' ', port); |
bc86da5d MD |
2373 | SCM_REAL_VALUE (z) = ((double *) SCM_VELTS (ra))[j]; |
2374 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2375 | } |
2376 | } | |
2377 | break; | |
2378 | case scm_tc7_cvect: | |
2379 | if (n-- > 0) | |
2380 | { | |
bc86da5d MD |
2381 | SCM cz = scm_make_complex (0.0, 1.0), z = scm_make_real (1.0 / 3.0); |
2382 | SCM_REAL_VALUE (z) = | |
2383 | SCM_COMPLEX_REAL (cz) = ((double *) SCM_VELTS (ra))[2 * j]; | |
2384 | SCM_COMPLEX_IMAG (cz) = ((double *) SCM_VELTS (ra))[2 * j + 1]; | |
2385 | scm_print_complex ((0.0 == SCM_COMPLEX_IMAG (cz) ? z : cz), | |
2386 | port, pstate); | |
0f2d19dd JB |
2387 | for (j += inc; n-- > 0; j += inc) |
2388 | { | |
b7f3516f | 2389 | scm_putc (' ', port); |
bc86da5d MD |
2390 | SCM_REAL_VALUE (z) |
2391 | = SCM_COMPLEX_REAL (cz) = ((double *) SCM_VELTS (ra))[2 * j]; | |
2392 | SCM_COMPLEX_IMAG (cz) = ((double *) SCM_VELTS (ra))[2 * j + 1]; | |
2393 | scm_print_complex ((0.0 == SCM_COMPLEX_IMAG (cz) ? z : cz), | |
2394 | port, pstate); | |
0f2d19dd JB |
2395 | } |
2396 | } | |
2397 | break; | |
0f2d19dd JB |
2398 | } |
2399 | } | |
2400 | ||
2401 | ||
1cc91f1b | 2402 | |
0f2d19dd | 2403 | int |
1bbd0b84 | 2404 | scm_raprin1 (SCM exp, SCM port, scm_print_state *pstate) |
0f2d19dd JB |
2405 | { |
2406 | SCM v = exp; | |
2407 | scm_sizet base = 0; | |
b7f3516f | 2408 | scm_putc ('#', port); |
0f2d19dd | 2409 | tail: |
5c11cc9d | 2410 | switch SCM_TYP7 (v) |
0f2d19dd JB |
2411 | { |
2412 | case scm_tc7_smob: | |
2413 | { | |
2414 | long ndim = SCM_ARRAY_NDIM (v); | |
2415 | base = SCM_ARRAY_BASE (v); | |
2416 | v = SCM_ARRAY_V (v); | |
2417 | if (SCM_ARRAYP (v)) | |
2418 | ||
2419 | { | |
b7f3516f | 2420 | scm_puts ("<enclosed-array ", port); |
9882ea19 | 2421 | rapr1 (exp, base, 0, port, pstate); |
b7f3516f | 2422 | scm_putc ('>', port); |
0f2d19dd JB |
2423 | return 1; |
2424 | } | |
2425 | else | |
2426 | { | |
2427 | scm_intprint (ndim, 10, port); | |
2428 | goto tail; | |
2429 | } | |
2430 | } | |
2431 | case scm_tc7_bvect: | |
fee7ef83 | 2432 | if (SCM_EQ_P (exp, v)) |
0f2d19dd JB |
2433 | { /* a uve, not an scm_array */ |
2434 | register long i, j, w; | |
b7f3516f | 2435 | scm_putc ('*', port); |
74014c46 | 2436 | for (i = 0; i < (SCM_BITVECTOR_LENGTH (exp)) / SCM_LONG_BIT; i++) |
0f2d19dd | 2437 | { |
f1267706 | 2438 | scm_bits_t w = SCM_UNPACK (SCM_VELTS (exp)[i]); |
0f2d19dd JB |
2439 | for (j = SCM_LONG_BIT; j; j--) |
2440 | { | |
b7f3516f | 2441 | scm_putc (w & 1 ? '1' : '0', port); |
0f2d19dd JB |
2442 | w >>= 1; |
2443 | } | |
2444 | } | |
74014c46 | 2445 | j = SCM_BITVECTOR_LENGTH (exp) % SCM_LONG_BIT; |
0f2d19dd JB |
2446 | if (j) |
2447 | { | |
74014c46 | 2448 | w = SCM_UNPACK (SCM_VELTS (exp)[SCM_BITVECTOR_LENGTH (exp) / SCM_LONG_BIT]); |
0f2d19dd JB |
2449 | for (; j; j--) |
2450 | { | |
b7f3516f | 2451 | scm_putc (w & 1 ? '1' : '0', port); |
0f2d19dd JB |
2452 | w >>= 1; |
2453 | } | |
2454 | } | |
2455 | return 1; | |
2456 | } | |
2457 | else | |
b7f3516f | 2458 | scm_putc ('b', port); |
0f2d19dd JB |
2459 | break; |
2460 | case scm_tc7_string: | |
b7f3516f | 2461 | scm_putc ('a', port); |
0f2d19dd JB |
2462 | break; |
2463 | case scm_tc7_byvect: | |
05c33d09 | 2464 | scm_putc ('y', port); |
0f2d19dd JB |
2465 | break; |
2466 | case scm_tc7_uvect: | |
b7f3516f | 2467 | scm_putc ('u', port); |
0f2d19dd JB |
2468 | break; |
2469 | case scm_tc7_ivect: | |
b7f3516f | 2470 | scm_putc ('e', port); |
0f2d19dd JB |
2471 | break; |
2472 | case scm_tc7_svect: | |
05c33d09 | 2473 | scm_putc ('h', port); |
0f2d19dd | 2474 | break; |
5c11cc9d | 2475 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 2476 | case scm_tc7_llvect: |
5c11cc9d | 2477 | scm_putc ('l', port); |
0f2d19dd JB |
2478 | break; |
2479 | #endif | |
0f2d19dd | 2480 | case scm_tc7_fvect: |
b7f3516f | 2481 | scm_putc ('s', port); |
0f2d19dd | 2482 | break; |
0f2d19dd | 2483 | case scm_tc7_dvect: |
b7f3516f | 2484 | scm_putc ('i', port); |
0f2d19dd JB |
2485 | break; |
2486 | case scm_tc7_cvect: | |
b7f3516f | 2487 | scm_putc ('c', port); |
0f2d19dd | 2488 | break; |
0f2d19dd | 2489 | } |
b7f3516f | 2490 | scm_putc ('(', port); |
9882ea19 | 2491 | rapr1 (exp, base, 0, port, pstate); |
b7f3516f | 2492 | scm_putc (')', port); |
0f2d19dd JB |
2493 | return 1; |
2494 | } | |
2495 | ||
3b3b36dd | 2496 | SCM_DEFINE (scm_array_prototype, "array-prototype", 1, 0, 0, |
1bbd0b84 | 2497 | (SCM ra), |
b380b885 MD |
2498 | "Returns an object that would produce an array of the same type as\n" |
2499 | "@var{array}, if used as the @var{prototype} for\n" | |
2500 | "@code{make-uniform-array}.") | |
1bbd0b84 | 2501 | #define FUNC_NAME s_scm_array_prototype |
0f2d19dd JB |
2502 | { |
2503 | int enclosed = 0; | |
2504 | SCM_ASRTGO (SCM_NIMP (ra), badarg); | |
2505 | loop: | |
74014c46 | 2506 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
2507 | { |
2508 | default: | |
276dd677 | 2509 | badarg:SCM_WRONG_TYPE_ARG (1, ra); |
0f2d19dd JB |
2510 | case scm_tc7_smob: |
2511 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg); | |
2512 | if (enclosed++) | |
2513 | return SCM_UNSPECIFIED; | |
2514 | ra = SCM_ARRAY_V (ra); | |
2515 | goto loop; | |
2516 | case scm_tc7_vector: | |
95f5b0f5 | 2517 | case scm_tc7_wvect: |
0f2d19dd JB |
2518 | return SCM_EOL; |
2519 | case scm_tc7_bvect: | |
2520 | return SCM_BOOL_T; | |
2521 | case scm_tc7_string: | |
7866a09b | 2522 | return SCM_MAKE_CHAR ('a'); |
0f2d19dd | 2523 | case scm_tc7_byvect: |
7866a09b | 2524 | return SCM_MAKE_CHAR ('\0'); |
0f2d19dd JB |
2525 | case scm_tc7_uvect: |
2526 | return SCM_MAKINUM (1L); | |
2527 | case scm_tc7_ivect: | |
2528 | return SCM_MAKINUM (-1L); | |
2529 | case scm_tc7_svect: | |
38ae064c | 2530 | return scm_str2symbol ("s"); |
5c11cc9d | 2531 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 2532 | case scm_tc7_llvect: |
38ae064c | 2533 | return scm_str2symbol ("l"); |
0f2d19dd | 2534 | #endif |
0f2d19dd | 2535 | case scm_tc7_fvect: |
bc86da5d | 2536 | return scm_make_real (1.0); |
0f2d19dd | 2537 | case scm_tc7_dvect: |
bc86da5d | 2538 | return scm_make_real (1.0 / 3.0); |
0f2d19dd | 2539 | case scm_tc7_cvect: |
bc86da5d | 2540 | return scm_make_complex (0.0, 1.0); |
0f2d19dd JB |
2541 | } |
2542 | } | |
1bbd0b84 | 2543 | #undef FUNC_NAME |
0f2d19dd | 2544 | |
1cc91f1b | 2545 | |
0f2d19dd | 2546 | static SCM |
e841c3e0 | 2547 | array_mark (SCM ptr) |
0f2d19dd | 2548 | { |
0f2d19dd JB |
2549 | return SCM_ARRAY_V (ptr); |
2550 | } | |
2551 | ||
1cc91f1b | 2552 | |
0f2d19dd | 2553 | static scm_sizet |
e841c3e0 | 2554 | array_free (SCM ptr) |
0f2d19dd | 2555 | { |
405aaef9 | 2556 | scm_must_free (SCM_ARRAY_MEM (ptr)); |
0f2d19dd JB |
2557 | return sizeof (scm_array) + SCM_ARRAY_NDIM (ptr) * sizeof (scm_array_dim); |
2558 | } | |
2559 | ||
0f2d19dd JB |
2560 | void |
2561 | scm_init_unif () | |
0f2d19dd | 2562 | { |
e841c3e0 KN |
2563 | scm_tc16_array = scm_make_smob_type ("array", 0); |
2564 | scm_set_smob_mark (scm_tc16_array, array_mark); | |
2565 | scm_set_smob_free (scm_tc16_array, array_free); | |
2566 | scm_set_smob_print (scm_tc16_array, scm_raprin1); | |
2567 | scm_set_smob_equalp (scm_tc16_array, scm_array_equal_p); | |
0f2d19dd | 2568 | scm_add_feature ("array"); |
8dc9439f | 2569 | #ifndef SCM_MAGIC_SNARFER |
a0599745 | 2570 | #include "libguile/unif.x" |
8dc9439f | 2571 | #endif |
0f2d19dd | 2572 | } |
89e00824 ML |
2573 | |
2574 | /* | |
2575 | Local Variables: | |
2576 | c-file-style: "gnu" | |
2577 | End: | |
2578 | */ |