Commit | Line | Data |
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b3fcac34 | 1 | /* Copyright (C) 1995,1996,1997,1998,2000,2001 Free Software Foundation, Inc. |
0f2d19dd | 2 | * |
73be1d9e MV |
3 | * This library is free software; you can redistribute it and/or |
4 | * modify it under the terms of the GNU Lesser General Public | |
5 | * License as published by the Free Software Foundation; either | |
6 | * version 2.1 of the License, or (at your option) any later version. | |
0f2d19dd | 7 | * |
73be1d9e MV |
8 | * This library 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 GNU | |
11 | * Lesser General Public License for more details. | |
0f2d19dd | 12 | * |
73be1d9e MV |
13 | * You should have received a copy of the GNU Lesser General Public |
14 | * License along with this library; if not, write to the Free Software | |
15 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
16 | */ | |
1bbd0b84 | 17 | |
1bbd0b84 | 18 | |
c209c88e GB |
19 | /* |
20 | This file has code for arrays in lots of variants (double, integer, | |
21 | unsigned etc. ). It suffers from hugely repetitive code because | |
22 | there is similar (but different) code for every variant included. (urg.) | |
23 | ||
24 | --hwn | |
25 | */ | |
0f2d19dd JB |
26 | \f |
27 | ||
2a5cd898 RB |
28 | #if HAVE_CONFIG_H |
29 | # include <config.h> | |
30 | #endif | |
31 | ||
0f2d19dd | 32 | #include <stdio.h> |
e6e2e95a | 33 | #include <errno.h> |
783e7774 | 34 | #include <string.h> |
e6e2e95a | 35 | |
a0599745 MD |
36 | #include "libguile/_scm.h" |
37 | #include "libguile/chars.h" | |
38 | #include "libguile/eval.h" | |
39 | #include "libguile/fports.h" | |
40 | #include "libguile/smob.h" | |
41 | #include "libguile/strop.h" | |
42 | #include "libguile/feature.h" | |
43 | #include "libguile/root.h" | |
44 | #include "libguile/strings.h" | |
45 | #include "libguile/vectors.h" | |
46 | ||
47 | #include "libguile/validate.h" | |
48 | #include "libguile/unif.h" | |
49 | #include "libguile/ramap.h" | |
0f2d19dd | 50 | |
3d8d56df GH |
51 | #ifdef HAVE_UNISTD_H |
52 | #include <unistd.h> | |
53 | #endif | |
54 | ||
7beabedb MG |
55 | #ifdef HAVE_IO_H |
56 | #include <io.h> | |
57 | #endif | |
58 | ||
0f2d19dd JB |
59 | \f |
60 | /* The set of uniform scm_vector types is: | |
61 | * Vector of: Called: | |
62 | * unsigned char string | |
63 | * char byvect | |
64 | * boolean bvect | |
a515d287 MD |
65 | * signed long ivect |
66 | * unsigned long uvect | |
0f2d19dd JB |
67 | * float fvect |
68 | * double dvect | |
69 | * complex double cvect | |
70 | * short svect | |
5c11cc9d | 71 | * long long llvect |
0f2d19dd JB |
72 | */ |
73 | ||
92c2555f | 74 | scm_t_bits scm_tc16_array; |
0f2d19dd | 75 | |
afe5177e GH |
76 | /* return the size of an element in a uniform array or 0 if type not |
77 | found. */ | |
1be6b49c | 78 | size_t |
afe5177e | 79 | scm_uniform_element_size (SCM obj) |
0f2d19dd | 80 | { |
1be6b49c | 81 | size_t result; |
0f2d19dd | 82 | |
afe5177e | 83 | switch (SCM_TYP7 (obj)) |
0f2d19dd | 84 | { |
0f2d19dd | 85 | case scm_tc7_bvect: |
0f2d19dd JB |
86 | case scm_tc7_uvect: |
87 | case scm_tc7_ivect: | |
afe5177e | 88 | result = sizeof (long); |
0f2d19dd | 89 | break; |
afe5177e | 90 | |
0f2d19dd | 91 | case scm_tc7_byvect: |
afe5177e | 92 | result = sizeof (char); |
0f2d19dd JB |
93 | break; |
94 | ||
95 | case scm_tc7_svect: | |
afe5177e | 96 | result = sizeof (short); |
0f2d19dd | 97 | break; |
afe5177e | 98 | |
2a5cd898 | 99 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 100 | case scm_tc7_llvect: |
1be6b49c | 101 | result = sizeof (long long); |
0f2d19dd JB |
102 | break; |
103 | #endif | |
104 | ||
0f2d19dd | 105 | case scm_tc7_fvect: |
afe5177e | 106 | result = sizeof (float); |
0f2d19dd | 107 | break; |
afe5177e | 108 | |
0f2d19dd | 109 | case scm_tc7_dvect: |
afe5177e | 110 | result = sizeof (double); |
0f2d19dd | 111 | break; |
afe5177e | 112 | |
0f2d19dd | 113 | case scm_tc7_cvect: |
afe5177e | 114 | result = 2 * sizeof (double); |
0f2d19dd | 115 | break; |
afe5177e GH |
116 | |
117 | default: | |
118 | result = 0; | |
0f2d19dd | 119 | } |
afe5177e | 120 | return result; |
0f2d19dd JB |
121 | } |
122 | ||
bc86da5d MD |
123 | /* Silly function used not to modify the semantics of the silly |
124 | * prototype system in order to be backward compatible. | |
125 | */ | |
126 | static int | |
127 | singp (SCM obj) | |
0f2d19dd | 128 | { |
a08b0d00 | 129 | if (!SCM_REALP (obj)) |
bc86da5d MD |
130 | return 0; |
131 | else | |
132 | { | |
133 | double x = SCM_REAL_VALUE (obj); | |
134 | float fx = x; | |
135 | return (- SCM_FLTMAX < x) && (x < SCM_FLTMAX) && (fx == x); | |
136 | } | |
0f2d19dd | 137 | } |
1cc91f1b | 138 | |
0f2d19dd | 139 | SCM |
c014a02e | 140 | scm_make_uve (long k, SCM prot) |
a3a32939 | 141 | #define FUNC_NAME "scm_make_uve" |
0f2d19dd JB |
142 | { |
143 | SCM v; | |
c014a02e | 144 | long i, type; |
a3a32939 | 145 | |
9a09deb1 | 146 | if (SCM_EQ_P (prot, SCM_BOOL_T)) |
0f2d19dd | 147 | { |
93778877 DH |
148 | if (k > 0) |
149 | { | |
16d4699b MV |
150 | SCM_ASSERT_RANGE (1, |
151 | scm_long2num (k), k <= SCM_BITVECTOR_MAX_LENGTH); | |
c014a02e | 152 | i = sizeof (long) * ((k + SCM_LONG_BIT - 1) / SCM_LONG_BIT); |
228a24ef DH |
153 | v = scm_cell (SCM_MAKE_BITVECTOR_TAG (k), |
154 | (scm_t_bits) scm_gc_malloc (i, "vector")); | |
93778877 DH |
155 | } |
156 | else | |
228a24ef | 157 | v = scm_cell (SCM_MAKE_BITVECTOR_TAG (0), 0); |
93778877 | 158 | return v; |
0f2d19dd | 159 | } |
4260a7fc | 160 | else if (SCM_CHARP (prot) && (SCM_CHAR (prot) == '\0')) |
0f2d19dd | 161 | { |
c014a02e | 162 | i = sizeof (char) * k; |
0f2d19dd | 163 | type = scm_tc7_byvect; |
5b9eb8ae | 164 | } |
7866a09b | 165 | else if (SCM_CHARP (prot)) |
0f2d19dd | 166 | { |
c014a02e | 167 | i = sizeof (char) * k; |
be54b15d | 168 | return scm_allocate_string (i); |
0f2d19dd JB |
169 | } |
170 | else if (SCM_INUMP (prot)) | |
171 | { | |
c014a02e | 172 | i = sizeof (long) * k; |
0f2d19dd JB |
173 | if (SCM_INUM (prot) > 0) |
174 | type = scm_tc7_uvect; | |
175 | else | |
176 | type = scm_tc7_ivect; | |
177 | } | |
74014c46 | 178 | else if (SCM_SYMBOLP (prot) && (1 == SCM_SYMBOL_LENGTH (prot))) |
0f2d19dd JB |
179 | { |
180 | char s; | |
181 | ||
86c991c2 | 182 | s = SCM_SYMBOL_CHARS (prot)[0]; |
0f2d19dd JB |
183 | if (s == 's') |
184 | { | |
c014a02e | 185 | i = sizeof (short) * k; |
0f2d19dd JB |
186 | type = scm_tc7_svect; |
187 | } | |
2a5cd898 | 188 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
189 | else if (s == 'l') |
190 | { | |
c014a02e | 191 | i = sizeof (long long) * k; |
0f2d19dd JB |
192 | type = scm_tc7_llvect; |
193 | } | |
194 | #endif | |
195 | else | |
196 | { | |
00ffa0e7 | 197 | return scm_c_make_vector (k, SCM_UNDEFINED); |
0f2d19dd JB |
198 | } |
199 | } | |
5b9eb8ae | 200 | else if (!SCM_INEXACTP (prot)) |
0f2d19dd | 201 | /* Huge non-unif vectors are NOT supported. */ |
5c11cc9d | 202 | /* no special scm_vector */ |
00ffa0e7 | 203 | return scm_c_make_vector (k, SCM_UNDEFINED); |
bc86da5d | 204 | else if (singp (prot)) |
0f2d19dd | 205 | { |
c014a02e | 206 | i = sizeof (float) * k; |
0f2d19dd JB |
207 | type = scm_tc7_fvect; |
208 | } | |
eb42e2f0 | 209 | else if (SCM_COMPLEXP (prot)) |
0f2d19dd | 210 | { |
c014a02e | 211 | i = 2 * sizeof (double) * k; |
0f2d19dd JB |
212 | type = scm_tc7_cvect; |
213 | } | |
214 | else | |
215 | { | |
c014a02e | 216 | i = sizeof (double) * k; |
0f2d19dd JB |
217 | type = scm_tc7_dvect; |
218 | } | |
0f2d19dd | 219 | |
c014a02e | 220 | SCM_ASSERT_RANGE (1, scm_long2num (k), k <= SCM_UVECTOR_MAX_LENGTH); |
5b9eb8ae | 221 | |
228a24ef DH |
222 | return scm_cell (SCM_MAKE_UVECTOR_TAG (k, type), |
223 | (scm_t_bits) scm_gc_malloc (i, "vector")); | |
0f2d19dd | 224 | } |
a3a32939 DH |
225 | #undef FUNC_NAME |
226 | ||
0f2d19dd | 227 | |
3b3b36dd | 228 | SCM_DEFINE (scm_uniform_vector_length, "uniform-vector-length", 1, 0, 0, |
1e6808ea MG |
229 | (SCM v), |
230 | "Return the number of elements in @var{uve}.") | |
1bbd0b84 | 231 | #define FUNC_NAME s_scm_uniform_vector_length |
0f2d19dd JB |
232 | { |
233 | SCM_ASRTGO (SCM_NIMP (v), badarg1); | |
74014c46 | 234 | switch SCM_TYP7 (v) |
0f2d19dd JB |
235 | { |
236 | default: | |
276dd677 | 237 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
74014c46 DH |
238 | case scm_tc7_vector: |
239 | case scm_tc7_wvect: | |
240 | return SCM_MAKINUM (SCM_VECTOR_LENGTH (v)); | |
0f2d19dd | 241 | case scm_tc7_string: |
74014c46 DH |
242 | return SCM_MAKINUM (SCM_STRING_LENGTH (v)); |
243 | case scm_tc7_bvect: | |
244 | return SCM_MAKINUM (SCM_BITVECTOR_LENGTH (v)); | |
0f2d19dd JB |
245 | case scm_tc7_byvect: |
246 | case scm_tc7_uvect: | |
247 | case scm_tc7_ivect: | |
248 | case scm_tc7_fvect: | |
249 | case scm_tc7_dvect: | |
250 | case scm_tc7_cvect: | |
0f2d19dd | 251 | case scm_tc7_svect: |
2a5cd898 | 252 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
253 | case scm_tc7_llvect: |
254 | #endif | |
74014c46 | 255 | return SCM_MAKINUM (SCM_UVECTOR_LENGTH (v)); |
0f2d19dd JB |
256 | } |
257 | } | |
1bbd0b84 | 258 | #undef FUNC_NAME |
0f2d19dd | 259 | |
3b3b36dd | 260 | SCM_DEFINE (scm_array_p, "array?", 1, 1, 0, |
1bbd0b84 | 261 | (SCM v, SCM prot), |
1e6808ea MG |
262 | "Return @code{#t} if the @var{obj} is an array, and @code{#f} if\n" |
263 | "not. The @var{prototype} argument is used with uniform arrays\n" | |
264 | "and is described elsewhere.") | |
1bbd0b84 | 265 | #define FUNC_NAME s_scm_array_p |
0f2d19dd JB |
266 | { |
267 | int nprot; | |
268 | int enclosed; | |
269 | nprot = SCM_UNBNDP (prot); | |
270 | enclosed = 0; | |
271 | if (SCM_IMP (v)) | |
272 | return SCM_BOOL_F; | |
c209c88e GB |
273 | |
274 | while (SCM_TYP7 (v) == scm_tc7_smob) | |
0f2d19dd | 275 | { |
0f2d19dd JB |
276 | if (!SCM_ARRAYP (v)) |
277 | return SCM_BOOL_F; | |
278 | if (nprot) | |
279 | return SCM_BOOL_T; | |
280 | if (enclosed++) | |
281 | return SCM_BOOL_F; | |
282 | v = SCM_ARRAY_V (v); | |
c209c88e GB |
283 | } |
284 | if (nprot) | |
285 | return SCM_BOOL(nprot); | |
286 | else | |
287 | { | |
288 | int protp = 0; | |
289 | ||
290 | switch (SCM_TYP7 (v)) | |
291 | { | |
292 | case scm_tc7_bvect: | |
9a09deb1 | 293 | protp = (SCM_EQ_P (prot, SCM_BOOL_T)); |
c209c88e | 294 | case scm_tc7_string: |
4260a7fc | 295 | protp = SCM_CHARP(prot) && (SCM_CHAR (prot) != '\0'); |
c209c88e | 296 | case scm_tc7_byvect: |
4260a7fc | 297 | protp = SCM_EQ_P (prot, SCM_MAKE_CHAR ('\0')); |
c209c88e GB |
298 | case scm_tc7_uvect: |
299 | protp = SCM_INUMP(prot) && SCM_INUM(prot)>0; | |
300 | case scm_tc7_ivect: | |
301 | protp = SCM_INUMP(prot) && SCM_INUM(prot)<=0; | |
302 | ||
303 | case scm_tc7_svect: | |
304 | protp = SCM_SYMBOLP (prot) | |
74014c46 | 305 | && (1 == SCM_SYMBOL_LENGTH (prot)) |
86c991c2 | 306 | && ('s' == SCM_SYMBOL_CHARS (prot)[0]); |
2a5cd898 | 307 | #if SCM_SIZEOF_LONG_LONG != 0 |
c209c88e GB |
308 | case scm_tc7_llvect: |
309 | protp = SCM_SYMBOLP (prot) | |
74014c46 | 310 | && (1 == SCM_SYMBOL_LENGTH (prot)) |
86c991c2 | 311 | && ('s' == SCM_SYMBOL_CHARS (prot)[0]); |
0f2d19dd | 312 | #endif |
c209c88e | 313 | case scm_tc7_fvect: |
bc86da5d | 314 | protp = singp (prot); |
c209c88e GB |
315 | case scm_tc7_dvect: |
316 | protp = SCM_REALP(prot); | |
317 | case scm_tc7_cvect: | |
eb42e2f0 | 318 | protp = SCM_COMPLEXP(prot); |
c209c88e GB |
319 | case scm_tc7_vector: |
320 | case scm_tc7_wvect: | |
321 | protp = SCM_NULLP(prot); | |
322 | default: | |
323 | /* no default */ | |
324 | ; | |
325 | } | |
326 | return SCM_BOOL(protp); | |
0f2d19dd | 327 | } |
0f2d19dd | 328 | } |
1bbd0b84 | 329 | #undef FUNC_NAME |
0f2d19dd JB |
330 | |
331 | ||
3b3b36dd | 332 | SCM_DEFINE (scm_array_rank, "array-rank", 1, 0, 0, |
1bbd0b84 | 333 | (SCM ra), |
1e6808ea MG |
334 | "Return the number of dimensions of @var{obj}. If @var{obj} is\n" |
335 | "not an array, @code{0} is returned.") | |
1bbd0b84 | 336 | #define FUNC_NAME s_scm_array_rank |
0f2d19dd JB |
337 | { |
338 | if (SCM_IMP (ra)) | |
1bbd0b84 | 339 | return SCM_INUM0; |
0f2d19dd JB |
340 | switch (SCM_TYP7 (ra)) |
341 | { | |
342 | default: | |
343 | return SCM_INUM0; | |
344 | case scm_tc7_string: | |
345 | case scm_tc7_vector: | |
95f5b0f5 | 346 | case scm_tc7_wvect: |
0f2d19dd JB |
347 | case scm_tc7_byvect: |
348 | case scm_tc7_uvect: | |
349 | case scm_tc7_ivect: | |
350 | case scm_tc7_fvect: | |
351 | case scm_tc7_cvect: | |
352 | case scm_tc7_dvect: | |
2a5cd898 | 353 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
354 | case scm_tc7_llvect: |
355 | #endif | |
356 | case scm_tc7_svect: | |
357 | return SCM_MAKINUM (1L); | |
358 | case scm_tc7_smob: | |
359 | if (SCM_ARRAYP (ra)) | |
360 | return SCM_MAKINUM (SCM_ARRAY_NDIM (ra)); | |
361 | return SCM_INUM0; | |
362 | } | |
363 | } | |
1bbd0b84 | 364 | #undef FUNC_NAME |
0f2d19dd JB |
365 | |
366 | ||
3b3b36dd | 367 | SCM_DEFINE (scm_array_dimensions, "array-dimensions", 1, 0, 0, |
1bbd0b84 | 368 | (SCM ra), |
b380b885 MD |
369 | "@code{Array-dimensions} is similar to @code{array-shape} but replaces\n" |
370 | "elements with a @code{0} minimum with one greater than the maximum. So:\n" | |
1e6808ea | 371 | "@lisp\n" |
b380b885 | 372 | "(array-dimensions (make-array 'foo '(-1 3) 5)) @result{} ((-1 3) 5)\n" |
1e6808ea | 373 | "@end lisp") |
1bbd0b84 | 374 | #define FUNC_NAME s_scm_array_dimensions |
0f2d19dd JB |
375 | { |
376 | SCM res = SCM_EOL; | |
1be6b49c | 377 | size_t k; |
92c2555f | 378 | scm_t_array_dim *s; |
0f2d19dd | 379 | if (SCM_IMP (ra)) |
1bbd0b84 | 380 | return SCM_BOOL_F; |
0f2d19dd JB |
381 | switch (SCM_TYP7 (ra)) |
382 | { | |
383 | default: | |
384 | return SCM_BOOL_F; | |
385 | case scm_tc7_string: | |
386 | case scm_tc7_vector: | |
95f5b0f5 | 387 | case scm_tc7_wvect: |
0f2d19dd JB |
388 | case scm_tc7_bvect: |
389 | case scm_tc7_byvect: | |
390 | case scm_tc7_uvect: | |
391 | case scm_tc7_ivect: | |
392 | case scm_tc7_fvect: | |
393 | case scm_tc7_cvect: | |
394 | case scm_tc7_dvect: | |
395 | case scm_tc7_svect: | |
2a5cd898 | 396 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
397 | case scm_tc7_llvect: |
398 | #endif | |
74014c46 | 399 | return scm_cons (scm_uniform_vector_length (ra), SCM_EOL); |
0f2d19dd JB |
400 | case scm_tc7_smob: |
401 | if (!SCM_ARRAYP (ra)) | |
402 | return SCM_BOOL_F; | |
403 | k = SCM_ARRAY_NDIM (ra); | |
404 | s = SCM_ARRAY_DIMS (ra); | |
405 | while (k--) | |
e2d37336 MD |
406 | res = scm_cons (s[k].lbnd |
407 | ? scm_cons2 (SCM_MAKINUM (s[k].lbnd), | |
408 | SCM_MAKINUM (s[k].ubnd), | |
409 | SCM_EOL) | |
410 | : SCM_MAKINUM (1 + s[k].ubnd), | |
411 | res); | |
0f2d19dd JB |
412 | return res; |
413 | } | |
414 | } | |
1bbd0b84 | 415 | #undef FUNC_NAME |
0f2d19dd JB |
416 | |
417 | ||
e2d37336 MD |
418 | SCM_DEFINE (scm_shared_array_root, "shared-array-root", 1, 0, 0, |
419 | (SCM ra), | |
420 | "Return the root vector of a shared array.") | |
421 | #define FUNC_NAME s_scm_shared_array_root | |
422 | { | |
423 | SCM_ASSERT (SCM_ARRAYP (ra), ra, SCM_ARG1, FUNC_NAME); | |
424 | return SCM_ARRAY_V (ra); | |
425 | } | |
426 | #undef FUNC_NAME | |
427 | ||
428 | ||
429 | SCM_DEFINE (scm_shared_array_offset, "shared-array-offset", 1, 0, 0, | |
430 | (SCM ra), | |
431 | "Return the root vector index of the first element in the array.") | |
432 | #define FUNC_NAME s_scm_shared_array_offset | |
433 | { | |
434 | SCM_ASSERT (SCM_ARRAYP (ra), ra, SCM_ARG1, FUNC_NAME); | |
435 | return SCM_MAKINUM (SCM_ARRAY_BASE (ra)); | |
436 | } | |
437 | #undef FUNC_NAME | |
438 | ||
439 | ||
440 | SCM_DEFINE (scm_shared_array_increments, "shared-array-increments", 1, 0, 0, | |
441 | (SCM ra), | |
442 | "For each dimension, return the distance between elements in the root vector.") | |
443 | #define FUNC_NAME s_scm_shared_array_increments | |
444 | { | |
445 | SCM res = SCM_EOL; | |
1be6b49c | 446 | size_t k; |
92c2555f | 447 | scm_t_array_dim *s; |
e2d37336 MD |
448 | SCM_ASSERT (SCM_ARRAYP (ra), ra, SCM_ARG1, FUNC_NAME); |
449 | k = SCM_ARRAY_NDIM (ra); | |
450 | s = SCM_ARRAY_DIMS (ra); | |
451 | while (k--) | |
452 | res = scm_cons (SCM_MAKINUM (s[k].inc), res); | |
453 | return res; | |
454 | } | |
455 | #undef FUNC_NAME | |
456 | ||
457 | ||
0f2d19dd JB |
458 | static char s_bad_ind[] = "Bad scm_array index"; |
459 | ||
1cc91f1b | 460 | |
c014a02e | 461 | long |
1bbd0b84 | 462 | scm_aind (SCM ra, SCM args, const char *what) |
b3fcac34 | 463 | #define FUNC_NAME what |
0f2d19dd JB |
464 | { |
465 | SCM ind; | |
c014a02e ML |
466 | register long j; |
467 | register unsigned long pos = SCM_ARRAY_BASE (ra); | |
468 | register unsigned long k = SCM_ARRAY_NDIM (ra); | |
92c2555f | 469 | scm_t_array_dim *s = SCM_ARRAY_DIMS (ra); |
0f2d19dd | 470 | if (SCM_INUMP (args)) |
0f2d19dd | 471 | { |
b3fcac34 DH |
472 | if (k != 1) |
473 | scm_error_num_args_subr (what); | |
0f2d19dd JB |
474 | return pos + (SCM_INUM (args) - s->lbnd) * (s->inc); |
475 | } | |
1be6b49c | 476 | while (k && !SCM_NULLP (args)) |
0f2d19dd JB |
477 | { |
478 | ind = SCM_CAR (args); | |
479 | args = SCM_CDR (args); | |
b3fcac34 DH |
480 | if (!SCM_INUMP (ind)) |
481 | scm_misc_error (what, s_bad_ind, SCM_EOL); | |
0f2d19dd | 482 | j = SCM_INUM (ind); |
685c0d71 DH |
483 | if (j < s->lbnd || j > s->ubnd) |
484 | scm_out_of_range (what, ind); | |
0f2d19dd JB |
485 | pos += (j - s->lbnd) * (s->inc); |
486 | k--; | |
487 | s++; | |
488 | } | |
b3fcac34 DH |
489 | if (k != 0 || !SCM_NULLP (args)) |
490 | scm_error_num_args_subr (what); | |
491 | ||
0f2d19dd JB |
492 | return pos; |
493 | } | |
b3fcac34 | 494 | #undef FUNC_NAME |
0f2d19dd | 495 | |
1cc91f1b | 496 | |
0f2d19dd | 497 | SCM |
1bbd0b84 | 498 | scm_make_ra (int ndim) |
0f2d19dd JB |
499 | { |
500 | SCM ra; | |
0f2d19dd | 501 | SCM_DEFER_INTS; |
92c2555f | 502 | SCM_NEWSMOB(ra, ((scm_t_bits) ndim << 17) + scm_tc16_array, |
4c9419ac MV |
503 | scm_gc_malloc ((sizeof (scm_t_array) + |
504 | ndim * sizeof (scm_t_array_dim)), | |
505 | "array")); | |
0f2d19dd JB |
506 | SCM_ARRAY_V (ra) = scm_nullvect; |
507 | SCM_ALLOW_INTS; | |
508 | return ra; | |
509 | } | |
510 | ||
511 | static char s_bad_spec[] = "Bad scm_array dimension"; | |
512 | /* Increments will still need to be set. */ | |
513 | ||
1cc91f1b | 514 | |
0f2d19dd | 515 | SCM |
1bbd0b84 | 516 | scm_shap2ra (SCM args, const char *what) |
0f2d19dd | 517 | { |
92c2555f | 518 | scm_t_array_dim *s; |
0f2d19dd JB |
519 | SCM ra, spec, sp; |
520 | int ndim = scm_ilength (args); | |
b3fcac34 DH |
521 | if (ndim < 0) |
522 | scm_misc_error (what, s_bad_spec, SCM_EOL); | |
523 | ||
0f2d19dd JB |
524 | ra = scm_make_ra (ndim); |
525 | SCM_ARRAY_BASE (ra) = 0; | |
526 | s = SCM_ARRAY_DIMS (ra); | |
a3a32939 | 527 | for (; !SCM_NULLP (args); s++, args = SCM_CDR (args)) |
0f2d19dd JB |
528 | { |
529 | spec = SCM_CAR (args); | |
a3a32939 | 530 | if (SCM_INUMP (spec)) |
0f2d19dd | 531 | { |
b3fcac34 DH |
532 | if (SCM_INUM (spec) < 0) |
533 | scm_misc_error (what, s_bad_spec, SCM_EOL); | |
0f2d19dd JB |
534 | s->lbnd = 0; |
535 | s->ubnd = SCM_INUM (spec) - 1; | |
536 | s->inc = 1; | |
537 | } | |
538 | else | |
539 | { | |
b3fcac34 DH |
540 | if (!SCM_CONSP (spec) || !SCM_INUMP (SCM_CAR (spec))) |
541 | scm_misc_error (what, s_bad_spec, SCM_EOL); | |
0f2d19dd JB |
542 | s->lbnd = SCM_INUM (SCM_CAR (spec)); |
543 | sp = SCM_CDR (spec); | |
b3fcac34 DH |
544 | if (!SCM_CONSP (sp) |
545 | || !SCM_INUMP (SCM_CAR (sp)) | |
546 | || !SCM_NULLP (SCM_CDR (sp))) | |
547 | scm_misc_error (what, s_bad_spec, SCM_EOL); | |
0f2d19dd JB |
548 | s->ubnd = SCM_INUM (SCM_CAR (sp)); |
549 | s->inc = 1; | |
550 | } | |
551 | } | |
552 | return ra; | |
553 | } | |
554 | ||
3b3b36dd | 555 | SCM_DEFINE (scm_dimensions_to_uniform_array, "dimensions->uniform-array", 2, 1, 0, |
1e6808ea | 556 | (SCM dims, SCM prot, SCM fill), |
8f85c0c6 | 557 | "@deffnx {Scheme Procedure} make-uniform-vector length prototype [fill]\n" |
1e6808ea MG |
558 | "Create and return a uniform array or vector of type\n" |
559 | "corresponding to @var{prototype} with dimensions @var{dims} or\n" | |
560 | "length @var{length}. If @var{fill} is supplied, it's used to\n" | |
561 | "fill the array, otherwise @var{prototype} is used.") | |
1bbd0b84 | 562 | #define FUNC_NAME s_scm_dimensions_to_uniform_array |
0f2d19dd | 563 | { |
1be6b49c | 564 | size_t k; |
c014a02e | 565 | unsigned long rlen = 1; |
92c2555f | 566 | scm_t_array_dim *s; |
0f2d19dd | 567 | SCM ra; |
1be6b49c | 568 | |
0f2d19dd | 569 | if (SCM_INUMP (dims)) |
cda139a7 | 570 | { |
5b9eb8ae | 571 | SCM answer = scm_make_uve (SCM_INUM (dims), prot); |
a3a32939 DH |
572 | if (!SCM_UNBNDP (fill)) |
573 | scm_array_fill_x (answer, fill); | |
574 | else if (SCM_SYMBOLP (prot)) | |
575 | scm_array_fill_x (answer, SCM_MAKINUM (0)); | |
576 | else | |
577 | scm_array_fill_x (answer, prot); | |
578 | return answer; | |
cda139a7 | 579 | } |
1be6b49c | 580 | |
0c95b57d GB |
581 | SCM_ASSERT (SCM_NULLP (dims) || SCM_CONSP (dims), |
582 | dims, SCM_ARG1, FUNC_NAME); | |
1bbd0b84 | 583 | ra = scm_shap2ra (dims, FUNC_NAME); |
e038c042 | 584 | SCM_SET_ARRAY_CONTIGUOUS_FLAG (ra); |
0f2d19dd JB |
585 | s = SCM_ARRAY_DIMS (ra); |
586 | k = SCM_ARRAY_NDIM (ra); | |
1be6b49c | 587 | |
0f2d19dd JB |
588 | while (k--) |
589 | { | |
a3a32939 DH |
590 | s[k].inc = rlen; |
591 | SCM_ASSERT_RANGE (1, dims, s[k].lbnd <= s[k].ubnd); | |
0f2d19dd | 592 | rlen = (s[k].ubnd - s[k].lbnd + 1) * s[k].inc; |
0f2d19dd | 593 | } |
a3a32939 | 594 | |
a3a32939 DH |
595 | SCM_ARRAY_V (ra) = scm_make_uve (rlen, prot); |
596 | ||
5c11cc9d | 597 | if (!SCM_UNBNDP (fill)) |
a3a32939 | 598 | scm_array_fill_x (ra, fill); |
0c95b57d | 599 | else if (SCM_SYMBOLP (prot)) |
0f2d19dd JB |
600 | scm_array_fill_x (ra, SCM_MAKINUM (0)); |
601 | else | |
602 | scm_array_fill_x (ra, prot); | |
a3a32939 | 603 | |
0f2d19dd | 604 | if (1 == SCM_ARRAY_NDIM (ra) && 0 == SCM_ARRAY_BASE (ra)) |
c014a02e | 605 | if (s->ubnd < s->lbnd || (0 == s->lbnd && 1 == s->inc)) |
0f2d19dd JB |
606 | return SCM_ARRAY_V (ra); |
607 | return ra; | |
608 | } | |
1bbd0b84 | 609 | #undef FUNC_NAME |
0f2d19dd | 610 | |
1cc91f1b | 611 | |
0f2d19dd | 612 | void |
1bbd0b84 | 613 | scm_ra_set_contp (SCM ra) |
0f2d19dd | 614 | { |
1be6b49c | 615 | size_t k = SCM_ARRAY_NDIM (ra); |
0f2d19dd | 616 | if (k) |
0f2d19dd | 617 | { |
c014a02e | 618 | long inc = SCM_ARRAY_DIMS (ra)[k - 1].inc; |
fe0c6dae | 619 | while (k--) |
0f2d19dd | 620 | { |
fe0c6dae JB |
621 | if (inc != SCM_ARRAY_DIMS (ra)[k].inc) |
622 | { | |
e038c042 | 623 | SCM_CLR_ARRAY_CONTIGUOUS_FLAG (ra); |
fe0c6dae JB |
624 | return; |
625 | } | |
626 | inc *= (SCM_ARRAY_DIMS (ra)[k].ubnd | |
627 | - SCM_ARRAY_DIMS (ra)[k].lbnd + 1); | |
0f2d19dd | 628 | } |
0f2d19dd | 629 | } |
e038c042 | 630 | SCM_SET_ARRAY_CONTIGUOUS_FLAG (ra); |
0f2d19dd JB |
631 | } |
632 | ||
633 | ||
3b3b36dd | 634 | SCM_DEFINE (scm_make_shared_array, "make-shared-array", 2, 0, 1, |
1bbd0b84 | 635 | (SCM oldra, SCM mapfunc, SCM dims), |
b380b885 MD |
636 | "@code{make-shared-array} can be used to create shared subarrays of other\n" |
637 | "arrays. The @var{mapper} is a function that translates coordinates in\n" | |
638 | "the new array into coordinates in the old array. A @var{mapper} must be\n" | |
639 | "linear, and its range must stay within the bounds of the old array, but\n" | |
640 | "it can be otherwise arbitrary. A simple example:\n" | |
1e6808ea | 641 | "@lisp\n" |
b380b885 MD |
642 | "(define fred (make-array #f 8 8))\n" |
643 | "(define freds-diagonal\n" | |
644 | " (make-shared-array fred (lambda (i) (list i i)) 8))\n" | |
645 | "(array-set! freds-diagonal 'foo 3)\n" | |
646 | "(array-ref fred 3 3) @result{} foo\n" | |
647 | "(define freds-center\n" | |
648 | " (make-shared-array fred (lambda (i j) (list (+ 3 i) (+ 3 j))) 2 2))\n" | |
649 | "(array-ref freds-center 0 0) @result{} foo\n" | |
1e6808ea | 650 | "@end lisp") |
1bbd0b84 | 651 | #define FUNC_NAME s_scm_make_shared_array |
0f2d19dd JB |
652 | { |
653 | SCM ra; | |
654 | SCM inds, indptr; | |
655 | SCM imap; | |
c014a02e ML |
656 | size_t k, i; |
657 | long old_min, new_min, old_max, new_max; | |
92c2555f | 658 | scm_t_array_dim *s; |
b3fcac34 DH |
659 | |
660 | SCM_VALIDATE_REST_ARGUMENT (dims); | |
34d19ef6 HWN |
661 | SCM_VALIDATE_ARRAY (1, oldra); |
662 | SCM_VALIDATE_PROC (2, mapfunc); | |
1bbd0b84 | 663 | ra = scm_shap2ra (dims, FUNC_NAME); |
0f2d19dd JB |
664 | if (SCM_ARRAYP (oldra)) |
665 | { | |
666 | SCM_ARRAY_V (ra) = SCM_ARRAY_V (oldra); | |
667 | old_min = old_max = SCM_ARRAY_BASE (oldra); | |
668 | s = SCM_ARRAY_DIMS (oldra); | |
669 | k = SCM_ARRAY_NDIM (oldra); | |
670 | while (k--) | |
671 | { | |
672 | if (s[k].inc > 0) | |
673 | old_max += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
674 | else | |
675 | old_min += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
676 | } | |
677 | } | |
678 | else | |
679 | { | |
680 | SCM_ARRAY_V (ra) = oldra; | |
681 | old_min = 0; | |
74014c46 | 682 | old_max = SCM_INUM (scm_uniform_vector_length (oldra)) - 1; |
0f2d19dd JB |
683 | } |
684 | inds = SCM_EOL; | |
685 | s = SCM_ARRAY_DIMS (ra); | |
686 | for (k = 0; k < SCM_ARRAY_NDIM (ra); k++) | |
687 | { | |
688 | inds = scm_cons (SCM_MAKINUM (s[k].lbnd), inds); | |
689 | if (s[k].ubnd < s[k].lbnd) | |
690 | { | |
691 | if (1 == SCM_ARRAY_NDIM (ra)) | |
692 | ra = scm_make_uve (0L, scm_array_prototype (ra)); | |
693 | else | |
694 | SCM_ARRAY_V (ra) = scm_make_uve (0L, scm_array_prototype (ra)); | |
695 | return ra; | |
696 | } | |
697 | } | |
fdc28395 | 698 | imap = scm_apply_0 (mapfunc, scm_reverse (inds)); |
0f2d19dd | 699 | if (SCM_ARRAYP (oldra)) |
c014a02e | 700 | i = (size_t) scm_aind (oldra, imap, FUNC_NAME); |
0f2d19dd JB |
701 | else |
702 | { | |
703 | if (SCM_NINUMP (imap)) | |
704 | ||
705 | { | |
b3fcac34 DH |
706 | if (scm_ilength (imap) != 1 || !SCM_INUMP (SCM_CAR (imap))) |
707 | SCM_MISC_ERROR (s_bad_ind, SCM_EOL); | |
0f2d19dd JB |
708 | imap = SCM_CAR (imap); |
709 | } | |
710 | i = SCM_INUM (imap); | |
711 | } | |
712 | SCM_ARRAY_BASE (ra) = new_min = new_max = i; | |
713 | indptr = inds; | |
714 | k = SCM_ARRAY_NDIM (ra); | |
715 | while (k--) | |
716 | { | |
717 | if (s[k].ubnd > s[k].lbnd) | |
718 | { | |
898a256f | 719 | SCM_SETCAR (indptr, SCM_MAKINUM (SCM_INUM (SCM_CAR (indptr)) + 1)); |
fdc28395 | 720 | imap = scm_apply_0 (mapfunc, scm_reverse (inds)); |
0f2d19dd JB |
721 | if (SCM_ARRAYP (oldra)) |
722 | ||
1bbd0b84 | 723 | s[k].inc = scm_aind (oldra, imap, FUNC_NAME) - i; |
0f2d19dd JB |
724 | else |
725 | { | |
726 | if (SCM_NINUMP (imap)) | |
0f2d19dd | 727 | { |
b3fcac34 DH |
728 | if (scm_ilength (imap) != 1 || !SCM_INUMP (SCM_CAR (imap))) |
729 | SCM_MISC_ERROR (s_bad_ind, SCM_EOL); | |
0f2d19dd JB |
730 | imap = SCM_CAR (imap); |
731 | } | |
732 | s[k].inc = (long) SCM_INUM (imap) - i; | |
733 | } | |
734 | i += s[k].inc; | |
735 | if (s[k].inc > 0) | |
736 | new_max += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
737 | else | |
738 | new_min += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
739 | } | |
740 | else | |
741 | s[k].inc = new_max - new_min + 1; /* contiguous by default */ | |
742 | indptr = SCM_CDR (indptr); | |
743 | } | |
b3fcac34 DH |
744 | if (old_min > new_min || old_max < new_max) |
745 | SCM_MISC_ERROR ("mapping out of range", SCM_EOL); | |
0f2d19dd JB |
746 | if (1 == SCM_ARRAY_NDIM (ra) && 0 == SCM_ARRAY_BASE (ra)) |
747 | { | |
74014c46 | 748 | SCM v = SCM_ARRAY_V (ra); |
c014a02e | 749 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (v)); |
74014c46 DH |
750 | if (1 == s->inc && 0 == s->lbnd && length == 1 + s->ubnd) |
751 | return v; | |
0f2d19dd JB |
752 | if (s->ubnd < s->lbnd) |
753 | return scm_make_uve (0L, scm_array_prototype (ra)); | |
754 | } | |
755 | scm_ra_set_contp (ra); | |
756 | return ra; | |
757 | } | |
1bbd0b84 | 758 | #undef FUNC_NAME |
0f2d19dd JB |
759 | |
760 | ||
761 | /* args are RA . DIMS */ | |
af45e3b0 DH |
762 | SCM_DEFINE (scm_transpose_array, "transpose-array", 1, 0, 1, |
763 | (SCM ra, SCM args), | |
1e6808ea MG |
764 | "Return an array sharing contents with @var{array}, but with\n" |
765 | "dimensions arranged in a different order. There must be one\n" | |
766 | "@var{dim} argument for each dimension of @var{array}.\n" | |
767 | "@var{dim0}, @var{dim1}, @dots{} should be integers between 0\n" | |
768 | "and the rank of the array to be returned. Each integer in that\n" | |
769 | "range must appear at least once in the argument list.\n" | |
770 | "\n" | |
771 | "The values of @var{dim0}, @var{dim1}, @dots{} correspond to\n" | |
772 | "dimensions in the array to be returned, their positions in the\n" | |
773 | "argument list to dimensions of @var{array}. Several @var{dim}s\n" | |
774 | "may have the same value, in which case the returned array will\n" | |
775 | "have smaller rank than @var{array}.\n" | |
776 | "\n" | |
777 | "@lisp\n" | |
b380b885 MD |
778 | "(transpose-array '#2((a b) (c d)) 1 0) @result{} #2((a c) (b d))\n" |
779 | "(transpose-array '#2((a b) (c d)) 0 0) @result{} #1(a d)\n" | |
780 | "(transpose-array '#3(((a b c) (d e f)) ((1 2 3) (4 5 6))) 1 1 0) @result{}\n" | |
781 | " #2((a 4) (b 5) (c 6))\n" | |
1e6808ea | 782 | "@end lisp") |
1bbd0b84 | 783 | #define FUNC_NAME s_scm_transpose_array |
0f2d19dd | 784 | { |
34d19ef6 HWN |
785 | SCM res, vargs; |
786 | SCM const *ve = &vargs; | |
92c2555f | 787 | scm_t_array_dim *s, *r; |
0f2d19dd | 788 | int ndim, i, k; |
af45e3b0 | 789 | |
b3fcac34 | 790 | SCM_VALIDATE_REST_ARGUMENT (args); |
1bbd0b84 | 791 | SCM_ASSERT (SCM_NIMP (ra), ra, SCM_ARG1, FUNC_NAME); |
f5bf2977 | 792 | switch (SCM_TYP7 (ra)) |
0f2d19dd JB |
793 | { |
794 | default: | |
276dd677 | 795 | badarg:SCM_WRONG_TYPE_ARG (1, ra); |
0f2d19dd JB |
796 | case scm_tc7_bvect: |
797 | case scm_tc7_string: | |
798 | case scm_tc7_byvect: | |
799 | case scm_tc7_uvect: | |
800 | case scm_tc7_ivect: | |
801 | case scm_tc7_fvect: | |
802 | case scm_tc7_dvect: | |
803 | case scm_tc7_cvect: | |
804 | case scm_tc7_svect: | |
2a5cd898 | 805 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
806 | case scm_tc7_llvect: |
807 | #endif | |
b3fcac34 DH |
808 | if (SCM_NULLP (args) || !SCM_NULLP (SCM_CDR (args))) |
809 | SCM_WRONG_NUM_ARGS (); | |
810 | SCM_VALIDATE_INUM (SCM_ARG2, SCM_CAR (args)); | |
685c0d71 DH |
811 | SCM_ASSERT_RANGE (SCM_ARG2, SCM_CAR (args), |
812 | SCM_EQ_P (SCM_INUM0, SCM_CAR (args))); | |
0f2d19dd JB |
813 | return ra; |
814 | case scm_tc7_smob: | |
815 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg); | |
816 | vargs = scm_vector (args); | |
b3fcac34 DH |
817 | if (SCM_VECTOR_LENGTH (vargs) != SCM_ARRAY_NDIM (ra)) |
818 | SCM_WRONG_NUM_ARGS (); | |
819 | ve = SCM_VELTS (vargs); | |
0f2d19dd JB |
820 | ndim = 0; |
821 | for (k = 0; k < SCM_ARRAY_NDIM (ra); k++) | |
822 | { | |
20a54673 | 823 | SCM_ASSERT (SCM_INUMP (ve[k]), ve[k], (SCM_ARG2 + k), |
1bbd0b84 | 824 | FUNC_NAME); |
0f2d19dd | 825 | i = SCM_INUM (ve[k]); |
685c0d71 DH |
826 | if (i < 0 || i >= SCM_ARRAY_NDIM (ra)) |
827 | scm_out_of_range (FUNC_NAME, ve[k]); | |
0f2d19dd JB |
828 | if (ndim < i) |
829 | ndim = i; | |
830 | } | |
831 | ndim++; | |
832 | res = scm_make_ra (ndim); | |
833 | SCM_ARRAY_V (res) = SCM_ARRAY_V (ra); | |
834 | SCM_ARRAY_BASE (res) = SCM_ARRAY_BASE (ra); | |
835 | for (k = ndim; k--;) | |
836 | { | |
837 | SCM_ARRAY_DIMS (res)[k].lbnd = 0; | |
838 | SCM_ARRAY_DIMS (res)[k].ubnd = -1; | |
839 | } | |
840 | for (k = SCM_ARRAY_NDIM (ra); k--;) | |
841 | { | |
842 | i = SCM_INUM (ve[k]); | |
843 | s = &(SCM_ARRAY_DIMS (ra)[k]); | |
844 | r = &(SCM_ARRAY_DIMS (res)[i]); | |
845 | if (r->ubnd < r->lbnd) | |
846 | { | |
847 | r->lbnd = s->lbnd; | |
848 | r->ubnd = s->ubnd; | |
849 | r->inc = s->inc; | |
850 | ndim--; | |
851 | } | |
852 | else | |
853 | { | |
854 | if (r->ubnd > s->ubnd) | |
855 | r->ubnd = s->ubnd; | |
856 | if (r->lbnd < s->lbnd) | |
857 | { | |
858 | SCM_ARRAY_BASE (res) += (s->lbnd - r->lbnd) * r->inc; | |
859 | r->lbnd = s->lbnd; | |
860 | } | |
861 | r->inc += s->inc; | |
862 | } | |
863 | } | |
b3fcac34 DH |
864 | if (ndim > 0) |
865 | SCM_MISC_ERROR ("bad argument list", SCM_EOL); | |
0f2d19dd JB |
866 | scm_ra_set_contp (res); |
867 | return res; | |
868 | } | |
869 | } | |
1bbd0b84 | 870 | #undef FUNC_NAME |
0f2d19dd JB |
871 | |
872 | /* args are RA . AXES */ | |
af45e3b0 DH |
873 | SCM_DEFINE (scm_enclose_array, "enclose-array", 1, 0, 1, |
874 | (SCM ra, SCM axes), | |
b380b885 MD |
875 | "@var{dim0}, @var{dim1} @dots{} should be nonnegative integers less than\n" |
876 | "the rank of @var{array}. @var{enclose-array} returns an array\n" | |
877 | "resembling an array of shared arrays. The dimensions of each shared\n" | |
878 | "array are the same as the @var{dim}th dimensions of the original array,\n" | |
879 | "the dimensions of the outer array are the same as those of the original\n" | |
880 | "array that did not match a @var{dim}.\n\n" | |
881 | "An enclosed array is not a general Scheme array. Its elements may not\n" | |
882 | "be set using @code{array-set!}. Two references to the same element of\n" | |
883 | "an enclosed array will be @code{equal?} but will not in general be\n" | |
884 | "@code{eq?}. The value returned by @var{array-prototype} when given an\n" | |
885 | "enclosed array is unspecified.\n\n" | |
886 | "examples:\n" | |
1e6808ea | 887 | "@lisp\n" |
b380b885 MD |
888 | "(enclose-array '#3(((a b c) (d e f)) ((1 2 3) (4 5 6))) 1) @result{}\n" |
889 | " #<enclosed-array (#1(a d) #1(b e) #1(c f)) (#1(1 4) #1(2 5) #1(3 6))>\n\n" | |
890 | "(enclose-array '#3(((a b c) (d e f)) ((1 2 3) (4 5 6))) 1 0) @result{}\n" | |
891 | " #<enclosed-array #2((a 1) (d 4)) #2((b 2) (e 5)) #2((c 3) (f 6))>\n" | |
1e6808ea | 892 | "@end lisp") |
1bbd0b84 | 893 | #define FUNC_NAME s_scm_enclose_array |
0f2d19dd | 894 | { |
af45e3b0 | 895 | SCM axv, res, ra_inr; |
92c2555f | 896 | scm_t_array_dim vdim, *s = &vdim; |
0f2d19dd | 897 | int ndim, j, k, ninr, noutr; |
af45e3b0 | 898 | |
b3fcac34 | 899 | SCM_VALIDATE_REST_ARGUMENT (axes); |
0f2d19dd | 900 | if (SCM_NULLP (axes)) |
0f2d19dd JB |
901 | axes = scm_cons ((SCM_ARRAYP (ra) ? SCM_MAKINUM (SCM_ARRAY_NDIM (ra) - 1) : SCM_INUM0), SCM_EOL); |
902 | ninr = scm_ilength (axes); | |
b3fcac34 DH |
903 | if (ninr < 0) |
904 | SCM_WRONG_NUM_ARGS (); | |
0f2d19dd JB |
905 | ra_inr = scm_make_ra (ninr); |
906 | SCM_ASRTGO (SCM_NIMP (ra), badarg1); | |
74014c46 | 907 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
908 | { |
909 | default: | |
276dd677 | 910 | badarg1:SCM_WRONG_TYPE_ARG (1, ra); |
0f2d19dd JB |
911 | case scm_tc7_string: |
912 | case scm_tc7_bvect: | |
913 | case scm_tc7_byvect: | |
914 | case scm_tc7_uvect: | |
915 | case scm_tc7_ivect: | |
916 | case scm_tc7_fvect: | |
917 | case scm_tc7_dvect: | |
918 | case scm_tc7_cvect: | |
919 | case scm_tc7_vector: | |
95f5b0f5 | 920 | case scm_tc7_wvect: |
0f2d19dd | 921 | case scm_tc7_svect: |
2a5cd898 | 922 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
923 | case scm_tc7_llvect: |
924 | #endif | |
925 | s->lbnd = 0; | |
74014c46 | 926 | s->ubnd = SCM_INUM (scm_uniform_vector_length (ra)) - 1; |
0f2d19dd JB |
927 | s->inc = 1; |
928 | SCM_ARRAY_V (ra_inr) = ra; | |
929 | SCM_ARRAY_BASE (ra_inr) = 0; | |
930 | ndim = 1; | |
931 | break; | |
932 | case scm_tc7_smob: | |
933 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg1); | |
934 | s = SCM_ARRAY_DIMS (ra); | |
935 | SCM_ARRAY_V (ra_inr) = SCM_ARRAY_V (ra); | |
936 | SCM_ARRAY_BASE (ra_inr) = SCM_ARRAY_BASE (ra); | |
937 | ndim = SCM_ARRAY_NDIM (ra); | |
938 | break; | |
939 | } | |
940 | noutr = ndim - ninr; | |
b3fcac34 DH |
941 | if (noutr < 0) |
942 | SCM_WRONG_NUM_ARGS (); | |
7866a09b | 943 | axv = scm_make_string (SCM_MAKINUM (ndim), SCM_MAKE_CHAR (0)); |
0f2d19dd JB |
944 | res = scm_make_ra (noutr); |
945 | SCM_ARRAY_BASE (res) = SCM_ARRAY_BASE (ra_inr); | |
946 | SCM_ARRAY_V (res) = ra_inr; | |
947 | for (k = 0; k < ninr; k++, axes = SCM_CDR (axes)) | |
948 | { | |
b3fcac34 DH |
949 | if (!SCM_INUMP (SCM_CAR (axes))) |
950 | SCM_MISC_ERROR ("bad axis", SCM_EOL); | |
0f2d19dd JB |
951 | j = SCM_INUM (SCM_CAR (axes)); |
952 | SCM_ARRAY_DIMS (ra_inr)[k].lbnd = s[j].lbnd; | |
953 | SCM_ARRAY_DIMS (ra_inr)[k].ubnd = s[j].ubnd; | |
954 | SCM_ARRAY_DIMS (ra_inr)[k].inc = s[j].inc; | |
405aaef9 | 955 | SCM_STRING_CHARS (axv)[j] = 1; |
0f2d19dd JB |
956 | } |
957 | for (j = 0, k = 0; k < noutr; k++, j++) | |
958 | { | |
405aaef9 | 959 | while (SCM_STRING_CHARS (axv)[j]) |
0f2d19dd JB |
960 | j++; |
961 | SCM_ARRAY_DIMS (res)[k].lbnd = s[j].lbnd; | |
962 | SCM_ARRAY_DIMS (res)[k].ubnd = s[j].ubnd; | |
963 | SCM_ARRAY_DIMS (res)[k].inc = s[j].inc; | |
964 | } | |
965 | scm_ra_set_contp (ra_inr); | |
966 | scm_ra_set_contp (res); | |
967 | return res; | |
968 | } | |
1bbd0b84 | 969 | #undef FUNC_NAME |
0f2d19dd JB |
970 | |
971 | ||
972 | ||
af45e3b0 DH |
973 | SCM_DEFINE (scm_array_in_bounds_p, "array-in-bounds?", 1, 0, 1, |
974 | (SCM v, SCM args), | |
1e6808ea MG |
975 | "Return @code{#t} if its arguments would be acceptable to\n" |
976 | "@code{array-ref}.") | |
1bbd0b84 | 977 | #define FUNC_NAME s_scm_array_in_bounds_p |
0f2d19dd | 978 | { |
af45e3b0 | 979 | SCM ind = SCM_EOL; |
c014a02e | 980 | long pos = 0; |
1be6b49c | 981 | register size_t k; |
c014a02e | 982 | register long j; |
92c2555f | 983 | scm_t_array_dim *s; |
af45e3b0 | 984 | |
b3fcac34 | 985 | SCM_VALIDATE_REST_ARGUMENT (args); |
0f2d19dd JB |
986 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
987 | if (SCM_NIMP (args)) | |
988 | ||
989 | { | |
990 | ind = SCM_CAR (args); | |
991 | args = SCM_CDR (args); | |
1bbd0b84 | 992 | SCM_ASSERT (SCM_INUMP (ind), ind, SCM_ARG2, FUNC_NAME); |
0f2d19dd JB |
993 | pos = SCM_INUM (ind); |
994 | } | |
995 | tail: | |
74014c46 | 996 | switch SCM_TYP7 (v) |
0f2d19dd JB |
997 | { |
998 | default: | |
276dd677 | 999 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
b3fcac34 | 1000 | wna: SCM_WRONG_NUM_ARGS (); |
0f2d19dd JB |
1001 | case scm_tc7_smob: |
1002 | k = SCM_ARRAY_NDIM (v); | |
1003 | s = SCM_ARRAY_DIMS (v); | |
1004 | pos = SCM_ARRAY_BASE (v); | |
1005 | if (!k) | |
1006 | { | |
1007 | SCM_ASRTGO (SCM_NULLP (ind), wna); | |
1008 | ind = SCM_INUM0; | |
1009 | } | |
1010 | else | |
1011 | while (!0) | |
1012 | { | |
1013 | j = SCM_INUM (ind); | |
1014 | if (!(j >= (s->lbnd) && j <= (s->ubnd))) | |
1015 | { | |
1016 | SCM_ASRTGO (--k == scm_ilength (args), wna); | |
1017 | return SCM_BOOL_F; | |
1018 | } | |
1019 | pos += (j - s->lbnd) * (s->inc); | |
1020 | if (!(--k && SCM_NIMP (args))) | |
1021 | break; | |
1022 | ind = SCM_CAR (args); | |
1023 | args = SCM_CDR (args); | |
1024 | s++; | |
b3fcac34 DH |
1025 | if (!SCM_INUMP (ind)) |
1026 | SCM_MISC_ERROR (s_bad_ind, SCM_EOL); | |
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: | |
2a5cd898 | 1040 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
1041 | case scm_tc7_llvect: |
1042 | #endif | |
1043 | case scm_tc7_vector: | |
95f5b0f5 | 1044 | case scm_tc7_wvect: |
74014c46 | 1045 | { |
c014a02e | 1046 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (v)); |
74014c46 DH |
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), |
8f85c0c6 | 1060 | "@deffnx {Scheme Procedure} array-ref v . args\n" |
1e6808ea MG |
1061 | "Return the element at the @code{(index1, index2)} element in\n" |
1062 | "@var{array}.") | |
1bbd0b84 | 1063 | #define FUNC_NAME s_scm_uniform_vector_ref |
0f2d19dd | 1064 | { |
c014a02e | 1065 | long pos; |
0f2d19dd | 1066 | |
35de7ebe | 1067 | if (SCM_IMP (v)) |
0f2d19dd JB |
1068 | { |
1069 | SCM_ASRTGO (SCM_NULLP (args), badarg); | |
1070 | return v; | |
1071 | } | |
1072 | else if (SCM_ARRAYP (v)) | |
0f2d19dd | 1073 | { |
1bbd0b84 | 1074 | pos = scm_aind (v, args, FUNC_NAME); |
0f2d19dd JB |
1075 | v = SCM_ARRAY_V (v); |
1076 | } | |
1077 | else | |
1078 | { | |
c014a02e | 1079 | unsigned long int length; |
0f2d19dd | 1080 | if (SCM_NIMP (args)) |
0f2d19dd | 1081 | { |
1bbd0b84 | 1082 | SCM_ASSERT (SCM_CONSP (args) && SCM_INUMP (SCM_CAR (args)), args, SCM_ARG2, FUNC_NAME); |
0f2d19dd JB |
1083 | pos = SCM_INUM (SCM_CAR (args)); |
1084 | SCM_ASRTGO (SCM_NULLP (SCM_CDR (args)), wna); | |
1085 | } | |
1086 | else | |
1087 | { | |
34d19ef6 | 1088 | SCM_VALIDATE_INUM (2, args); |
0f2d19dd JB |
1089 | pos = SCM_INUM (args); |
1090 | } | |
74014c46 DH |
1091 | length = SCM_INUM (scm_uniform_vector_length (v)); |
1092 | SCM_ASRTGO (pos >= 0 && pos < length, outrng); | |
0f2d19dd | 1093 | } |
74014c46 | 1094 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1095 | { |
1096 | default: | |
1097 | if (SCM_NULLP (args)) | |
1098 | return v; | |
35de7ebe | 1099 | badarg: |
276dd677 DH |
1100 | SCM_WRONG_TYPE_ARG (1, v); |
1101 | /* not reached */ | |
c209c88e GB |
1102 | |
1103 | outrng: | |
1104 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (pos)); | |
1105 | wna: | |
b3fcac34 | 1106 | SCM_WRONG_NUM_ARGS (); |
0f2d19dd JB |
1107 | case scm_tc7_smob: |
1108 | { /* enclosed */ | |
1109 | int k = SCM_ARRAY_NDIM (v); | |
1110 | SCM res = scm_make_ra (k); | |
1111 | SCM_ARRAY_V (res) = SCM_ARRAY_V (v); | |
1112 | SCM_ARRAY_BASE (res) = pos; | |
1113 | while (k--) | |
1114 | { | |
1115 | SCM_ARRAY_DIMS (res)[k].lbnd = SCM_ARRAY_DIMS (v)[k].lbnd; | |
1116 | SCM_ARRAY_DIMS (res)[k].ubnd = SCM_ARRAY_DIMS (v)[k].ubnd; | |
1117 | SCM_ARRAY_DIMS (res)[k].inc = SCM_ARRAY_DIMS (v)[k].inc; | |
1118 | } | |
1119 | return res; | |
1120 | } | |
1121 | case scm_tc7_bvect: | |
c209c88e | 1122 | if (SCM_BITVEC_REF (v, pos)) |
0f2d19dd JB |
1123 | return SCM_BOOL_T; |
1124 | else | |
1125 | return SCM_BOOL_F; | |
1126 | case scm_tc7_string: | |
322ac0c5 | 1127 | return SCM_MAKE_CHAR (SCM_STRING_UCHARS (v)[pos]); |
0f2d19dd | 1128 | case scm_tc7_byvect: |
405aaef9 | 1129 | return SCM_MAKINUM (((char *) SCM_UVECTOR_BASE (v))[pos]); |
0f2d19dd | 1130 | case scm_tc7_uvect: |
fee7ef83 | 1131 | return scm_ulong2num (((unsigned long *) SCM_VELTS (v))[pos]); |
0f2d19dd | 1132 | case scm_tc7_ivect: |
1be6b49c | 1133 | return scm_long2num (((signed long *) SCM_VELTS (v))[pos]); |
0f2d19dd JB |
1134 | |
1135 | case scm_tc7_svect: | |
4260a7fc | 1136 | return SCM_MAKINUM (((short *) SCM_CELL_WORD_1 (v))[pos]); |
2a5cd898 | 1137 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 1138 | case scm_tc7_llvect: |
1be6b49c | 1139 | return scm_long_long2num (((long long *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd JB |
1140 | #endif |
1141 | ||
0f2d19dd | 1142 | case scm_tc7_fvect: |
4260a7fc | 1143 | return scm_make_real (((float *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1144 | case scm_tc7_dvect: |
4260a7fc | 1145 | return scm_make_real (((double *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1146 | case scm_tc7_cvect: |
4260a7fc DH |
1147 | return scm_make_complex (((double *) SCM_CELL_WORD_1 (v))[2 * pos], |
1148 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1]); | |
0f2d19dd | 1149 | case scm_tc7_vector: |
95f5b0f5 | 1150 | case scm_tc7_wvect: |
0f2d19dd JB |
1151 | return SCM_VELTS (v)[pos]; |
1152 | } | |
1153 | } | |
1bbd0b84 | 1154 | #undef FUNC_NAME |
0f2d19dd JB |
1155 | |
1156 | /* Internal version of scm_uniform_vector_ref for uves that does no error checking and | |
1157 | tries to recycle conses. (Make *sure* you want them recycled.) */ | |
1cc91f1b | 1158 | |
0f2d19dd | 1159 | SCM |
c014a02e | 1160 | scm_cvref (SCM v, unsigned long pos, SCM last) |
db4b4ca6 | 1161 | #define FUNC_NAME "scm_cvref" |
0f2d19dd | 1162 | { |
5c11cc9d | 1163 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1164 | { |
1165 | default: | |
db4b4ca6 | 1166 | SCM_WRONG_TYPE_ARG (SCM_ARG1, v); |
0f2d19dd | 1167 | case scm_tc7_bvect: |
34d19ef6 | 1168 | if (SCM_BITVEC_REF(v, pos)) |
0f2d19dd JB |
1169 | return SCM_BOOL_T; |
1170 | else | |
1171 | return SCM_BOOL_F; | |
1172 | case scm_tc7_string: | |
322ac0c5 | 1173 | return SCM_MAKE_CHAR (SCM_STRING_UCHARS (v)[pos]); |
0f2d19dd | 1174 | case scm_tc7_byvect: |
405aaef9 | 1175 | return SCM_MAKINUM (((char *) SCM_UVECTOR_BASE (v))[pos]); |
0f2d19dd | 1176 | case scm_tc7_uvect: |
fee7ef83 | 1177 | return scm_ulong2num(((unsigned long *) SCM_VELTS (v))[pos]); |
0f2d19dd | 1178 | case scm_tc7_ivect: |
fee7ef83 | 1179 | return scm_long2num(((signed long *) SCM_VELTS (v))[pos]); |
0f2d19dd | 1180 | case scm_tc7_svect: |
4260a7fc | 1181 | return SCM_MAKINUM (((short *) SCM_CELL_WORD_1 (v))[pos]); |
2a5cd898 | 1182 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 1183 | case scm_tc7_llvect: |
1be6b49c | 1184 | return scm_long_long2num (((long long *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1185 | #endif |
0f2d19dd | 1186 | case scm_tc7_fvect: |
fee7ef83 | 1187 | if (SCM_NIMP (last) && !SCM_EQ_P (last, scm_flo0) && SCM_SLOPPY_REALP (last)) |
0f2d19dd | 1188 | { |
4260a7fc | 1189 | SCM_REAL_VALUE (last) = ((float *) SCM_CELL_WORD_1 (v))[pos]; |
0f2d19dd JB |
1190 | return last; |
1191 | } | |
4260a7fc | 1192 | return scm_make_real (((float *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1193 | case scm_tc7_dvect: |
fee7ef83 | 1194 | if (SCM_NIMP (last) && !SCM_EQ_P (last, scm_flo0) && SCM_SLOPPY_REALP (last)) |
0f2d19dd | 1195 | { |
4260a7fc | 1196 | SCM_REAL_VALUE (last) = ((double *) SCM_CELL_WORD_1 (v))[pos]; |
0f2d19dd JB |
1197 | return last; |
1198 | } | |
4260a7fc | 1199 | return scm_make_real (((double *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1200 | case scm_tc7_cvect: |
bc86da5d | 1201 | if (SCM_NIMP (last) && SCM_SLOPPY_COMPLEXP (last)) |
0f2d19dd | 1202 | { |
4260a7fc DH |
1203 | SCM_COMPLEX_REAL (last) = ((double *) SCM_CELL_WORD_1 (v))[2 * pos]; |
1204 | SCM_COMPLEX_IMAG (last) = ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1]; | |
0f2d19dd JB |
1205 | return last; |
1206 | } | |
4260a7fc DH |
1207 | return scm_make_complex (((double *) SCM_CELL_WORD_1 (v))[2 * pos], |
1208 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1]); | |
0f2d19dd | 1209 | case scm_tc7_vector: |
95f5b0f5 | 1210 | case scm_tc7_wvect: |
0f2d19dd JB |
1211 | return SCM_VELTS (v)[pos]; |
1212 | case scm_tc7_smob: | |
1213 | { /* enclosed scm_array */ | |
1214 | int k = SCM_ARRAY_NDIM (v); | |
1215 | SCM res = scm_make_ra (k); | |
1216 | SCM_ARRAY_V (res) = SCM_ARRAY_V (v); | |
1217 | SCM_ARRAY_BASE (res) = pos; | |
1218 | while (k--) | |
1219 | { | |
1220 | SCM_ARRAY_DIMS (res)[k].ubnd = SCM_ARRAY_DIMS (v)[k].ubnd; | |
1221 | SCM_ARRAY_DIMS (res)[k].lbnd = SCM_ARRAY_DIMS (v)[k].lbnd; | |
1222 | SCM_ARRAY_DIMS (res)[k].inc = SCM_ARRAY_DIMS (v)[k].inc; | |
1223 | } | |
1224 | return res; | |
1225 | } | |
1226 | } | |
1227 | } | |
db4b4ca6 DH |
1228 | #undef FUNC_NAME |
1229 | ||
0f2d19dd | 1230 | |
1bbd0b84 GB |
1231 | SCM_REGISTER_PROC(s_uniform_array_set1_x, "uniform-array-set1!", 3, 0, 0, scm_array_set_x); |
1232 | ||
1cc91f1b | 1233 | |
0aa0871f GH |
1234 | /* Note that args may be a list or an immediate object, depending which |
1235 | PROC is used (and it's called from C too). */ | |
3b3b36dd | 1236 | SCM_DEFINE (scm_array_set_x, "array-set!", 2, 0, 1, |
1bbd0b84 | 1237 | (SCM v, SCM obj, SCM args), |
8f85c0c6 NJ |
1238 | "@deffnx {Scheme Procedure} uniform-array-set1! v obj args\n" |
1239 | "Set the element at the @code{(index1, index2)} element in @var{array} to\n" | |
b380b885 | 1240 | "@var{new-value}. The value returned by array-set! is unspecified.") |
1bbd0b84 | 1241 | #define FUNC_NAME s_scm_array_set_x |
0f2d19dd | 1242 | { |
c014a02e | 1243 | long pos = 0; |
b3fcac34 | 1244 | |
0f2d19dd JB |
1245 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
1246 | if (SCM_ARRAYP (v)) | |
0f2d19dd | 1247 | { |
1bbd0b84 | 1248 | pos = scm_aind (v, args, FUNC_NAME); |
0f2d19dd JB |
1249 | v = SCM_ARRAY_V (v); |
1250 | } | |
1251 | else | |
1252 | { | |
c014a02e | 1253 | unsigned long int length; |
9a97e362 | 1254 | if (SCM_CONSP (args)) |
0f2d19dd | 1255 | { |
9a97e362 | 1256 | SCM_ASSERT (SCM_INUMP (SCM_CAR (args)), args, SCM_ARG3, FUNC_NAME); |
0f2d19dd | 1257 | SCM_ASRTGO (SCM_NULLP (SCM_CDR (args)), wna); |
0aa0871f | 1258 | pos = SCM_INUM (SCM_CAR (args)); |
0f2d19dd JB |
1259 | } |
1260 | else | |
1261 | { | |
34d19ef6 | 1262 | SCM_VALIDATE_INUM_COPY (3, args, pos); |
0f2d19dd | 1263 | } |
74014c46 DH |
1264 | length = SCM_INUM (scm_uniform_vector_length (v)); |
1265 | SCM_ASRTGO (pos >= 0 && pos < length, outrng); | |
0f2d19dd JB |
1266 | } |
1267 | switch (SCM_TYP7 (v)) | |
1268 | { | |
35de7ebe | 1269 | default: badarg1: |
276dd677 DH |
1270 | SCM_WRONG_TYPE_ARG (1, v); |
1271 | /* not reached */ | |
c209c88e GB |
1272 | outrng: |
1273 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (pos)); | |
1274 | wna: | |
b3fcac34 | 1275 | SCM_WRONG_NUM_ARGS (); |
0f2d19dd JB |
1276 | case scm_tc7_smob: /* enclosed */ |
1277 | goto badarg1; | |
1278 | case scm_tc7_bvect: | |
4260a7fc | 1279 | if (SCM_FALSEP (obj)) |
34d19ef6 | 1280 | SCM_BITVEC_CLR(v, pos); |
9a09deb1 | 1281 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) |
34d19ef6 | 1282 | SCM_BITVEC_SET(v, pos); |
0f2d19dd | 1283 | else |
276dd677 | 1284 | badobj:SCM_WRONG_TYPE_ARG (2, obj); |
0f2d19dd JB |
1285 | break; |
1286 | case scm_tc7_string: | |
7866a09b | 1287 | SCM_ASRTGO (SCM_CHARP (obj), badobj); |
322ac0c5 | 1288 | SCM_STRING_UCHARS (v)[pos] = SCM_CHAR (obj); |
0f2d19dd JB |
1289 | break; |
1290 | case scm_tc7_byvect: | |
7866a09b GB |
1291 | if (SCM_CHARP (obj)) |
1292 | obj = SCM_MAKINUM ((char) SCM_CHAR (obj)); | |
0aa0871f | 1293 | SCM_ASRTGO (SCM_INUMP (obj), badobj); |
405aaef9 | 1294 | ((char *) SCM_UVECTOR_BASE (v))[pos] = SCM_INUM (obj); |
0f2d19dd | 1295 | break; |
1bbd0b84 | 1296 | case scm_tc7_uvect: |
729dbac3 DH |
1297 | ((unsigned long *) SCM_UVECTOR_BASE (v))[pos] |
1298 | = scm_num2ulong (obj, SCM_ARG2, FUNC_NAME); | |
c209c88e | 1299 | break; |
1bbd0b84 | 1300 | case scm_tc7_ivect: |
729dbac3 DH |
1301 | ((long *) SCM_UVECTOR_BASE (v))[pos] |
1302 | = scm_num2long (obj, SCM_ARG2, FUNC_NAME); | |
c209c88e | 1303 | break; |
0f2d19dd | 1304 | case scm_tc7_svect: |
0aa0871f | 1305 | SCM_ASRTGO (SCM_INUMP (obj), badobj); |
729dbac3 | 1306 | ((short *) SCM_UVECTOR_BASE (v))[pos] = SCM_INUM (obj); |
0f2d19dd | 1307 | break; |
2a5cd898 | 1308 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 1309 | case scm_tc7_llvect: |
729dbac3 DH |
1310 | ((long long *) SCM_UVECTOR_BASE (v))[pos] |
1311 | = scm_num2long_long (obj, SCM_ARG2, FUNC_NAME); | |
0f2d19dd JB |
1312 | break; |
1313 | #endif | |
0f2d19dd | 1314 | case scm_tc7_fvect: |
729dbac3 DH |
1315 | ((float *) SCM_UVECTOR_BASE (v))[pos] |
1316 | = (float) scm_num2dbl (obj, FUNC_NAME); | |
0f2d19dd | 1317 | break; |
0f2d19dd | 1318 | case scm_tc7_dvect: |
729dbac3 DH |
1319 | ((double *) SCM_UVECTOR_BASE (v))[pos] |
1320 | = scm_num2dbl (obj, FUNC_NAME); | |
0f2d19dd JB |
1321 | break; |
1322 | case scm_tc7_cvect: | |
eb42e2f0 DH |
1323 | SCM_ASRTGO (SCM_INEXACTP (obj), badobj); |
1324 | if (SCM_REALP (obj)) { | |
729dbac3 DH |
1325 | ((double *) SCM_UVECTOR_BASE (v))[2 * pos] = SCM_REAL_VALUE (obj); |
1326 | ((double *) SCM_UVECTOR_BASE (v))[2 * pos + 1] = 0.0; | |
eb42e2f0 | 1327 | } else { |
729dbac3 DH |
1328 | ((double *) SCM_UVECTOR_BASE (v))[2 * pos] = SCM_COMPLEX_REAL (obj); |
1329 | ((double *) SCM_UVECTOR_BASE (v))[2 * pos + 1] = SCM_COMPLEX_IMAG (obj); | |
eb42e2f0 | 1330 | } |
0f2d19dd | 1331 | break; |
0f2d19dd | 1332 | case scm_tc7_vector: |
95f5b0f5 | 1333 | case scm_tc7_wvect: |
34d19ef6 | 1334 | SCM_VECTOR_SET (v, pos, obj); |
0f2d19dd JB |
1335 | break; |
1336 | } | |
1337 | return SCM_UNSPECIFIED; | |
1338 | } | |
1bbd0b84 | 1339 | #undef FUNC_NAME |
0f2d19dd | 1340 | |
1d7bdb25 GH |
1341 | /* attempts to unroll an array into a one-dimensional array. |
1342 | returns the unrolled array or #f if it can't be done. */ | |
1bbd0b84 | 1343 | /* if strict is not SCM_UNDEFINED, return #f if returned array |
1d7bdb25 | 1344 | wouldn't have contiguous elements. */ |
3b3b36dd | 1345 | SCM_DEFINE (scm_array_contents, "array-contents", 1, 1, 0, |
1bbd0b84 | 1346 | (SCM ra, SCM strict), |
b380b885 MD |
1347 | "If @var{array} may be @dfn{unrolled} into a one dimensional shared array\n" |
1348 | "without changing their order (last subscript changing fastest), then\n" | |
1349 | "@code{array-contents} returns that shared array, otherwise it returns\n" | |
1350 | "@code{#f}. All arrays made by @var{make-array} and\n" | |
1351 | "@var{make-uniform-array} may be unrolled, some arrays made by\n" | |
1352 | "@var{make-shared-array} may not be.\n\n" | |
1353 | "If the optional argument @var{strict} is provided, a shared array will\n" | |
1354 | "be returned only if its elements are stored internally contiguous in\n" | |
1355 | "memory.") | |
1bbd0b84 | 1356 | #define FUNC_NAME s_scm_array_contents |
0f2d19dd JB |
1357 | { |
1358 | SCM sra; | |
1359 | if (SCM_IMP (ra)) | |
f3667f52 | 1360 | return SCM_BOOL_F; |
5c11cc9d | 1361 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
1362 | { |
1363 | default: | |
1364 | return SCM_BOOL_F; | |
1365 | case scm_tc7_vector: | |
95f5b0f5 | 1366 | case scm_tc7_wvect: |
0f2d19dd JB |
1367 | case scm_tc7_string: |
1368 | case scm_tc7_bvect: | |
1369 | case scm_tc7_byvect: | |
1370 | case scm_tc7_uvect: | |
1371 | case scm_tc7_ivect: | |
1372 | case scm_tc7_fvect: | |
1373 | case scm_tc7_dvect: | |
1374 | case scm_tc7_cvect: | |
1375 | case scm_tc7_svect: | |
2a5cd898 | 1376 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
1377 | case scm_tc7_llvect: |
1378 | #endif | |
1379 | return ra; | |
1380 | case scm_tc7_smob: | |
1381 | { | |
c014a02e | 1382 | size_t k, ndim = SCM_ARRAY_NDIM (ra), len = 1; |
0f2d19dd JB |
1383 | if (!SCM_ARRAYP (ra) || !SCM_ARRAY_CONTP (ra)) |
1384 | return SCM_BOOL_F; | |
1385 | for (k = 0; k < ndim; k++) | |
1386 | len *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1387 | if (!SCM_UNBNDP (strict)) | |
1388 | { | |
0f2d19dd JB |
1389 | if (ndim && (1 != SCM_ARRAY_DIMS (ra)[ndim - 1].inc)) |
1390 | return SCM_BOOL_F; | |
1391 | if (scm_tc7_bvect == SCM_TYP7 (SCM_ARRAY_V (ra))) | |
1392 | { | |
74014c46 | 1393 | if (len != SCM_BITVECTOR_LENGTH (SCM_ARRAY_V (ra)) || |
c014a02e ML |
1394 | SCM_ARRAY_BASE (ra) % SCM_LONG_BIT || |
1395 | len % SCM_LONG_BIT) | |
0f2d19dd JB |
1396 | return SCM_BOOL_F; |
1397 | } | |
1398 | } | |
74014c46 DH |
1399 | |
1400 | { | |
1401 | SCM v = SCM_ARRAY_V (ra); | |
c014a02e | 1402 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (v)); |
74014c46 DH |
1403 | if ((len == length) && 0 == SCM_ARRAY_BASE (ra) && SCM_ARRAY_DIMS (ra)->inc) |
1404 | return v; | |
1405 | } | |
1406 | ||
0f2d19dd JB |
1407 | sra = scm_make_ra (1); |
1408 | SCM_ARRAY_DIMS (sra)->lbnd = 0; | |
1409 | SCM_ARRAY_DIMS (sra)->ubnd = len - 1; | |
1410 | SCM_ARRAY_V (sra) = SCM_ARRAY_V (ra); | |
1411 | SCM_ARRAY_BASE (sra) = SCM_ARRAY_BASE (ra); | |
1412 | SCM_ARRAY_DIMS (sra)->inc = (ndim ? SCM_ARRAY_DIMS (ra)[ndim - 1].inc : 1); | |
1413 | return sra; | |
1414 | } | |
1415 | } | |
1416 | } | |
1bbd0b84 | 1417 | #undef FUNC_NAME |
0f2d19dd | 1418 | |
1cc91f1b | 1419 | |
0f2d19dd | 1420 | SCM |
6e8d25a6 | 1421 | scm_ra2contig (SCM ra, int copy) |
0f2d19dd JB |
1422 | { |
1423 | SCM ret; | |
c014a02e ML |
1424 | long inc = 1; |
1425 | size_t k, len = 1; | |
0f2d19dd JB |
1426 | for (k = SCM_ARRAY_NDIM (ra); k--;) |
1427 | len *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1428 | k = SCM_ARRAY_NDIM (ra); | |
1429 | if (SCM_ARRAY_CONTP (ra) && ((0 == k) || (1 == SCM_ARRAY_DIMS (ra)[k - 1].inc))) | |
1430 | { | |
74014c46 | 1431 | if (scm_tc7_bvect != SCM_TYP7 (SCM_ARRAY_V (ra))) |
0f2d19dd | 1432 | return ra; |
74014c46 | 1433 | if ((len == SCM_BITVECTOR_LENGTH (SCM_ARRAY_V (ra)) && |
c014a02e ML |
1434 | 0 == SCM_ARRAY_BASE (ra) % SCM_LONG_BIT && |
1435 | 0 == len % SCM_LONG_BIT)) | |
0f2d19dd JB |
1436 | return ra; |
1437 | } | |
1438 | ret = scm_make_ra (k); | |
1439 | SCM_ARRAY_BASE (ret) = 0; | |
1440 | while (k--) | |
1441 | { | |
1442 | SCM_ARRAY_DIMS (ret)[k].lbnd = SCM_ARRAY_DIMS (ra)[k].lbnd; | |
1443 | SCM_ARRAY_DIMS (ret)[k].ubnd = SCM_ARRAY_DIMS (ra)[k].ubnd; | |
1444 | SCM_ARRAY_DIMS (ret)[k].inc = inc; | |
1445 | inc *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1446 | } | |
08112c95 | 1447 | SCM_ARRAY_V (ret) = scm_make_uve (inc, scm_array_prototype (ra)); |
0f2d19dd JB |
1448 | if (copy) |
1449 | scm_array_copy_x (ra, ret); | |
1450 | return ret; | |
1451 | } | |
1452 | ||
1453 | ||
1454 | ||
3b3b36dd | 1455 | SCM_DEFINE (scm_uniform_array_read_x, "uniform-array-read!", 1, 3, 0, |
1bbd0b84 | 1456 | (SCM ra, SCM port_or_fd, SCM start, SCM end), |
8f85c0c6 NJ |
1457 | "@deffnx {Scheme Procedure} uniform-vector-read! uve [port-or-fdes] [start] [end]\n" |
1458 | "Attempt to read all elements of @var{ura}, in lexicographic order, as\n" | |
b380b885 | 1459 | "binary objects from @var{port-or-fdes}.\n" |
8f85c0c6 NJ |
1460 | "If an end of file is encountered,\n" |
1461 | "the objects up to that point are put into @var{ura}\n" | |
b380b885 MD |
1462 | "(starting at the beginning) and the remainder of the array is\n" |
1463 | "unchanged.\n\n" | |
1464 | "The optional arguments @var{start} and @var{end} allow\n" | |
1465 | "a specified region of a vector (or linearized array) to be read,\n" | |
1466 | "leaving the remainder of the vector unchanged.\n\n" | |
1467 | "@code{uniform-array-read!} returns the number of objects read.\n" | |
1468 | "@var{port-or-fdes} may be omitted, in which case it defaults to the value\n" | |
1469 | "returned by @code{(current-input-port)}.") | |
1bbd0b84 | 1470 | #define FUNC_NAME s_scm_uniform_array_read_x |
0f2d19dd | 1471 | { |
35de7ebe | 1472 | SCM cra = SCM_UNDEFINED, v = ra; |
c014a02e ML |
1473 | long sz, vlen, ans; |
1474 | long cstart = 0; | |
1475 | long cend; | |
1476 | long offset = 0; | |
405aaef9 | 1477 | char *base; |
35de7ebe | 1478 | |
0f2d19dd | 1479 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
3d8d56df GH |
1480 | if (SCM_UNBNDP (port_or_fd)) |
1481 | port_or_fd = scm_cur_inp; | |
1482 | else | |
1483 | SCM_ASSERT (SCM_INUMP (port_or_fd) | |
0c95b57d | 1484 | || (SCM_OPINPORTP (port_or_fd)), |
1bbd0b84 | 1485 | port_or_fd, SCM_ARG2, FUNC_NAME); |
d245ce23 MD |
1486 | vlen = (SCM_TYP7 (v) == scm_tc7_smob |
1487 | ? 0 | |
1488 | : SCM_INUM (scm_uniform_vector_length (v))); | |
35de7ebe | 1489 | |
0f2d19dd | 1490 | loop: |
35de7ebe | 1491 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1492 | { |
1493 | default: | |
276dd677 | 1494 | badarg1:SCM_WRONG_TYPE_ARG (SCM_ARG1, v); |
0f2d19dd JB |
1495 | case scm_tc7_smob: |
1496 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
1497 | cra = scm_ra2contig (ra, 0); | |
1146b6cd | 1498 | cstart += SCM_ARRAY_BASE (cra); |
3d8d56df | 1499 | vlen = SCM_ARRAY_DIMS (cra)->inc * |
0f2d19dd JB |
1500 | (SCM_ARRAY_DIMS (cra)->ubnd - SCM_ARRAY_DIMS (cra)->lbnd + 1); |
1501 | v = SCM_ARRAY_V (cra); | |
1502 | goto loop; | |
1503 | case scm_tc7_string: | |
74014c46 | 1504 | base = SCM_STRING_CHARS (v); |
0f2d19dd JB |
1505 | sz = sizeof (char); |
1506 | break; | |
1507 | case scm_tc7_bvect: | |
74014c46 | 1508 | base = (char *) SCM_BITVECTOR_BASE (v); |
c014a02e ML |
1509 | vlen = (vlen + SCM_LONG_BIT - 1) / SCM_LONG_BIT; |
1510 | cstart /= SCM_LONG_BIT; | |
1511 | sz = sizeof (long); | |
74014c46 DH |
1512 | break; |
1513 | case scm_tc7_byvect: | |
1514 | base = (char *) SCM_UVECTOR_BASE (v); | |
1515 | sz = sizeof (char); | |
1516 | break; | |
0f2d19dd JB |
1517 | case scm_tc7_uvect: |
1518 | case scm_tc7_ivect: | |
74014c46 | 1519 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1520 | sz = sizeof (long); |
1521 | break; | |
1522 | case scm_tc7_svect: | |
74014c46 | 1523 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1524 | sz = sizeof (short); |
1525 | break; | |
2a5cd898 | 1526 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 1527 | case scm_tc7_llvect: |
74014c46 | 1528 | base = (char *) SCM_UVECTOR_BASE (v); |
1be6b49c | 1529 | sz = sizeof (long long); |
0f2d19dd JB |
1530 | break; |
1531 | #endif | |
0f2d19dd | 1532 | case scm_tc7_fvect: |
74014c46 | 1533 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1534 | sz = sizeof (float); |
1535 | break; | |
0f2d19dd | 1536 | case scm_tc7_dvect: |
74014c46 | 1537 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1538 | sz = sizeof (double); |
1539 | break; | |
1540 | case scm_tc7_cvect: | |
74014c46 | 1541 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1542 | sz = 2 * sizeof (double); |
1543 | break; | |
0f2d19dd | 1544 | } |
405aaef9 | 1545 | |
1146b6cd GH |
1546 | cend = vlen; |
1547 | if (!SCM_UNBNDP (start)) | |
3d8d56df | 1548 | { |
1146b6cd | 1549 | offset = |
c014a02e | 1550 | SCM_NUM2LONG (3, start); |
35de7ebe | 1551 | |
1146b6cd | 1552 | if (offset < 0 || offset >= cend) |
1bbd0b84 | 1553 | scm_out_of_range (FUNC_NAME, start); |
1146b6cd GH |
1554 | |
1555 | if (!SCM_UNBNDP (end)) | |
1556 | { | |
c014a02e ML |
1557 | long tend = |
1558 | SCM_NUM2LONG (4, end); | |
3d8d56df | 1559 | |
1146b6cd | 1560 | if (tend <= offset || tend > cend) |
1bbd0b84 | 1561 | scm_out_of_range (FUNC_NAME, end); |
1146b6cd GH |
1562 | cend = tend; |
1563 | } | |
0f2d19dd | 1564 | } |
35de7ebe | 1565 | |
3d8d56df GH |
1566 | if (SCM_NIMP (port_or_fd)) |
1567 | { | |
92c2555f | 1568 | scm_t_port *pt = SCM_PTAB_ENTRY (port_or_fd); |
6c951427 | 1569 | int remaining = (cend - offset) * sz; |
405aaef9 | 1570 | char *dest = base + (cstart + offset) * sz; |
6c951427 GH |
1571 | |
1572 | if (pt->rw_active == SCM_PORT_WRITE) | |
affc96b5 | 1573 | scm_flush (port_or_fd); |
6c951427 GH |
1574 | |
1575 | ans = cend - offset; | |
1576 | while (remaining > 0) | |
3d8d56df | 1577 | { |
6c951427 GH |
1578 | if (pt->read_pos < pt->read_end) |
1579 | { | |
1580 | int to_copy = min (pt->read_end - pt->read_pos, | |
1581 | remaining); | |
1582 | ||
1583 | memcpy (dest, pt->read_pos, to_copy); | |
1584 | pt->read_pos += to_copy; | |
1585 | remaining -= to_copy; | |
1586 | dest += to_copy; | |
1587 | } | |
1588 | else | |
1589 | { | |
affc96b5 | 1590 | if (scm_fill_input (port_or_fd) == EOF) |
6c951427 GH |
1591 | { |
1592 | if (remaining % sz != 0) | |
1593 | { | |
5d2d2ffc | 1594 | SCM_MISC_ERROR ("unexpected EOF", SCM_EOL); |
6c951427 GH |
1595 | } |
1596 | ans -= remaining / sz; | |
1597 | break; | |
1598 | } | |
6c951427 | 1599 | } |
3d8d56df | 1600 | } |
6c951427 GH |
1601 | |
1602 | if (pt->rw_random) | |
1603 | pt->rw_active = SCM_PORT_READ; | |
3d8d56df GH |
1604 | } |
1605 | else /* file descriptor. */ | |
1606 | { | |
1607 | SCM_SYSCALL (ans = read (SCM_INUM (port_or_fd), | |
405aaef9 | 1608 | base + (cstart + offset) * sz, |
1be6b49c | 1609 | (sz * (cend - offset)))); |
3d8d56df | 1610 | if (ans == -1) |
1bbd0b84 | 1611 | SCM_SYSERROR; |
3d8d56df | 1612 | } |
0f2d19dd | 1613 | if (SCM_TYP7 (v) == scm_tc7_bvect) |
c014a02e | 1614 | ans *= SCM_LONG_BIT; |
35de7ebe | 1615 | |
fee7ef83 | 1616 | if (!SCM_EQ_P (v, ra) && !SCM_EQ_P (cra, ra)) |
0f2d19dd | 1617 | scm_array_copy_x (cra, ra); |
35de7ebe | 1618 | |
0f2d19dd JB |
1619 | return SCM_MAKINUM (ans); |
1620 | } | |
1bbd0b84 | 1621 | #undef FUNC_NAME |
0f2d19dd | 1622 | |
3b3b36dd | 1623 | SCM_DEFINE (scm_uniform_array_write, "uniform-array-write", 1, 3, 0, |
1bbd0b84 | 1624 | (SCM v, SCM port_or_fd, SCM start, SCM end), |
8f85c0c6 | 1625 | "@deffnx {Scheme Procedure} uniform-vector-write uve [port-or-fdes] [start] [end]\n" |
b380b885 MD |
1626 | "Writes all elements of @var{ura} as binary objects to\n" |
1627 | "@var{port-or-fdes}.\n\n" | |
1628 | "The optional arguments @var{start}\n" | |
1629 | "and @var{end} allow\n" | |
1630 | "a specified region of a vector (or linearized array) to be written.\n\n" | |
9401323e | 1631 | "The number of objects actually written is returned.\n" |
b380b885 MD |
1632 | "@var{port-or-fdes} may be\n" |
1633 | "omitted, in which case it defaults to the value returned by\n" | |
1634 | "@code{(current-output-port)}.") | |
1bbd0b84 | 1635 | #define FUNC_NAME s_scm_uniform_array_write |
0f2d19dd | 1636 | { |
c014a02e ML |
1637 | long sz, vlen, ans; |
1638 | long offset = 0; | |
1639 | long cstart = 0; | |
1640 | long cend; | |
405aaef9 | 1641 | char *base; |
3d8d56df | 1642 | |
78446828 MV |
1643 | port_or_fd = SCM_COERCE_OUTPORT (port_or_fd); |
1644 | ||
0f2d19dd | 1645 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
3d8d56df GH |
1646 | if (SCM_UNBNDP (port_or_fd)) |
1647 | port_or_fd = scm_cur_outp; | |
1648 | else | |
1649 | SCM_ASSERT (SCM_INUMP (port_or_fd) | |
0c95b57d | 1650 | || (SCM_OPOUTPORTP (port_or_fd)), |
1bbd0b84 | 1651 | port_or_fd, SCM_ARG2, FUNC_NAME); |
d245ce23 MD |
1652 | vlen = (SCM_TYP7 (v) == scm_tc7_smob |
1653 | ? 0 | |
1654 | : SCM_INUM (scm_uniform_vector_length (v))); | |
1655 | ||
0f2d19dd | 1656 | loop: |
3d8d56df | 1657 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1658 | { |
1659 | default: | |
276dd677 | 1660 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
0f2d19dd JB |
1661 | case scm_tc7_smob: |
1662 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
1663 | v = scm_ra2contig (v, 1); | |
1146b6cd | 1664 | cstart = SCM_ARRAY_BASE (v); |
d245ce23 MD |
1665 | vlen = (SCM_ARRAY_DIMS (v)->inc |
1666 | * (SCM_ARRAY_DIMS (v)->ubnd - SCM_ARRAY_DIMS (v)->lbnd + 1)); | |
0f2d19dd JB |
1667 | v = SCM_ARRAY_V (v); |
1668 | goto loop; | |
0f2d19dd | 1669 | case scm_tc7_string: |
74014c46 | 1670 | base = SCM_STRING_CHARS (v); |
0f2d19dd JB |
1671 | sz = sizeof (char); |
1672 | break; | |
1673 | case scm_tc7_bvect: | |
74014c46 | 1674 | base = (char *) SCM_BITVECTOR_BASE (v); |
c014a02e ML |
1675 | vlen = (vlen + SCM_LONG_BIT - 1) / SCM_LONG_BIT; |
1676 | cstart /= SCM_LONG_BIT; | |
1677 | sz = sizeof (long); | |
74014c46 DH |
1678 | break; |
1679 | case scm_tc7_byvect: | |
1680 | base = (char *) SCM_UVECTOR_BASE (v); | |
1681 | sz = sizeof (char); | |
1682 | break; | |
0f2d19dd JB |
1683 | case scm_tc7_uvect: |
1684 | case scm_tc7_ivect: | |
74014c46 | 1685 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1686 | sz = sizeof (long); |
1687 | break; | |
1688 | case scm_tc7_svect: | |
74014c46 | 1689 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1690 | sz = sizeof (short); |
1691 | break; | |
2a5cd898 | 1692 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 1693 | case scm_tc7_llvect: |
74014c46 | 1694 | base = (char *) SCM_UVECTOR_BASE (v); |
1be6b49c | 1695 | sz = sizeof (long long); |
0f2d19dd JB |
1696 | break; |
1697 | #endif | |
0f2d19dd | 1698 | case scm_tc7_fvect: |
74014c46 | 1699 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1700 | sz = sizeof (float); |
1701 | break; | |
0f2d19dd | 1702 | case scm_tc7_dvect: |
74014c46 | 1703 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1704 | sz = sizeof (double); |
1705 | break; | |
1706 | case scm_tc7_cvect: | |
74014c46 | 1707 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1708 | sz = 2 * sizeof (double); |
1709 | break; | |
0f2d19dd | 1710 | } |
3d8d56df | 1711 | |
1146b6cd GH |
1712 | cend = vlen; |
1713 | if (!SCM_UNBNDP (start)) | |
3d8d56df | 1714 | { |
1146b6cd | 1715 | offset = |
c014a02e | 1716 | SCM_NUM2LONG (3, start); |
3d8d56df | 1717 | |
1146b6cd | 1718 | if (offset < 0 || offset >= cend) |
1bbd0b84 | 1719 | scm_out_of_range (FUNC_NAME, start); |
1146b6cd GH |
1720 | |
1721 | if (!SCM_UNBNDP (end)) | |
1722 | { | |
c014a02e ML |
1723 | long tend = |
1724 | SCM_NUM2LONG (4, end); | |
3d8d56df | 1725 | |
1146b6cd | 1726 | if (tend <= offset || tend > cend) |
1bbd0b84 | 1727 | scm_out_of_range (FUNC_NAME, end); |
1146b6cd GH |
1728 | cend = tend; |
1729 | } | |
3d8d56df GH |
1730 | } |
1731 | ||
1732 | if (SCM_NIMP (port_or_fd)) | |
1733 | { | |
405aaef9 | 1734 | char *source = base + (cstart + offset) * sz; |
6c951427 GH |
1735 | |
1736 | ans = cend - offset; | |
265e6a4d | 1737 | scm_lfwrite (source, ans * sz, port_or_fd); |
3d8d56df GH |
1738 | } |
1739 | else /* file descriptor. */ | |
1740 | { | |
1741 | SCM_SYSCALL (ans = write (SCM_INUM (port_or_fd), | |
405aaef9 | 1742 | base + (cstart + offset) * sz, |
1be6b49c | 1743 | (sz * (cend - offset)))); |
3d8d56df | 1744 | if (ans == -1) |
1bbd0b84 | 1745 | SCM_SYSERROR; |
3d8d56df | 1746 | } |
0f2d19dd | 1747 | if (SCM_TYP7 (v) == scm_tc7_bvect) |
c014a02e | 1748 | ans *= SCM_LONG_BIT; |
3d8d56df | 1749 | |
0f2d19dd JB |
1750 | return SCM_MAKINUM (ans); |
1751 | } | |
1bbd0b84 | 1752 | #undef FUNC_NAME |
0f2d19dd JB |
1753 | |
1754 | ||
1755 | static char cnt_tab[16] = | |
1756 | {0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4}; | |
1757 | ||
3b3b36dd | 1758 | SCM_DEFINE (scm_bit_count, "bit-count", 2, 0, 0, |
c7eb8761 | 1759 | (SCM b, SCM bitvector), |
1e6808ea | 1760 | "Return the number of occurrences of the boolean @var{b} in\n" |
c7eb8761 | 1761 | "@var{bitvector}.") |
1bbd0b84 | 1762 | #define FUNC_NAME s_scm_bit_count |
0f2d19dd | 1763 | { |
44e47754 | 1764 | SCM_VALIDATE_BOOL (1, b); |
74014c46 DH |
1765 | SCM_ASSERT (SCM_BITVECTOR_P (bitvector), bitvector, 2, FUNC_NAME); |
1766 | if (SCM_BITVECTOR_LENGTH (bitvector) == 0) { | |
44e47754 DH |
1767 | return SCM_INUM0; |
1768 | } else { | |
c014a02e ML |
1769 | unsigned long int count = 0; |
1770 | unsigned long int i = (SCM_BITVECTOR_LENGTH (bitvector) - 1) / SCM_LONG_BIT; | |
1771 | unsigned long int w = SCM_UNPACK (SCM_VELTS (bitvector)[i]); | |
44e47754 DH |
1772 | if (SCM_FALSEP (b)) { |
1773 | w = ~w; | |
1774 | }; | |
c014a02e | 1775 | w <<= SCM_LONG_BIT - 1 - ((SCM_BITVECTOR_LENGTH (bitvector) - 1) % SCM_LONG_BIT); |
44e47754 DH |
1776 | while (1) { |
1777 | while (w) { | |
1778 | count += cnt_tab[w & 0x0f]; | |
1779 | w >>= 4; | |
1780 | } | |
1781 | if (i == 0) { | |
1782 | return SCM_MAKINUM (count); | |
1783 | } else { | |
1784 | --i; | |
1785 | w = SCM_UNPACK (SCM_VELTS (bitvector)[i]); | |
1786 | if (SCM_FALSEP (b)) { | |
1787 | w = ~w; | |
0f2d19dd | 1788 | } |
44e47754 | 1789 | } |
0f2d19dd | 1790 | } |
44e47754 | 1791 | } |
0f2d19dd | 1792 | } |
1bbd0b84 | 1793 | #undef FUNC_NAME |
0f2d19dd JB |
1794 | |
1795 | ||
3b3b36dd | 1796 | SCM_DEFINE (scm_bit_position, "bit-position", 3, 0, 0, |
1bbd0b84 | 1797 | (SCM item, SCM v, SCM k), |
1e6808ea MG |
1798 | "Return the minimum index of an occurrence of @var{bool} in\n" |
1799 | "@var{bv} which is at least @var{k}. If no @var{bool} occurs\n" | |
1800 | "within the specified range @code{#f} is returned.") | |
1bbd0b84 | 1801 | #define FUNC_NAME s_scm_bit_position |
0f2d19dd | 1802 | { |
c014a02e ML |
1803 | long i, lenw, xbits, pos; |
1804 | register unsigned long w; | |
74014c46 DH |
1805 | |
1806 | SCM_VALIDATE_BOOL (1, item); | |
1807 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG2, FUNC_NAME); | |
34d19ef6 | 1808 | SCM_VALIDATE_INUM_COPY (3, k, pos); |
74014c46 DH |
1809 | SCM_ASSERT_RANGE (3, k, (pos <= SCM_BITVECTOR_LENGTH (v)) && (pos >= 0)); |
1810 | ||
1811 | if (pos == SCM_BITVECTOR_LENGTH (v)) | |
0f2d19dd | 1812 | return SCM_BOOL_F; |
74014c46 | 1813 | |
c014a02e ML |
1814 | lenw = (SCM_BITVECTOR_LENGTH (v) - 1) / SCM_LONG_BIT; /* watch for part words */ |
1815 | i = pos / SCM_LONG_BIT; | |
74014c46 DH |
1816 | w = SCM_UNPACK (SCM_VELTS (v)[i]); |
1817 | if (SCM_FALSEP (item)) | |
1818 | w = ~w; | |
c014a02e | 1819 | xbits = (pos % SCM_LONG_BIT); |
74014c46 DH |
1820 | pos -= xbits; |
1821 | w = ((w >> xbits) << xbits); | |
c014a02e | 1822 | xbits = SCM_LONG_BIT - 1 - (SCM_BITVECTOR_LENGTH (v) - 1) % SCM_LONG_BIT; |
74014c46 DH |
1823 | while (!0) |
1824 | { | |
1825 | if (w && (i == lenw)) | |
1826 | w = ((w << xbits) >> xbits); | |
1827 | if (w) | |
1828 | while (w) | |
1829 | switch (w & 0x0f) | |
1830 | { | |
1831 | default: | |
1832 | return SCM_MAKINUM (pos); | |
1833 | case 2: | |
1834 | case 6: | |
1835 | case 10: | |
1836 | case 14: | |
1837 | return SCM_MAKINUM (pos + 1); | |
1838 | case 4: | |
1839 | case 12: | |
1840 | return SCM_MAKINUM (pos + 2); | |
1841 | case 8: | |
1842 | return SCM_MAKINUM (pos + 3); | |
1843 | case 0: | |
1844 | pos += 4; | |
1845 | w >>= 4; | |
1846 | } | |
1847 | if (++i > lenw) | |
1848 | break; | |
c014a02e | 1849 | pos += SCM_LONG_BIT; |
f1267706 | 1850 | w = SCM_UNPACK (SCM_VELTS (v)[i]); |
0f2d19dd JB |
1851 | if (SCM_FALSEP (item)) |
1852 | w = ~w; | |
0f2d19dd | 1853 | } |
74014c46 | 1854 | return SCM_BOOL_F; |
0f2d19dd | 1855 | } |
1bbd0b84 | 1856 | #undef FUNC_NAME |
0f2d19dd JB |
1857 | |
1858 | ||
3b3b36dd | 1859 | SCM_DEFINE (scm_bit_set_star_x, "bit-set*!", 3, 0, 0, |
c7eb8761 MG |
1860 | (SCM v, SCM kv, SCM obj), |
1861 | "If uve is a bit-vector @var{bv} and uve must be of the same\n" | |
1862 | "length. If @var{bool} is @code{#t}, uve is OR'ed into\n" | |
1863 | "@var{bv}; If @var{bool} is @code{#f}, the inversion of uve is\n" | |
1864 | "AND'ed into @var{bv}.\n\n" | |
8f85c0c6 | 1865 | "If uve is a unsigned long integer vector all the elements of uve\n" |
c7eb8761 MG |
1866 | "must be between 0 and the @code{length} of @var{bv}. The bits\n" |
1867 | "of @var{bv} corresponding to the indexes in uve are set to\n" | |
1868 | "@var{bool}. The return value is unspecified.") | |
1bbd0b84 | 1869 | #define FUNC_NAME s_scm_bit_set_star_x |
0f2d19dd | 1870 | { |
c014a02e | 1871 | register long i, k, vlen; |
74014c46 | 1872 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG1, FUNC_NAME); |
0f2d19dd | 1873 | SCM_ASRTGO (SCM_NIMP (kv), badarg2); |
5c11cc9d | 1874 | switch SCM_TYP7 (kv) |
0f2d19dd JB |
1875 | { |
1876 | default: | |
276dd677 | 1877 | badarg2:SCM_WRONG_TYPE_ARG (2, kv); |
0f2d19dd | 1878 | case scm_tc7_uvect: |
74014c46 DH |
1879 | vlen = SCM_BITVECTOR_LENGTH (v); |
1880 | if (SCM_FALSEP (obj)) | |
1881 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1882 | { | |
c014a02e | 1883 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); |
74014c46 DH |
1884 | if (k >= vlen) |
1885 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
34d19ef6 | 1886 | SCM_BITVEC_CLR(v, k); |
74014c46 DH |
1887 | } |
1888 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) | |
1889 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1890 | { | |
c014a02e | 1891 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); |
74014c46 DH |
1892 | if (k >= vlen) |
1893 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
34d19ef6 | 1894 | SCM_BITVEC_SET(v, k); |
74014c46 DH |
1895 | } |
1896 | else | |
276dd677 | 1897 | badarg3:SCM_WRONG_TYPE_ARG (3, obj); |
0f2d19dd JB |
1898 | break; |
1899 | case scm_tc7_bvect: | |
74014c46 | 1900 | SCM_ASSERT (SCM_BITVECTOR_LENGTH (v) == SCM_BITVECTOR_LENGTH (kv), v, SCM_ARG1, FUNC_NAME); |
4260a7fc | 1901 | if (SCM_FALSEP (obj)) |
c014a02e | 1902 | for (k = (SCM_BITVECTOR_LENGTH (v) + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) |
bab246f3 | 1903 | SCM_BITVECTOR_BASE (v) [k] &= ~SCM_BITVECTOR_BASE (kv) [k]; |
9a09deb1 | 1904 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) |
c014a02e | 1905 | for (k = (SCM_BITVECTOR_LENGTH (v) + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) |
bab246f3 | 1906 | SCM_BITVECTOR_BASE (v) [k] |= SCM_BITVECTOR_BASE (kv) [k]; |
0f2d19dd JB |
1907 | else |
1908 | goto badarg3; | |
1909 | break; | |
1910 | } | |
1911 | return SCM_UNSPECIFIED; | |
1912 | } | |
1bbd0b84 | 1913 | #undef FUNC_NAME |
0f2d19dd JB |
1914 | |
1915 | ||
3b3b36dd | 1916 | SCM_DEFINE (scm_bit_count_star, "bit-count*", 3, 0, 0, |
1bbd0b84 | 1917 | (SCM v, SCM kv, SCM obj), |
1e6808ea MG |
1918 | "Return\n" |
1919 | "@lisp\n" | |
b380b885 | 1920 | "(bit-count (bit-set*! (if bool bv (bit-invert! bv)) uve #t) #t).\n" |
1e6808ea | 1921 | "@end lisp\n" |
b380b885 | 1922 | "@var{bv} is not modified.") |
1bbd0b84 | 1923 | #define FUNC_NAME s_scm_bit_count_star |
0f2d19dd | 1924 | { |
c014a02e ML |
1925 | register long i, vlen, count = 0; |
1926 | register unsigned long k; | |
41b0806d | 1927 | int fObj = 0; |
c209c88e | 1928 | |
74014c46 | 1929 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG1, FUNC_NAME); |
0f2d19dd | 1930 | SCM_ASRTGO (SCM_NIMP (kv), badarg2); |
5c11cc9d | 1931 | switch SCM_TYP7 (kv) |
0f2d19dd JB |
1932 | { |
1933 | default: | |
c209c88e | 1934 | badarg2: |
276dd677 | 1935 | SCM_WRONG_TYPE_ARG (2, kv); |
0f2d19dd | 1936 | case scm_tc7_uvect: |
74014c46 DH |
1937 | vlen = SCM_BITVECTOR_LENGTH (v); |
1938 | if (SCM_FALSEP (obj)) | |
1939 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1940 | { | |
c014a02e | 1941 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); |
74014c46 DH |
1942 | if (k >= vlen) |
1943 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
34d19ef6 | 1944 | if (!SCM_BITVEC_REF(v, k)) |
74014c46 DH |
1945 | count++; |
1946 | } | |
1947 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) | |
1948 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1949 | { | |
c014a02e | 1950 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); |
74014c46 DH |
1951 | if (k >= vlen) |
1952 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
34d19ef6 | 1953 | if (SCM_BITVEC_REF (v, k)) |
74014c46 DH |
1954 | count++; |
1955 | } | |
1956 | else | |
276dd677 | 1957 | badarg3:SCM_WRONG_TYPE_ARG (3, obj); |
0f2d19dd JB |
1958 | break; |
1959 | case scm_tc7_bvect: | |
74014c46 DH |
1960 | SCM_ASSERT (SCM_BITVECTOR_LENGTH (v) == SCM_BITVECTOR_LENGTH (kv), v, SCM_ARG1, FUNC_NAME); |
1961 | if (0 == SCM_BITVECTOR_LENGTH (v)) | |
0f2d19dd | 1962 | return SCM_INUM0; |
4260a7fc | 1963 | SCM_ASRTGO (SCM_BOOLP (obj), badarg3); |
9a09deb1 | 1964 | fObj = SCM_EQ_P (obj, SCM_BOOL_T); |
c014a02e ML |
1965 | i = (SCM_BITVECTOR_LENGTH (v) - 1) / SCM_LONG_BIT; |
1966 | k = SCM_UNPACK (SCM_VELTS (kv)[i]) & (fObj ? SCM_UNPACK (SCM_VELTS (v)[i]) : ~ SCM_UNPACK (SCM_VELTS (v)[i])); | |
1967 | k <<= SCM_LONG_BIT - 1 - ((SCM_BITVECTOR_LENGTH (v) - 1) % SCM_LONG_BIT); | |
c209c88e | 1968 | while (1) |
0f2d19dd JB |
1969 | { |
1970 | for (; k; k >>= 4) | |
1971 | count += cnt_tab[k & 0x0f]; | |
1972 | if (0 == i--) | |
1973 | return SCM_MAKINUM (count); | |
c209c88e GB |
1974 | |
1975 | /* urg. repetitive (see above.) */ | |
c014a02e | 1976 | k = SCM_UNPACK (SCM_VELTS (kv)[i]) & (fObj ? SCM_UNPACK(SCM_VELTS (v)[i]) : ~SCM_UNPACK (SCM_VELTS (v)[i])); |
0f2d19dd JB |
1977 | } |
1978 | } | |
1979 | return SCM_MAKINUM (count); | |
1980 | } | |
1bbd0b84 | 1981 | #undef FUNC_NAME |
0f2d19dd JB |
1982 | |
1983 | ||
3b3b36dd | 1984 | SCM_DEFINE (scm_bit_invert_x, "bit-invert!", 1, 0, 0, |
1bbd0b84 | 1985 | (SCM v), |
8f85c0c6 | 1986 | "Modify @var{bv} by replacing each element with its negation.") |
1bbd0b84 | 1987 | #define FUNC_NAME s_scm_bit_invert_x |
0f2d19dd | 1988 | { |
c014a02e | 1989 | long int k; |
74014c46 DH |
1990 | |
1991 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG1, FUNC_NAME); | |
1992 | ||
1993 | k = SCM_BITVECTOR_LENGTH (v); | |
c014a02e | 1994 | for (k = (k + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) |
bab246f3 | 1995 | SCM_BITVECTOR_BASE (v) [k] = ~SCM_BITVECTOR_BASE (v) [k]; |
74014c46 | 1996 | |
0f2d19dd JB |
1997 | return SCM_UNSPECIFIED; |
1998 | } | |
1bbd0b84 | 1999 | #undef FUNC_NAME |
0f2d19dd JB |
2000 | |
2001 | ||
0f2d19dd | 2002 | SCM |
c014a02e | 2003 | scm_istr2bve (char *str, long len) |
0f2d19dd JB |
2004 | { |
2005 | SCM v = scm_make_uve (len, SCM_BOOL_T); | |
c014a02e ML |
2006 | long *data = (long *) SCM_VELTS (v); |
2007 | register unsigned long mask; | |
2008 | register long k; | |
2009 | register long j; | |
2010 | for (k = 0; k < (len + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k++) | |
0f2d19dd JB |
2011 | { |
2012 | data[k] = 0L; | |
c014a02e ML |
2013 | j = len - k * SCM_LONG_BIT; |
2014 | if (j > SCM_LONG_BIT) | |
2015 | j = SCM_LONG_BIT; | |
0f2d19dd JB |
2016 | for (mask = 1L; j--; mask <<= 1) |
2017 | switch (*str++) | |
2018 | { | |
2019 | case '0': | |
2020 | break; | |
2021 | case '1': | |
2022 | data[k] |= mask; | |
2023 | break; | |
2024 | default: | |
2025 | return SCM_BOOL_F; | |
2026 | } | |
2027 | } | |
2028 | return v; | |
2029 | } | |
2030 | ||
2031 | ||
1cc91f1b | 2032 | |
0f2d19dd | 2033 | static SCM |
34d19ef6 | 2034 | ra2l (SCM ra, unsigned long base, unsigned long k) |
0f2d19dd JB |
2035 | { |
2036 | register SCM res = SCM_EOL; | |
c014a02e ML |
2037 | register long inc = SCM_ARRAY_DIMS (ra)[k].inc; |
2038 | register size_t i; | |
0f2d19dd JB |
2039 | if (SCM_ARRAY_DIMS (ra)[k].ubnd < SCM_ARRAY_DIMS (ra)[k].lbnd) |
2040 | return SCM_EOL; | |
2041 | i = base + (1 + SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd) * inc; | |
2042 | if (k < SCM_ARRAY_NDIM (ra) - 1) | |
2043 | { | |
2044 | do | |
2045 | { | |
2046 | i -= inc; | |
2047 | res = scm_cons (ra2l (ra, i, k + 1), res); | |
2048 | } | |
2049 | while (i != base); | |
2050 | } | |
2051 | else | |
2052 | do | |
2053 | { | |
2054 | i -= inc; | |
2055 | res = scm_cons (scm_uniform_vector_ref (SCM_ARRAY_V (ra), SCM_MAKINUM (i)), res); | |
2056 | } | |
2057 | while (i != base); | |
2058 | return res; | |
2059 | } | |
2060 | ||
2061 | ||
cd328b4f | 2062 | SCM_DEFINE (scm_array_to_list, "array->list", 1, 0, 0, |
1bbd0b84 | 2063 | (SCM v), |
1e6808ea MG |
2064 | "Return a list consisting of all the elements, in order, of\n" |
2065 | "@var{array}.") | |
cd328b4f | 2066 | #define FUNC_NAME s_scm_array_to_list |
0f2d19dd JB |
2067 | { |
2068 | SCM res = SCM_EOL; | |
c014a02e | 2069 | register long k; |
0f2d19dd | 2070 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
74014c46 | 2071 | switch SCM_TYP7 (v) |
0f2d19dd JB |
2072 | { |
2073 | default: | |
276dd677 | 2074 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
0f2d19dd JB |
2075 | case scm_tc7_smob: |
2076 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
2077 | return ra2l (v, SCM_ARRAY_BASE (v), 0); | |
2078 | case scm_tc7_vector: | |
95f5b0f5 | 2079 | case scm_tc7_wvect: |
0f2d19dd JB |
2080 | return scm_vector_to_list (v); |
2081 | case scm_tc7_string: | |
2082 | return scm_string_to_list (v); | |
2083 | case scm_tc7_bvect: | |
2084 | { | |
c014a02e ML |
2085 | long *data = (long *) SCM_VELTS (v); |
2086 | register unsigned long mask; | |
2087 | for (k = (SCM_BITVECTOR_LENGTH (v) - 1) / SCM_LONG_BIT; k > 0; k--) | |
2088 | for (mask = 1UL << (SCM_LONG_BIT - 1); mask; mask >>= 1) | |
2089 | res = scm_cons (SCM_BOOL(((long *) data)[k] & mask), res); | |
2090 | for (mask = 1L << ((SCM_BITVECTOR_LENGTH (v) % SCM_LONG_BIT) - 1); mask; mask >>= 1) | |
2091 | res = scm_cons (SCM_BOOL(((long *) data)[k] & mask), res); | |
0f2d19dd JB |
2092 | return res; |
2093 | } | |
af7546eb DH |
2094 | case scm_tc7_byvect: |
2095 | { | |
2096 | signed char *data = (signed char *) SCM_VELTS (v); | |
c014a02e | 2097 | unsigned long k = SCM_UVECTOR_LENGTH (v); |
af7546eb DH |
2098 | while (k != 0) |
2099 | res = scm_cons (SCM_MAKINUM (data[--k]), res); | |
2100 | return res; | |
2101 | } | |
2102 | case scm_tc7_uvect: | |
2103 | { | |
c014a02e | 2104 | long *data = (long *)SCM_VELTS(v); |
af7546eb | 2105 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
c014a02e | 2106 | res = scm_cons(scm_ulong2num(data[k]), res); |
af7546eb DH |
2107 | return res; |
2108 | } | |
2109 | case scm_tc7_ivect: | |
2110 | { | |
c014a02e | 2111 | long *data = (long *)SCM_VELTS(v); |
af7546eb | 2112 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
c014a02e | 2113 | res = scm_cons(scm_long2num(data[k]), res); |
af7546eb DH |
2114 | return res; |
2115 | } | |
2116 | case scm_tc7_svect: | |
2117 | { | |
2118 | short *data = (short *)SCM_VELTS(v); | |
2119 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) | |
1be6b49c | 2120 | res = scm_cons(scm_short2num (data[k]), res); |
af7546eb DH |
2121 | return res; |
2122 | } | |
2a5cd898 | 2123 | #if SCM_SIZEOF_LONG_LONG != 0 |
af7546eb DH |
2124 | case scm_tc7_llvect: |
2125 | { | |
1be6b49c | 2126 | long long *data = (long long *)SCM_VELTS(v); |
af7546eb DH |
2127 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
2128 | res = scm_cons(scm_long_long2num(data[k]), res); | |
2129 | return res; | |
2130 | } | |
0f2d19dd | 2131 | #endif |
0f2d19dd JB |
2132 | case scm_tc7_fvect: |
2133 | { | |
2134 | float *data = (float *) SCM_VELTS (v); | |
74014c46 | 2135 | for (k = SCM_UVECTOR_LENGTH (v) - 1; k >= 0; k--) |
bc86da5d | 2136 | res = scm_cons (scm_make_real (data[k]), res); |
0f2d19dd JB |
2137 | return res; |
2138 | } | |
0f2d19dd JB |
2139 | case scm_tc7_dvect: |
2140 | { | |
2141 | double *data = (double *) SCM_VELTS (v); | |
74014c46 | 2142 | for (k = SCM_UVECTOR_LENGTH (v) - 1; k >= 0; k--) |
f8de44c1 | 2143 | res = scm_cons (scm_make_real (data[k]), res); |
0f2d19dd JB |
2144 | return res; |
2145 | } | |
2146 | case scm_tc7_cvect: | |
2147 | { | |
2148 | double (*data)[2] = (double (*)[2]) SCM_VELTS (v); | |
74014c46 | 2149 | for (k = SCM_UVECTOR_LENGTH (v) - 1; k >= 0; k--) |
f8de44c1 | 2150 | res = scm_cons (scm_make_complex (data[k][0], data[k][1]), res); |
0f2d19dd JB |
2151 | return res; |
2152 | } | |
0f2d19dd JB |
2153 | } |
2154 | } | |
1bbd0b84 | 2155 | #undef FUNC_NAME |
0f2d19dd JB |
2156 | |
2157 | ||
c014a02e | 2158 | static int l2ra(SCM lst, SCM ra, unsigned long base, unsigned long k); |
1cc91f1b | 2159 | |
3b3b36dd | 2160 | SCM_DEFINE (scm_list_to_uniform_array, "list->uniform-array", 3, 0, 0, |
1bbd0b84 | 2161 | (SCM ndim, SCM prot, SCM lst), |
8f85c0c6 | 2162 | "@deffnx {Scheme Procedure} list->uniform-vector prot lst\n" |
1e6808ea MG |
2163 | "Return a uniform array of the type indicated by prototype\n" |
2164 | "@var{prot} with elements the same as those of @var{lst}.\n" | |
2165 | "Elements must be of the appropriate type, no coercions are\n" | |
2166 | "done.") | |
1bbd0b84 | 2167 | #define FUNC_NAME s_scm_list_to_uniform_array |
0f2d19dd JB |
2168 | { |
2169 | SCM shp = SCM_EOL; | |
2170 | SCM row = lst; | |
2171 | SCM ra; | |
c014a02e | 2172 | unsigned long k; |
0f2d19dd | 2173 | long n; |
34d19ef6 | 2174 | SCM_VALIDATE_INUM_COPY (1, ndim, k); |
0f2d19dd JB |
2175 | while (k--) |
2176 | { | |
2177 | n = scm_ilength (row); | |
1bbd0b84 | 2178 | SCM_ASSERT (n >= 0, lst, SCM_ARG3, FUNC_NAME); |
0f2d19dd JB |
2179 | shp = scm_cons (SCM_MAKINUM (n), shp); |
2180 | if (SCM_NIMP (row)) | |
2181 | row = SCM_CAR (row); | |
2182 | } | |
d12feca3 GH |
2183 | ra = scm_dimensions_to_uniform_array (scm_reverse (shp), prot, |
2184 | SCM_UNDEFINED); | |
0f2d19dd | 2185 | if (SCM_NULLP (shp)) |
0f2d19dd JB |
2186 | { |
2187 | SCM_ASRTGO (1 == scm_ilength (lst), badlst); | |
2188 | scm_array_set_x (ra, SCM_CAR (lst), SCM_EOL); | |
2189 | return ra; | |
2190 | } | |
2191 | if (!SCM_ARRAYP (ra)) | |
2192 | { | |
c014a02e | 2193 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (ra)); |
74014c46 | 2194 | for (k = 0; k < length; k++, lst = SCM_CDR (lst)) |
0f2d19dd JB |
2195 | scm_array_set_x (ra, SCM_CAR (lst), SCM_MAKINUM (k)); |
2196 | return ra; | |
2197 | } | |
2198 | if (l2ra (lst, ra, SCM_ARRAY_BASE (ra), 0)) | |
2199 | return ra; | |
2200 | else | |
1afff620 KN |
2201 | badlst:SCM_MISC_ERROR ("Bad scm_array contents list: ~S", |
2202 | scm_list_1 (lst)); | |
0f2d19dd | 2203 | } |
1bbd0b84 | 2204 | #undef FUNC_NAME |
0f2d19dd | 2205 | |
0f2d19dd | 2206 | static int |
c014a02e | 2207 | l2ra (SCM lst, SCM ra, unsigned long base, unsigned long k) |
0f2d19dd | 2208 | { |
c014a02e ML |
2209 | register long inc = SCM_ARRAY_DIMS (ra)[k].inc; |
2210 | register long n = (1 + SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd); | |
0f2d19dd JB |
2211 | int ok = 1; |
2212 | if (n <= 0) | |
4260a7fc | 2213 | return (SCM_NULLP (lst)); |
0f2d19dd JB |
2214 | if (k < SCM_ARRAY_NDIM (ra) - 1) |
2215 | { | |
2216 | while (n--) | |
2217 | { | |
1685446c | 2218 | if (!SCM_CONSP (lst)) |
0f2d19dd JB |
2219 | return 0; |
2220 | ok = ok && l2ra (SCM_CAR (lst), ra, base, k + 1); | |
2221 | base += inc; | |
2222 | lst = SCM_CDR (lst); | |
2223 | } | |
9ff1720f | 2224 | if (!SCM_NULLP (lst)) |
0f2d19dd JB |
2225 | return 0; |
2226 | } | |
2227 | else | |
2228 | { | |
2229 | while (n--) | |
2230 | { | |
1685446c | 2231 | if (!SCM_CONSP (lst)) |
0f2d19dd | 2232 | return 0; |
baa702c8 | 2233 | scm_array_set_x (SCM_ARRAY_V (ra), SCM_CAR (lst), SCM_MAKINUM (base)); |
0f2d19dd JB |
2234 | base += inc; |
2235 | lst = SCM_CDR (lst); | |
2236 | } | |
9ff1720f | 2237 | if (!SCM_NULLP (lst)) |
fee7ef83 | 2238 | return 0; |
0f2d19dd JB |
2239 | } |
2240 | return ok; | |
2241 | } | |
2242 | ||
1cc91f1b | 2243 | |
0f2d19dd | 2244 | static void |
34d19ef6 | 2245 | rapr1 (SCM ra, unsigned long j, unsigned long k, SCM port, scm_print_state *pstate) |
0f2d19dd | 2246 | { |
c014a02e ML |
2247 | long inc = 1; |
2248 | long n = (SCM_TYP7 (ra) == scm_tc7_smob | |
b8446ce8 MD |
2249 | ? 0 |
2250 | : SCM_INUM (scm_uniform_vector_length (ra))); | |
0f2d19dd JB |
2251 | int enclosed = 0; |
2252 | tail: | |
5c11cc9d | 2253 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
2254 | { |
2255 | case scm_tc7_smob: | |
2256 | if (enclosed++) | |
2257 | { | |
2258 | SCM_ARRAY_BASE (ra) = j; | |
2259 | if (n-- > 0) | |
9882ea19 | 2260 | scm_iprin1 (ra, port, pstate); |
0f2d19dd JB |
2261 | for (j += inc; n-- > 0; j += inc) |
2262 | { | |
b7f3516f | 2263 | scm_putc (' ', port); |
0f2d19dd | 2264 | SCM_ARRAY_BASE (ra) = j; |
9882ea19 | 2265 | scm_iprin1 (ra, port, pstate); |
0f2d19dd JB |
2266 | } |
2267 | break; | |
2268 | } | |
2269 | if (k + 1 < SCM_ARRAY_NDIM (ra)) | |
2270 | { | |
c014a02e | 2271 | long i; |
0f2d19dd JB |
2272 | inc = SCM_ARRAY_DIMS (ra)[k].inc; |
2273 | for (i = SCM_ARRAY_DIMS (ra)[k].lbnd; i < SCM_ARRAY_DIMS (ra)[k].ubnd; i++) | |
2274 | { | |
b7f3516f | 2275 | scm_putc ('(', port); |
9882ea19 | 2276 | rapr1 (ra, j, k + 1, port, pstate); |
b7f3516f | 2277 | scm_puts (") ", port); |
0f2d19dd JB |
2278 | j += inc; |
2279 | } | |
2280 | if (i == SCM_ARRAY_DIMS (ra)[k].ubnd) | |
2281 | { /* could be zero size. */ | |
b7f3516f | 2282 | scm_putc ('(', port); |
9882ea19 | 2283 | rapr1 (ra, j, k + 1, port, pstate); |
b7f3516f | 2284 | scm_putc (')', port); |
0f2d19dd JB |
2285 | } |
2286 | break; | |
2287 | } | |
1be6b49c | 2288 | if (SCM_ARRAY_NDIM (ra) > 0) |
0f2d19dd JB |
2289 | { /* Could be zero-dimensional */ |
2290 | inc = SCM_ARRAY_DIMS (ra)[k].inc; | |
2291 | n = (SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1); | |
2292 | } | |
2293 | else | |
2294 | n = 1; | |
2295 | ra = SCM_ARRAY_V (ra); | |
2296 | goto tail; | |
2297 | default: | |
5c11cc9d | 2298 | /* scm_tc7_bvect and scm_tc7_llvect only? */ |
0f2d19dd | 2299 | if (n-- > 0) |
9882ea19 | 2300 | scm_iprin1 (scm_uniform_vector_ref (ra, SCM_MAKINUM (j)), port, pstate); |
0f2d19dd JB |
2301 | for (j += inc; n-- > 0; j += inc) |
2302 | { | |
b7f3516f | 2303 | scm_putc (' ', port); |
9882ea19 | 2304 | scm_iprin1 (scm_cvref (ra, j, SCM_UNDEFINED), port, pstate); |
0f2d19dd JB |
2305 | } |
2306 | break; | |
2307 | case scm_tc7_string: | |
2308 | if (n-- > 0) | |
322ac0c5 | 2309 | scm_iprin1 (SCM_MAKE_CHAR (SCM_STRING_UCHARS (ra)[j]), port, pstate); |
9882ea19 | 2310 | if (SCM_WRITINGP (pstate)) |
0f2d19dd JB |
2311 | for (j += inc; n-- > 0; j += inc) |
2312 | { | |
b7f3516f | 2313 | scm_putc (' ', port); |
322ac0c5 | 2314 | scm_iprin1 (SCM_MAKE_CHAR (SCM_STRING_UCHARS (ra)[j]), port, pstate); |
0f2d19dd JB |
2315 | } |
2316 | else | |
2317 | for (j += inc; n-- > 0; j += inc) | |
405aaef9 | 2318 | scm_putc (SCM_STRING_CHARS (ra)[j], port); |
0f2d19dd JB |
2319 | break; |
2320 | case scm_tc7_byvect: | |
2321 | if (n-- > 0) | |
4260a7fc | 2322 | scm_intprint (((char *) SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2323 | for (j += inc; n-- > 0; j += inc) |
2324 | { | |
b7f3516f | 2325 | scm_putc (' ', port); |
4260a7fc | 2326 | scm_intprint (((char *)SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2327 | } |
2328 | break; | |
2329 | ||
2330 | case scm_tc7_uvect: | |
5c11cc9d GH |
2331 | { |
2332 | char str[11]; | |
2333 | ||
2334 | if (n-- > 0) | |
2335 | { | |
2336 | /* intprint can't handle >= 2^31. */ | |
fee7ef83 | 2337 | sprintf (str, "%lu", ((unsigned long *) SCM_VELTS (ra))[j]); |
5c11cc9d GH |
2338 | scm_puts (str, port); |
2339 | } | |
2340 | for (j += inc; n-- > 0; j += inc) | |
2341 | { | |
2342 | scm_putc (' ', port); | |
fee7ef83 | 2343 | sprintf (str, "%lu", ((unsigned long *) SCM_VELTS (ra))[j]); |
5c11cc9d GH |
2344 | scm_puts (str, port); |
2345 | } | |
2346 | } | |
0f2d19dd JB |
2347 | case scm_tc7_ivect: |
2348 | if (n-- > 0) | |
fee7ef83 | 2349 | scm_intprint (((signed long *) SCM_VELTS (ra))[j], 10, port); |
0f2d19dd JB |
2350 | for (j += inc; n-- > 0; j += inc) |
2351 | { | |
b7f3516f | 2352 | scm_putc (' ', port); |
fee7ef83 | 2353 | scm_intprint (((signed long *) SCM_VELTS (ra))[j], 10, port); |
0f2d19dd JB |
2354 | } |
2355 | break; | |
2356 | ||
2357 | case scm_tc7_svect: | |
2358 | if (n-- > 0) | |
4260a7fc | 2359 | scm_intprint (((short *) SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2360 | for (j += inc; n-- > 0; j += inc) |
2361 | { | |
b7f3516f | 2362 | scm_putc (' ', port); |
4260a7fc | 2363 | scm_intprint (((short *) SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2364 | } |
2365 | break; | |
2366 | ||
0f2d19dd JB |
2367 | case scm_tc7_fvect: |
2368 | if (n-- > 0) | |
2369 | { | |
bc86da5d MD |
2370 | SCM z = scm_make_real (1.0); |
2371 | SCM_REAL_VALUE (z) = ((float *) SCM_VELTS (ra))[j]; | |
2372 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2373 | for (j += inc; n-- > 0; j += inc) |
2374 | { | |
b7f3516f | 2375 | scm_putc (' ', port); |
bc86da5d MD |
2376 | SCM_REAL_VALUE (z) = ((float *) SCM_VELTS (ra))[j]; |
2377 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2378 | } |
2379 | } | |
2380 | break; | |
0f2d19dd JB |
2381 | case scm_tc7_dvect: |
2382 | if (n-- > 0) | |
2383 | { | |
bc86da5d MD |
2384 | SCM z = scm_make_real (1.0 / 3.0); |
2385 | SCM_REAL_VALUE (z) = ((double *) SCM_VELTS (ra))[j]; | |
2386 | scm_print_real (z, 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) = ((double *) SCM_VELTS (ra))[j]; |
2391 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2392 | } |
2393 | } | |
2394 | break; | |
2395 | case scm_tc7_cvect: | |
2396 | if (n-- > 0) | |
2397 | { | |
bc86da5d MD |
2398 | SCM cz = scm_make_complex (0.0, 1.0), z = scm_make_real (1.0 / 3.0); |
2399 | SCM_REAL_VALUE (z) = | |
2400 | SCM_COMPLEX_REAL (cz) = ((double *) SCM_VELTS (ra))[2 * j]; | |
2401 | SCM_COMPLEX_IMAG (cz) = ((double *) SCM_VELTS (ra))[2 * j + 1]; | |
2402 | scm_print_complex ((0.0 == SCM_COMPLEX_IMAG (cz) ? z : cz), | |
2403 | port, pstate); | |
0f2d19dd JB |
2404 | for (j += inc; n-- > 0; j += inc) |
2405 | { | |
b7f3516f | 2406 | scm_putc (' ', port); |
bc86da5d MD |
2407 | SCM_REAL_VALUE (z) |
2408 | = SCM_COMPLEX_REAL (cz) = ((double *) SCM_VELTS (ra))[2 * j]; | |
2409 | SCM_COMPLEX_IMAG (cz) = ((double *) SCM_VELTS (ra))[2 * j + 1]; | |
2410 | scm_print_complex ((0.0 == SCM_COMPLEX_IMAG (cz) ? z : cz), | |
2411 | port, pstate); | |
0f2d19dd JB |
2412 | } |
2413 | } | |
2414 | break; | |
0f2d19dd JB |
2415 | } |
2416 | } | |
2417 | ||
2418 | ||
1cc91f1b | 2419 | |
0f2d19dd | 2420 | int |
1bbd0b84 | 2421 | scm_raprin1 (SCM exp, SCM port, scm_print_state *pstate) |
0f2d19dd JB |
2422 | { |
2423 | SCM v = exp; | |
c014a02e | 2424 | unsigned long base = 0; |
b7f3516f | 2425 | scm_putc ('#', port); |
0f2d19dd | 2426 | tail: |
5c11cc9d | 2427 | switch SCM_TYP7 (v) |
0f2d19dd JB |
2428 | { |
2429 | case scm_tc7_smob: | |
2430 | { | |
2431 | long ndim = SCM_ARRAY_NDIM (v); | |
2432 | base = SCM_ARRAY_BASE (v); | |
2433 | v = SCM_ARRAY_V (v); | |
2434 | if (SCM_ARRAYP (v)) | |
2435 | ||
2436 | { | |
b7f3516f | 2437 | scm_puts ("<enclosed-array ", port); |
9882ea19 | 2438 | rapr1 (exp, base, 0, port, pstate); |
b7f3516f | 2439 | scm_putc ('>', port); |
0f2d19dd JB |
2440 | return 1; |
2441 | } | |
2442 | else | |
2443 | { | |
2444 | scm_intprint (ndim, 10, port); | |
2445 | goto tail; | |
2446 | } | |
2447 | } | |
2448 | case scm_tc7_bvect: | |
fee7ef83 | 2449 | if (SCM_EQ_P (exp, v)) |
0f2d19dd | 2450 | { /* a uve, not an scm_array */ |
c014a02e | 2451 | register long i, j, w; |
b7f3516f | 2452 | scm_putc ('*', port); |
c014a02e | 2453 | for (i = 0; i < (SCM_BITVECTOR_LENGTH (exp)) / SCM_LONG_BIT; i++) |
0f2d19dd | 2454 | { |
92c2555f | 2455 | scm_t_bits w = SCM_UNPACK (SCM_VELTS (exp)[i]); |
c014a02e | 2456 | for (j = SCM_LONG_BIT; j; j--) |
0f2d19dd | 2457 | { |
b7f3516f | 2458 | scm_putc (w & 1 ? '1' : '0', port); |
0f2d19dd JB |
2459 | w >>= 1; |
2460 | } | |
2461 | } | |
c014a02e | 2462 | j = SCM_BITVECTOR_LENGTH (exp) % SCM_LONG_BIT; |
0f2d19dd JB |
2463 | if (j) |
2464 | { | |
c014a02e | 2465 | w = SCM_UNPACK (SCM_VELTS (exp)[SCM_BITVECTOR_LENGTH (exp) / SCM_LONG_BIT]); |
0f2d19dd JB |
2466 | for (; j; j--) |
2467 | { | |
b7f3516f | 2468 | scm_putc (w & 1 ? '1' : '0', port); |
0f2d19dd JB |
2469 | w >>= 1; |
2470 | } | |
2471 | } | |
2472 | return 1; | |
2473 | } | |
2474 | else | |
b7f3516f | 2475 | scm_putc ('b', port); |
0f2d19dd JB |
2476 | break; |
2477 | case scm_tc7_string: | |
b7f3516f | 2478 | scm_putc ('a', port); |
0f2d19dd JB |
2479 | break; |
2480 | case scm_tc7_byvect: | |
05c33d09 | 2481 | scm_putc ('y', port); |
0f2d19dd JB |
2482 | break; |
2483 | case scm_tc7_uvect: | |
b7f3516f | 2484 | scm_putc ('u', port); |
0f2d19dd JB |
2485 | break; |
2486 | case scm_tc7_ivect: | |
b7f3516f | 2487 | scm_putc ('e', port); |
0f2d19dd JB |
2488 | break; |
2489 | case scm_tc7_svect: | |
05c33d09 | 2490 | scm_putc ('h', port); |
0f2d19dd | 2491 | break; |
2a5cd898 | 2492 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 2493 | case scm_tc7_llvect: |
5c11cc9d | 2494 | scm_putc ('l', port); |
0f2d19dd JB |
2495 | break; |
2496 | #endif | |
0f2d19dd | 2497 | case scm_tc7_fvect: |
b7f3516f | 2498 | scm_putc ('s', port); |
0f2d19dd | 2499 | break; |
0f2d19dd | 2500 | case scm_tc7_dvect: |
b7f3516f | 2501 | scm_putc ('i', port); |
0f2d19dd JB |
2502 | break; |
2503 | case scm_tc7_cvect: | |
b7f3516f | 2504 | scm_putc ('c', port); |
0f2d19dd | 2505 | break; |
0f2d19dd | 2506 | } |
b7f3516f | 2507 | scm_putc ('(', port); |
9882ea19 | 2508 | rapr1 (exp, base, 0, port, pstate); |
b7f3516f | 2509 | scm_putc (')', port); |
0f2d19dd JB |
2510 | return 1; |
2511 | } | |
2512 | ||
3b3b36dd | 2513 | SCM_DEFINE (scm_array_prototype, "array-prototype", 1, 0, 0, |
1bbd0b84 | 2514 | (SCM ra), |
1e6808ea MG |
2515 | "Return an object that would produce an array of the same type\n" |
2516 | "as @var{array}, if used as the @var{prototype} for\n" | |
b380b885 | 2517 | "@code{make-uniform-array}.") |
1bbd0b84 | 2518 | #define FUNC_NAME s_scm_array_prototype |
0f2d19dd JB |
2519 | { |
2520 | int enclosed = 0; | |
2521 | SCM_ASRTGO (SCM_NIMP (ra), badarg); | |
2522 | loop: | |
74014c46 | 2523 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
2524 | { |
2525 | default: | |
276dd677 | 2526 | badarg:SCM_WRONG_TYPE_ARG (1, ra); |
0f2d19dd JB |
2527 | case scm_tc7_smob: |
2528 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg); | |
2529 | if (enclosed++) | |
2530 | return SCM_UNSPECIFIED; | |
2531 | ra = SCM_ARRAY_V (ra); | |
2532 | goto loop; | |
2533 | case scm_tc7_vector: | |
95f5b0f5 | 2534 | case scm_tc7_wvect: |
0f2d19dd JB |
2535 | return SCM_EOL; |
2536 | case scm_tc7_bvect: | |
2537 | return SCM_BOOL_T; | |
2538 | case scm_tc7_string: | |
7866a09b | 2539 | return SCM_MAKE_CHAR ('a'); |
0f2d19dd | 2540 | case scm_tc7_byvect: |
7866a09b | 2541 | return SCM_MAKE_CHAR ('\0'); |
0f2d19dd JB |
2542 | case scm_tc7_uvect: |
2543 | return SCM_MAKINUM (1L); | |
2544 | case scm_tc7_ivect: | |
2545 | return SCM_MAKINUM (-1L); | |
2546 | case scm_tc7_svect: | |
38ae064c | 2547 | return scm_str2symbol ("s"); |
2a5cd898 | 2548 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 2549 | case scm_tc7_llvect: |
38ae064c | 2550 | return scm_str2symbol ("l"); |
0f2d19dd | 2551 | #endif |
0f2d19dd | 2552 | case scm_tc7_fvect: |
bc86da5d | 2553 | return scm_make_real (1.0); |
0f2d19dd | 2554 | case scm_tc7_dvect: |
bc86da5d | 2555 | return scm_make_real (1.0 / 3.0); |
0f2d19dd | 2556 | case scm_tc7_cvect: |
bc86da5d | 2557 | return scm_make_complex (0.0, 1.0); |
0f2d19dd JB |
2558 | } |
2559 | } | |
1bbd0b84 | 2560 | #undef FUNC_NAME |
0f2d19dd | 2561 | |
1cc91f1b | 2562 | |
0f2d19dd | 2563 | static SCM |
e841c3e0 | 2564 | array_mark (SCM ptr) |
0f2d19dd | 2565 | { |
0f2d19dd JB |
2566 | return SCM_ARRAY_V (ptr); |
2567 | } | |
2568 | ||
1cc91f1b | 2569 | |
1be6b49c | 2570 | static size_t |
e841c3e0 | 2571 | array_free (SCM ptr) |
0f2d19dd | 2572 | { |
4c9419ac MV |
2573 | scm_gc_free (SCM_ARRAY_MEM (ptr), |
2574 | (sizeof (scm_t_array) | |
2575 | + SCM_ARRAY_NDIM (ptr) * sizeof (scm_t_array_dim)), | |
2576 | "array"); | |
2577 | return 0; | |
0f2d19dd JB |
2578 | } |
2579 | ||
0f2d19dd JB |
2580 | void |
2581 | scm_init_unif () | |
0f2d19dd | 2582 | { |
e841c3e0 KN |
2583 | scm_tc16_array = scm_make_smob_type ("array", 0); |
2584 | scm_set_smob_mark (scm_tc16_array, array_mark); | |
2585 | scm_set_smob_free (scm_tc16_array, array_free); | |
2586 | scm_set_smob_print (scm_tc16_array, scm_raprin1); | |
2587 | scm_set_smob_equalp (scm_tc16_array, scm_array_equal_p); | |
0f2d19dd | 2588 | scm_add_feature ("array"); |
a0599745 | 2589 | #include "libguile/unif.x" |
0f2d19dd | 2590 | } |
89e00824 ML |
2591 | |
2592 | /* | |
2593 | Local Variables: | |
2594 | c-file-style: "gnu" | |
2595 | End: | |
2596 | */ |