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b3fcac34 | 1 | /* Copyright (C) 1995,1996,1997,1998,2000,2001 Free Software Foundation, Inc. |
0f2d19dd JB |
2 | * |
3 | * This program is free software; you can redistribute it and/or modify | |
4 | * it under the terms of the GNU General Public License as published by | |
5 | * the Free Software Foundation; either version 2, or (at your option) | |
6 | * any later version. | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License | |
14 | * along with this software; see the file COPYING. If not, write to | |
82892bed JB |
15 | * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
16 | * Boston, MA 02111-1307 USA | |
0f2d19dd JB |
17 | * |
18 | * As a special exception, the Free Software Foundation gives permission | |
19 | * for additional uses of the text contained in its release of GUILE. | |
20 | * | |
21 | * The exception is that, if you link the GUILE library with other files | |
22 | * to produce an executable, this does not by itself cause the | |
23 | * resulting executable to be covered by the GNU General Public License. | |
24 | * Your use of that executable is in no way restricted on account of | |
25 | * linking the GUILE library code into it. | |
26 | * | |
27 | * This exception does not however invalidate any other reasons why | |
28 | * the executable file might be covered by the GNU General Public License. | |
29 | * | |
30 | * This exception applies only to the code released by the | |
31 | * Free Software Foundation under the name GUILE. If you copy | |
32 | * code from other Free Software Foundation releases into a copy of | |
33 | * GUILE, as the General Public License permits, the exception does | |
34 | * not apply to the code that you add in this way. To avoid misleading | |
35 | * anyone as to the status of such modified files, you must delete | |
36 | * this exception notice from them. | |
37 | * | |
38 | * If you write modifications of your own for GUILE, it is your choice | |
39 | * whether to permit this exception to apply to your modifications. | |
82892bed | 40 | * If you do not wish that, delete this exception notice. */ |
1bbd0b84 | 41 | |
1bbd0b84 | 42 | |
c209c88e GB |
43 | /* |
44 | This file has code for arrays in lots of variants (double, integer, | |
45 | unsigned etc. ). It suffers from hugely repetitive code because | |
46 | there is similar (but different) code for every variant included. (urg.) | |
47 | ||
48 | --hwn | |
49 | */ | |
0f2d19dd JB |
50 | \f |
51 | ||
2a5cd898 RB |
52 | #if HAVE_CONFIG_H |
53 | # include <config.h> | |
54 | #endif | |
55 | ||
0f2d19dd | 56 | #include <stdio.h> |
e6e2e95a | 57 | #include <errno.h> |
783e7774 | 58 | #include <string.h> |
e6e2e95a | 59 | |
a0599745 MD |
60 | #include "libguile/_scm.h" |
61 | #include "libguile/chars.h" | |
62 | #include "libguile/eval.h" | |
63 | #include "libguile/fports.h" | |
64 | #include "libguile/smob.h" | |
65 | #include "libguile/strop.h" | |
66 | #include "libguile/feature.h" | |
67 | #include "libguile/root.h" | |
68 | #include "libguile/strings.h" | |
69 | #include "libguile/vectors.h" | |
70 | ||
71 | #include "libguile/validate.h" | |
72 | #include "libguile/unif.h" | |
73 | #include "libguile/ramap.h" | |
0f2d19dd | 74 | |
3d8d56df GH |
75 | #ifdef HAVE_UNISTD_H |
76 | #include <unistd.h> | |
77 | #endif | |
78 | ||
7beabedb MG |
79 | #ifdef HAVE_IO_H |
80 | #include <io.h> | |
81 | #endif | |
82 | ||
0f2d19dd JB |
83 | \f |
84 | /* The set of uniform scm_vector types is: | |
85 | * Vector of: Called: | |
86 | * unsigned char string | |
87 | * char byvect | |
88 | * boolean bvect | |
a515d287 MD |
89 | * signed long ivect |
90 | * unsigned long uvect | |
0f2d19dd JB |
91 | * float fvect |
92 | * double dvect | |
93 | * complex double cvect | |
94 | * short svect | |
5c11cc9d | 95 | * long long llvect |
0f2d19dd JB |
96 | */ |
97 | ||
92c2555f | 98 | scm_t_bits scm_tc16_array; |
0f2d19dd | 99 | |
afe5177e GH |
100 | /* return the size of an element in a uniform array or 0 if type not |
101 | found. */ | |
1be6b49c | 102 | size_t |
afe5177e | 103 | scm_uniform_element_size (SCM obj) |
0f2d19dd | 104 | { |
1be6b49c | 105 | size_t result; |
0f2d19dd | 106 | |
afe5177e | 107 | switch (SCM_TYP7 (obj)) |
0f2d19dd | 108 | { |
0f2d19dd | 109 | case scm_tc7_bvect: |
0f2d19dd JB |
110 | case scm_tc7_uvect: |
111 | case scm_tc7_ivect: | |
afe5177e | 112 | result = sizeof (long); |
0f2d19dd | 113 | break; |
afe5177e | 114 | |
0f2d19dd | 115 | case scm_tc7_byvect: |
afe5177e | 116 | result = sizeof (char); |
0f2d19dd JB |
117 | break; |
118 | ||
119 | case scm_tc7_svect: | |
afe5177e | 120 | result = sizeof (short); |
0f2d19dd | 121 | break; |
afe5177e | 122 | |
2a5cd898 | 123 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 124 | case scm_tc7_llvect: |
1be6b49c | 125 | result = sizeof (long long); |
0f2d19dd JB |
126 | break; |
127 | #endif | |
128 | ||
0f2d19dd | 129 | case scm_tc7_fvect: |
afe5177e | 130 | result = sizeof (float); |
0f2d19dd | 131 | break; |
afe5177e | 132 | |
0f2d19dd | 133 | case scm_tc7_dvect: |
afe5177e | 134 | result = sizeof (double); |
0f2d19dd | 135 | break; |
afe5177e | 136 | |
0f2d19dd | 137 | case scm_tc7_cvect: |
afe5177e | 138 | result = 2 * sizeof (double); |
0f2d19dd | 139 | break; |
afe5177e GH |
140 | |
141 | default: | |
142 | result = 0; | |
0f2d19dd | 143 | } |
afe5177e | 144 | return result; |
0f2d19dd JB |
145 | } |
146 | ||
bc86da5d MD |
147 | /* Silly function used not to modify the semantics of the silly |
148 | * prototype system in order to be backward compatible. | |
149 | */ | |
150 | static int | |
151 | singp (SCM obj) | |
0f2d19dd | 152 | { |
a08b0d00 | 153 | if (!SCM_REALP (obj)) |
bc86da5d MD |
154 | return 0; |
155 | else | |
156 | { | |
157 | double x = SCM_REAL_VALUE (obj); | |
158 | float fx = x; | |
159 | return (- SCM_FLTMAX < x) && (x < SCM_FLTMAX) && (fx == x); | |
160 | } | |
0f2d19dd | 161 | } |
1cc91f1b | 162 | |
0f2d19dd | 163 | SCM |
c014a02e | 164 | scm_make_uve (long k, SCM prot) |
a3a32939 | 165 | #define FUNC_NAME "scm_make_uve" |
0f2d19dd JB |
166 | { |
167 | SCM v; | |
c014a02e | 168 | long i, type; |
a3a32939 | 169 | |
9a09deb1 | 170 | if (SCM_EQ_P (prot, SCM_BOOL_T)) |
0f2d19dd | 171 | { |
93778877 DH |
172 | if (k > 0) |
173 | { | |
16d4699b MV |
174 | SCM_ASSERT_RANGE (1, |
175 | scm_long2num (k), k <= SCM_BITVECTOR_MAX_LENGTH); | |
c014a02e | 176 | i = sizeof (long) * ((k + SCM_LONG_BIT - 1) / SCM_LONG_BIT); |
228a24ef DH |
177 | v = scm_cell (SCM_MAKE_BITVECTOR_TAG (k), |
178 | (scm_t_bits) scm_gc_malloc (i, "vector")); | |
93778877 DH |
179 | } |
180 | else | |
228a24ef | 181 | v = scm_cell (SCM_MAKE_BITVECTOR_TAG (0), 0); |
93778877 | 182 | return v; |
0f2d19dd | 183 | } |
4260a7fc | 184 | else if (SCM_CHARP (prot) && (SCM_CHAR (prot) == '\0')) |
0f2d19dd | 185 | { |
c014a02e | 186 | i = sizeof (char) * k; |
0f2d19dd | 187 | type = scm_tc7_byvect; |
5b9eb8ae | 188 | } |
7866a09b | 189 | else if (SCM_CHARP (prot)) |
0f2d19dd | 190 | { |
c014a02e | 191 | i = sizeof (char) * k; |
be54b15d | 192 | return scm_allocate_string (i); |
0f2d19dd JB |
193 | } |
194 | else if (SCM_INUMP (prot)) | |
195 | { | |
c014a02e | 196 | i = sizeof (long) * k; |
0f2d19dd JB |
197 | if (SCM_INUM (prot) > 0) |
198 | type = scm_tc7_uvect; | |
199 | else | |
200 | type = scm_tc7_ivect; | |
201 | } | |
74014c46 | 202 | else if (SCM_SYMBOLP (prot) && (1 == SCM_SYMBOL_LENGTH (prot))) |
0f2d19dd JB |
203 | { |
204 | char s; | |
205 | ||
86c991c2 | 206 | s = SCM_SYMBOL_CHARS (prot)[0]; |
0f2d19dd JB |
207 | if (s == 's') |
208 | { | |
c014a02e | 209 | i = sizeof (short) * k; |
0f2d19dd JB |
210 | type = scm_tc7_svect; |
211 | } | |
2a5cd898 | 212 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
213 | else if (s == 'l') |
214 | { | |
c014a02e | 215 | i = sizeof (long long) * k; |
0f2d19dd JB |
216 | type = scm_tc7_llvect; |
217 | } | |
218 | #endif | |
219 | else | |
220 | { | |
00ffa0e7 | 221 | return scm_c_make_vector (k, SCM_UNDEFINED); |
0f2d19dd JB |
222 | } |
223 | } | |
5b9eb8ae | 224 | else if (!SCM_INEXACTP (prot)) |
0f2d19dd | 225 | /* Huge non-unif vectors are NOT supported. */ |
5c11cc9d | 226 | /* no special scm_vector */ |
00ffa0e7 | 227 | return scm_c_make_vector (k, SCM_UNDEFINED); |
bc86da5d | 228 | else if (singp (prot)) |
0f2d19dd | 229 | { |
c014a02e | 230 | i = sizeof (float) * k; |
0f2d19dd JB |
231 | type = scm_tc7_fvect; |
232 | } | |
eb42e2f0 | 233 | else if (SCM_COMPLEXP (prot)) |
0f2d19dd | 234 | { |
c014a02e | 235 | i = 2 * sizeof (double) * k; |
0f2d19dd JB |
236 | type = scm_tc7_cvect; |
237 | } | |
238 | else | |
239 | { | |
c014a02e | 240 | i = sizeof (double) * k; |
0f2d19dd JB |
241 | type = scm_tc7_dvect; |
242 | } | |
0f2d19dd | 243 | |
c014a02e | 244 | SCM_ASSERT_RANGE (1, scm_long2num (k), k <= SCM_UVECTOR_MAX_LENGTH); |
5b9eb8ae | 245 | |
228a24ef DH |
246 | return scm_cell (SCM_MAKE_UVECTOR_TAG (k, type), |
247 | (scm_t_bits) scm_gc_malloc (i, "vector")); | |
0f2d19dd | 248 | } |
a3a32939 DH |
249 | #undef FUNC_NAME |
250 | ||
0f2d19dd | 251 | |
3b3b36dd | 252 | SCM_DEFINE (scm_uniform_vector_length, "uniform-vector-length", 1, 0, 0, |
1e6808ea MG |
253 | (SCM v), |
254 | "Return the number of elements in @var{uve}.") | |
1bbd0b84 | 255 | #define FUNC_NAME s_scm_uniform_vector_length |
0f2d19dd JB |
256 | { |
257 | SCM_ASRTGO (SCM_NIMP (v), badarg1); | |
74014c46 | 258 | switch SCM_TYP7 (v) |
0f2d19dd JB |
259 | { |
260 | default: | |
276dd677 | 261 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
74014c46 DH |
262 | case scm_tc7_vector: |
263 | case scm_tc7_wvect: | |
264 | return SCM_MAKINUM (SCM_VECTOR_LENGTH (v)); | |
0f2d19dd | 265 | case scm_tc7_string: |
74014c46 DH |
266 | return SCM_MAKINUM (SCM_STRING_LENGTH (v)); |
267 | case scm_tc7_bvect: | |
268 | return SCM_MAKINUM (SCM_BITVECTOR_LENGTH (v)); | |
0f2d19dd JB |
269 | case scm_tc7_byvect: |
270 | case scm_tc7_uvect: | |
271 | case scm_tc7_ivect: | |
272 | case scm_tc7_fvect: | |
273 | case scm_tc7_dvect: | |
274 | case scm_tc7_cvect: | |
0f2d19dd | 275 | case scm_tc7_svect: |
2a5cd898 | 276 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
277 | case scm_tc7_llvect: |
278 | #endif | |
74014c46 | 279 | return SCM_MAKINUM (SCM_UVECTOR_LENGTH (v)); |
0f2d19dd JB |
280 | } |
281 | } | |
1bbd0b84 | 282 | #undef FUNC_NAME |
0f2d19dd | 283 | |
3b3b36dd | 284 | SCM_DEFINE (scm_array_p, "array?", 1, 1, 0, |
1bbd0b84 | 285 | (SCM v, SCM prot), |
1e6808ea MG |
286 | "Return @code{#t} if the @var{obj} is an array, and @code{#f} if\n" |
287 | "not. The @var{prototype} argument is used with uniform arrays\n" | |
288 | "and is described elsewhere.") | |
1bbd0b84 | 289 | #define FUNC_NAME s_scm_array_p |
0f2d19dd JB |
290 | { |
291 | int nprot; | |
292 | int enclosed; | |
293 | nprot = SCM_UNBNDP (prot); | |
294 | enclosed = 0; | |
295 | if (SCM_IMP (v)) | |
296 | return SCM_BOOL_F; | |
c209c88e GB |
297 | |
298 | while (SCM_TYP7 (v) == scm_tc7_smob) | |
0f2d19dd | 299 | { |
0f2d19dd JB |
300 | if (!SCM_ARRAYP (v)) |
301 | return SCM_BOOL_F; | |
302 | if (nprot) | |
303 | return SCM_BOOL_T; | |
304 | if (enclosed++) | |
305 | return SCM_BOOL_F; | |
306 | v = SCM_ARRAY_V (v); | |
c209c88e GB |
307 | } |
308 | if (nprot) | |
309 | return SCM_BOOL(nprot); | |
310 | else | |
311 | { | |
312 | int protp = 0; | |
313 | ||
314 | switch (SCM_TYP7 (v)) | |
315 | { | |
316 | case scm_tc7_bvect: | |
9a09deb1 | 317 | protp = (SCM_EQ_P (prot, SCM_BOOL_T)); |
c209c88e | 318 | case scm_tc7_string: |
4260a7fc | 319 | protp = SCM_CHARP(prot) && (SCM_CHAR (prot) != '\0'); |
c209c88e | 320 | case scm_tc7_byvect: |
4260a7fc | 321 | protp = SCM_EQ_P (prot, SCM_MAKE_CHAR ('\0')); |
c209c88e GB |
322 | case scm_tc7_uvect: |
323 | protp = SCM_INUMP(prot) && SCM_INUM(prot)>0; | |
324 | case scm_tc7_ivect: | |
325 | protp = SCM_INUMP(prot) && SCM_INUM(prot)<=0; | |
326 | ||
327 | case scm_tc7_svect: | |
328 | protp = SCM_SYMBOLP (prot) | |
74014c46 | 329 | && (1 == SCM_SYMBOL_LENGTH (prot)) |
86c991c2 | 330 | && ('s' == SCM_SYMBOL_CHARS (prot)[0]); |
2a5cd898 | 331 | #if SCM_SIZEOF_LONG_LONG != 0 |
c209c88e GB |
332 | case scm_tc7_llvect: |
333 | protp = SCM_SYMBOLP (prot) | |
74014c46 | 334 | && (1 == SCM_SYMBOL_LENGTH (prot)) |
86c991c2 | 335 | && ('s' == SCM_SYMBOL_CHARS (prot)[0]); |
0f2d19dd | 336 | #endif |
c209c88e | 337 | case scm_tc7_fvect: |
bc86da5d | 338 | protp = singp (prot); |
c209c88e GB |
339 | case scm_tc7_dvect: |
340 | protp = SCM_REALP(prot); | |
341 | case scm_tc7_cvect: | |
eb42e2f0 | 342 | protp = SCM_COMPLEXP(prot); |
c209c88e GB |
343 | case scm_tc7_vector: |
344 | case scm_tc7_wvect: | |
345 | protp = SCM_NULLP(prot); | |
346 | default: | |
347 | /* no default */ | |
348 | ; | |
349 | } | |
350 | return SCM_BOOL(protp); | |
0f2d19dd | 351 | } |
0f2d19dd | 352 | } |
1bbd0b84 | 353 | #undef FUNC_NAME |
0f2d19dd JB |
354 | |
355 | ||
3b3b36dd | 356 | SCM_DEFINE (scm_array_rank, "array-rank", 1, 0, 0, |
1bbd0b84 | 357 | (SCM ra), |
1e6808ea MG |
358 | "Return the number of dimensions of @var{obj}. If @var{obj} is\n" |
359 | "not an array, @code{0} is returned.") | |
1bbd0b84 | 360 | #define FUNC_NAME s_scm_array_rank |
0f2d19dd JB |
361 | { |
362 | if (SCM_IMP (ra)) | |
1bbd0b84 | 363 | return SCM_INUM0; |
0f2d19dd JB |
364 | switch (SCM_TYP7 (ra)) |
365 | { | |
366 | default: | |
367 | return SCM_INUM0; | |
368 | case scm_tc7_string: | |
369 | case scm_tc7_vector: | |
95f5b0f5 | 370 | case scm_tc7_wvect: |
0f2d19dd JB |
371 | case scm_tc7_byvect: |
372 | case scm_tc7_uvect: | |
373 | case scm_tc7_ivect: | |
374 | case scm_tc7_fvect: | |
375 | case scm_tc7_cvect: | |
376 | case scm_tc7_dvect: | |
2a5cd898 | 377 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
378 | case scm_tc7_llvect: |
379 | #endif | |
380 | case scm_tc7_svect: | |
381 | return SCM_MAKINUM (1L); | |
382 | case scm_tc7_smob: | |
383 | if (SCM_ARRAYP (ra)) | |
384 | return SCM_MAKINUM (SCM_ARRAY_NDIM (ra)); | |
385 | return SCM_INUM0; | |
386 | } | |
387 | } | |
1bbd0b84 | 388 | #undef FUNC_NAME |
0f2d19dd JB |
389 | |
390 | ||
3b3b36dd | 391 | SCM_DEFINE (scm_array_dimensions, "array-dimensions", 1, 0, 0, |
1bbd0b84 | 392 | (SCM ra), |
b380b885 MD |
393 | "@code{Array-dimensions} is similar to @code{array-shape} but replaces\n" |
394 | "elements with a @code{0} minimum with one greater than the maximum. So:\n" | |
1e6808ea | 395 | "@lisp\n" |
b380b885 | 396 | "(array-dimensions (make-array 'foo '(-1 3) 5)) @result{} ((-1 3) 5)\n" |
1e6808ea | 397 | "@end lisp") |
1bbd0b84 | 398 | #define FUNC_NAME s_scm_array_dimensions |
0f2d19dd JB |
399 | { |
400 | SCM res = SCM_EOL; | |
1be6b49c | 401 | size_t k; |
92c2555f | 402 | scm_t_array_dim *s; |
0f2d19dd | 403 | if (SCM_IMP (ra)) |
1bbd0b84 | 404 | return SCM_BOOL_F; |
0f2d19dd JB |
405 | switch (SCM_TYP7 (ra)) |
406 | { | |
407 | default: | |
408 | return SCM_BOOL_F; | |
409 | case scm_tc7_string: | |
410 | case scm_tc7_vector: | |
95f5b0f5 | 411 | case scm_tc7_wvect: |
0f2d19dd JB |
412 | case scm_tc7_bvect: |
413 | case scm_tc7_byvect: | |
414 | case scm_tc7_uvect: | |
415 | case scm_tc7_ivect: | |
416 | case scm_tc7_fvect: | |
417 | case scm_tc7_cvect: | |
418 | case scm_tc7_dvect: | |
419 | case scm_tc7_svect: | |
2a5cd898 | 420 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
421 | case scm_tc7_llvect: |
422 | #endif | |
74014c46 | 423 | return scm_cons (scm_uniform_vector_length (ra), SCM_EOL); |
0f2d19dd JB |
424 | case scm_tc7_smob: |
425 | if (!SCM_ARRAYP (ra)) | |
426 | return SCM_BOOL_F; | |
427 | k = SCM_ARRAY_NDIM (ra); | |
428 | s = SCM_ARRAY_DIMS (ra); | |
429 | while (k--) | |
e2d37336 MD |
430 | res = scm_cons (s[k].lbnd |
431 | ? scm_cons2 (SCM_MAKINUM (s[k].lbnd), | |
432 | SCM_MAKINUM (s[k].ubnd), | |
433 | SCM_EOL) | |
434 | : SCM_MAKINUM (1 + s[k].ubnd), | |
435 | res); | |
0f2d19dd JB |
436 | return res; |
437 | } | |
438 | } | |
1bbd0b84 | 439 | #undef FUNC_NAME |
0f2d19dd JB |
440 | |
441 | ||
e2d37336 MD |
442 | SCM_DEFINE (scm_shared_array_root, "shared-array-root", 1, 0, 0, |
443 | (SCM ra), | |
444 | "Return the root vector of a shared array.") | |
445 | #define FUNC_NAME s_scm_shared_array_root | |
446 | { | |
447 | SCM_ASSERT (SCM_ARRAYP (ra), ra, SCM_ARG1, FUNC_NAME); | |
448 | return SCM_ARRAY_V (ra); | |
449 | } | |
450 | #undef FUNC_NAME | |
451 | ||
452 | ||
453 | SCM_DEFINE (scm_shared_array_offset, "shared-array-offset", 1, 0, 0, | |
454 | (SCM ra), | |
455 | "Return the root vector index of the first element in the array.") | |
456 | #define FUNC_NAME s_scm_shared_array_offset | |
457 | { | |
458 | SCM_ASSERT (SCM_ARRAYP (ra), ra, SCM_ARG1, FUNC_NAME); | |
459 | return SCM_MAKINUM (SCM_ARRAY_BASE (ra)); | |
460 | } | |
461 | #undef FUNC_NAME | |
462 | ||
463 | ||
464 | SCM_DEFINE (scm_shared_array_increments, "shared-array-increments", 1, 0, 0, | |
465 | (SCM ra), | |
466 | "For each dimension, return the distance between elements in the root vector.") | |
467 | #define FUNC_NAME s_scm_shared_array_increments | |
468 | { | |
469 | SCM res = SCM_EOL; | |
1be6b49c | 470 | size_t k; |
92c2555f | 471 | scm_t_array_dim *s; |
e2d37336 MD |
472 | SCM_ASSERT (SCM_ARRAYP (ra), ra, SCM_ARG1, FUNC_NAME); |
473 | k = SCM_ARRAY_NDIM (ra); | |
474 | s = SCM_ARRAY_DIMS (ra); | |
475 | while (k--) | |
476 | res = scm_cons (SCM_MAKINUM (s[k].inc), res); | |
477 | return res; | |
478 | } | |
479 | #undef FUNC_NAME | |
480 | ||
481 | ||
0f2d19dd JB |
482 | static char s_bad_ind[] = "Bad scm_array index"; |
483 | ||
1cc91f1b | 484 | |
c014a02e | 485 | long |
1bbd0b84 | 486 | scm_aind (SCM ra, SCM args, const char *what) |
b3fcac34 | 487 | #define FUNC_NAME what |
0f2d19dd JB |
488 | { |
489 | SCM ind; | |
c014a02e ML |
490 | register long j; |
491 | register unsigned long pos = SCM_ARRAY_BASE (ra); | |
492 | register unsigned long k = SCM_ARRAY_NDIM (ra); | |
92c2555f | 493 | scm_t_array_dim *s = SCM_ARRAY_DIMS (ra); |
0f2d19dd | 494 | if (SCM_INUMP (args)) |
0f2d19dd | 495 | { |
b3fcac34 DH |
496 | if (k != 1) |
497 | scm_error_num_args_subr (what); | |
0f2d19dd JB |
498 | return pos + (SCM_INUM (args) - s->lbnd) * (s->inc); |
499 | } | |
1be6b49c | 500 | while (k && !SCM_NULLP (args)) |
0f2d19dd JB |
501 | { |
502 | ind = SCM_CAR (args); | |
503 | args = SCM_CDR (args); | |
b3fcac34 DH |
504 | if (!SCM_INUMP (ind)) |
505 | scm_misc_error (what, s_bad_ind, SCM_EOL); | |
0f2d19dd | 506 | j = SCM_INUM (ind); |
685c0d71 DH |
507 | if (j < s->lbnd || j > s->ubnd) |
508 | scm_out_of_range (what, ind); | |
0f2d19dd JB |
509 | pos += (j - s->lbnd) * (s->inc); |
510 | k--; | |
511 | s++; | |
512 | } | |
b3fcac34 DH |
513 | if (k != 0 || !SCM_NULLP (args)) |
514 | scm_error_num_args_subr (what); | |
515 | ||
0f2d19dd JB |
516 | return pos; |
517 | } | |
b3fcac34 | 518 | #undef FUNC_NAME |
0f2d19dd | 519 | |
1cc91f1b | 520 | |
0f2d19dd | 521 | SCM |
1bbd0b84 | 522 | scm_make_ra (int ndim) |
0f2d19dd JB |
523 | { |
524 | SCM ra; | |
0f2d19dd | 525 | SCM_DEFER_INTS; |
92c2555f | 526 | SCM_NEWSMOB(ra, ((scm_t_bits) ndim << 17) + scm_tc16_array, |
4c9419ac MV |
527 | scm_gc_malloc ((sizeof (scm_t_array) + |
528 | ndim * sizeof (scm_t_array_dim)), | |
529 | "array")); | |
0f2d19dd JB |
530 | SCM_ARRAY_V (ra) = scm_nullvect; |
531 | SCM_ALLOW_INTS; | |
532 | return ra; | |
533 | } | |
534 | ||
535 | static char s_bad_spec[] = "Bad scm_array dimension"; | |
536 | /* Increments will still need to be set. */ | |
537 | ||
1cc91f1b | 538 | |
0f2d19dd | 539 | SCM |
1bbd0b84 | 540 | scm_shap2ra (SCM args, const char *what) |
0f2d19dd | 541 | { |
92c2555f | 542 | scm_t_array_dim *s; |
0f2d19dd JB |
543 | SCM ra, spec, sp; |
544 | int ndim = scm_ilength (args); | |
b3fcac34 DH |
545 | if (ndim < 0) |
546 | scm_misc_error (what, s_bad_spec, SCM_EOL); | |
547 | ||
0f2d19dd JB |
548 | ra = scm_make_ra (ndim); |
549 | SCM_ARRAY_BASE (ra) = 0; | |
550 | s = SCM_ARRAY_DIMS (ra); | |
a3a32939 | 551 | for (; !SCM_NULLP (args); s++, args = SCM_CDR (args)) |
0f2d19dd JB |
552 | { |
553 | spec = SCM_CAR (args); | |
a3a32939 | 554 | if (SCM_INUMP (spec)) |
0f2d19dd | 555 | { |
b3fcac34 DH |
556 | if (SCM_INUM (spec) < 0) |
557 | scm_misc_error (what, s_bad_spec, SCM_EOL); | |
0f2d19dd JB |
558 | s->lbnd = 0; |
559 | s->ubnd = SCM_INUM (spec) - 1; | |
560 | s->inc = 1; | |
561 | } | |
562 | else | |
563 | { | |
b3fcac34 DH |
564 | if (!SCM_CONSP (spec) || !SCM_INUMP (SCM_CAR (spec))) |
565 | scm_misc_error (what, s_bad_spec, SCM_EOL); | |
0f2d19dd JB |
566 | s->lbnd = SCM_INUM (SCM_CAR (spec)); |
567 | sp = SCM_CDR (spec); | |
b3fcac34 DH |
568 | if (!SCM_CONSP (sp) |
569 | || !SCM_INUMP (SCM_CAR (sp)) | |
570 | || !SCM_NULLP (SCM_CDR (sp))) | |
571 | scm_misc_error (what, s_bad_spec, SCM_EOL); | |
0f2d19dd JB |
572 | s->ubnd = SCM_INUM (SCM_CAR (sp)); |
573 | s->inc = 1; | |
574 | } | |
575 | } | |
576 | return ra; | |
577 | } | |
578 | ||
3b3b36dd | 579 | SCM_DEFINE (scm_dimensions_to_uniform_array, "dimensions->uniform-array", 2, 1, 0, |
1e6808ea | 580 | (SCM dims, SCM prot, SCM fill), |
8f85c0c6 | 581 | "@deffnx {Scheme Procedure} make-uniform-vector length prototype [fill]\n" |
1e6808ea MG |
582 | "Create and return a uniform array or vector of type\n" |
583 | "corresponding to @var{prototype} with dimensions @var{dims} or\n" | |
584 | "length @var{length}. If @var{fill} is supplied, it's used to\n" | |
585 | "fill the array, otherwise @var{prototype} is used.") | |
1bbd0b84 | 586 | #define FUNC_NAME s_scm_dimensions_to_uniform_array |
0f2d19dd | 587 | { |
1be6b49c | 588 | size_t k; |
c014a02e | 589 | unsigned long rlen = 1; |
92c2555f | 590 | scm_t_array_dim *s; |
0f2d19dd | 591 | SCM ra; |
1be6b49c | 592 | |
0f2d19dd | 593 | if (SCM_INUMP (dims)) |
cda139a7 | 594 | { |
5b9eb8ae | 595 | SCM answer = scm_make_uve (SCM_INUM (dims), prot); |
a3a32939 DH |
596 | if (!SCM_UNBNDP (fill)) |
597 | scm_array_fill_x (answer, fill); | |
598 | else if (SCM_SYMBOLP (prot)) | |
599 | scm_array_fill_x (answer, SCM_MAKINUM (0)); | |
600 | else | |
601 | scm_array_fill_x (answer, prot); | |
602 | return answer; | |
cda139a7 | 603 | } |
1be6b49c | 604 | |
0c95b57d GB |
605 | SCM_ASSERT (SCM_NULLP (dims) || SCM_CONSP (dims), |
606 | dims, SCM_ARG1, FUNC_NAME); | |
1bbd0b84 | 607 | ra = scm_shap2ra (dims, FUNC_NAME); |
e038c042 | 608 | SCM_SET_ARRAY_CONTIGUOUS_FLAG (ra); |
0f2d19dd JB |
609 | s = SCM_ARRAY_DIMS (ra); |
610 | k = SCM_ARRAY_NDIM (ra); | |
1be6b49c | 611 | |
0f2d19dd JB |
612 | while (k--) |
613 | { | |
a3a32939 DH |
614 | s[k].inc = rlen; |
615 | SCM_ASSERT_RANGE (1, dims, s[k].lbnd <= s[k].ubnd); | |
0f2d19dd | 616 | rlen = (s[k].ubnd - s[k].lbnd + 1) * s[k].inc; |
0f2d19dd | 617 | } |
a3a32939 | 618 | |
a3a32939 DH |
619 | SCM_ARRAY_V (ra) = scm_make_uve (rlen, prot); |
620 | ||
5c11cc9d | 621 | if (!SCM_UNBNDP (fill)) |
a3a32939 | 622 | scm_array_fill_x (ra, fill); |
0c95b57d | 623 | else if (SCM_SYMBOLP (prot)) |
0f2d19dd JB |
624 | scm_array_fill_x (ra, SCM_MAKINUM (0)); |
625 | else | |
626 | scm_array_fill_x (ra, prot); | |
a3a32939 | 627 | |
0f2d19dd | 628 | if (1 == SCM_ARRAY_NDIM (ra) && 0 == SCM_ARRAY_BASE (ra)) |
c014a02e | 629 | if (s->ubnd < s->lbnd || (0 == s->lbnd && 1 == s->inc)) |
0f2d19dd JB |
630 | return SCM_ARRAY_V (ra); |
631 | return ra; | |
632 | } | |
1bbd0b84 | 633 | #undef FUNC_NAME |
0f2d19dd | 634 | |
1cc91f1b | 635 | |
0f2d19dd | 636 | void |
1bbd0b84 | 637 | scm_ra_set_contp (SCM ra) |
0f2d19dd | 638 | { |
1be6b49c | 639 | size_t k = SCM_ARRAY_NDIM (ra); |
0f2d19dd | 640 | if (k) |
0f2d19dd | 641 | { |
c014a02e | 642 | long inc = SCM_ARRAY_DIMS (ra)[k - 1].inc; |
fe0c6dae | 643 | while (k--) |
0f2d19dd | 644 | { |
fe0c6dae JB |
645 | if (inc != SCM_ARRAY_DIMS (ra)[k].inc) |
646 | { | |
e038c042 | 647 | SCM_CLR_ARRAY_CONTIGUOUS_FLAG (ra); |
fe0c6dae JB |
648 | return; |
649 | } | |
650 | inc *= (SCM_ARRAY_DIMS (ra)[k].ubnd | |
651 | - SCM_ARRAY_DIMS (ra)[k].lbnd + 1); | |
0f2d19dd | 652 | } |
0f2d19dd | 653 | } |
e038c042 | 654 | SCM_SET_ARRAY_CONTIGUOUS_FLAG (ra); |
0f2d19dd JB |
655 | } |
656 | ||
657 | ||
3b3b36dd | 658 | SCM_DEFINE (scm_make_shared_array, "make-shared-array", 2, 0, 1, |
1bbd0b84 | 659 | (SCM oldra, SCM mapfunc, SCM dims), |
b380b885 MD |
660 | "@code{make-shared-array} can be used to create shared subarrays of other\n" |
661 | "arrays. The @var{mapper} is a function that translates coordinates in\n" | |
662 | "the new array into coordinates in the old array. A @var{mapper} must be\n" | |
663 | "linear, and its range must stay within the bounds of the old array, but\n" | |
664 | "it can be otherwise arbitrary. A simple example:\n" | |
1e6808ea | 665 | "@lisp\n" |
b380b885 MD |
666 | "(define fred (make-array #f 8 8))\n" |
667 | "(define freds-diagonal\n" | |
668 | " (make-shared-array fred (lambda (i) (list i i)) 8))\n" | |
669 | "(array-set! freds-diagonal 'foo 3)\n" | |
670 | "(array-ref fred 3 3) @result{} foo\n" | |
671 | "(define freds-center\n" | |
672 | " (make-shared-array fred (lambda (i j) (list (+ 3 i) (+ 3 j))) 2 2))\n" | |
673 | "(array-ref freds-center 0 0) @result{} foo\n" | |
1e6808ea | 674 | "@end lisp") |
1bbd0b84 | 675 | #define FUNC_NAME s_scm_make_shared_array |
0f2d19dd JB |
676 | { |
677 | SCM ra; | |
678 | SCM inds, indptr; | |
679 | SCM imap; | |
c014a02e ML |
680 | size_t k, i; |
681 | long old_min, new_min, old_max, new_max; | |
92c2555f | 682 | scm_t_array_dim *s; |
b3fcac34 DH |
683 | |
684 | SCM_VALIDATE_REST_ARGUMENT (dims); | |
34d19ef6 HWN |
685 | SCM_VALIDATE_ARRAY (1, oldra); |
686 | SCM_VALIDATE_PROC (2, mapfunc); | |
1bbd0b84 | 687 | ra = scm_shap2ra (dims, FUNC_NAME); |
0f2d19dd JB |
688 | if (SCM_ARRAYP (oldra)) |
689 | { | |
690 | SCM_ARRAY_V (ra) = SCM_ARRAY_V (oldra); | |
691 | old_min = old_max = SCM_ARRAY_BASE (oldra); | |
692 | s = SCM_ARRAY_DIMS (oldra); | |
693 | k = SCM_ARRAY_NDIM (oldra); | |
694 | while (k--) | |
695 | { | |
696 | if (s[k].inc > 0) | |
697 | old_max += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
698 | else | |
699 | old_min += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
700 | } | |
701 | } | |
702 | else | |
703 | { | |
704 | SCM_ARRAY_V (ra) = oldra; | |
705 | old_min = 0; | |
74014c46 | 706 | old_max = SCM_INUM (scm_uniform_vector_length (oldra)) - 1; |
0f2d19dd JB |
707 | } |
708 | inds = SCM_EOL; | |
709 | s = SCM_ARRAY_DIMS (ra); | |
710 | for (k = 0; k < SCM_ARRAY_NDIM (ra); k++) | |
711 | { | |
712 | inds = scm_cons (SCM_MAKINUM (s[k].lbnd), inds); | |
713 | if (s[k].ubnd < s[k].lbnd) | |
714 | { | |
715 | if (1 == SCM_ARRAY_NDIM (ra)) | |
716 | ra = scm_make_uve (0L, scm_array_prototype (ra)); | |
717 | else | |
718 | SCM_ARRAY_V (ra) = scm_make_uve (0L, scm_array_prototype (ra)); | |
719 | return ra; | |
720 | } | |
721 | } | |
fdc28395 | 722 | imap = scm_apply_0 (mapfunc, scm_reverse (inds)); |
0f2d19dd | 723 | if (SCM_ARRAYP (oldra)) |
c014a02e | 724 | i = (size_t) scm_aind (oldra, imap, FUNC_NAME); |
0f2d19dd JB |
725 | else |
726 | { | |
727 | if (SCM_NINUMP (imap)) | |
728 | ||
729 | { | |
b3fcac34 DH |
730 | if (scm_ilength (imap) != 1 || !SCM_INUMP (SCM_CAR (imap))) |
731 | SCM_MISC_ERROR (s_bad_ind, SCM_EOL); | |
0f2d19dd JB |
732 | imap = SCM_CAR (imap); |
733 | } | |
734 | i = SCM_INUM (imap); | |
735 | } | |
736 | SCM_ARRAY_BASE (ra) = new_min = new_max = i; | |
737 | indptr = inds; | |
738 | k = SCM_ARRAY_NDIM (ra); | |
739 | while (k--) | |
740 | { | |
741 | if (s[k].ubnd > s[k].lbnd) | |
742 | { | |
898a256f | 743 | SCM_SETCAR (indptr, SCM_MAKINUM (SCM_INUM (SCM_CAR (indptr)) + 1)); |
fdc28395 | 744 | imap = scm_apply_0 (mapfunc, scm_reverse (inds)); |
0f2d19dd JB |
745 | if (SCM_ARRAYP (oldra)) |
746 | ||
1bbd0b84 | 747 | s[k].inc = scm_aind (oldra, imap, FUNC_NAME) - i; |
0f2d19dd JB |
748 | else |
749 | { | |
750 | if (SCM_NINUMP (imap)) | |
0f2d19dd | 751 | { |
b3fcac34 DH |
752 | if (scm_ilength (imap) != 1 || !SCM_INUMP (SCM_CAR (imap))) |
753 | SCM_MISC_ERROR (s_bad_ind, SCM_EOL); | |
0f2d19dd JB |
754 | imap = SCM_CAR (imap); |
755 | } | |
756 | s[k].inc = (long) SCM_INUM (imap) - i; | |
757 | } | |
758 | i += s[k].inc; | |
759 | if (s[k].inc > 0) | |
760 | new_max += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
761 | else | |
762 | new_min += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
763 | } | |
764 | else | |
765 | s[k].inc = new_max - new_min + 1; /* contiguous by default */ | |
766 | indptr = SCM_CDR (indptr); | |
767 | } | |
b3fcac34 DH |
768 | if (old_min > new_min || old_max < new_max) |
769 | SCM_MISC_ERROR ("mapping out of range", SCM_EOL); | |
0f2d19dd JB |
770 | if (1 == SCM_ARRAY_NDIM (ra) && 0 == SCM_ARRAY_BASE (ra)) |
771 | { | |
74014c46 | 772 | SCM v = SCM_ARRAY_V (ra); |
c014a02e | 773 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (v)); |
74014c46 DH |
774 | if (1 == s->inc && 0 == s->lbnd && length == 1 + s->ubnd) |
775 | return v; | |
0f2d19dd JB |
776 | if (s->ubnd < s->lbnd) |
777 | return scm_make_uve (0L, scm_array_prototype (ra)); | |
778 | } | |
779 | scm_ra_set_contp (ra); | |
780 | return ra; | |
781 | } | |
1bbd0b84 | 782 | #undef FUNC_NAME |
0f2d19dd JB |
783 | |
784 | ||
785 | /* args are RA . DIMS */ | |
af45e3b0 DH |
786 | SCM_DEFINE (scm_transpose_array, "transpose-array", 1, 0, 1, |
787 | (SCM ra, SCM args), | |
1e6808ea MG |
788 | "Return an array sharing contents with @var{array}, but with\n" |
789 | "dimensions arranged in a different order. There must be one\n" | |
790 | "@var{dim} argument for each dimension of @var{array}.\n" | |
791 | "@var{dim0}, @var{dim1}, @dots{} should be integers between 0\n" | |
792 | "and the rank of the array to be returned. Each integer in that\n" | |
793 | "range must appear at least once in the argument list.\n" | |
794 | "\n" | |
795 | "The values of @var{dim0}, @var{dim1}, @dots{} correspond to\n" | |
796 | "dimensions in the array to be returned, their positions in the\n" | |
797 | "argument list to dimensions of @var{array}. Several @var{dim}s\n" | |
798 | "may have the same value, in which case the returned array will\n" | |
799 | "have smaller rank than @var{array}.\n" | |
800 | "\n" | |
801 | "@lisp\n" | |
b380b885 MD |
802 | "(transpose-array '#2((a b) (c d)) 1 0) @result{} #2((a c) (b d))\n" |
803 | "(transpose-array '#2((a b) (c d)) 0 0) @result{} #1(a d)\n" | |
804 | "(transpose-array '#3(((a b c) (d e f)) ((1 2 3) (4 5 6))) 1 1 0) @result{}\n" | |
805 | " #2((a 4) (b 5) (c 6))\n" | |
1e6808ea | 806 | "@end lisp") |
1bbd0b84 | 807 | #define FUNC_NAME s_scm_transpose_array |
0f2d19dd | 808 | { |
34d19ef6 HWN |
809 | SCM res, vargs; |
810 | SCM const *ve = &vargs; | |
92c2555f | 811 | scm_t_array_dim *s, *r; |
0f2d19dd | 812 | int ndim, i, k; |
af45e3b0 | 813 | |
b3fcac34 | 814 | SCM_VALIDATE_REST_ARGUMENT (args); |
1bbd0b84 | 815 | SCM_ASSERT (SCM_NIMP (ra), ra, SCM_ARG1, FUNC_NAME); |
f5bf2977 | 816 | switch (SCM_TYP7 (ra)) |
0f2d19dd JB |
817 | { |
818 | default: | |
276dd677 | 819 | badarg:SCM_WRONG_TYPE_ARG (1, ra); |
0f2d19dd JB |
820 | case scm_tc7_bvect: |
821 | case scm_tc7_string: | |
822 | case scm_tc7_byvect: | |
823 | case scm_tc7_uvect: | |
824 | case scm_tc7_ivect: | |
825 | case scm_tc7_fvect: | |
826 | case scm_tc7_dvect: | |
827 | case scm_tc7_cvect: | |
828 | case scm_tc7_svect: | |
2a5cd898 | 829 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
830 | case scm_tc7_llvect: |
831 | #endif | |
b3fcac34 DH |
832 | if (SCM_NULLP (args) || !SCM_NULLP (SCM_CDR (args))) |
833 | SCM_WRONG_NUM_ARGS (); | |
834 | SCM_VALIDATE_INUM (SCM_ARG2, SCM_CAR (args)); | |
685c0d71 DH |
835 | SCM_ASSERT_RANGE (SCM_ARG2, SCM_CAR (args), |
836 | SCM_EQ_P (SCM_INUM0, SCM_CAR (args))); | |
0f2d19dd JB |
837 | return ra; |
838 | case scm_tc7_smob: | |
839 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg); | |
840 | vargs = scm_vector (args); | |
b3fcac34 DH |
841 | if (SCM_VECTOR_LENGTH (vargs) != SCM_ARRAY_NDIM (ra)) |
842 | SCM_WRONG_NUM_ARGS (); | |
843 | ve = SCM_VELTS (vargs); | |
0f2d19dd JB |
844 | ndim = 0; |
845 | for (k = 0; k < SCM_ARRAY_NDIM (ra); k++) | |
846 | { | |
20a54673 | 847 | SCM_ASSERT (SCM_INUMP (ve[k]), ve[k], (SCM_ARG2 + k), |
1bbd0b84 | 848 | FUNC_NAME); |
0f2d19dd | 849 | i = SCM_INUM (ve[k]); |
685c0d71 DH |
850 | if (i < 0 || i >= SCM_ARRAY_NDIM (ra)) |
851 | scm_out_of_range (FUNC_NAME, ve[k]); | |
0f2d19dd JB |
852 | if (ndim < i) |
853 | ndim = i; | |
854 | } | |
855 | ndim++; | |
856 | res = scm_make_ra (ndim); | |
857 | SCM_ARRAY_V (res) = SCM_ARRAY_V (ra); | |
858 | SCM_ARRAY_BASE (res) = SCM_ARRAY_BASE (ra); | |
859 | for (k = ndim; k--;) | |
860 | { | |
861 | SCM_ARRAY_DIMS (res)[k].lbnd = 0; | |
862 | SCM_ARRAY_DIMS (res)[k].ubnd = -1; | |
863 | } | |
864 | for (k = SCM_ARRAY_NDIM (ra); k--;) | |
865 | { | |
866 | i = SCM_INUM (ve[k]); | |
867 | s = &(SCM_ARRAY_DIMS (ra)[k]); | |
868 | r = &(SCM_ARRAY_DIMS (res)[i]); | |
869 | if (r->ubnd < r->lbnd) | |
870 | { | |
871 | r->lbnd = s->lbnd; | |
872 | r->ubnd = s->ubnd; | |
873 | r->inc = s->inc; | |
874 | ndim--; | |
875 | } | |
876 | else | |
877 | { | |
878 | if (r->ubnd > s->ubnd) | |
879 | r->ubnd = s->ubnd; | |
880 | if (r->lbnd < s->lbnd) | |
881 | { | |
882 | SCM_ARRAY_BASE (res) += (s->lbnd - r->lbnd) * r->inc; | |
883 | r->lbnd = s->lbnd; | |
884 | } | |
885 | r->inc += s->inc; | |
886 | } | |
887 | } | |
b3fcac34 DH |
888 | if (ndim > 0) |
889 | SCM_MISC_ERROR ("bad argument list", SCM_EOL); | |
0f2d19dd JB |
890 | scm_ra_set_contp (res); |
891 | return res; | |
892 | } | |
893 | } | |
1bbd0b84 | 894 | #undef FUNC_NAME |
0f2d19dd JB |
895 | |
896 | /* args are RA . AXES */ | |
af45e3b0 DH |
897 | SCM_DEFINE (scm_enclose_array, "enclose-array", 1, 0, 1, |
898 | (SCM ra, SCM axes), | |
b380b885 MD |
899 | "@var{dim0}, @var{dim1} @dots{} should be nonnegative integers less than\n" |
900 | "the rank of @var{array}. @var{enclose-array} returns an array\n" | |
901 | "resembling an array of shared arrays. The dimensions of each shared\n" | |
902 | "array are the same as the @var{dim}th dimensions of the original array,\n" | |
903 | "the dimensions of the outer array are the same as those of the original\n" | |
904 | "array that did not match a @var{dim}.\n\n" | |
905 | "An enclosed array is not a general Scheme array. Its elements may not\n" | |
906 | "be set using @code{array-set!}. Two references to the same element of\n" | |
907 | "an enclosed array will be @code{equal?} but will not in general be\n" | |
908 | "@code{eq?}. The value returned by @var{array-prototype} when given an\n" | |
909 | "enclosed array is unspecified.\n\n" | |
910 | "examples:\n" | |
1e6808ea | 911 | "@lisp\n" |
b380b885 MD |
912 | "(enclose-array '#3(((a b c) (d e f)) ((1 2 3) (4 5 6))) 1) @result{}\n" |
913 | " #<enclosed-array (#1(a d) #1(b e) #1(c f)) (#1(1 4) #1(2 5) #1(3 6))>\n\n" | |
914 | "(enclose-array '#3(((a b c) (d e f)) ((1 2 3) (4 5 6))) 1 0) @result{}\n" | |
915 | " #<enclosed-array #2((a 1) (d 4)) #2((b 2) (e 5)) #2((c 3) (f 6))>\n" | |
1e6808ea | 916 | "@end lisp") |
1bbd0b84 | 917 | #define FUNC_NAME s_scm_enclose_array |
0f2d19dd | 918 | { |
af45e3b0 | 919 | SCM axv, res, ra_inr; |
92c2555f | 920 | scm_t_array_dim vdim, *s = &vdim; |
0f2d19dd | 921 | int ndim, j, k, ninr, noutr; |
af45e3b0 | 922 | |
b3fcac34 | 923 | SCM_VALIDATE_REST_ARGUMENT (axes); |
0f2d19dd | 924 | if (SCM_NULLP (axes)) |
0f2d19dd JB |
925 | axes = scm_cons ((SCM_ARRAYP (ra) ? SCM_MAKINUM (SCM_ARRAY_NDIM (ra) - 1) : SCM_INUM0), SCM_EOL); |
926 | ninr = scm_ilength (axes); | |
b3fcac34 DH |
927 | if (ninr < 0) |
928 | SCM_WRONG_NUM_ARGS (); | |
0f2d19dd JB |
929 | ra_inr = scm_make_ra (ninr); |
930 | SCM_ASRTGO (SCM_NIMP (ra), badarg1); | |
74014c46 | 931 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
932 | { |
933 | default: | |
276dd677 | 934 | badarg1:SCM_WRONG_TYPE_ARG (1, ra); |
0f2d19dd JB |
935 | case scm_tc7_string: |
936 | case scm_tc7_bvect: | |
937 | case scm_tc7_byvect: | |
938 | case scm_tc7_uvect: | |
939 | case scm_tc7_ivect: | |
940 | case scm_tc7_fvect: | |
941 | case scm_tc7_dvect: | |
942 | case scm_tc7_cvect: | |
943 | case scm_tc7_vector: | |
95f5b0f5 | 944 | case scm_tc7_wvect: |
0f2d19dd | 945 | case scm_tc7_svect: |
2a5cd898 | 946 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
947 | case scm_tc7_llvect: |
948 | #endif | |
949 | s->lbnd = 0; | |
74014c46 | 950 | s->ubnd = SCM_INUM (scm_uniform_vector_length (ra)) - 1; |
0f2d19dd JB |
951 | s->inc = 1; |
952 | SCM_ARRAY_V (ra_inr) = ra; | |
953 | SCM_ARRAY_BASE (ra_inr) = 0; | |
954 | ndim = 1; | |
955 | break; | |
956 | case scm_tc7_smob: | |
957 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg1); | |
958 | s = SCM_ARRAY_DIMS (ra); | |
959 | SCM_ARRAY_V (ra_inr) = SCM_ARRAY_V (ra); | |
960 | SCM_ARRAY_BASE (ra_inr) = SCM_ARRAY_BASE (ra); | |
961 | ndim = SCM_ARRAY_NDIM (ra); | |
962 | break; | |
963 | } | |
964 | noutr = ndim - ninr; | |
b3fcac34 DH |
965 | if (noutr < 0) |
966 | SCM_WRONG_NUM_ARGS (); | |
7866a09b | 967 | axv = scm_make_string (SCM_MAKINUM (ndim), SCM_MAKE_CHAR (0)); |
0f2d19dd JB |
968 | res = scm_make_ra (noutr); |
969 | SCM_ARRAY_BASE (res) = SCM_ARRAY_BASE (ra_inr); | |
970 | SCM_ARRAY_V (res) = ra_inr; | |
971 | for (k = 0; k < ninr; k++, axes = SCM_CDR (axes)) | |
972 | { | |
b3fcac34 DH |
973 | if (!SCM_INUMP (SCM_CAR (axes))) |
974 | SCM_MISC_ERROR ("bad axis", SCM_EOL); | |
0f2d19dd JB |
975 | j = SCM_INUM (SCM_CAR (axes)); |
976 | SCM_ARRAY_DIMS (ra_inr)[k].lbnd = s[j].lbnd; | |
977 | SCM_ARRAY_DIMS (ra_inr)[k].ubnd = s[j].ubnd; | |
978 | SCM_ARRAY_DIMS (ra_inr)[k].inc = s[j].inc; | |
405aaef9 | 979 | SCM_STRING_CHARS (axv)[j] = 1; |
0f2d19dd JB |
980 | } |
981 | for (j = 0, k = 0; k < noutr; k++, j++) | |
982 | { | |
405aaef9 | 983 | while (SCM_STRING_CHARS (axv)[j]) |
0f2d19dd JB |
984 | j++; |
985 | SCM_ARRAY_DIMS (res)[k].lbnd = s[j].lbnd; | |
986 | SCM_ARRAY_DIMS (res)[k].ubnd = s[j].ubnd; | |
987 | SCM_ARRAY_DIMS (res)[k].inc = s[j].inc; | |
988 | } | |
989 | scm_ra_set_contp (ra_inr); | |
990 | scm_ra_set_contp (res); | |
991 | return res; | |
992 | } | |
1bbd0b84 | 993 | #undef FUNC_NAME |
0f2d19dd JB |
994 | |
995 | ||
996 | ||
af45e3b0 DH |
997 | SCM_DEFINE (scm_array_in_bounds_p, "array-in-bounds?", 1, 0, 1, |
998 | (SCM v, SCM args), | |
1e6808ea MG |
999 | "Return @code{#t} if its arguments would be acceptable to\n" |
1000 | "@code{array-ref}.") | |
1bbd0b84 | 1001 | #define FUNC_NAME s_scm_array_in_bounds_p |
0f2d19dd | 1002 | { |
af45e3b0 | 1003 | SCM ind = SCM_EOL; |
c014a02e | 1004 | long pos = 0; |
1be6b49c | 1005 | register size_t k; |
c014a02e | 1006 | register long j; |
92c2555f | 1007 | scm_t_array_dim *s; |
af45e3b0 | 1008 | |
b3fcac34 | 1009 | SCM_VALIDATE_REST_ARGUMENT (args); |
0f2d19dd JB |
1010 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
1011 | if (SCM_NIMP (args)) | |
1012 | ||
1013 | { | |
1014 | ind = SCM_CAR (args); | |
1015 | args = SCM_CDR (args); | |
1bbd0b84 | 1016 | SCM_ASSERT (SCM_INUMP (ind), ind, SCM_ARG2, FUNC_NAME); |
0f2d19dd JB |
1017 | pos = SCM_INUM (ind); |
1018 | } | |
1019 | tail: | |
74014c46 | 1020 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1021 | { |
1022 | default: | |
276dd677 | 1023 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
b3fcac34 | 1024 | wna: SCM_WRONG_NUM_ARGS (); |
0f2d19dd JB |
1025 | case scm_tc7_smob: |
1026 | k = SCM_ARRAY_NDIM (v); | |
1027 | s = SCM_ARRAY_DIMS (v); | |
1028 | pos = SCM_ARRAY_BASE (v); | |
1029 | if (!k) | |
1030 | { | |
1031 | SCM_ASRTGO (SCM_NULLP (ind), wna); | |
1032 | ind = SCM_INUM0; | |
1033 | } | |
1034 | else | |
1035 | while (!0) | |
1036 | { | |
1037 | j = SCM_INUM (ind); | |
1038 | if (!(j >= (s->lbnd) && j <= (s->ubnd))) | |
1039 | { | |
1040 | SCM_ASRTGO (--k == scm_ilength (args), wna); | |
1041 | return SCM_BOOL_F; | |
1042 | } | |
1043 | pos += (j - s->lbnd) * (s->inc); | |
1044 | if (!(--k && SCM_NIMP (args))) | |
1045 | break; | |
1046 | ind = SCM_CAR (args); | |
1047 | args = SCM_CDR (args); | |
1048 | s++; | |
b3fcac34 DH |
1049 | if (!SCM_INUMP (ind)) |
1050 | SCM_MISC_ERROR (s_bad_ind, SCM_EOL); | |
0f2d19dd JB |
1051 | } |
1052 | SCM_ASRTGO (0 == k, wna); | |
1053 | v = SCM_ARRAY_V (v); | |
1054 | goto tail; | |
1055 | case scm_tc7_bvect: | |
1056 | case scm_tc7_string: | |
1057 | case scm_tc7_byvect: | |
1058 | case scm_tc7_uvect: | |
1059 | case scm_tc7_ivect: | |
1060 | case scm_tc7_fvect: | |
1061 | case scm_tc7_dvect: | |
1062 | case scm_tc7_cvect: | |
1063 | case scm_tc7_svect: | |
2a5cd898 | 1064 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
1065 | case scm_tc7_llvect: |
1066 | #endif | |
1067 | case scm_tc7_vector: | |
95f5b0f5 | 1068 | case scm_tc7_wvect: |
74014c46 | 1069 | { |
c014a02e | 1070 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (v)); |
74014c46 DH |
1071 | SCM_ASRTGO (SCM_NULLP (args) && SCM_INUMP (ind), wna); |
1072 | return SCM_BOOL(pos >= 0 && pos < length); | |
1073 | } | |
0f2d19dd JB |
1074 | } |
1075 | } | |
1bbd0b84 | 1076 | #undef FUNC_NAME |
0f2d19dd JB |
1077 | |
1078 | ||
1bbd0b84 | 1079 | SCM_REGISTER_PROC(s_array_ref, "array-ref", 1, 0, 1, scm_uniform_vector_ref); |
1cc91f1b | 1080 | |
1bbd0b84 | 1081 | |
3b3b36dd | 1082 | SCM_DEFINE (scm_uniform_vector_ref, "uniform-vector-ref", 2, 0, 0, |
1bbd0b84 | 1083 | (SCM v, SCM args), |
8f85c0c6 | 1084 | "@deffnx {Scheme Procedure} array-ref v . args\n" |
1e6808ea MG |
1085 | "Return the element at the @code{(index1, index2)} element in\n" |
1086 | "@var{array}.") | |
1bbd0b84 | 1087 | #define FUNC_NAME s_scm_uniform_vector_ref |
0f2d19dd | 1088 | { |
c014a02e | 1089 | long pos; |
0f2d19dd | 1090 | |
35de7ebe | 1091 | if (SCM_IMP (v)) |
0f2d19dd JB |
1092 | { |
1093 | SCM_ASRTGO (SCM_NULLP (args), badarg); | |
1094 | return v; | |
1095 | } | |
1096 | else if (SCM_ARRAYP (v)) | |
0f2d19dd | 1097 | { |
1bbd0b84 | 1098 | pos = scm_aind (v, args, FUNC_NAME); |
0f2d19dd JB |
1099 | v = SCM_ARRAY_V (v); |
1100 | } | |
1101 | else | |
1102 | { | |
c014a02e | 1103 | unsigned long int length; |
0f2d19dd | 1104 | if (SCM_NIMP (args)) |
0f2d19dd | 1105 | { |
1bbd0b84 | 1106 | SCM_ASSERT (SCM_CONSP (args) && SCM_INUMP (SCM_CAR (args)), args, SCM_ARG2, FUNC_NAME); |
0f2d19dd JB |
1107 | pos = SCM_INUM (SCM_CAR (args)); |
1108 | SCM_ASRTGO (SCM_NULLP (SCM_CDR (args)), wna); | |
1109 | } | |
1110 | else | |
1111 | { | |
34d19ef6 | 1112 | SCM_VALIDATE_INUM (2, args); |
0f2d19dd JB |
1113 | pos = SCM_INUM (args); |
1114 | } | |
74014c46 DH |
1115 | length = SCM_INUM (scm_uniform_vector_length (v)); |
1116 | SCM_ASRTGO (pos >= 0 && pos < length, outrng); | |
0f2d19dd | 1117 | } |
74014c46 | 1118 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1119 | { |
1120 | default: | |
1121 | if (SCM_NULLP (args)) | |
1122 | return v; | |
35de7ebe | 1123 | badarg: |
276dd677 DH |
1124 | SCM_WRONG_TYPE_ARG (1, v); |
1125 | /* not reached */ | |
c209c88e GB |
1126 | |
1127 | outrng: | |
1128 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (pos)); | |
1129 | wna: | |
b3fcac34 | 1130 | SCM_WRONG_NUM_ARGS (); |
0f2d19dd JB |
1131 | case scm_tc7_smob: |
1132 | { /* enclosed */ | |
1133 | int k = SCM_ARRAY_NDIM (v); | |
1134 | SCM res = scm_make_ra (k); | |
1135 | SCM_ARRAY_V (res) = SCM_ARRAY_V (v); | |
1136 | SCM_ARRAY_BASE (res) = pos; | |
1137 | while (k--) | |
1138 | { | |
1139 | SCM_ARRAY_DIMS (res)[k].lbnd = SCM_ARRAY_DIMS (v)[k].lbnd; | |
1140 | SCM_ARRAY_DIMS (res)[k].ubnd = SCM_ARRAY_DIMS (v)[k].ubnd; | |
1141 | SCM_ARRAY_DIMS (res)[k].inc = SCM_ARRAY_DIMS (v)[k].inc; | |
1142 | } | |
1143 | return res; | |
1144 | } | |
1145 | case scm_tc7_bvect: | |
c209c88e | 1146 | if (SCM_BITVEC_REF (v, pos)) |
0f2d19dd JB |
1147 | return SCM_BOOL_T; |
1148 | else | |
1149 | return SCM_BOOL_F; | |
1150 | case scm_tc7_string: | |
322ac0c5 | 1151 | return SCM_MAKE_CHAR (SCM_STRING_UCHARS (v)[pos]); |
0f2d19dd | 1152 | case scm_tc7_byvect: |
405aaef9 | 1153 | return SCM_MAKINUM (((char *) SCM_UVECTOR_BASE (v))[pos]); |
0f2d19dd | 1154 | case scm_tc7_uvect: |
fee7ef83 | 1155 | return scm_ulong2num (((unsigned long *) SCM_VELTS (v))[pos]); |
0f2d19dd | 1156 | case scm_tc7_ivect: |
1be6b49c | 1157 | return scm_long2num (((signed long *) SCM_VELTS (v))[pos]); |
0f2d19dd JB |
1158 | |
1159 | case scm_tc7_svect: | |
4260a7fc | 1160 | return SCM_MAKINUM (((short *) SCM_CELL_WORD_1 (v))[pos]); |
2a5cd898 | 1161 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 1162 | case scm_tc7_llvect: |
1be6b49c | 1163 | return scm_long_long2num (((long long *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd JB |
1164 | #endif |
1165 | ||
0f2d19dd | 1166 | case scm_tc7_fvect: |
4260a7fc | 1167 | return scm_make_real (((float *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1168 | case scm_tc7_dvect: |
4260a7fc | 1169 | return scm_make_real (((double *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1170 | case scm_tc7_cvect: |
4260a7fc DH |
1171 | return scm_make_complex (((double *) SCM_CELL_WORD_1 (v))[2 * pos], |
1172 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1]); | |
0f2d19dd | 1173 | case scm_tc7_vector: |
95f5b0f5 | 1174 | case scm_tc7_wvect: |
0f2d19dd JB |
1175 | return SCM_VELTS (v)[pos]; |
1176 | } | |
1177 | } | |
1bbd0b84 | 1178 | #undef FUNC_NAME |
0f2d19dd JB |
1179 | |
1180 | /* Internal version of scm_uniform_vector_ref for uves that does no error checking and | |
1181 | tries to recycle conses. (Make *sure* you want them recycled.) */ | |
1cc91f1b | 1182 | |
0f2d19dd | 1183 | SCM |
c014a02e | 1184 | scm_cvref (SCM v, unsigned long pos, SCM last) |
db4b4ca6 | 1185 | #define FUNC_NAME "scm_cvref" |
0f2d19dd | 1186 | { |
5c11cc9d | 1187 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1188 | { |
1189 | default: | |
db4b4ca6 | 1190 | SCM_WRONG_TYPE_ARG (SCM_ARG1, v); |
0f2d19dd | 1191 | case scm_tc7_bvect: |
34d19ef6 | 1192 | if (SCM_BITVEC_REF(v, pos)) |
0f2d19dd JB |
1193 | return SCM_BOOL_T; |
1194 | else | |
1195 | return SCM_BOOL_F; | |
1196 | case scm_tc7_string: | |
322ac0c5 | 1197 | return SCM_MAKE_CHAR (SCM_STRING_UCHARS (v)[pos]); |
0f2d19dd | 1198 | case scm_tc7_byvect: |
405aaef9 | 1199 | return SCM_MAKINUM (((char *) SCM_UVECTOR_BASE (v))[pos]); |
0f2d19dd | 1200 | case scm_tc7_uvect: |
fee7ef83 | 1201 | return scm_ulong2num(((unsigned long *) SCM_VELTS (v))[pos]); |
0f2d19dd | 1202 | case scm_tc7_ivect: |
fee7ef83 | 1203 | return scm_long2num(((signed long *) SCM_VELTS (v))[pos]); |
0f2d19dd | 1204 | case scm_tc7_svect: |
4260a7fc | 1205 | return SCM_MAKINUM (((short *) SCM_CELL_WORD_1 (v))[pos]); |
2a5cd898 | 1206 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 1207 | case scm_tc7_llvect: |
1be6b49c | 1208 | return scm_long_long2num (((long long *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1209 | #endif |
0f2d19dd | 1210 | case scm_tc7_fvect: |
fee7ef83 | 1211 | if (SCM_NIMP (last) && !SCM_EQ_P (last, scm_flo0) && SCM_SLOPPY_REALP (last)) |
0f2d19dd | 1212 | { |
4260a7fc | 1213 | SCM_REAL_VALUE (last) = ((float *) SCM_CELL_WORD_1 (v))[pos]; |
0f2d19dd JB |
1214 | return last; |
1215 | } | |
4260a7fc | 1216 | return scm_make_real (((float *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1217 | case scm_tc7_dvect: |
fee7ef83 | 1218 | if (SCM_NIMP (last) && !SCM_EQ_P (last, scm_flo0) && SCM_SLOPPY_REALP (last)) |
0f2d19dd | 1219 | { |
4260a7fc | 1220 | SCM_REAL_VALUE (last) = ((double *) SCM_CELL_WORD_1 (v))[pos]; |
0f2d19dd JB |
1221 | return last; |
1222 | } | |
4260a7fc | 1223 | return scm_make_real (((double *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1224 | case scm_tc7_cvect: |
bc86da5d | 1225 | if (SCM_NIMP (last) && SCM_SLOPPY_COMPLEXP (last)) |
0f2d19dd | 1226 | { |
4260a7fc DH |
1227 | SCM_COMPLEX_REAL (last) = ((double *) SCM_CELL_WORD_1 (v))[2 * pos]; |
1228 | SCM_COMPLEX_IMAG (last) = ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1]; | |
0f2d19dd JB |
1229 | return last; |
1230 | } | |
4260a7fc DH |
1231 | return scm_make_complex (((double *) SCM_CELL_WORD_1 (v))[2 * pos], |
1232 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1]); | |
0f2d19dd | 1233 | case scm_tc7_vector: |
95f5b0f5 | 1234 | case scm_tc7_wvect: |
0f2d19dd JB |
1235 | return SCM_VELTS (v)[pos]; |
1236 | case scm_tc7_smob: | |
1237 | { /* enclosed scm_array */ | |
1238 | int k = SCM_ARRAY_NDIM (v); | |
1239 | SCM res = scm_make_ra (k); | |
1240 | SCM_ARRAY_V (res) = SCM_ARRAY_V (v); | |
1241 | SCM_ARRAY_BASE (res) = pos; | |
1242 | while (k--) | |
1243 | { | |
1244 | SCM_ARRAY_DIMS (res)[k].ubnd = SCM_ARRAY_DIMS (v)[k].ubnd; | |
1245 | SCM_ARRAY_DIMS (res)[k].lbnd = SCM_ARRAY_DIMS (v)[k].lbnd; | |
1246 | SCM_ARRAY_DIMS (res)[k].inc = SCM_ARRAY_DIMS (v)[k].inc; | |
1247 | } | |
1248 | return res; | |
1249 | } | |
1250 | } | |
1251 | } | |
db4b4ca6 DH |
1252 | #undef FUNC_NAME |
1253 | ||
0f2d19dd | 1254 | |
1bbd0b84 GB |
1255 | SCM_REGISTER_PROC(s_uniform_array_set1_x, "uniform-array-set1!", 3, 0, 0, scm_array_set_x); |
1256 | ||
1cc91f1b | 1257 | |
0aa0871f GH |
1258 | /* Note that args may be a list or an immediate object, depending which |
1259 | PROC is used (and it's called from C too). */ | |
3b3b36dd | 1260 | SCM_DEFINE (scm_array_set_x, "array-set!", 2, 0, 1, |
1bbd0b84 | 1261 | (SCM v, SCM obj, SCM args), |
8f85c0c6 NJ |
1262 | "@deffnx {Scheme Procedure} uniform-array-set1! v obj args\n" |
1263 | "Set the element at the @code{(index1, index2)} element in @var{array} to\n" | |
b380b885 | 1264 | "@var{new-value}. The value returned by array-set! is unspecified.") |
1bbd0b84 | 1265 | #define FUNC_NAME s_scm_array_set_x |
0f2d19dd | 1266 | { |
c014a02e | 1267 | long pos = 0; |
b3fcac34 | 1268 | |
0f2d19dd JB |
1269 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
1270 | if (SCM_ARRAYP (v)) | |
0f2d19dd | 1271 | { |
1bbd0b84 | 1272 | pos = scm_aind (v, args, FUNC_NAME); |
0f2d19dd JB |
1273 | v = SCM_ARRAY_V (v); |
1274 | } | |
1275 | else | |
1276 | { | |
c014a02e | 1277 | unsigned long int length; |
9a97e362 | 1278 | if (SCM_CONSP (args)) |
0f2d19dd | 1279 | { |
9a97e362 | 1280 | SCM_ASSERT (SCM_INUMP (SCM_CAR (args)), args, SCM_ARG3, FUNC_NAME); |
0f2d19dd | 1281 | SCM_ASRTGO (SCM_NULLP (SCM_CDR (args)), wna); |
0aa0871f | 1282 | pos = SCM_INUM (SCM_CAR (args)); |
0f2d19dd JB |
1283 | } |
1284 | else | |
1285 | { | |
34d19ef6 | 1286 | SCM_VALIDATE_INUM_COPY (3, args, pos); |
0f2d19dd | 1287 | } |
74014c46 DH |
1288 | length = SCM_INUM (scm_uniform_vector_length (v)); |
1289 | SCM_ASRTGO (pos >= 0 && pos < length, outrng); | |
0f2d19dd JB |
1290 | } |
1291 | switch (SCM_TYP7 (v)) | |
1292 | { | |
35de7ebe | 1293 | default: badarg1: |
276dd677 DH |
1294 | SCM_WRONG_TYPE_ARG (1, v); |
1295 | /* not reached */ | |
c209c88e GB |
1296 | outrng: |
1297 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (pos)); | |
1298 | wna: | |
b3fcac34 | 1299 | SCM_WRONG_NUM_ARGS (); |
0f2d19dd JB |
1300 | case scm_tc7_smob: /* enclosed */ |
1301 | goto badarg1; | |
1302 | case scm_tc7_bvect: | |
4260a7fc | 1303 | if (SCM_FALSEP (obj)) |
34d19ef6 | 1304 | SCM_BITVEC_CLR(v, pos); |
9a09deb1 | 1305 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) |
34d19ef6 | 1306 | SCM_BITVEC_SET(v, pos); |
0f2d19dd | 1307 | else |
276dd677 | 1308 | badobj:SCM_WRONG_TYPE_ARG (2, obj); |
0f2d19dd JB |
1309 | break; |
1310 | case scm_tc7_string: | |
7866a09b | 1311 | SCM_ASRTGO (SCM_CHARP (obj), badobj); |
322ac0c5 | 1312 | SCM_STRING_UCHARS (v)[pos] = SCM_CHAR (obj); |
0f2d19dd JB |
1313 | break; |
1314 | case scm_tc7_byvect: | |
7866a09b GB |
1315 | if (SCM_CHARP (obj)) |
1316 | obj = SCM_MAKINUM ((char) SCM_CHAR (obj)); | |
0aa0871f | 1317 | SCM_ASRTGO (SCM_INUMP (obj), badobj); |
405aaef9 | 1318 | ((char *) SCM_UVECTOR_BASE (v))[pos] = SCM_INUM (obj); |
0f2d19dd | 1319 | break; |
1bbd0b84 | 1320 | case scm_tc7_uvect: |
729dbac3 DH |
1321 | ((unsigned long *) SCM_UVECTOR_BASE (v))[pos] |
1322 | = scm_num2ulong (obj, SCM_ARG2, FUNC_NAME); | |
c209c88e | 1323 | break; |
1bbd0b84 | 1324 | case scm_tc7_ivect: |
729dbac3 DH |
1325 | ((long *) SCM_UVECTOR_BASE (v))[pos] |
1326 | = scm_num2long (obj, SCM_ARG2, FUNC_NAME); | |
c209c88e | 1327 | break; |
0f2d19dd | 1328 | case scm_tc7_svect: |
0aa0871f | 1329 | SCM_ASRTGO (SCM_INUMP (obj), badobj); |
729dbac3 | 1330 | ((short *) SCM_UVECTOR_BASE (v))[pos] = SCM_INUM (obj); |
0f2d19dd | 1331 | break; |
2a5cd898 | 1332 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 1333 | case scm_tc7_llvect: |
729dbac3 DH |
1334 | ((long long *) SCM_UVECTOR_BASE (v))[pos] |
1335 | = scm_num2long_long (obj, SCM_ARG2, FUNC_NAME); | |
0f2d19dd JB |
1336 | break; |
1337 | #endif | |
0f2d19dd | 1338 | case scm_tc7_fvect: |
729dbac3 DH |
1339 | ((float *) SCM_UVECTOR_BASE (v))[pos] |
1340 | = (float) scm_num2dbl (obj, FUNC_NAME); | |
0f2d19dd | 1341 | break; |
0f2d19dd | 1342 | case scm_tc7_dvect: |
729dbac3 DH |
1343 | ((double *) SCM_UVECTOR_BASE (v))[pos] |
1344 | = scm_num2dbl (obj, FUNC_NAME); | |
0f2d19dd JB |
1345 | break; |
1346 | case scm_tc7_cvect: | |
eb42e2f0 DH |
1347 | SCM_ASRTGO (SCM_INEXACTP (obj), badobj); |
1348 | if (SCM_REALP (obj)) { | |
729dbac3 DH |
1349 | ((double *) SCM_UVECTOR_BASE (v))[2 * pos] = SCM_REAL_VALUE (obj); |
1350 | ((double *) SCM_UVECTOR_BASE (v))[2 * pos + 1] = 0.0; | |
eb42e2f0 | 1351 | } else { |
729dbac3 DH |
1352 | ((double *) SCM_UVECTOR_BASE (v))[2 * pos] = SCM_COMPLEX_REAL (obj); |
1353 | ((double *) SCM_UVECTOR_BASE (v))[2 * pos + 1] = SCM_COMPLEX_IMAG (obj); | |
eb42e2f0 | 1354 | } |
0f2d19dd | 1355 | break; |
0f2d19dd | 1356 | case scm_tc7_vector: |
95f5b0f5 | 1357 | case scm_tc7_wvect: |
34d19ef6 | 1358 | SCM_VECTOR_SET (v, pos, obj); |
0f2d19dd JB |
1359 | break; |
1360 | } | |
1361 | return SCM_UNSPECIFIED; | |
1362 | } | |
1bbd0b84 | 1363 | #undef FUNC_NAME |
0f2d19dd | 1364 | |
1d7bdb25 GH |
1365 | /* attempts to unroll an array into a one-dimensional array. |
1366 | returns the unrolled array or #f if it can't be done. */ | |
1bbd0b84 | 1367 | /* if strict is not SCM_UNDEFINED, return #f if returned array |
1d7bdb25 | 1368 | wouldn't have contiguous elements. */ |
3b3b36dd | 1369 | SCM_DEFINE (scm_array_contents, "array-contents", 1, 1, 0, |
1bbd0b84 | 1370 | (SCM ra, SCM strict), |
b380b885 MD |
1371 | "If @var{array} may be @dfn{unrolled} into a one dimensional shared array\n" |
1372 | "without changing their order (last subscript changing fastest), then\n" | |
1373 | "@code{array-contents} returns that shared array, otherwise it returns\n" | |
1374 | "@code{#f}. All arrays made by @var{make-array} and\n" | |
1375 | "@var{make-uniform-array} may be unrolled, some arrays made by\n" | |
1376 | "@var{make-shared-array} may not be.\n\n" | |
1377 | "If the optional argument @var{strict} is provided, a shared array will\n" | |
1378 | "be returned only if its elements are stored internally contiguous in\n" | |
1379 | "memory.") | |
1bbd0b84 | 1380 | #define FUNC_NAME s_scm_array_contents |
0f2d19dd JB |
1381 | { |
1382 | SCM sra; | |
1383 | if (SCM_IMP (ra)) | |
f3667f52 | 1384 | return SCM_BOOL_F; |
5c11cc9d | 1385 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
1386 | { |
1387 | default: | |
1388 | return SCM_BOOL_F; | |
1389 | case scm_tc7_vector: | |
95f5b0f5 | 1390 | case scm_tc7_wvect: |
0f2d19dd JB |
1391 | case scm_tc7_string: |
1392 | case scm_tc7_bvect: | |
1393 | case scm_tc7_byvect: | |
1394 | case scm_tc7_uvect: | |
1395 | case scm_tc7_ivect: | |
1396 | case scm_tc7_fvect: | |
1397 | case scm_tc7_dvect: | |
1398 | case scm_tc7_cvect: | |
1399 | case scm_tc7_svect: | |
2a5cd898 | 1400 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd JB |
1401 | case scm_tc7_llvect: |
1402 | #endif | |
1403 | return ra; | |
1404 | case scm_tc7_smob: | |
1405 | { | |
c014a02e | 1406 | size_t k, ndim = SCM_ARRAY_NDIM (ra), len = 1; |
0f2d19dd JB |
1407 | if (!SCM_ARRAYP (ra) || !SCM_ARRAY_CONTP (ra)) |
1408 | return SCM_BOOL_F; | |
1409 | for (k = 0; k < ndim; k++) | |
1410 | len *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1411 | if (!SCM_UNBNDP (strict)) | |
1412 | { | |
0f2d19dd JB |
1413 | if (ndim && (1 != SCM_ARRAY_DIMS (ra)[ndim - 1].inc)) |
1414 | return SCM_BOOL_F; | |
1415 | if (scm_tc7_bvect == SCM_TYP7 (SCM_ARRAY_V (ra))) | |
1416 | { | |
74014c46 | 1417 | if (len != SCM_BITVECTOR_LENGTH (SCM_ARRAY_V (ra)) || |
c014a02e ML |
1418 | SCM_ARRAY_BASE (ra) % SCM_LONG_BIT || |
1419 | len % SCM_LONG_BIT) | |
0f2d19dd JB |
1420 | return SCM_BOOL_F; |
1421 | } | |
1422 | } | |
74014c46 DH |
1423 | |
1424 | { | |
1425 | SCM v = SCM_ARRAY_V (ra); | |
c014a02e | 1426 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (v)); |
74014c46 DH |
1427 | if ((len == length) && 0 == SCM_ARRAY_BASE (ra) && SCM_ARRAY_DIMS (ra)->inc) |
1428 | return v; | |
1429 | } | |
1430 | ||
0f2d19dd JB |
1431 | sra = scm_make_ra (1); |
1432 | SCM_ARRAY_DIMS (sra)->lbnd = 0; | |
1433 | SCM_ARRAY_DIMS (sra)->ubnd = len - 1; | |
1434 | SCM_ARRAY_V (sra) = SCM_ARRAY_V (ra); | |
1435 | SCM_ARRAY_BASE (sra) = SCM_ARRAY_BASE (ra); | |
1436 | SCM_ARRAY_DIMS (sra)->inc = (ndim ? SCM_ARRAY_DIMS (ra)[ndim - 1].inc : 1); | |
1437 | return sra; | |
1438 | } | |
1439 | } | |
1440 | } | |
1bbd0b84 | 1441 | #undef FUNC_NAME |
0f2d19dd | 1442 | |
1cc91f1b | 1443 | |
0f2d19dd | 1444 | SCM |
6e8d25a6 | 1445 | scm_ra2contig (SCM ra, int copy) |
0f2d19dd JB |
1446 | { |
1447 | SCM ret; | |
c014a02e ML |
1448 | long inc = 1; |
1449 | size_t k, len = 1; | |
0f2d19dd JB |
1450 | for (k = SCM_ARRAY_NDIM (ra); k--;) |
1451 | len *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1452 | k = SCM_ARRAY_NDIM (ra); | |
1453 | if (SCM_ARRAY_CONTP (ra) && ((0 == k) || (1 == SCM_ARRAY_DIMS (ra)[k - 1].inc))) | |
1454 | { | |
74014c46 | 1455 | if (scm_tc7_bvect != SCM_TYP7 (SCM_ARRAY_V (ra))) |
0f2d19dd | 1456 | return ra; |
74014c46 | 1457 | if ((len == SCM_BITVECTOR_LENGTH (SCM_ARRAY_V (ra)) && |
c014a02e ML |
1458 | 0 == SCM_ARRAY_BASE (ra) % SCM_LONG_BIT && |
1459 | 0 == len % SCM_LONG_BIT)) | |
0f2d19dd JB |
1460 | return ra; |
1461 | } | |
1462 | ret = scm_make_ra (k); | |
1463 | SCM_ARRAY_BASE (ret) = 0; | |
1464 | while (k--) | |
1465 | { | |
1466 | SCM_ARRAY_DIMS (ret)[k].lbnd = SCM_ARRAY_DIMS (ra)[k].lbnd; | |
1467 | SCM_ARRAY_DIMS (ret)[k].ubnd = SCM_ARRAY_DIMS (ra)[k].ubnd; | |
1468 | SCM_ARRAY_DIMS (ret)[k].inc = inc; | |
1469 | inc *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1470 | } | |
08112c95 | 1471 | SCM_ARRAY_V (ret) = scm_make_uve (inc, scm_array_prototype (ra)); |
0f2d19dd JB |
1472 | if (copy) |
1473 | scm_array_copy_x (ra, ret); | |
1474 | return ret; | |
1475 | } | |
1476 | ||
1477 | ||
1478 | ||
3b3b36dd | 1479 | SCM_DEFINE (scm_uniform_array_read_x, "uniform-array-read!", 1, 3, 0, |
1bbd0b84 | 1480 | (SCM ra, SCM port_or_fd, SCM start, SCM end), |
8f85c0c6 NJ |
1481 | "@deffnx {Scheme Procedure} uniform-vector-read! uve [port-or-fdes] [start] [end]\n" |
1482 | "Attempt to read all elements of @var{ura}, in lexicographic order, as\n" | |
b380b885 | 1483 | "binary objects from @var{port-or-fdes}.\n" |
8f85c0c6 NJ |
1484 | "If an end of file is encountered,\n" |
1485 | "the objects up to that point are put into @var{ura}\n" | |
b380b885 MD |
1486 | "(starting at the beginning) and the remainder of the array is\n" |
1487 | "unchanged.\n\n" | |
1488 | "The optional arguments @var{start} and @var{end} allow\n" | |
1489 | "a specified region of a vector (or linearized array) to be read,\n" | |
1490 | "leaving the remainder of the vector unchanged.\n\n" | |
1491 | "@code{uniform-array-read!} returns the number of objects read.\n" | |
1492 | "@var{port-or-fdes} may be omitted, in which case it defaults to the value\n" | |
1493 | "returned by @code{(current-input-port)}.") | |
1bbd0b84 | 1494 | #define FUNC_NAME s_scm_uniform_array_read_x |
0f2d19dd | 1495 | { |
35de7ebe | 1496 | SCM cra = SCM_UNDEFINED, v = ra; |
c014a02e ML |
1497 | long sz, vlen, ans; |
1498 | long cstart = 0; | |
1499 | long cend; | |
1500 | long offset = 0; | |
405aaef9 | 1501 | char *base; |
35de7ebe | 1502 | |
0f2d19dd | 1503 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
3d8d56df GH |
1504 | if (SCM_UNBNDP (port_or_fd)) |
1505 | port_or_fd = scm_cur_inp; | |
1506 | else | |
1507 | SCM_ASSERT (SCM_INUMP (port_or_fd) | |
0c95b57d | 1508 | || (SCM_OPINPORTP (port_or_fd)), |
1bbd0b84 | 1509 | port_or_fd, SCM_ARG2, FUNC_NAME); |
d245ce23 MD |
1510 | vlen = (SCM_TYP7 (v) == scm_tc7_smob |
1511 | ? 0 | |
1512 | : SCM_INUM (scm_uniform_vector_length (v))); | |
35de7ebe | 1513 | |
0f2d19dd | 1514 | loop: |
35de7ebe | 1515 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1516 | { |
1517 | default: | |
276dd677 | 1518 | badarg1:SCM_WRONG_TYPE_ARG (SCM_ARG1, v); |
0f2d19dd JB |
1519 | case scm_tc7_smob: |
1520 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
1521 | cra = scm_ra2contig (ra, 0); | |
1146b6cd | 1522 | cstart += SCM_ARRAY_BASE (cra); |
3d8d56df | 1523 | vlen = SCM_ARRAY_DIMS (cra)->inc * |
0f2d19dd JB |
1524 | (SCM_ARRAY_DIMS (cra)->ubnd - SCM_ARRAY_DIMS (cra)->lbnd + 1); |
1525 | v = SCM_ARRAY_V (cra); | |
1526 | goto loop; | |
1527 | case scm_tc7_string: | |
74014c46 | 1528 | base = SCM_STRING_CHARS (v); |
0f2d19dd JB |
1529 | sz = sizeof (char); |
1530 | break; | |
1531 | case scm_tc7_bvect: | |
74014c46 | 1532 | base = (char *) SCM_BITVECTOR_BASE (v); |
c014a02e ML |
1533 | vlen = (vlen + SCM_LONG_BIT - 1) / SCM_LONG_BIT; |
1534 | cstart /= SCM_LONG_BIT; | |
1535 | sz = sizeof (long); | |
74014c46 DH |
1536 | break; |
1537 | case scm_tc7_byvect: | |
1538 | base = (char *) SCM_UVECTOR_BASE (v); | |
1539 | sz = sizeof (char); | |
1540 | break; | |
0f2d19dd JB |
1541 | case scm_tc7_uvect: |
1542 | case scm_tc7_ivect: | |
74014c46 | 1543 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1544 | sz = sizeof (long); |
1545 | break; | |
1546 | case scm_tc7_svect: | |
74014c46 | 1547 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1548 | sz = sizeof (short); |
1549 | break; | |
2a5cd898 | 1550 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 1551 | case scm_tc7_llvect: |
74014c46 | 1552 | base = (char *) SCM_UVECTOR_BASE (v); |
1be6b49c | 1553 | sz = sizeof (long long); |
0f2d19dd JB |
1554 | break; |
1555 | #endif | |
0f2d19dd | 1556 | case scm_tc7_fvect: |
74014c46 | 1557 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1558 | sz = sizeof (float); |
1559 | break; | |
0f2d19dd | 1560 | case scm_tc7_dvect: |
74014c46 | 1561 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1562 | sz = sizeof (double); |
1563 | break; | |
1564 | case scm_tc7_cvect: | |
74014c46 | 1565 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1566 | sz = 2 * sizeof (double); |
1567 | break; | |
0f2d19dd | 1568 | } |
405aaef9 | 1569 | |
1146b6cd GH |
1570 | cend = vlen; |
1571 | if (!SCM_UNBNDP (start)) | |
3d8d56df | 1572 | { |
1146b6cd | 1573 | offset = |
c014a02e | 1574 | SCM_NUM2LONG (3, start); |
35de7ebe | 1575 | |
1146b6cd | 1576 | if (offset < 0 || offset >= cend) |
1bbd0b84 | 1577 | scm_out_of_range (FUNC_NAME, start); |
1146b6cd GH |
1578 | |
1579 | if (!SCM_UNBNDP (end)) | |
1580 | { | |
c014a02e ML |
1581 | long tend = |
1582 | SCM_NUM2LONG (4, end); | |
3d8d56df | 1583 | |
1146b6cd | 1584 | if (tend <= offset || tend > cend) |
1bbd0b84 | 1585 | scm_out_of_range (FUNC_NAME, end); |
1146b6cd GH |
1586 | cend = tend; |
1587 | } | |
0f2d19dd | 1588 | } |
35de7ebe | 1589 | |
3d8d56df GH |
1590 | if (SCM_NIMP (port_or_fd)) |
1591 | { | |
92c2555f | 1592 | scm_t_port *pt = SCM_PTAB_ENTRY (port_or_fd); |
6c951427 | 1593 | int remaining = (cend - offset) * sz; |
405aaef9 | 1594 | char *dest = base + (cstart + offset) * sz; |
6c951427 GH |
1595 | |
1596 | if (pt->rw_active == SCM_PORT_WRITE) | |
affc96b5 | 1597 | scm_flush (port_or_fd); |
6c951427 GH |
1598 | |
1599 | ans = cend - offset; | |
1600 | while (remaining > 0) | |
3d8d56df | 1601 | { |
6c951427 GH |
1602 | if (pt->read_pos < pt->read_end) |
1603 | { | |
1604 | int to_copy = min (pt->read_end - pt->read_pos, | |
1605 | remaining); | |
1606 | ||
1607 | memcpy (dest, pt->read_pos, to_copy); | |
1608 | pt->read_pos += to_copy; | |
1609 | remaining -= to_copy; | |
1610 | dest += to_copy; | |
1611 | } | |
1612 | else | |
1613 | { | |
affc96b5 | 1614 | if (scm_fill_input (port_or_fd) == EOF) |
6c951427 GH |
1615 | { |
1616 | if (remaining % sz != 0) | |
1617 | { | |
5d2d2ffc | 1618 | SCM_MISC_ERROR ("unexpected EOF", SCM_EOL); |
6c951427 GH |
1619 | } |
1620 | ans -= remaining / sz; | |
1621 | break; | |
1622 | } | |
6c951427 | 1623 | } |
3d8d56df | 1624 | } |
6c951427 GH |
1625 | |
1626 | if (pt->rw_random) | |
1627 | pt->rw_active = SCM_PORT_READ; | |
3d8d56df GH |
1628 | } |
1629 | else /* file descriptor. */ | |
1630 | { | |
1631 | SCM_SYSCALL (ans = read (SCM_INUM (port_or_fd), | |
405aaef9 | 1632 | base + (cstart + offset) * sz, |
1be6b49c | 1633 | (sz * (cend - offset)))); |
3d8d56df | 1634 | if (ans == -1) |
1bbd0b84 | 1635 | SCM_SYSERROR; |
3d8d56df | 1636 | } |
0f2d19dd | 1637 | if (SCM_TYP7 (v) == scm_tc7_bvect) |
c014a02e | 1638 | ans *= SCM_LONG_BIT; |
35de7ebe | 1639 | |
fee7ef83 | 1640 | if (!SCM_EQ_P (v, ra) && !SCM_EQ_P (cra, ra)) |
0f2d19dd | 1641 | scm_array_copy_x (cra, ra); |
35de7ebe | 1642 | |
0f2d19dd JB |
1643 | return SCM_MAKINUM (ans); |
1644 | } | |
1bbd0b84 | 1645 | #undef FUNC_NAME |
0f2d19dd | 1646 | |
3b3b36dd | 1647 | SCM_DEFINE (scm_uniform_array_write, "uniform-array-write", 1, 3, 0, |
1bbd0b84 | 1648 | (SCM v, SCM port_or_fd, SCM start, SCM end), |
8f85c0c6 | 1649 | "@deffnx {Scheme Procedure} uniform-vector-write uve [port-or-fdes] [start] [end]\n" |
b380b885 MD |
1650 | "Writes all elements of @var{ura} as binary objects to\n" |
1651 | "@var{port-or-fdes}.\n\n" | |
1652 | "The optional arguments @var{start}\n" | |
1653 | "and @var{end} allow\n" | |
1654 | "a specified region of a vector (or linearized array) to be written.\n\n" | |
9401323e | 1655 | "The number of objects actually written is returned.\n" |
b380b885 MD |
1656 | "@var{port-or-fdes} may be\n" |
1657 | "omitted, in which case it defaults to the value returned by\n" | |
1658 | "@code{(current-output-port)}.") | |
1bbd0b84 | 1659 | #define FUNC_NAME s_scm_uniform_array_write |
0f2d19dd | 1660 | { |
c014a02e ML |
1661 | long sz, vlen, ans; |
1662 | long offset = 0; | |
1663 | long cstart = 0; | |
1664 | long cend; | |
405aaef9 | 1665 | char *base; |
3d8d56df | 1666 | |
78446828 MV |
1667 | port_or_fd = SCM_COERCE_OUTPORT (port_or_fd); |
1668 | ||
0f2d19dd | 1669 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
3d8d56df GH |
1670 | if (SCM_UNBNDP (port_or_fd)) |
1671 | port_or_fd = scm_cur_outp; | |
1672 | else | |
1673 | SCM_ASSERT (SCM_INUMP (port_or_fd) | |
0c95b57d | 1674 | || (SCM_OPOUTPORTP (port_or_fd)), |
1bbd0b84 | 1675 | port_or_fd, SCM_ARG2, FUNC_NAME); |
d245ce23 MD |
1676 | vlen = (SCM_TYP7 (v) == scm_tc7_smob |
1677 | ? 0 | |
1678 | : SCM_INUM (scm_uniform_vector_length (v))); | |
1679 | ||
0f2d19dd | 1680 | loop: |
3d8d56df | 1681 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1682 | { |
1683 | default: | |
276dd677 | 1684 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
0f2d19dd JB |
1685 | case scm_tc7_smob: |
1686 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
1687 | v = scm_ra2contig (v, 1); | |
1146b6cd | 1688 | cstart = SCM_ARRAY_BASE (v); |
d245ce23 MD |
1689 | vlen = (SCM_ARRAY_DIMS (v)->inc |
1690 | * (SCM_ARRAY_DIMS (v)->ubnd - SCM_ARRAY_DIMS (v)->lbnd + 1)); | |
0f2d19dd JB |
1691 | v = SCM_ARRAY_V (v); |
1692 | goto loop; | |
0f2d19dd | 1693 | case scm_tc7_string: |
74014c46 | 1694 | base = SCM_STRING_CHARS (v); |
0f2d19dd JB |
1695 | sz = sizeof (char); |
1696 | break; | |
1697 | case scm_tc7_bvect: | |
74014c46 | 1698 | base = (char *) SCM_BITVECTOR_BASE (v); |
c014a02e ML |
1699 | vlen = (vlen + SCM_LONG_BIT - 1) / SCM_LONG_BIT; |
1700 | cstart /= SCM_LONG_BIT; | |
1701 | sz = sizeof (long); | |
74014c46 DH |
1702 | break; |
1703 | case scm_tc7_byvect: | |
1704 | base = (char *) SCM_UVECTOR_BASE (v); | |
1705 | sz = sizeof (char); | |
1706 | break; | |
0f2d19dd JB |
1707 | case scm_tc7_uvect: |
1708 | case scm_tc7_ivect: | |
74014c46 | 1709 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1710 | sz = sizeof (long); |
1711 | break; | |
1712 | case scm_tc7_svect: | |
74014c46 | 1713 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1714 | sz = sizeof (short); |
1715 | break; | |
2a5cd898 | 1716 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 1717 | case scm_tc7_llvect: |
74014c46 | 1718 | base = (char *) SCM_UVECTOR_BASE (v); |
1be6b49c | 1719 | sz = sizeof (long long); |
0f2d19dd JB |
1720 | break; |
1721 | #endif | |
0f2d19dd | 1722 | case scm_tc7_fvect: |
74014c46 | 1723 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1724 | sz = sizeof (float); |
1725 | break; | |
0f2d19dd | 1726 | case scm_tc7_dvect: |
74014c46 | 1727 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1728 | sz = sizeof (double); |
1729 | break; | |
1730 | case scm_tc7_cvect: | |
74014c46 | 1731 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1732 | sz = 2 * sizeof (double); |
1733 | break; | |
0f2d19dd | 1734 | } |
3d8d56df | 1735 | |
1146b6cd GH |
1736 | cend = vlen; |
1737 | if (!SCM_UNBNDP (start)) | |
3d8d56df | 1738 | { |
1146b6cd | 1739 | offset = |
c014a02e | 1740 | SCM_NUM2LONG (3, start); |
3d8d56df | 1741 | |
1146b6cd | 1742 | if (offset < 0 || offset >= cend) |
1bbd0b84 | 1743 | scm_out_of_range (FUNC_NAME, start); |
1146b6cd GH |
1744 | |
1745 | if (!SCM_UNBNDP (end)) | |
1746 | { | |
c014a02e ML |
1747 | long tend = |
1748 | SCM_NUM2LONG (4, end); | |
3d8d56df | 1749 | |
1146b6cd | 1750 | if (tend <= offset || tend > cend) |
1bbd0b84 | 1751 | scm_out_of_range (FUNC_NAME, end); |
1146b6cd GH |
1752 | cend = tend; |
1753 | } | |
3d8d56df GH |
1754 | } |
1755 | ||
1756 | if (SCM_NIMP (port_or_fd)) | |
1757 | { | |
405aaef9 | 1758 | char *source = base + (cstart + offset) * sz; |
6c951427 GH |
1759 | |
1760 | ans = cend - offset; | |
265e6a4d | 1761 | scm_lfwrite (source, ans * sz, port_or_fd); |
3d8d56df GH |
1762 | } |
1763 | else /* file descriptor. */ | |
1764 | { | |
1765 | SCM_SYSCALL (ans = write (SCM_INUM (port_or_fd), | |
405aaef9 | 1766 | base + (cstart + offset) * sz, |
1be6b49c | 1767 | (sz * (cend - offset)))); |
3d8d56df | 1768 | if (ans == -1) |
1bbd0b84 | 1769 | SCM_SYSERROR; |
3d8d56df | 1770 | } |
0f2d19dd | 1771 | if (SCM_TYP7 (v) == scm_tc7_bvect) |
c014a02e | 1772 | ans *= SCM_LONG_BIT; |
3d8d56df | 1773 | |
0f2d19dd JB |
1774 | return SCM_MAKINUM (ans); |
1775 | } | |
1bbd0b84 | 1776 | #undef FUNC_NAME |
0f2d19dd JB |
1777 | |
1778 | ||
1779 | static char cnt_tab[16] = | |
1780 | {0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4}; | |
1781 | ||
3b3b36dd | 1782 | SCM_DEFINE (scm_bit_count, "bit-count", 2, 0, 0, |
c7eb8761 | 1783 | (SCM b, SCM bitvector), |
1e6808ea | 1784 | "Return the number of occurrences of the boolean @var{b} in\n" |
c7eb8761 | 1785 | "@var{bitvector}.") |
1bbd0b84 | 1786 | #define FUNC_NAME s_scm_bit_count |
0f2d19dd | 1787 | { |
44e47754 | 1788 | SCM_VALIDATE_BOOL (1, b); |
74014c46 DH |
1789 | SCM_ASSERT (SCM_BITVECTOR_P (bitvector), bitvector, 2, FUNC_NAME); |
1790 | if (SCM_BITVECTOR_LENGTH (bitvector) == 0) { | |
44e47754 DH |
1791 | return SCM_INUM0; |
1792 | } else { | |
c014a02e ML |
1793 | unsigned long int count = 0; |
1794 | unsigned long int i = (SCM_BITVECTOR_LENGTH (bitvector) - 1) / SCM_LONG_BIT; | |
1795 | unsigned long int w = SCM_UNPACK (SCM_VELTS (bitvector)[i]); | |
44e47754 DH |
1796 | if (SCM_FALSEP (b)) { |
1797 | w = ~w; | |
1798 | }; | |
c014a02e | 1799 | w <<= SCM_LONG_BIT - 1 - ((SCM_BITVECTOR_LENGTH (bitvector) - 1) % SCM_LONG_BIT); |
44e47754 DH |
1800 | while (1) { |
1801 | while (w) { | |
1802 | count += cnt_tab[w & 0x0f]; | |
1803 | w >>= 4; | |
1804 | } | |
1805 | if (i == 0) { | |
1806 | return SCM_MAKINUM (count); | |
1807 | } else { | |
1808 | --i; | |
1809 | w = SCM_UNPACK (SCM_VELTS (bitvector)[i]); | |
1810 | if (SCM_FALSEP (b)) { | |
1811 | w = ~w; | |
0f2d19dd | 1812 | } |
44e47754 | 1813 | } |
0f2d19dd | 1814 | } |
44e47754 | 1815 | } |
0f2d19dd | 1816 | } |
1bbd0b84 | 1817 | #undef FUNC_NAME |
0f2d19dd JB |
1818 | |
1819 | ||
3b3b36dd | 1820 | SCM_DEFINE (scm_bit_position, "bit-position", 3, 0, 0, |
1bbd0b84 | 1821 | (SCM item, SCM v, SCM k), |
1e6808ea MG |
1822 | "Return the minimum index of an occurrence of @var{bool} in\n" |
1823 | "@var{bv} which is at least @var{k}. If no @var{bool} occurs\n" | |
1824 | "within the specified range @code{#f} is returned.") | |
1bbd0b84 | 1825 | #define FUNC_NAME s_scm_bit_position |
0f2d19dd | 1826 | { |
c014a02e ML |
1827 | long i, lenw, xbits, pos; |
1828 | register unsigned long w; | |
74014c46 DH |
1829 | |
1830 | SCM_VALIDATE_BOOL (1, item); | |
1831 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG2, FUNC_NAME); | |
34d19ef6 | 1832 | SCM_VALIDATE_INUM_COPY (3, k, pos); |
74014c46 DH |
1833 | SCM_ASSERT_RANGE (3, k, (pos <= SCM_BITVECTOR_LENGTH (v)) && (pos >= 0)); |
1834 | ||
1835 | if (pos == SCM_BITVECTOR_LENGTH (v)) | |
0f2d19dd | 1836 | return SCM_BOOL_F; |
74014c46 | 1837 | |
c014a02e ML |
1838 | lenw = (SCM_BITVECTOR_LENGTH (v) - 1) / SCM_LONG_BIT; /* watch for part words */ |
1839 | i = pos / SCM_LONG_BIT; | |
74014c46 DH |
1840 | w = SCM_UNPACK (SCM_VELTS (v)[i]); |
1841 | if (SCM_FALSEP (item)) | |
1842 | w = ~w; | |
c014a02e | 1843 | xbits = (pos % SCM_LONG_BIT); |
74014c46 DH |
1844 | pos -= xbits; |
1845 | w = ((w >> xbits) << xbits); | |
c014a02e | 1846 | xbits = SCM_LONG_BIT - 1 - (SCM_BITVECTOR_LENGTH (v) - 1) % SCM_LONG_BIT; |
74014c46 DH |
1847 | while (!0) |
1848 | { | |
1849 | if (w && (i == lenw)) | |
1850 | w = ((w << xbits) >> xbits); | |
1851 | if (w) | |
1852 | while (w) | |
1853 | switch (w & 0x0f) | |
1854 | { | |
1855 | default: | |
1856 | return SCM_MAKINUM (pos); | |
1857 | case 2: | |
1858 | case 6: | |
1859 | case 10: | |
1860 | case 14: | |
1861 | return SCM_MAKINUM (pos + 1); | |
1862 | case 4: | |
1863 | case 12: | |
1864 | return SCM_MAKINUM (pos + 2); | |
1865 | case 8: | |
1866 | return SCM_MAKINUM (pos + 3); | |
1867 | case 0: | |
1868 | pos += 4; | |
1869 | w >>= 4; | |
1870 | } | |
1871 | if (++i > lenw) | |
1872 | break; | |
c014a02e | 1873 | pos += SCM_LONG_BIT; |
f1267706 | 1874 | w = SCM_UNPACK (SCM_VELTS (v)[i]); |
0f2d19dd JB |
1875 | if (SCM_FALSEP (item)) |
1876 | w = ~w; | |
0f2d19dd | 1877 | } |
74014c46 | 1878 | return SCM_BOOL_F; |
0f2d19dd | 1879 | } |
1bbd0b84 | 1880 | #undef FUNC_NAME |
0f2d19dd JB |
1881 | |
1882 | ||
3b3b36dd | 1883 | SCM_DEFINE (scm_bit_set_star_x, "bit-set*!", 3, 0, 0, |
c7eb8761 MG |
1884 | (SCM v, SCM kv, SCM obj), |
1885 | "If uve is a bit-vector @var{bv} and uve must be of the same\n" | |
1886 | "length. If @var{bool} is @code{#t}, uve is OR'ed into\n" | |
1887 | "@var{bv}; If @var{bool} is @code{#f}, the inversion of uve is\n" | |
1888 | "AND'ed into @var{bv}.\n\n" | |
8f85c0c6 | 1889 | "If uve is a unsigned long integer vector all the elements of uve\n" |
c7eb8761 MG |
1890 | "must be between 0 and the @code{length} of @var{bv}. The bits\n" |
1891 | "of @var{bv} corresponding to the indexes in uve are set to\n" | |
1892 | "@var{bool}. The return value is unspecified.") | |
1bbd0b84 | 1893 | #define FUNC_NAME s_scm_bit_set_star_x |
0f2d19dd | 1894 | { |
c014a02e | 1895 | register long i, k, vlen; |
74014c46 | 1896 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG1, FUNC_NAME); |
0f2d19dd | 1897 | SCM_ASRTGO (SCM_NIMP (kv), badarg2); |
5c11cc9d | 1898 | switch SCM_TYP7 (kv) |
0f2d19dd JB |
1899 | { |
1900 | default: | |
276dd677 | 1901 | badarg2:SCM_WRONG_TYPE_ARG (2, kv); |
0f2d19dd | 1902 | case scm_tc7_uvect: |
74014c46 DH |
1903 | vlen = SCM_BITVECTOR_LENGTH (v); |
1904 | if (SCM_FALSEP (obj)) | |
1905 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1906 | { | |
c014a02e | 1907 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); |
74014c46 DH |
1908 | if (k >= vlen) |
1909 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
34d19ef6 | 1910 | SCM_BITVEC_CLR(v, k); |
74014c46 DH |
1911 | } |
1912 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) | |
1913 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1914 | { | |
c014a02e | 1915 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); |
74014c46 DH |
1916 | if (k >= vlen) |
1917 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
34d19ef6 | 1918 | SCM_BITVEC_SET(v, k); |
74014c46 DH |
1919 | } |
1920 | else | |
276dd677 | 1921 | badarg3:SCM_WRONG_TYPE_ARG (3, obj); |
0f2d19dd JB |
1922 | break; |
1923 | case scm_tc7_bvect: | |
74014c46 | 1924 | SCM_ASSERT (SCM_BITVECTOR_LENGTH (v) == SCM_BITVECTOR_LENGTH (kv), v, SCM_ARG1, FUNC_NAME); |
4260a7fc | 1925 | if (SCM_FALSEP (obj)) |
c014a02e | 1926 | for (k = (SCM_BITVECTOR_LENGTH (v) + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) |
bab246f3 | 1927 | SCM_BITVECTOR_BASE (v) [k] &= ~SCM_BITVECTOR_BASE (kv) [k]; |
9a09deb1 | 1928 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) |
c014a02e | 1929 | for (k = (SCM_BITVECTOR_LENGTH (v) + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) |
bab246f3 | 1930 | SCM_BITVECTOR_BASE (v) [k] |= SCM_BITVECTOR_BASE (kv) [k]; |
0f2d19dd JB |
1931 | else |
1932 | goto badarg3; | |
1933 | break; | |
1934 | } | |
1935 | return SCM_UNSPECIFIED; | |
1936 | } | |
1bbd0b84 | 1937 | #undef FUNC_NAME |
0f2d19dd JB |
1938 | |
1939 | ||
3b3b36dd | 1940 | SCM_DEFINE (scm_bit_count_star, "bit-count*", 3, 0, 0, |
1bbd0b84 | 1941 | (SCM v, SCM kv, SCM obj), |
1e6808ea MG |
1942 | "Return\n" |
1943 | "@lisp\n" | |
b380b885 | 1944 | "(bit-count (bit-set*! (if bool bv (bit-invert! bv)) uve #t) #t).\n" |
1e6808ea | 1945 | "@end lisp\n" |
b380b885 | 1946 | "@var{bv} is not modified.") |
1bbd0b84 | 1947 | #define FUNC_NAME s_scm_bit_count_star |
0f2d19dd | 1948 | { |
c014a02e ML |
1949 | register long i, vlen, count = 0; |
1950 | register unsigned long k; | |
41b0806d | 1951 | int fObj = 0; |
c209c88e | 1952 | |
74014c46 | 1953 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG1, FUNC_NAME); |
0f2d19dd | 1954 | SCM_ASRTGO (SCM_NIMP (kv), badarg2); |
5c11cc9d | 1955 | switch SCM_TYP7 (kv) |
0f2d19dd JB |
1956 | { |
1957 | default: | |
c209c88e | 1958 | badarg2: |
276dd677 | 1959 | SCM_WRONG_TYPE_ARG (2, kv); |
0f2d19dd | 1960 | case scm_tc7_uvect: |
74014c46 DH |
1961 | vlen = SCM_BITVECTOR_LENGTH (v); |
1962 | if (SCM_FALSEP (obj)) | |
1963 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1964 | { | |
c014a02e | 1965 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); |
74014c46 DH |
1966 | if (k >= vlen) |
1967 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
34d19ef6 | 1968 | if (!SCM_BITVEC_REF(v, k)) |
74014c46 DH |
1969 | count++; |
1970 | } | |
1971 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) | |
1972 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1973 | { | |
c014a02e | 1974 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); |
74014c46 DH |
1975 | if (k >= vlen) |
1976 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
34d19ef6 | 1977 | if (SCM_BITVEC_REF (v, k)) |
74014c46 DH |
1978 | count++; |
1979 | } | |
1980 | else | |
276dd677 | 1981 | badarg3:SCM_WRONG_TYPE_ARG (3, obj); |
0f2d19dd JB |
1982 | break; |
1983 | case scm_tc7_bvect: | |
74014c46 DH |
1984 | SCM_ASSERT (SCM_BITVECTOR_LENGTH (v) == SCM_BITVECTOR_LENGTH (kv), v, SCM_ARG1, FUNC_NAME); |
1985 | if (0 == SCM_BITVECTOR_LENGTH (v)) | |
0f2d19dd | 1986 | return SCM_INUM0; |
4260a7fc | 1987 | SCM_ASRTGO (SCM_BOOLP (obj), badarg3); |
9a09deb1 | 1988 | fObj = SCM_EQ_P (obj, SCM_BOOL_T); |
c014a02e ML |
1989 | i = (SCM_BITVECTOR_LENGTH (v) - 1) / SCM_LONG_BIT; |
1990 | k = SCM_UNPACK (SCM_VELTS (kv)[i]) & (fObj ? SCM_UNPACK (SCM_VELTS (v)[i]) : ~ SCM_UNPACK (SCM_VELTS (v)[i])); | |
1991 | k <<= SCM_LONG_BIT - 1 - ((SCM_BITVECTOR_LENGTH (v) - 1) % SCM_LONG_BIT); | |
c209c88e | 1992 | while (1) |
0f2d19dd JB |
1993 | { |
1994 | for (; k; k >>= 4) | |
1995 | count += cnt_tab[k & 0x0f]; | |
1996 | if (0 == i--) | |
1997 | return SCM_MAKINUM (count); | |
c209c88e GB |
1998 | |
1999 | /* urg. repetitive (see above.) */ | |
c014a02e | 2000 | k = SCM_UNPACK (SCM_VELTS (kv)[i]) & (fObj ? SCM_UNPACK(SCM_VELTS (v)[i]) : ~SCM_UNPACK (SCM_VELTS (v)[i])); |
0f2d19dd JB |
2001 | } |
2002 | } | |
2003 | return SCM_MAKINUM (count); | |
2004 | } | |
1bbd0b84 | 2005 | #undef FUNC_NAME |
0f2d19dd JB |
2006 | |
2007 | ||
3b3b36dd | 2008 | SCM_DEFINE (scm_bit_invert_x, "bit-invert!", 1, 0, 0, |
1bbd0b84 | 2009 | (SCM v), |
8f85c0c6 | 2010 | "Modify @var{bv} by replacing each element with its negation.") |
1bbd0b84 | 2011 | #define FUNC_NAME s_scm_bit_invert_x |
0f2d19dd | 2012 | { |
c014a02e | 2013 | long int k; |
74014c46 DH |
2014 | |
2015 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG1, FUNC_NAME); | |
2016 | ||
2017 | k = SCM_BITVECTOR_LENGTH (v); | |
c014a02e | 2018 | for (k = (k + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) |
bab246f3 | 2019 | SCM_BITVECTOR_BASE (v) [k] = ~SCM_BITVECTOR_BASE (v) [k]; |
74014c46 | 2020 | |
0f2d19dd JB |
2021 | return SCM_UNSPECIFIED; |
2022 | } | |
1bbd0b84 | 2023 | #undef FUNC_NAME |
0f2d19dd JB |
2024 | |
2025 | ||
0f2d19dd | 2026 | SCM |
c014a02e | 2027 | scm_istr2bve (char *str, long len) |
0f2d19dd JB |
2028 | { |
2029 | SCM v = scm_make_uve (len, SCM_BOOL_T); | |
c014a02e ML |
2030 | long *data = (long *) SCM_VELTS (v); |
2031 | register unsigned long mask; | |
2032 | register long k; | |
2033 | register long j; | |
2034 | for (k = 0; k < (len + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k++) | |
0f2d19dd JB |
2035 | { |
2036 | data[k] = 0L; | |
c014a02e ML |
2037 | j = len - k * SCM_LONG_BIT; |
2038 | if (j > SCM_LONG_BIT) | |
2039 | j = SCM_LONG_BIT; | |
0f2d19dd JB |
2040 | for (mask = 1L; j--; mask <<= 1) |
2041 | switch (*str++) | |
2042 | { | |
2043 | case '0': | |
2044 | break; | |
2045 | case '1': | |
2046 | data[k] |= mask; | |
2047 | break; | |
2048 | default: | |
2049 | return SCM_BOOL_F; | |
2050 | } | |
2051 | } | |
2052 | return v; | |
2053 | } | |
2054 | ||
2055 | ||
1cc91f1b | 2056 | |
0f2d19dd | 2057 | static SCM |
34d19ef6 | 2058 | ra2l (SCM ra, unsigned long base, unsigned long k) |
0f2d19dd JB |
2059 | { |
2060 | register SCM res = SCM_EOL; | |
c014a02e ML |
2061 | register long inc = SCM_ARRAY_DIMS (ra)[k].inc; |
2062 | register size_t i; | |
0f2d19dd JB |
2063 | if (SCM_ARRAY_DIMS (ra)[k].ubnd < SCM_ARRAY_DIMS (ra)[k].lbnd) |
2064 | return SCM_EOL; | |
2065 | i = base + (1 + SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd) * inc; | |
2066 | if (k < SCM_ARRAY_NDIM (ra) - 1) | |
2067 | { | |
2068 | do | |
2069 | { | |
2070 | i -= inc; | |
2071 | res = scm_cons (ra2l (ra, i, k + 1), res); | |
2072 | } | |
2073 | while (i != base); | |
2074 | } | |
2075 | else | |
2076 | do | |
2077 | { | |
2078 | i -= inc; | |
2079 | res = scm_cons (scm_uniform_vector_ref (SCM_ARRAY_V (ra), SCM_MAKINUM (i)), res); | |
2080 | } | |
2081 | while (i != base); | |
2082 | return res; | |
2083 | } | |
2084 | ||
2085 | ||
cd328b4f | 2086 | SCM_DEFINE (scm_array_to_list, "array->list", 1, 0, 0, |
1bbd0b84 | 2087 | (SCM v), |
1e6808ea MG |
2088 | "Return a list consisting of all the elements, in order, of\n" |
2089 | "@var{array}.") | |
cd328b4f | 2090 | #define FUNC_NAME s_scm_array_to_list |
0f2d19dd JB |
2091 | { |
2092 | SCM res = SCM_EOL; | |
c014a02e | 2093 | register long k; |
0f2d19dd | 2094 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
74014c46 | 2095 | switch SCM_TYP7 (v) |
0f2d19dd JB |
2096 | { |
2097 | default: | |
276dd677 | 2098 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
0f2d19dd JB |
2099 | case scm_tc7_smob: |
2100 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
2101 | return ra2l (v, SCM_ARRAY_BASE (v), 0); | |
2102 | case scm_tc7_vector: | |
95f5b0f5 | 2103 | case scm_tc7_wvect: |
0f2d19dd JB |
2104 | return scm_vector_to_list (v); |
2105 | case scm_tc7_string: | |
2106 | return scm_string_to_list (v); | |
2107 | case scm_tc7_bvect: | |
2108 | { | |
c014a02e ML |
2109 | long *data = (long *) SCM_VELTS (v); |
2110 | register unsigned long mask; | |
2111 | for (k = (SCM_BITVECTOR_LENGTH (v) - 1) / SCM_LONG_BIT; k > 0; k--) | |
2112 | for (mask = 1UL << (SCM_LONG_BIT - 1); mask; mask >>= 1) | |
2113 | res = scm_cons (SCM_BOOL(((long *) data)[k] & mask), res); | |
2114 | for (mask = 1L << ((SCM_BITVECTOR_LENGTH (v) % SCM_LONG_BIT) - 1); mask; mask >>= 1) | |
2115 | res = scm_cons (SCM_BOOL(((long *) data)[k] & mask), res); | |
0f2d19dd JB |
2116 | return res; |
2117 | } | |
af7546eb DH |
2118 | case scm_tc7_byvect: |
2119 | { | |
2120 | signed char *data = (signed char *) SCM_VELTS (v); | |
c014a02e | 2121 | unsigned long k = SCM_UVECTOR_LENGTH (v); |
af7546eb DH |
2122 | while (k != 0) |
2123 | res = scm_cons (SCM_MAKINUM (data[--k]), res); | |
2124 | return res; | |
2125 | } | |
2126 | case scm_tc7_uvect: | |
2127 | { | |
c014a02e | 2128 | long *data = (long *)SCM_VELTS(v); |
af7546eb | 2129 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
c014a02e | 2130 | res = scm_cons(scm_ulong2num(data[k]), res); |
af7546eb DH |
2131 | return res; |
2132 | } | |
2133 | case scm_tc7_ivect: | |
2134 | { | |
c014a02e | 2135 | long *data = (long *)SCM_VELTS(v); |
af7546eb | 2136 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
c014a02e | 2137 | res = scm_cons(scm_long2num(data[k]), res); |
af7546eb DH |
2138 | return res; |
2139 | } | |
2140 | case scm_tc7_svect: | |
2141 | { | |
2142 | short *data = (short *)SCM_VELTS(v); | |
2143 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) | |
1be6b49c | 2144 | res = scm_cons(scm_short2num (data[k]), res); |
af7546eb DH |
2145 | return res; |
2146 | } | |
2a5cd898 | 2147 | #if SCM_SIZEOF_LONG_LONG != 0 |
af7546eb DH |
2148 | case scm_tc7_llvect: |
2149 | { | |
1be6b49c | 2150 | long long *data = (long long *)SCM_VELTS(v); |
af7546eb DH |
2151 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
2152 | res = scm_cons(scm_long_long2num(data[k]), res); | |
2153 | return res; | |
2154 | } | |
0f2d19dd | 2155 | #endif |
0f2d19dd JB |
2156 | case scm_tc7_fvect: |
2157 | { | |
2158 | float *data = (float *) SCM_VELTS (v); | |
74014c46 | 2159 | for (k = SCM_UVECTOR_LENGTH (v) - 1; k >= 0; k--) |
bc86da5d | 2160 | res = scm_cons (scm_make_real (data[k]), res); |
0f2d19dd JB |
2161 | return res; |
2162 | } | |
0f2d19dd JB |
2163 | case scm_tc7_dvect: |
2164 | { | |
2165 | double *data = (double *) SCM_VELTS (v); | |
74014c46 | 2166 | for (k = SCM_UVECTOR_LENGTH (v) - 1; k >= 0; k--) |
f8de44c1 | 2167 | res = scm_cons (scm_make_real (data[k]), res); |
0f2d19dd JB |
2168 | return res; |
2169 | } | |
2170 | case scm_tc7_cvect: | |
2171 | { | |
2172 | double (*data)[2] = (double (*)[2]) SCM_VELTS (v); | |
74014c46 | 2173 | for (k = SCM_UVECTOR_LENGTH (v) - 1; k >= 0; k--) |
f8de44c1 | 2174 | res = scm_cons (scm_make_complex (data[k][0], data[k][1]), res); |
0f2d19dd JB |
2175 | return res; |
2176 | } | |
0f2d19dd JB |
2177 | } |
2178 | } | |
1bbd0b84 | 2179 | #undef FUNC_NAME |
0f2d19dd JB |
2180 | |
2181 | ||
c014a02e | 2182 | static int l2ra(SCM lst, SCM ra, unsigned long base, unsigned long k); |
1cc91f1b | 2183 | |
3b3b36dd | 2184 | SCM_DEFINE (scm_list_to_uniform_array, "list->uniform-array", 3, 0, 0, |
1bbd0b84 | 2185 | (SCM ndim, SCM prot, SCM lst), |
8f85c0c6 | 2186 | "@deffnx {Scheme Procedure} list->uniform-vector prot lst\n" |
1e6808ea MG |
2187 | "Return a uniform array of the type indicated by prototype\n" |
2188 | "@var{prot} with elements the same as those of @var{lst}.\n" | |
2189 | "Elements must be of the appropriate type, no coercions are\n" | |
2190 | "done.") | |
1bbd0b84 | 2191 | #define FUNC_NAME s_scm_list_to_uniform_array |
0f2d19dd JB |
2192 | { |
2193 | SCM shp = SCM_EOL; | |
2194 | SCM row = lst; | |
2195 | SCM ra; | |
c014a02e | 2196 | unsigned long k; |
0f2d19dd | 2197 | long n; |
34d19ef6 | 2198 | SCM_VALIDATE_INUM_COPY (1, ndim, k); |
0f2d19dd JB |
2199 | while (k--) |
2200 | { | |
2201 | n = scm_ilength (row); | |
1bbd0b84 | 2202 | SCM_ASSERT (n >= 0, lst, SCM_ARG3, FUNC_NAME); |
0f2d19dd JB |
2203 | shp = scm_cons (SCM_MAKINUM (n), shp); |
2204 | if (SCM_NIMP (row)) | |
2205 | row = SCM_CAR (row); | |
2206 | } | |
d12feca3 GH |
2207 | ra = scm_dimensions_to_uniform_array (scm_reverse (shp), prot, |
2208 | SCM_UNDEFINED); | |
0f2d19dd | 2209 | if (SCM_NULLP (shp)) |
0f2d19dd JB |
2210 | { |
2211 | SCM_ASRTGO (1 == scm_ilength (lst), badlst); | |
2212 | scm_array_set_x (ra, SCM_CAR (lst), SCM_EOL); | |
2213 | return ra; | |
2214 | } | |
2215 | if (!SCM_ARRAYP (ra)) | |
2216 | { | |
c014a02e | 2217 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (ra)); |
74014c46 | 2218 | for (k = 0; k < length; k++, lst = SCM_CDR (lst)) |
0f2d19dd JB |
2219 | scm_array_set_x (ra, SCM_CAR (lst), SCM_MAKINUM (k)); |
2220 | return ra; | |
2221 | } | |
2222 | if (l2ra (lst, ra, SCM_ARRAY_BASE (ra), 0)) | |
2223 | return ra; | |
2224 | else | |
1afff620 KN |
2225 | badlst:SCM_MISC_ERROR ("Bad scm_array contents list: ~S", |
2226 | scm_list_1 (lst)); | |
0f2d19dd | 2227 | } |
1bbd0b84 | 2228 | #undef FUNC_NAME |
0f2d19dd | 2229 | |
0f2d19dd | 2230 | static int |
c014a02e | 2231 | l2ra (SCM lst, SCM ra, unsigned long base, unsigned long k) |
0f2d19dd | 2232 | { |
c014a02e ML |
2233 | register long inc = SCM_ARRAY_DIMS (ra)[k].inc; |
2234 | register long n = (1 + SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd); | |
0f2d19dd JB |
2235 | int ok = 1; |
2236 | if (n <= 0) | |
4260a7fc | 2237 | return (SCM_NULLP (lst)); |
0f2d19dd JB |
2238 | if (k < SCM_ARRAY_NDIM (ra) - 1) |
2239 | { | |
2240 | while (n--) | |
2241 | { | |
2242 | if (SCM_IMP (lst) || SCM_NCONSP (lst)) | |
2243 | return 0; | |
2244 | ok = ok && l2ra (SCM_CAR (lst), ra, base, k + 1); | |
2245 | base += inc; | |
2246 | lst = SCM_CDR (lst); | |
2247 | } | |
2248 | if (SCM_NNULLP (lst)) | |
2249 | return 0; | |
2250 | } | |
2251 | else | |
2252 | { | |
2253 | while (n--) | |
2254 | { | |
2255 | if (SCM_IMP (lst) || SCM_NCONSP (lst)) | |
2256 | return 0; | |
baa702c8 | 2257 | scm_array_set_x (SCM_ARRAY_V (ra), SCM_CAR (lst), SCM_MAKINUM (base)); |
0f2d19dd JB |
2258 | base += inc; |
2259 | lst = SCM_CDR (lst); | |
2260 | } | |
2261 | if (SCM_NNULLP (lst)) | |
fee7ef83 | 2262 | return 0; |
0f2d19dd JB |
2263 | } |
2264 | return ok; | |
2265 | } | |
2266 | ||
1cc91f1b | 2267 | |
0f2d19dd | 2268 | static void |
34d19ef6 | 2269 | rapr1 (SCM ra, unsigned long j, unsigned long k, SCM port, scm_print_state *pstate) |
0f2d19dd | 2270 | { |
c014a02e ML |
2271 | long inc = 1; |
2272 | long n = (SCM_TYP7 (ra) == scm_tc7_smob | |
b8446ce8 MD |
2273 | ? 0 |
2274 | : SCM_INUM (scm_uniform_vector_length (ra))); | |
0f2d19dd JB |
2275 | int enclosed = 0; |
2276 | tail: | |
5c11cc9d | 2277 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
2278 | { |
2279 | case scm_tc7_smob: | |
2280 | if (enclosed++) | |
2281 | { | |
2282 | SCM_ARRAY_BASE (ra) = j; | |
2283 | if (n-- > 0) | |
9882ea19 | 2284 | scm_iprin1 (ra, port, pstate); |
0f2d19dd JB |
2285 | for (j += inc; n-- > 0; j += inc) |
2286 | { | |
b7f3516f | 2287 | scm_putc (' ', port); |
0f2d19dd | 2288 | SCM_ARRAY_BASE (ra) = j; |
9882ea19 | 2289 | scm_iprin1 (ra, port, pstate); |
0f2d19dd JB |
2290 | } |
2291 | break; | |
2292 | } | |
2293 | if (k + 1 < SCM_ARRAY_NDIM (ra)) | |
2294 | { | |
c014a02e | 2295 | long i; |
0f2d19dd JB |
2296 | inc = SCM_ARRAY_DIMS (ra)[k].inc; |
2297 | for (i = SCM_ARRAY_DIMS (ra)[k].lbnd; i < SCM_ARRAY_DIMS (ra)[k].ubnd; i++) | |
2298 | { | |
b7f3516f | 2299 | scm_putc ('(', port); |
9882ea19 | 2300 | rapr1 (ra, j, k + 1, port, pstate); |
b7f3516f | 2301 | scm_puts (") ", port); |
0f2d19dd JB |
2302 | j += inc; |
2303 | } | |
2304 | if (i == SCM_ARRAY_DIMS (ra)[k].ubnd) | |
2305 | { /* could be zero size. */ | |
b7f3516f | 2306 | scm_putc ('(', port); |
9882ea19 | 2307 | rapr1 (ra, j, k + 1, port, pstate); |
b7f3516f | 2308 | scm_putc (')', port); |
0f2d19dd JB |
2309 | } |
2310 | break; | |
2311 | } | |
1be6b49c | 2312 | if (SCM_ARRAY_NDIM (ra) > 0) |
0f2d19dd JB |
2313 | { /* Could be zero-dimensional */ |
2314 | inc = SCM_ARRAY_DIMS (ra)[k].inc; | |
2315 | n = (SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1); | |
2316 | } | |
2317 | else | |
2318 | n = 1; | |
2319 | ra = SCM_ARRAY_V (ra); | |
2320 | goto tail; | |
2321 | default: | |
5c11cc9d | 2322 | /* scm_tc7_bvect and scm_tc7_llvect only? */ |
0f2d19dd | 2323 | if (n-- > 0) |
9882ea19 | 2324 | scm_iprin1 (scm_uniform_vector_ref (ra, SCM_MAKINUM (j)), port, pstate); |
0f2d19dd JB |
2325 | for (j += inc; n-- > 0; j += inc) |
2326 | { | |
b7f3516f | 2327 | scm_putc (' ', port); |
9882ea19 | 2328 | scm_iprin1 (scm_cvref (ra, j, SCM_UNDEFINED), port, pstate); |
0f2d19dd JB |
2329 | } |
2330 | break; | |
2331 | case scm_tc7_string: | |
2332 | if (n-- > 0) | |
322ac0c5 | 2333 | scm_iprin1 (SCM_MAKE_CHAR (SCM_STRING_UCHARS (ra)[j]), port, pstate); |
9882ea19 | 2334 | if (SCM_WRITINGP (pstate)) |
0f2d19dd JB |
2335 | for (j += inc; n-- > 0; j += inc) |
2336 | { | |
b7f3516f | 2337 | scm_putc (' ', port); |
322ac0c5 | 2338 | scm_iprin1 (SCM_MAKE_CHAR (SCM_STRING_UCHARS (ra)[j]), port, pstate); |
0f2d19dd JB |
2339 | } |
2340 | else | |
2341 | for (j += inc; n-- > 0; j += inc) | |
405aaef9 | 2342 | scm_putc (SCM_STRING_CHARS (ra)[j], port); |
0f2d19dd JB |
2343 | break; |
2344 | case scm_tc7_byvect: | |
2345 | if (n-- > 0) | |
4260a7fc | 2346 | scm_intprint (((char *) SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2347 | for (j += inc; n-- > 0; j += inc) |
2348 | { | |
b7f3516f | 2349 | scm_putc (' ', port); |
4260a7fc | 2350 | scm_intprint (((char *)SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2351 | } |
2352 | break; | |
2353 | ||
2354 | case scm_tc7_uvect: | |
5c11cc9d GH |
2355 | { |
2356 | char str[11]; | |
2357 | ||
2358 | if (n-- > 0) | |
2359 | { | |
2360 | /* intprint can't handle >= 2^31. */ | |
fee7ef83 | 2361 | sprintf (str, "%lu", ((unsigned long *) SCM_VELTS (ra))[j]); |
5c11cc9d GH |
2362 | scm_puts (str, port); |
2363 | } | |
2364 | for (j += inc; n-- > 0; j += inc) | |
2365 | { | |
2366 | scm_putc (' ', port); | |
fee7ef83 | 2367 | sprintf (str, "%lu", ((unsigned long *) SCM_VELTS (ra))[j]); |
5c11cc9d GH |
2368 | scm_puts (str, port); |
2369 | } | |
2370 | } | |
0f2d19dd JB |
2371 | case scm_tc7_ivect: |
2372 | if (n-- > 0) | |
fee7ef83 | 2373 | scm_intprint (((signed long *) SCM_VELTS (ra))[j], 10, port); |
0f2d19dd JB |
2374 | for (j += inc; n-- > 0; j += inc) |
2375 | { | |
b7f3516f | 2376 | scm_putc (' ', port); |
fee7ef83 | 2377 | scm_intprint (((signed long *) SCM_VELTS (ra))[j], 10, port); |
0f2d19dd JB |
2378 | } |
2379 | break; | |
2380 | ||
2381 | case scm_tc7_svect: | |
2382 | if (n-- > 0) | |
4260a7fc | 2383 | scm_intprint (((short *) SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2384 | for (j += inc; n-- > 0; j += inc) |
2385 | { | |
b7f3516f | 2386 | scm_putc (' ', port); |
4260a7fc | 2387 | scm_intprint (((short *) SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2388 | } |
2389 | break; | |
2390 | ||
0f2d19dd JB |
2391 | case scm_tc7_fvect: |
2392 | if (n-- > 0) | |
2393 | { | |
bc86da5d MD |
2394 | SCM z = scm_make_real (1.0); |
2395 | SCM_REAL_VALUE (z) = ((float *) SCM_VELTS (ra))[j]; | |
2396 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2397 | for (j += inc; n-- > 0; j += inc) |
2398 | { | |
b7f3516f | 2399 | scm_putc (' ', port); |
bc86da5d MD |
2400 | SCM_REAL_VALUE (z) = ((float *) SCM_VELTS (ra))[j]; |
2401 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2402 | } |
2403 | } | |
2404 | break; | |
0f2d19dd JB |
2405 | case scm_tc7_dvect: |
2406 | if (n-- > 0) | |
2407 | { | |
bc86da5d MD |
2408 | SCM z = scm_make_real (1.0 / 3.0); |
2409 | SCM_REAL_VALUE (z) = ((double *) SCM_VELTS (ra))[j]; | |
2410 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2411 | for (j += inc; n-- > 0; j += inc) |
2412 | { | |
b7f3516f | 2413 | scm_putc (' ', port); |
bc86da5d MD |
2414 | SCM_REAL_VALUE (z) = ((double *) SCM_VELTS (ra))[j]; |
2415 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2416 | } |
2417 | } | |
2418 | break; | |
2419 | case scm_tc7_cvect: | |
2420 | if (n-- > 0) | |
2421 | { | |
bc86da5d MD |
2422 | SCM cz = scm_make_complex (0.0, 1.0), z = scm_make_real (1.0 / 3.0); |
2423 | SCM_REAL_VALUE (z) = | |
2424 | SCM_COMPLEX_REAL (cz) = ((double *) SCM_VELTS (ra))[2 * j]; | |
2425 | SCM_COMPLEX_IMAG (cz) = ((double *) SCM_VELTS (ra))[2 * j + 1]; | |
2426 | scm_print_complex ((0.0 == SCM_COMPLEX_IMAG (cz) ? z : cz), | |
2427 | port, pstate); | |
0f2d19dd JB |
2428 | for (j += inc; n-- > 0; j += inc) |
2429 | { | |
b7f3516f | 2430 | scm_putc (' ', port); |
bc86da5d MD |
2431 | SCM_REAL_VALUE (z) |
2432 | = SCM_COMPLEX_REAL (cz) = ((double *) SCM_VELTS (ra))[2 * j]; | |
2433 | SCM_COMPLEX_IMAG (cz) = ((double *) SCM_VELTS (ra))[2 * j + 1]; | |
2434 | scm_print_complex ((0.0 == SCM_COMPLEX_IMAG (cz) ? z : cz), | |
2435 | port, pstate); | |
0f2d19dd JB |
2436 | } |
2437 | } | |
2438 | break; | |
0f2d19dd JB |
2439 | } |
2440 | } | |
2441 | ||
2442 | ||
1cc91f1b | 2443 | |
0f2d19dd | 2444 | int |
1bbd0b84 | 2445 | scm_raprin1 (SCM exp, SCM port, scm_print_state *pstate) |
0f2d19dd JB |
2446 | { |
2447 | SCM v = exp; | |
c014a02e | 2448 | unsigned long base = 0; |
b7f3516f | 2449 | scm_putc ('#', port); |
0f2d19dd | 2450 | tail: |
5c11cc9d | 2451 | switch SCM_TYP7 (v) |
0f2d19dd JB |
2452 | { |
2453 | case scm_tc7_smob: | |
2454 | { | |
2455 | long ndim = SCM_ARRAY_NDIM (v); | |
2456 | base = SCM_ARRAY_BASE (v); | |
2457 | v = SCM_ARRAY_V (v); | |
2458 | if (SCM_ARRAYP (v)) | |
2459 | ||
2460 | { | |
b7f3516f | 2461 | scm_puts ("<enclosed-array ", port); |
9882ea19 | 2462 | rapr1 (exp, base, 0, port, pstate); |
b7f3516f | 2463 | scm_putc ('>', port); |
0f2d19dd JB |
2464 | return 1; |
2465 | } | |
2466 | else | |
2467 | { | |
2468 | scm_intprint (ndim, 10, port); | |
2469 | goto tail; | |
2470 | } | |
2471 | } | |
2472 | case scm_tc7_bvect: | |
fee7ef83 | 2473 | if (SCM_EQ_P (exp, v)) |
0f2d19dd | 2474 | { /* a uve, not an scm_array */ |
c014a02e | 2475 | register long i, j, w; |
b7f3516f | 2476 | scm_putc ('*', port); |
c014a02e | 2477 | for (i = 0; i < (SCM_BITVECTOR_LENGTH (exp)) / SCM_LONG_BIT; i++) |
0f2d19dd | 2478 | { |
92c2555f | 2479 | scm_t_bits w = SCM_UNPACK (SCM_VELTS (exp)[i]); |
c014a02e | 2480 | for (j = SCM_LONG_BIT; j; j--) |
0f2d19dd | 2481 | { |
b7f3516f | 2482 | scm_putc (w & 1 ? '1' : '0', port); |
0f2d19dd JB |
2483 | w >>= 1; |
2484 | } | |
2485 | } | |
c014a02e | 2486 | j = SCM_BITVECTOR_LENGTH (exp) % SCM_LONG_BIT; |
0f2d19dd JB |
2487 | if (j) |
2488 | { | |
c014a02e | 2489 | w = SCM_UNPACK (SCM_VELTS (exp)[SCM_BITVECTOR_LENGTH (exp) / SCM_LONG_BIT]); |
0f2d19dd JB |
2490 | for (; j; j--) |
2491 | { | |
b7f3516f | 2492 | scm_putc (w & 1 ? '1' : '0', port); |
0f2d19dd JB |
2493 | w >>= 1; |
2494 | } | |
2495 | } | |
2496 | return 1; | |
2497 | } | |
2498 | else | |
b7f3516f | 2499 | scm_putc ('b', port); |
0f2d19dd JB |
2500 | break; |
2501 | case scm_tc7_string: | |
b7f3516f | 2502 | scm_putc ('a', port); |
0f2d19dd JB |
2503 | break; |
2504 | case scm_tc7_byvect: | |
05c33d09 | 2505 | scm_putc ('y', port); |
0f2d19dd JB |
2506 | break; |
2507 | case scm_tc7_uvect: | |
b7f3516f | 2508 | scm_putc ('u', port); |
0f2d19dd JB |
2509 | break; |
2510 | case scm_tc7_ivect: | |
b7f3516f | 2511 | scm_putc ('e', port); |
0f2d19dd JB |
2512 | break; |
2513 | case scm_tc7_svect: | |
05c33d09 | 2514 | scm_putc ('h', port); |
0f2d19dd | 2515 | break; |
2a5cd898 | 2516 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 2517 | case scm_tc7_llvect: |
5c11cc9d | 2518 | scm_putc ('l', port); |
0f2d19dd JB |
2519 | break; |
2520 | #endif | |
0f2d19dd | 2521 | case scm_tc7_fvect: |
b7f3516f | 2522 | scm_putc ('s', port); |
0f2d19dd | 2523 | break; |
0f2d19dd | 2524 | case scm_tc7_dvect: |
b7f3516f | 2525 | scm_putc ('i', port); |
0f2d19dd JB |
2526 | break; |
2527 | case scm_tc7_cvect: | |
b7f3516f | 2528 | scm_putc ('c', port); |
0f2d19dd | 2529 | break; |
0f2d19dd | 2530 | } |
b7f3516f | 2531 | scm_putc ('(', port); |
9882ea19 | 2532 | rapr1 (exp, base, 0, port, pstate); |
b7f3516f | 2533 | scm_putc (')', port); |
0f2d19dd JB |
2534 | return 1; |
2535 | } | |
2536 | ||
3b3b36dd | 2537 | SCM_DEFINE (scm_array_prototype, "array-prototype", 1, 0, 0, |
1bbd0b84 | 2538 | (SCM ra), |
1e6808ea MG |
2539 | "Return an object that would produce an array of the same type\n" |
2540 | "as @var{array}, if used as the @var{prototype} for\n" | |
b380b885 | 2541 | "@code{make-uniform-array}.") |
1bbd0b84 | 2542 | #define FUNC_NAME s_scm_array_prototype |
0f2d19dd JB |
2543 | { |
2544 | int enclosed = 0; | |
2545 | SCM_ASRTGO (SCM_NIMP (ra), badarg); | |
2546 | loop: | |
74014c46 | 2547 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
2548 | { |
2549 | default: | |
276dd677 | 2550 | badarg:SCM_WRONG_TYPE_ARG (1, ra); |
0f2d19dd JB |
2551 | case scm_tc7_smob: |
2552 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg); | |
2553 | if (enclosed++) | |
2554 | return SCM_UNSPECIFIED; | |
2555 | ra = SCM_ARRAY_V (ra); | |
2556 | goto loop; | |
2557 | case scm_tc7_vector: | |
95f5b0f5 | 2558 | case scm_tc7_wvect: |
0f2d19dd JB |
2559 | return SCM_EOL; |
2560 | case scm_tc7_bvect: | |
2561 | return SCM_BOOL_T; | |
2562 | case scm_tc7_string: | |
7866a09b | 2563 | return SCM_MAKE_CHAR ('a'); |
0f2d19dd | 2564 | case scm_tc7_byvect: |
7866a09b | 2565 | return SCM_MAKE_CHAR ('\0'); |
0f2d19dd JB |
2566 | case scm_tc7_uvect: |
2567 | return SCM_MAKINUM (1L); | |
2568 | case scm_tc7_ivect: | |
2569 | return SCM_MAKINUM (-1L); | |
2570 | case scm_tc7_svect: | |
38ae064c | 2571 | return scm_str2symbol ("s"); |
2a5cd898 | 2572 | #if SCM_SIZEOF_LONG_LONG != 0 |
0f2d19dd | 2573 | case scm_tc7_llvect: |
38ae064c | 2574 | return scm_str2symbol ("l"); |
0f2d19dd | 2575 | #endif |
0f2d19dd | 2576 | case scm_tc7_fvect: |
bc86da5d | 2577 | return scm_make_real (1.0); |
0f2d19dd | 2578 | case scm_tc7_dvect: |
bc86da5d | 2579 | return scm_make_real (1.0 / 3.0); |
0f2d19dd | 2580 | case scm_tc7_cvect: |
bc86da5d | 2581 | return scm_make_complex (0.0, 1.0); |
0f2d19dd JB |
2582 | } |
2583 | } | |
1bbd0b84 | 2584 | #undef FUNC_NAME |
0f2d19dd | 2585 | |
1cc91f1b | 2586 | |
0f2d19dd | 2587 | static SCM |
e841c3e0 | 2588 | array_mark (SCM ptr) |
0f2d19dd | 2589 | { |
0f2d19dd JB |
2590 | return SCM_ARRAY_V (ptr); |
2591 | } | |
2592 | ||
1cc91f1b | 2593 | |
1be6b49c | 2594 | static size_t |
e841c3e0 | 2595 | array_free (SCM ptr) |
0f2d19dd | 2596 | { |
4c9419ac MV |
2597 | scm_gc_free (SCM_ARRAY_MEM (ptr), |
2598 | (sizeof (scm_t_array) | |
2599 | + SCM_ARRAY_NDIM (ptr) * sizeof (scm_t_array_dim)), | |
2600 | "array"); | |
2601 | return 0; | |
0f2d19dd JB |
2602 | } |
2603 | ||
0f2d19dd JB |
2604 | void |
2605 | scm_init_unif () | |
0f2d19dd | 2606 | { |
e841c3e0 KN |
2607 | scm_tc16_array = scm_make_smob_type ("array", 0); |
2608 | scm_set_smob_mark (scm_tc16_array, array_mark); | |
2609 | scm_set_smob_free (scm_tc16_array, array_free); | |
2610 | scm_set_smob_print (scm_tc16_array, scm_raprin1); | |
2611 | scm_set_smob_equalp (scm_tc16_array, scm_array_equal_p); | |
0f2d19dd | 2612 | scm_add_feature ("array"); |
a0599745 | 2613 | #include "libguile/unif.x" |
0f2d19dd | 2614 | } |
89e00824 ML |
2615 | |
2616 | /* | |
2617 | Local Variables: | |
2618 | c-file-style: "gnu" | |
2619 | End: | |
2620 | */ |