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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 | ||
52 | #include <stdio.h> | |
e6e2e95a | 53 | #include <errno.h> |
783e7774 | 54 | #include <string.h> |
e6e2e95a | 55 | |
a0599745 MD |
56 | #include "libguile/_scm.h" |
57 | #include "libguile/chars.h" | |
58 | #include "libguile/eval.h" | |
59 | #include "libguile/fports.h" | |
60 | #include "libguile/smob.h" | |
61 | #include "libguile/strop.h" | |
62 | #include "libguile/feature.h" | |
63 | #include "libguile/root.h" | |
64 | #include "libguile/strings.h" | |
65 | #include "libguile/vectors.h" | |
66 | ||
67 | #include "libguile/validate.h" | |
68 | #include "libguile/unif.h" | |
69 | #include "libguile/ramap.h" | |
0f2d19dd | 70 | |
3d8d56df GH |
71 | #ifdef HAVE_UNISTD_H |
72 | #include <unistd.h> | |
73 | #endif | |
74 | ||
7beabedb MG |
75 | #ifdef HAVE_IO_H |
76 | #include <io.h> | |
77 | #endif | |
78 | ||
0f2d19dd JB |
79 | \f |
80 | /* The set of uniform scm_vector types is: | |
81 | * Vector of: Called: | |
82 | * unsigned char string | |
83 | * char byvect | |
84 | * boolean bvect | |
a515d287 MD |
85 | * signed long ivect |
86 | * unsigned long uvect | |
0f2d19dd JB |
87 | * float fvect |
88 | * double dvect | |
89 | * complex double cvect | |
90 | * short svect | |
5c11cc9d | 91 | * long long llvect |
0f2d19dd JB |
92 | */ |
93 | ||
92c2555f | 94 | scm_t_bits scm_tc16_array; |
0f2d19dd | 95 | |
afe5177e GH |
96 | /* return the size of an element in a uniform array or 0 if type not |
97 | found. */ | |
1be6b49c | 98 | size_t |
afe5177e | 99 | scm_uniform_element_size (SCM obj) |
0f2d19dd | 100 | { |
1be6b49c | 101 | size_t result; |
0f2d19dd | 102 | |
afe5177e | 103 | switch (SCM_TYP7 (obj)) |
0f2d19dd | 104 | { |
0f2d19dd | 105 | case scm_tc7_bvect: |
0f2d19dd JB |
106 | case scm_tc7_uvect: |
107 | case scm_tc7_ivect: | |
afe5177e | 108 | result = sizeof (long); |
0f2d19dd | 109 | break; |
afe5177e | 110 | |
0f2d19dd | 111 | case scm_tc7_byvect: |
afe5177e | 112 | result = sizeof (char); |
0f2d19dd JB |
113 | break; |
114 | ||
115 | case scm_tc7_svect: | |
afe5177e | 116 | result = sizeof (short); |
0f2d19dd | 117 | break; |
afe5177e | 118 | |
5c11cc9d | 119 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 120 | case scm_tc7_llvect: |
1be6b49c | 121 | result = sizeof (long long); |
0f2d19dd JB |
122 | break; |
123 | #endif | |
124 | ||
0f2d19dd | 125 | case scm_tc7_fvect: |
afe5177e | 126 | result = sizeof (float); |
0f2d19dd | 127 | break; |
afe5177e | 128 | |
0f2d19dd | 129 | case scm_tc7_dvect: |
afe5177e | 130 | result = sizeof (double); |
0f2d19dd | 131 | break; |
afe5177e | 132 | |
0f2d19dd | 133 | case scm_tc7_cvect: |
afe5177e | 134 | result = 2 * sizeof (double); |
0f2d19dd | 135 | break; |
afe5177e GH |
136 | |
137 | default: | |
138 | result = 0; | |
0f2d19dd | 139 | } |
afe5177e | 140 | return result; |
0f2d19dd JB |
141 | } |
142 | ||
bc86da5d MD |
143 | /* Silly function used not to modify the semantics of the silly |
144 | * prototype system in order to be backward compatible. | |
145 | */ | |
146 | static int | |
147 | singp (SCM obj) | |
0f2d19dd | 148 | { |
bc86da5d MD |
149 | if (!SCM_SLOPPY_REALP (obj)) |
150 | return 0; | |
151 | else | |
152 | { | |
153 | double x = SCM_REAL_VALUE (obj); | |
154 | float fx = x; | |
155 | return (- SCM_FLTMAX < x) && (x < SCM_FLTMAX) && (fx == x); | |
156 | } | |
0f2d19dd | 157 | } |
1cc91f1b | 158 | |
0f2d19dd | 159 | SCM |
c014a02e | 160 | scm_make_uve (long k, SCM prot) |
a3a32939 | 161 | #define FUNC_NAME "scm_make_uve" |
0f2d19dd JB |
162 | { |
163 | SCM v; | |
c014a02e | 164 | long i, type; |
a3a32939 | 165 | |
9a09deb1 | 166 | if (SCM_EQ_P (prot, SCM_BOOL_T)) |
0f2d19dd | 167 | { |
93778877 DH |
168 | SCM_NEWCELL (v); |
169 | if (k > 0) | |
170 | { | |
c014a02e ML |
171 | SCM_ASSERT_RANGE (1, scm_long2num (k), k <= SCM_BITVECTOR_MAX_LENGTH); |
172 | i = sizeof (long) * ((k + SCM_LONG_BIT - 1) / SCM_LONG_BIT); | |
6a0476fd | 173 | SCM_SET_BITVECTOR_BASE (v, (char *) scm_must_malloc (i, "vector")); |
93778877 DH |
174 | SCM_SET_BITVECTOR_LENGTH (v, k); |
175 | } | |
176 | else | |
177 | { | |
6a0476fd | 178 | SCM_SET_BITVECTOR_BASE (v, 0); |
93778877 DH |
179 | SCM_SET_BITVECTOR_LENGTH (v, 0); |
180 | } | |
181 | return v; | |
0f2d19dd | 182 | } |
4260a7fc | 183 | else if (SCM_CHARP (prot) && (SCM_CHAR (prot) == '\0')) |
0f2d19dd | 184 | { |
c014a02e | 185 | i = sizeof (char) * k; |
0f2d19dd | 186 | type = scm_tc7_byvect; |
5b9eb8ae | 187 | } |
7866a09b | 188 | else if (SCM_CHARP (prot)) |
0f2d19dd | 189 | { |
c014a02e | 190 | i = sizeof (char) * k; |
be54b15d | 191 | return scm_allocate_string (i); |
0f2d19dd JB |
192 | } |
193 | else if (SCM_INUMP (prot)) | |
194 | { | |
c014a02e | 195 | i = sizeof (long) * k; |
0f2d19dd JB |
196 | if (SCM_INUM (prot) > 0) |
197 | type = scm_tc7_uvect; | |
198 | else | |
199 | type = scm_tc7_ivect; | |
200 | } | |
74014c46 | 201 | else if (SCM_SYMBOLP (prot) && (1 == SCM_SYMBOL_LENGTH (prot))) |
0f2d19dd JB |
202 | { |
203 | char s; | |
204 | ||
86c991c2 | 205 | s = SCM_SYMBOL_CHARS (prot)[0]; |
0f2d19dd JB |
206 | if (s == 's') |
207 | { | |
c014a02e | 208 | i = sizeof (short) * k; |
0f2d19dd JB |
209 | type = scm_tc7_svect; |
210 | } | |
5c11cc9d | 211 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
212 | else if (s == 'l') |
213 | { | |
c014a02e | 214 | i = sizeof (long long) * k; |
0f2d19dd JB |
215 | type = scm_tc7_llvect; |
216 | } | |
217 | #endif | |
218 | else | |
219 | { | |
00ffa0e7 | 220 | return scm_c_make_vector (k, SCM_UNDEFINED); |
0f2d19dd JB |
221 | } |
222 | } | |
5b9eb8ae | 223 | else if (!SCM_INEXACTP (prot)) |
0f2d19dd | 224 | /* Huge non-unif vectors are NOT supported. */ |
5c11cc9d | 225 | /* no special scm_vector */ |
00ffa0e7 | 226 | return scm_c_make_vector (k, SCM_UNDEFINED); |
bc86da5d | 227 | else if (singp (prot)) |
0f2d19dd | 228 | { |
c014a02e | 229 | i = sizeof (float) * k; |
0f2d19dd JB |
230 | type = scm_tc7_fvect; |
231 | } | |
eb42e2f0 | 232 | else if (SCM_COMPLEXP (prot)) |
0f2d19dd | 233 | { |
c014a02e | 234 | i = 2 * sizeof (double) * k; |
0f2d19dd JB |
235 | type = scm_tc7_cvect; |
236 | } | |
237 | else | |
238 | { | |
c014a02e | 239 | i = sizeof (double) * k; |
0f2d19dd JB |
240 | type = scm_tc7_dvect; |
241 | } | |
0f2d19dd | 242 | |
c014a02e | 243 | SCM_ASSERT_RANGE (1, scm_long2num (k), k <= SCM_UVECTOR_MAX_LENGTH); |
5b9eb8ae | 244 | |
0f2d19dd JB |
245 | SCM_NEWCELL (v); |
246 | SCM_DEFER_INTS; | |
6a0476fd | 247 | SCM_SET_UVECTOR_BASE (v, (char *) scm_must_malloc (i ? i : 1, "vector")); |
93778877 | 248 | SCM_SET_UVECTOR_LENGTH (v, k, type); |
0f2d19dd JB |
249 | SCM_ALLOW_INTS; |
250 | return v; | |
251 | } | |
a3a32939 DH |
252 | #undef FUNC_NAME |
253 | ||
0f2d19dd | 254 | |
3b3b36dd | 255 | SCM_DEFINE (scm_uniform_vector_length, "uniform-vector-length", 1, 0, 0, |
1e6808ea MG |
256 | (SCM v), |
257 | "Return the number of elements in @var{uve}.") | |
1bbd0b84 | 258 | #define FUNC_NAME s_scm_uniform_vector_length |
0f2d19dd JB |
259 | { |
260 | SCM_ASRTGO (SCM_NIMP (v), badarg1); | |
74014c46 | 261 | switch SCM_TYP7 (v) |
0f2d19dd JB |
262 | { |
263 | default: | |
276dd677 | 264 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
74014c46 DH |
265 | case scm_tc7_vector: |
266 | case scm_tc7_wvect: | |
267 | return SCM_MAKINUM (SCM_VECTOR_LENGTH (v)); | |
0f2d19dd | 268 | case scm_tc7_string: |
74014c46 DH |
269 | return SCM_MAKINUM (SCM_STRING_LENGTH (v)); |
270 | case scm_tc7_bvect: | |
271 | return SCM_MAKINUM (SCM_BITVECTOR_LENGTH (v)); | |
0f2d19dd JB |
272 | case scm_tc7_byvect: |
273 | case scm_tc7_uvect: | |
274 | case scm_tc7_ivect: | |
275 | case scm_tc7_fvect: | |
276 | case scm_tc7_dvect: | |
277 | case scm_tc7_cvect: | |
0f2d19dd | 278 | case scm_tc7_svect: |
5c11cc9d | 279 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
280 | case scm_tc7_llvect: |
281 | #endif | |
74014c46 | 282 | return SCM_MAKINUM (SCM_UVECTOR_LENGTH (v)); |
0f2d19dd JB |
283 | } |
284 | } | |
1bbd0b84 | 285 | #undef FUNC_NAME |
0f2d19dd | 286 | |
3b3b36dd | 287 | SCM_DEFINE (scm_array_p, "array?", 1, 1, 0, |
1bbd0b84 | 288 | (SCM v, SCM prot), |
1e6808ea MG |
289 | "Return @code{#t} if the @var{obj} is an array, and @code{#f} if\n" |
290 | "not. The @var{prototype} argument is used with uniform arrays\n" | |
291 | "and is described elsewhere.") | |
1bbd0b84 | 292 | #define FUNC_NAME s_scm_array_p |
0f2d19dd JB |
293 | { |
294 | int nprot; | |
295 | int enclosed; | |
296 | nprot = SCM_UNBNDP (prot); | |
297 | enclosed = 0; | |
298 | if (SCM_IMP (v)) | |
299 | return SCM_BOOL_F; | |
c209c88e GB |
300 | |
301 | while (SCM_TYP7 (v) == scm_tc7_smob) | |
0f2d19dd | 302 | { |
0f2d19dd JB |
303 | if (!SCM_ARRAYP (v)) |
304 | return SCM_BOOL_F; | |
305 | if (nprot) | |
306 | return SCM_BOOL_T; | |
307 | if (enclosed++) | |
308 | return SCM_BOOL_F; | |
309 | v = SCM_ARRAY_V (v); | |
c209c88e GB |
310 | } |
311 | if (nprot) | |
312 | return SCM_BOOL(nprot); | |
313 | else | |
314 | { | |
315 | int protp = 0; | |
316 | ||
317 | switch (SCM_TYP7 (v)) | |
318 | { | |
319 | case scm_tc7_bvect: | |
9a09deb1 | 320 | protp = (SCM_EQ_P (prot, SCM_BOOL_T)); |
c209c88e | 321 | case scm_tc7_string: |
4260a7fc | 322 | protp = SCM_CHARP(prot) && (SCM_CHAR (prot) != '\0'); |
c209c88e | 323 | case scm_tc7_byvect: |
4260a7fc | 324 | protp = SCM_EQ_P (prot, SCM_MAKE_CHAR ('\0')); |
c209c88e GB |
325 | case scm_tc7_uvect: |
326 | protp = SCM_INUMP(prot) && SCM_INUM(prot)>0; | |
327 | case scm_tc7_ivect: | |
328 | protp = SCM_INUMP(prot) && SCM_INUM(prot)<=0; | |
329 | ||
330 | case scm_tc7_svect: | |
331 | protp = SCM_SYMBOLP (prot) | |
74014c46 | 332 | && (1 == SCM_SYMBOL_LENGTH (prot)) |
86c991c2 | 333 | && ('s' == SCM_SYMBOL_CHARS (prot)[0]); |
5c11cc9d | 334 | #ifdef HAVE_LONG_LONGS |
c209c88e GB |
335 | case scm_tc7_llvect: |
336 | protp = SCM_SYMBOLP (prot) | |
74014c46 | 337 | && (1 == SCM_SYMBOL_LENGTH (prot)) |
86c991c2 | 338 | && ('s' == SCM_SYMBOL_CHARS (prot)[0]); |
0f2d19dd | 339 | #endif |
c209c88e | 340 | case scm_tc7_fvect: |
bc86da5d | 341 | protp = singp (prot); |
c209c88e GB |
342 | case scm_tc7_dvect: |
343 | protp = SCM_REALP(prot); | |
344 | case scm_tc7_cvect: | |
eb42e2f0 | 345 | protp = SCM_COMPLEXP(prot); |
c209c88e GB |
346 | case scm_tc7_vector: |
347 | case scm_tc7_wvect: | |
348 | protp = SCM_NULLP(prot); | |
349 | default: | |
350 | /* no default */ | |
351 | ; | |
352 | } | |
353 | return SCM_BOOL(protp); | |
0f2d19dd | 354 | } |
0f2d19dd | 355 | } |
1bbd0b84 | 356 | #undef FUNC_NAME |
0f2d19dd JB |
357 | |
358 | ||
3b3b36dd | 359 | SCM_DEFINE (scm_array_rank, "array-rank", 1, 0, 0, |
1bbd0b84 | 360 | (SCM ra), |
1e6808ea MG |
361 | "Return the number of dimensions of @var{obj}. If @var{obj} is\n" |
362 | "not an array, @code{0} is returned.") | |
1bbd0b84 | 363 | #define FUNC_NAME s_scm_array_rank |
0f2d19dd JB |
364 | { |
365 | if (SCM_IMP (ra)) | |
1bbd0b84 | 366 | return SCM_INUM0; |
0f2d19dd JB |
367 | switch (SCM_TYP7 (ra)) |
368 | { | |
369 | default: | |
370 | return SCM_INUM0; | |
371 | case scm_tc7_string: | |
372 | case scm_tc7_vector: | |
95f5b0f5 | 373 | case scm_tc7_wvect: |
0f2d19dd JB |
374 | case scm_tc7_byvect: |
375 | case scm_tc7_uvect: | |
376 | case scm_tc7_ivect: | |
377 | case scm_tc7_fvect: | |
378 | case scm_tc7_cvect: | |
379 | case scm_tc7_dvect: | |
5c11cc9d | 380 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
381 | case scm_tc7_llvect: |
382 | #endif | |
383 | case scm_tc7_svect: | |
384 | return SCM_MAKINUM (1L); | |
385 | case scm_tc7_smob: | |
386 | if (SCM_ARRAYP (ra)) | |
387 | return SCM_MAKINUM (SCM_ARRAY_NDIM (ra)); | |
388 | return SCM_INUM0; | |
389 | } | |
390 | } | |
1bbd0b84 | 391 | #undef FUNC_NAME |
0f2d19dd JB |
392 | |
393 | ||
3b3b36dd | 394 | SCM_DEFINE (scm_array_dimensions, "array-dimensions", 1, 0, 0, |
1bbd0b84 | 395 | (SCM ra), |
b380b885 MD |
396 | "@code{Array-dimensions} is similar to @code{array-shape} but replaces\n" |
397 | "elements with a @code{0} minimum with one greater than the maximum. So:\n" | |
1e6808ea | 398 | "@lisp\n" |
b380b885 | 399 | "(array-dimensions (make-array 'foo '(-1 3) 5)) @result{} ((-1 3) 5)\n" |
1e6808ea | 400 | "@end lisp") |
1bbd0b84 | 401 | #define FUNC_NAME s_scm_array_dimensions |
0f2d19dd JB |
402 | { |
403 | SCM res = SCM_EOL; | |
1be6b49c | 404 | size_t k; |
92c2555f | 405 | scm_t_array_dim *s; |
0f2d19dd | 406 | if (SCM_IMP (ra)) |
1bbd0b84 | 407 | return SCM_BOOL_F; |
0f2d19dd JB |
408 | switch (SCM_TYP7 (ra)) |
409 | { | |
410 | default: | |
411 | return SCM_BOOL_F; | |
412 | case scm_tc7_string: | |
413 | case scm_tc7_vector: | |
95f5b0f5 | 414 | case scm_tc7_wvect: |
0f2d19dd JB |
415 | case scm_tc7_bvect: |
416 | case scm_tc7_byvect: | |
417 | case scm_tc7_uvect: | |
418 | case scm_tc7_ivect: | |
419 | case scm_tc7_fvect: | |
420 | case scm_tc7_cvect: | |
421 | case scm_tc7_dvect: | |
422 | case scm_tc7_svect: | |
5c11cc9d | 423 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
424 | case scm_tc7_llvect: |
425 | #endif | |
74014c46 | 426 | return scm_cons (scm_uniform_vector_length (ra), SCM_EOL); |
0f2d19dd JB |
427 | case scm_tc7_smob: |
428 | if (!SCM_ARRAYP (ra)) | |
429 | return SCM_BOOL_F; | |
430 | k = SCM_ARRAY_NDIM (ra); | |
431 | s = SCM_ARRAY_DIMS (ra); | |
432 | while (k--) | |
e2d37336 MD |
433 | res = scm_cons (s[k].lbnd |
434 | ? scm_cons2 (SCM_MAKINUM (s[k].lbnd), | |
435 | SCM_MAKINUM (s[k].ubnd), | |
436 | SCM_EOL) | |
437 | : SCM_MAKINUM (1 + s[k].ubnd), | |
438 | res); | |
0f2d19dd JB |
439 | return res; |
440 | } | |
441 | } | |
1bbd0b84 | 442 | #undef FUNC_NAME |
0f2d19dd JB |
443 | |
444 | ||
e2d37336 MD |
445 | SCM_DEFINE (scm_shared_array_root, "shared-array-root", 1, 0, 0, |
446 | (SCM ra), | |
447 | "Return the root vector of a shared array.") | |
448 | #define FUNC_NAME s_scm_shared_array_root | |
449 | { | |
450 | SCM_ASSERT (SCM_ARRAYP (ra), ra, SCM_ARG1, FUNC_NAME); | |
451 | return SCM_ARRAY_V (ra); | |
452 | } | |
453 | #undef FUNC_NAME | |
454 | ||
455 | ||
456 | SCM_DEFINE (scm_shared_array_offset, "shared-array-offset", 1, 0, 0, | |
457 | (SCM ra), | |
458 | "Return the root vector index of the first element in the array.") | |
459 | #define FUNC_NAME s_scm_shared_array_offset | |
460 | { | |
461 | SCM_ASSERT (SCM_ARRAYP (ra), ra, SCM_ARG1, FUNC_NAME); | |
462 | return SCM_MAKINUM (SCM_ARRAY_BASE (ra)); | |
463 | } | |
464 | #undef FUNC_NAME | |
465 | ||
466 | ||
467 | SCM_DEFINE (scm_shared_array_increments, "shared-array-increments", 1, 0, 0, | |
468 | (SCM ra), | |
469 | "For each dimension, return the distance between elements in the root vector.") | |
470 | #define FUNC_NAME s_scm_shared_array_increments | |
471 | { | |
472 | SCM res = SCM_EOL; | |
1be6b49c | 473 | size_t k; |
92c2555f | 474 | scm_t_array_dim *s; |
e2d37336 MD |
475 | SCM_ASSERT (SCM_ARRAYP (ra), ra, SCM_ARG1, FUNC_NAME); |
476 | k = SCM_ARRAY_NDIM (ra); | |
477 | s = SCM_ARRAY_DIMS (ra); | |
478 | while (k--) | |
479 | res = scm_cons (SCM_MAKINUM (s[k].inc), res); | |
480 | return res; | |
481 | } | |
482 | #undef FUNC_NAME | |
483 | ||
484 | ||
0f2d19dd JB |
485 | static char s_bad_ind[] = "Bad scm_array index"; |
486 | ||
1cc91f1b | 487 | |
c014a02e | 488 | long |
1bbd0b84 | 489 | scm_aind (SCM ra, SCM args, const char *what) |
b3fcac34 | 490 | #define FUNC_NAME what |
0f2d19dd JB |
491 | { |
492 | SCM ind; | |
c014a02e ML |
493 | register long j; |
494 | register unsigned long pos = SCM_ARRAY_BASE (ra); | |
495 | register unsigned long k = SCM_ARRAY_NDIM (ra); | |
92c2555f | 496 | scm_t_array_dim *s = SCM_ARRAY_DIMS (ra); |
0f2d19dd | 497 | if (SCM_INUMP (args)) |
0f2d19dd | 498 | { |
b3fcac34 DH |
499 | if (k != 1) |
500 | scm_error_num_args_subr (what); | |
0f2d19dd JB |
501 | return pos + (SCM_INUM (args) - s->lbnd) * (s->inc); |
502 | } | |
1be6b49c | 503 | while (k && !SCM_NULLP (args)) |
0f2d19dd JB |
504 | { |
505 | ind = SCM_CAR (args); | |
506 | args = SCM_CDR (args); | |
b3fcac34 DH |
507 | if (!SCM_INUMP (ind)) |
508 | scm_misc_error (what, s_bad_ind, SCM_EOL); | |
0f2d19dd | 509 | j = SCM_INUM (ind); |
685c0d71 DH |
510 | if (j < s->lbnd || j > s->ubnd) |
511 | scm_out_of_range (what, ind); | |
0f2d19dd JB |
512 | pos += (j - s->lbnd) * (s->inc); |
513 | k--; | |
514 | s++; | |
515 | } | |
b3fcac34 DH |
516 | if (k != 0 || !SCM_NULLP (args)) |
517 | scm_error_num_args_subr (what); | |
518 | ||
0f2d19dd JB |
519 | return pos; |
520 | } | |
b3fcac34 | 521 | #undef FUNC_NAME |
0f2d19dd | 522 | |
1cc91f1b | 523 | |
0f2d19dd | 524 | SCM |
1bbd0b84 | 525 | scm_make_ra (int ndim) |
0f2d19dd JB |
526 | { |
527 | SCM ra; | |
528 | SCM_NEWCELL (ra); | |
529 | SCM_DEFER_INTS; | |
92c2555f MV |
530 | SCM_NEWSMOB(ra, ((scm_t_bits) ndim << 17) + scm_tc16_array, |
531 | scm_must_malloc ((sizeof (scm_t_array) + | |
532 | ndim * sizeof (scm_t_array_dim)), | |
0f2d19dd | 533 | "array")); |
0f2d19dd JB |
534 | SCM_ARRAY_V (ra) = scm_nullvect; |
535 | SCM_ALLOW_INTS; | |
536 | return ra; | |
537 | } | |
538 | ||
539 | static char s_bad_spec[] = "Bad scm_array dimension"; | |
540 | /* Increments will still need to be set. */ | |
541 | ||
1cc91f1b | 542 | |
0f2d19dd | 543 | SCM |
1bbd0b84 | 544 | scm_shap2ra (SCM args, const char *what) |
0f2d19dd | 545 | { |
92c2555f | 546 | scm_t_array_dim *s; |
0f2d19dd JB |
547 | SCM ra, spec, sp; |
548 | int ndim = scm_ilength (args); | |
b3fcac34 DH |
549 | if (ndim < 0) |
550 | scm_misc_error (what, s_bad_spec, SCM_EOL); | |
551 | ||
0f2d19dd JB |
552 | ra = scm_make_ra (ndim); |
553 | SCM_ARRAY_BASE (ra) = 0; | |
554 | s = SCM_ARRAY_DIMS (ra); | |
a3a32939 | 555 | for (; !SCM_NULLP (args); s++, args = SCM_CDR (args)) |
0f2d19dd JB |
556 | { |
557 | spec = SCM_CAR (args); | |
a3a32939 | 558 | if (SCM_INUMP (spec)) |
0f2d19dd | 559 | { |
b3fcac34 DH |
560 | if (SCM_INUM (spec) < 0) |
561 | scm_misc_error (what, s_bad_spec, SCM_EOL); | |
0f2d19dd JB |
562 | s->lbnd = 0; |
563 | s->ubnd = SCM_INUM (spec) - 1; | |
564 | s->inc = 1; | |
565 | } | |
566 | else | |
567 | { | |
b3fcac34 DH |
568 | if (!SCM_CONSP (spec) || !SCM_INUMP (SCM_CAR (spec))) |
569 | scm_misc_error (what, s_bad_spec, SCM_EOL); | |
0f2d19dd JB |
570 | s->lbnd = SCM_INUM (SCM_CAR (spec)); |
571 | sp = SCM_CDR (spec); | |
b3fcac34 DH |
572 | if (!SCM_CONSP (sp) |
573 | || !SCM_INUMP (SCM_CAR (sp)) | |
574 | || !SCM_NULLP (SCM_CDR (sp))) | |
575 | scm_misc_error (what, s_bad_spec, SCM_EOL); | |
0f2d19dd JB |
576 | s->ubnd = SCM_INUM (SCM_CAR (sp)); |
577 | s->inc = 1; | |
578 | } | |
579 | } | |
580 | return ra; | |
581 | } | |
582 | ||
3b3b36dd | 583 | SCM_DEFINE (scm_dimensions_to_uniform_array, "dimensions->uniform-array", 2, 1, 0, |
1e6808ea | 584 | (SCM dims, SCM prot, SCM fill), |
b380b885 | 585 | "@deffnx primitive make-uniform-vector length prototype [fill]\n" |
1e6808ea MG |
586 | "Create and return a uniform array or vector of type\n" |
587 | "corresponding to @var{prototype} with dimensions @var{dims} or\n" | |
588 | "length @var{length}. If @var{fill} is supplied, it's used to\n" | |
589 | "fill the array, otherwise @var{prototype} is used.") | |
1bbd0b84 | 590 | #define FUNC_NAME s_scm_dimensions_to_uniform_array |
0f2d19dd | 591 | { |
1be6b49c | 592 | size_t k; |
c014a02e | 593 | unsigned long rlen = 1; |
92c2555f | 594 | scm_t_array_dim *s; |
0f2d19dd | 595 | SCM ra; |
1be6b49c | 596 | |
0f2d19dd | 597 | if (SCM_INUMP (dims)) |
cda139a7 | 598 | { |
5b9eb8ae | 599 | SCM answer = scm_make_uve (SCM_INUM (dims), prot); |
a3a32939 DH |
600 | if (!SCM_UNBNDP (fill)) |
601 | scm_array_fill_x (answer, fill); | |
602 | else if (SCM_SYMBOLP (prot)) | |
603 | scm_array_fill_x (answer, SCM_MAKINUM (0)); | |
604 | else | |
605 | scm_array_fill_x (answer, prot); | |
606 | return answer; | |
cda139a7 | 607 | } |
1be6b49c | 608 | |
0c95b57d GB |
609 | SCM_ASSERT (SCM_NULLP (dims) || SCM_CONSP (dims), |
610 | dims, SCM_ARG1, FUNC_NAME); | |
1bbd0b84 | 611 | ra = scm_shap2ra (dims, FUNC_NAME); |
e038c042 | 612 | SCM_SET_ARRAY_CONTIGUOUS_FLAG (ra); |
0f2d19dd JB |
613 | s = SCM_ARRAY_DIMS (ra); |
614 | k = SCM_ARRAY_NDIM (ra); | |
1be6b49c | 615 | |
0f2d19dd JB |
616 | while (k--) |
617 | { | |
a3a32939 DH |
618 | s[k].inc = rlen; |
619 | SCM_ASSERT_RANGE (1, dims, s[k].lbnd <= s[k].ubnd); | |
0f2d19dd | 620 | rlen = (s[k].ubnd - s[k].lbnd + 1) * s[k].inc; |
0f2d19dd | 621 | } |
a3a32939 | 622 | |
a3a32939 DH |
623 | SCM_ARRAY_V (ra) = scm_make_uve (rlen, prot); |
624 | ||
5c11cc9d | 625 | if (!SCM_UNBNDP (fill)) |
a3a32939 | 626 | scm_array_fill_x (ra, fill); |
0c95b57d | 627 | else if (SCM_SYMBOLP (prot)) |
0f2d19dd JB |
628 | scm_array_fill_x (ra, SCM_MAKINUM (0)); |
629 | else | |
630 | scm_array_fill_x (ra, prot); | |
a3a32939 | 631 | |
0f2d19dd | 632 | if (1 == SCM_ARRAY_NDIM (ra) && 0 == SCM_ARRAY_BASE (ra)) |
c014a02e | 633 | if (s->ubnd < s->lbnd || (0 == s->lbnd && 1 == s->inc)) |
0f2d19dd JB |
634 | return SCM_ARRAY_V (ra); |
635 | return ra; | |
636 | } | |
1bbd0b84 | 637 | #undef FUNC_NAME |
0f2d19dd | 638 | |
1cc91f1b | 639 | |
0f2d19dd | 640 | void |
1bbd0b84 | 641 | scm_ra_set_contp (SCM ra) |
0f2d19dd | 642 | { |
1be6b49c | 643 | size_t k = SCM_ARRAY_NDIM (ra); |
0f2d19dd | 644 | if (k) |
0f2d19dd | 645 | { |
c014a02e | 646 | long inc = SCM_ARRAY_DIMS (ra)[k - 1].inc; |
fe0c6dae | 647 | while (k--) |
0f2d19dd | 648 | { |
fe0c6dae JB |
649 | if (inc != SCM_ARRAY_DIMS (ra)[k].inc) |
650 | { | |
e038c042 | 651 | SCM_CLR_ARRAY_CONTIGUOUS_FLAG (ra); |
fe0c6dae JB |
652 | return; |
653 | } | |
654 | inc *= (SCM_ARRAY_DIMS (ra)[k].ubnd | |
655 | - SCM_ARRAY_DIMS (ra)[k].lbnd + 1); | |
0f2d19dd | 656 | } |
0f2d19dd | 657 | } |
e038c042 | 658 | SCM_SET_ARRAY_CONTIGUOUS_FLAG (ra); |
0f2d19dd JB |
659 | } |
660 | ||
661 | ||
3b3b36dd | 662 | SCM_DEFINE (scm_make_shared_array, "make-shared-array", 2, 0, 1, |
1bbd0b84 | 663 | (SCM oldra, SCM mapfunc, SCM dims), |
b380b885 MD |
664 | "@code{make-shared-array} can be used to create shared subarrays of other\n" |
665 | "arrays. The @var{mapper} is a function that translates coordinates in\n" | |
666 | "the new array into coordinates in the old array. A @var{mapper} must be\n" | |
667 | "linear, and its range must stay within the bounds of the old array, but\n" | |
668 | "it can be otherwise arbitrary. A simple example:\n" | |
1e6808ea | 669 | "@lisp\n" |
b380b885 MD |
670 | "(define fred (make-array #f 8 8))\n" |
671 | "(define freds-diagonal\n" | |
672 | " (make-shared-array fred (lambda (i) (list i i)) 8))\n" | |
673 | "(array-set! freds-diagonal 'foo 3)\n" | |
674 | "(array-ref fred 3 3) @result{} foo\n" | |
675 | "(define freds-center\n" | |
676 | " (make-shared-array fred (lambda (i j) (list (+ 3 i) (+ 3 j))) 2 2))\n" | |
677 | "(array-ref freds-center 0 0) @result{} foo\n" | |
1e6808ea | 678 | "@end lisp") |
1bbd0b84 | 679 | #define FUNC_NAME s_scm_make_shared_array |
0f2d19dd JB |
680 | { |
681 | SCM ra; | |
682 | SCM inds, indptr; | |
683 | SCM imap; | |
c014a02e ML |
684 | size_t k, i; |
685 | long old_min, new_min, old_max, new_max; | |
92c2555f | 686 | scm_t_array_dim *s; |
b3fcac34 DH |
687 | |
688 | SCM_VALIDATE_REST_ARGUMENT (dims); | |
3b3b36dd GB |
689 | SCM_VALIDATE_ARRAY (1,oldra); |
690 | SCM_VALIDATE_PROC (2,mapfunc); | |
1bbd0b84 | 691 | ra = scm_shap2ra (dims, FUNC_NAME); |
0f2d19dd JB |
692 | if (SCM_ARRAYP (oldra)) |
693 | { | |
694 | SCM_ARRAY_V (ra) = SCM_ARRAY_V (oldra); | |
695 | old_min = old_max = SCM_ARRAY_BASE (oldra); | |
696 | s = SCM_ARRAY_DIMS (oldra); | |
697 | k = SCM_ARRAY_NDIM (oldra); | |
698 | while (k--) | |
699 | { | |
700 | if (s[k].inc > 0) | |
701 | old_max += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
702 | else | |
703 | old_min += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
704 | } | |
705 | } | |
706 | else | |
707 | { | |
708 | SCM_ARRAY_V (ra) = oldra; | |
709 | old_min = 0; | |
74014c46 | 710 | old_max = SCM_INUM (scm_uniform_vector_length (oldra)) - 1; |
0f2d19dd JB |
711 | } |
712 | inds = SCM_EOL; | |
713 | s = SCM_ARRAY_DIMS (ra); | |
714 | for (k = 0; k < SCM_ARRAY_NDIM (ra); k++) | |
715 | { | |
716 | inds = scm_cons (SCM_MAKINUM (s[k].lbnd), inds); | |
717 | if (s[k].ubnd < s[k].lbnd) | |
718 | { | |
719 | if (1 == SCM_ARRAY_NDIM (ra)) | |
720 | ra = scm_make_uve (0L, scm_array_prototype (ra)); | |
721 | else | |
722 | SCM_ARRAY_V (ra) = scm_make_uve (0L, scm_array_prototype (ra)); | |
723 | return ra; | |
724 | } | |
725 | } | |
fdc28395 | 726 | imap = scm_apply_0 (mapfunc, scm_reverse (inds)); |
0f2d19dd | 727 | if (SCM_ARRAYP (oldra)) |
c014a02e | 728 | i = (size_t) scm_aind (oldra, imap, FUNC_NAME); |
0f2d19dd JB |
729 | else |
730 | { | |
731 | if (SCM_NINUMP (imap)) | |
732 | ||
733 | { | |
b3fcac34 DH |
734 | if (scm_ilength (imap) != 1 || !SCM_INUMP (SCM_CAR (imap))) |
735 | SCM_MISC_ERROR (s_bad_ind, SCM_EOL); | |
0f2d19dd JB |
736 | imap = SCM_CAR (imap); |
737 | } | |
738 | i = SCM_INUM (imap); | |
739 | } | |
740 | SCM_ARRAY_BASE (ra) = new_min = new_max = i; | |
741 | indptr = inds; | |
742 | k = SCM_ARRAY_NDIM (ra); | |
743 | while (k--) | |
744 | { | |
745 | if (s[k].ubnd > s[k].lbnd) | |
746 | { | |
898a256f | 747 | SCM_SETCAR (indptr, SCM_MAKINUM (SCM_INUM (SCM_CAR (indptr)) + 1)); |
fdc28395 | 748 | imap = scm_apply_0 (mapfunc, scm_reverse (inds)); |
0f2d19dd JB |
749 | if (SCM_ARRAYP (oldra)) |
750 | ||
1bbd0b84 | 751 | s[k].inc = scm_aind (oldra, imap, FUNC_NAME) - i; |
0f2d19dd JB |
752 | else |
753 | { | |
754 | if (SCM_NINUMP (imap)) | |
0f2d19dd | 755 | { |
b3fcac34 DH |
756 | if (scm_ilength (imap) != 1 || !SCM_INUMP (SCM_CAR (imap))) |
757 | SCM_MISC_ERROR (s_bad_ind, SCM_EOL); | |
0f2d19dd JB |
758 | imap = SCM_CAR (imap); |
759 | } | |
760 | s[k].inc = (long) SCM_INUM (imap) - i; | |
761 | } | |
762 | i += s[k].inc; | |
763 | if (s[k].inc > 0) | |
764 | new_max += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
765 | else | |
766 | new_min += (s[k].ubnd - s[k].lbnd) * s[k].inc; | |
767 | } | |
768 | else | |
769 | s[k].inc = new_max - new_min + 1; /* contiguous by default */ | |
770 | indptr = SCM_CDR (indptr); | |
771 | } | |
b3fcac34 DH |
772 | if (old_min > new_min || old_max < new_max) |
773 | SCM_MISC_ERROR ("mapping out of range", SCM_EOL); | |
0f2d19dd JB |
774 | if (1 == SCM_ARRAY_NDIM (ra) && 0 == SCM_ARRAY_BASE (ra)) |
775 | { | |
74014c46 | 776 | SCM v = SCM_ARRAY_V (ra); |
c014a02e | 777 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (v)); |
74014c46 DH |
778 | if (1 == s->inc && 0 == s->lbnd && length == 1 + s->ubnd) |
779 | return v; | |
0f2d19dd JB |
780 | if (s->ubnd < s->lbnd) |
781 | return scm_make_uve (0L, scm_array_prototype (ra)); | |
782 | } | |
783 | scm_ra_set_contp (ra); | |
784 | return ra; | |
785 | } | |
1bbd0b84 | 786 | #undef FUNC_NAME |
0f2d19dd JB |
787 | |
788 | ||
789 | /* args are RA . DIMS */ | |
af45e3b0 DH |
790 | SCM_DEFINE (scm_transpose_array, "transpose-array", 1, 0, 1, |
791 | (SCM ra, SCM args), | |
1e6808ea MG |
792 | "Return an array sharing contents with @var{array}, but with\n" |
793 | "dimensions arranged in a different order. There must be one\n" | |
794 | "@var{dim} argument for each dimension of @var{array}.\n" | |
795 | "@var{dim0}, @var{dim1}, @dots{} should be integers between 0\n" | |
796 | "and the rank of the array to be returned. Each integer in that\n" | |
797 | "range must appear at least once in the argument list.\n" | |
798 | "\n" | |
799 | "The values of @var{dim0}, @var{dim1}, @dots{} correspond to\n" | |
800 | "dimensions in the array to be returned, their positions in the\n" | |
801 | "argument list to dimensions of @var{array}. Several @var{dim}s\n" | |
802 | "may have the same value, in which case the returned array will\n" | |
803 | "have smaller rank than @var{array}.\n" | |
804 | "\n" | |
805 | "@lisp\n" | |
b380b885 MD |
806 | "(transpose-array '#2((a b) (c d)) 1 0) @result{} #2((a c) (b d))\n" |
807 | "(transpose-array '#2((a b) (c d)) 0 0) @result{} #1(a d)\n" | |
808 | "(transpose-array '#3(((a b c) (d e f)) ((1 2 3) (4 5 6))) 1 1 0) @result{}\n" | |
809 | " #2((a 4) (b 5) (c 6))\n" | |
1e6808ea | 810 | "@end lisp") |
1bbd0b84 | 811 | #define FUNC_NAME s_scm_transpose_array |
0f2d19dd | 812 | { |
af45e3b0 | 813 | SCM res, vargs, *ve = &vargs; |
92c2555f | 814 | scm_t_array_dim *s, *r; |
0f2d19dd | 815 | int ndim, i, k; |
af45e3b0 | 816 | |
b3fcac34 | 817 | SCM_VALIDATE_REST_ARGUMENT (args); |
1bbd0b84 | 818 | SCM_ASSERT (SCM_NIMP (ra), ra, SCM_ARG1, FUNC_NAME); |
f5bf2977 | 819 | switch (SCM_TYP7 (ra)) |
0f2d19dd JB |
820 | { |
821 | default: | |
276dd677 | 822 | badarg:SCM_WRONG_TYPE_ARG (1, ra); |
0f2d19dd JB |
823 | case scm_tc7_bvect: |
824 | case scm_tc7_string: | |
825 | case scm_tc7_byvect: | |
826 | case scm_tc7_uvect: | |
827 | case scm_tc7_ivect: | |
828 | case scm_tc7_fvect: | |
829 | case scm_tc7_dvect: | |
830 | case scm_tc7_cvect: | |
831 | case scm_tc7_svect: | |
5c11cc9d | 832 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
833 | case scm_tc7_llvect: |
834 | #endif | |
b3fcac34 DH |
835 | if (SCM_NULLP (args) || !SCM_NULLP (SCM_CDR (args))) |
836 | SCM_WRONG_NUM_ARGS (); | |
837 | SCM_VALIDATE_INUM (SCM_ARG2, SCM_CAR (args)); | |
685c0d71 DH |
838 | SCM_ASSERT_RANGE (SCM_ARG2, SCM_CAR (args), |
839 | SCM_EQ_P (SCM_INUM0, SCM_CAR (args))); | |
0f2d19dd JB |
840 | return ra; |
841 | case scm_tc7_smob: | |
842 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg); | |
843 | vargs = scm_vector (args); | |
b3fcac34 DH |
844 | if (SCM_VECTOR_LENGTH (vargs) != SCM_ARRAY_NDIM (ra)) |
845 | SCM_WRONG_NUM_ARGS (); | |
846 | ve = SCM_VELTS (vargs); | |
0f2d19dd JB |
847 | ndim = 0; |
848 | for (k = 0; k < SCM_ARRAY_NDIM (ra); k++) | |
849 | { | |
20a54673 | 850 | SCM_ASSERT (SCM_INUMP (ve[k]), ve[k], (SCM_ARG2 + k), |
1bbd0b84 | 851 | FUNC_NAME); |
0f2d19dd | 852 | i = SCM_INUM (ve[k]); |
685c0d71 DH |
853 | if (i < 0 || i >= SCM_ARRAY_NDIM (ra)) |
854 | scm_out_of_range (FUNC_NAME, ve[k]); | |
0f2d19dd JB |
855 | if (ndim < i) |
856 | ndim = i; | |
857 | } | |
858 | ndim++; | |
859 | res = scm_make_ra (ndim); | |
860 | SCM_ARRAY_V (res) = SCM_ARRAY_V (ra); | |
861 | SCM_ARRAY_BASE (res) = SCM_ARRAY_BASE (ra); | |
862 | for (k = ndim; k--;) | |
863 | { | |
864 | SCM_ARRAY_DIMS (res)[k].lbnd = 0; | |
865 | SCM_ARRAY_DIMS (res)[k].ubnd = -1; | |
866 | } | |
867 | for (k = SCM_ARRAY_NDIM (ra); k--;) | |
868 | { | |
869 | i = SCM_INUM (ve[k]); | |
870 | s = &(SCM_ARRAY_DIMS (ra)[k]); | |
871 | r = &(SCM_ARRAY_DIMS (res)[i]); | |
872 | if (r->ubnd < r->lbnd) | |
873 | { | |
874 | r->lbnd = s->lbnd; | |
875 | r->ubnd = s->ubnd; | |
876 | r->inc = s->inc; | |
877 | ndim--; | |
878 | } | |
879 | else | |
880 | { | |
881 | if (r->ubnd > s->ubnd) | |
882 | r->ubnd = s->ubnd; | |
883 | if (r->lbnd < s->lbnd) | |
884 | { | |
885 | SCM_ARRAY_BASE (res) += (s->lbnd - r->lbnd) * r->inc; | |
886 | r->lbnd = s->lbnd; | |
887 | } | |
888 | r->inc += s->inc; | |
889 | } | |
890 | } | |
b3fcac34 DH |
891 | if (ndim > 0) |
892 | SCM_MISC_ERROR ("bad argument list", SCM_EOL); | |
0f2d19dd JB |
893 | scm_ra_set_contp (res); |
894 | return res; | |
895 | } | |
896 | } | |
1bbd0b84 | 897 | #undef FUNC_NAME |
0f2d19dd JB |
898 | |
899 | /* args are RA . AXES */ | |
af45e3b0 DH |
900 | SCM_DEFINE (scm_enclose_array, "enclose-array", 1, 0, 1, |
901 | (SCM ra, SCM axes), | |
b380b885 MD |
902 | "@var{dim0}, @var{dim1} @dots{} should be nonnegative integers less than\n" |
903 | "the rank of @var{array}. @var{enclose-array} returns an array\n" | |
904 | "resembling an array of shared arrays. The dimensions of each shared\n" | |
905 | "array are the same as the @var{dim}th dimensions of the original array,\n" | |
906 | "the dimensions of the outer array are the same as those of the original\n" | |
907 | "array that did not match a @var{dim}.\n\n" | |
908 | "An enclosed array is not a general Scheme array. Its elements may not\n" | |
909 | "be set using @code{array-set!}. Two references to the same element of\n" | |
910 | "an enclosed array will be @code{equal?} but will not in general be\n" | |
911 | "@code{eq?}. The value returned by @var{array-prototype} when given an\n" | |
912 | "enclosed array is unspecified.\n\n" | |
913 | "examples:\n" | |
1e6808ea | 914 | "@lisp\n" |
b380b885 MD |
915 | "(enclose-array '#3(((a b c) (d e f)) ((1 2 3) (4 5 6))) 1) @result{}\n" |
916 | " #<enclosed-array (#1(a d) #1(b e) #1(c f)) (#1(1 4) #1(2 5) #1(3 6))>\n\n" | |
917 | "(enclose-array '#3(((a b c) (d e f)) ((1 2 3) (4 5 6))) 1 0) @result{}\n" | |
918 | " #<enclosed-array #2((a 1) (d 4)) #2((b 2) (e 5)) #2((c 3) (f 6))>\n" | |
1e6808ea | 919 | "@end lisp") |
1bbd0b84 | 920 | #define FUNC_NAME s_scm_enclose_array |
0f2d19dd | 921 | { |
af45e3b0 | 922 | SCM axv, res, ra_inr; |
92c2555f | 923 | scm_t_array_dim vdim, *s = &vdim; |
0f2d19dd | 924 | int ndim, j, k, ninr, noutr; |
af45e3b0 | 925 | |
b3fcac34 | 926 | SCM_VALIDATE_REST_ARGUMENT (axes); |
0f2d19dd | 927 | if (SCM_NULLP (axes)) |
0f2d19dd JB |
928 | axes = scm_cons ((SCM_ARRAYP (ra) ? SCM_MAKINUM (SCM_ARRAY_NDIM (ra) - 1) : SCM_INUM0), SCM_EOL); |
929 | ninr = scm_ilength (axes); | |
b3fcac34 DH |
930 | if (ninr < 0) |
931 | SCM_WRONG_NUM_ARGS (); | |
0f2d19dd JB |
932 | ra_inr = scm_make_ra (ninr); |
933 | SCM_ASRTGO (SCM_NIMP (ra), badarg1); | |
74014c46 | 934 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
935 | { |
936 | default: | |
276dd677 | 937 | badarg1:SCM_WRONG_TYPE_ARG (1, ra); |
0f2d19dd JB |
938 | case scm_tc7_string: |
939 | case scm_tc7_bvect: | |
940 | case scm_tc7_byvect: | |
941 | case scm_tc7_uvect: | |
942 | case scm_tc7_ivect: | |
943 | case scm_tc7_fvect: | |
944 | case scm_tc7_dvect: | |
945 | case scm_tc7_cvect: | |
946 | case scm_tc7_vector: | |
95f5b0f5 | 947 | case scm_tc7_wvect: |
0f2d19dd | 948 | case scm_tc7_svect: |
5c11cc9d | 949 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
950 | case scm_tc7_llvect: |
951 | #endif | |
952 | s->lbnd = 0; | |
74014c46 | 953 | s->ubnd = SCM_INUM (scm_uniform_vector_length (ra)) - 1; |
0f2d19dd JB |
954 | s->inc = 1; |
955 | SCM_ARRAY_V (ra_inr) = ra; | |
956 | SCM_ARRAY_BASE (ra_inr) = 0; | |
957 | ndim = 1; | |
958 | break; | |
959 | case scm_tc7_smob: | |
960 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg1); | |
961 | s = SCM_ARRAY_DIMS (ra); | |
962 | SCM_ARRAY_V (ra_inr) = SCM_ARRAY_V (ra); | |
963 | SCM_ARRAY_BASE (ra_inr) = SCM_ARRAY_BASE (ra); | |
964 | ndim = SCM_ARRAY_NDIM (ra); | |
965 | break; | |
966 | } | |
967 | noutr = ndim - ninr; | |
b3fcac34 DH |
968 | if (noutr < 0) |
969 | SCM_WRONG_NUM_ARGS (); | |
7866a09b | 970 | axv = scm_make_string (SCM_MAKINUM (ndim), SCM_MAKE_CHAR (0)); |
0f2d19dd JB |
971 | res = scm_make_ra (noutr); |
972 | SCM_ARRAY_BASE (res) = SCM_ARRAY_BASE (ra_inr); | |
973 | SCM_ARRAY_V (res) = ra_inr; | |
974 | for (k = 0; k < ninr; k++, axes = SCM_CDR (axes)) | |
975 | { | |
b3fcac34 DH |
976 | if (!SCM_INUMP (SCM_CAR (axes))) |
977 | SCM_MISC_ERROR ("bad axis", SCM_EOL); | |
0f2d19dd JB |
978 | j = SCM_INUM (SCM_CAR (axes)); |
979 | SCM_ARRAY_DIMS (ra_inr)[k].lbnd = s[j].lbnd; | |
980 | SCM_ARRAY_DIMS (ra_inr)[k].ubnd = s[j].ubnd; | |
981 | SCM_ARRAY_DIMS (ra_inr)[k].inc = s[j].inc; | |
405aaef9 | 982 | SCM_STRING_CHARS (axv)[j] = 1; |
0f2d19dd JB |
983 | } |
984 | for (j = 0, k = 0; k < noutr; k++, j++) | |
985 | { | |
405aaef9 | 986 | while (SCM_STRING_CHARS (axv)[j]) |
0f2d19dd JB |
987 | j++; |
988 | SCM_ARRAY_DIMS (res)[k].lbnd = s[j].lbnd; | |
989 | SCM_ARRAY_DIMS (res)[k].ubnd = s[j].ubnd; | |
990 | SCM_ARRAY_DIMS (res)[k].inc = s[j].inc; | |
991 | } | |
992 | scm_ra_set_contp (ra_inr); | |
993 | scm_ra_set_contp (res); | |
994 | return res; | |
995 | } | |
1bbd0b84 | 996 | #undef FUNC_NAME |
0f2d19dd JB |
997 | |
998 | ||
999 | ||
af45e3b0 DH |
1000 | SCM_DEFINE (scm_array_in_bounds_p, "array-in-bounds?", 1, 0, 1, |
1001 | (SCM v, SCM args), | |
1e6808ea MG |
1002 | "Return @code{#t} if its arguments would be acceptable to\n" |
1003 | "@code{array-ref}.") | |
1bbd0b84 | 1004 | #define FUNC_NAME s_scm_array_in_bounds_p |
0f2d19dd | 1005 | { |
af45e3b0 | 1006 | SCM ind = SCM_EOL; |
c014a02e | 1007 | long pos = 0; |
1be6b49c | 1008 | register size_t k; |
c014a02e | 1009 | register long j; |
92c2555f | 1010 | scm_t_array_dim *s; |
af45e3b0 | 1011 | |
b3fcac34 | 1012 | SCM_VALIDATE_REST_ARGUMENT (args); |
0f2d19dd JB |
1013 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
1014 | if (SCM_NIMP (args)) | |
1015 | ||
1016 | { | |
1017 | ind = SCM_CAR (args); | |
1018 | args = SCM_CDR (args); | |
1bbd0b84 | 1019 | SCM_ASSERT (SCM_INUMP (ind), ind, SCM_ARG2, FUNC_NAME); |
0f2d19dd JB |
1020 | pos = SCM_INUM (ind); |
1021 | } | |
1022 | tail: | |
74014c46 | 1023 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1024 | { |
1025 | default: | |
276dd677 | 1026 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
b3fcac34 | 1027 | wna: SCM_WRONG_NUM_ARGS (); |
0f2d19dd JB |
1028 | case scm_tc7_smob: |
1029 | k = SCM_ARRAY_NDIM (v); | |
1030 | s = SCM_ARRAY_DIMS (v); | |
1031 | pos = SCM_ARRAY_BASE (v); | |
1032 | if (!k) | |
1033 | { | |
1034 | SCM_ASRTGO (SCM_NULLP (ind), wna); | |
1035 | ind = SCM_INUM0; | |
1036 | } | |
1037 | else | |
1038 | while (!0) | |
1039 | { | |
1040 | j = SCM_INUM (ind); | |
1041 | if (!(j >= (s->lbnd) && j <= (s->ubnd))) | |
1042 | { | |
1043 | SCM_ASRTGO (--k == scm_ilength (args), wna); | |
1044 | return SCM_BOOL_F; | |
1045 | } | |
1046 | pos += (j - s->lbnd) * (s->inc); | |
1047 | if (!(--k && SCM_NIMP (args))) | |
1048 | break; | |
1049 | ind = SCM_CAR (args); | |
1050 | args = SCM_CDR (args); | |
1051 | s++; | |
b3fcac34 DH |
1052 | if (!SCM_INUMP (ind)) |
1053 | SCM_MISC_ERROR (s_bad_ind, SCM_EOL); | |
0f2d19dd JB |
1054 | } |
1055 | SCM_ASRTGO (0 == k, wna); | |
1056 | v = SCM_ARRAY_V (v); | |
1057 | goto tail; | |
1058 | case scm_tc7_bvect: | |
1059 | case scm_tc7_string: | |
1060 | case scm_tc7_byvect: | |
1061 | case scm_tc7_uvect: | |
1062 | case scm_tc7_ivect: | |
1063 | case scm_tc7_fvect: | |
1064 | case scm_tc7_dvect: | |
1065 | case scm_tc7_cvect: | |
1066 | case scm_tc7_svect: | |
5c11cc9d | 1067 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
1068 | case scm_tc7_llvect: |
1069 | #endif | |
1070 | case scm_tc7_vector: | |
95f5b0f5 | 1071 | case scm_tc7_wvect: |
74014c46 | 1072 | { |
c014a02e | 1073 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (v)); |
74014c46 DH |
1074 | SCM_ASRTGO (SCM_NULLP (args) && SCM_INUMP (ind), wna); |
1075 | return SCM_BOOL(pos >= 0 && pos < length); | |
1076 | } | |
0f2d19dd JB |
1077 | } |
1078 | } | |
1bbd0b84 | 1079 | #undef FUNC_NAME |
0f2d19dd JB |
1080 | |
1081 | ||
1bbd0b84 | 1082 | SCM_REGISTER_PROC(s_array_ref, "array-ref", 1, 0, 1, scm_uniform_vector_ref); |
1cc91f1b | 1083 | |
1bbd0b84 | 1084 | |
3b3b36dd | 1085 | SCM_DEFINE (scm_uniform_vector_ref, "uniform-vector-ref", 2, 0, 0, |
1bbd0b84 | 1086 | (SCM v, SCM args), |
ec57ce2e | 1087 | "@deffnx primitive array-ref v . args\n" |
1e6808ea MG |
1088 | "Return the element at the @code{(index1, index2)} element in\n" |
1089 | "@var{array}.") | |
1bbd0b84 | 1090 | #define FUNC_NAME s_scm_uniform_vector_ref |
0f2d19dd | 1091 | { |
c014a02e | 1092 | long pos; |
0f2d19dd | 1093 | |
35de7ebe | 1094 | if (SCM_IMP (v)) |
0f2d19dd JB |
1095 | { |
1096 | SCM_ASRTGO (SCM_NULLP (args), badarg); | |
1097 | return v; | |
1098 | } | |
1099 | else if (SCM_ARRAYP (v)) | |
0f2d19dd | 1100 | { |
1bbd0b84 | 1101 | pos = scm_aind (v, args, FUNC_NAME); |
0f2d19dd JB |
1102 | v = SCM_ARRAY_V (v); |
1103 | } | |
1104 | else | |
1105 | { | |
c014a02e | 1106 | unsigned long int length; |
0f2d19dd | 1107 | if (SCM_NIMP (args)) |
0f2d19dd | 1108 | { |
1bbd0b84 | 1109 | SCM_ASSERT (SCM_CONSP (args) && SCM_INUMP (SCM_CAR (args)), args, SCM_ARG2, FUNC_NAME); |
0f2d19dd JB |
1110 | pos = SCM_INUM (SCM_CAR (args)); |
1111 | SCM_ASRTGO (SCM_NULLP (SCM_CDR (args)), wna); | |
1112 | } | |
1113 | else | |
1114 | { | |
3b3b36dd | 1115 | SCM_VALIDATE_INUM (2,args); |
0f2d19dd JB |
1116 | pos = SCM_INUM (args); |
1117 | } | |
74014c46 DH |
1118 | length = SCM_INUM (scm_uniform_vector_length (v)); |
1119 | SCM_ASRTGO (pos >= 0 && pos < length, outrng); | |
0f2d19dd | 1120 | } |
74014c46 | 1121 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1122 | { |
1123 | default: | |
1124 | if (SCM_NULLP (args)) | |
1125 | return v; | |
35de7ebe | 1126 | badarg: |
276dd677 DH |
1127 | SCM_WRONG_TYPE_ARG (1, v); |
1128 | /* not reached */ | |
c209c88e GB |
1129 | |
1130 | outrng: | |
1131 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (pos)); | |
1132 | wna: | |
b3fcac34 | 1133 | SCM_WRONG_NUM_ARGS (); |
0f2d19dd JB |
1134 | case scm_tc7_smob: |
1135 | { /* enclosed */ | |
1136 | int k = SCM_ARRAY_NDIM (v); | |
1137 | SCM res = scm_make_ra (k); | |
1138 | SCM_ARRAY_V (res) = SCM_ARRAY_V (v); | |
1139 | SCM_ARRAY_BASE (res) = pos; | |
1140 | while (k--) | |
1141 | { | |
1142 | SCM_ARRAY_DIMS (res)[k].lbnd = SCM_ARRAY_DIMS (v)[k].lbnd; | |
1143 | SCM_ARRAY_DIMS (res)[k].ubnd = SCM_ARRAY_DIMS (v)[k].ubnd; | |
1144 | SCM_ARRAY_DIMS (res)[k].inc = SCM_ARRAY_DIMS (v)[k].inc; | |
1145 | } | |
1146 | return res; | |
1147 | } | |
1148 | case scm_tc7_bvect: | |
c209c88e | 1149 | if (SCM_BITVEC_REF (v, pos)) |
0f2d19dd JB |
1150 | return SCM_BOOL_T; |
1151 | else | |
1152 | return SCM_BOOL_F; | |
1153 | case scm_tc7_string: | |
322ac0c5 | 1154 | return SCM_MAKE_CHAR (SCM_STRING_UCHARS (v)[pos]); |
0f2d19dd | 1155 | case scm_tc7_byvect: |
405aaef9 | 1156 | return SCM_MAKINUM (((char *) SCM_UVECTOR_BASE (v))[pos]); |
0f2d19dd | 1157 | case scm_tc7_uvect: |
fee7ef83 | 1158 | return scm_ulong2num (((unsigned long *) SCM_VELTS (v))[pos]); |
0f2d19dd | 1159 | case scm_tc7_ivect: |
1be6b49c | 1160 | return scm_long2num (((signed long *) SCM_VELTS (v))[pos]); |
0f2d19dd JB |
1161 | |
1162 | case scm_tc7_svect: | |
4260a7fc | 1163 | return SCM_MAKINUM (((short *) SCM_CELL_WORD_1 (v))[pos]); |
5c11cc9d | 1164 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 1165 | case scm_tc7_llvect: |
1be6b49c | 1166 | return scm_long_long2num (((long long *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd JB |
1167 | #endif |
1168 | ||
0f2d19dd | 1169 | case scm_tc7_fvect: |
4260a7fc | 1170 | return scm_make_real (((float *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1171 | case scm_tc7_dvect: |
4260a7fc | 1172 | return scm_make_real (((double *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1173 | case scm_tc7_cvect: |
4260a7fc DH |
1174 | return scm_make_complex (((double *) SCM_CELL_WORD_1 (v))[2 * pos], |
1175 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1]); | |
0f2d19dd | 1176 | case scm_tc7_vector: |
95f5b0f5 | 1177 | case scm_tc7_wvect: |
0f2d19dd JB |
1178 | return SCM_VELTS (v)[pos]; |
1179 | } | |
1180 | } | |
1bbd0b84 | 1181 | #undef FUNC_NAME |
0f2d19dd JB |
1182 | |
1183 | /* Internal version of scm_uniform_vector_ref for uves that does no error checking and | |
1184 | tries to recycle conses. (Make *sure* you want them recycled.) */ | |
1cc91f1b | 1185 | |
0f2d19dd | 1186 | SCM |
c014a02e | 1187 | scm_cvref (SCM v, unsigned long pos, SCM last) |
db4b4ca6 | 1188 | #define FUNC_NAME "scm_cvref" |
0f2d19dd | 1189 | { |
5c11cc9d | 1190 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1191 | { |
1192 | default: | |
db4b4ca6 | 1193 | SCM_WRONG_TYPE_ARG (SCM_ARG1, v); |
0f2d19dd | 1194 | case scm_tc7_bvect: |
c209c88e | 1195 | if (SCM_BITVEC_REF(v,pos)) |
0f2d19dd JB |
1196 | return SCM_BOOL_T; |
1197 | else | |
1198 | return SCM_BOOL_F; | |
1199 | case scm_tc7_string: | |
322ac0c5 | 1200 | return SCM_MAKE_CHAR (SCM_STRING_UCHARS (v)[pos]); |
0f2d19dd | 1201 | case scm_tc7_byvect: |
405aaef9 | 1202 | return SCM_MAKINUM (((char *) SCM_UVECTOR_BASE (v))[pos]); |
0f2d19dd | 1203 | case scm_tc7_uvect: |
fee7ef83 | 1204 | return scm_ulong2num(((unsigned long *) SCM_VELTS (v))[pos]); |
0f2d19dd | 1205 | case scm_tc7_ivect: |
fee7ef83 | 1206 | return scm_long2num(((signed long *) SCM_VELTS (v))[pos]); |
0f2d19dd | 1207 | case scm_tc7_svect: |
4260a7fc | 1208 | return SCM_MAKINUM (((short *) SCM_CELL_WORD_1 (v))[pos]); |
5c11cc9d | 1209 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 1210 | case scm_tc7_llvect: |
1be6b49c | 1211 | return scm_long_long2num (((long long *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1212 | #endif |
0f2d19dd | 1213 | case scm_tc7_fvect: |
fee7ef83 | 1214 | if (SCM_NIMP (last) && !SCM_EQ_P (last, scm_flo0) && SCM_SLOPPY_REALP (last)) |
0f2d19dd | 1215 | { |
4260a7fc | 1216 | SCM_REAL_VALUE (last) = ((float *) SCM_CELL_WORD_1 (v))[pos]; |
0f2d19dd JB |
1217 | return last; |
1218 | } | |
4260a7fc | 1219 | return scm_make_real (((float *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1220 | case scm_tc7_dvect: |
fee7ef83 | 1221 | if (SCM_NIMP (last) && !SCM_EQ_P (last, scm_flo0) && SCM_SLOPPY_REALP (last)) |
0f2d19dd | 1222 | { |
4260a7fc | 1223 | SCM_REAL_VALUE (last) = ((double *) SCM_CELL_WORD_1 (v))[pos]; |
0f2d19dd JB |
1224 | return last; |
1225 | } | |
4260a7fc | 1226 | return scm_make_real (((double *) SCM_CELL_WORD_1 (v))[pos]); |
0f2d19dd | 1227 | case scm_tc7_cvect: |
bc86da5d | 1228 | if (SCM_NIMP (last) && SCM_SLOPPY_COMPLEXP (last)) |
0f2d19dd | 1229 | { |
4260a7fc DH |
1230 | SCM_COMPLEX_REAL (last) = ((double *) SCM_CELL_WORD_1 (v))[2 * pos]; |
1231 | SCM_COMPLEX_IMAG (last) = ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1]; | |
0f2d19dd JB |
1232 | return last; |
1233 | } | |
4260a7fc DH |
1234 | return scm_make_complex (((double *) SCM_CELL_WORD_1 (v))[2 * pos], |
1235 | ((double *) SCM_CELL_WORD_1 (v))[2 * pos + 1]); | |
0f2d19dd | 1236 | case scm_tc7_vector: |
95f5b0f5 | 1237 | case scm_tc7_wvect: |
0f2d19dd JB |
1238 | return SCM_VELTS (v)[pos]; |
1239 | case scm_tc7_smob: | |
1240 | { /* enclosed scm_array */ | |
1241 | int k = SCM_ARRAY_NDIM (v); | |
1242 | SCM res = scm_make_ra (k); | |
1243 | SCM_ARRAY_V (res) = SCM_ARRAY_V (v); | |
1244 | SCM_ARRAY_BASE (res) = pos; | |
1245 | while (k--) | |
1246 | { | |
1247 | SCM_ARRAY_DIMS (res)[k].ubnd = SCM_ARRAY_DIMS (v)[k].ubnd; | |
1248 | SCM_ARRAY_DIMS (res)[k].lbnd = SCM_ARRAY_DIMS (v)[k].lbnd; | |
1249 | SCM_ARRAY_DIMS (res)[k].inc = SCM_ARRAY_DIMS (v)[k].inc; | |
1250 | } | |
1251 | return res; | |
1252 | } | |
1253 | } | |
1254 | } | |
db4b4ca6 DH |
1255 | #undef FUNC_NAME |
1256 | ||
0f2d19dd | 1257 | |
1bbd0b84 GB |
1258 | SCM_REGISTER_PROC(s_uniform_array_set1_x, "uniform-array-set1!", 3, 0, 0, scm_array_set_x); |
1259 | ||
1cc91f1b | 1260 | |
0aa0871f GH |
1261 | /* Note that args may be a list or an immediate object, depending which |
1262 | PROC is used (and it's called from C too). */ | |
3b3b36dd | 1263 | SCM_DEFINE (scm_array_set_x, "array-set!", 2, 0, 1, |
1bbd0b84 | 1264 | (SCM v, SCM obj, SCM args), |
ec57ce2e | 1265 | "@deffnx primitive uniform-array-set1! v obj args\n" |
b380b885 MD |
1266 | "Sets the element at the @code{(index1, index2)} element in @var{array} to\n" |
1267 | "@var{new-value}. The value returned by array-set! is unspecified.") | |
1bbd0b84 | 1268 | #define FUNC_NAME s_scm_array_set_x |
0f2d19dd | 1269 | { |
c014a02e | 1270 | long pos = 0; |
b3fcac34 | 1271 | |
0f2d19dd JB |
1272 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
1273 | if (SCM_ARRAYP (v)) | |
0f2d19dd | 1274 | { |
1bbd0b84 | 1275 | pos = scm_aind (v, args, FUNC_NAME); |
0f2d19dd JB |
1276 | v = SCM_ARRAY_V (v); |
1277 | } | |
1278 | else | |
1279 | { | |
c014a02e | 1280 | unsigned long int length; |
9a97e362 | 1281 | if (SCM_CONSP (args)) |
0f2d19dd | 1282 | { |
9a97e362 | 1283 | SCM_ASSERT (SCM_INUMP (SCM_CAR (args)), args, SCM_ARG3, FUNC_NAME); |
0f2d19dd | 1284 | SCM_ASRTGO (SCM_NULLP (SCM_CDR (args)), wna); |
0aa0871f | 1285 | pos = SCM_INUM (SCM_CAR (args)); |
0f2d19dd JB |
1286 | } |
1287 | else | |
1288 | { | |
3b3b36dd | 1289 | SCM_VALIDATE_INUM_COPY (3,args,pos); |
0f2d19dd | 1290 | } |
74014c46 DH |
1291 | length = SCM_INUM (scm_uniform_vector_length (v)); |
1292 | SCM_ASRTGO (pos >= 0 && pos < length, outrng); | |
0f2d19dd JB |
1293 | } |
1294 | switch (SCM_TYP7 (v)) | |
1295 | { | |
35de7ebe | 1296 | default: badarg1: |
276dd677 DH |
1297 | SCM_WRONG_TYPE_ARG (1, v); |
1298 | /* not reached */ | |
c209c88e GB |
1299 | outrng: |
1300 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (pos)); | |
1301 | wna: | |
b3fcac34 | 1302 | SCM_WRONG_NUM_ARGS (); |
0f2d19dd JB |
1303 | case scm_tc7_smob: /* enclosed */ |
1304 | goto badarg1; | |
1305 | case scm_tc7_bvect: | |
4260a7fc | 1306 | if (SCM_FALSEP (obj)) |
c209c88e | 1307 | SCM_BITVEC_CLR(v,pos); |
9a09deb1 | 1308 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) |
c209c88e | 1309 | SCM_BITVEC_SET(v,pos); |
0f2d19dd | 1310 | else |
276dd677 | 1311 | badobj:SCM_WRONG_TYPE_ARG (2, obj); |
0f2d19dd JB |
1312 | break; |
1313 | case scm_tc7_string: | |
7866a09b | 1314 | SCM_ASRTGO (SCM_CHARP (obj), badobj); |
322ac0c5 | 1315 | SCM_STRING_UCHARS (v)[pos] = SCM_CHAR (obj); |
0f2d19dd JB |
1316 | break; |
1317 | case scm_tc7_byvect: | |
7866a09b GB |
1318 | if (SCM_CHARP (obj)) |
1319 | obj = SCM_MAKINUM ((char) SCM_CHAR (obj)); | |
0aa0871f | 1320 | SCM_ASRTGO (SCM_INUMP (obj), badobj); |
405aaef9 | 1321 | ((char *) SCM_UVECTOR_BASE (v))[pos] = SCM_INUM (obj); |
0f2d19dd | 1322 | break; |
1bbd0b84 | 1323 | case scm_tc7_uvect: |
729dbac3 DH |
1324 | ((unsigned long *) SCM_UVECTOR_BASE (v))[pos] |
1325 | = scm_num2ulong (obj, SCM_ARG2, FUNC_NAME); | |
c209c88e | 1326 | break; |
1bbd0b84 | 1327 | case scm_tc7_ivect: |
729dbac3 DH |
1328 | ((long *) SCM_UVECTOR_BASE (v))[pos] |
1329 | = scm_num2long (obj, SCM_ARG2, FUNC_NAME); | |
c209c88e | 1330 | break; |
0f2d19dd | 1331 | case scm_tc7_svect: |
0aa0871f | 1332 | SCM_ASRTGO (SCM_INUMP (obj), badobj); |
729dbac3 | 1333 | ((short *) SCM_UVECTOR_BASE (v))[pos] = SCM_INUM (obj); |
0f2d19dd | 1334 | break; |
5c11cc9d | 1335 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 1336 | case scm_tc7_llvect: |
729dbac3 DH |
1337 | ((long long *) SCM_UVECTOR_BASE (v))[pos] |
1338 | = scm_num2long_long (obj, SCM_ARG2, FUNC_NAME); | |
0f2d19dd JB |
1339 | break; |
1340 | #endif | |
0f2d19dd | 1341 | case scm_tc7_fvect: |
729dbac3 DH |
1342 | ((float *) SCM_UVECTOR_BASE (v))[pos] |
1343 | = (float) scm_num2dbl (obj, FUNC_NAME); | |
0f2d19dd | 1344 | break; |
0f2d19dd | 1345 | case scm_tc7_dvect: |
729dbac3 DH |
1346 | ((double *) SCM_UVECTOR_BASE (v))[pos] |
1347 | = scm_num2dbl (obj, FUNC_NAME); | |
0f2d19dd JB |
1348 | break; |
1349 | case scm_tc7_cvect: | |
eb42e2f0 DH |
1350 | SCM_ASRTGO (SCM_INEXACTP (obj), badobj); |
1351 | if (SCM_REALP (obj)) { | |
729dbac3 DH |
1352 | ((double *) SCM_UVECTOR_BASE (v))[2 * pos] = SCM_REAL_VALUE (obj); |
1353 | ((double *) SCM_UVECTOR_BASE (v))[2 * pos + 1] = 0.0; | |
eb42e2f0 | 1354 | } else { |
729dbac3 DH |
1355 | ((double *) SCM_UVECTOR_BASE (v))[2 * pos] = SCM_COMPLEX_REAL (obj); |
1356 | ((double *) SCM_UVECTOR_BASE (v))[2 * pos + 1] = SCM_COMPLEX_IMAG (obj); | |
eb42e2f0 | 1357 | } |
0f2d19dd | 1358 | break; |
0f2d19dd | 1359 | case scm_tc7_vector: |
95f5b0f5 | 1360 | case scm_tc7_wvect: |
0f2d19dd JB |
1361 | SCM_VELTS (v)[pos] = obj; |
1362 | break; | |
1363 | } | |
1364 | return SCM_UNSPECIFIED; | |
1365 | } | |
1bbd0b84 | 1366 | #undef FUNC_NAME |
0f2d19dd | 1367 | |
1d7bdb25 GH |
1368 | /* attempts to unroll an array into a one-dimensional array. |
1369 | returns the unrolled array or #f if it can't be done. */ | |
1bbd0b84 | 1370 | /* if strict is not SCM_UNDEFINED, return #f if returned array |
1d7bdb25 | 1371 | wouldn't have contiguous elements. */ |
3b3b36dd | 1372 | SCM_DEFINE (scm_array_contents, "array-contents", 1, 1, 0, |
1bbd0b84 | 1373 | (SCM ra, SCM strict), |
b380b885 MD |
1374 | "@deffnx primitive array-contents array strict\n" |
1375 | "If @var{array} may be @dfn{unrolled} into a one dimensional shared array\n" | |
1376 | "without changing their order (last subscript changing fastest), then\n" | |
1377 | "@code{array-contents} returns that shared array, otherwise it returns\n" | |
1378 | "@code{#f}. All arrays made by @var{make-array} and\n" | |
1379 | "@var{make-uniform-array} may be unrolled, some arrays made by\n" | |
1380 | "@var{make-shared-array} may not be.\n\n" | |
1381 | "If the optional argument @var{strict} is provided, a shared array will\n" | |
1382 | "be returned only if its elements are stored internally contiguous in\n" | |
1383 | "memory.") | |
1bbd0b84 | 1384 | #define FUNC_NAME s_scm_array_contents |
0f2d19dd JB |
1385 | { |
1386 | SCM sra; | |
1387 | if (SCM_IMP (ra)) | |
f3667f52 | 1388 | return SCM_BOOL_F; |
5c11cc9d | 1389 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
1390 | { |
1391 | default: | |
1392 | return SCM_BOOL_F; | |
1393 | case scm_tc7_vector: | |
95f5b0f5 | 1394 | case scm_tc7_wvect: |
0f2d19dd JB |
1395 | case scm_tc7_string: |
1396 | case scm_tc7_bvect: | |
1397 | case scm_tc7_byvect: | |
1398 | case scm_tc7_uvect: | |
1399 | case scm_tc7_ivect: | |
1400 | case scm_tc7_fvect: | |
1401 | case scm_tc7_dvect: | |
1402 | case scm_tc7_cvect: | |
1403 | case scm_tc7_svect: | |
5c11cc9d | 1404 | #ifdef HAVE_LONG_LONGS |
0f2d19dd JB |
1405 | case scm_tc7_llvect: |
1406 | #endif | |
1407 | return ra; | |
1408 | case scm_tc7_smob: | |
1409 | { | |
c014a02e | 1410 | size_t k, ndim = SCM_ARRAY_NDIM (ra), len = 1; |
0f2d19dd JB |
1411 | if (!SCM_ARRAYP (ra) || !SCM_ARRAY_CONTP (ra)) |
1412 | return SCM_BOOL_F; | |
1413 | for (k = 0; k < ndim; k++) | |
1414 | len *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1415 | if (!SCM_UNBNDP (strict)) | |
1416 | { | |
0f2d19dd JB |
1417 | if (ndim && (1 != SCM_ARRAY_DIMS (ra)[ndim - 1].inc)) |
1418 | return SCM_BOOL_F; | |
1419 | if (scm_tc7_bvect == SCM_TYP7 (SCM_ARRAY_V (ra))) | |
1420 | { | |
74014c46 | 1421 | if (len != SCM_BITVECTOR_LENGTH (SCM_ARRAY_V (ra)) || |
c014a02e ML |
1422 | SCM_ARRAY_BASE (ra) % SCM_LONG_BIT || |
1423 | len % SCM_LONG_BIT) | |
0f2d19dd JB |
1424 | return SCM_BOOL_F; |
1425 | } | |
1426 | } | |
74014c46 DH |
1427 | |
1428 | { | |
1429 | SCM v = SCM_ARRAY_V (ra); | |
c014a02e | 1430 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (v)); |
74014c46 DH |
1431 | if ((len == length) && 0 == SCM_ARRAY_BASE (ra) && SCM_ARRAY_DIMS (ra)->inc) |
1432 | return v; | |
1433 | } | |
1434 | ||
0f2d19dd JB |
1435 | sra = scm_make_ra (1); |
1436 | SCM_ARRAY_DIMS (sra)->lbnd = 0; | |
1437 | SCM_ARRAY_DIMS (sra)->ubnd = len - 1; | |
1438 | SCM_ARRAY_V (sra) = SCM_ARRAY_V (ra); | |
1439 | SCM_ARRAY_BASE (sra) = SCM_ARRAY_BASE (ra); | |
1440 | SCM_ARRAY_DIMS (sra)->inc = (ndim ? SCM_ARRAY_DIMS (ra)[ndim - 1].inc : 1); | |
1441 | return sra; | |
1442 | } | |
1443 | } | |
1444 | } | |
1bbd0b84 | 1445 | #undef FUNC_NAME |
0f2d19dd | 1446 | |
1cc91f1b | 1447 | |
0f2d19dd | 1448 | SCM |
6e8d25a6 | 1449 | scm_ra2contig (SCM ra, int copy) |
0f2d19dd JB |
1450 | { |
1451 | SCM ret; | |
c014a02e ML |
1452 | long inc = 1; |
1453 | size_t k, len = 1; | |
0f2d19dd JB |
1454 | for (k = SCM_ARRAY_NDIM (ra); k--;) |
1455 | len *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1456 | k = SCM_ARRAY_NDIM (ra); | |
1457 | if (SCM_ARRAY_CONTP (ra) && ((0 == k) || (1 == SCM_ARRAY_DIMS (ra)[k - 1].inc))) | |
1458 | { | |
74014c46 | 1459 | if (scm_tc7_bvect != SCM_TYP7 (SCM_ARRAY_V (ra))) |
0f2d19dd | 1460 | return ra; |
74014c46 | 1461 | if ((len == SCM_BITVECTOR_LENGTH (SCM_ARRAY_V (ra)) && |
c014a02e ML |
1462 | 0 == SCM_ARRAY_BASE (ra) % SCM_LONG_BIT && |
1463 | 0 == len % SCM_LONG_BIT)) | |
0f2d19dd JB |
1464 | return ra; |
1465 | } | |
1466 | ret = scm_make_ra (k); | |
1467 | SCM_ARRAY_BASE (ret) = 0; | |
1468 | while (k--) | |
1469 | { | |
1470 | SCM_ARRAY_DIMS (ret)[k].lbnd = SCM_ARRAY_DIMS (ra)[k].lbnd; | |
1471 | SCM_ARRAY_DIMS (ret)[k].ubnd = SCM_ARRAY_DIMS (ra)[k].ubnd; | |
1472 | SCM_ARRAY_DIMS (ret)[k].inc = inc; | |
1473 | inc *= SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1; | |
1474 | } | |
1475 | SCM_ARRAY_V (ret) = scm_make_uve ((inc - 1), scm_array_prototype (ra)); | |
1476 | if (copy) | |
1477 | scm_array_copy_x (ra, ret); | |
1478 | return ret; | |
1479 | } | |
1480 | ||
1481 | ||
1482 | ||
3b3b36dd | 1483 | SCM_DEFINE (scm_uniform_array_read_x, "uniform-array-read!", 1, 3, 0, |
1bbd0b84 | 1484 | (SCM ra, SCM port_or_fd, SCM start, SCM end), |
b380b885 MD |
1485 | "@deffnx primitive uniform-vector-read! uve [port-or-fdes] [start] [end]\n" |
1486 | "Attempts to read all elements of @var{ura}, in lexicographic order, as\n" | |
1487 | "binary objects from @var{port-or-fdes}.\n" | |
1488 | "If an end of file is encountered during\n" | |
1489 | "uniform-array-read! the objects up to that point only are put into @var{ura}\n" | |
1490 | "(starting at the beginning) and the remainder of the array is\n" | |
1491 | "unchanged.\n\n" | |
1492 | "The optional arguments @var{start} and @var{end} allow\n" | |
1493 | "a specified region of a vector (or linearized array) to be read,\n" | |
1494 | "leaving the remainder of the vector unchanged.\n\n" | |
1495 | "@code{uniform-array-read!} returns the number of objects read.\n" | |
1496 | "@var{port-or-fdes} may be omitted, in which case it defaults to the value\n" | |
1497 | "returned by @code{(current-input-port)}.") | |
1bbd0b84 | 1498 | #define FUNC_NAME s_scm_uniform_array_read_x |
0f2d19dd | 1499 | { |
35de7ebe | 1500 | SCM cra = SCM_UNDEFINED, v = ra; |
c014a02e ML |
1501 | long sz, vlen, ans; |
1502 | long cstart = 0; | |
1503 | long cend; | |
1504 | long offset = 0; | |
405aaef9 | 1505 | char *base; |
35de7ebe | 1506 | |
0f2d19dd | 1507 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
3d8d56df GH |
1508 | if (SCM_UNBNDP (port_or_fd)) |
1509 | port_or_fd = scm_cur_inp; | |
1510 | else | |
1511 | SCM_ASSERT (SCM_INUMP (port_or_fd) | |
0c95b57d | 1512 | || (SCM_OPINPORTP (port_or_fd)), |
1bbd0b84 | 1513 | port_or_fd, SCM_ARG2, FUNC_NAME); |
d245ce23 MD |
1514 | vlen = (SCM_TYP7 (v) == scm_tc7_smob |
1515 | ? 0 | |
1516 | : SCM_INUM (scm_uniform_vector_length (v))); | |
35de7ebe | 1517 | |
0f2d19dd | 1518 | loop: |
35de7ebe | 1519 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1520 | { |
1521 | default: | |
276dd677 | 1522 | badarg1:SCM_WRONG_TYPE_ARG (SCM_ARG1, v); |
0f2d19dd JB |
1523 | case scm_tc7_smob: |
1524 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
1525 | cra = scm_ra2contig (ra, 0); | |
1146b6cd | 1526 | cstart += SCM_ARRAY_BASE (cra); |
3d8d56df | 1527 | vlen = SCM_ARRAY_DIMS (cra)->inc * |
0f2d19dd JB |
1528 | (SCM_ARRAY_DIMS (cra)->ubnd - SCM_ARRAY_DIMS (cra)->lbnd + 1); |
1529 | v = SCM_ARRAY_V (cra); | |
1530 | goto loop; | |
1531 | case scm_tc7_string: | |
74014c46 | 1532 | base = SCM_STRING_CHARS (v); |
0f2d19dd JB |
1533 | sz = sizeof (char); |
1534 | break; | |
1535 | case scm_tc7_bvect: | |
74014c46 | 1536 | base = (char *) SCM_BITVECTOR_BASE (v); |
c014a02e ML |
1537 | vlen = (vlen + SCM_LONG_BIT - 1) / SCM_LONG_BIT; |
1538 | cstart /= SCM_LONG_BIT; | |
1539 | sz = sizeof (long); | |
74014c46 DH |
1540 | break; |
1541 | case scm_tc7_byvect: | |
1542 | base = (char *) SCM_UVECTOR_BASE (v); | |
1543 | sz = sizeof (char); | |
1544 | break; | |
0f2d19dd JB |
1545 | case scm_tc7_uvect: |
1546 | case scm_tc7_ivect: | |
74014c46 | 1547 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1548 | sz = sizeof (long); |
1549 | break; | |
1550 | case scm_tc7_svect: | |
74014c46 | 1551 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1552 | sz = sizeof (short); |
1553 | break; | |
5c11cc9d | 1554 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 1555 | case scm_tc7_llvect: |
74014c46 | 1556 | base = (char *) SCM_UVECTOR_BASE (v); |
1be6b49c | 1557 | sz = sizeof (long long); |
0f2d19dd JB |
1558 | break; |
1559 | #endif | |
0f2d19dd | 1560 | case scm_tc7_fvect: |
74014c46 | 1561 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1562 | sz = sizeof (float); |
1563 | break; | |
0f2d19dd | 1564 | case scm_tc7_dvect: |
74014c46 | 1565 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1566 | sz = sizeof (double); |
1567 | break; | |
1568 | case scm_tc7_cvect: | |
74014c46 | 1569 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1570 | sz = 2 * sizeof (double); |
1571 | break; | |
0f2d19dd | 1572 | } |
405aaef9 | 1573 | |
1146b6cd GH |
1574 | cend = vlen; |
1575 | if (!SCM_UNBNDP (start)) | |
3d8d56df | 1576 | { |
1146b6cd | 1577 | offset = |
c014a02e | 1578 | SCM_NUM2LONG (3, start); |
35de7ebe | 1579 | |
1146b6cd | 1580 | if (offset < 0 || offset >= cend) |
1bbd0b84 | 1581 | scm_out_of_range (FUNC_NAME, start); |
1146b6cd GH |
1582 | |
1583 | if (!SCM_UNBNDP (end)) | |
1584 | { | |
c014a02e ML |
1585 | long tend = |
1586 | SCM_NUM2LONG (4, end); | |
3d8d56df | 1587 | |
1146b6cd | 1588 | if (tend <= offset || tend > cend) |
1bbd0b84 | 1589 | scm_out_of_range (FUNC_NAME, end); |
1146b6cd GH |
1590 | cend = tend; |
1591 | } | |
0f2d19dd | 1592 | } |
35de7ebe | 1593 | |
3d8d56df GH |
1594 | if (SCM_NIMP (port_or_fd)) |
1595 | { | |
92c2555f | 1596 | scm_t_port *pt = SCM_PTAB_ENTRY (port_or_fd); |
6c951427 | 1597 | int remaining = (cend - offset) * sz; |
405aaef9 | 1598 | char *dest = base + (cstart + offset) * sz; |
6c951427 GH |
1599 | |
1600 | if (pt->rw_active == SCM_PORT_WRITE) | |
affc96b5 | 1601 | scm_flush (port_or_fd); |
6c951427 GH |
1602 | |
1603 | ans = cend - offset; | |
1604 | while (remaining > 0) | |
3d8d56df | 1605 | { |
6c951427 GH |
1606 | if (pt->read_pos < pt->read_end) |
1607 | { | |
1608 | int to_copy = min (pt->read_end - pt->read_pos, | |
1609 | remaining); | |
1610 | ||
1611 | memcpy (dest, pt->read_pos, to_copy); | |
1612 | pt->read_pos += to_copy; | |
1613 | remaining -= to_copy; | |
1614 | dest += to_copy; | |
1615 | } | |
1616 | else | |
1617 | { | |
affc96b5 | 1618 | if (scm_fill_input (port_or_fd) == EOF) |
6c951427 GH |
1619 | { |
1620 | if (remaining % sz != 0) | |
1621 | { | |
5d2d2ffc | 1622 | SCM_MISC_ERROR ("unexpected EOF", SCM_EOL); |
6c951427 GH |
1623 | } |
1624 | ans -= remaining / sz; | |
1625 | break; | |
1626 | } | |
6c951427 | 1627 | } |
3d8d56df | 1628 | } |
6c951427 GH |
1629 | |
1630 | if (pt->rw_random) | |
1631 | pt->rw_active = SCM_PORT_READ; | |
3d8d56df GH |
1632 | } |
1633 | else /* file descriptor. */ | |
1634 | { | |
1635 | SCM_SYSCALL (ans = read (SCM_INUM (port_or_fd), | |
405aaef9 | 1636 | base + (cstart + offset) * sz, |
1be6b49c | 1637 | (sz * (cend - offset)))); |
3d8d56df | 1638 | if (ans == -1) |
1bbd0b84 | 1639 | SCM_SYSERROR; |
3d8d56df | 1640 | } |
0f2d19dd | 1641 | if (SCM_TYP7 (v) == scm_tc7_bvect) |
c014a02e | 1642 | ans *= SCM_LONG_BIT; |
35de7ebe | 1643 | |
fee7ef83 | 1644 | if (!SCM_EQ_P (v, ra) && !SCM_EQ_P (cra, ra)) |
0f2d19dd | 1645 | scm_array_copy_x (cra, ra); |
35de7ebe | 1646 | |
0f2d19dd JB |
1647 | return SCM_MAKINUM (ans); |
1648 | } | |
1bbd0b84 | 1649 | #undef FUNC_NAME |
0f2d19dd | 1650 | |
3b3b36dd | 1651 | SCM_DEFINE (scm_uniform_array_write, "uniform-array-write", 1, 3, 0, |
1bbd0b84 | 1652 | (SCM v, SCM port_or_fd, SCM start, SCM end), |
b380b885 MD |
1653 | "@deffnx primitive uniform-vector-write uve [port-or-fdes] [start] [end]\n" |
1654 | "Writes all elements of @var{ura} as binary objects to\n" | |
1655 | "@var{port-or-fdes}.\n\n" | |
1656 | "The optional arguments @var{start}\n" | |
1657 | "and @var{end} allow\n" | |
1658 | "a specified region of a vector (or linearized array) to be written.\n\n" | |
1659 | "The number of objects actually written is returned. \n" | |
1660 | "@var{port-or-fdes} may be\n" | |
1661 | "omitted, in which case it defaults to the value returned by\n" | |
1662 | "@code{(current-output-port)}.") | |
1bbd0b84 | 1663 | #define FUNC_NAME s_scm_uniform_array_write |
0f2d19dd | 1664 | { |
c014a02e ML |
1665 | long sz, vlen, ans; |
1666 | long offset = 0; | |
1667 | long cstart = 0; | |
1668 | long cend; | |
405aaef9 | 1669 | char *base; |
3d8d56df | 1670 | |
78446828 MV |
1671 | port_or_fd = SCM_COERCE_OUTPORT (port_or_fd); |
1672 | ||
0f2d19dd | 1673 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
3d8d56df GH |
1674 | if (SCM_UNBNDP (port_or_fd)) |
1675 | port_or_fd = scm_cur_outp; | |
1676 | else | |
1677 | SCM_ASSERT (SCM_INUMP (port_or_fd) | |
0c95b57d | 1678 | || (SCM_OPOUTPORTP (port_or_fd)), |
1bbd0b84 | 1679 | port_or_fd, SCM_ARG2, FUNC_NAME); |
d245ce23 MD |
1680 | vlen = (SCM_TYP7 (v) == scm_tc7_smob |
1681 | ? 0 | |
1682 | : SCM_INUM (scm_uniform_vector_length (v))); | |
1683 | ||
0f2d19dd | 1684 | loop: |
3d8d56df | 1685 | switch SCM_TYP7 (v) |
0f2d19dd JB |
1686 | { |
1687 | default: | |
276dd677 | 1688 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
0f2d19dd JB |
1689 | case scm_tc7_smob: |
1690 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
1691 | v = scm_ra2contig (v, 1); | |
1146b6cd | 1692 | cstart = SCM_ARRAY_BASE (v); |
d245ce23 MD |
1693 | vlen = (SCM_ARRAY_DIMS (v)->inc |
1694 | * (SCM_ARRAY_DIMS (v)->ubnd - SCM_ARRAY_DIMS (v)->lbnd + 1)); | |
0f2d19dd JB |
1695 | v = SCM_ARRAY_V (v); |
1696 | goto loop; | |
0f2d19dd | 1697 | case scm_tc7_string: |
74014c46 | 1698 | base = SCM_STRING_CHARS (v); |
0f2d19dd JB |
1699 | sz = sizeof (char); |
1700 | break; | |
1701 | case scm_tc7_bvect: | |
74014c46 | 1702 | base = (char *) SCM_BITVECTOR_BASE (v); |
c014a02e ML |
1703 | vlen = (vlen + SCM_LONG_BIT - 1) / SCM_LONG_BIT; |
1704 | cstart /= SCM_LONG_BIT; | |
1705 | sz = sizeof (long); | |
74014c46 DH |
1706 | break; |
1707 | case scm_tc7_byvect: | |
1708 | base = (char *) SCM_UVECTOR_BASE (v); | |
1709 | sz = sizeof (char); | |
1710 | break; | |
0f2d19dd JB |
1711 | case scm_tc7_uvect: |
1712 | case scm_tc7_ivect: | |
74014c46 | 1713 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1714 | sz = sizeof (long); |
1715 | break; | |
1716 | case scm_tc7_svect: | |
74014c46 | 1717 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1718 | sz = sizeof (short); |
1719 | break; | |
5c11cc9d | 1720 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 1721 | case scm_tc7_llvect: |
74014c46 | 1722 | base = (char *) SCM_UVECTOR_BASE (v); |
1be6b49c | 1723 | sz = sizeof (long long); |
0f2d19dd JB |
1724 | break; |
1725 | #endif | |
0f2d19dd | 1726 | case scm_tc7_fvect: |
74014c46 | 1727 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1728 | sz = sizeof (float); |
1729 | break; | |
0f2d19dd | 1730 | case scm_tc7_dvect: |
74014c46 | 1731 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1732 | sz = sizeof (double); |
1733 | break; | |
1734 | case scm_tc7_cvect: | |
74014c46 | 1735 | base = (char *) SCM_UVECTOR_BASE (v); |
0f2d19dd JB |
1736 | sz = 2 * sizeof (double); |
1737 | break; | |
0f2d19dd | 1738 | } |
3d8d56df | 1739 | |
1146b6cd GH |
1740 | cend = vlen; |
1741 | if (!SCM_UNBNDP (start)) | |
3d8d56df | 1742 | { |
1146b6cd | 1743 | offset = |
c014a02e | 1744 | SCM_NUM2LONG (3, start); |
3d8d56df | 1745 | |
1146b6cd | 1746 | if (offset < 0 || offset >= cend) |
1bbd0b84 | 1747 | scm_out_of_range (FUNC_NAME, start); |
1146b6cd GH |
1748 | |
1749 | if (!SCM_UNBNDP (end)) | |
1750 | { | |
c014a02e ML |
1751 | long tend = |
1752 | SCM_NUM2LONG (4, end); | |
3d8d56df | 1753 | |
1146b6cd | 1754 | if (tend <= offset || tend > cend) |
1bbd0b84 | 1755 | scm_out_of_range (FUNC_NAME, end); |
1146b6cd GH |
1756 | cend = tend; |
1757 | } | |
3d8d56df GH |
1758 | } |
1759 | ||
1760 | if (SCM_NIMP (port_or_fd)) | |
1761 | { | |
405aaef9 | 1762 | char *source = base + (cstart + offset) * sz; |
6c951427 GH |
1763 | |
1764 | ans = cend - offset; | |
265e6a4d | 1765 | scm_lfwrite (source, ans * sz, port_or_fd); |
3d8d56df GH |
1766 | } |
1767 | else /* file descriptor. */ | |
1768 | { | |
1769 | SCM_SYSCALL (ans = write (SCM_INUM (port_or_fd), | |
405aaef9 | 1770 | base + (cstart + offset) * sz, |
1be6b49c | 1771 | (sz * (cend - offset)))); |
3d8d56df | 1772 | if (ans == -1) |
1bbd0b84 | 1773 | SCM_SYSERROR; |
3d8d56df | 1774 | } |
0f2d19dd | 1775 | if (SCM_TYP7 (v) == scm_tc7_bvect) |
c014a02e | 1776 | ans *= SCM_LONG_BIT; |
3d8d56df | 1777 | |
0f2d19dd JB |
1778 | return SCM_MAKINUM (ans); |
1779 | } | |
1bbd0b84 | 1780 | #undef FUNC_NAME |
0f2d19dd JB |
1781 | |
1782 | ||
1783 | static char cnt_tab[16] = | |
1784 | {0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4}; | |
1785 | ||
3b3b36dd | 1786 | SCM_DEFINE (scm_bit_count, "bit-count", 2, 0, 0, |
c7eb8761 | 1787 | (SCM b, SCM bitvector), |
1e6808ea | 1788 | "Return the number of occurrences of the boolean @var{b} in\n" |
c7eb8761 | 1789 | "@var{bitvector}.") |
1bbd0b84 | 1790 | #define FUNC_NAME s_scm_bit_count |
0f2d19dd | 1791 | { |
44e47754 | 1792 | SCM_VALIDATE_BOOL (1, b); |
74014c46 DH |
1793 | SCM_ASSERT (SCM_BITVECTOR_P (bitvector), bitvector, 2, FUNC_NAME); |
1794 | if (SCM_BITVECTOR_LENGTH (bitvector) == 0) { | |
44e47754 DH |
1795 | return SCM_INUM0; |
1796 | } else { | |
c014a02e ML |
1797 | unsigned long int count = 0; |
1798 | unsigned long int i = (SCM_BITVECTOR_LENGTH (bitvector) - 1) / SCM_LONG_BIT; | |
1799 | unsigned long int w = SCM_UNPACK (SCM_VELTS (bitvector)[i]); | |
44e47754 DH |
1800 | if (SCM_FALSEP (b)) { |
1801 | w = ~w; | |
1802 | }; | |
c014a02e | 1803 | w <<= SCM_LONG_BIT - 1 - ((SCM_BITVECTOR_LENGTH (bitvector) - 1) % SCM_LONG_BIT); |
44e47754 DH |
1804 | while (1) { |
1805 | while (w) { | |
1806 | count += cnt_tab[w & 0x0f]; | |
1807 | w >>= 4; | |
1808 | } | |
1809 | if (i == 0) { | |
1810 | return SCM_MAKINUM (count); | |
1811 | } else { | |
1812 | --i; | |
1813 | w = SCM_UNPACK (SCM_VELTS (bitvector)[i]); | |
1814 | if (SCM_FALSEP (b)) { | |
1815 | w = ~w; | |
0f2d19dd | 1816 | } |
44e47754 | 1817 | } |
0f2d19dd | 1818 | } |
44e47754 | 1819 | } |
0f2d19dd | 1820 | } |
1bbd0b84 | 1821 | #undef FUNC_NAME |
0f2d19dd JB |
1822 | |
1823 | ||
3b3b36dd | 1824 | SCM_DEFINE (scm_bit_position, "bit-position", 3, 0, 0, |
1bbd0b84 | 1825 | (SCM item, SCM v, SCM k), |
1e6808ea MG |
1826 | "Return the minimum index of an occurrence of @var{bool} in\n" |
1827 | "@var{bv} which is at least @var{k}. If no @var{bool} occurs\n" | |
1828 | "within the specified range @code{#f} is returned.") | |
1bbd0b84 | 1829 | #define FUNC_NAME s_scm_bit_position |
0f2d19dd | 1830 | { |
c014a02e ML |
1831 | long i, lenw, xbits, pos; |
1832 | register unsigned long w; | |
74014c46 DH |
1833 | |
1834 | SCM_VALIDATE_BOOL (1, item); | |
1835 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG2, FUNC_NAME); | |
3b3b36dd | 1836 | SCM_VALIDATE_INUM_COPY (3,k,pos); |
74014c46 DH |
1837 | SCM_ASSERT_RANGE (3, k, (pos <= SCM_BITVECTOR_LENGTH (v)) && (pos >= 0)); |
1838 | ||
1839 | if (pos == SCM_BITVECTOR_LENGTH (v)) | |
0f2d19dd | 1840 | return SCM_BOOL_F; |
74014c46 | 1841 | |
c014a02e ML |
1842 | lenw = (SCM_BITVECTOR_LENGTH (v) - 1) / SCM_LONG_BIT; /* watch for part words */ |
1843 | i = pos / SCM_LONG_BIT; | |
74014c46 DH |
1844 | w = SCM_UNPACK (SCM_VELTS (v)[i]); |
1845 | if (SCM_FALSEP (item)) | |
1846 | w = ~w; | |
c014a02e | 1847 | xbits = (pos % SCM_LONG_BIT); |
74014c46 DH |
1848 | pos -= xbits; |
1849 | w = ((w >> xbits) << xbits); | |
c014a02e | 1850 | xbits = SCM_LONG_BIT - 1 - (SCM_BITVECTOR_LENGTH (v) - 1) % SCM_LONG_BIT; |
74014c46 DH |
1851 | while (!0) |
1852 | { | |
1853 | if (w && (i == lenw)) | |
1854 | w = ((w << xbits) >> xbits); | |
1855 | if (w) | |
1856 | while (w) | |
1857 | switch (w & 0x0f) | |
1858 | { | |
1859 | default: | |
1860 | return SCM_MAKINUM (pos); | |
1861 | case 2: | |
1862 | case 6: | |
1863 | case 10: | |
1864 | case 14: | |
1865 | return SCM_MAKINUM (pos + 1); | |
1866 | case 4: | |
1867 | case 12: | |
1868 | return SCM_MAKINUM (pos + 2); | |
1869 | case 8: | |
1870 | return SCM_MAKINUM (pos + 3); | |
1871 | case 0: | |
1872 | pos += 4; | |
1873 | w >>= 4; | |
1874 | } | |
1875 | if (++i > lenw) | |
1876 | break; | |
c014a02e | 1877 | pos += SCM_LONG_BIT; |
f1267706 | 1878 | w = SCM_UNPACK (SCM_VELTS (v)[i]); |
0f2d19dd JB |
1879 | if (SCM_FALSEP (item)) |
1880 | w = ~w; | |
0f2d19dd | 1881 | } |
74014c46 | 1882 | return SCM_BOOL_F; |
0f2d19dd | 1883 | } |
1bbd0b84 | 1884 | #undef FUNC_NAME |
0f2d19dd JB |
1885 | |
1886 | ||
3b3b36dd | 1887 | SCM_DEFINE (scm_bit_set_star_x, "bit-set*!", 3, 0, 0, |
c7eb8761 MG |
1888 | (SCM v, SCM kv, SCM obj), |
1889 | "If uve is a bit-vector @var{bv} and uve must be of the same\n" | |
1890 | "length. If @var{bool} is @code{#t}, uve is OR'ed into\n" | |
1891 | "@var{bv}; If @var{bool} is @code{#f}, the inversion of uve is\n" | |
1892 | "AND'ed into @var{bv}.\n\n" | |
1893 | "If uve is a unsigned integer vector all the elements of uve\n" | |
1894 | "must be between 0 and the @code{length} of @var{bv}. The bits\n" | |
1895 | "of @var{bv} corresponding to the indexes in uve are set to\n" | |
1896 | "@var{bool}. The return value is unspecified.") | |
1bbd0b84 | 1897 | #define FUNC_NAME s_scm_bit_set_star_x |
0f2d19dd | 1898 | { |
c014a02e | 1899 | register long i, k, vlen; |
74014c46 | 1900 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG1, FUNC_NAME); |
0f2d19dd | 1901 | SCM_ASRTGO (SCM_NIMP (kv), badarg2); |
5c11cc9d | 1902 | switch SCM_TYP7 (kv) |
0f2d19dd JB |
1903 | { |
1904 | default: | |
276dd677 | 1905 | badarg2:SCM_WRONG_TYPE_ARG (2, kv); |
0f2d19dd | 1906 | case scm_tc7_uvect: |
74014c46 DH |
1907 | vlen = SCM_BITVECTOR_LENGTH (v); |
1908 | if (SCM_FALSEP (obj)) | |
1909 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1910 | { | |
c014a02e | 1911 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); |
74014c46 DH |
1912 | if (k >= vlen) |
1913 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
1914 | SCM_BITVEC_CLR(v,k); | |
1915 | } | |
1916 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) | |
1917 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1918 | { | |
c014a02e | 1919 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); |
74014c46 DH |
1920 | if (k >= vlen) |
1921 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
1922 | SCM_BITVEC_SET(v,k); | |
1923 | } | |
1924 | else | |
276dd677 | 1925 | badarg3:SCM_WRONG_TYPE_ARG (3, obj); |
0f2d19dd JB |
1926 | break; |
1927 | case scm_tc7_bvect: | |
74014c46 | 1928 | SCM_ASSERT (SCM_BITVECTOR_LENGTH (v) == SCM_BITVECTOR_LENGTH (kv), v, SCM_ARG1, FUNC_NAME); |
4260a7fc | 1929 | if (SCM_FALSEP (obj)) |
c014a02e | 1930 | for (k = (SCM_BITVECTOR_LENGTH (v) + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) |
bab246f3 | 1931 | SCM_BITVECTOR_BASE (v) [k] &= ~SCM_BITVECTOR_BASE (kv) [k]; |
9a09deb1 | 1932 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) |
c014a02e | 1933 | for (k = (SCM_BITVECTOR_LENGTH (v) + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) |
bab246f3 | 1934 | SCM_BITVECTOR_BASE (v) [k] |= SCM_BITVECTOR_BASE (kv) [k]; |
0f2d19dd JB |
1935 | else |
1936 | goto badarg3; | |
1937 | break; | |
1938 | } | |
1939 | return SCM_UNSPECIFIED; | |
1940 | } | |
1bbd0b84 | 1941 | #undef FUNC_NAME |
0f2d19dd JB |
1942 | |
1943 | ||
3b3b36dd | 1944 | SCM_DEFINE (scm_bit_count_star, "bit-count*", 3, 0, 0, |
1bbd0b84 | 1945 | (SCM v, SCM kv, SCM obj), |
1e6808ea MG |
1946 | "Return\n" |
1947 | "@lisp\n" | |
b380b885 | 1948 | "(bit-count (bit-set*! (if bool bv (bit-invert! bv)) uve #t) #t).\n" |
1e6808ea | 1949 | "@end lisp\n" |
b380b885 | 1950 | "@var{bv} is not modified.") |
1bbd0b84 | 1951 | #define FUNC_NAME s_scm_bit_count_star |
0f2d19dd | 1952 | { |
c014a02e ML |
1953 | register long i, vlen, count = 0; |
1954 | register unsigned long k; | |
41b0806d | 1955 | int fObj = 0; |
c209c88e | 1956 | |
74014c46 | 1957 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG1, FUNC_NAME); |
0f2d19dd | 1958 | SCM_ASRTGO (SCM_NIMP (kv), badarg2); |
5c11cc9d | 1959 | switch SCM_TYP7 (kv) |
0f2d19dd JB |
1960 | { |
1961 | default: | |
c209c88e | 1962 | badarg2: |
276dd677 | 1963 | SCM_WRONG_TYPE_ARG (2, kv); |
0f2d19dd | 1964 | case scm_tc7_uvect: |
74014c46 DH |
1965 | vlen = SCM_BITVECTOR_LENGTH (v); |
1966 | if (SCM_FALSEP (obj)) | |
1967 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1968 | { | |
c014a02e | 1969 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); |
74014c46 DH |
1970 | if (k >= vlen) |
1971 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
1972 | if (!SCM_BITVEC_REF(v,k)) | |
1973 | count++; | |
1974 | } | |
1975 | else if (SCM_EQ_P (obj, SCM_BOOL_T)) | |
1976 | for (i = SCM_UVECTOR_LENGTH (kv); i;) | |
1977 | { | |
c014a02e | 1978 | k = SCM_UNPACK (SCM_VELTS (kv)[--i]); |
74014c46 DH |
1979 | if (k >= vlen) |
1980 | scm_out_of_range (FUNC_NAME, SCM_MAKINUM (k)); | |
1981 | if (SCM_BITVEC_REF (v,k)) | |
1982 | count++; | |
1983 | } | |
1984 | else | |
276dd677 | 1985 | badarg3:SCM_WRONG_TYPE_ARG (3, obj); |
0f2d19dd JB |
1986 | break; |
1987 | case scm_tc7_bvect: | |
74014c46 DH |
1988 | SCM_ASSERT (SCM_BITVECTOR_LENGTH (v) == SCM_BITVECTOR_LENGTH (kv), v, SCM_ARG1, FUNC_NAME); |
1989 | if (0 == SCM_BITVECTOR_LENGTH (v)) | |
0f2d19dd | 1990 | return SCM_INUM0; |
4260a7fc | 1991 | SCM_ASRTGO (SCM_BOOLP (obj), badarg3); |
9a09deb1 | 1992 | fObj = SCM_EQ_P (obj, SCM_BOOL_T); |
c014a02e ML |
1993 | i = (SCM_BITVECTOR_LENGTH (v) - 1) / SCM_LONG_BIT; |
1994 | k = SCM_UNPACK (SCM_VELTS (kv)[i]) & (fObj ? SCM_UNPACK (SCM_VELTS (v)[i]) : ~ SCM_UNPACK (SCM_VELTS (v)[i])); | |
1995 | k <<= SCM_LONG_BIT - 1 - ((SCM_BITVECTOR_LENGTH (v) - 1) % SCM_LONG_BIT); | |
c209c88e | 1996 | while (1) |
0f2d19dd JB |
1997 | { |
1998 | for (; k; k >>= 4) | |
1999 | count += cnt_tab[k & 0x0f]; | |
2000 | if (0 == i--) | |
2001 | return SCM_MAKINUM (count); | |
c209c88e GB |
2002 | |
2003 | /* urg. repetitive (see above.) */ | |
c014a02e | 2004 | k = SCM_UNPACK (SCM_VELTS (kv)[i]) & (fObj ? SCM_UNPACK(SCM_VELTS (v)[i]) : ~SCM_UNPACK (SCM_VELTS (v)[i])); |
0f2d19dd JB |
2005 | } |
2006 | } | |
2007 | return SCM_MAKINUM (count); | |
2008 | } | |
1bbd0b84 | 2009 | #undef FUNC_NAME |
0f2d19dd JB |
2010 | |
2011 | ||
3b3b36dd | 2012 | SCM_DEFINE (scm_bit_invert_x, "bit-invert!", 1, 0, 0, |
1bbd0b84 | 2013 | (SCM v), |
b380b885 | 2014 | "Modifies @var{bv} by replacing each element with its negation.") |
1bbd0b84 | 2015 | #define FUNC_NAME s_scm_bit_invert_x |
0f2d19dd | 2016 | { |
c014a02e | 2017 | long int k; |
74014c46 DH |
2018 | |
2019 | SCM_ASSERT (SCM_BITVECTOR_P (v), v, SCM_ARG1, FUNC_NAME); | |
2020 | ||
2021 | k = SCM_BITVECTOR_LENGTH (v); | |
c014a02e | 2022 | for (k = (k + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k--;) |
bab246f3 | 2023 | SCM_BITVECTOR_BASE (v) [k] = ~SCM_BITVECTOR_BASE (v) [k]; |
74014c46 | 2024 | |
0f2d19dd JB |
2025 | return SCM_UNSPECIFIED; |
2026 | } | |
1bbd0b84 | 2027 | #undef FUNC_NAME |
0f2d19dd JB |
2028 | |
2029 | ||
0f2d19dd | 2030 | SCM |
c014a02e | 2031 | scm_istr2bve (char *str, long len) |
0f2d19dd JB |
2032 | { |
2033 | SCM v = scm_make_uve (len, SCM_BOOL_T); | |
c014a02e ML |
2034 | long *data = (long *) SCM_VELTS (v); |
2035 | register unsigned long mask; | |
2036 | register long k; | |
2037 | register long j; | |
2038 | for (k = 0; k < (len + SCM_LONG_BIT - 1) / SCM_LONG_BIT; k++) | |
0f2d19dd JB |
2039 | { |
2040 | data[k] = 0L; | |
c014a02e ML |
2041 | j = len - k * SCM_LONG_BIT; |
2042 | if (j > SCM_LONG_BIT) | |
2043 | j = SCM_LONG_BIT; | |
0f2d19dd JB |
2044 | for (mask = 1L; j--; mask <<= 1) |
2045 | switch (*str++) | |
2046 | { | |
2047 | case '0': | |
2048 | break; | |
2049 | case '1': | |
2050 | data[k] |= mask; | |
2051 | break; | |
2052 | default: | |
2053 | return SCM_BOOL_F; | |
2054 | } | |
2055 | } | |
2056 | return v; | |
2057 | } | |
2058 | ||
2059 | ||
1cc91f1b | 2060 | |
0f2d19dd | 2061 | static SCM |
c014a02e | 2062 | ra2l (SCM ra,unsigned long base,unsigned long k) |
0f2d19dd JB |
2063 | { |
2064 | register SCM res = SCM_EOL; | |
c014a02e ML |
2065 | register long inc = SCM_ARRAY_DIMS (ra)[k].inc; |
2066 | register size_t i; | |
0f2d19dd JB |
2067 | if (SCM_ARRAY_DIMS (ra)[k].ubnd < SCM_ARRAY_DIMS (ra)[k].lbnd) |
2068 | return SCM_EOL; | |
2069 | i = base + (1 + SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd) * inc; | |
2070 | if (k < SCM_ARRAY_NDIM (ra) - 1) | |
2071 | { | |
2072 | do | |
2073 | { | |
2074 | i -= inc; | |
2075 | res = scm_cons (ra2l (ra, i, k + 1), res); | |
2076 | } | |
2077 | while (i != base); | |
2078 | } | |
2079 | else | |
2080 | do | |
2081 | { | |
2082 | i -= inc; | |
2083 | res = scm_cons (scm_uniform_vector_ref (SCM_ARRAY_V (ra), SCM_MAKINUM (i)), res); | |
2084 | } | |
2085 | while (i != base); | |
2086 | return res; | |
2087 | } | |
2088 | ||
2089 | ||
92c2555f | 2090 | SCM_DEFINE (scm_t_arrayo_list, "array->list", 1, 0, 0, |
1bbd0b84 | 2091 | (SCM v), |
1e6808ea MG |
2092 | "Return a list consisting of all the elements, in order, of\n" |
2093 | "@var{array}.") | |
92c2555f | 2094 | #define FUNC_NAME s_scm_t_arrayo_list |
0f2d19dd JB |
2095 | { |
2096 | SCM res = SCM_EOL; | |
c014a02e | 2097 | register long k; |
0f2d19dd | 2098 | SCM_ASRTGO (SCM_NIMP (v), badarg1); |
74014c46 | 2099 | switch SCM_TYP7 (v) |
0f2d19dd JB |
2100 | { |
2101 | default: | |
276dd677 | 2102 | badarg1:SCM_WRONG_TYPE_ARG (1, v); |
0f2d19dd JB |
2103 | case scm_tc7_smob: |
2104 | SCM_ASRTGO (SCM_ARRAYP (v), badarg1); | |
2105 | return ra2l (v, SCM_ARRAY_BASE (v), 0); | |
2106 | case scm_tc7_vector: | |
95f5b0f5 | 2107 | case scm_tc7_wvect: |
0f2d19dd JB |
2108 | return scm_vector_to_list (v); |
2109 | case scm_tc7_string: | |
2110 | return scm_string_to_list (v); | |
2111 | case scm_tc7_bvect: | |
2112 | { | |
c014a02e ML |
2113 | long *data = (long *) SCM_VELTS (v); |
2114 | register unsigned long mask; | |
2115 | for (k = (SCM_BITVECTOR_LENGTH (v) - 1) / SCM_LONG_BIT; k > 0; k--) | |
2116 | for (mask = 1UL << (SCM_LONG_BIT - 1); mask; mask >>= 1) | |
2117 | res = scm_cons (SCM_BOOL(((long *) data)[k] & mask), res); | |
2118 | for (mask = 1L << ((SCM_BITVECTOR_LENGTH (v) % SCM_LONG_BIT) - 1); mask; mask >>= 1) | |
2119 | res = scm_cons (SCM_BOOL(((long *) data)[k] & mask), res); | |
0f2d19dd JB |
2120 | return res; |
2121 | } | |
af7546eb DH |
2122 | case scm_tc7_byvect: |
2123 | { | |
2124 | signed char *data = (signed char *) SCM_VELTS (v); | |
c014a02e | 2125 | unsigned long k = SCM_UVECTOR_LENGTH (v); |
af7546eb DH |
2126 | while (k != 0) |
2127 | res = scm_cons (SCM_MAKINUM (data[--k]), res); | |
2128 | return res; | |
2129 | } | |
2130 | case scm_tc7_uvect: | |
2131 | { | |
c014a02e | 2132 | long *data = (long *)SCM_VELTS(v); |
af7546eb | 2133 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
c014a02e | 2134 | res = scm_cons(scm_ulong2num(data[k]), res); |
af7546eb DH |
2135 | return res; |
2136 | } | |
2137 | case scm_tc7_ivect: | |
2138 | { | |
c014a02e | 2139 | long *data = (long *)SCM_VELTS(v); |
af7546eb | 2140 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
c014a02e | 2141 | res = scm_cons(scm_long2num(data[k]), res); |
af7546eb DH |
2142 | return res; |
2143 | } | |
2144 | case scm_tc7_svect: | |
2145 | { | |
2146 | short *data = (short *)SCM_VELTS(v); | |
2147 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) | |
1be6b49c | 2148 | res = scm_cons(scm_short2num (data[k]), res); |
af7546eb DH |
2149 | return res; |
2150 | } | |
5c11cc9d | 2151 | #ifdef HAVE_LONG_LONGS |
af7546eb DH |
2152 | case scm_tc7_llvect: |
2153 | { | |
1be6b49c | 2154 | long long *data = (long long *)SCM_VELTS(v); |
af7546eb DH |
2155 | for (k = SCM_UVECTOR_LENGTH(v) - 1; k >= 0; k--) |
2156 | res = scm_cons(scm_long_long2num(data[k]), res); | |
2157 | return res; | |
2158 | } | |
0f2d19dd | 2159 | #endif |
0f2d19dd JB |
2160 | case scm_tc7_fvect: |
2161 | { | |
2162 | float *data = (float *) SCM_VELTS (v); | |
74014c46 | 2163 | for (k = SCM_UVECTOR_LENGTH (v) - 1; k >= 0; k--) |
bc86da5d | 2164 | res = scm_cons (scm_make_real (data[k]), res); |
0f2d19dd JB |
2165 | return res; |
2166 | } | |
0f2d19dd JB |
2167 | case scm_tc7_dvect: |
2168 | { | |
2169 | double *data = (double *) SCM_VELTS (v); | |
74014c46 | 2170 | for (k = SCM_UVECTOR_LENGTH (v) - 1; k >= 0; k--) |
f8de44c1 | 2171 | res = scm_cons (scm_make_real (data[k]), res); |
0f2d19dd JB |
2172 | return res; |
2173 | } | |
2174 | case scm_tc7_cvect: | |
2175 | { | |
2176 | double (*data)[2] = (double (*)[2]) SCM_VELTS (v); | |
74014c46 | 2177 | for (k = SCM_UVECTOR_LENGTH (v) - 1; k >= 0; k--) |
f8de44c1 | 2178 | res = scm_cons (scm_make_complex (data[k][0], data[k][1]), res); |
0f2d19dd JB |
2179 | return res; |
2180 | } | |
0f2d19dd JB |
2181 | } |
2182 | } | |
1bbd0b84 | 2183 | #undef FUNC_NAME |
0f2d19dd JB |
2184 | |
2185 | ||
c014a02e | 2186 | static int l2ra(SCM lst, SCM ra, unsigned long base, unsigned long k); |
1cc91f1b | 2187 | |
3b3b36dd | 2188 | SCM_DEFINE (scm_list_to_uniform_array, "list->uniform-array", 3, 0, 0, |
1bbd0b84 | 2189 | (SCM ndim, SCM prot, SCM lst), |
b380b885 | 2190 | "@deffnx procedure list->uniform-vector prot lst\n" |
1e6808ea MG |
2191 | "Return a uniform array of the type indicated by prototype\n" |
2192 | "@var{prot} with elements the same as those of @var{lst}.\n" | |
2193 | "Elements must be of the appropriate type, no coercions are\n" | |
2194 | "done.") | |
1bbd0b84 | 2195 | #define FUNC_NAME s_scm_list_to_uniform_array |
0f2d19dd JB |
2196 | { |
2197 | SCM shp = SCM_EOL; | |
2198 | SCM row = lst; | |
2199 | SCM ra; | |
c014a02e | 2200 | unsigned long k; |
0f2d19dd | 2201 | long n; |
3b3b36dd | 2202 | SCM_VALIDATE_INUM_COPY (1,ndim,k); |
0f2d19dd JB |
2203 | while (k--) |
2204 | { | |
2205 | n = scm_ilength (row); | |
1bbd0b84 | 2206 | SCM_ASSERT (n >= 0, lst, SCM_ARG3, FUNC_NAME); |
0f2d19dd JB |
2207 | shp = scm_cons (SCM_MAKINUM (n), shp); |
2208 | if (SCM_NIMP (row)) | |
2209 | row = SCM_CAR (row); | |
2210 | } | |
d12feca3 GH |
2211 | ra = scm_dimensions_to_uniform_array (scm_reverse (shp), prot, |
2212 | SCM_UNDEFINED); | |
0f2d19dd | 2213 | if (SCM_NULLP (shp)) |
0f2d19dd JB |
2214 | { |
2215 | SCM_ASRTGO (1 == scm_ilength (lst), badlst); | |
2216 | scm_array_set_x (ra, SCM_CAR (lst), SCM_EOL); | |
2217 | return ra; | |
2218 | } | |
2219 | if (!SCM_ARRAYP (ra)) | |
2220 | { | |
c014a02e | 2221 | unsigned long int length = SCM_INUM (scm_uniform_vector_length (ra)); |
74014c46 | 2222 | for (k = 0; k < length; k++, lst = SCM_CDR (lst)) |
0f2d19dd JB |
2223 | scm_array_set_x (ra, SCM_CAR (lst), SCM_MAKINUM (k)); |
2224 | return ra; | |
2225 | } | |
2226 | if (l2ra (lst, ra, SCM_ARRAY_BASE (ra), 0)) | |
2227 | return ra; | |
2228 | else | |
1afff620 KN |
2229 | badlst:SCM_MISC_ERROR ("Bad scm_array contents list: ~S", |
2230 | scm_list_1 (lst)); | |
0f2d19dd | 2231 | } |
1bbd0b84 | 2232 | #undef FUNC_NAME |
0f2d19dd | 2233 | |
0f2d19dd | 2234 | static int |
c014a02e | 2235 | l2ra (SCM lst, SCM ra, unsigned long base, unsigned long k) |
0f2d19dd | 2236 | { |
c014a02e ML |
2237 | register long inc = SCM_ARRAY_DIMS (ra)[k].inc; |
2238 | register long n = (1 + SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd); | |
0f2d19dd JB |
2239 | int ok = 1; |
2240 | if (n <= 0) | |
4260a7fc | 2241 | return (SCM_NULLP (lst)); |
0f2d19dd JB |
2242 | if (k < SCM_ARRAY_NDIM (ra) - 1) |
2243 | { | |
2244 | while (n--) | |
2245 | { | |
2246 | if (SCM_IMP (lst) || SCM_NCONSP (lst)) | |
2247 | return 0; | |
2248 | ok = ok && l2ra (SCM_CAR (lst), ra, base, k + 1); | |
2249 | base += inc; | |
2250 | lst = SCM_CDR (lst); | |
2251 | } | |
2252 | if (SCM_NNULLP (lst)) | |
2253 | return 0; | |
2254 | } | |
2255 | else | |
2256 | { | |
2257 | while (n--) | |
2258 | { | |
2259 | if (SCM_IMP (lst) || SCM_NCONSP (lst)) | |
2260 | return 0; | |
baa702c8 | 2261 | scm_array_set_x (SCM_ARRAY_V (ra), SCM_CAR (lst), SCM_MAKINUM (base)); |
0f2d19dd JB |
2262 | base += inc; |
2263 | lst = SCM_CDR (lst); | |
2264 | } | |
2265 | if (SCM_NNULLP (lst)) | |
fee7ef83 | 2266 | return 0; |
0f2d19dd JB |
2267 | } |
2268 | return ok; | |
2269 | } | |
2270 | ||
1cc91f1b | 2271 | |
0f2d19dd | 2272 | static void |
c014a02e | 2273 | rapr1 (SCM ra,unsigned long j,unsigned long k,SCM port,scm_print_state *pstate) |
0f2d19dd | 2274 | { |
c014a02e ML |
2275 | long inc = 1; |
2276 | long n = (SCM_TYP7 (ra) == scm_tc7_smob | |
b8446ce8 MD |
2277 | ? 0 |
2278 | : SCM_INUM (scm_uniform_vector_length (ra))); | |
0f2d19dd JB |
2279 | int enclosed = 0; |
2280 | tail: | |
5c11cc9d | 2281 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
2282 | { |
2283 | case scm_tc7_smob: | |
2284 | if (enclosed++) | |
2285 | { | |
2286 | SCM_ARRAY_BASE (ra) = j; | |
2287 | if (n-- > 0) | |
9882ea19 | 2288 | scm_iprin1 (ra, port, pstate); |
0f2d19dd JB |
2289 | for (j += inc; n-- > 0; j += inc) |
2290 | { | |
b7f3516f | 2291 | scm_putc (' ', port); |
0f2d19dd | 2292 | SCM_ARRAY_BASE (ra) = j; |
9882ea19 | 2293 | scm_iprin1 (ra, port, pstate); |
0f2d19dd JB |
2294 | } |
2295 | break; | |
2296 | } | |
2297 | if (k + 1 < SCM_ARRAY_NDIM (ra)) | |
2298 | { | |
c014a02e | 2299 | long i; |
0f2d19dd JB |
2300 | inc = SCM_ARRAY_DIMS (ra)[k].inc; |
2301 | for (i = SCM_ARRAY_DIMS (ra)[k].lbnd; i < SCM_ARRAY_DIMS (ra)[k].ubnd; i++) | |
2302 | { | |
b7f3516f | 2303 | scm_putc ('(', port); |
9882ea19 | 2304 | rapr1 (ra, j, k + 1, port, pstate); |
b7f3516f | 2305 | scm_puts (") ", port); |
0f2d19dd JB |
2306 | j += inc; |
2307 | } | |
2308 | if (i == SCM_ARRAY_DIMS (ra)[k].ubnd) | |
2309 | { /* could be zero size. */ | |
b7f3516f | 2310 | scm_putc ('(', port); |
9882ea19 | 2311 | rapr1 (ra, j, k + 1, port, pstate); |
b7f3516f | 2312 | scm_putc (')', port); |
0f2d19dd JB |
2313 | } |
2314 | break; | |
2315 | } | |
1be6b49c | 2316 | if (SCM_ARRAY_NDIM (ra) > 0) |
0f2d19dd JB |
2317 | { /* Could be zero-dimensional */ |
2318 | inc = SCM_ARRAY_DIMS (ra)[k].inc; | |
2319 | n = (SCM_ARRAY_DIMS (ra)[k].ubnd - SCM_ARRAY_DIMS (ra)[k].lbnd + 1); | |
2320 | } | |
2321 | else | |
2322 | n = 1; | |
2323 | ra = SCM_ARRAY_V (ra); | |
2324 | goto tail; | |
2325 | default: | |
5c11cc9d | 2326 | /* scm_tc7_bvect and scm_tc7_llvect only? */ |
0f2d19dd | 2327 | if (n-- > 0) |
9882ea19 | 2328 | scm_iprin1 (scm_uniform_vector_ref (ra, SCM_MAKINUM (j)), port, pstate); |
0f2d19dd JB |
2329 | for (j += inc; n-- > 0; j += inc) |
2330 | { | |
b7f3516f | 2331 | scm_putc (' ', port); |
9882ea19 | 2332 | scm_iprin1 (scm_cvref (ra, j, SCM_UNDEFINED), port, pstate); |
0f2d19dd JB |
2333 | } |
2334 | break; | |
2335 | case scm_tc7_string: | |
2336 | if (n-- > 0) | |
322ac0c5 | 2337 | scm_iprin1 (SCM_MAKE_CHAR (SCM_STRING_UCHARS (ra)[j]), port, pstate); |
9882ea19 | 2338 | if (SCM_WRITINGP (pstate)) |
0f2d19dd JB |
2339 | for (j += inc; n-- > 0; j += inc) |
2340 | { | |
b7f3516f | 2341 | scm_putc (' ', port); |
322ac0c5 | 2342 | scm_iprin1 (SCM_MAKE_CHAR (SCM_STRING_UCHARS (ra)[j]), port, pstate); |
0f2d19dd JB |
2343 | } |
2344 | else | |
2345 | for (j += inc; n-- > 0; j += inc) | |
405aaef9 | 2346 | scm_putc (SCM_STRING_CHARS (ra)[j], port); |
0f2d19dd JB |
2347 | break; |
2348 | case scm_tc7_byvect: | |
2349 | if (n-- > 0) | |
4260a7fc | 2350 | scm_intprint (((char *) SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2351 | for (j += inc; n-- > 0; j += inc) |
2352 | { | |
b7f3516f | 2353 | scm_putc (' ', port); |
4260a7fc | 2354 | scm_intprint (((char *)SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2355 | } |
2356 | break; | |
2357 | ||
2358 | case scm_tc7_uvect: | |
5c11cc9d GH |
2359 | { |
2360 | char str[11]; | |
2361 | ||
2362 | if (n-- > 0) | |
2363 | { | |
2364 | /* intprint can't handle >= 2^31. */ | |
fee7ef83 | 2365 | sprintf (str, "%lu", ((unsigned long *) SCM_VELTS (ra))[j]); |
5c11cc9d GH |
2366 | scm_puts (str, port); |
2367 | } | |
2368 | for (j += inc; n-- > 0; j += inc) | |
2369 | { | |
2370 | scm_putc (' ', port); | |
fee7ef83 | 2371 | sprintf (str, "%lu", ((unsigned long *) SCM_VELTS (ra))[j]); |
5c11cc9d GH |
2372 | scm_puts (str, port); |
2373 | } | |
2374 | } | |
0f2d19dd JB |
2375 | case scm_tc7_ivect: |
2376 | if (n-- > 0) | |
fee7ef83 | 2377 | scm_intprint (((signed long *) SCM_VELTS (ra))[j], 10, port); |
0f2d19dd JB |
2378 | for (j += inc; n-- > 0; j += inc) |
2379 | { | |
b7f3516f | 2380 | scm_putc (' ', port); |
fee7ef83 | 2381 | scm_intprint (((signed long *) SCM_VELTS (ra))[j], 10, port); |
0f2d19dd JB |
2382 | } |
2383 | break; | |
2384 | ||
2385 | case scm_tc7_svect: | |
2386 | if (n-- > 0) | |
4260a7fc | 2387 | scm_intprint (((short *) SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2388 | for (j += inc; n-- > 0; j += inc) |
2389 | { | |
b7f3516f | 2390 | scm_putc (' ', port); |
4260a7fc | 2391 | scm_intprint (((short *) SCM_CELL_WORD_1 (ra))[j], 10, port); |
0f2d19dd JB |
2392 | } |
2393 | break; | |
2394 | ||
0f2d19dd JB |
2395 | case scm_tc7_fvect: |
2396 | if (n-- > 0) | |
2397 | { | |
bc86da5d MD |
2398 | SCM z = scm_make_real (1.0); |
2399 | SCM_REAL_VALUE (z) = ((float *) SCM_VELTS (ra))[j]; | |
2400 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2401 | for (j += inc; n-- > 0; j += inc) |
2402 | { | |
b7f3516f | 2403 | scm_putc (' ', port); |
bc86da5d MD |
2404 | SCM_REAL_VALUE (z) = ((float *) SCM_VELTS (ra))[j]; |
2405 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2406 | } |
2407 | } | |
2408 | break; | |
0f2d19dd JB |
2409 | case scm_tc7_dvect: |
2410 | if (n-- > 0) | |
2411 | { | |
bc86da5d MD |
2412 | SCM z = scm_make_real (1.0 / 3.0); |
2413 | SCM_REAL_VALUE (z) = ((double *) SCM_VELTS (ra))[j]; | |
2414 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2415 | for (j += inc; n-- > 0; j += inc) |
2416 | { | |
b7f3516f | 2417 | scm_putc (' ', port); |
bc86da5d MD |
2418 | SCM_REAL_VALUE (z) = ((double *) SCM_VELTS (ra))[j]; |
2419 | scm_print_real (z, port, pstate); | |
0f2d19dd JB |
2420 | } |
2421 | } | |
2422 | break; | |
2423 | case scm_tc7_cvect: | |
2424 | if (n-- > 0) | |
2425 | { | |
bc86da5d MD |
2426 | SCM cz = scm_make_complex (0.0, 1.0), z = scm_make_real (1.0 / 3.0); |
2427 | SCM_REAL_VALUE (z) = | |
2428 | SCM_COMPLEX_REAL (cz) = ((double *) SCM_VELTS (ra))[2 * j]; | |
2429 | SCM_COMPLEX_IMAG (cz) = ((double *) SCM_VELTS (ra))[2 * j + 1]; | |
2430 | scm_print_complex ((0.0 == SCM_COMPLEX_IMAG (cz) ? z : cz), | |
2431 | port, pstate); | |
0f2d19dd JB |
2432 | for (j += inc; n-- > 0; j += inc) |
2433 | { | |
b7f3516f | 2434 | scm_putc (' ', port); |
bc86da5d MD |
2435 | SCM_REAL_VALUE (z) |
2436 | = SCM_COMPLEX_REAL (cz) = ((double *) SCM_VELTS (ra))[2 * j]; | |
2437 | SCM_COMPLEX_IMAG (cz) = ((double *) SCM_VELTS (ra))[2 * j + 1]; | |
2438 | scm_print_complex ((0.0 == SCM_COMPLEX_IMAG (cz) ? z : cz), | |
2439 | port, pstate); | |
0f2d19dd JB |
2440 | } |
2441 | } | |
2442 | break; | |
0f2d19dd JB |
2443 | } |
2444 | } | |
2445 | ||
2446 | ||
1cc91f1b | 2447 | |
0f2d19dd | 2448 | int |
1bbd0b84 | 2449 | scm_raprin1 (SCM exp, SCM port, scm_print_state *pstate) |
0f2d19dd JB |
2450 | { |
2451 | SCM v = exp; | |
c014a02e | 2452 | unsigned long base = 0; |
b7f3516f | 2453 | scm_putc ('#', port); |
0f2d19dd | 2454 | tail: |
5c11cc9d | 2455 | switch SCM_TYP7 (v) |
0f2d19dd JB |
2456 | { |
2457 | case scm_tc7_smob: | |
2458 | { | |
2459 | long ndim = SCM_ARRAY_NDIM (v); | |
2460 | base = SCM_ARRAY_BASE (v); | |
2461 | v = SCM_ARRAY_V (v); | |
2462 | if (SCM_ARRAYP (v)) | |
2463 | ||
2464 | { | |
b7f3516f | 2465 | scm_puts ("<enclosed-array ", port); |
9882ea19 | 2466 | rapr1 (exp, base, 0, port, pstate); |
b7f3516f | 2467 | scm_putc ('>', port); |
0f2d19dd JB |
2468 | return 1; |
2469 | } | |
2470 | else | |
2471 | { | |
2472 | scm_intprint (ndim, 10, port); | |
2473 | goto tail; | |
2474 | } | |
2475 | } | |
2476 | case scm_tc7_bvect: | |
fee7ef83 | 2477 | if (SCM_EQ_P (exp, v)) |
0f2d19dd | 2478 | { /* a uve, not an scm_array */ |
c014a02e | 2479 | register long i, j, w; |
b7f3516f | 2480 | scm_putc ('*', port); |
c014a02e | 2481 | for (i = 0; i < (SCM_BITVECTOR_LENGTH (exp)) / SCM_LONG_BIT; i++) |
0f2d19dd | 2482 | { |
92c2555f | 2483 | scm_t_bits w = SCM_UNPACK (SCM_VELTS (exp)[i]); |
c014a02e | 2484 | for (j = SCM_LONG_BIT; j; j--) |
0f2d19dd | 2485 | { |
b7f3516f | 2486 | scm_putc (w & 1 ? '1' : '0', port); |
0f2d19dd JB |
2487 | w >>= 1; |
2488 | } | |
2489 | } | |
c014a02e | 2490 | j = SCM_BITVECTOR_LENGTH (exp) % SCM_LONG_BIT; |
0f2d19dd JB |
2491 | if (j) |
2492 | { | |
c014a02e | 2493 | w = SCM_UNPACK (SCM_VELTS (exp)[SCM_BITVECTOR_LENGTH (exp) / SCM_LONG_BIT]); |
0f2d19dd JB |
2494 | for (; j; j--) |
2495 | { | |
b7f3516f | 2496 | scm_putc (w & 1 ? '1' : '0', port); |
0f2d19dd JB |
2497 | w >>= 1; |
2498 | } | |
2499 | } | |
2500 | return 1; | |
2501 | } | |
2502 | else | |
b7f3516f | 2503 | scm_putc ('b', port); |
0f2d19dd JB |
2504 | break; |
2505 | case scm_tc7_string: | |
b7f3516f | 2506 | scm_putc ('a', port); |
0f2d19dd JB |
2507 | break; |
2508 | case scm_tc7_byvect: | |
05c33d09 | 2509 | scm_putc ('y', port); |
0f2d19dd JB |
2510 | break; |
2511 | case scm_tc7_uvect: | |
b7f3516f | 2512 | scm_putc ('u', port); |
0f2d19dd JB |
2513 | break; |
2514 | case scm_tc7_ivect: | |
b7f3516f | 2515 | scm_putc ('e', port); |
0f2d19dd JB |
2516 | break; |
2517 | case scm_tc7_svect: | |
05c33d09 | 2518 | scm_putc ('h', port); |
0f2d19dd | 2519 | break; |
5c11cc9d | 2520 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 2521 | case scm_tc7_llvect: |
5c11cc9d | 2522 | scm_putc ('l', port); |
0f2d19dd JB |
2523 | break; |
2524 | #endif | |
0f2d19dd | 2525 | case scm_tc7_fvect: |
b7f3516f | 2526 | scm_putc ('s', port); |
0f2d19dd | 2527 | break; |
0f2d19dd | 2528 | case scm_tc7_dvect: |
b7f3516f | 2529 | scm_putc ('i', port); |
0f2d19dd JB |
2530 | break; |
2531 | case scm_tc7_cvect: | |
b7f3516f | 2532 | scm_putc ('c', port); |
0f2d19dd | 2533 | break; |
0f2d19dd | 2534 | } |
b7f3516f | 2535 | scm_putc ('(', port); |
9882ea19 | 2536 | rapr1 (exp, base, 0, port, pstate); |
b7f3516f | 2537 | scm_putc (')', port); |
0f2d19dd JB |
2538 | return 1; |
2539 | } | |
2540 | ||
3b3b36dd | 2541 | SCM_DEFINE (scm_array_prototype, "array-prototype", 1, 0, 0, |
1bbd0b84 | 2542 | (SCM ra), |
1e6808ea MG |
2543 | "Return an object that would produce an array of the same type\n" |
2544 | "as @var{array}, if used as the @var{prototype} for\n" | |
b380b885 | 2545 | "@code{make-uniform-array}.") |
1bbd0b84 | 2546 | #define FUNC_NAME s_scm_array_prototype |
0f2d19dd JB |
2547 | { |
2548 | int enclosed = 0; | |
2549 | SCM_ASRTGO (SCM_NIMP (ra), badarg); | |
2550 | loop: | |
74014c46 | 2551 | switch SCM_TYP7 (ra) |
0f2d19dd JB |
2552 | { |
2553 | default: | |
276dd677 | 2554 | badarg:SCM_WRONG_TYPE_ARG (1, ra); |
0f2d19dd JB |
2555 | case scm_tc7_smob: |
2556 | SCM_ASRTGO (SCM_ARRAYP (ra), badarg); | |
2557 | if (enclosed++) | |
2558 | return SCM_UNSPECIFIED; | |
2559 | ra = SCM_ARRAY_V (ra); | |
2560 | goto loop; | |
2561 | case scm_tc7_vector: | |
95f5b0f5 | 2562 | case scm_tc7_wvect: |
0f2d19dd JB |
2563 | return SCM_EOL; |
2564 | case scm_tc7_bvect: | |
2565 | return SCM_BOOL_T; | |
2566 | case scm_tc7_string: | |
7866a09b | 2567 | return SCM_MAKE_CHAR ('a'); |
0f2d19dd | 2568 | case scm_tc7_byvect: |
7866a09b | 2569 | return SCM_MAKE_CHAR ('\0'); |
0f2d19dd JB |
2570 | case scm_tc7_uvect: |
2571 | return SCM_MAKINUM (1L); | |
2572 | case scm_tc7_ivect: | |
2573 | return SCM_MAKINUM (-1L); | |
2574 | case scm_tc7_svect: | |
38ae064c | 2575 | return scm_str2symbol ("s"); |
5c11cc9d | 2576 | #ifdef HAVE_LONG_LONGS |
0f2d19dd | 2577 | case scm_tc7_llvect: |
38ae064c | 2578 | return scm_str2symbol ("l"); |
0f2d19dd | 2579 | #endif |
0f2d19dd | 2580 | case scm_tc7_fvect: |
bc86da5d | 2581 | return scm_make_real (1.0); |
0f2d19dd | 2582 | case scm_tc7_dvect: |
bc86da5d | 2583 | return scm_make_real (1.0 / 3.0); |
0f2d19dd | 2584 | case scm_tc7_cvect: |
bc86da5d | 2585 | return scm_make_complex (0.0, 1.0); |
0f2d19dd JB |
2586 | } |
2587 | } | |
1bbd0b84 | 2588 | #undef FUNC_NAME |
0f2d19dd | 2589 | |
1cc91f1b | 2590 | |
0f2d19dd | 2591 | static SCM |
e841c3e0 | 2592 | array_mark (SCM ptr) |
0f2d19dd | 2593 | { |
0f2d19dd JB |
2594 | return SCM_ARRAY_V (ptr); |
2595 | } | |
2596 | ||
1cc91f1b | 2597 | |
1be6b49c | 2598 | static size_t |
e841c3e0 | 2599 | array_free (SCM ptr) |
0f2d19dd | 2600 | { |
405aaef9 | 2601 | scm_must_free (SCM_ARRAY_MEM (ptr)); |
92c2555f MV |
2602 | return sizeof (scm_t_array) + |
2603 | SCM_ARRAY_NDIM (ptr) * sizeof (scm_t_array_dim); | |
0f2d19dd JB |
2604 | } |
2605 | ||
0f2d19dd JB |
2606 | void |
2607 | scm_init_unif () | |
0f2d19dd | 2608 | { |
e841c3e0 KN |
2609 | scm_tc16_array = scm_make_smob_type ("array", 0); |
2610 | scm_set_smob_mark (scm_tc16_array, array_mark); | |
2611 | scm_set_smob_free (scm_tc16_array, array_free); | |
2612 | scm_set_smob_print (scm_tc16_array, scm_raprin1); | |
2613 | scm_set_smob_equalp (scm_tc16_array, scm_array_equal_p); | |
0f2d19dd | 2614 | scm_add_feature ("array"); |
8dc9439f | 2615 | #ifndef SCM_MAGIC_SNARFER |
a0599745 | 2616 | #include "libguile/unif.x" |
8dc9439f | 2617 | #endif |
0f2d19dd | 2618 | } |
89e00824 ML |
2619 | |
2620 | /* | |
2621 | Local Variables: | |
2622 | c-file-style: "gnu" | |
2623 | End: | |
2624 | */ |