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2cc41672 | 1 | /* Copyright (C) 1995, 1996, 1998, 1999 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. */ |
0f2d19dd JB |
41 | \f |
42 | ||
43 | #include <stdio.h> | |
44 | #include "_scm.h" | |
20e6290e | 45 | #include "eq.h" |
0f2d19dd | 46 | |
20e6290e | 47 | #include "vectors.h" |
6e706938 | 48 | #include "unif.h" |
0f2d19dd JB |
49 | \f |
50 | ||
afe5177e GH |
51 | /* |
52 | * This complicates things too much if allowed on any array. | |
53 | * C code can safely call it on arrays known to be used in a single | |
54 | * threaded manner. | |
55 | * | |
56 | * SCM_PROC(s_vector_set_length_x, "vector-set-length!", 2, 0, 0, scm_vector_set_length_x); | |
57 | */ | |
58 | static char s_vector_set_length_x[] = "vector-set-length!"; | |
59 | ||
60 | ||
61 | SCM | |
62 | scm_vector_set_length_x (vect, len) | |
63 | SCM vect; | |
64 | SCM len; | |
65 | { | |
66 | long l; | |
67 | scm_sizet siz; | |
68 | scm_sizet sz; | |
69 | ||
70 | l = SCM_INUM (len); | |
71 | SCM_ASRTGO (SCM_NIMP (vect), badarg1); | |
72 | ||
73 | #ifdef HAVE_ARRAYS | |
74 | if (SCM_TYP7 (vect) == scm_tc7_bvect) | |
75 | { | |
76 | l = (l + SCM_LONG_BIT - 1) / SCM_LONG_BIT; | |
77 | } | |
78 | sz = scm_uniform_element_size (vect); | |
79 | if (sz == 0) | |
80 | #endif | |
81 | switch (SCM_TYP7 (vect)) | |
82 | { | |
83 | default: | |
84 | badarg1: scm_wta (vect, (char *) SCM_ARG1, s_vector_set_length_x); | |
85 | case scm_tc7_string: | |
86 | SCM_ASRTGO (vect != scm_nullstr, badarg1); | |
87 | sz = sizeof (char); | |
88 | l++; | |
89 | break; | |
90 | case scm_tc7_vector: | |
91 | case scm_tc7_wvect: | |
92 | SCM_ASRTGO (vect != scm_nullvect, badarg1); | |
93 | sz = sizeof (SCM); | |
94 | break; | |
95 | } | |
96 | SCM_ASSERT (SCM_INUMP (len), len, SCM_ARG2, s_vector_set_length_x); | |
97 | if (!l) | |
98 | l = 1L; | |
99 | siz = l * sz; | |
100 | if (siz != l * sz) | |
101 | scm_wta (SCM_MAKINUM (l * sz), (char *) SCM_NALLOC, s_vector_set_length_x); | |
102 | SCM_REDEFER_INTS; | |
103 | SCM_SETCHARS (vect, | |
104 | ((char *) | |
105 | scm_must_realloc (SCM_CHARS (vect), | |
106 | (long) SCM_LENGTH (vect) * sz, | |
107 | (long) siz, | |
108 | s_vector_set_length_x))); | |
109 | if (SCM_VECTORP (vect)) | |
110 | { | |
111 | sz = SCM_LENGTH (vect); | |
112 | while (l > sz) | |
113 | SCM_VELTS (vect)[--l] = SCM_UNSPECIFIED; | |
114 | } | |
115 | else if (SCM_STRINGP (vect)) | |
116 | SCM_CHARS (vect)[l - 1] = 0; | |
117 | SCM_SETLENGTH (vect, SCM_INUM (len), SCM_TYP7 (vect)); | |
118 | SCM_REALLOW_INTS; | |
119 | return vect; | |
120 | } | |
0f2d19dd JB |
121 | |
122 | SCM_PROC(s_vector_p, "vector?", 1, 0, 0, scm_vector_p); | |
1cc91f1b | 123 | |
0f2d19dd JB |
124 | SCM |
125 | scm_vector_p(x) | |
126 | SCM x; | |
0f2d19dd | 127 | { |
ff467021 | 128 | if (SCM_IMP(x)) return SCM_BOOL_F; |
0f2d19dd JB |
129 | return SCM_VECTORP(x) ? SCM_BOOL_T : SCM_BOOL_F; |
130 | } | |
131 | ||
9eb8500a | 132 | SCM_GPROC(s_vector_length, "vector-length", 1, 0, 0, scm_vector_length, g_vector_length); |
1cc91f1b | 133 | |
0f2d19dd JB |
134 | SCM |
135 | scm_vector_length(v) | |
136 | SCM v; | |
0f2d19dd | 137 | { |
9eb8500a MD |
138 | SCM_GASSERT1(SCM_NIMP(v) && SCM_VECTORP(v), |
139 | g_vector_length, v, SCM_ARG1, s_vector_length); | |
0f2d19dd JB |
140 | return SCM_MAKINUM(SCM_LENGTH(v)); |
141 | } | |
142 | ||
143 | SCM_PROC(s_list_to_vector, "list->vector", 1, 0, 0, scm_vector); | |
144 | SCM_PROC(s_vector, "vector", 0, 0, 1, scm_vector); | |
1cc91f1b | 145 | |
0f2d19dd JB |
146 | SCM |
147 | scm_vector(l) | |
148 | SCM l; | |
0f2d19dd JB |
149 | { |
150 | SCM res; | |
151 | register SCM *data; | |
152 | long i = scm_ilength(l); | |
153 | SCM_ASSERT(i >= 0, l, SCM_ARG1, s_vector); | |
a61ef59b | 154 | res = scm_make_vector (SCM_MAKINUM(i), SCM_UNSPECIFIED); |
0f2d19dd JB |
155 | data = SCM_VELTS(res); |
156 | for(;i && SCM_NIMP(l);--i, l = SCM_CDR(l)) | |
157 | *data++ = SCM_CAR(l); | |
158 | return res; | |
159 | } | |
160 | ||
9eb8500a | 161 | SCM_GPROC(s_vector_ref, "vector-ref", 2, 0, 0, scm_vector_ref, g_vector_ref); |
1cc91f1b | 162 | |
0f2d19dd | 163 | SCM |
ea633082 | 164 | scm_vector_ref (SCM v, SCM k) |
0f2d19dd | 165 | { |
9eb8500a MD |
166 | SCM_GASSERT2 (SCM_NIMP (v) && SCM_VECTORP (v), |
167 | g_vector_ref, v, k, SCM_ARG1, s_vector_ref); | |
168 | SCM_GASSERT2 (SCM_INUMP (k), | |
169 | g_vector_ref, v, k, SCM_ARG2, s_vector_ref); | |
ea633082 MD |
170 | SCM_ASSERT (SCM_INUM (k) < SCM_LENGTH (v) && SCM_INUM (k) >= 0, |
171 | k, SCM_OUTOFRANGE, s_vector_ref); | |
172 | return SCM_VELTS (v)[(long) SCM_INUM (k)]; | |
0f2d19dd JB |
173 | } |
174 | ||
9eb8500a | 175 | SCM_GPROC(s_vector_set_x, "vector-set!", 3, 0, 0, scm_vector_set_x, g_vector_set_x); |
1cc91f1b | 176 | |
0f2d19dd JB |
177 | SCM |
178 | scm_vector_set_x(v, k, obj) | |
179 | SCM v; | |
180 | SCM k; | |
181 | SCM obj; | |
0f2d19dd | 182 | { |
9eb8500a MD |
183 | SCM_GASSERTn (SCM_NIMP(v) && SCM_VECTORP(v), |
184 | g_vector_set_x, SCM_LIST3 (v, k, obj), | |
185 | SCM_ARG1, s_vector_set_x); | |
186 | SCM_GASSERTn (SCM_INUMP(k), | |
187 | g_vector_set_x, SCM_LIST3 (v, k, obj), | |
188 | SCM_ARG2, s_vector_set_x); | |
189 | SCM_ASSERT ((SCM_INUM(k) < SCM_LENGTH(v)) && (SCM_INUM(k) >= 0), | |
190 | k, SCM_OUTOFRANGE, s_vector_set_x); | |
0f2d19dd JB |
191 | SCM_VELTS(v)[((long) SCM_INUM(k))] = obj; |
192 | return obj; | |
193 | } | |
194 | ||
195 | ||
a61ef59b | 196 | SCM_PROC (s_make_vector, "make-vector", 1, 1, 0, scm_make_vector); |
1cc91f1b | 197 | |
0f2d19dd | 198 | SCM |
a61ef59b | 199 | scm_make_vector (k, fill) |
0f2d19dd JB |
200 | SCM k; |
201 | SCM fill; | |
0f2d19dd JB |
202 | { |
203 | SCM v; | |
0f2d19dd JB |
204 | register long i; |
205 | register long j; | |
206 | register SCM *velts; | |
207 | ||
208 | SCM_ASSERT(SCM_INUMP(k) && (0 <= SCM_INUM (k)), k, SCM_ARG1, s_make_vector); | |
209 | if (SCM_UNBNDP(fill)) | |
d60cebe2 | 210 | fill = SCM_UNSPECIFIED; |
0f2d19dd JB |
211 | i = SCM_INUM(k); |
212 | SCM_NEWCELL(v); | |
213 | SCM_DEFER_INTS; | |
214 | SCM_SETCHARS(v, scm_must_malloc(i?(long)(i*sizeof(SCM)):1L, s_vector)); | |
215 | SCM_SETLENGTH(v, i, scm_tc7_vector); | |
216 | velts = SCM_VELTS(v); | |
217 | j = 0; | |
0f2d19dd JB |
218 | while(--i >= j) (velts)[i] = fill; |
219 | SCM_ALLOW_INTS; | |
220 | return v; | |
221 | } | |
222 | ||
223 | ||
224 | SCM_PROC(s_vector_to_list, "vector->list", 1, 0, 0, scm_vector_to_list); | |
1cc91f1b | 225 | |
0f2d19dd JB |
226 | SCM |
227 | scm_vector_to_list(v) | |
228 | SCM v; | |
0f2d19dd JB |
229 | { |
230 | SCM res = SCM_EOL; | |
231 | long i; | |
232 | SCM *data; | |
233 | SCM_ASSERT(SCM_NIMP(v) && SCM_VECTORP(v), v, SCM_ARG1, s_vector_to_list); | |
234 | data = SCM_VELTS(v); | |
235 | for(i = SCM_LENGTH(v)-1;i >= 0;i--) res = scm_cons(data[i], res); | |
236 | return res; | |
237 | } | |
238 | ||
239 | ||
a61ef59b | 240 | SCM_PROC (s_vector_fill_x, "vector-fill!", 2, 0, 0, scm_vector_fill_x); |
1cc91f1b | 241 | |
0f2d19dd | 242 | SCM |
a61ef59b | 243 | scm_vector_fill_x (v, fill_x) |
0f2d19dd JB |
244 | SCM v; |
245 | SCM fill_x; | |
0f2d19dd JB |
246 | { |
247 | register long i; | |
248 | register SCM *data; | |
249 | SCM_ASSERT(SCM_NIMP(v) && SCM_VECTORP(v), v, SCM_ARG1, s_vector_fill_x); | |
250 | data = SCM_VELTS(v); | |
a61ef59b MD |
251 | for(i = SCM_LENGTH(v) - 1; i >= 0; i--) |
252 | data[i] = fill_x; | |
0f2d19dd JB |
253 | return SCM_UNSPECIFIED; |
254 | } | |
255 | ||
256 | ||
1cc91f1b | 257 | |
0f2d19dd JB |
258 | SCM |
259 | scm_vector_equal_p(x, y) | |
260 | SCM x; | |
261 | SCM y; | |
0f2d19dd JB |
262 | { |
263 | long i; | |
264 | for(i = SCM_LENGTH(x)-1;i >= 0;i--) | |
265 | if (SCM_FALSEP(scm_equal_p(SCM_VELTS(x)[i], SCM_VELTS(y)[i]))) | |
266 | return SCM_BOOL_F; | |
267 | return SCM_BOOL_T; | |
268 | } | |
269 | ||
270 | ||
271 | SCM_PROC (s_vector_move_left_x, "vector-move-left!", 5, 0, 0, scm_vector_move_left_x); | |
1cc91f1b | 272 | |
0f2d19dd JB |
273 | SCM |
274 | scm_vector_move_left_x (vec1, start1, end1, vec2, start2) | |
275 | SCM vec1; | |
276 | SCM start1; | |
277 | SCM end1; | |
278 | SCM vec2; | |
279 | SCM start2; | |
0f2d19dd JB |
280 | { |
281 | long i; | |
282 | long j; | |
283 | long e; | |
284 | ||
285 | SCM_ASSERT (SCM_NIMP (vec1) && SCM_VECTORP (vec1), vec1, SCM_ARG1, s_vector_move_left_x); | |
286 | SCM_ASSERT (SCM_INUMP (start1), start1, SCM_ARG2, s_vector_move_left_x); | |
287 | SCM_ASSERT (SCM_INUMP (end1), end1, SCM_ARG3, s_vector_move_left_x); | |
288 | SCM_ASSERT (SCM_NIMP (vec2) && SCM_VECTORP (vec2), vec2, SCM_ARG4, s_vector_move_left_x); | |
289 | SCM_ASSERT (SCM_INUMP (start2), start2, SCM_ARG5, s_vector_move_left_x); | |
290 | i = SCM_INUM (start1); | |
291 | j = SCM_INUM (start2); | |
292 | e = SCM_INUM (end1); | |
293 | SCM_ASSERT (i <= SCM_LENGTH (vec1) && i >= 0, start1, SCM_OUTOFRANGE, s_vector_move_left_x); | |
294 | SCM_ASSERT (j <= SCM_LENGTH (vec2) && j >= 0, start2, SCM_OUTOFRANGE, s_vector_move_left_x); | |
295 | SCM_ASSERT (e <= SCM_LENGTH (vec1) && e >= 0, end1, SCM_OUTOFRANGE, s_vector_move_left_x); | |
296 | SCM_ASSERT (e-i+j <= SCM_LENGTH (vec2), start2, SCM_OUTOFRANGE, s_vector_move_left_x); | |
297 | while (i<e) SCM_VELTS (vec2)[j++] = SCM_VELTS (vec1)[i++]; | |
298 | return SCM_UNSPECIFIED; | |
299 | } | |
300 | ||
301 | SCM_PROC (s_vector_move_right_x, "vector-move-right!", 5, 0, 0, scm_vector_move_right_x); | |
1cc91f1b | 302 | |
0f2d19dd JB |
303 | SCM |
304 | scm_vector_move_right_x (vec1, start1, end1, vec2, start2) | |
305 | SCM vec1; | |
306 | SCM start1; | |
307 | SCM end1; | |
308 | SCM vec2; | |
309 | SCM start2; | |
0f2d19dd JB |
310 | { |
311 | long i; | |
312 | long j; | |
313 | long e; | |
314 | ||
2cc41672 MD |
315 | SCM_ASSERT (SCM_NIMP (vec1) && SCM_VECTORP (vec1), |
316 | vec1, SCM_ARG1, s_vector_move_right_x); | |
0f2d19dd JB |
317 | SCM_ASSERT (SCM_INUMP (start1), start1, SCM_ARG2, s_vector_move_right_x); |
318 | SCM_ASSERT (SCM_INUMP (end1), end1, SCM_ARG3, s_vector_move_right_x); | |
2cc41672 MD |
319 | SCM_ASSERT (SCM_NIMP (vec2) && SCM_VECTORP (vec2), |
320 | vec2, SCM_ARG4, s_vector_move_right_x); | |
0f2d19dd JB |
321 | SCM_ASSERT (SCM_INUMP (start2), start2, SCM_ARG5, s_vector_move_right_x); |
322 | i = SCM_INUM (start1); | |
323 | j = SCM_INUM (start2); | |
324 | e = SCM_INUM (end1); | |
2cc41672 MD |
325 | SCM_ASSERT (i <= SCM_LENGTH (vec1) && i >= 0, |
326 | start1, SCM_OUTOFRANGE, s_vector_move_right_x); | |
327 | SCM_ASSERT (j <= SCM_LENGTH (vec2) && j >= 0, | |
328 | start2, SCM_OUTOFRANGE, s_vector_move_right_x); | |
329 | SCM_ASSERT (e <= SCM_LENGTH (vec1) && e >= 0, | |
330 | end1, SCM_OUTOFRANGE, s_vector_move_right_x); | |
331 | j = e - i + j; | |
332 | SCM_ASSERT (j <= SCM_LENGTH (vec2), | |
333 | start2, SCM_OUTOFRANGE, s_vector_move_right_x); | |
334 | while (i < e) | |
335 | SCM_VELTS (vec2)[--j] = SCM_VELTS (vec1)[--e]; | |
0f2d19dd JB |
336 | return SCM_UNSPECIFIED; |
337 | } | |
338 | ||
339 | ||
1cc91f1b | 340 | |
0f2d19dd JB |
341 | void |
342 | scm_init_vectors () | |
0f2d19dd JB |
343 | { |
344 | #include "vectors.x" | |
afe5177e GH |
345 | /* |
346 | scm_make_subr (s_resizuve, scm_tc7_subr_2, scm_vector_set_length_x); */ | |
0f2d19dd JB |
347 | } |
348 |