Commit | Line | Data |
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cc95e00a | 1 | /* Copyright (C) 1995,1996,1998,1999,2000,2001, 2004 Free Software Foundation, Inc. |
0f2d19dd | 2 | * |
73be1d9e MV |
3 | * This library is free software; you can redistribute it and/or |
4 | * modify it under the terms of the GNU Lesser General Public | |
5 | * License as published by the Free Software Foundation; either | |
6 | * version 2.1 of the License, or (at your option) any later version. | |
0f2d19dd | 7 | * |
73be1d9e MV |
8 | * This library is distributed in the hope that it will be useful, |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
11 | * Lesser General Public License for more details. | |
0f2d19dd | 12 | * |
73be1d9e MV |
13 | * You should have received a copy of the GNU Lesser General Public |
14 | * License along with this library; if not, write to the Free Software | |
15 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
16 | */ | |
1bbd0b84 | 17 | |
1bbd0b84 | 18 | |
0f2d19dd JB |
19 | \f |
20 | ||
cbd41c89 RB |
21 | #if HAVE_CONFIG_H |
22 | # include <config.h> | |
23 | #endif | |
24 | ||
13070bd3 | 25 | #include <string.h> |
7d04d68b | 26 | #include <stdio.h> |
13070bd3 | 27 | |
a0599745 MD |
28 | #include "libguile/_scm.h" |
29 | #include "libguile/libpath.h" | |
30 | #include "libguile/fports.h" | |
31 | #include "libguile/read.h" | |
32 | #include "libguile/eval.h" | |
33 | #include "libguile/throw.h" | |
34 | #include "libguile/alist.h" | |
35 | #include "libguile/dynwind.h" | |
36 | #include "libguile/root.h" | |
37 | #include "libguile/strings.h" | |
f33b174d | 38 | #include "libguile/modules.h" |
c96d76b8 | 39 | #include "libguile/lang.h" |
7d04d68b | 40 | #include "libguile/chars.h" |
c44ca4fe | 41 | #include "libguile/srfi-13.h" |
a0599745 MD |
42 | |
43 | #include "libguile/validate.h" | |
44 | #include "libguile/load.h" | |
06721500 JB |
45 | |
46 | #include <sys/types.h> | |
47 | #include <sys/stat.h> | |
48 | ||
49 | #ifdef HAVE_UNISTD_H | |
50 | #include <unistd.h> | |
51 | #endif /* HAVE_UNISTD_H */ | |
52 | ||
53 | #ifndef R_OK | |
54 | #define R_OK 4 | |
55 | #endif | |
0f2d19dd JB |
56 | |
57 | \f | |
06721500 | 58 | /* Loading a file, given an absolute filename. */ |
0f2d19dd | 59 | |
26544b96 JB |
60 | /* Hook to run when we load a file, perhaps to announce the fact somewhere. |
61 | Applied to the full name of the file. */ | |
62 | static SCM *scm_loc_load_hook; | |
63 | ||
c7023c69 | 64 | static void |
d7834b91 MD |
65 | swap_port (void *data) |
66 | { | |
67 | SCM *save_port = data, tmp = scm_cur_loadp; | |
68 | scm_cur_loadp = *save_port; | |
69 | *save_port = tmp; | |
70 | } | |
71 | ||
72 | static SCM | |
73 | load (void *data) | |
74 | { | |
54778cd3 | 75 | SCM port = SCM_PACK (data); |
d7834b91 MD |
76 | while (1) |
77 | { | |
54778cd3 | 78 | SCM form = scm_read (port); |
d7834b91 MD |
79 | if (SCM_EOF_OBJECT_P (form)) |
80 | break; | |
f1b7a066 | 81 | scm_primitive_eval_x (form); |
d7834b91 MD |
82 | } |
83 | return SCM_UNSPECIFIED; | |
84 | } | |
85 | ||
3b3b36dd | 86 | SCM_DEFINE (scm_primitive_load, "primitive-load", 1, 0, 0, |
1bbd0b84 | 87 | (SCM filename), |
67e8151b MG |
88 | "Load the file named @var{filename} and evaluate its contents in\n" |
89 | "the top-level environment. The load paths are not searched;\n" | |
90 | "@var{filename} must either be a full pathname or be a pathname\n" | |
91 | "relative to the current directory. If the variable\n" | |
92 | "@code{%load-hook} is defined, it should be bound to a procedure\n" | |
93 | "that will be called before any code is loaded. See the\n" | |
94 | "documentation for @code{%load-hook} later in this section.") | |
1bbd0b84 | 95 | #define FUNC_NAME s_scm_primitive_load |
0f2d19dd | 96 | { |
26544b96 | 97 | SCM hook = *scm_loc_load_hook; |
a6d9e5ab | 98 | SCM_VALIDATE_STRING (1, filename); |
bc36d050 | 99 | if (scm_is_true (hook) && scm_is_false (scm_procedure_p (hook))) |
2ade72d7 DH |
100 | SCM_MISC_ERROR ("value of %load-hook is neither a procedure nor #f", |
101 | SCM_EOL); | |
26544b96 | 102 | |
bc36d050 | 103 | if (!scm_is_false (hook)) |
fdc28395 | 104 | scm_call_1 (hook, filename); |
26544b96 | 105 | |
1bbd0b84 | 106 | { /* scope */ |
d7834b91 | 107 | SCM port, save_port; |
cc95e00a | 108 | port = scm_open_file (filename, scm_from_locale_string ("r")); |
d7834b91 MD |
109 | save_port = port; |
110 | scm_internal_dynamic_wind (swap_port, | |
111 | load, | |
112 | swap_port, | |
54778cd3 | 113 | (void *) SCM_UNPACK (port), |
d7834b91 | 114 | &save_port); |
0f2d19dd JB |
115 | scm_close_port (port); |
116 | } | |
b59b97ba | 117 | return SCM_UNSPECIFIED; |
0f2d19dd | 118 | } |
1bbd0b84 | 119 | #undef FUNC_NAME |
0f2d19dd | 120 | |
c519b272 MV |
121 | SCM |
122 | scm_c_primitive_load (const char *filename) | |
123 | { | |
cc95e00a | 124 | return scm_primitive_load (scm_from_locale_string (filename)); |
c519b272 MV |
125 | } |
126 | ||
0f2d19dd | 127 | \f |
3feedb00 MD |
128 | /* Builtin path to scheme library files. */ |
129 | #ifdef SCM_PKGDATA_DIR | |
a1ec6916 | 130 | SCM_DEFINE (scm_sys_package_data_dir, "%package-data-dir", 0, 0, 0, |
1bbd0b84 | 131 | (), |
b380b885 MD |
132 | "Return the name of the directory where Scheme packages, modules and\n" |
133 | "libraries are kept. On most Unix systems, this will be\n" | |
134 | "@samp{/usr/local/share/guile}.") | |
1bbd0b84 | 135 | #define FUNC_NAME s_scm_sys_package_data_dir |
3feedb00 | 136 | { |
cc95e00a | 137 | return scm_from_locale_string (SCM_PKGDATA_DIR); |
3feedb00 | 138 | } |
1bbd0b84 | 139 | #undef FUNC_NAME |
3feedb00 MD |
140 | #endif /* SCM_PKGDATA_DIR */ |
141 | ||
e8e9b690 | 142 | #ifdef SCM_LIBRARY_DIR |
a1ec6916 | 143 | SCM_DEFINE (scm_sys_library_dir, "%library-dir", 0,0,0, |
e8e9b690 | 144 | (), |
b380b885 MD |
145 | "Return the directory where the Guile Scheme library files are installed.\n" |
146 | "E.g., may return \"/usr/share/guile/1.3.5\".") | |
e8e9b690 GB |
147 | #define FUNC_NAME s_scm_sys_library_dir |
148 | { | |
cc95e00a | 149 | return scm_from_locale_string (SCM_LIBRARY_DIR); |
e8e9b690 GB |
150 | } |
151 | #undef FUNC_NAME | |
152 | #endif /* SCM_LIBRARY_DIR */ | |
153 | ||
154 | #ifdef SCM_SITE_DIR | |
a1ec6916 | 155 | SCM_DEFINE (scm_sys_site_dir, "%site-dir", 0,0,0, |
e8e9b690 | 156 | (), |
b380b885 MD |
157 | "Return the directory where the Guile site files are installed.\n" |
158 | "E.g., may return \"/usr/share/guile/site\".") | |
e8e9b690 GB |
159 | #define FUNC_NAME s_scm_sys_site_dir |
160 | { | |
cc95e00a | 161 | return scm_from_locale_string (SCM_SITE_DIR); |
e8e9b690 GB |
162 | } |
163 | #undef FUNC_NAME | |
164 | #endif /* SCM_SITE_DIR */ | |
165 | ||
166 | ||
167 | ||
3feedb00 | 168 | \f |
06721500 | 169 | /* Initializing the load path, and searching it. */ |
0f2d19dd | 170 | |
26544b96 | 171 | /* List of names of directories we search for files to load. */ |
06721500 JB |
172 | static SCM *scm_loc_load_path; |
173 | ||
26544b96 JB |
174 | /* List of extensions we try adding to the filenames. */ |
175 | static SCM *scm_loc_load_extensions; | |
176 | ||
01cddfc1 | 177 | |
a1ec6916 | 178 | SCM_DEFINE (scm_parse_path, "parse-path", 1, 1, 0, |
1bbd0b84 | 179 | (SCM path, SCM tail), |
d91788cb MG |
180 | "Parse @var{path}, which is expected to be a colon-separated\n" |
181 | "string, into a list and return the resulting list with\n" | |
182 | "@var{tail} appended. If @var{path} is @code{#f}, @var{tail}\n" | |
183 | "is returned.") | |
1bbd0b84 | 184 | #define FUNC_NAME s_scm_parse_path |
04e8fb0a | 185 | { |
7d04d68b MV |
186 | #ifdef __MINGW32__ |
187 | SCM sep = SCM_MAKE_CHAR (';'); | |
188 | #else | |
189 | SCM sep = SCM_MAKE_CHAR (':'); | |
190 | #endif | |
191 | ||
04e8fb0a MD |
192 | if (SCM_UNBNDP (tail)) |
193 | tail = SCM_EOL; | |
7888309b | 194 | return (scm_is_false (path) |
04e8fb0a | 195 | ? tail |
7d04d68b | 196 | : scm_append_x (scm_list_2 (scm_string_split (path, sep), tail))); |
04e8fb0a | 197 | } |
1bbd0b84 | 198 | #undef FUNC_NAME |
04e8fb0a MD |
199 | |
200 | ||
06721500 | 201 | /* Initialize the global variable %load-path, given the value of the |
3feedb00 | 202 | SCM_SITE_DIR and SCM_LIBRARY_DIR preprocessor symbols and the |
01cddfc1 | 203 | GUILE_LOAD_PATH environment variable. */ |
0f2d19dd | 204 | void |
06721500 JB |
205 | scm_init_load_path () |
206 | { | |
11c5e0bf | 207 | char *env; |
06721500 JB |
208 | SCM path = SCM_EOL; |
209 | ||
3feedb00 | 210 | #ifdef SCM_LIBRARY_DIR |
cc95e00a MV |
211 | path = scm_list_3 (scm_from_locale_string (SCM_SITE_DIR), |
212 | scm_from_locale_string (SCM_LIBRARY_DIR), | |
213 | scm_from_locale_string (SCM_PKGDATA_DIR)); | |
3feedb00 | 214 | #endif /* SCM_LIBRARY_DIR */ |
06721500 | 215 | |
11c5e0bf MV |
216 | env = getenv ("GUILE_LOAD_PATH"); |
217 | if (env) | |
218 | path = scm_parse_path (scm_from_locale_string (env), path); | |
01cddfc1 | 219 | |
06721500 JB |
220 | *scm_loc_load_path = path; |
221 | } | |
222 | ||
04e8fb0a | 223 | SCM scm_listofnullstr; |
06721500 | 224 | |
7d04d68b MV |
225 | /* Utility functions for assembling C strings in a buffer. |
226 | */ | |
227 | ||
228 | struct stringbuf { | |
229 | char *buf, *ptr; | |
230 | size_t buf_len; | |
231 | }; | |
232 | ||
233 | static void | |
234 | stringbuf_free (void *data) | |
235 | { | |
236 | struct stringbuf *buf = (struct stringbuf *)data; | |
237 | free (buf->buf); | |
238 | } | |
239 | ||
240 | static void | |
241 | stringbuf_grow (struct stringbuf *buf) | |
242 | { | |
243 | size_t ptroff = buf->ptr - buf->buf; | |
244 | buf->buf_len *= 2; | |
7d04d68b MV |
245 | buf->buf = scm_realloc (buf->buf, buf->buf_len); |
246 | buf->ptr = buf->buf + ptroff; | |
247 | } | |
248 | ||
249 | static void | |
250 | stringbuf_cat_locale_string (struct stringbuf *buf, SCM str) | |
251 | { | |
252 | size_t max_len = buf->buf_len - (buf->ptr - buf->buf) - 1; | |
253 | size_t len = scm_to_locale_stringbuf (str, buf->ptr, max_len); | |
254 | if (len > max_len) | |
255 | { | |
256 | /* buffer is too small, double its size and try again. | |
257 | */ | |
258 | stringbuf_grow (buf); | |
259 | stringbuf_cat_locale_string (buf, str); | |
260 | } | |
261 | else | |
262 | { | |
263 | /* string fits, terminate it and check for embedded '\0'. | |
264 | */ | |
265 | buf->ptr[len] = '\0'; | |
266 | if (strlen (buf->ptr) != len) | |
267 | scm_misc_error (NULL, | |
268 | "string contains #\\nul character: ~S", | |
269 | scm_list_1 (str)); | |
270 | buf->ptr += len; | |
271 | } | |
272 | } | |
273 | ||
274 | static void | |
275 | stringbuf_cat (struct stringbuf *buf, char *str) | |
276 | { | |
277 | size_t max_len = buf->buf_len - (buf->ptr - buf->buf) - 1; | |
278 | size_t len = strlen (str); | |
279 | if (len > max_len) | |
280 | { | |
281 | /* buffer is too small, double its size and try again. | |
282 | */ | |
283 | stringbuf_grow (buf); | |
284 | stringbuf_cat (buf, str); | |
285 | } | |
286 | else | |
287 | { | |
288 | /* string fits, copy it into buffer. | |
289 | */ | |
290 | strcpy (buf->ptr, str); | |
291 | buf->ptr += len; | |
292 | } | |
293 | } | |
294 | ||
295 | ||
04e8fb0a | 296 | /* Search PATH for a directory containing a file named FILENAME. |
06721500 | 297 | The file must be readable, and not a directory. |
26544b96 | 298 | If we find one, return its full filename; otherwise, return #f. |
56384176 JB |
299 | If FILENAME is absolute, return it unchanged. |
300 | If given, EXTENSIONS is a list of strings; for each directory | |
301 | in PATH, we search for FILENAME concatenated with each EXTENSION. */ | |
3b3b36dd | 302 | SCM_DEFINE (scm_search_path, "search-path", 2, 1, 0, |
1bbd0b84 | 303 | (SCM path, SCM filename, SCM extensions), |
d91788cb MG |
304 | "Search @var{path} for a directory containing a file named\n" |
305 | "@var{filename}. The file must be readable, and not a directory.\n" | |
306 | "If we find one, return its full filename; otherwise, return\n" | |
307 | "@code{#f}. If @var{filename} is absolute, return it unchanged.\n" | |
308 | "If given, @var{extensions} is a list of strings; for each\n" | |
309 | "directory in @var{path}, we search for @var{filename}\n" | |
310 | "concatenated with each @var{extension}.") | |
1bbd0b84 | 311 | #define FUNC_NAME s_scm_search_path |
06721500 | 312 | { |
7d04d68b | 313 | struct stringbuf buf; |
56384176 | 314 | char *filename_chars; |
7d04d68b MV |
315 | size_t filename_len; |
316 | SCM result = SCM_BOOL_F; | |
06721500 | 317 | |
04e8fb0a | 318 | if (SCM_UNBNDP (extensions)) |
56384176 | 319 | extensions = SCM_EOL; |
56384176 | 320 | |
7d04d68b MV |
321 | scm_frame_begin (0); |
322 | ||
323 | filename_chars = scm_to_locale_string (filename); | |
324 | filename_len = strlen (filename_chars); | |
325 | scm_frame_free (filename_chars); | |
06721500 | 326 | |
26544b96 | 327 | /* If FILENAME is absolute, return it unchanged. */ |
2e945bcc SJ |
328 | #ifdef __MINGW32__ |
329 | if (((filename_len >= 1) && | |
330 | (filename_chars[0] == '/' || filename_chars[0] == '\\')) || | |
331 | ((filename_len >= 3) && filename_chars[1] == ':' && | |
332 | ((filename_chars[0] >= 'a' && filename_chars[0] <= 'z') || | |
333 | (filename_chars[0] >= 'A' && filename_chars[0] <= 'Z')) && | |
334 | (filename_chars[2] == '/' || filename_chars[2] == '\\'))) | |
335 | #else | |
56384176 | 336 | if (filename_len >= 1 && filename_chars[0] == '/') |
2e945bcc | 337 | #endif |
7d04d68b MV |
338 | { |
339 | scm_frame_end (); | |
340 | return filename; | |
341 | } | |
26544b96 | 342 | |
56384176 JB |
343 | /* If FILENAME has an extension, don't try to add EXTENSIONS to it. */ |
344 | { | |
345 | char *endp; | |
346 | ||
347 | for (endp = filename_chars + filename_len - 1; | |
348 | endp >= filename_chars; | |
349 | endp--) | |
350 | { | |
351 | if (*endp == '.') | |
352 | { | |
353 | /* This filename already has an extension, so cancel the | |
354 | list of extensions. */ | |
355 | extensions = SCM_EOL; | |
356 | break; | |
357 | } | |
2e945bcc SJ |
358 | #ifdef __MINGW32__ |
359 | else if (*endp == '/' || *endp == '\\') | |
360 | #else | |
56384176 | 361 | else if (*endp == '/') |
2e945bcc | 362 | #endif |
56384176 JB |
363 | /* This filename has no extension, so keep the current list |
364 | of extensions. */ | |
365 | break; | |
366 | } | |
367 | } | |
368 | ||
7d04d68b MV |
369 | /* This simplifies the loop below a bit. |
370 | */ | |
d2e53ed6 | 371 | if (scm_is_null (extensions)) |
7d04d68b | 372 | extensions = scm_listofnullstr; |
06721500 | 373 | |
7d04d68b MV |
374 | buf.buf_len = 512; |
375 | buf.buf = scm_malloc (buf.buf_len); | |
376 | scm_frame_unwind_handler (stringbuf_free, &buf, SCM_F_WIND_EXPLICITLY); | |
0a74e31d | 377 | |
7d04d68b MV |
378 | /* Try every path element. |
379 | */ | |
d2e53ed6 | 380 | for (; scm_is_pair (path); path = SCM_CDR (path)) |
7d04d68b MV |
381 | { |
382 | SCM dir = SCM_CAR (path); | |
383 | SCM exts; | |
384 | size_t sans_ext_len; | |
385 | ||
386 | buf.ptr = buf.buf; | |
387 | stringbuf_cat_locale_string (&buf, dir); | |
388 | ||
389 | /* Concatenate the path name and the filename. */ | |
390 | ||
2e945bcc | 391 | #ifdef __MINGW32__ |
7d04d68b | 392 | if (buf.ptr > buf.buf && buf.ptr[-1] != '/' && buf.ptr[-1] != '\\') |
2e945bcc | 393 | #else |
7d04d68b | 394 | if (buf.ptr > buf.buf >= 1 && buf.ptr[-1] != '/') |
2e945bcc | 395 | #endif |
7d04d68b MV |
396 | stringbuf_cat (&buf, "/"); |
397 | ||
398 | stringbuf_cat (&buf, filename_chars); | |
399 | sans_ext_len = buf.ptr - buf.buf; | |
400 | ||
401 | /* Try every extension. */ | |
d2e53ed6 | 402 | for (exts = extensions; scm_is_pair (exts); exts = SCM_CDR (exts)) |
7d04d68b MV |
403 | { |
404 | SCM ext = SCM_CAR (exts); | |
405 | struct stat mode; | |
406 | ||
407 | buf.ptr = buf.buf + sans_ext_len; | |
408 | stringbuf_cat_locale_string (&buf, ext); | |
409 | ||
410 | /* If the file exists at all, we should return it. If the | |
411 | file is inaccessible, then that's an error. */ | |
412 | ||
7d04d68b MV |
413 | if (stat (buf.buf, &mode) == 0 |
414 | && ! (mode.st_mode & S_IFDIR)) | |
415 | { | |
416 | result = scm_from_locale_string (buf.buf); | |
417 | goto end; | |
418 | } | |
419 | } | |
420 | ||
421 | if (!SCM_NULL_OR_NIL_P (exts)) | |
422 | scm_wrong_type_arg_msg (NULL, 0, extensions, "proper list"); | |
423 | } | |
56384176 | 424 | |
7d04d68b MV |
425 | if (!SCM_NULL_OR_NIL_P (path)) |
426 | scm_wrong_type_arg_msg (NULL, 0, path, "proper list"); | |
56384176 | 427 | |
7d04d68b MV |
428 | end: |
429 | scm_frame_end (); | |
430 | return result; | |
06721500 | 431 | } |
1bbd0b84 | 432 | #undef FUNC_NAME |
06721500 JB |
433 | |
434 | ||
04e8fb0a MD |
435 | /* Search %load-path for a directory containing a file named FILENAME. |
436 | The file must be readable, and not a directory. | |
437 | If we find one, return its full filename; otherwise, return #f. | |
438 | If FILENAME is absolute, return it unchanged. */ | |
3b3b36dd | 439 | SCM_DEFINE (scm_sys_search_load_path, "%search-load-path", 1, 0, 0, |
67e8151b MG |
440 | (SCM filename), |
441 | "Search @var{%load-path} for the file named @var{filename},\n" | |
442 | "which must be readable by the current user. If @var{filename}\n" | |
443 | "is found in the list of paths to search or is an absolute\n" | |
444 | "pathname, return its full pathname. Otherwise, return\n" | |
445 | "@code{#f}. Filenames may have any of the optional extensions\n" | |
446 | "in the @code{%load-extensions} list; @code{%search-load-path}\n" | |
447 | "will try each extension automatically.") | |
1bbd0b84 | 448 | #define FUNC_NAME s_scm_sys_search_load_path |
04e8fb0a MD |
449 | { |
450 | SCM path = *scm_loc_load_path; | |
451 | SCM exts = *scm_loc_load_extensions; | |
a6d9e5ab | 452 | SCM_VALIDATE_STRING (1, filename); |
1bbd0b84 | 453 | |
2ade72d7 DH |
454 | if (scm_ilength (path) < 0) |
455 | SCM_MISC_ERROR ("%load-path is not a proper list", SCM_EOL); | |
456 | if (scm_ilength (exts) < 0) | |
457 | SCM_MISC_ERROR ("%load-extension list is not a proper list", SCM_EOL); | |
1bbd0b84 | 458 | return scm_search_path (path, filename, exts); |
04e8fb0a | 459 | } |
1bbd0b84 | 460 | #undef FUNC_NAME |
04e8fb0a MD |
461 | |
462 | ||
3b3b36dd | 463 | SCM_DEFINE (scm_primitive_load_path, "primitive-load-path", 1, 0, 0, |
67e8151b MG |
464 | (SCM filename), |
465 | "Search @var{%load-path} for the file named @var{filename} and\n" | |
466 | "load it into the top-level environment. If @var{filename} is a\n" | |
467 | "relative pathname and is not found in the list of search paths,\n" | |
468 | "an error is signalled.") | |
1bbd0b84 | 469 | #define FUNC_NAME s_scm_primitive_load_path |
06721500 | 470 | { |
26544b96 JB |
471 | SCM full_filename; |
472 | ||
26544b96 JB |
473 | full_filename = scm_sys_search_load_path (filename); |
474 | ||
7888309b | 475 | if (scm_is_false (full_filename)) |
ffa747a6 MV |
476 | SCM_MISC_ERROR ("Unable to find file ~S in load path", |
477 | scm_list_1 (filename)); | |
26544b96 | 478 | |
deca31e1 | 479 | return scm_primitive_load (full_filename); |
06721500 | 480 | } |
1bbd0b84 | 481 | #undef FUNC_NAME |
06721500 | 482 | |
c519b272 MV |
483 | SCM |
484 | scm_c_primitive_load_path (const char *filename) | |
485 | { | |
cc95e00a | 486 | return scm_primitive_load_path (scm_from_locale_string (filename)); |
c519b272 MV |
487 | } |
488 | ||
06721500 | 489 | \f |
e151bee6 | 490 | /* Information about the build environment. */ |
06721500 | 491 | |
e151bee6 JB |
492 | /* Initialize the scheme variable %guile-build-info, based on data |
493 | provided by the Makefile, via libpath.h. */ | |
494 | static void | |
495 | init_build_info () | |
496 | { | |
497 | static struct { char *name; char *value; } info[] = SCM_BUILD_INFO; | |
86d31dfe | 498 | SCM *loc = SCM_VARIABLE_LOC (scm_c_define ("%guile-build-info", SCM_EOL)); |
c014a02e | 499 | unsigned long i; |
e151bee6 JB |
500 | |
501 | for (i = 0; i < (sizeof (info) / sizeof (info[0])); i++) | |
cc95e00a MV |
502 | { |
503 | SCM key = scm_from_locale_symbol (info[i].name); | |
504 | SCM val = scm_from_locale_string (info[i].value); | |
505 | *loc = scm_acons (key, val, *loc); | |
506 | } | |
e151bee6 JB |
507 | } |
508 | ||
e151bee6 | 509 | \f |
0f2d19dd JB |
510 | void |
511 | scm_init_load () | |
0f2d19dd | 512 | { |
1afff620 | 513 | scm_listofnullstr = scm_permanent_object (scm_list_1 (scm_nullstr)); |
86d31dfe | 514 | scm_loc_load_path = SCM_VARIABLE_LOC (scm_c_define ("%load-path", SCM_EOL)); |
26544b96 | 515 | scm_loc_load_extensions |
86d31dfe | 516 | = SCM_VARIABLE_LOC (scm_c_define ("%load-extensions", |
cc95e00a MV |
517 | scm_list_2 (scm_from_locale_string (".scm"), |
518 | scm_nullstr))); | |
86d31dfe | 519 | scm_loc_load_hook = SCM_VARIABLE_LOC (scm_c_define ("%load-hook", SCM_BOOL_F)); |
06721500 | 520 | |
e151bee6 JB |
521 | init_build_info (); |
522 | ||
a0599745 | 523 | #include "libguile/load.x" |
0f2d19dd | 524 | } |
89e00824 ML |
525 | |
526 | /* | |
527 | Local Variables: | |
528 | c-file-style: "gnu" | |
529 | End: | |
530 | */ |