Commit | Line | Data |
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b9ad392e | 1 | /* Copyright (C) 1995,1996,1998,1999,2000,2001,2002, 2003 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 | ||
c986274f RB |
21 | #if HAVE_CONFIG_H |
22 | # include <config.h> | |
23 | #endif | |
24 | ||
a0599745 | 25 | #include "libguile/_scm.h" |
681b9005 MD |
26 | |
27 | #include <stdio.h> | |
28 | #ifdef HAVE_UNISTD_H | |
29 | #include <unistd.h> | |
30 | #endif | |
31 | ||
a0599745 MD |
32 | #include "libguile/unif.h" |
33 | #include "libguile/eval.h" | |
34 | #include "libguile/ports.h" | |
35 | #include "libguile/read.h" | |
36 | #include "libguile/root.h" | |
37 | #include "libguile/strings.h" | |
07bcf91d | 38 | #include "libguile/modules.h" |
fe78b6c0 | 39 | #include "libguile/validate.h" |
ca13a04a | 40 | #include "libguile/deprecation.h" |
20e6290e | 41 | |
a0599745 | 42 | #include "libguile/strports.h" |
0f2d19dd | 43 | |
95b88819 GH |
44 | #ifdef HAVE_STRING_H |
45 | #include <string.h> | |
46 | #endif | |
47 | ||
0f2d19dd JB |
48 | \f |
49 | ||
50 | /* {Ports - string ports} | |
51 | * | |
52 | */ | |
53 | ||
3fe6190f GH |
54 | /* NOTES: |
55 | write_buf/write_end point to the ends of the allocated string. | |
56 | read_buf/read_end in principle point to the part of the string which | |
57 | has been written to, but this is only updated after a flush. | |
58 | read_pos and write_pos in principle should be equal, but this is only true | |
61e452ba | 59 | when rw_active is SCM_PORT_NEITHER. |
3fe6190f | 60 | */ |
1cc91f1b | 61 | |
92c2555f | 62 | scm_t_bits scm_tc16_strport; |
a98bddfd DH |
63 | |
64 | ||
ee149d03 JB |
65 | static int |
66 | stfill_buffer (SCM port) | |
0f2d19dd | 67 | { |
92c2555f | 68 | scm_t_port *pt = SCM_PTAB_ENTRY (port); |
ee149d03 | 69 | |
ee149d03 JB |
70 | if (pt->read_pos >= pt->read_end) |
71 | return EOF; | |
72 | else | |
41b0806d | 73 | return scm_return_first_int (*pt->read_pos, port); |
0f2d19dd JB |
74 | } |
75 | ||
3fe6190f GH |
76 | /* change the size of a port's string to new_size. this doesn't |
77 | change read_buf_size. */ | |
754c9491 | 78 | static void |
92c2555f | 79 | st_resize_port (scm_t_port *pt, off_t new_size) |
754c9491 | 80 | { |
94115ae3 | 81 | SCM old_stream = SCM_PACK (pt->stream); |
be54b15d | 82 | SCM new_stream = scm_allocate_string (new_size); |
c014a02e ML |
83 | unsigned long int old_size = SCM_STRING_LENGTH (old_stream); |
84 | unsigned long int min_size = min (old_size, new_size); | |
85 | unsigned long int i; | |
74a16888 | 86 | |
3fe6190f GH |
87 | off_t index = pt->write_pos - pt->write_buf; |
88 | ||
89 | pt->write_buf_size = new_size; | |
90 | ||
94115ae3 DH |
91 | for (i = 0; i != min_size; ++i) |
92 | SCM_STRING_CHARS (new_stream) [i] = SCM_STRING_CHARS (old_stream) [i]; | |
754c9491 | 93 | |
94115ae3 | 94 | /* reset buffer. */ |
754c9491 | 95 | { |
729dbac3 | 96 | pt->stream = SCM_UNPACK (new_stream); |
94115ae3 | 97 | pt->read_buf = pt->write_buf = SCM_STRING_UCHARS (new_stream); |
3fe6190f GH |
98 | pt->read_pos = pt->write_pos = pt->write_buf + index; |
99 | pt->write_end = pt->write_buf + pt->write_buf_size; | |
100 | pt->read_end = pt->read_buf + pt->read_buf_size; | |
754c9491 JB |
101 | } |
102 | } | |
103 | ||
3fe6190f GH |
104 | /* amount by which write_buf is expanded. */ |
105 | #define SCM_WRITE_BLOCK 80 | |
106 | ||
107 | /* ensure that write_pos < write_end by enlarging the buffer when | |
108 | necessary. update read_buf to account for written chars. */ | |
ee149d03 JB |
109 | static void |
110 | st_flush (SCM port) | |
0f2d19dd | 111 | { |
92c2555f | 112 | scm_t_port *pt = SCM_PTAB_ENTRY (port); |
ee149d03 JB |
113 | |
114 | if (pt->write_pos == pt->write_end) | |
115 | { | |
3fe6190f | 116 | st_resize_port (pt, pt->write_buf_size + SCM_WRITE_BLOCK); |
754c9491 JB |
117 | } |
118 | pt->read_pos = pt->write_pos; | |
3fe6190f GH |
119 | if (pt->read_pos > pt->read_end) |
120 | { | |
121 | pt->read_end = (unsigned char *) pt->read_pos; | |
122 | pt->read_buf_size = pt->read_end - pt->read_buf; | |
123 | } | |
61e452ba | 124 | pt->rw_active = SCM_PORT_NEITHER; |
754c9491 JB |
125 | } |
126 | ||
31703ab8 | 127 | static void |
8aa011a1 | 128 | st_write (SCM port, const void *data, size_t size) |
31703ab8 | 129 | { |
92c2555f | 130 | scm_t_port *pt = SCM_PTAB_ENTRY (port); |
31703ab8 GH |
131 | const char *input = (char *) data; |
132 | ||
133 | while (size > 0) | |
134 | { | |
135 | int space = pt->write_end - pt->write_pos; | |
136 | int write_len = (size > space) ? space : size; | |
137 | ||
4b8ec619 | 138 | memcpy ((char *) pt->write_pos, input, write_len); |
31703ab8 GH |
139 | pt->write_pos += write_len; |
140 | size -= write_len; | |
141 | input += write_len; | |
142 | if (write_len == space) | |
143 | st_flush (port); | |
144 | } | |
145 | } | |
146 | ||
754c9491 | 147 | static void |
affc96b5 | 148 | st_end_input (SCM port, int offset) |
754c9491 | 149 | { |
92c2555f | 150 | scm_t_port *pt = SCM_PTAB_ENTRY (port); |
7dcb364d | 151 | |
cd19d608 GH |
152 | if (pt->read_pos - pt->read_buf < offset) |
153 | scm_misc_error ("st_end_input", "negative position", SCM_EOL); | |
154 | ||
a3c8b9fc | 155 | pt->write_pos = (unsigned char *) (pt->read_pos = pt->read_pos - offset); |
61e452ba | 156 | pt->rw_active = SCM_PORT_NEITHER; |
754c9491 JB |
157 | } |
158 | ||
159 | static off_t | |
160 | st_seek (SCM port, off_t offset, int whence) | |
161 | { | |
92c2555f | 162 | scm_t_port *pt = SCM_PTAB_ENTRY (port); |
754c9491 JB |
163 | off_t target; |
164 | ||
7dcb364d GH |
165 | if (pt->rw_active == SCM_PORT_READ && offset == 0 && whence == SEEK_CUR) |
166 | /* special case to avoid disturbing the unread-char buffer. */ | |
754c9491 | 167 | { |
7dcb364d GH |
168 | if (pt->read_buf == pt->putback_buf) |
169 | { | |
170 | target = pt->saved_read_pos - pt->saved_read_buf | |
171 | - (pt->read_end - pt->read_pos); | |
172 | } | |
173 | else | |
174 | { | |
175 | target = pt->read_pos - pt->read_buf; | |
176 | } | |
754c9491 | 177 | } |
7dcb364d GH |
178 | else |
179 | /* all other cases. */ | |
754c9491 | 180 | { |
7dcb364d GH |
181 | if (pt->rw_active == SCM_PORT_WRITE) |
182 | st_flush (port); | |
183 | ||
184 | if (pt->rw_active == SCM_PORT_READ) | |
185 | scm_end_input (port); | |
186 | ||
187 | switch (whence) | |
188 | { | |
189 | case SEEK_CUR: | |
190 | target = pt->read_pos - pt->read_buf + offset; | |
191 | break; | |
192 | case SEEK_END: | |
193 | target = pt->read_end - pt->read_buf + offset; | |
194 | break; | |
195 | default: /* SEEK_SET */ | |
196 | target = offset; | |
197 | break; | |
198 | } | |
199 | ||
200 | if (target < 0) | |
201 | scm_misc_error ("st_seek", "negative offset", SCM_EOL); | |
202 | ||
203 | if (target >= pt->write_buf_size) | |
3fe6190f | 204 | { |
206d3de3 | 205 | if (!(SCM_CELL_WORD_0 (port) & SCM_WRTNG)) |
3fe6190f | 206 | { |
7dcb364d GH |
207 | if (target > pt->write_buf_size) |
208 | { | |
209 | scm_misc_error ("st_seek", | |
210 | "seek past end of read-only strport", | |
211 | SCM_EOL); | |
212 | } | |
213 | } | |
214 | else | |
215 | { | |
216 | st_resize_port (pt, target + (target == pt->write_buf_size | |
217 | ? SCM_WRITE_BLOCK | |
218 | : 0)); | |
3fe6190f GH |
219 | } |
220 | } | |
7dcb364d GH |
221 | pt->read_pos = pt->write_pos = pt->read_buf + target; |
222 | if (pt->read_pos > pt->read_end) | |
3fe6190f | 223 | { |
7dcb364d GH |
224 | pt->read_end = (unsigned char *) pt->read_pos; |
225 | pt->read_buf_size = pt->read_end - pt->read_buf; | |
3fe6190f | 226 | } |
ee149d03 | 227 | } |
754c9491 JB |
228 | return target; |
229 | } | |
230 | ||
231 | static void | |
affc96b5 | 232 | st_truncate (SCM port, off_t length) |
754c9491 | 233 | { |
92c2555f | 234 | scm_t_port *pt = SCM_PTAB_ENTRY (port); |
3fe6190f GH |
235 | |
236 | if (length > pt->write_buf_size) | |
237 | st_resize_port (pt, length); | |
238 | ||
239 | pt->read_buf_size = length; | |
240 | pt->read_end = pt->read_buf + length; | |
241 | if (pt->read_pos > pt->read_end) | |
242 | pt->read_pos = pt->read_end; | |
754c9491 | 243 | |
3fe6190f GH |
244 | if (pt->write_pos > pt->read_end) |
245 | pt->write_pos = pt->read_end; | |
0f2d19dd JB |
246 | } |
247 | ||
0f2d19dd | 248 | SCM |
1bbd0b84 | 249 | scm_mkstrport (SCM pos, SCM str, long modes, const char *caller) |
0f2d19dd JB |
250 | { |
251 | SCM z; | |
92c2555f | 252 | scm_t_port *pt; |
1be6b49c | 253 | size_t str_len; |
754c9491 JB |
254 | |
255 | SCM_ASSERT (SCM_INUMP(pos) && SCM_INUM(pos) >= 0, pos, SCM_ARG1, caller); | |
a6d9e5ab DH |
256 | SCM_ASSERT (SCM_STRINGP (str), str, SCM_ARG1, caller); |
257 | str_len = SCM_STRING_LENGTH (str); | |
754c9491 JB |
258 | if (SCM_INUM (pos) > str_len) |
259 | scm_out_of_range (caller, pos); | |
260 | if (!((modes & SCM_WRTNG) || (modes & SCM_RDNG))) | |
261 | scm_misc_error ("scm_mkstrport", "port must read or write", SCM_EOL); | |
5f16b897 | 262 | |
b9ad392e | 263 | scm_mutex_lock (&scm_i_port_table_mutex); |
da220f27 HWN |
264 | z = scm_new_port_table_entry (scm_tc16_strport); |
265 | pt = SCM_PTAB_ENTRY(z); | |
74a16888 | 266 | SCM_SETSTREAM (z, SCM_UNPACK (str)); |
da220f27 | 267 | SCM_SET_CELL_TYPE(z, scm_tc16_strport|modes); |
34f0f2b8 | 268 | pt->write_buf = pt->read_buf = SCM_STRING_UCHARS (str); |
754c9491 JB |
269 | pt->read_pos = pt->write_pos = pt->read_buf + SCM_INUM (pos); |
270 | pt->write_buf_size = pt->read_buf_size = str_len; | |
271 | pt->write_end = pt->read_end = pt->read_buf + pt->read_buf_size; | |
3fe6190f | 272 | |
0de97b83 | 273 | pt->rw_random = 1; |
3fe6190f | 274 | |
b9ad392e | 275 | scm_mutex_unlock (&scm_i_port_table_mutex); |
3fe6190f GH |
276 | |
277 | /* ensure write_pos is writable. */ | |
754c9491 JB |
278 | if ((modes & SCM_WRTNG) && pt->write_pos == pt->write_end) |
279 | st_flush (z); | |
0f2d19dd JB |
280 | return z; |
281 | } | |
282 | ||
3fe6190f GH |
283 | /* create a new string from a string port's buffer. */ |
284 | SCM scm_strport_to_string (SCM port) | |
285 | { | |
92c2555f | 286 | scm_t_port *pt = SCM_PTAB_ENTRY (port); |
36284627 | 287 | SCM str; |
3fe6190f GH |
288 | |
289 | if (pt->rw_active == SCM_PORT_WRITE) | |
290 | st_flush (port); | |
36284627 DH |
291 | |
292 | str = scm_mem2string ((char *) pt->read_buf, pt->read_buf_size); | |
293 | scm_remember_upto_here_1 (port); | |
294 | return str; | |
3fe6190f GH |
295 | } |
296 | ||
fe78b6c0 KN |
297 | SCM_DEFINE (scm_object_to_string, "object->string", 1, 1, 0, |
298 | (SCM obj, SCM printer), | |
299 | "Return a Scheme string obtained by printing @var{obj}.\n" | |
300 | "Printing function can be specified by the optional second\n" | |
301 | "argument @var{printer} (default: @code{write}).") | |
1f3908c4 KN |
302 | #define FUNC_NAME s_scm_object_to_string |
303 | { | |
fe78b6c0 KN |
304 | SCM str, port; |
305 | ||
306 | if (!SCM_UNBNDP (printer)) | |
307 | SCM_VALIDATE_PROC (2, printer); | |
1f3908c4 | 308 | |
be54b15d | 309 | str = scm_allocate_string (0); |
1a92274c | 310 | port = scm_mkstrport (SCM_INUM0, str, SCM_OPN | SCM_WRTNG, FUNC_NAME); |
fe78b6c0 KN |
311 | |
312 | if (SCM_UNBNDP (printer)) | |
313 | scm_write (obj, port); | |
314 | else | |
fdc28395 | 315 | scm_call_2 (printer, obj, port); |
fe78b6c0 | 316 | |
1f3908c4 KN |
317 | return scm_strport_to_string (port); |
318 | } | |
319 | #undef FUNC_NAME | |
320 | ||
3b3b36dd | 321 | SCM_DEFINE (scm_call_with_output_string, "call-with-output-string", 1, 0, 0, |
1bbd0b84 | 322 | (SCM proc), |
b380b885 MD |
323 | "Calls the one-argument procedure @var{proc} with a newly created output\n" |
324 | "port. When the function returns, the string composed of the characters\n" | |
325 | "written into the port is returned.") | |
1bbd0b84 | 326 | #define FUNC_NAME s_scm_call_with_output_string |
0f2d19dd JB |
327 | { |
328 | SCM p; | |
754c9491 JB |
329 | |
330 | p = scm_mkstrport (SCM_INUM0, | |
331 | scm_make_string (SCM_INUM0, SCM_UNDEFINED), | |
332 | SCM_OPN | SCM_WRTNG, | |
1bbd0b84 | 333 | FUNC_NAME); |
fdc28395 | 334 | scm_call_1 (proc, p); |
3fe6190f GH |
335 | |
336 | return scm_strport_to_string (p); | |
0f2d19dd | 337 | } |
1bbd0b84 | 338 | #undef FUNC_NAME |
0f2d19dd | 339 | |
3b3b36dd | 340 | SCM_DEFINE (scm_call_with_input_string, "call-with-input-string", 2, 0, 0, |
1e6808ea MG |
341 | (SCM string, SCM proc), |
342 | "Calls the one-argument procedure @var{proc} with a newly\n" | |
343 | "created input port from which @var{string}'s contents may be\n" | |
344 | "read. The value yielded by the @var{proc} is returned.") | |
1bbd0b84 | 345 | #define FUNC_NAME s_scm_call_with_input_string |
0f2d19dd | 346 | { |
1e6808ea | 347 | SCM p = scm_mkstrport(SCM_INUM0, string, SCM_OPN | SCM_RDNG, FUNC_NAME); |
fdc28395 | 348 | return scm_call_1 (proc, p); |
0f2d19dd | 349 | } |
1bbd0b84 | 350 | #undef FUNC_NAME |
0f2d19dd | 351 | |
e87a03fc MG |
352 | SCM_DEFINE (scm_open_input_string, "open-input-string", 1, 0, 0, |
353 | (SCM str), | |
1e6808ea MG |
354 | "Take a string and return an input port that delivers characters\n" |
355 | "from the string. The port can be closed by\n" | |
e87a03fc MG |
356 | "@code{close-input-port}, though its storage will be reclaimed\n" |
357 | "by the garbage collector if it becomes inaccessible.") | |
358 | #define FUNC_NAME s_scm_open_input_string | |
359 | { | |
360 | SCM p = scm_mkstrport(SCM_INUM0, str, SCM_OPN | SCM_RDNG, FUNC_NAME); | |
361 | return p; | |
362 | } | |
363 | #undef FUNC_NAME | |
364 | ||
365 | SCM_DEFINE (scm_open_output_string, "open-output-string", 0, 0, 0, | |
366 | (void), | |
1e6808ea | 367 | "Return an output port that will accumulate characters for\n" |
e87a03fc MG |
368 | "retrieval by @code{get-output-string}. The port can be closed\n" |
369 | "by the procedure @code{close-output-port}, though its storage\n" | |
370 | "will be reclaimed by the garbage collector if it becomes\n" | |
371 | "inaccessible.") | |
372 | #define FUNC_NAME s_scm_open_output_string | |
373 | { | |
374 | SCM p; | |
375 | ||
376 | p = scm_mkstrport (SCM_INUM0, | |
377 | scm_make_string (SCM_INUM0, SCM_UNDEFINED), | |
378 | SCM_OPN | SCM_WRTNG, | |
379 | FUNC_NAME); | |
380 | return p; | |
381 | } | |
382 | #undef FUNC_NAME | |
383 | ||
384 | SCM_DEFINE (scm_get_output_string, "get-output-string", 1, 0, 0, | |
385 | (SCM port), | |
386 | "Given an output port created by @code{open-output-string},\n" | |
1e6808ea | 387 | "return a string consisting of the characters that have been\n" |
e87a03fc MG |
388 | "output to the port so far.") |
389 | #define FUNC_NAME s_scm_get_output_string | |
390 | { | |
391 | SCM_VALIDATE_OPOUTSTRPORT (1, port); | |
392 | return scm_strport_to_string (port); | |
393 | } | |
394 | #undef FUNC_NAME | |
1cc91f1b | 395 | |
cd07a097 | 396 | |
a8aa30d8 MD |
397 | /* Given a null-terminated string EXPR containing a Scheme expression |
398 | read it, and return it as an SCM value. */ | |
399 | SCM | |
ca13a04a | 400 | scm_c_read_string (const char *expr) |
a8aa30d8 | 401 | { |
3fe6190f | 402 | SCM port = scm_mkstrport (SCM_INUM0, |
a8aa30d8 MD |
403 | scm_makfrom0str (expr), |
404 | SCM_OPN | SCM_RDNG, | |
ca13a04a | 405 | "scm_c_read_string"); |
a8aa30d8 MD |
406 | SCM form; |
407 | ||
408 | /* Read expressions from that port; ignore the values. */ | |
deca31e1 | 409 | form = scm_read (port); |
a8aa30d8 MD |
410 | |
411 | scm_close_port (port); | |
412 | return form; | |
413 | } | |
414 | ||
cd07a097 | 415 | /* Given a null-terminated string EXPR containing Scheme program text, |
a8aa30d8 MD |
416 | evaluate it, and return the result of the last expression evaluated. */ |
417 | SCM | |
ca13a04a | 418 | scm_c_eval_string (const char *expr) |
cd07a097 | 419 | { |
b377f53e JB |
420 | return scm_eval_string (scm_makfrom0str (expr)); |
421 | } | |
422 | ||
209b52fe MV |
423 | SCM |
424 | scm_c_eval_string_in_module (const char *expr, SCM module) | |
425 | { | |
426 | return scm_eval_string_in_module (scm_makfrom0str (expr), module); | |
427 | } | |
428 | ||
429 | ||
96e83482 MV |
430 | static SCM |
431 | inner_eval_string (void *data) | |
b377f53e | 432 | { |
96e83482 | 433 | SCM port = (SCM)data; |
cd07a097 | 434 | SCM form; |
b377f53e | 435 | SCM ans = SCM_UNSPECIFIED; |
cd07a097 JB |
436 | |
437 | /* Read expressions from that port; ignore the values. */ | |
0c32d76c | 438 | while (!SCM_EOF_OBJECT_P (form = scm_read (port))) |
96e83482 | 439 | ans = scm_primitive_eval_x (form); |
cd07a097 | 440 | |
0d7368d7 JB |
441 | /* Don't close the port here; if we re-enter this function via a |
442 | continuation, then the next time we enter it, we'll get an error. | |
443 | It's a string port anyway, so there's no advantage to closing it | |
444 | early. */ | |
445 | ||
a8aa30d8 | 446 | return ans; |
cd07a097 | 447 | } |
96e83482 | 448 | |
209b52fe MV |
449 | SCM_DEFINE (scm_eval_string_in_module, "eval-string", 1, 1, 0, |
450 | (SCM string, SCM module), | |
96e83482 MV |
451 | "Evaluate @var{string} as the text representation of a Scheme\n" |
452 | "form or forms, and return whatever value they produce.\n" | |
209b52fe MV |
453 | "Evaluation takes place in the given module, or the current\n" |
454 | "module when no module is given.\n" | |
455 | "While the code is evaluated, the given module is made the\n" | |
456 | "current one. The current module is restored when this\n" | |
457 | "procedure returns.") | |
458 | #define FUNC_NAME s_scm_eval_string_in_module | |
96e83482 MV |
459 | { |
460 | SCM port = scm_mkstrport (SCM_INUM0, string, SCM_OPN | SCM_RDNG, | |
209b52fe MV |
461 | FUNC_NAME); |
462 | if (SCM_UNBNDP (module)) | |
463 | module = scm_current_module (); | |
aeec5be1 MV |
464 | else |
465 | SCM_VALIDATE_MODULE (2, module); | |
209b52fe | 466 | return scm_c_call_with_current_module (module, |
96e83482 MV |
467 | inner_eval_string, (void *)port); |
468 | } | |
1bbd0b84 | 469 | #undef FUNC_NAME |
cd07a097 | 470 | |
209b52fe MV |
471 | SCM |
472 | scm_eval_string (SCM string) | |
473 | { | |
474 | return scm_eval_string_in_module (string, SCM_UNDEFINED); | |
475 | } | |
476 | ||
92c2555f | 477 | static scm_t_bits |
0b6881fa | 478 | scm_make_stptob () |
0f2d19dd | 479 | { |
92c2555f | 480 | scm_t_bits tc = scm_make_port_type ("string", stfill_buffer, st_write); |
a98bddfd | 481 | |
6c747373 | 482 | scm_set_port_mark (tc, scm_markstream); |
affc96b5 GH |
483 | scm_set_port_end_input (tc, st_end_input); |
484 | scm_set_port_flush (tc, st_flush); | |
6c747373 | 485 | scm_set_port_seek (tc, st_seek); |
affc96b5 | 486 | scm_set_port_truncate (tc, st_truncate); |
a98bddfd DH |
487 | |
488 | return tc; | |
0f2d19dd JB |
489 | } |
490 | ||
0f2d19dd JB |
491 | void |
492 | scm_init_strports () | |
0f2d19dd | 493 | { |
a98bddfd DH |
494 | scm_tc16_strport = scm_make_stptob (); |
495 | ||
a0599745 | 496 | #include "libguile/strports.x" |
0f2d19dd JB |
497 | } |
498 | ||
89e00824 ML |
499 | |
500 | /* | |
501 | Local Variables: | |
502 | c-file-style: "gnu" | |
503 | End: | |
504 | */ |