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afc5764c | 1 | /* Copyright (C) 1995, 1996, 1997, 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 | ||
44 | #include <stdio.h> | |
0f2d19dd | 45 | #include "_scm.h" |
ee149d03 | 46 | #include "ports.h" |
1146b6cd | 47 | #include "read.h" |
20e6290e | 48 | #include "fports.h" |
1146b6cd GH |
49 | #include "unif.h" |
50 | #include "chars.h" | |
20e6290e JB |
51 | |
52 | #include "ioext.h" | |
0f2d19dd | 53 | |
ee149d03 JB |
54 | #include <fcntl.h> |
55 | ||
95b88819 GH |
56 | #ifdef HAVE_STRING_H |
57 | #include <string.h> | |
58 | #endif | |
59 | #ifdef HAVE_UNISTD_H | |
60 | #include <unistd.h> | |
61 | #endif | |
0f2d19dd JB |
62 | \f |
63 | ||
1146b6cd GH |
64 | SCM_PROC (s_read_delimited_x, "%read-delimited!", 3, 3, 0, scm_read_delimited_x); |
65 | ||
66 | SCM | |
67 | scm_read_delimited_x (delims, buf, gobble, port, start, end) | |
68 | SCM delims; | |
69 | SCM buf; | |
70 | SCM gobble; | |
71 | SCM port; | |
72 | SCM start; | |
73 | SCM end; | |
74 | { | |
75 | long j; | |
76 | char *cbuf; | |
77 | long cstart; | |
78 | long cend; | |
79 | int c; | |
80 | char *cdelims; | |
81 | int num_delims; | |
82 | ||
ae2fa5bc | 83 | SCM_ASSERT (SCM_NIMP (delims) && SCM_ROSTRINGP (delims), |
1146b6cd | 84 | delims, SCM_ARG1, s_read_delimited_x); |
ae2fa5bc GH |
85 | cdelims = SCM_ROCHARS (delims); |
86 | num_delims = SCM_ROLENGTH (delims); | |
1146b6cd GH |
87 | SCM_ASSERT (SCM_NIMP (buf) && SCM_STRINGP (buf), |
88 | buf, SCM_ARG2, s_read_delimited_x); | |
89 | cbuf = SCM_CHARS (buf); | |
90 | cend = SCM_LENGTH (buf); | |
91 | if (SCM_UNBNDP (port)) | |
92 | port = scm_cur_inp; | |
93 | else | |
94 | { | |
95 | SCM_ASSERT (SCM_NIMP (port) && SCM_OPINPORTP (port), | |
96 | port, SCM_ARG1, s_read_delimited_x); | |
97 | } | |
98 | ||
99 | if (SCM_UNBNDP (start)) | |
100 | cstart = 0; | |
101 | else | |
102 | { | |
103 | cstart = scm_num2long (start, | |
104 | (char *) SCM_ARG5, s_read_delimited_x); | |
105 | if (cstart < 0 || cstart >= cend) | |
106 | scm_out_of_range (s_read_delimited_x, start); | |
107 | ||
108 | if (!SCM_UNBNDP (end)) | |
109 | { | |
110 | long tend = scm_num2long (end, (char *) SCM_ARG6, | |
111 | s_read_delimited_x); | |
112 | if (tend <= cstart || tend > cend) | |
113 | scm_out_of_range (s_read_delimited_x, end); | |
114 | cend = tend; | |
115 | } | |
116 | } | |
117 | ||
118 | for (j = cstart; j < cend; j++) | |
119 | { | |
120 | int k; | |
121 | ||
b7f3516f | 122 | c = scm_getc (port); |
1146b6cd GH |
123 | for (k = 0; k < num_delims; k++) |
124 | { | |
125 | if (cdelims[k] == c) | |
126 | { | |
127 | if (SCM_FALSEP (gobble)) | |
b7f3516f | 128 | scm_ungetc (c, port); |
1146b6cd GH |
129 | |
130 | return scm_cons (SCM_MAKICHR (c), | |
131 | scm_long2num (j - cstart)); | |
132 | } | |
133 | } | |
134 | if (c == EOF) | |
135 | return scm_cons (SCM_EOF_VAL, | |
136 | scm_long2num (j - cstart)); | |
137 | ||
138 | cbuf[j] = c; | |
139 | } | |
140 | return scm_cons (SCM_BOOL_F, scm_long2num (j - cstart)); | |
141 | } | |
142 | ||
ee149d03 JB |
143 | static unsigned char * |
144 | scm_do_read_line (SCM port, int *len_p) | |
145 | { | |
afc5764c | 146 | scm_port *pt = SCM_PTAB_ENTRY (port); |
ee149d03 JB |
147 | unsigned char *end; |
148 | ||
149 | /* I thought reading lines was simple. Mercy me. */ | |
150 | ||
6c951427 GH |
151 | /* The common case: the buffer contains a complete line. |
152 | This needs to be fast. */ | |
ee149d03 JB |
153 | if ((end = memchr (pt->read_pos, '\n', (pt->read_end - pt->read_pos))) |
154 | != 0) | |
155 | { | |
156 | int buf_len = (end + 1) - pt->read_pos; | |
157 | /* Allocate a buffer of the perfect size. */ | |
66a10575 | 158 | unsigned char *buf = scm_must_malloc (buf_len + 1, "%read-line"); |
ee149d03 JB |
159 | |
160 | memcpy (buf, pt->read_pos, buf_len); | |
161 | pt->read_pos += buf_len; | |
162 | ||
163 | buf[buf_len] = '\0'; | |
164 | ||
165 | *len_p = buf_len; | |
166 | return buf; | |
167 | } | |
168 | ||
6c951427 | 169 | /* The buffer contains no newlines. */ |
ee149d03 JB |
170 | { |
171 | /* When live, len is always the number of characters in the | |
172 | current buffer that are part of the current line. */ | |
173 | int len = (pt->read_end - pt->read_pos); | |
174 | int buf_size = (len < 50) ? 60 : len * 2; | |
175 | /* Invariant: buf always has buf_size + 1 characters allocated; | |
176 | the `+ 1' is for the final '\0'. */ | |
66a10575 | 177 | unsigned char *buf = scm_must_malloc (buf_size + 1, "%read-line"); |
ee149d03 | 178 | int buf_len = 0; |
ee149d03 JB |
179 | |
180 | for (;;) | |
181 | { | |
182 | if (buf_len + len > buf_size) | |
183 | { | |
184 | int new_size = (buf_len + len) * 2; | |
66a10575 JB |
185 | buf = scm_must_realloc (buf, buf_size + 1, new_size + 1, |
186 | "%read-line"); | |
ee149d03 JB |
187 | buf_size = new_size; |
188 | } | |
189 | ||
190 | /* Copy what we've got out of the port, into our buffer. */ | |
191 | memcpy (buf + buf_len, pt->read_pos, len); | |
192 | buf_len += len; | |
193 | pt->read_pos += len; | |
194 | ||
195 | /* If we had seen a newline, we're done now. */ | |
196 | if (end) | |
197 | break; | |
198 | ||
5c070ca7 | 199 | /* Get more characters. */ |
affc96b5 | 200 | if (scm_fill_input (port) == EOF) |
ee149d03 JB |
201 | { |
202 | /* If we're missing a final newline in the file, return | |
203 | what we did get, sans newline. */ | |
204 | if (buf_len > 0) | |
205 | break; | |
206 | ||
207 | free (buf); | |
208 | return 0; | |
209 | } | |
210 | ||
ee149d03 JB |
211 | /* Search the buffer for newlines. */ |
212 | if ((end = memchr (pt->read_pos, '\n', | |
213 | (len = (pt->read_end - pt->read_pos)))) | |
214 | != 0) | |
215 | len = (end - pt->read_pos) + 1; | |
216 | } | |
217 | ||
218 | /* I wonder how expensive this realloc is. */ | |
66a10575 | 219 | buf = scm_must_realloc (buf, buf_size + 1, buf_len + 1, "%read-line"); |
ee149d03 JB |
220 | buf[buf_len] = '\0'; |
221 | *len_p = buf_len; | |
222 | return buf; | |
223 | } | |
224 | } | |
225 | ||
226 | ||
3e2043c4 | 227 | /* |
ee149d03 | 228 | * %read-line |
848f2a01 TP |
229 | * truncates any terminating newline from its input, and returns |
230 | * a cons of the string read and its terminating character. Doing | |
231 | * so makes it easy to implement the hairy `read-line' options | |
232 | * efficiently in Scheme. | |
3e2043c4 TP |
233 | */ |
234 | ||
3cb988bd TP |
235 | SCM_PROC (s_read_line, "%read-line", 0, 1, 0, scm_read_line); |
236 | ||
237 | SCM | |
238 | scm_read_line (port) | |
239 | SCM port; | |
240 | { | |
afc5764c | 241 | scm_port *pt; |
3cb988bd | 242 | char *s; |
848f2a01 TP |
243 | int slen; |
244 | SCM line, term; | |
3cb988bd TP |
245 | |
246 | if (SCM_UNBNDP (port)) | |
247 | port = scm_cur_inp; | |
4cc81ec6 JB |
248 | SCM_ASSERT (SCM_NIMP (port) && SCM_OPINPORTP (port), |
249 | port, SCM_ARG1, s_read_line); | |
3cb988bd | 250 | |
afc5764c JB |
251 | pt = SCM_PTAB_ENTRY (port); |
252 | if (pt->rw_active == SCM_PORT_WRITE) | |
affc96b5 | 253 | scm_ptobs[SCM_PTOBNUM (port)].flush (port); |
afc5764c | 254 | |
848f2a01 TP |
255 | s = scm_do_read_line (port, &slen); |
256 | ||
3e2043c4 | 257 | if (s == NULL) |
848f2a01 | 258 | term = line = SCM_EOF_VAL; |
3e2043c4 TP |
259 | else |
260 | { | |
848f2a01 TP |
261 | if (s[slen-1] == '\n') |
262 | { | |
263 | term = SCM_MAKICHR ('\n'); | |
ee149d03 JB |
264 | s[slen-1] = '\0'; |
265 | line = scm_take_str (s, slen-1); | |
66a10575 | 266 | scm_done_malloc (-1); |
ee149d03 | 267 | SCM_INCLINE (port); |
848f2a01 TP |
268 | } |
269 | else | |
270 | { | |
271 | /* Fix: we should check for eof on the port before assuming this. */ | |
272 | term = SCM_EOF_VAL; | |
ee149d03 | 273 | line = scm_take_str (s, slen); |
afc5764c | 274 | SCM_COL (port) += slen; |
848f2a01 | 275 | } |
3e2043c4 | 276 | } |
848f2a01 | 277 | |
afc5764c JB |
278 | if (pt->rw_random) |
279 | pt->rw_active = SCM_PORT_READ; | |
280 | ||
848f2a01 | 281 | return scm_cons (line, term); |
3cb988bd TP |
282 | } |
283 | ||
1146b6cd GH |
284 | SCM_PROC (s_write_line, "write-line", 1, 1, 0, scm_write_line); |
285 | ||
286 | SCM | |
287 | scm_write_line (obj, port) | |
288 | SCM obj; | |
289 | SCM port; | |
290 | { | |
291 | scm_display (obj, port); | |
292 | return scm_newline (port); | |
293 | } | |
294 | ||
063e05be | 295 | SCM_PROC (s_ftell, "ftell", 1, 0, 0, scm_ftell); |
1cc91f1b | 296 | |
0f2d19dd | 297 | SCM |
6afcd3b2 GH |
298 | scm_ftell (object) |
299 | SCM object; | |
0f2d19dd | 300 | { |
c94577b4 | 301 | return scm_seek (object, SCM_INUM0, SCM_MAKINUM (SEEK_CUR)); |
ee149d03 | 302 | } |
0f2d19dd | 303 | |
063e05be | 304 | SCM_PROC (s_fseek, "fseek", 3, 0, 0, scm_fseek); |
1cc91f1b | 305 | |
0f2d19dd | 306 | SCM |
6afcd3b2 GH |
307 | scm_fseek (object, offset, whence) |
308 | SCM object; | |
0f2d19dd JB |
309 | SCM offset; |
310 | SCM whence; | |
0f2d19dd | 311 | { |
c94577b4 | 312 | scm_seek (object, offset, whence); |
78446828 | 313 | |
02b754d3 | 314 | return SCM_UNSPECIFIED; |
0f2d19dd JB |
315 | } |
316 | ||
063e05be | 317 | SCM_PROC (s_redirect_port, "redirect-port", 2, 0, 0, scm_redirect_port); |
1cc91f1b | 318 | |
0f2d19dd | 319 | SCM |
9c29ac66 GH |
320 | scm_redirect_port (old, new) |
321 | SCM old; | |
322 | SCM new; | |
0f2d19dd JB |
323 | { |
324 | int ans, oldfd, newfd; | |
ee149d03 | 325 | struct scm_fport *fp; |
9c29ac66 | 326 | |
78446828 MV |
327 | old = SCM_COERCE_OUTPORT (old); |
328 | new = SCM_COERCE_OUTPORT (new); | |
329 | ||
ee149d03 JB |
330 | SCM_ASSERT (SCM_NIMP (old) && SCM_OPFPORTP (old), old, SCM_ARG1, s_redirect_port); |
331 | SCM_ASSERT (SCM_NIMP (new) && SCM_OPFPORTP (new), new, SCM_ARG2, s_redirect_port); | |
332 | oldfd = SCM_FPORT_FDES (old); | |
333 | fp = SCM_FSTREAM (new); | |
334 | newfd = fp->fdes; | |
335 | if (oldfd != newfd) | |
336 | { | |
afc5764c JB |
337 | scm_port *pt = SCM_PTAB_ENTRY (new); |
338 | scm_port *old_pt = SCM_PTAB_ENTRY (old); | |
16019956 | 339 | scm_ptob_descriptor *ptob = &scm_ptobs[SCM_PTOBNUM (new)]; |
afc5764c JB |
340 | |
341 | /* must flush to old fdes. */ | |
342 | if (pt->rw_active == SCM_PORT_WRITE) | |
affc96b5 | 343 | ptob->flush (new); |
afc5764c | 344 | else if (pt->rw_active == SCM_PORT_READ) |
affc96b5 | 345 | scm_end_input (new); |
ee149d03 JB |
346 | ans = dup2 (oldfd, newfd); |
347 | if (ans == -1) | |
348 | scm_syserror (s_redirect_port); | |
afc5764c | 349 | pt->rw_random = old_pt->rw_random; |
ee149d03 | 350 | /* continue using existing buffers, even if inappropriate. */ |
ee149d03 | 351 | } |
02b754d3 | 352 | return SCM_UNSPECIFIED; |
0f2d19dd JB |
353 | } |
354 | ||
7a6f1ffa | 355 | SCM_PROC (s_dup_to_fdes, "dup->fdes", 1, 1, 0, scm_dup_to_fdes); |
a9488d12 | 356 | SCM |
7a6f1ffa | 357 | scm_dup_to_fdes (SCM fd_or_port, SCM fd) |
a9488d12 GH |
358 | { |
359 | int oldfd, newfd, rv; | |
360 | ||
78446828 MV |
361 | fd_or_port = SCM_COERCE_OUTPORT (fd_or_port); |
362 | ||
a9488d12 GH |
363 | if (SCM_INUMP (fd_or_port)) |
364 | oldfd = SCM_INUM (fd_or_port); | |
365 | else | |
366 | { | |
ee149d03 | 367 | SCM_ASSERT (SCM_NIMP (fd_or_port) && SCM_OPFPORTP (fd_or_port), |
7a6f1ffa | 368 | fd_or_port, SCM_ARG1, s_dup_to_fdes); |
ee149d03 | 369 | oldfd = SCM_FPORT_FDES (fd_or_port); |
a9488d12 | 370 | } |
7a6f1ffa GH |
371 | |
372 | if (SCM_UNBNDP (fd)) | |
e38303a2 | 373 | { |
ee149d03 | 374 | newfd = dup (oldfd); |
7a6f1ffa | 375 | if (newfd == -1) |
468b2cf3 | 376 | scm_syserror (s_dup_to_fdes); |
7a6f1ffa GH |
377 | fd = SCM_MAKINUM (newfd); |
378 | } | |
379 | else | |
380 | { | |
381 | SCM_ASSERT (SCM_INUMP (fd), fd, SCM_ARG2, s_dup_to_fdes); | |
382 | newfd = SCM_INUM (fd); | |
383 | if (oldfd != newfd) | |
384 | { | |
385 | scm_evict_ports (newfd); /* see scsh manual. */ | |
ee149d03 | 386 | rv = dup2 (oldfd, newfd); |
7a6f1ffa GH |
387 | if (rv == -1) |
388 | scm_syserror (s_dup_to_fdes); | |
389 | } | |
e38303a2 | 390 | } |
e38303a2 | 391 | return fd; |
a9488d12 GH |
392 | } |
393 | ||
063e05be | 394 | SCM_PROC (s_fileno, "fileno", 1, 0, 0, scm_fileno); |
1cc91f1b | 395 | |
0f2d19dd | 396 | SCM |
063e05be | 397 | scm_fileno (port) |
0f2d19dd | 398 | SCM port; |
0f2d19dd | 399 | { |
78446828 | 400 | port = SCM_COERCE_OUTPORT (port); |
ee149d03 JB |
401 | SCM_ASSERT (SCM_NIMP (port) && SCM_OPFPORTP (port), port, SCM_ARG1, |
402 | s_fileno); | |
403 | return SCM_MAKINUM (SCM_FPORT_FDES (port)); | |
0f2d19dd JB |
404 | } |
405 | ||
063e05be | 406 | SCM_PROC (s_isatty, "isatty?", 1, 0, 0, scm_isatty_p); |
1cc91f1b | 407 | |
0f2d19dd | 408 | SCM |
063e05be | 409 | scm_isatty_p (port) |
0f2d19dd | 410 | SCM port; |
0f2d19dd JB |
411 | { |
412 | int rv; | |
78446828 MV |
413 | |
414 | port = SCM_COERCE_OUTPORT (port); | |
415 | ||
10ccfad7 MD |
416 | if (!(SCM_NIMP (port) && SCM_OPFPORTP (port))) |
417 | return SCM_BOOL_F; | |
ee149d03 JB |
418 | |
419 | rv = isatty (SCM_FPORT_FDES (port)); | |
02b754d3 | 420 | return rv ? SCM_BOOL_T : SCM_BOOL_F; |
0f2d19dd JB |
421 | } |
422 | ||
423 | ||
424 | ||
063e05be | 425 | SCM_PROC (s_fdopen, "fdopen", 2, 0, 0, scm_fdopen); |
1cc91f1b | 426 | |
0f2d19dd | 427 | SCM |
063e05be | 428 | scm_fdopen (fdes, modes) |
0f2d19dd JB |
429 | SCM fdes; |
430 | SCM modes; | |
0f2d19dd | 431 | { |
0f2d19dd JB |
432 | SCM port; |
433 | ||
063e05be | 434 | SCM_ASSERT (SCM_INUMP (fdes), fdes, SCM_ARG1, s_fdopen); |
ae2fa5bc GH |
435 | SCM_ASSERT (SCM_NIMP (modes) && SCM_ROSTRINGP (modes), modes, SCM_ARG2, |
436 | s_fdopen); | |
89958ad0 | 437 | SCM_COERCE_SUBSTR (modes); |
ee149d03 | 438 | port = scm_fdes_to_port (SCM_INUM (fdes), SCM_ROCHARS (modes), SCM_BOOL_F); |
0f2d19dd JB |
439 | return port; |
440 | } | |
441 | ||
442 | ||
443 | ||
444 | /* Move a port's underlying file descriptor to a given value. | |
8b13c6b3 GH |
445 | * Returns #f if fdes is already the given value. |
446 | * #t if fdes moved. | |
0f2d19dd JB |
447 | * MOVE->FDES is implemented in Scheme and calls this primitive. |
448 | */ | |
063e05be | 449 | SCM_PROC (s_primitive_move_to_fdes, "primitive-move->fdes", 2, 0, 0, scm_primitive_move_to_fdes); |
1cc91f1b | 450 | |
0f2d19dd | 451 | SCM |
063e05be | 452 | scm_primitive_move_to_fdes (port, fd) |
0f2d19dd JB |
453 | SCM port; |
454 | SCM fd; | |
0f2d19dd | 455 | { |
ee149d03 | 456 | struct scm_fport *stream; |
0f2d19dd JB |
457 | int old_fd; |
458 | int new_fd; | |
459 | int rv; | |
460 | ||
78446828 MV |
461 | port = SCM_COERCE_OUTPORT (port); |
462 | ||
063e05be GH |
463 | SCM_ASSERT (SCM_NIMP (port) && SCM_OPFPORTP (port), port, SCM_ARG1, s_primitive_move_to_fdes); |
464 | SCM_ASSERT (SCM_INUMP (fd), fd, SCM_ARG2, s_primitive_move_to_fdes); | |
ee149d03 JB |
465 | stream = SCM_FSTREAM (port); |
466 | old_fd = stream->fdes; | |
0f2d19dd JB |
467 | new_fd = SCM_INUM (fd); |
468 | if (old_fd == new_fd) | |
469 | { | |
8b13c6b3 | 470 | return SCM_BOOL_F; |
0f2d19dd JB |
471 | } |
472 | scm_evict_ports (new_fd); | |
473 | rv = dup2 (old_fd, new_fd); | |
474 | if (rv == -1) | |
063e05be | 475 | scm_syserror (s_primitive_move_to_fdes); |
ee149d03 | 476 | stream->fdes = new_fd; |
0f2d19dd | 477 | SCM_SYSCALL (close (old_fd)); |
8b13c6b3 | 478 | return SCM_BOOL_T; |
0f2d19dd JB |
479 | } |
480 | ||
0f2d19dd JB |
481 | /* Return a list of ports using a given file descriptor. */ |
482 | SCM_PROC(s_fdes_to_ports, "fdes->ports", 1, 0, 0, scm_fdes_to_ports); | |
1cc91f1b | 483 | |
0f2d19dd JB |
484 | SCM |
485 | scm_fdes_to_ports (fd) | |
486 | SCM fd; | |
0f2d19dd JB |
487 | { |
488 | SCM result = SCM_EOL; | |
489 | int int_fd; | |
490 | int i; | |
491 | ||
492 | SCM_ASSERT (SCM_INUMP (fd), fd, SCM_ARG1, s_fdes_to_ports); | |
493 | int_fd = SCM_INUM (fd); | |
494 | ||
0f2d19dd JB |
495 | for (i = 0; i < scm_port_table_size; i++) |
496 | { | |
ee149d03 JB |
497 | if (SCM_OPFPORTP (scm_port_table[i]->port) |
498 | && ((struct scm_fport *) scm_port_table[i]->stream)->fdes == int_fd) | |
0f2d19dd JB |
499 | result = scm_cons (scm_port_table[i]->port, result); |
500 | } | |
0f2d19dd JB |
501 | return result; |
502 | } | |
503 | ||
1cc91f1b | 504 | |
0f2d19dd JB |
505 | void |
506 | scm_init_ioext () | |
0f2d19dd | 507 | { |
0f2d19dd JB |
508 | #include "ioext.x" |
509 | } | |
510 |