Commit | Line | Data |
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cd038da5 | 1 | /* Copyright (C) 1996,1997,1998,1999,2000,2001, 2002, 2004, 2006, 2009, 2010 Free Software Foundation, Inc. |
0f2d19dd | 2 | * |
73be1d9e | 3 | * This library is free software; you can redistribute it and/or |
53befeb7 NJ |
4 | * modify it under the terms of the GNU Lesser General Public License |
5 | * as published by the Free Software Foundation; either version 3 of | |
6 | * the License, or (at your option) any later version. | |
0f2d19dd | 7 | * |
53befeb7 NJ |
8 | * This library is distributed in the hope that it will be useful, but |
9 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
73be1d9e MV |
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 | |
53befeb7 NJ |
15 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
16 | * 02110-1301 USA | |
73be1d9e | 17 | */ |
1bbd0b84 | 18 | |
1bbd0b84 | 19 | |
0f2d19dd | 20 | \f |
464ee095 KR |
21 | |
22 | /* See stime.c for comments on why _POSIX_C_SOURCE is not always defined. */ | |
2b829bbb | 23 | #define _LARGEFILE64_SOURCE /* ask for stat64 etc */ |
464ee095 KR |
24 | #ifdef __hpux |
25 | #define _POSIX_C_SOURCE 199506L /* for readdir_r */ | |
edea856c | 26 | #endif |
6d484a0b | 27 | |
dbb605f5 | 28 | #ifdef HAVE_CONFIG_H |
83079454 RB |
29 | # include <config.h> |
30 | #endif | |
31 | ||
f7439099 | 32 | #include <alloca.h> |
2b829bbb | 33 | |
8912421c | 34 | #include <stdlib.h> |
3d8d56df | 35 | #include <stdio.h> |
e6e2e95a MD |
36 | #include <errno.h> |
37 | ||
a0599745 MD |
38 | #include "libguile/_scm.h" |
39 | #include "libguile/smob.h" | |
40 | #include "libguile/feature.h" | |
41 | #include "libguile/fports.h" | |
2b829bbb | 42 | #include "libguile/private-gc.h" /* for SCM_MAX */ |
a0599745 MD |
43 | #include "libguile/iselect.h" |
44 | #include "libguile/strings.h" | |
45 | #include "libguile/vectors.h" | |
1299a0f1 | 46 | #include "libguile/dynwind.h" |
0f2d19dd | 47 | |
a0599745 MD |
48 | #include "libguile/validate.h" |
49 | #include "libguile/filesys.h" | |
def804a3 | 50 | |
0f2d19dd | 51 | \f |
def804a3 JB |
52 | #ifdef HAVE_IO_H |
53 | #include <io.h> | |
54 | #endif | |
55 | ||
e0c73a1c MV |
56 | #ifdef HAVE_DIRECT_H |
57 | #include <direct.h> | |
58 | #endif | |
59 | ||
0f2d19dd JB |
60 | #ifdef TIME_WITH_SYS_TIME |
61 | # include <sys/time.h> | |
62 | # include <time.h> | |
63 | #else | |
64 | # if HAVE_SYS_TIME_H | |
65 | # include <sys/time.h> | |
66 | # else | |
67 | # include <time.h> | |
68 | # endif | |
69 | #endif | |
70 | ||
71 | #ifdef HAVE_UNISTD_H | |
72 | #include <unistd.h> | |
73 | #endif | |
74 | ||
3594582b | 75 | #ifdef LIBC_H_WITH_UNISTD_H |
1f9e2226 JB |
76 | #include <libc.h> |
77 | #endif | |
78 | ||
0f2d19dd JB |
79 | #ifdef HAVE_SYS_SELECT_H |
80 | #include <sys/select.h> | |
81 | #endif | |
82 | ||
1f9e2226 JB |
83 | #ifdef HAVE_STRING_H |
84 | #include <string.h> | |
85 | #endif | |
86 | ||
8cc71382 | 87 | #include <sys/types.h> |
0f2d19dd JB |
88 | #include <sys/stat.h> |
89 | #include <fcntl.h> | |
90 | ||
82893676 | 91 | #ifdef HAVE_PWD_H |
0f2d19dd | 92 | #include <pwd.h> |
82893676 | 93 | #endif |
0f2d19dd JB |
94 | |
95 | ||
e0c73a1c MV |
96 | #if defined (__MINGW32__) || defined (_MSC_VER) || defined (__BORLANDC__) |
97 | # include "win32-dirent.h" | |
98 | # define NAMLEN(dirent) strlen((dirent)->d_name) | |
2b829bbb | 99 | /* The following bits are per AC_HEADER_DIRENT doco in the autoconf manual */ |
e0c73a1c | 100 | #elif HAVE_DIRENT_H |
0f2d19dd JB |
101 | # include <dirent.h> |
102 | # define NAMLEN(dirent) strlen((dirent)->d_name) | |
103 | #else | |
104 | # define dirent direct | |
105 | # define NAMLEN(dirent) (dirent)->d_namlen | |
106 | # if HAVE_SYS_NDIR_H | |
107 | # include <sys/ndir.h> | |
108 | # endif | |
109 | # if HAVE_SYS_DIR_H | |
110 | # include <sys/dir.h> | |
111 | # endif | |
112 | # if HAVE_NDIR_H | |
113 | # include <ndir.h> | |
114 | # endif | |
115 | #endif | |
116 | ||
82893676 MG |
117 | /* Some more definitions for the native Windows port. */ |
118 | #ifdef __MINGW32__ | |
119 | # define mkdir(path, mode) mkdir (path) | |
120 | # define fsync(fd) _commit (fd) | |
121 | # define fchmod(fd, mode) (-1) | |
122 | #endif /* __MINGW32__ */ | |
2b829bbb | 123 | |
8ab3d8a0 KR |
124 | /* dirfd() returns the file descriptor underlying a "DIR*" directory stream. |
125 | Found on MacOS X for instance. The following definition is for Solaris | |
126 | 10, it's probably not right elsewhere, but that's ok, it shouldn't be | |
127 | used elsewhere. Crib note: If we need more then gnulib has a dirfd.m4 | |
128 | figuring out how to get the fd (dirfd function, dirfd macro, dd_fd field, | |
129 | or d_fd field). */ | |
130 | #ifndef dirfd | |
131 | #define dirfd(dirstream) ((dirstream)->dd_fd) | |
2b829bbb KR |
132 | #endif |
133 | ||
0f2d19dd JB |
134 | \f |
135 | ||
1299a0f1 MV |
136 | /* Two helper macros for an often used pattern */ |
137 | ||
138 | #define STRING_SYSCALL(str,cstr,code) \ | |
139 | do { \ | |
140 | int eno; \ | |
141 | char *cstr = scm_to_locale_string (str); \ | |
142 | SCM_SYSCALL (code); \ | |
143 | eno = errno; free (cstr); errno = eno; \ | |
144 | } while (0) | |
145 | ||
146 | #define STRING2_SYSCALL(str1,cstr1,str2,cstr2,code) \ | |
147 | do { \ | |
148 | int eno; \ | |
149 | char *cstr1, *cstr2; \ | |
661ae7ab | 150 | scm_dynwind_begin (0); \ |
1299a0f1 | 151 | cstr1 = scm_to_locale_string (str1); \ |
661ae7ab | 152 | scm_dynwind_free (cstr1); \ |
1299a0f1 | 153 | cstr2 = scm_to_locale_string (str2); \ |
661ae7ab | 154 | scm_dynwind_free (cstr2); \ |
1299a0f1 | 155 | SCM_SYSCALL (code); \ |
661ae7ab | 156 | eno = errno; scm_dynwind_end (); errno = eno; \ |
1299a0f1 | 157 | } while (0) |
0f2d19dd JB |
158 | |
159 | \f | |
160 | ||
161 | /* {Permissions} | |
162 | */ | |
163 | ||
82893676 | 164 | #ifdef HAVE_CHOWN |
a1ec6916 | 165 | SCM_DEFINE (scm_chown, "chown", 3, 0, 0, |
1bbd0b84 | 166 | (SCM object, SCM owner, SCM group), |
d831b039 GH |
167 | "Change the ownership and group of the file referred to by @var{object} to\n" |
168 | "the integer values @var{owner} and @var{group}. @var{object} can be\n" | |
169 | "a string containing a file name or, if the platform\n" | |
170 | "supports fchown, a port or integer file descriptor\n" | |
171 | "which is open on the file. The return value\n" | |
d3818c29 | 172 | "is unspecified.\n\n" |
d831b039 | 173 | "If @var{object} is a symbolic link, either the\n" |
d3818c29 MD |
174 | "ownership of the link or the ownership of the referenced file will be\n" |
175 | "changed depending on the operating system (lchown is\n" | |
176 | "unsupported at present). If @var{owner} or @var{group} is specified\n" | |
177 | "as @code{-1}, then that ID is not changed.") | |
1bbd0b84 | 178 | #define FUNC_NAME s_scm_chown |
0f2d19dd | 179 | { |
6afcd3b2 | 180 | int rv; |
02b754d3 | 181 | |
78446828 MV |
182 | object = SCM_COERCE_OUTPORT (object); |
183 | ||
d831b039 | 184 | #ifdef HAVE_FCHOWN |
a55c2b68 | 185 | if (scm_is_integer (object) || (SCM_OPFPORTP (object))) |
6afcd3b2 | 186 | { |
a55c2b68 MV |
187 | int fdes = (SCM_OPFPORTP (object)? |
188 | SCM_FPORT_FDES (object) : scm_to_int (object)); | |
d831b039 | 189 | |
a55c2b68 | 190 | SCM_SYSCALL (rv = fchown (fdes, scm_to_int (owner), scm_to_int (group))); |
6afcd3b2 GH |
191 | } |
192 | else | |
d831b039 | 193 | #endif |
6afcd3b2 | 194 | { |
1299a0f1 MV |
195 | STRING_SYSCALL (object, c_object, |
196 | rv = chown (c_object, | |
197 | scm_to_int (owner), scm_to_int (group))); | |
6afcd3b2 GH |
198 | } |
199 | if (rv == -1) | |
1bbd0b84 | 200 | SCM_SYSERROR; |
02b754d3 | 201 | return SCM_UNSPECIFIED; |
0f2d19dd | 202 | } |
1bbd0b84 | 203 | #undef FUNC_NAME |
82893676 | 204 | #endif /* HAVE_CHOWN */ |
0f2d19dd JB |
205 | |
206 | ||
a1ec6916 | 207 | SCM_DEFINE (scm_chmod, "chmod", 2, 0, 0, |
1bbd0b84 | 208 | (SCM object, SCM mode), |
d3818c29 MD |
209 | "Changes the permissions of the file referred to by @var{obj}.\n" |
210 | "@var{obj} can be a string containing a file name or a port or integer file\n" | |
211 | "descriptor which is open on a file (in which case @code{fchmod} is used\n" | |
212 | "as the underlying system call).\n" | |
213 | "@var{mode} specifies\n" | |
214 | "the new permissions as a decimal number, e.g., @code{(chmod \"foo\" #o755)}.\n" | |
215 | "The return value is unspecified.") | |
1bbd0b84 | 216 | #define FUNC_NAME s_scm_chmod |
0f2d19dd JB |
217 | { |
218 | int rv; | |
6afcd3b2 GH |
219 | int fdes; |
220 | ||
78446828 MV |
221 | object = SCM_COERCE_OUTPORT (object); |
222 | ||
a55c2b68 | 223 | if (scm_is_integer (object) || SCM_OPFPORTP (object)) |
89958ad0 | 224 | { |
a55c2b68 MV |
225 | if (scm_is_integer (object)) |
226 | fdes = scm_to_int (object); | |
6afcd3b2 | 227 | else |
77a76b64 | 228 | fdes = SCM_FPORT_FDES (object); |
a55c2b68 | 229 | SCM_SYSCALL (rv = fchmod (fdes, scm_to_int (mode))); |
89958ad0 | 230 | } |
0f2d19dd JB |
231 | else |
232 | { | |
1299a0f1 MV |
233 | STRING_SYSCALL (object, c_object, |
234 | rv = chmod (c_object, scm_to_int (mode))); | |
0f2d19dd | 235 | } |
6afcd3b2 | 236 | if (rv == -1) |
1bbd0b84 | 237 | SCM_SYSERROR; |
02b754d3 | 238 | return SCM_UNSPECIFIED; |
0f2d19dd | 239 | } |
1bbd0b84 | 240 | #undef FUNC_NAME |
0f2d19dd | 241 | |
a1ec6916 | 242 | SCM_DEFINE (scm_umask, "umask", 0, 1, 0, |
1bbd0b84 | 243 | (SCM mode), |
bb2c02f2 | 244 | "If @var{mode} is omitted, returns a decimal number representing the current\n" |
d3818c29 MD |
245 | "file creation mask. Otherwise the file creation mask is set to\n" |
246 | "@var{mode} and the previous value is returned.\n\n" | |
247 | "E.g., @code{(umask #o022)} sets the mask to octal 22, decimal 18.") | |
1bbd0b84 | 248 | #define FUNC_NAME s_scm_umask |
0f2d19dd JB |
249 | { |
250 | mode_t mask; | |
251 | if (SCM_UNBNDP (mode)) | |
252 | { | |
253 | mask = umask (0); | |
254 | umask (mask); | |
255 | } | |
256 | else | |
257 | { | |
a55c2b68 | 258 | mask = umask (scm_to_uint (mode)); |
0f2d19dd | 259 | } |
a55c2b68 | 260 | return scm_from_uint (mask); |
0f2d19dd | 261 | } |
1bbd0b84 | 262 | #undef FUNC_NAME |
0f2d19dd JB |
263 | |
264 | \f | |
0f2d19dd | 265 | |
a1ec6916 | 266 | SCM_DEFINE (scm_open_fdes, "open-fdes", 2, 1, 0, |
1bbd0b84 | 267 | (SCM path, SCM flags, SCM mode), |
1e6808ea MG |
268 | "Similar to @code{open} but return a file descriptor instead of\n" |
269 | "a port.") | |
1bbd0b84 | 270 | #define FUNC_NAME s_scm_open_fdes |
0f2d19dd JB |
271 | { |
272 | int fd; | |
3d8d56df | 273 | int iflags; |
6afcd3b2 | 274 | int imode; |
0f2d19dd | 275 | |
1be6b49c ML |
276 | iflags = SCM_NUM2INT (2, flags); |
277 | imode = SCM_NUM2INT_DEF (3, mode, 0666); | |
23f2b9a3 | 278 | STRING_SYSCALL (path, c_path, fd = open_or_open64 (c_path, iflags, imode)); |
3d8d56df | 279 | if (fd == -1) |
1bbd0b84 | 280 | SCM_SYSERROR; |
e11e83f3 | 281 | return scm_from_int (fd); |
6afcd3b2 | 282 | } |
1bbd0b84 | 283 | #undef FUNC_NAME |
6afcd3b2 | 284 | |
a1ec6916 | 285 | SCM_DEFINE (scm_open, "open", 2, 1, 0, |
1bbd0b84 | 286 | (SCM path, SCM flags, SCM mode), |
d3818c29 MD |
287 | "Open the file named by @var{path} for reading and/or writing.\n" |
288 | "@var{flags} is an integer specifying how the file should be opened.\n" | |
289 | "@var{mode} is an integer specifying the permission bits of the file, if\n" | |
290 | "it needs to be created, before the umask is applied. The default is 666\n" | |
291 | "(Unix itself has no default).\n\n" | |
292 | "@var{flags} can be constructed by combining variables using @code{logior}.\n" | |
293 | "Basic flags are:\n\n" | |
294 | "@defvar O_RDONLY\n" | |
295 | "Open the file read-only.\n" | |
296 | "@end defvar\n" | |
297 | "@defvar O_WRONLY\n" | |
9401323e | 298 | "Open the file write-only.\n" |
d3818c29 MD |
299 | "@end defvar\n" |
300 | "@defvar O_RDWR\n" | |
301 | "Open the file read/write.\n" | |
302 | "@end defvar\n" | |
303 | "@defvar O_APPEND\n" | |
304 | "Append to the file instead of truncating.\n" | |
305 | "@end defvar\n" | |
306 | "@defvar O_CREAT\n" | |
307 | "Create the file if it does not already exist.\n" | |
308 | "@end defvar\n\n" | |
309 | "See the Unix documentation of the @code{open} system call\n" | |
310 | "for additional flags.") | |
1bbd0b84 | 311 | #define FUNC_NAME s_scm_open |
6afcd3b2 GH |
312 | { |
313 | SCM newpt; | |
314 | char *port_mode; | |
315 | int fd; | |
6afcd3b2 GH |
316 | int iflags; |
317 | ||
e11e83f3 | 318 | fd = scm_to_int (scm_open_fdes (path, flags, mode)); |
1be6b49c | 319 | iflags = SCM_NUM2INT (2, flags); |
3d8d56df | 320 | if (iflags & O_RDWR) |
77a76b64 JB |
321 | { |
322 | if (iflags & O_APPEND) | |
323 | port_mode = "a+"; | |
324 | else if (iflags & O_CREAT) | |
325 | port_mode = "w+"; | |
326 | else | |
327 | port_mode = "r+"; | |
328 | } | |
3d8d56df | 329 | else { |
77a76b64 JB |
330 | if (iflags & O_APPEND) |
331 | port_mode = "a"; | |
332 | else if (iflags & O_WRONLY) | |
3d8d56df GH |
333 | port_mode = "w"; |
334 | else | |
335 | port_mode = "r"; | |
336 | } | |
77a76b64 | 337 | newpt = scm_fdes_to_port (fd, port_mode, path); |
3d8d56df | 338 | return newpt; |
0f2d19dd | 339 | } |
1bbd0b84 | 340 | #undef FUNC_NAME |
0f2d19dd | 341 | |
a1ec6916 | 342 | SCM_DEFINE (scm_close, "close", 1, 0, 0, |
1bbd0b84 | 343 | (SCM fd_or_port), |
8f85c0c6 | 344 | "Similar to close-port (@pxref{Closing, close-port}),\n" |
d3818c29 MD |
345 | "but also works on file descriptors. A side\n" |
346 | "effect of closing a file descriptor is that any ports using that file\n" | |
347 | "descriptor are moved to a different file descriptor and have\n" | |
348 | "their revealed counts set to zero.") | |
1bbd0b84 | 349 | #define FUNC_NAME s_scm_close |
eadd48de GH |
350 | { |
351 | int rv; | |
352 | int fd; | |
353 | ||
78446828 MV |
354 | fd_or_port = SCM_COERCE_OUTPORT (fd_or_port); |
355 | ||
0c95b57d | 356 | if (SCM_PORTP (fd_or_port)) |
eadd48de | 357 | return scm_close_port (fd_or_port); |
a55c2b68 | 358 | fd = scm_to_int (fd_or_port); |
eadd48de | 359 | scm_evict_ports (fd); /* see scsh manual. */ |
a9488d12 | 360 | SCM_SYSCALL (rv = close (fd)); |
eadd48de GH |
361 | /* following scsh, closing an already closed file descriptor is |
362 | not an error. */ | |
363 | if (rv < 0 && errno != EBADF) | |
1bbd0b84 | 364 | SCM_SYSERROR; |
7888309b | 365 | return scm_from_bool (rv >= 0); |
eadd48de | 366 | } |
1bbd0b84 | 367 | #undef FUNC_NAME |
eadd48de | 368 | |
c2ca4493 GH |
369 | SCM_DEFINE (scm_close_fdes, "close-fdes", 1, 0, 0, |
370 | (SCM fd), | |
371 | "A simple wrapper for the @code{close} system call.\n" | |
372 | "Close file descriptor @var{fd}, which must be an integer.\n" | |
373 | "Unlike close (@pxref{Ports and File Descriptors, close}),\n" | |
374 | "the file descriptor will be closed even if a port is using it.\n" | |
375 | "The return value is unspecified.") | |
376 | #define FUNC_NAME s_scm_close_fdes | |
377 | { | |
378 | int c_fd; | |
379 | int rv; | |
380 | ||
a55c2b68 | 381 | c_fd = scm_to_int (fd); |
c2ca4493 GH |
382 | SCM_SYSCALL (rv = close (c_fd)); |
383 | if (rv < 0) | |
384 | SCM_SYSERROR; | |
385 | return SCM_UNSPECIFIED; | |
386 | } | |
387 | #undef FUNC_NAME | |
388 | ||
0f2d19dd JB |
389 | \f |
390 | /* {Files} | |
391 | */ | |
1cc91f1b | 392 | |
ae5253c5 GH |
393 | SCM_SYMBOL (scm_sym_regular, "regular"); |
394 | SCM_SYMBOL (scm_sym_directory, "directory"); | |
23f2b9a3 | 395 | #ifdef S_ISLNK |
ae5253c5 | 396 | SCM_SYMBOL (scm_sym_symlink, "symlink"); |
f326ecf3 | 397 | #endif |
ae5253c5 GH |
398 | SCM_SYMBOL (scm_sym_block_special, "block-special"); |
399 | SCM_SYMBOL (scm_sym_char_special, "char-special"); | |
400 | SCM_SYMBOL (scm_sym_fifo, "fifo"); | |
401 | SCM_SYMBOL (scm_sym_sock, "socket"); | |
402 | SCM_SYMBOL (scm_sym_unknown, "unknown"); | |
403 | ||
0f2d19dd | 404 | static SCM |
2b829bbb | 405 | scm_stat2scm (struct stat_or_stat64 *stat_temp) |
0f2d19dd | 406 | { |
06bfe276 | 407 | SCM ans = scm_c_make_vector (18, SCM_UNSPECIFIED); |
ae5253c5 | 408 | |
4057a3e0 | 409 | SCM_SIMPLE_VECTOR_SET(ans, 0, scm_from_ulong (stat_temp->st_dev)); |
2b829bbb | 410 | SCM_SIMPLE_VECTOR_SET(ans, 1, scm_from_ino_t_or_ino64_t (stat_temp->st_ino)); |
4057a3e0 MV |
411 | SCM_SIMPLE_VECTOR_SET(ans, 2, scm_from_ulong (stat_temp->st_mode)); |
412 | SCM_SIMPLE_VECTOR_SET(ans, 3, scm_from_ulong (stat_temp->st_nlink)); | |
413 | SCM_SIMPLE_VECTOR_SET(ans, 4, scm_from_ulong (stat_temp->st_uid)); | |
414 | SCM_SIMPLE_VECTOR_SET(ans, 5, scm_from_ulong (stat_temp->st_gid)); | |
1fd85bc5 | 415 | #ifdef HAVE_STRUCT_STAT_ST_RDEV |
4057a3e0 | 416 | SCM_SIMPLE_VECTOR_SET(ans, 6, scm_from_ulong (stat_temp->st_rdev)); |
0f2d19dd | 417 | #else |
4057a3e0 | 418 | SCM_SIMPLE_VECTOR_SET(ans, 6, SCM_BOOL_F); |
0f2d19dd | 419 | #endif |
2b829bbb | 420 | SCM_SIMPLE_VECTOR_SET(ans, 7, scm_from_off_t_or_off64_t (stat_temp->st_size)); |
4057a3e0 MV |
421 | SCM_SIMPLE_VECTOR_SET(ans, 8, scm_from_ulong (stat_temp->st_atime)); |
422 | SCM_SIMPLE_VECTOR_SET(ans, 9, scm_from_ulong (stat_temp->st_mtime)); | |
423 | SCM_SIMPLE_VECTOR_SET(ans, 10, scm_from_ulong (stat_temp->st_ctime)); | |
1fd85bc5 | 424 | #ifdef HAVE_STRUCT_STAT_ST_BLKSIZE |
4057a3e0 | 425 | SCM_SIMPLE_VECTOR_SET(ans, 11, scm_from_ulong (stat_temp->st_blksize)); |
0f2d19dd | 426 | #else |
4057a3e0 | 427 | SCM_SIMPLE_VECTOR_SET(ans, 11, scm_from_ulong (4096L)); |
0f2d19dd | 428 | #endif |
1fd85bc5 | 429 | #ifdef HAVE_STRUCT_STAT_ST_BLOCKS |
2b829bbb | 430 | SCM_SIMPLE_VECTOR_SET(ans, 12, scm_from_blkcnt_t_or_blkcnt64_t (stat_temp->st_blocks)); |
0f2d19dd | 431 | #else |
4057a3e0 | 432 | SCM_SIMPLE_VECTOR_SET(ans, 12, SCM_BOOL_F); |
0f2d19dd | 433 | #endif |
ae5253c5 GH |
434 | { |
435 | int mode = stat_temp->st_mode; | |
436 | ||
437 | if (S_ISREG (mode)) | |
4057a3e0 | 438 | SCM_SIMPLE_VECTOR_SET(ans, 13, scm_sym_regular); |
ae5253c5 | 439 | else if (S_ISDIR (mode)) |
4057a3e0 | 440 | SCM_SIMPLE_VECTOR_SET(ans, 13, scm_sym_directory); |
23f2b9a3 KR |
441 | #ifdef S_ISLNK |
442 | /* systems without symlinks probably don't have S_ISLNK */ | |
ae5253c5 | 443 | else if (S_ISLNK (mode)) |
4057a3e0 | 444 | SCM_SIMPLE_VECTOR_SET(ans, 13, scm_sym_symlink); |
f326ecf3 | 445 | #endif |
ae5253c5 | 446 | else if (S_ISBLK (mode)) |
4057a3e0 | 447 | SCM_SIMPLE_VECTOR_SET(ans, 13, scm_sym_block_special); |
ae5253c5 | 448 | else if (S_ISCHR (mode)) |
4057a3e0 | 449 | SCM_SIMPLE_VECTOR_SET(ans, 13, scm_sym_char_special); |
ae5253c5 | 450 | else if (S_ISFIFO (mode)) |
4057a3e0 | 451 | SCM_SIMPLE_VECTOR_SET(ans, 13, scm_sym_fifo); |
e655d034 | 452 | #ifdef S_ISSOCK |
ae5253c5 | 453 | else if (S_ISSOCK (mode)) |
4057a3e0 | 454 | SCM_SIMPLE_VECTOR_SET(ans, 13, scm_sym_sock); |
e655d034 | 455 | #endif |
ae5253c5 | 456 | else |
4057a3e0 | 457 | SCM_SIMPLE_VECTOR_SET(ans, 13, scm_sym_unknown); |
ae5253c5 | 458 | |
4057a3e0 | 459 | SCM_SIMPLE_VECTOR_SET(ans, 14, scm_from_int ((~S_IFMT) & mode)); |
ae5253c5 GH |
460 | |
461 | /* the layout of the bits in ve[14] is intended to be portable. | |
462 | If there are systems that don't follow the usual convention, | |
463 | the following could be used: | |
464 | ||
465 | tmp = 0; | |
466 | if (S_ISUID & mode) tmp += 1; | |
467 | tmp <<= 1; | |
468 | if (S_IRGRP & mode) tmp += 1; | |
469 | tmp <<= 1; | |
470 | if (S_ISVTX & mode) tmp += 1; | |
471 | tmp <<= 1; | |
472 | if (S_IRUSR & mode) tmp += 1; | |
473 | tmp <<= 1; | |
474 | if (S_IWUSR & mode) tmp += 1; | |
475 | tmp <<= 1; | |
476 | if (S_IXUSR & mode) tmp += 1; | |
477 | tmp <<= 1; | |
478 | if (S_IWGRP & mode) tmp += 1; | |
479 | tmp <<= 1; | |
480 | if (S_IXGRP & mode) tmp += 1; | |
481 | tmp <<= 1; | |
482 | if (S_IROTH & mode) tmp += 1; | |
483 | tmp <<= 1; | |
484 | if (S_IWOTH & mode) tmp += 1; | |
485 | tmp <<= 1; | |
486 | if (S_IXOTH & mode) tmp += 1; | |
487 | ||
4057a3e0 | 488 | SCM_SIMPLE_VECTOR_SET(ans, 14, scm_from_int (tmp)); |
ae5253c5 GH |
489 | |
490 | */ | |
491 | } | |
06bfe276 AW |
492 | #ifdef HAVE_STRUCT_STAT_ST_ATIM |
493 | SCM_SIMPLE_VECTOR_SET(ans, 15, scm_from_long (stat_temp->st_atim.tv_nsec)); | |
494 | #else | |
495 | SCM_SIMPLE_VECTOR_SET(ans, 15, SCM_I_MAKINUM (0)); | |
496 | #endif | |
497 | #ifdef HAVE_STRUCT_STAT_ST_MTIM | |
498 | SCM_SIMPLE_VECTOR_SET(ans, 16, scm_from_long (stat_temp->st_mtim.tv_nsec)); | |
499 | #else | |
500 | SCM_SIMPLE_VECTOR_SET(ans, 16, SCM_I_MAKINUM (0)); | |
501 | #endif | |
502 | #ifdef HAVE_STRUCT_STAT_ST_CTIM | |
503 | SCM_SIMPLE_VECTOR_SET(ans, 17, scm_from_ulong (stat_temp->st_ctim.tv_sec)); | |
504 | #else | |
505 | SCM_SIMPLE_VECTOR_SET(ans, 17, SCM_I_MAKINUM (0)); | |
506 | #endif | |
0f2d19dd JB |
507 | |
508 | return ans; | |
509 | } | |
510 | ||
e0c73a1c MV |
511 | #ifdef __MINGW32__ |
512 | /* | |
513 | * Try getting the appropiate stat buffer for a given file descriptor | |
514 | * under Windows. It differentiates between file, pipe and socket | |
515 | * descriptors. | |
516 | */ | |
517 | static int fstat_Win32 (int fdes, struct stat *buf) | |
518 | { | |
519 | int error, optlen = sizeof (int); | |
520 | ||
521 | memset (buf, 0, sizeof (struct stat)); | |
522 | ||
523 | /* Is this a socket ? */ | |
524 | if (getsockopt (fdes, SOL_SOCKET, SO_ERROR, (void *) &error, &optlen) >= 0) | |
525 | { | |
526 | buf->st_mode = _S_IFSOCK | _S_IREAD | _S_IWRITE | _S_IEXEC; | |
527 | buf->st_nlink = 1; | |
528 | buf->st_atime = buf->st_ctime = buf->st_mtime = time (NULL); | |
529 | return 0; | |
530 | } | |
531 | /* Maybe a regular file or pipe ? */ | |
532 | return fstat (fdes, buf); | |
533 | } | |
534 | #endif /* __MINGW32__ */ | |
535 | ||
fcb6f5ff AW |
536 | SCM_DEFINE (scm_stat, "stat", 1, 1, 0, |
537 | (SCM object, SCM exception_on_error), | |
1e6808ea MG |
538 | "Return an object containing various information about the file\n" |
539 | "determined by @var{obj}. @var{obj} can be a string containing\n" | |
540 | "a file name or a port or integer file descriptor which is open\n" | |
541 | "on a file (in which case @code{fstat} is used as the underlying\n" | |
542 | "system call).\n" | |
543 | "\n" | |
fcb6f5ff AW |
544 | "If the optional @var{exception_on_error} argument is true, which\n" |
545 | "is the default, an exception will be raised if the underlying\n" | |
546 | "system call returns an error, for example if the file is not\n" | |
547 | "found or is not readable. Otherwise, an error will cause\n" | |
548 | "@code{stat} to return @code{#f}." | |
549 | "\n" | |
550 | "The object returned by a successful call to @code{stat} can be\n" | |
551 | "passed as a single parameter to the following procedures, all of\n" | |
552 | "which return integers:\n" | |
1e6808ea | 553 | "\n" |
d3818c29 MD |
554 | "@table @code\n" |
555 | "@item stat:dev\n" | |
556 | "The device containing the file.\n" | |
557 | "@item stat:ino\n" | |
1e6808ea MG |
558 | "The file serial number, which distinguishes this file from all\n" |
559 | "other files on the same device.\n" | |
d3818c29 | 560 | "@item stat:mode\n" |
1e6808ea MG |
561 | "The mode of the file. This includes file type information and\n" |
562 | "the file permission bits. See @code{stat:type} and\n" | |
563 | "@code{stat:perms} below.\n" | |
d3818c29 MD |
564 | "@item stat:nlink\n" |
565 | "The number of hard links to the file.\n" | |
566 | "@item stat:uid\n" | |
567 | "The user ID of the file's owner.\n" | |
568 | "@item stat:gid\n" | |
569 | "The group ID of the file.\n" | |
570 | "@item stat:rdev\n" | |
571 | "Device ID; this entry is defined only for character or block\n" | |
572 | "special files.\n" | |
573 | "@item stat:size\n" | |
574 | "The size of a regular file in bytes.\n" | |
575 | "@item stat:atime\n" | |
576 | "The last access time for the file.\n" | |
577 | "@item stat:mtime\n" | |
578 | "The last modification time for the file.\n" | |
579 | "@item stat:ctime\n" | |
580 | "The last modification time for the attributes of the file.\n" | |
581 | "@item stat:blksize\n" | |
1e6808ea MG |
582 | "The optimal block size for reading or writing the file, in\n" |
583 | "bytes.\n" | |
d3818c29 | 584 | "@item stat:blocks\n" |
1e6808ea MG |
585 | "The amount of disk space that the file occupies measured in\n" |
586 | "units of 512 byte blocks.\n" | |
587 | "@end table\n" | |
588 | "\n" | |
d3818c29 | 589 | "In addition, the following procedures return the information\n" |
1e6808ea MG |
590 | "from stat:mode in a more convenient form:\n" |
591 | "\n" | |
d3818c29 MD |
592 | "@table @code\n" |
593 | "@item stat:type\n" | |
594 | "A symbol representing the type of file. Possible values are\n" | |
1e6808ea MG |
595 | "regular, directory, symlink, block-special, char-special, fifo,\n" |
596 | "socket and unknown\n" | |
d3818c29 MD |
597 | "@item stat:perms\n" |
598 | "An integer representing the access permission bits.\n" | |
599 | "@end table") | |
1bbd0b84 | 600 | #define FUNC_NAME s_scm_stat |
0f2d19dd | 601 | { |
6afcd3b2 GH |
602 | int rv; |
603 | int fdes; | |
2b829bbb | 604 | struct stat_or_stat64 stat_temp; |
0f2d19dd | 605 | |
e11e83f3 | 606 | if (scm_is_integer (object)) |
36284627 | 607 | { |
e0c73a1c | 608 | #ifdef __MINGW32__ |
e11e83f3 | 609 | SCM_SYSCALL (rv = fstat_Win32 (scm_to_int (object), &stat_temp)); |
e0c73a1c | 610 | #else |
2b829bbb | 611 | SCM_SYSCALL (rv = fstat_or_fstat64 (scm_to_int (object), &stat_temp)); |
e0c73a1c | 612 | #endif |
36284627 | 613 | } |
7f9994d9 | 614 | else if (scm_is_string (object)) |
36284627 | 615 | { |
7f9994d9 | 616 | char *file = scm_to_locale_string (object); |
e0c73a1c | 617 | #ifdef __MINGW32__ |
7f9994d9 | 618 | char *p; |
e0c73a1c MV |
619 | p = file + strlen (file) - 1; |
620 | while (p > file && (*p == '/' || *p == '\\')) | |
621 | *p-- = '\0'; | |
7f9994d9 | 622 | #endif |
2b829bbb | 623 | SCM_SYSCALL (rv = stat_or_stat64 (file, &stat_temp)); |
e0c73a1c | 624 | free (file); |
36284627 | 625 | } |
1ea47048 | 626 | else |
0f2d19dd | 627 | { |
36284627 DH |
628 | object = SCM_COERCE_OUTPORT (object); |
629 | SCM_VALIDATE_OPFPORT (1, object); | |
630 | fdes = SCM_FPORT_FDES (object); | |
e0c73a1c MV |
631 | #ifdef __MINGW32__ |
632 | SCM_SYSCALL (rv = fstat_Win32 (fdes, &stat_temp)); | |
633 | #else | |
2b829bbb | 634 | SCM_SYSCALL (rv = fstat_or_fstat64 (fdes, &stat_temp)); |
e0c73a1c | 635 | #endif |
6afcd3b2 | 636 | } |
36284627 | 637 | |
6afcd3b2 | 638 | if (rv == -1) |
3d8d56df | 639 | { |
fcb6f5ff AW |
640 | if (SCM_UNBNDP (exception_on_error) || scm_is_true (exception_on_error)) |
641 | { | |
642 | int en = errno; | |
643 | SCM_SYSERROR_MSG ("~A: ~S", | |
644 | scm_list_2 (scm_strerror (scm_from_int (en)), | |
645 | object), | |
646 | en); | |
647 | } | |
648 | else | |
649 | return SCM_BOOL_F; | |
3d8d56df | 650 | } |
02b754d3 | 651 | return scm_stat2scm (&stat_temp); |
0f2d19dd | 652 | } |
1bbd0b84 | 653 | #undef FUNC_NAME |
0f2d19dd | 654 | |
0f2d19dd JB |
655 | \f |
656 | /* {Modifying Directories} | |
657 | */ | |
658 | ||
82893676 | 659 | #ifdef HAVE_LINK |
a1ec6916 | 660 | SCM_DEFINE (scm_link, "link", 2, 0, 0, |
1bbd0b84 | 661 | (SCM oldpath, SCM newpath), |
6d36532c GH |
662 | "Creates a new name @var{newpath} in the file system for the\n" |
663 | "file named by @var{oldpath}. If @var{oldpath} is a symbolic\n" | |
664 | "link, the link may or may not be followed depending on the\n" | |
665 | "system.") | |
1bbd0b84 | 666 | #define FUNC_NAME s_scm_link |
0f2d19dd JB |
667 | { |
668 | int val; | |
02b754d3 | 669 | |
1299a0f1 MV |
670 | STRING2_SYSCALL (oldpath, c_oldpath, |
671 | newpath, c_newpath, | |
672 | val = link (c_oldpath, c_newpath)); | |
02b754d3 | 673 | if (val != 0) |
1bbd0b84 | 674 | SCM_SYSERROR; |
02b754d3 | 675 | return SCM_UNSPECIFIED; |
0f2d19dd | 676 | } |
1bbd0b84 | 677 | #undef FUNC_NAME |
82893676 | 678 | #endif /* HAVE_LINK */ |
0f2d19dd | 679 | |
1299a0f1 MV |
680 | #ifdef HAVE_RENAME |
681 | #define my_rename rename | |
682 | #else | |
683 | static int | |
684 | my_rename (const char *oldname, const char *newname) | |
685 | { | |
686 | int rv; | |
0f2d19dd | 687 | |
1299a0f1 MV |
688 | SCM_SYSCALL (rv = link (oldname, newname)); |
689 | if (rv == 0) | |
690 | { | |
691 | SCM_SYSCALL (rv = unlink (oldname)); | |
692 | if (rv != 0) | |
693 | /* unlink failed. remove new name */ | |
694 | SCM_SYSCALL (unlink (newname)); | |
695 | } | |
696 | return rv; | |
697 | } | |
698 | #endif | |
0f2d19dd | 699 | |
a1ec6916 | 700 | SCM_DEFINE (scm_rename, "rename-file", 2, 0, 0, |
1bbd0b84 | 701 | (SCM oldname, SCM newname), |
6d36532c | 702 | "Renames the file specified by @var{oldname} to @var{newname}.\n" |
d3818c29 | 703 | "The return value is unspecified.") |
1bbd0b84 | 704 | #define FUNC_NAME s_scm_rename |
0f2d19dd JB |
705 | { |
706 | int rv; | |
1299a0f1 MV |
707 | |
708 | STRING2_SYSCALL (oldname, c_oldname, | |
709 | newname, c_newname, | |
710 | rv = my_rename (c_oldname, c_newname)); | |
02b754d3 | 711 | if (rv != 0) |
1bbd0b84 | 712 | SCM_SYSERROR; |
02b754d3 | 713 | return SCM_UNSPECIFIED; |
0f2d19dd | 714 | } |
1bbd0b84 | 715 | #undef FUNC_NAME |
0f2d19dd JB |
716 | |
717 | ||
3b3b36dd | 718 | SCM_DEFINE (scm_delete_file, "delete-file", 1, 0, 0, |
1bbd0b84 | 719 | (SCM str), |
d3818c29 | 720 | "Deletes (or \"unlinks\") the file specified by @var{path}.") |
1bbd0b84 | 721 | #define FUNC_NAME s_scm_delete_file |
2f3ed1ba JB |
722 | { |
723 | int ans; | |
1299a0f1 | 724 | STRING_SYSCALL (str, c_str, ans = unlink (c_str)); |
2f3ed1ba | 725 | if (ans != 0) |
1bbd0b84 | 726 | SCM_SYSERROR; |
2f3ed1ba JB |
727 | return SCM_UNSPECIFIED; |
728 | } | |
1bbd0b84 | 729 | #undef FUNC_NAME |
2f3ed1ba | 730 | |
f25f761d | 731 | #ifdef HAVE_MKDIR |
a1ec6916 | 732 | SCM_DEFINE (scm_mkdir, "mkdir", 1, 1, 0, |
1bbd0b84 | 733 | (SCM path, SCM mode), |
d3818c29 MD |
734 | "Create a new directory named by @var{path}. If @var{mode} is omitted\n" |
735 | "then the permissions of the directory file are set using the current\n" | |
736 | "umask. Otherwise they are set to the decimal value specified with\n" | |
737 | "@var{mode}. The return value is unspecified.") | |
1bbd0b84 | 738 | #define FUNC_NAME s_scm_mkdir |
0f2d19dd | 739 | { |
0f2d19dd JB |
740 | int rv; |
741 | mode_t mask; | |
1299a0f1 | 742 | |
0f2d19dd JB |
743 | if (SCM_UNBNDP (mode)) |
744 | { | |
745 | mask = umask (0); | |
746 | umask (mask); | |
1299a0f1 | 747 | STRING_SYSCALL (path, c_path, rv = mkdir (c_path, 0777 ^ mask)); |
0f2d19dd JB |
748 | } |
749 | else | |
750 | { | |
1299a0f1 | 751 | STRING_SYSCALL (path, c_path, rv = mkdir (c_path, scm_to_uint (mode))); |
0f2d19dd | 752 | } |
02b754d3 | 753 | if (rv != 0) |
1bbd0b84 | 754 | SCM_SYSERROR; |
02b754d3 | 755 | return SCM_UNSPECIFIED; |
0f2d19dd | 756 | } |
1bbd0b84 | 757 | #undef FUNC_NAME |
f25f761d | 758 | #endif /* HAVE_MKDIR */ |
0f2d19dd | 759 | |
f25f761d | 760 | #ifdef HAVE_RMDIR |
a1ec6916 | 761 | SCM_DEFINE (scm_rmdir, "rmdir", 1, 0, 0, |
1bbd0b84 | 762 | (SCM path), |
d3818c29 MD |
763 | "Remove the existing directory named by @var{path}. The directory must\n" |
764 | "be empty for this to succeed. The return value is unspecified.") | |
1bbd0b84 | 765 | #define FUNC_NAME s_scm_rmdir |
0f2d19dd | 766 | { |
0f2d19dd | 767 | int val; |
02b754d3 | 768 | |
1299a0f1 | 769 | STRING_SYSCALL (path, c_path, val = rmdir (c_path)); |
02b754d3 | 770 | if (val != 0) |
1bbd0b84 | 771 | SCM_SYSERROR; |
02b754d3 | 772 | return SCM_UNSPECIFIED; |
0f2d19dd | 773 | } |
1bbd0b84 | 774 | #undef FUNC_NAME |
f25f761d | 775 | #endif |
0f2d19dd JB |
776 | |
777 | \f | |
30ea841d | 778 | |
0f2d19dd JB |
779 | /* {Examining Directories} |
780 | */ | |
781 | ||
92c2555f | 782 | scm_t_bits scm_tc16_dir; |
0f2d19dd | 783 | |
30ea841d | 784 | |
a1ec6916 | 785 | SCM_DEFINE (scm_directory_stream_p, "directory-stream?", 1, 0, 0, |
1bbd0b84 | 786 | (SCM obj), |
1e6808ea MG |
787 | "Return a boolean indicating whether @var{object} is a directory\n" |
788 | "stream as returned by @code{opendir}.") | |
1bbd0b84 | 789 | #define FUNC_NAME s_scm_directory_stream_p |
77242ff9 | 790 | { |
7888309b | 791 | return scm_from_bool (SCM_DIRP (obj)); |
77242ff9 | 792 | } |
1bbd0b84 | 793 | #undef FUNC_NAME |
77242ff9 | 794 | |
30ea841d | 795 | |
a1ec6916 | 796 | SCM_DEFINE (scm_opendir, "opendir", 1, 0, 0, |
1bbd0b84 | 797 | (SCM dirname), |
d3818c29 MD |
798 | "Open the directory specified by @var{path} and return a directory\n" |
799 | "stream.") | |
1bbd0b84 | 800 | #define FUNC_NAME s_scm_opendir |
0f2d19dd JB |
801 | { |
802 | DIR *ds; | |
1299a0f1 | 803 | STRING_SYSCALL (dirname, c_dirname, ds = opendir (c_dirname)); |
02b754d3 | 804 | if (ds == NULL) |
1bbd0b84 | 805 | SCM_SYSERROR; |
b9ef8e66 | 806 | SCM_RETURN_NEWSMOB (scm_tc16_dir | (SCM_DIR_FLAG_OPEN<<16), ds); |
0f2d19dd | 807 | } |
1bbd0b84 | 808 | #undef FUNC_NAME |
0f2d19dd JB |
809 | |
810 | ||
9be808d8 KR |
811 | /* FIXME: The glibc manual has a portability note that readdir_r may not |
812 | null-terminate its return string. The circumstances outlined for this | |
2b829bbb KR |
813 | are not clear, nor is it clear what should be done about it. Lets use |
814 | NAMLEN and worry about what else should be done if/when someone can | |
815 | figure it out. */ | |
9be808d8 | 816 | |
a1ec6916 | 817 | SCM_DEFINE (scm_readdir, "readdir", 1, 0, 0, |
1bbd0b84 | 818 | (SCM port), |
d3818c29 MD |
819 | "Return (as a string) the next directory entry from the directory stream\n" |
820 | "@var{stream}. If there is no remaining entry to be read then the\n" | |
821 | "end of file object is returned.") | |
1bbd0b84 | 822 | #define FUNC_NAME s_scm_readdir |
0f2d19dd | 823 | { |
2b829bbb | 824 | struct dirent_or_dirent64 *rdent; |
30ea841d DH |
825 | |
826 | SCM_VALIDATE_DIR (1, port); | |
827 | if (!SCM_DIR_OPEN_P (port)) | |
1afff620 | 828 | SCM_MISC_ERROR ("Directory ~S is not open.", scm_list_1 (port)); |
30ea841d | 829 | |
9be808d8 | 830 | #if HAVE_READDIR_R |
2b829bbb KR |
831 | /* As noted in the glibc manual, on various systems (such as Solaris) the |
832 | d_name[] field is only 1 char and you're expected to size the dirent | |
833 | buffer for readdir_r based on NAME_MAX. The SCM_MAX expressions below | |
834 | effectively give either sizeof(d_name) or NAME_MAX+1, whichever is | |
835 | bigger. | |
836 | ||
837 | On solaris 10 there's no NAME_MAX constant, it's necessary to use | |
838 | pathconf(). We prefer NAME_MAX though, since it should be a constant | |
839 | and will therefore save a system call. We also prefer it since dirfd() | |
840 | is not available everywhere. | |
841 | ||
842 | An alternative to dirfd() would be to open() the directory and then use | |
843 | fdopendir(), if the latter is available. That'd let us hold the fd | |
844 | somewhere in the smob, or just the dirent size calculated once. */ | |
845 | { | |
846 | struct dirent_or_dirent64 de; /* just for sizeof */ | |
b9ef8e66 | 847 | DIR *ds = (DIR *) SCM_SMOB_DATA_1 (port); |
2b829bbb KR |
848 | size_t namlen; |
849 | #ifdef NAME_MAX | |
850 | char buf [SCM_MAX (sizeof (de), | |
851 | sizeof (de) - sizeof (de.d_name) + NAME_MAX + 1)]; | |
9be808d8 | 852 | #else |
2b829bbb KR |
853 | char *buf; |
854 | long name_max = fpathconf (dirfd (ds), _PC_NAME_MAX); | |
855 | if (name_max == -1) | |
856 | SCM_SYSERROR; | |
857 | buf = alloca (SCM_MAX (sizeof (de), | |
858 | sizeof (de) - sizeof (de.d_name) + name_max + 1)); | |
9be808d8 | 859 | #endif |
2b829bbb KR |
860 | |
861 | errno = 0; | |
862 | SCM_SYSCALL (readdir_r_or_readdir64_r (ds, (struct dirent_or_dirent64 *) buf, &rdent)); | |
9be808d8 KR |
863 | if (errno != 0) |
864 | SCM_SYSERROR; | |
2b829bbb KR |
865 | if (! rdent) |
866 | return SCM_EOF_VAL; | |
867 | ||
868 | namlen = NAMLEN (rdent); | |
30ea841d | 869 | |
cc95e00a | 870 | return (rdent ? scm_from_locale_stringn (rdent->d_name, NAMLEN (rdent)) |
9be808d8 KR |
871 | : SCM_EOF_VAL); |
872 | } | |
2b829bbb KR |
873 | #else |
874 | { | |
875 | SCM ret; | |
876 | scm_dynwind_begin (0); | |
877 | scm_i_dynwind_pthread_mutex_lock (&scm_i_misc_mutex); | |
878 | ||
879 | errno = 0; | |
b9ef8e66 | 880 | SCM_SYSCALL (rdent = readdir_or_readdir64 ((DIR *) SCM_SMOB_DATA_1 (port))); |
2b829bbb KR |
881 | if (errno != 0) |
882 | SCM_SYSERROR; | |
883 | ||
884 | ret = (rdent ? scm_from_locale_stringn (rdent->d_name, NAMLEN (rdent)) | |
885 | : SCM_EOF_VAL); | |
886 | ||
887 | scm_dynwind_end (); | |
888 | return ret; | |
889 | } | |
890 | #endif | |
0f2d19dd | 891 | } |
1bbd0b84 | 892 | #undef FUNC_NAME |
0f2d19dd JB |
893 | |
894 | ||
a1ec6916 | 895 | SCM_DEFINE (scm_rewinddir, "rewinddir", 1, 0, 0, |
1bbd0b84 | 896 | (SCM port), |
d3818c29 MD |
897 | "Reset the directory port @var{stream} so that the next call to\n" |
898 | "@code{readdir} will return the first directory entry.") | |
1bbd0b84 | 899 | #define FUNC_NAME s_scm_rewinddir |
0f2d19dd | 900 | { |
30ea841d DH |
901 | SCM_VALIDATE_DIR (1, port); |
902 | if (!SCM_DIR_OPEN_P (port)) | |
1afff620 | 903 | SCM_MISC_ERROR ("Directory ~S is not open.", scm_list_1 (port)); |
30ea841d | 904 | |
b9ef8e66 | 905 | rewinddir ((DIR *) SCM_SMOB_DATA_1 (port)); |
30ea841d | 906 | |
0f2d19dd JB |
907 | return SCM_UNSPECIFIED; |
908 | } | |
1bbd0b84 | 909 | #undef FUNC_NAME |
0f2d19dd JB |
910 | |
911 | ||
a1ec6916 | 912 | SCM_DEFINE (scm_closedir, "closedir", 1, 0, 0, |
1bbd0b84 | 913 | (SCM port), |
d3818c29 MD |
914 | "Close the directory stream @var{stream}.\n" |
915 | "The return value is unspecified.") | |
1bbd0b84 | 916 | #define FUNC_NAME s_scm_closedir |
0f2d19dd | 917 | { |
30ea841d | 918 | SCM_VALIDATE_DIR (1, port); |
02b754d3 | 919 | |
30ea841d | 920 | if (SCM_DIR_OPEN_P (port)) |
0f2d19dd | 921 | { |
30ea841d DH |
922 | int sts; |
923 | ||
b9ef8e66 | 924 | SCM_SYSCALL (sts = closedir ((DIR *) SCM_SMOB_DATA_1 (port))); |
30ea841d DH |
925 | if (sts != 0) |
926 | SCM_SYSERROR; | |
927 | ||
b9ef8e66 | 928 | SCM_SET_SMOB_DATA_0 (port, scm_tc16_dir); |
0f2d19dd | 929 | } |
30ea841d | 930 | |
02b754d3 | 931 | return SCM_UNSPECIFIED; |
0f2d19dd | 932 | } |
1bbd0b84 | 933 | #undef FUNC_NAME |
0f2d19dd JB |
934 | |
935 | ||
0f2d19dd | 936 | static int |
e81d98ec | 937 | scm_dir_print (SCM exp, SCM port, scm_print_state *pstate SCM_UNUSED) |
0f2d19dd | 938 | { |
f8b16091 | 939 | scm_puts ("#<", port); |
30ea841d | 940 | if (!SCM_DIR_OPEN_P (exp)) |
f8b16091 | 941 | scm_puts ("closed: ", port); |
0d03da62 | 942 | scm_puts ("directory stream ", port); |
b9ef8e66 | 943 | scm_uintprint (SCM_SMOB_DATA_1 (exp), 16, port); |
f8b16091 | 944 | scm_putc ('>', port); |
0f2d19dd JB |
945 | return 1; |
946 | } | |
947 | ||
1cc91f1b | 948 | |
1be6b49c | 949 | static size_t |
1bbd0b84 | 950 | scm_dir_free (SCM p) |
0f2d19dd | 951 | { |
30ea841d | 952 | if (SCM_DIR_OPEN_P (p)) |
b9ef8e66 | 953 | closedir ((DIR *) SCM_SMOB_DATA_1 (p)); |
0f2d19dd JB |
954 | return 0; |
955 | } | |
956 | ||
0f2d19dd JB |
957 | \f |
958 | /* {Navigating Directories} | |
959 | */ | |
960 | ||
961 | ||
a1ec6916 | 962 | SCM_DEFINE (scm_chdir, "chdir", 1, 0, 0, |
1bbd0b84 | 963 | (SCM str), |
d3818c29 MD |
964 | "Change the current working directory to @var{path}.\n" |
965 | "The return value is unspecified.") | |
1bbd0b84 | 966 | #define FUNC_NAME s_scm_chdir |
0f2d19dd JB |
967 | { |
968 | int ans; | |
02b754d3 | 969 | |
1299a0f1 | 970 | STRING_SYSCALL (str, c_str, ans = chdir (c_str)); |
02b754d3 | 971 | if (ans != 0) |
1bbd0b84 | 972 | SCM_SYSERROR; |
02b754d3 | 973 | return SCM_UNSPECIFIED; |
0f2d19dd | 974 | } |
1bbd0b84 | 975 | #undef FUNC_NAME |
0f2d19dd | 976 | |
f25f761d | 977 | #ifdef HAVE_GETCWD |
a1ec6916 | 978 | SCM_DEFINE (scm_getcwd, "getcwd", 0, 0, 0, |
1bbd0b84 | 979 | (), |
1e6808ea | 980 | "Return the name of the current working directory.") |
1bbd0b84 | 981 | #define FUNC_NAME s_scm_getcwd |
0f2d19dd | 982 | { |
0f2d19dd | 983 | char *rv; |
1be6b49c | 984 | size_t size = 100; |
0f2d19dd JB |
985 | char *wd; |
986 | SCM result; | |
987 | ||
4c9419ac | 988 | wd = scm_malloc (size); |
0f2d19dd JB |
989 | while ((rv = getcwd (wd, size)) == 0 && errno == ERANGE) |
990 | { | |
4c9419ac | 991 | free (wd); |
0f2d19dd | 992 | size *= 2; |
4c9419ac | 993 | wd = scm_malloc (size); |
0f2d19dd | 994 | } |
02b754d3 | 995 | if (rv == 0) |
11e1db06 KR |
996 | { |
997 | int save_errno = errno; | |
998 | free (wd); | |
999 | errno = save_errno; | |
1000 | SCM_SYSERROR; | |
1001 | } | |
cc95e00a | 1002 | result = scm_from_locale_stringn (wd, strlen (wd)); |
4c9419ac | 1003 | free (wd); |
0f2d19dd | 1004 | return result; |
0f2d19dd | 1005 | } |
1bbd0b84 | 1006 | #undef FUNC_NAME |
f25f761d | 1007 | #endif /* HAVE_GETCWD */ |
0f2d19dd JB |
1008 | |
1009 | \f | |
1010 | ||
28d77376 GH |
1011 | #ifdef HAVE_SELECT |
1012 | ||
1013 | /* check that element is a port or file descriptor. if it's a port | |
1014 | and its buffer is ready for use, add it to the ports_ready list. | |
1015 | otherwise add its file descriptor to *set. the type of list can be | |
1016 | determined from pos: SCM_ARG1 for reads, SCM_ARG2 for writes, | |
1017 | SCM_ARG3 for excepts. */ | |
cafc12ff | 1018 | static int |
28d77376 | 1019 | set_element (SELECT_TYPE *set, SCM *ports_ready, SCM element, int pos) |
a48a89bc | 1020 | { |
cafc12ff | 1021 | int fd; |
d831b039 | 1022 | |
e11e83f3 | 1023 | if (scm_is_integer (element)) |
28d77376 | 1024 | { |
e11e83f3 | 1025 | fd = scm_to_int (element); |
28d77376 GH |
1026 | } |
1027 | else | |
1028 | { | |
1029 | int use_buf = 0; | |
1030 | ||
1031 | element = SCM_COERCE_OUTPORT (element); | |
1032 | SCM_ASSERT (SCM_OPFPORTP (element), element, pos, "select"); | |
1033 | if (pos == SCM_ARG1) | |
1034 | { | |
1035 | /* check whether port has buffered input. */ | |
92c2555f | 1036 | scm_t_port *pt = SCM_PTAB_ENTRY (element); |
28d77376 GH |
1037 | |
1038 | if (pt->read_pos < pt->read_end) | |
1039 | use_buf = 1; | |
1040 | } | |
1041 | else if (pos == SCM_ARG2) | |
1042 | { | |
1043 | /* check whether port's output buffer has room. */ | |
92c2555f | 1044 | scm_t_port *pt = SCM_PTAB_ENTRY (element); |
28d77376 GH |
1045 | |
1046 | /* > 1 since writing the last byte in the buffer causes flush. */ | |
1047 | if (pt->write_end - pt->write_pos > 1) | |
1048 | use_buf = 1; | |
1049 | } | |
1050 | fd = use_buf ? -1 : SCM_FPORT_FDES (element); | |
1051 | } | |
1052 | if (fd == -1) | |
1053 | *ports_ready = scm_cons (element, *ports_ready); | |
1054 | else | |
1055 | FD_SET (fd, set); | |
cafc12ff | 1056 | return fd; |
a48a89bc | 1057 | } |
1cc91f1b | 1058 | |
28d77376 GH |
1059 | /* check list_or_vec, a list or vector of ports or file descriptors, |
1060 | adding each member to either the ports_ready list (if it's a port | |
1061 | with a usable buffer) or to *set. the kind of list_or_vec can be | |
1062 | determined from pos: SCM_ARG1 for reads, SCM_ARG2 for writes, | |
1063 | SCM_ARG3 for excepts. */ | |
cafc12ff | 1064 | static int |
28d77376 | 1065 | fill_select_type (SELECT_TYPE *set, SCM *ports_ready, SCM list_or_vec, int pos) |
0f2d19dd | 1066 | { |
28d77376 GH |
1067 | int max_fd = 0; |
1068 | ||
4057a3e0 | 1069 | if (scm_is_simple_vector (list_or_vec)) |
0f2d19dd | 1070 | { |
4057a3e0 | 1071 | int i = SCM_SIMPLE_VECTOR_LENGTH (list_or_vec); |
a48a89bc | 1072 | |
28d77376 | 1073 | while (--i >= 0) |
a48a89bc | 1074 | { |
4057a3e0 MV |
1075 | int fd = set_element (set, ports_ready, |
1076 | SCM_SIMPLE_VECTOR_REF (list_or_vec, i), pos); | |
28d77376 | 1077 | |
cafc12ff MD |
1078 | if (fd > max_fd) |
1079 | max_fd = fd; | |
a48a89bc GH |
1080 | } |
1081 | } | |
1082 | else | |
1083 | { | |
c96d76b8 | 1084 | while (!SCM_NULL_OR_NIL_P (list_or_vec)) |
a48a89bc | 1085 | { |
28d77376 GH |
1086 | int fd = set_element (set, ports_ready, SCM_CAR (list_or_vec), pos); |
1087 | ||
cafc12ff MD |
1088 | if (fd > max_fd) |
1089 | max_fd = fd; | |
28d77376 | 1090 | list_or_vec = SCM_CDR (list_or_vec); |
a48a89bc | 1091 | } |
0f2d19dd | 1092 | } |
cafc12ff MD |
1093 | |
1094 | return max_fd; | |
0f2d19dd JB |
1095 | } |
1096 | ||
28d77376 GH |
1097 | /* if element (a file descriptor or port) appears in *set, cons it to |
1098 | list. return list. */ | |
a48a89bc GH |
1099 | static SCM |
1100 | get_element (SELECT_TYPE *set, SCM element, SCM list) | |
1101 | { | |
28d77376 GH |
1102 | int fd; |
1103 | ||
e11e83f3 | 1104 | if (scm_is_integer (element)) |
a48a89bc | 1105 | { |
e11e83f3 | 1106 | fd = scm_to_int (element); |
a48a89bc | 1107 | } |
28d77376 | 1108 | else |
a48a89bc | 1109 | { |
28d77376 | 1110 | fd = SCM_FPORT_FDES (SCM_COERCE_OUTPORT (element)); |
a48a89bc | 1111 | } |
28d77376 GH |
1112 | if (FD_ISSET (fd, set)) |
1113 | list = scm_cons (element, list); | |
a48a89bc GH |
1114 | return list; |
1115 | } | |
1cc91f1b | 1116 | |
28d77376 GH |
1117 | /* construct component of scm_select return value. |
1118 | set: pointer to set of file descriptors found by select to be ready | |
1119 | ports_ready: ports ready due to buffering | |
1120 | list_or_vec: original list/vector handed to scm_select. | |
1121 | the return value is a list/vector of ready ports/file descriptors. | |
1122 | works by finding the objects in list which correspond to members of | |
1123 | *set and appending them to ports_ready. result is converted to a | |
1124 | vector if list_or_vec is a vector. */ | |
0f2d19dd | 1125 | static SCM |
28d77376 | 1126 | retrieve_select_type (SELECT_TYPE *set, SCM ports_ready, SCM list_or_vec) |
0f2d19dd | 1127 | { |
28d77376 | 1128 | SCM answer_list = ports_ready; |
a48a89bc | 1129 | |
4057a3e0 | 1130 | if (scm_is_simple_vector (list_or_vec)) |
0f2d19dd | 1131 | { |
4057a3e0 | 1132 | int i = SCM_SIMPLE_VECTOR_LENGTH (list_or_vec); |
a48a89bc | 1133 | |
28d77376 | 1134 | while (--i >= 0) |
0f2d19dd | 1135 | { |
4057a3e0 MV |
1136 | answer_list = get_element (set, |
1137 | SCM_SIMPLE_VECTOR_REF (list_or_vec, i), | |
1138 | answer_list); | |
0f2d19dd | 1139 | } |
a48a89bc GH |
1140 | return scm_vector (answer_list); |
1141 | } | |
1142 | else | |
1143 | { | |
28d77376 | 1144 | /* list_or_vec must be a list. */ |
c96d76b8 | 1145 | while (!SCM_NULL_OR_NIL_P (list_or_vec)) |
0f2d19dd | 1146 | { |
28d77376 GH |
1147 | answer_list = get_element (set, SCM_CAR (list_or_vec), answer_list); |
1148 | list_or_vec = SCM_CDR (list_or_vec); | |
0f2d19dd | 1149 | } |
a48a89bc | 1150 | return answer_list; |
0f2d19dd | 1151 | } |
0f2d19dd JB |
1152 | } |
1153 | ||
1bbd0b84 | 1154 | /* Static helper functions above refer to s_scm_select directly as s_select */ |
a1ec6916 | 1155 | SCM_DEFINE (scm_select, "select", 3, 2, 0, |
1bbd0b84 | 1156 | (SCM reads, SCM writes, SCM excepts, SCM secs, SCM usecs), |
28d77376 | 1157 | "This procedure has a variety of uses: waiting for the ability\n" |
bb2c02f2 | 1158 | "to provide input, accept output, or the existence of\n" |
28d77376 GH |
1159 | "exceptional conditions on a collection of ports or file\n" |
1160 | "descriptors, or waiting for a timeout to occur.\n" | |
1161 | "It also returns if interrupted by a signal.\n\n" | |
1162 | "@var{reads}, @var{writes} and @var{excepts} can be lists or\n" | |
1163 | "vectors, with each member a port or a file descriptor.\n" | |
1164 | "The value returned is a list of three corresponding\n" | |
1165 | "lists or vectors containing only the members which meet the\n" | |
1166 | "specified requirement. The ability of port buffers to\n" | |
1167 | "provide input or accept output is taken into account.\n" | |
1168 | "Ordering of the input lists or vectors is not preserved.\n\n" | |
1169 | "The optional arguments @var{secs} and @var{usecs} specify the\n" | |
1170 | "timeout. Either @var{secs} can be specified alone, as\n" | |
1171 | "either an integer or a real number, or both @var{secs} and\n" | |
1172 | "@var{usecs} can be specified as integers, in which case\n" | |
1173 | "@var{usecs} is an additional timeout expressed in\n" | |
1174 | "microseconds. If @var{secs} is omitted or is @code{#f} then\n" | |
1175 | "select will wait for as long as it takes for one of the other\n" | |
1176 | "conditions to be satisfied.\n\n" | |
1177 | "The scsh version of @code{select} differs as follows:\n" | |
1178 | "Only vectors are accepted for the first three arguments.\n" | |
1179 | "The @var{usecs} argument is not supported.\n" | |
1180 | "Multiple values are returned instead of a list.\n" | |
1181 | "Duplicates in the input vectors appear only once in output.\n" | |
9401323e | 1182 | "An additional @code{select!} interface is provided.") |
1bbd0b84 | 1183 | #define FUNC_NAME s_scm_select |
0f2d19dd | 1184 | { |
0f2d19dd | 1185 | struct timeval timeout; |
28d77376 | 1186 | struct timeval * time_ptr; |
0f2d19dd JB |
1187 | SELECT_TYPE read_set; |
1188 | SELECT_TYPE write_set; | |
1189 | SELECT_TYPE except_set; | |
28d77376 GH |
1190 | int read_count; |
1191 | int write_count; | |
1192 | int except_count; | |
1193 | /* these lists accumulate ports which are ready due to buffering. | |
1194 | their file descriptors don't need to be added to the select sets. */ | |
1195 | SCM read_ports_ready = SCM_EOL; | |
1196 | SCM write_ports_ready = SCM_EOL; | |
1197 | int max_fd; | |
1198 | ||
4057a3e0 | 1199 | if (scm_is_simple_vector (reads)) |
28d77376 | 1200 | { |
4057a3e0 | 1201 | read_count = SCM_SIMPLE_VECTOR_LENGTH (reads); |
28d77376 GH |
1202 | } |
1203 | else | |
1204 | { | |
1205 | read_count = scm_ilength (reads); | |
1206 | SCM_ASSERT (read_count >= 0, reads, SCM_ARG1, FUNC_NAME); | |
1207 | } | |
4057a3e0 | 1208 | if (scm_is_simple_vector (writes)) |
28d77376 | 1209 | { |
4057a3e0 | 1210 | write_count = SCM_SIMPLE_VECTOR_LENGTH (writes); |
28d77376 GH |
1211 | } |
1212 | else | |
1213 | { | |
1214 | write_count = scm_ilength (writes); | |
1215 | SCM_ASSERT (write_count >= 0, writes, SCM_ARG2, FUNC_NAME); | |
1216 | } | |
4057a3e0 | 1217 | if (scm_is_simple_vector (excepts)) |
28d77376 | 1218 | { |
4057a3e0 | 1219 | except_count = SCM_SIMPLE_VECTOR_LENGTH (excepts); |
28d77376 GH |
1220 | } |
1221 | else | |
1222 | { | |
1223 | except_count = scm_ilength (excepts); | |
1224 | SCM_ASSERT (except_count >= 0, excepts, SCM_ARG3, FUNC_NAME); | |
1225 | } | |
0f2d19dd JB |
1226 | |
1227 | FD_ZERO (&read_set); | |
1228 | FD_ZERO (&write_set); | |
1229 | FD_ZERO (&except_set); | |
1230 | ||
28d77376 GH |
1231 | max_fd = fill_select_type (&read_set, &read_ports_ready, reads, SCM_ARG1); |
1232 | ||
1233 | { | |
1234 | int write_max = fill_select_type (&write_set, &write_ports_ready, | |
1235 | writes, SCM_ARG2); | |
1236 | int except_max = fill_select_type (&except_set, NULL, | |
1237 | excepts, SCM_ARG3); | |
1238 | ||
1239 | if (write_max > max_fd) | |
1240 | max_fd = write_max; | |
1241 | if (except_max > max_fd) | |
1242 | max_fd = except_max; | |
1243 | } | |
0f2d19dd | 1244 | |
ae1b098b GH |
1245 | /* if there's a port with a ready buffer, don't block, just |
1246 | check for ready file descriptors. */ | |
d2e53ed6 | 1247 | if (!scm_is_null (read_ports_ready) || !scm_is_null (write_ports_ready)) |
ae1b098b GH |
1248 | { |
1249 | timeout.tv_sec = 0; | |
1250 | timeout.tv_usec = 0; | |
1251 | time_ptr = &timeout; | |
1252 | } | |
7888309b | 1253 | else if (SCM_UNBNDP (secs) || scm_is_false (secs)) |
28d77376 | 1254 | time_ptr = 0; |
0f2d19dd JB |
1255 | else |
1256 | { | |
a55c2b68 | 1257 | if (scm_is_unsigned_integer (secs, 0, ULONG_MAX)) |
a48a89bc | 1258 | { |
a55c2b68 | 1259 | timeout.tv_sec = scm_to_ulong (secs); |
a48a89bc GH |
1260 | if (SCM_UNBNDP (usecs)) |
1261 | timeout.tv_usec = 0; | |
1262 | else | |
a55c2b68 | 1263 | timeout.tv_usec = scm_to_long (usecs); |
a48a89bc | 1264 | } |
0f2d19dd | 1265 | else |
a48a89bc | 1266 | { |
d9a67fc4 | 1267 | double fl = scm_to_double (secs); |
a48a89bc GH |
1268 | |
1269 | if (!SCM_UNBNDP (usecs)) | |
c1bfcf60 | 1270 | SCM_WRONG_TYPE_ARG (4, secs); |
a48a89bc | 1271 | if (fl > LONG_MAX) |
c1bfcf60 | 1272 | SCM_OUT_OF_RANGE (4, secs); |
a48a89bc GH |
1273 | timeout.tv_sec = (long) fl; |
1274 | timeout.tv_usec = (long) ((fl - timeout.tv_sec) * 1000000); | |
1275 | } | |
28d77376 | 1276 | time_ptr = &timeout; |
0f2d19dd JB |
1277 | } |
1278 | ||
28d77376 | 1279 | { |
9de87eea MV |
1280 | int rv = scm_std_select (max_fd + 1, |
1281 | &read_set, &write_set, &except_set, | |
1282 | time_ptr); | |
28d77376 GH |
1283 | if (rv < 0) |
1284 | SCM_SYSERROR; | |
1285 | } | |
1afff620 KN |
1286 | return scm_list_3 (retrieve_select_type (&read_set, read_ports_ready, reads), |
1287 | retrieve_select_type (&write_set, write_ports_ready, writes), | |
1288 | retrieve_select_type (&except_set, SCM_EOL, excepts)); | |
0f2d19dd | 1289 | } |
1bbd0b84 | 1290 | #undef FUNC_NAME |
f25f761d | 1291 | #endif /* HAVE_SELECT */ |
0f2d19dd JB |
1292 | |
1293 | \f | |
4c1feaa5 | 1294 | |
82893676 | 1295 | #ifdef HAVE_FCNTL |
af45e3b0 | 1296 | SCM_DEFINE (scm_fcntl, "fcntl", 2, 1, 0, |
1bbd0b84 | 1297 | (SCM object, SCM cmd, SCM value), |
d3818c29 MD |
1298 | "Apply @var{command} to the specified file descriptor or the underlying\n" |
1299 | "file descriptor of the specified port. @var{value} is an optional\n" | |
1300 | "integer argument.\n\n" | |
1301 | "Values for @var{command} are:\n\n" | |
1302 | "@table @code\n" | |
1303 | "@item F_DUPFD\n" | |
1304 | "Duplicate a file descriptor\n" | |
1305 | "@item F_GETFD\n" | |
1306 | "Get flags associated with the file descriptor.\n" | |
1307 | "@item F_SETFD\n" | |
1308 | "Set flags associated with the file descriptor to @var{value}.\n" | |
1309 | "@item F_GETFL\n" | |
1310 | "Get flags associated with the open file.\n" | |
1311 | "@item F_SETFL\n" | |
1312 | "Set flags associated with the open file to @var{value}\n" | |
1313 | "@item F_GETOWN\n" | |
1314 | "Get the process ID of a socket's owner, for @code{SIGIO} signals.\n" | |
1315 | "@item F_SETOWN\n" | |
1316 | "Set the process that owns a socket to @var{value}, for @code{SIGIO} signals.\n" | |
1317 | "@item FD_CLOEXEC\n" | |
55892d87 NJ |
1318 | "The value used to indicate the \"close on exec\" flag with @code{F_GETFL} or\n" |
1319 | "@code{F_SETFL}.\n" | |
a3c8b9fc | 1320 | "@end table") |
1bbd0b84 | 1321 | #define FUNC_NAME s_scm_fcntl |
4c1feaa5 JB |
1322 | { |
1323 | int rv; | |
6afcd3b2 GH |
1324 | int fdes; |
1325 | int ivalue; | |
4c1feaa5 | 1326 | |
78446828 MV |
1327 | object = SCM_COERCE_OUTPORT (object); |
1328 | ||
0c95b57d | 1329 | if (SCM_OPFPORTP (object)) |
77a76b64 | 1330 | fdes = SCM_FPORT_FDES (object); |
6afcd3b2 | 1331 | else |
a55c2b68 | 1332 | fdes = scm_to_int (object); |
af45e3b0 | 1333 | |
a55c2b68 | 1334 | if (SCM_UNBNDP (value)) |
6afcd3b2 | 1335 | ivalue = 0; |
a55c2b68 MV |
1336 | else |
1337 | ivalue = scm_to_int (value); | |
af45e3b0 | 1338 | |
a55c2b68 | 1339 | SCM_SYSCALL (rv = fcntl (fdes, scm_to_int (cmd), ivalue)); |
77a76b64 | 1340 | if (rv == -1) |
1bbd0b84 | 1341 | SCM_SYSERROR; |
a55c2b68 | 1342 | return scm_from_int (rv); |
4c1feaa5 | 1343 | } |
1bbd0b84 | 1344 | #undef FUNC_NAME |
82893676 | 1345 | #endif /* HAVE_FCNTL */ |
6afcd3b2 | 1346 | |
a1ec6916 | 1347 | SCM_DEFINE (scm_fsync, "fsync", 1, 0, 0, |
1bbd0b84 | 1348 | (SCM object), |
d3818c29 MD |
1349 | "Copies any unwritten data for the specified output file descriptor to disk.\n" |
1350 | "If @var{port/fd} is a port, its buffer is flushed before the underlying\n" | |
1351 | "file descriptor is fsync'd.\n" | |
1352 | "The return value is unspecified.") | |
1bbd0b84 | 1353 | #define FUNC_NAME s_scm_fsync |
6afcd3b2 GH |
1354 | { |
1355 | int fdes; | |
1356 | ||
78446828 MV |
1357 | object = SCM_COERCE_OUTPORT (object); |
1358 | ||
0c95b57d | 1359 | if (SCM_OPFPORTP (object)) |
6afcd3b2 | 1360 | { |
affc96b5 | 1361 | scm_flush (object); |
77a76b64 | 1362 | fdes = SCM_FPORT_FDES (object); |
6afcd3b2 GH |
1363 | } |
1364 | else | |
a55c2b68 MV |
1365 | fdes = scm_to_int (object); |
1366 | ||
6afcd3b2 | 1367 | if (fsync (fdes) == -1) |
1bbd0b84 | 1368 | SCM_SYSERROR; |
6afcd3b2 GH |
1369 | return SCM_UNSPECIFIED; |
1370 | } | |
1bbd0b84 | 1371 | #undef FUNC_NAME |
0f2d19dd | 1372 | |
f25f761d | 1373 | #ifdef HAVE_SYMLINK |
a1ec6916 | 1374 | SCM_DEFINE (scm_symlink, "symlink", 2, 0, 0, |
1bbd0b84 | 1375 | (SCM oldpath, SCM newpath), |
d3818c29 MD |
1376 | "Create a symbolic link named @var{path-to} with the value (i.e., pointing to)\n" |
1377 | "@var{path-from}. The return value is unspecified.") | |
1bbd0b84 | 1378 | #define FUNC_NAME s_scm_symlink |
0f2d19dd | 1379 | { |
0f2d19dd | 1380 | int val; |
02b754d3 | 1381 | |
1299a0f1 MV |
1382 | STRING2_SYSCALL (oldpath, c_oldpath, |
1383 | newpath, c_newpath, | |
1384 | val = symlink (c_oldpath, c_newpath)); | |
02b754d3 | 1385 | if (val != 0) |
1bbd0b84 | 1386 | SCM_SYSERROR; |
02b754d3 | 1387 | return SCM_UNSPECIFIED; |
0f2d19dd | 1388 | } |
1bbd0b84 | 1389 | #undef FUNC_NAME |
f25f761d | 1390 | #endif /* HAVE_SYMLINK */ |
0f2d19dd | 1391 | |
f25f761d | 1392 | #ifdef HAVE_READLINK |
a1ec6916 | 1393 | SCM_DEFINE (scm_readlink, "readlink", 1, 0, 0, |
1bbd0b84 | 1394 | (SCM path), |
1e6808ea MG |
1395 | "Return the value of the symbolic link named by @var{path} (a\n" |
1396 | "string), i.e., the file that the link points to.") | |
1bbd0b84 | 1397 | #define FUNC_NAME s_scm_readlink |
0f2d19dd | 1398 | { |
6a738a25 JB |
1399 | int rv; |
1400 | int size = 100; | |
0f2d19dd JB |
1401 | char *buf; |
1402 | SCM result; | |
1299a0f1 MV |
1403 | char *c_path; |
1404 | ||
661ae7ab | 1405 | scm_dynwind_begin (0); |
1299a0f1 MV |
1406 | |
1407 | c_path = scm_to_locale_string (path); | |
661ae7ab | 1408 | scm_dynwind_free (c_path); |
1299a0f1 | 1409 | |
4c9419ac | 1410 | buf = scm_malloc (size); |
1299a0f1 MV |
1411 | |
1412 | while ((rv = readlink (c_path, buf, size)) == size) | |
0f2d19dd | 1413 | { |
4c9419ac | 1414 | free (buf); |
0f2d19dd | 1415 | size *= 2; |
4c9419ac | 1416 | buf = scm_malloc (size); |
0f2d19dd | 1417 | } |
02b754d3 | 1418 | if (rv == -1) |
11e1db06 KR |
1419 | { |
1420 | int save_errno = errno; | |
1421 | free (buf); | |
1422 | errno = save_errno; | |
1423 | SCM_SYSERROR; | |
1424 | } | |
1299a0f1 MV |
1425 | result = scm_take_locale_stringn (buf, rv); |
1426 | ||
661ae7ab | 1427 | scm_dynwind_end (); |
0f2d19dd | 1428 | return result; |
0f2d19dd | 1429 | } |
1bbd0b84 | 1430 | #undef FUNC_NAME |
f25f761d | 1431 | #endif /* HAVE_READLINK */ |
0f2d19dd | 1432 | |
f25f761d | 1433 | #ifdef HAVE_LSTAT |
a1ec6916 | 1434 | SCM_DEFINE (scm_lstat, "lstat", 1, 0, 0, |
1bbd0b84 | 1435 | (SCM str), |
d3818c29 | 1436 | "Similar to @code{stat}, but does not follow symbolic links, i.e.,\n" |
9401323e | 1437 | "it will return information about a symbolic link itself, not the\n" |
d3818c29 | 1438 | "file it points to. @var{path} must be a string.") |
1bbd0b84 | 1439 | #define FUNC_NAME s_scm_lstat |
0f2d19dd | 1440 | { |
02b754d3 | 1441 | int rv; |
2b829bbb | 1442 | struct stat_or_stat64 stat_temp; |
02b754d3 | 1443 | |
2b829bbb | 1444 | STRING_SYSCALL (str, c_str, rv = lstat_or_lstat64 (c_str, &stat_temp)); |
02b754d3 | 1445 | if (rv != 0) |
3d8d56df GH |
1446 | { |
1447 | int en = errno; | |
1448 | ||
5d2d2ffc | 1449 | SCM_SYSERROR_MSG ("~A: ~S", |
3572cd6b | 1450 | scm_list_2 (scm_strerror (scm_from_int (en)), str), |
e0c08f17 | 1451 | en); |
3d8d56df | 1452 | } |
1299a0f1 | 1453 | return scm_stat2scm (&stat_temp); |
0f2d19dd | 1454 | } |
1bbd0b84 | 1455 | #undef FUNC_NAME |
f25f761d | 1456 | #endif /* HAVE_LSTAT */ |
0f2d19dd | 1457 | |
a1ec6916 | 1458 | SCM_DEFINE (scm_copy_file, "copy-file", 2, 0, 0, |
1bbd0b84 | 1459 | (SCM oldfile, SCM newfile), |
d3818c29 MD |
1460 | "Copy the file specified by @var{path-from} to @var{path-to}.\n" |
1461 | "The return value is unspecified.") | |
1bbd0b84 | 1462 | #define FUNC_NAME s_scm_copy_file |
0f2d19dd | 1463 | { |
1299a0f1 | 1464 | char *c_oldfile, *c_newfile; |
0f2d19dd | 1465 | int oldfd, newfd; |
37eb673b | 1466 | int n, rv; |
77a76b64 | 1467 | char buf[BUFSIZ]; |
2b829bbb | 1468 | struct stat_or_stat64 oldstat; |
0f2d19dd | 1469 | |
661ae7ab | 1470 | scm_dynwind_begin (0); |
1299a0f1 MV |
1471 | |
1472 | c_oldfile = scm_to_locale_string (oldfile); | |
661ae7ab | 1473 | scm_dynwind_free (c_oldfile); |
1299a0f1 | 1474 | c_newfile = scm_to_locale_string (newfile); |
661ae7ab | 1475 | scm_dynwind_free (c_newfile); |
37eb673b | 1476 | |
2b829bbb | 1477 | oldfd = open_or_open64 (c_oldfile, O_RDONLY); |
0f2d19dd | 1478 | if (oldfd == -1) |
1bbd0b84 | 1479 | SCM_SYSERROR; |
02b754d3 | 1480 | |
37eb673b KR |
1481 | #ifdef __MINGW32__ |
1482 | SCM_SYSCALL (rv = fstat_Win32 (oldfd, &oldstat)); | |
1483 | #else | |
2b829bbb | 1484 | SCM_SYSCALL (rv = fstat_or_fstat64 (oldfd, &oldstat)); |
37eb673b KR |
1485 | #endif |
1486 | if (rv == -1) | |
1487 | goto err_close_oldfd; | |
1488 | ||
02b754d3 | 1489 | /* use POSIX flags instead of 07777?. */ |
2b829bbb KR |
1490 | newfd = open_or_open64 (c_newfile, O_WRONLY | O_CREAT | O_TRUNC, |
1491 | oldstat.st_mode & 07777); | |
0f2d19dd | 1492 | if (newfd == -1) |
01046395 | 1493 | { |
37eb673b | 1494 | err_close_oldfd: |
01046395 KR |
1495 | close (oldfd); |
1496 | SCM_SYSERROR; | |
1497 | } | |
02b754d3 | 1498 | |
0f2d19dd JB |
1499 | while ((n = read (oldfd, buf, sizeof buf)) > 0) |
1500 | if (write (newfd, buf, n) != n) | |
1501 | { | |
1502 | close (oldfd); | |
1503 | close (newfd); | |
1bbd0b84 | 1504 | SCM_SYSERROR; |
0f2d19dd JB |
1505 | } |
1506 | close (oldfd); | |
1507 | if (close (newfd) == -1) | |
1bbd0b84 | 1508 | SCM_SYSERROR; |
1299a0f1 | 1509 | |
661ae7ab | 1510 | scm_dynwind_end (); |
02b754d3 | 1511 | return SCM_UNSPECIFIED; |
0f2d19dd | 1512 | } |
1bbd0b84 | 1513 | #undef FUNC_NAME |
0f2d19dd JB |
1514 | |
1515 | \f | |
6a738a25 JB |
1516 | /* Filename manipulation */ |
1517 | ||
1518 | SCM scm_dot_string; | |
1519 | ||
a1ec6916 | 1520 | SCM_DEFINE (scm_dirname, "dirname", 1, 0, 0, |
1bbd0b84 | 1521 | (SCM filename), |
fa6a543f MG |
1522 | "Return the directory name component of the file name\n" |
1523 | "@var{filename}. If @var{filename} does not contain a directory\n" | |
1524 | "component, @code{.} is returned.") | |
1bbd0b84 | 1525 | #define FUNC_NAME s_scm_dirname |
6a738a25 | 1526 | { |
9fd38a3d DH |
1527 | long int i; |
1528 | unsigned long int len; | |
1529 | ||
34d19ef6 | 1530 | SCM_VALIDATE_STRING (1, filename); |
9fd38a3d | 1531 | |
cc95e00a | 1532 | len = scm_i_string_length (filename); |
9fd38a3d | 1533 | |
6a738a25 | 1534 | i = len - 1; |
82893676 | 1535 | #ifdef __MINGW32__ |
832bbc95 MG |
1536 | while (i >= 0 && (scm_i_string_ref (filename, i) == '/' |
1537 | || scm_i_string_ref (filename, i) == '\\')) | |
1538 | --i; | |
1539 | while (i >= 0 && (scm_i_string_ref (filename, i) != '/' | |
1540 | && scm_i_string_ref (filename, i) != '\\')) | |
1541 | --i; | |
1542 | while (i >= 0 && (scm_i_string_ref (filename, i) == '/' | |
1543 | || scm_i_string_ref (filename, i) == '\\')) | |
1544 | --i; | |
82893676 | 1545 | #else |
832bbc95 MG |
1546 | while (i >= 0 && scm_i_string_ref (filename, i) == '/') |
1547 | --i; | |
1548 | while (i >= 0 && scm_i_string_ref (filename, i) != '/') | |
1549 | --i; | |
1550 | while (i >= 0 && scm_i_string_ref (filename, i) == '/') | |
1551 | --i; | |
82893676 | 1552 | #endif /* ndef __MINGW32__ */ |
6a738a25 JB |
1553 | if (i < 0) |
1554 | { | |
82893676 | 1555 | #ifdef __MINGW32__ |
832bbc95 MG |
1556 | if (len > 0 && (scm_i_string_ref (filename, 0) == '/' |
1557 | || scm_i_string_ref (filename, 0) == '\\')) | |
82893676 | 1558 | #else |
832bbc95 | 1559 | if (len > 0 && scm_i_string_ref (filename, 0) == '/') |
82893676 | 1560 | #endif /* ndef __MINGW32__ */ |
cc95e00a | 1561 | return scm_c_substring (filename, 0, 1); |
6a738a25 JB |
1562 | else |
1563 | return scm_dot_string; | |
1564 | } | |
1565 | else | |
cc95e00a | 1566 | return scm_c_substring (filename, 0, i + 1); |
6a738a25 | 1567 | } |
1bbd0b84 | 1568 | #undef FUNC_NAME |
6a738a25 | 1569 | |
a1ec6916 | 1570 | SCM_DEFINE (scm_basename, "basename", 1, 1, 0, |
1bbd0b84 | 1571 | (SCM filename, SCM suffix), |
fa6a543f MG |
1572 | "Return the base name of the file name @var{filename}. The\n" |
1573 | "base name is the file name without any directory components.\n" | |
bb2c02f2 | 1574 | "If @var{suffix} is provided, and is equal to the end of\n" |
fa6a543f | 1575 | "@var{basename}, it is removed also.") |
1bbd0b84 | 1576 | #define FUNC_NAME s_scm_basename |
6a738a25 | 1577 | { |
6a738a25 | 1578 | int i, j, len, end; |
9fd38a3d | 1579 | |
34d19ef6 | 1580 | SCM_VALIDATE_STRING (1, filename); |
cc95e00a | 1581 | len = scm_i_string_length (filename); |
9fd38a3d | 1582 | |
6a738a25 JB |
1583 | if (SCM_UNBNDP (suffix)) |
1584 | j = -1; | |
1585 | else | |
1586 | { | |
9fd38a3d | 1587 | SCM_VALIDATE_STRING (2, suffix); |
cc95e00a | 1588 | j = scm_i_string_length (suffix) - 1; |
6a738a25 | 1589 | } |
6a738a25 | 1590 | i = len - 1; |
82893676 | 1591 | #ifdef __MINGW32__ |
832bbc95 MG |
1592 | while (i >= 0 && (scm_i_string_ref (filename, i) == '/' |
1593 | || scm_i_string_ref (filename, i) == '\\')) | |
1594 | --i; | |
82893676 | 1595 | #else |
832bbc95 MG |
1596 | while (i >= 0 && scm_i_string_ref (filename, i) == '/') |
1597 | --i; | |
82893676 | 1598 | #endif /* ndef __MINGW32__ */ |
6a738a25 | 1599 | end = i; |
832bbc95 MG |
1600 | while (i >= 0 && j >= 0 |
1601 | && (scm_i_string_ref (filename, i) | |
1602 | == scm_i_string_ref (suffix, j))) | |
1603 | { | |
1604 | --i; | |
1605 | --j; | |
1606 | } | |
6a738a25 JB |
1607 | if (j == -1) |
1608 | end = i; | |
82893676 | 1609 | #ifdef __MINGW32__ |
832bbc95 MG |
1610 | while (i >= 0 && (scm_i_string_ref (filename, i) != '/' |
1611 | && scm_i_string_ref (filename, i) != '\\')) | |
1612 | --i; | |
82893676 | 1613 | #else |
832bbc95 MG |
1614 | while (i >= 0 && scm_i_string_ref (filename, i) != '/') |
1615 | --i; | |
82893676 | 1616 | #endif /* ndef __MINGW32__ */ |
6a738a25 JB |
1617 | if (i == end) |
1618 | { | |
82893676 | 1619 | #ifdef __MINGW32__ |
832bbc95 MG |
1620 | if (len > 0 && (scm_i_string_ref (filename, 0) == '/' |
1621 | || scm_i_string_ref (filename, 0) == '\\')) | |
82893676 | 1622 | #else |
832bbc95 | 1623 | if (len > 0 && scm_i_string_ref (filename, 0) == '/') |
82893676 | 1624 | #endif /* ndef __MINGW32__ */ |
832bbc95 | 1625 | return scm_c_substring (filename, 0, 1); |
6a738a25 JB |
1626 | else |
1627 | return scm_dot_string; | |
1628 | } | |
1629 | else | |
cc95e00a | 1630 | return scm_c_substring (filename, i+1, end+1); |
6a738a25 | 1631 | } |
1bbd0b84 | 1632 | #undef FUNC_NAME |
6a738a25 | 1633 | |
25b82b34 AW |
1634 | SCM_DEFINE (scm_canonicalize_path, "canonicalize-path", 1, 0, 0, |
1635 | (SCM path), | |
1636 | "Return the canonical path of @var{path}. A canonical path has\n" | |
1637 | "no @code{.} or @code{..} components, nor any repeated path\n" | |
1638 | "separators (@code{/}) nor symlinks.\n\n" | |
1639 | "Raises an error if any component of @var{path} does not exist.") | |
1640 | #define FUNC_NAME s_scm_canonicalize_path | |
427c73b9 AW |
1641 | { |
1642 | char *str, *canon; | |
25b82b34 AW |
1643 | |
1644 | SCM_VALIDATE_STRING (1, path); | |
1645 | ||
1646 | str = scm_to_locale_string (path); | |
1647 | canon = canonicalize_file_name (str); | |
1648 | free (str); | |
1649 | ||
1650 | if (canon) | |
1651 | return scm_take_locale_string (canon); | |
1652 | else | |
1653 | SCM_SYSERROR; | |
1654 | } | |
1655 | #undef FUNC_NAME | |
6a738a25 | 1656 | |
22457d57 AW |
1657 | SCM |
1658 | scm_i_relativize_path (SCM path, SCM in_path) | |
1659 | { | |
1660 | char *str, *canon; | |
1661 | SCM scanon; | |
1662 | ||
1663 | str = scm_to_locale_string (path); | |
1664 | canon = canonicalize_file_name (str); | |
1665 | free (str); | |
1666 | ||
1667 | if (!canon) | |
1668 | return SCM_BOOL_F; | |
1669 | ||
1670 | scanon = scm_take_locale_string (canon); | |
1671 | ||
1672 | for (; scm_is_pair (in_path); in_path = scm_cdr (in_path)) | |
1673 | if (scm_is_true (scm_string_prefix_p (scm_car (in_path), | |
1674 | scanon, | |
1675 | SCM_UNDEFINED, SCM_UNDEFINED, | |
1676 | SCM_UNDEFINED, SCM_UNDEFINED))) | |
1677 | { | |
1678 | size_t len = scm_c_string_length (scm_car (in_path)); | |
1679 | ||
1680 | /* The path either has a trailing delimiter or doesn't. scanon will be | |
1681 | delimited by single delimiters. In the case in which the path does | |
1682 | not have a trailing delimiter, add one to the length to strip off the | |
1683 | delimiter within scanon. */ | |
1684 | if (!len | |
1685 | #ifdef __MINGW32__ | |
1686 | || (scm_i_string_ref (scm_car (in_path), len - 1) != '/' | |
1687 | && scm_i_string_ref (scm_car (in_path), len - 1) != '\\') | |
1688 | #else | |
1689 | || scm_i_string_ref (scm_car (in_path), len - 1) != '/' | |
1690 | #endif | |
1691 | ) | |
1692 | len++; | |
1693 | ||
1694 | if (scm_c_string_length (scanon) > len) | |
1695 | return scm_substring (scanon, scm_from_size_t (len), SCM_UNDEFINED); | |
1696 | else | |
1697 | return SCM_BOOL_F; | |
1698 | } | |
1699 | ||
1700 | return SCM_BOOL_F; | |
1701 | } | |
1702 | ||
6a738a25 JB |
1703 | |
1704 | \f | |
1cc91f1b | 1705 | |
0f2d19dd JB |
1706 | void |
1707 | scm_init_filesys () | |
0f2d19dd | 1708 | { |
e841c3e0 KN |
1709 | scm_tc16_dir = scm_make_smob_type ("directory", 0); |
1710 | scm_set_smob_free (scm_tc16_dir, scm_dir_free); | |
1711 | scm_set_smob_print (scm_tc16_dir, scm_dir_print); | |
0f2d19dd | 1712 | |
f39448c5 | 1713 | scm_dot_string = scm_from_locale_string ("."); |
a163dda9 | 1714 | |
3d8d56df | 1715 | #ifdef O_RDONLY |
23d72566 | 1716 | scm_c_define ("O_RDONLY", scm_from_int (O_RDONLY)); |
3d8d56df GH |
1717 | #endif |
1718 | #ifdef O_WRONLY | |
23d72566 | 1719 | scm_c_define ("O_WRONLY", scm_from_int (O_WRONLY)); |
3d8d56df GH |
1720 | #endif |
1721 | #ifdef O_RDWR | |
23d72566 | 1722 | scm_c_define ("O_RDWR", scm_from_int (O_RDWR)); |
3d8d56df GH |
1723 | #endif |
1724 | #ifdef O_CREAT | |
23d72566 | 1725 | scm_c_define ("O_CREAT", scm_from_int (O_CREAT)); |
3d8d56df GH |
1726 | #endif |
1727 | #ifdef O_EXCL | |
23d72566 | 1728 | scm_c_define ("O_EXCL", scm_from_int (O_EXCL)); |
3d8d56df GH |
1729 | #endif |
1730 | #ifdef O_NOCTTY | |
23d72566 | 1731 | scm_c_define ("O_NOCTTY", scm_from_int (O_NOCTTY)); |
3d8d56df GH |
1732 | #endif |
1733 | #ifdef O_TRUNC | |
23d72566 | 1734 | scm_c_define ("O_TRUNC", scm_from_int (O_TRUNC)); |
3d8d56df GH |
1735 | #endif |
1736 | #ifdef O_APPEND | |
23d72566 | 1737 | scm_c_define ("O_APPEND", scm_from_int (O_APPEND)); |
3d8d56df | 1738 | #endif |
6afcd3b2 | 1739 | #ifdef O_NONBLOCK |
23d72566 | 1740 | scm_c_define ("O_NONBLOCK", scm_from_int (O_NONBLOCK)); |
3d8d56df GH |
1741 | #endif |
1742 | #ifdef O_NDELAY | |
23d72566 | 1743 | scm_c_define ("O_NDELAY", scm_from_int (O_NDELAY)); |
3d8d56df GH |
1744 | #endif |
1745 | #ifdef O_SYNC | |
23d72566 | 1746 | scm_c_define ("O_SYNC", scm_from_int (O_SYNC)); |
3d8d56df | 1747 | #endif |
23f2b9a3 | 1748 | #ifdef O_LARGEFILE |
23d72566 | 1749 | scm_c_define ("O_LARGEFILE", scm_from_int (O_LARGEFILE)); |
23f2b9a3 | 1750 | #endif |
3d8d56df | 1751 | |
4c1feaa5 | 1752 | #ifdef F_DUPFD |
23d72566 | 1753 | scm_c_define ("F_DUPFD", scm_from_int (F_DUPFD)); |
4c1feaa5 JB |
1754 | #endif |
1755 | #ifdef F_GETFD | |
23d72566 | 1756 | scm_c_define ("F_GETFD", scm_from_int (F_GETFD)); |
4c1feaa5 JB |
1757 | #endif |
1758 | #ifdef F_SETFD | |
23d72566 | 1759 | scm_c_define ("F_SETFD", scm_from_int (F_SETFD)); |
4c1feaa5 JB |
1760 | #endif |
1761 | #ifdef F_GETFL | |
23d72566 | 1762 | scm_c_define ("F_GETFL", scm_from_int (F_GETFL)); |
4c1feaa5 JB |
1763 | #endif |
1764 | #ifdef F_SETFL | |
23d72566 | 1765 | scm_c_define ("F_SETFL", scm_from_int (F_SETFL)); |
4c1feaa5 JB |
1766 | #endif |
1767 | #ifdef F_GETOWN | |
23d72566 | 1768 | scm_c_define ("F_GETOWN", scm_from_int (F_GETOWN)); |
4c1feaa5 JB |
1769 | #endif |
1770 | #ifdef F_SETOWN | |
23d72566 | 1771 | scm_c_define ("F_SETOWN", scm_from_int (F_SETOWN)); |
4c1feaa5 JB |
1772 | #endif |
1773 | #ifdef FD_CLOEXEC | |
23d72566 | 1774 | scm_c_define ("FD_CLOEXEC", scm_from_int (FD_CLOEXEC)); |
bd9e24b3 | 1775 | #endif |
3d8d56df | 1776 | |
a0599745 | 1777 | #include "libguile/filesys.x" |
0f2d19dd | 1778 | } |
89e00824 ML |
1779 | |
1780 | /* | |
1781 | Local Variables: | |
1782 | c-file-style: "gnu" | |
1783 | End: | |
1784 | */ |