Commit | Line | Data |
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29fa45f4 | 1 | ;;; GNU Guix --- Functional package management for GNU |
15030972 | 2 | ;;; Copyright © 2014, 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org> |
b4abdeb6 | 3 | ;;; Copyright © 2015 David Thompson <davet@gnu.org> |
29fa45f4 LC |
4 | ;;; |
5 | ;;; This file is part of GNU Guix. | |
6 | ;;; | |
7 | ;;; GNU Guix is free software; you can redistribute it and/or modify it | |
8 | ;;; under the terms of the GNU General Public License as published by | |
9 | ;;; the Free Software Foundation; either version 3 of the License, or (at | |
10 | ;;; your option) any later version. | |
11 | ;;; | |
12 | ;;; GNU Guix is distributed in the hope that it will be useful, but | |
13 | ;;; WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | ;;; GNU General Public License for more details. | |
16 | ;;; | |
17 | ;;; You should have received a copy of the GNU General Public License | |
18 | ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. | |
19 | ||
20 | (define-module (test-syscalls) | |
df3ce5c1 | 21 | #:use-module (guix utils) |
29fa45f4 | 22 | #:use-module (guix build syscalls) |
b7d48312 | 23 | #:use-module (gnu build linux-container) |
4d54785c | 24 | #:use-module (srfi srfi-1) |
381ac93b | 25 | #:use-module (srfi srfi-26) |
7585016f | 26 | #:use-module (srfi srfi-64) |
fa73c193 LC |
27 | #:use-module (system foreign) |
28 | #:use-module ((ice-9 ftw) #:select (scandir)) | |
7585016f | 29 | #:use-module (ice-9 match)) |
29fa45f4 LC |
30 | |
31 | ;; Test the (guix build syscalls) module, although there's not much that can | |
32 | ;; actually be tested without being root. | |
33 | ||
4e0ea3eb LC |
34 | (define temp-file |
35 | (string-append "t-utils-" (number->string (getpid)))) | |
36 | ||
37 | \f | |
29fa45f4 LC |
38 | (test-begin "syscalls") |
39 | ||
40 | (test-equal "mount, ENOENT" | |
41 | ENOENT | |
42 | (catch 'system-error | |
43 | (lambda () | |
44 | (mount "/dev/null" "/does-not-exist" "ext2") | |
45 | #f) | |
46 | (compose system-error-errno list))) | |
47 | ||
35066aa5 | 48 | (test-assert "umount, ENOENT/EPERM" |
29fa45f4 LC |
49 | (catch 'system-error |
50 | (lambda () | |
51 | (umount "/does-not-exist") | |
52 | #f) | |
35066aa5 LC |
53 | (lambda args |
54 | ;; Both return values have been encountered in the wild. | |
55 | (memv (system-error-errno args) (list EPERM ENOENT))))) | |
29fa45f4 | 56 | |
ccea821b | 57 | (test-assert "mount-points" |
381ac93b LC |
58 | ;; Reportedly "/" is not always listed as a mount point, so check a few |
59 | ;; others (see <http://bugs.gnu.org/20261>.) | |
60 | (any (cute member <> (mount-points)) | |
61 | '("/" "/proc" "/sys" "/dev"))) | |
ccea821b | 62 | |
715fc9d4 LC |
63 | (test-assert "swapon, ENOENT/EPERM" |
64 | (catch 'system-error | |
65 | (lambda () | |
66 | (swapon "/does-not-exist") | |
67 | #f) | |
68 | (lambda args | |
69 | (memv (system-error-errno args) (list EPERM ENOENT))))) | |
70 | ||
2793c0fb | 71 | (test-assert "swapoff, ENOENT/EINVAL/EPERM" |
715fc9d4 LC |
72 | (catch 'system-error |
73 | (lambda () | |
74 | (swapoff "/does-not-exist") | |
75 | #f) | |
76 | (lambda args | |
2793c0fb | 77 | (memv (system-error-errno args) (list EPERM EINVAL ENOENT))))) |
715fc9d4 | 78 | |
b4abdeb6 DT |
79 | (test-assert "mkdtemp!" |
80 | (let* ((tmp (or (getenv "TMPDIR") "/tmp")) | |
81 | (dir (mkdtemp! (string-append tmp "/guix-test-XXXXXX")))) | |
82 | (and (file-exists? dir) | |
83 | (begin | |
84 | (rmdir dir) | |
85 | #t)))) | |
86 | ||
a1f70878 LC |
87 | (test-equal "statfs, ENOENT" |
88 | ENOENT | |
89 | (catch 'system-error | |
90 | (lambda () | |
91 | (statfs "/does-not-exist")) | |
92 | (compose system-error-errno list))) | |
93 | ||
94 | (test-assert "statfs" | |
95 | (let ((fs (statfs "/"))) | |
96 | (and (file-system? fs) | |
97 | (> (file-system-block-size fs) 0) | |
98 | (>= (file-system-blocks-available fs) 0) | |
99 | (>= (file-system-blocks-free fs) | |
100 | (file-system-blocks-available fs))))) | |
101 | ||
8950ed11 DT |
102 | (define (user-namespace pid) |
103 | (string-append "/proc/" (number->string pid) "/ns/user")) | |
104 | ||
b7d48312 DT |
105 | (define perform-container-tests? |
106 | (and (user-namespace-supported?) | |
107 | (unprivileged-user-namespace-supported?))) | |
108 | ||
109 | (unless perform-container-tests? | |
b62a3ebc | 110 | (test-skip 1)) |
8950ed11 DT |
111 | (test-assert "clone" |
112 | (match (clone (logior CLONE_NEWUSER SIGCHLD)) | |
113 | (0 (primitive-exit 42)) | |
114 | (pid | |
115 | ;; Check if user namespaces are different. | |
116 | (and (not (equal? (readlink (user-namespace pid)) | |
117 | (readlink (user-namespace (getpid))))) | |
118 | (match (waitpid pid) | |
119 | ((_ . status) | |
120 | (= 42 (status:exit-val status)))))))) | |
121 | ||
b7d48312 | 122 | (unless perform-container-tests? |
b62a3ebc | 123 | (test-skip 1)) |
43ace6ea DT |
124 | (test-assert "setns" |
125 | (match (clone (logior CLONE_NEWUSER SIGCHLD)) | |
126 | (0 (primitive-exit 0)) | |
127 | (clone-pid | |
128 | (match (pipe) | |
129 | ((in . out) | |
130 | (match (primitive-fork) | |
131 | (0 | |
132 | (close in) | |
133 | ;; Join the user namespace. | |
134 | (call-with-input-file (user-namespace clone-pid) | |
135 | (lambda (port) | |
136 | (setns (port->fdes port) 0))) | |
137 | (write 'done out) | |
138 | (close out) | |
139 | (primitive-exit 0)) | |
140 | (fork-pid | |
141 | (close out) | |
142 | ;; Wait for the child process to join the namespace. | |
143 | (read in) | |
144 | (let ((result (and (equal? (readlink (user-namespace clone-pid)) | |
145 | (readlink (user-namespace fork-pid)))))) | |
146 | ;; Clean up. | |
147 | (waitpid clone-pid) | |
148 | (waitpid fork-pid) | |
149 | result)))))))) | |
8950ed11 | 150 | |
a91d75ec LC |
151 | ;; XXX: Skip this test when running Linux > 4.7.5 to work around |
152 | ;; <https://bugzilla.kernel.org/show_bug.cgi?id=183461>. | |
153 | (when (or (not perform-container-tests?) | |
154 | (version>? (utsname:release (uname)) "4.7.5")) | |
b62a3ebc | 155 | (test-skip 1)) |
fe9bdb58 LC |
156 | (test-equal "pivot-root" |
157 | #t | |
df3ce5c1 DT |
158 | (match (pipe) |
159 | ((in . out) | |
160 | (match (clone (logior CLONE_NEWUSER CLONE_NEWNS SIGCHLD)) | |
161 | (0 | |
fe9bdb58 LC |
162 | (dynamic-wind |
163 | (const #t) | |
164 | (lambda () | |
165 | (close in) | |
166 | (call-with-temporary-directory | |
167 | (lambda (root) | |
168 | (let ((put-old (string-append root "/real-root"))) | |
169 | (mount "none" root "tmpfs") | |
170 | (mkdir put-old) | |
171 | (call-with-output-file (string-append root "/test") | |
172 | (lambda (port) | |
173 | (display "testing\n" port))) | |
174 | (pivot-root root put-old) | |
175 | ;; The test file should now be located inside the root directory. | |
176 | (write (file-exists? "/test") out) | |
177 | (close out))))) | |
178 | (lambda () | |
179 | (primitive-exit 0)))) | |
df3ce5c1 DT |
180 | (pid |
181 | (close out) | |
182 | (let ((result (read in))) | |
183 | (close in) | |
184 | (and (zero? (match (waitpid pid) | |
185 | ((_ . status) | |
186 | (status:exit-val status)))) | |
187 | (eq? #t result)))))))) | |
188 | ||
fa73c193 LC |
189 | (test-equal "scandir*, ENOENT" |
190 | ENOENT | |
191 | (catch 'system-error | |
192 | (lambda () | |
193 | (scandir* "/does/not/exist")) | |
194 | (lambda args | |
195 | (system-error-errno args)))) | |
196 | ||
197 | (test-equal "scandir*, ASCII file names" | |
198 | (scandir (dirname (search-path %load-path "guix/base32.scm")) | |
199 | (const #t) string<?) | |
200 | (match (scandir* (dirname (search-path %load-path "guix/base32.scm"))) | |
201 | (((names . properties) ...) | |
202 | names))) | |
203 | ||
204 | (test-equal "scandir*, UTF-8 file names" | |
205 | '("." ".." "α" "λ") | |
206 | (call-with-temporary-directory | |
207 | (lambda (directory) | |
208 | ;; Wrap 'creat' to make sure that we really pass a UTF-8-encoded file | |
209 | ;; name to the system call. | |
210 | (let ((creat (pointer->procedure int | |
211 | (dynamic-func "creat" (dynamic-link)) | |
212 | (list '* int)))) | |
213 | (creat (string->pointer (string-append directory "/α") | |
214 | "UTF-8") | |
215 | #o644) | |
216 | (creat (string->pointer (string-append directory "/λ") | |
217 | "UTF-8") | |
218 | #o644) | |
219 | (let ((locale (setlocale LC_ALL))) | |
220 | (dynamic-wind | |
221 | (lambda () | |
222 | ;; Make sure that even in a C locale we get the right result. | |
223 | (setlocale LC_ALL "C")) | |
224 | (lambda () | |
225 | (match (scandir* directory) | |
226 | (((names . properties) ...) | |
227 | names))) | |
228 | (lambda () | |
229 | (setlocale LC_ALL locale)))))))) | |
230 | ||
231 | (test-assert "scandir*, properties" | |
232 | (let ((directory (dirname (search-path %load-path "guix/base32.scm")))) | |
233 | (every (lambda (entry name) | |
234 | (match entry | |
235 | ((name2 . properties) | |
236 | (and (string=? name2 name) | |
237 | (let* ((full (string-append directory "/" name)) | |
238 | (stat (lstat full)) | |
239 | (inode (assoc-ref properties 'inode)) | |
240 | (type (assoc-ref properties 'type))) | |
241 | (and (= inode (stat:ino stat)) | |
242 | (or (eq? type 'unknown) | |
243 | (eq? type (stat:type stat))))))))) | |
244 | (scandir* directory) | |
245 | (scandir directory (const #t) string<?)))) | |
246 | ||
4e0ea3eb LC |
247 | (false-if-exception (delete-file temp-file)) |
248 | (test-equal "fcntl-flock wait" | |
249 | 42 ; the child's exit status | |
250 | (let ((file (open-file temp-file "w0b"))) | |
251 | ;; Acquire an exclusive lock. | |
252 | (fcntl-flock file 'write-lock) | |
253 | (match (primitive-fork) | |
254 | (0 | |
255 | (dynamic-wind | |
256 | (const #t) | |
257 | (lambda () | |
258 | ;; Reopen FILE read-only so we can have a read lock. | |
259 | (let ((file (open-file temp-file "r0b"))) | |
260 | ;; Wait until we can acquire the lock. | |
261 | (fcntl-flock file 'read-lock) | |
262 | (primitive-exit (read file))) | |
263 | (primitive-exit 1)) | |
264 | (lambda () | |
265 | (primitive-exit 2)))) | |
266 | (pid | |
267 | ;; Write garbage and wait. | |
268 | (display "hello, world!" file) | |
269 | (force-output file) | |
270 | (sleep 1) | |
271 | ||
272 | ;; Write the real answer. | |
273 | (seek file 0 SEEK_SET) | |
274 | (truncate-file file 0) | |
275 | (write 42 file) | |
276 | (force-output file) | |
277 | ||
278 | ;; Unlock, which should let the child continue. | |
279 | (fcntl-flock file 'unlock) | |
280 | ||
281 | (match (waitpid pid) | |
282 | ((_ . status) | |
283 | (let ((result (status:exit-val status))) | |
284 | (close-port file) | |
285 | result))))))) | |
286 | ||
287 | (test-equal "fcntl-flock non-blocking" | |
288 | EAGAIN ; the child's exit status | |
289 | (match (pipe) | |
290 | ((input . output) | |
291 | (match (primitive-fork) | |
292 | (0 | |
293 | (dynamic-wind | |
294 | (const #t) | |
295 | (lambda () | |
296 | (close-port output) | |
297 | ||
298 | ;; Wait for the green light. | |
299 | (read-char input) | |
300 | ||
301 | ;; Open FILE read-only so we can have a read lock. | |
302 | (let ((file (open-file temp-file "w0"))) | |
303 | (catch 'flock-error | |
304 | (lambda () | |
305 | ;; This attempt should throw EAGAIN. | |
306 | (fcntl-flock file 'write-lock #:wait? #f)) | |
307 | (lambda (key errno) | |
308 | (primitive-exit (pk 'errno errno))))) | |
309 | (primitive-exit -1)) | |
310 | (lambda () | |
311 | (primitive-exit -2)))) | |
312 | (pid | |
313 | (close-port input) | |
314 | (let ((file (open-file temp-file "w0"))) | |
315 | ;; Acquire an exclusive lock. | |
316 | (fcntl-flock file 'write-lock) | |
317 | ||
318 | ;; Tell the child to continue. | |
319 | (write 'green-light output) | |
320 | (force-output output) | |
321 | ||
322 | (match (waitpid pid) | |
323 | ((_ . status) | |
324 | (let ((result (status:exit-val status))) | |
325 | (fcntl-flock file 'unlock) | |
326 | (close-port file) | |
327 | result))))))))) | |
328 | ||
aa401f9b LC |
329 | (test-equal "set-thread-name" |
330 | "Syscall Test" | |
331 | (let ((name (thread-name))) | |
332 | (set-thread-name "Syscall Test") | |
333 | (let ((new-name (thread-name))) | |
334 | (set-thread-name name) | |
335 | new-name))) | |
336 | ||
b89e7405 LC |
337 | (test-assert "all-network-interface-names" |
338 | (match (all-network-interface-names) | |
4d54785c LC |
339 | (((? string? names) ..1) |
340 | (member "lo" names)))) | |
341 | ||
b89e7405 LC |
342 | (test-assert "network-interface-names" |
343 | (match (network-interface-names) | |
7585016f | 344 | (((? string? names) ..1) |
b89e7405 | 345 | (lset<= string=? names (all-network-interface-names))))) |
7585016f | 346 | |
973eea34 | 347 | (test-assert "network-interface-flags" |
c9bf64d6 | 348 | (let* ((sock (socket AF_INET SOCK_STREAM 0)) |
973eea34 LC |
349 | (flags (network-interface-flags sock "lo"))) |
350 | (close-port sock) | |
351 | (and (not (zero? (logand flags IFF_LOOPBACK))) | |
352 | (not (zero? (logand flags IFF_UP)))))) | |
353 | ||
354 | (test-equal "loopback-network-interface?" | |
355 | ENODEV | |
356 | (and (loopback-network-interface? "lo") | |
357 | (catch 'system-error | |
358 | (lambda () | |
359 | (loopback-network-interface? "nonexistent") | |
360 | #f) | |
361 | (lambda args | |
362 | (system-error-errno args))))) | |
363 | ||
0bc6fe32 DM |
364 | (test-equal "loopback-network-interface-running?" |
365 | ENODEV | |
366 | (and (network-interface-running? "lo") | |
367 | (catch 'system-error | |
368 | (lambda () | |
369 | (network-interface-running? "nonexistent") | |
370 | #f) | |
371 | (lambda args | |
372 | (system-error-errno args))))) | |
373 | ||
c9bf64d6 | 374 | (test-skip (if (zero? (getuid)) 1 0)) |
d35c5e29 | 375 | (test-assert "set-network-interface-flags" |
c9bf64d6 LC |
376 | (let ((sock (socket AF_INET SOCK_STREAM 0))) |
377 | (catch 'system-error | |
378 | (lambda () | |
379 | (set-network-interface-flags sock "lo" IFF_UP)) | |
380 | (lambda args | |
381 | (close-port sock) | |
d35c5e29 LC |
382 | ;; We get EPERM with Linux 3.18ish and EACCES with 2.6.32. |
383 | (memv (system-error-errno args) (list EPERM EACCES)))))) | |
c9bf64d6 LC |
384 | |
385 | (test-equal "network-interface-address lo" | |
386 | (make-socket-address AF_INET (inet-pton AF_INET "127.0.0.1") 0) | |
387 | (let* ((sock (socket AF_INET SOCK_STREAM 0)) | |
388 | (addr (network-interface-address sock "lo"))) | |
389 | (close-port sock) | |
390 | addr)) | |
391 | ||
54e515eb | 392 | (test-skip (if (zero? (getuid)) 1 0)) |
d35c5e29 | 393 | (test-assert "set-network-interface-address" |
c9bf64d6 LC |
394 | (let ((sock (socket AF_INET SOCK_STREAM 0))) |
395 | (catch 'system-error | |
396 | (lambda () | |
397 | (set-network-interface-address sock "nonexistent" | |
398 | (make-socket-address | |
399 | AF_INET | |
400 | (inet-pton AF_INET "127.12.14.15") | |
401 | 0))) | |
402 | (lambda args | |
403 | (close-port sock) | |
d35c5e29 LC |
404 | ;; We get EPERM with Linux 3.18ish and EACCES with 2.6.32. |
405 | (memv (system-error-errno args) (list EPERM EACCES)))))) | |
c9bf64d6 | 406 | |
67e5f3b7 LC |
407 | (test-equal "network-interface-netmask lo" |
408 | (make-socket-address AF_INET (inet-pton AF_INET "255.0.0.0") 0) | |
409 | (let* ((sock (socket AF_INET SOCK_STREAM 0)) | |
410 | (addr (network-interface-netmask sock "lo"))) | |
411 | (close-port sock) | |
412 | addr)) | |
413 | ||
414 | (test-skip (if (zero? (getuid)) 1 0)) | |
415 | (test-assert "set-network-interface-netmask" | |
416 | (let ((sock (socket AF_INET SOCK_STREAM 0))) | |
417 | (catch 'system-error | |
418 | (lambda () | |
419 | (set-network-interface-netmask sock "nonexistent" | |
420 | (make-socket-address | |
421 | AF_INET | |
422 | (inet-pton AF_INET "255.0.0.0") | |
423 | 0))) | |
424 | (lambda args | |
425 | (close-port sock) | |
426 | (memv (system-error-errno args) (list EPERM EACCES)))))) | |
427 | ||
e7f5691d LC |
428 | (test-equal "network-interfaces returns one or more interfaces" |
429 | '(#t #t #t) | |
430 | (match (network-interfaces) | |
431 | ((interfaces ..1) | |
432 | (list (every interface? interfaces) | |
433 | (every string? (map interface-name interfaces)) | |
7adbe85e LC |
434 | (every (lambda (sockaddr) |
435 | ;; Sometimes interfaces have no associated address. | |
436 | (or (vector? sockaddr) | |
437 | (not sockaddr))) | |
438 | (map interface-address interfaces)))))) | |
e7f5691d LC |
439 | |
440 | (test-equal "network-interfaces returns \"lo\"" | |
441 | (list #t (make-socket-address AF_INET (inet-pton AF_INET "127.0.0.1") 0)) | |
442 | (match (filter (lambda (interface) | |
443 | (string=? "lo" (interface-name interface))) | |
444 | (network-interfaces)) | |
445 | ((loopbacks ..1) | |
446 | (list (every (lambda (lo) | |
447 | (not (zero? (logand IFF_LOOPBACK (interface-flags lo))))) | |
448 | loopbacks) | |
449 | (match (find (lambda (lo) | |
450 | (= AF_INET (sockaddr:fam (interface-address lo)))) | |
451 | loopbacks) | |
452 | (#f #f) | |
453 | (lo (interface-address lo))))))) | |
454 | ||
9e38e3cf LC |
455 | (test-skip (if (zero? (getuid)) 1 0)) |
456 | (test-assert "add-network-route/gateway" | |
457 | (let ((sock (socket AF_INET SOCK_STREAM 0)) | |
458 | (gateway (make-socket-address AF_INET | |
459 | (inet-pton AF_INET "192.168.0.1") | |
460 | 0))) | |
461 | (catch 'system-error | |
462 | (lambda () | |
463 | (add-network-route/gateway sock gateway)) | |
464 | (lambda args | |
465 | (close-port sock) | |
466 | (memv (system-error-errno args) (list EPERM EACCES)))))) | |
467 | ||
468 | (test-skip (if (zero? (getuid)) 1 0)) | |
469 | (test-assert "delete-network-route" | |
470 | (let ((sock (socket AF_INET SOCK_STREAM 0)) | |
471 | (destination (make-socket-address AF_INET INADDR_ANY 0))) | |
472 | (catch 'system-error | |
473 | (lambda () | |
474 | (delete-network-route sock destination)) | |
475 | (lambda args | |
476 | (close-port sock) | |
477 | (memv (system-error-errno args) (list EPERM EACCES)))))) | |
478 | ||
ae4ff9f3 LC |
479 | (test-equal "tcgetattr ENOTTY" |
480 | ENOTTY | |
481 | (catch 'system-error | |
482 | (lambda () | |
483 | (call-with-input-file "/dev/null" | |
484 | (lambda (port) | |
485 | (tcgetattr (fileno port))))) | |
486 | (compose system-error-errno list))) | |
487 | ||
488 | (test-skip (if (and (file-exists? "/proc/self/fd/0") | |
489 | (string-prefix? "/dev/pts/" (readlink "/proc/self/fd/0"))) | |
490 | 0 | |
491 | 2)) | |
492 | ||
493 | (test-assert "tcgetattr" | |
494 | (let ((termios (tcgetattr 0))) | |
495 | (and (termios? termios) | |
496 | (> (termios-input-speed termios) 0) | |
497 | (> (termios-output-speed termios) 0)))) | |
498 | ||
499 | (test-assert "tcsetattr" | |
500 | (let ((first (tcgetattr 0))) | |
a8f3424b | 501 | (tcsetattr 0 (tcsetattr-action TCSANOW) first) |
ae4ff9f3 LC |
502 | (equal? first (tcgetattr 0)))) |
503 | ||
5cd25aad | 504 | (test-assert "terminal-window-size ENOTTY" |
29ff6d9f LC |
505 | (call-with-input-file "/dev/null" |
506 | (lambda (port) | |
507 | (catch 'system-error | |
508 | (lambda () | |
509 | (terminal-window-size port)) | |
510 | (lambda args | |
5cd25aad LC |
511 | ;; Accept EINVAL, which some old Linux versions might return. |
512 | (memv (system-error-errno args) | |
513 | (list ENOTTY EINVAL))))))) | |
29ff6d9f LC |
514 | |
515 | (test-assert "terminal-columns" | |
516 | (> (terminal-columns) 0)) | |
517 | ||
6d2b4391 LC |
518 | (test-assert "terminal-columns non-file port" |
519 | (> (terminal-columns (open-input-string "Join us now, share the software!")) | |
520 | 0)) | |
521 | ||
15030972 LC |
522 | (test-assert "utmpx-entries" |
523 | (match (utmpx-entries) | |
524 | (((? utmpx? entries) ...) | |
525 | (every (lambda (entry) | |
526 | (match (utmpx-user entry) | |
527 | ((? string?) | |
a1a8b7f2 LC |
528 | (or (eqv? (login-type BOOT_TIME) (utmpx-login-type entry)) |
529 | (> (utmpx-pid entry) 0))) | |
15030972 LC |
530 | (#f ;might be DEAD_PROCESS |
531 | #t))) | |
532 | entries)))) | |
533 | ||
3483f004 LC |
534 | (test-assert "read-utmpx, EOF" |
535 | (eof-object? (read-utmpx (%make-void-port "r")))) | |
536 | ||
537 | (unless (access? "/var/run/utmpx" O_RDONLY) | |
f18eded8 | 538 | (test-skip 1)) |
3483f004 LC |
539 | (test-assert "read-utmpx" |
540 | (let ((result (call-with-input-file "/var/run/utmpx" read-utmpx))) | |
541 | (or (utmpx? result) (eof-object? result)))) | |
542 | ||
29fa45f4 | 543 | (test-end) |
4e0ea3eb LC |
544 | |
545 | (false-if-exception (delete-file temp-file)) |