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f19cf27c MO |
1 | ;;; GNU Guix --- Functional package management for GNU |
2 | ;;; Copyright © 2020 Mathieu Othacehe <m.othacehe@gmail.com> | |
3 | ;;; | |
4 | ;;; This file is part of GNU Guix. | |
5 | ;;; | |
6 | ;;; GNU Guix is free software; you can redistribute it and/or modify it | |
7 | ;;; under the terms of the GNU General Public License as published by | |
8 | ;;; the Free Software Foundation; either version 3 of the License, or (at | |
9 | ;;; your option) any later version. | |
10 | ;;; | |
11 | ;;; GNU Guix is distributed in the hope that it will be useful, but | |
12 | ;;; WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | ;;; GNU General Public License for more details. | |
15 | ;;; | |
16 | ;;; You should have received a copy of the GNU General Public License | |
17 | ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. | |
18 | ||
19 | (define-module (gnu system image) | |
20 | #:use-module (guix gexp) | |
21 | #:use-module (guix modules) | |
22 | #:use-module (guix monads) | |
23 | #:use-module (guix records) | |
24 | #:use-module (guix store) | |
25 | #:use-module (guix ui) | |
26 | #:use-module (guix utils) | |
27 | #:use-module ((guix self) #:select (make-config.scm)) | |
28 | #:use-module (gnu bootloader) | |
29 | #:use-module (gnu bootloader grub) | |
30 | #:use-module (gnu image) | |
31 | #:use-module (gnu services) | |
32 | #:use-module (gnu services base) | |
33 | #:use-module (gnu system) | |
34 | #:use-module (gnu system file-systems) | |
35 | #:use-module (gnu system uuid) | |
36 | #:use-module (gnu system vm) | |
37 | #:use-module (guix packages) | |
38 | #:use-module (gnu packages base) | |
39 | #:use-module (gnu packages bootloaders) | |
40 | #:use-module (gnu packages cdrom) | |
41 | #:use-module (gnu packages disk) | |
42 | #:use-module (gnu packages gawk) | |
43 | #:use-module (gnu packages genimage) | |
44 | #:use-module (gnu packages guile) | |
45 | #:autoload (gnu packages gnupg) (guile-gcrypt) | |
c77b9285 | 46 | #:use-module (gnu packages hurd) |
f19cf27c MO |
47 | #:use-module (gnu packages linux) |
48 | #:use-module (gnu packages mtools) | |
49 | #:use-module ((srfi srfi-1) #:prefix srfi-1:) | |
50 | #:use-module (srfi srfi-11) | |
51 | #:use-module (srfi srfi-26) | |
52 | #:use-module (srfi srfi-35) | |
53 | #:use-module (rnrs bytevectors) | |
54 | #:use-module (ice-9 match) | |
55 | #:export (esp-partition | |
56 | root-partition | |
57 | ||
c77b9285 | 58 | hurd-disk-image |
f19cf27c MO |
59 | efi-disk-image |
60 | iso9660-image | |
61 | ||
62 | find-image | |
63 | system-image)) | |
64 | ||
65 | \f | |
66 | ;;; | |
67 | ;;; Images definitions. | |
68 | ;;; | |
69 | ||
b7b45372 MO |
70 | ;; This is the offset before the first partition. GRUB will install itself in |
71 | ;; this post-MBR gap. | |
72 | (define root-offset (* 512 2048)) | |
73 | ||
74 | ;; Generic root partition label. | |
75 | (define root-label "Guix_image") | |
76 | ||
f19cf27c MO |
77 | (define esp-partition |
78 | (partition | |
79 | (size (* 40 (expt 2 20))) | |
b7b45372 | 80 | (offset root-offset) |
f19cf27c MO |
81 | (label "GNU-ESP") ;cosmetic only |
82 | ;; Use "vfat" here since this property is used when mounting. The actual | |
83 | ;; FAT-ness is based on file system size (16 in this case). | |
84 | (file-system "vfat") | |
85 | (flags '(esp)) | |
86 | (initializer (gexp initialize-efi-partition)))) | |
87 | ||
88 | (define root-partition | |
89 | (partition | |
90 | (size 'guess) | |
b7b45372 | 91 | (label root-label) |
f19cf27c MO |
92 | (file-system "ext4") |
93 | (flags '(boot)) | |
94 | (initializer (gexp initialize-root-partition)))) | |
95 | ||
c77b9285 MO |
96 | (define hurd-initialize-root-partition |
97 | #~(lambda* (#:rest args) | |
98 | (apply initialize-root-partition | |
99 | (append args | |
100 | (list #:make-device-nodes | |
101 | make-hurd-device-nodes))))) | |
102 | ||
103 | (define hurd-disk-image | |
104 | (image | |
105 | (format 'disk-image) | |
106 | (partitions | |
107 | (list (partition | |
108 | (size 'guess) | |
109 | (offset root-offset) | |
110 | (label root-label) | |
111 | (file-system "ext2") | |
112 | (file-system-options '("-o" "hurd" "-O" "ext_attr")) | |
113 | (flags '(boot)) | |
114 | (initializer hurd-initialize-root-partition)))))) | |
115 | ||
f19cf27c MO |
116 | (define efi-disk-image |
117 | (image | |
118 | (format 'disk-image) | |
119 | (partitions (list esp-partition root-partition)))) | |
120 | ||
121 | (define iso9660-image | |
122 | (image | |
123 | (format 'iso9660) | |
124 | (partitions | |
125 | (list (partition | |
126 | (size 'guess) | |
127 | (label "GUIX_IMAGE") | |
128 | (flags '(boot))))) | |
129 | ;; XXX: Temporarily disable compression to speed-up the tests. | |
130 | (compression? #f))) | |
131 | ||
132 | \f | |
133 | ;; | |
134 | ;; Helpers. | |
135 | ;; | |
136 | ||
137 | (define not-config? | |
138 | ;; Select (guix …) and (gnu …) modules, except (guix config). | |
139 | (match-lambda | |
140 | (('guix 'config) #f) | |
141 | (('guix rest ...) #t) | |
142 | (('gnu rest ...) #t) | |
143 | (rest #f))) | |
144 | ||
145 | (define (partition->gexp partition) | |
146 | "Turn PARTITION, a <partition> object, into a list-valued gexp suitable for | |
147 | 'make-partition-image'." | |
148 | #~'(#$@(list (partition-size partition)) | |
149 | #$(partition-file-system partition) | |
bd3716f6 | 150 | #$(partition-file-system-options partition) |
f19cf27c MO |
151 | #$(partition-label partition) |
152 | #$(and=> (partition-uuid partition) | |
153 | uuid-bytevector))) | |
154 | ||
155 | (define gcrypt-sqlite3&co | |
156 | ;; Guile-Gcrypt, Guile-SQLite3, and their propagated inputs. | |
157 | (srfi-1:append-map | |
158 | (lambda (package) | |
159 | (cons package | |
160 | (match (package-transitive-propagated-inputs package) | |
161 | (((labels packages) ...) | |
162 | packages)))) | |
163 | (list guile-gcrypt guile-sqlite3))) | |
164 | ||
165 | (define-syntax-rule (with-imported-modules* gexp* ...) | |
166 | (with-extensions gcrypt-sqlite3&co | |
167 | (with-imported-modules `(,@(source-module-closure | |
168 | '((gnu build vm) | |
169 | (gnu build image) | |
b37c5441 | 170 | (gnu build hurd-boot) |
c77b9285 | 171 | (gnu build linux-boot) |
f19cf27c MO |
172 | (guix store database)) |
173 | #:select? not-config?) | |
174 | ((guix config) => ,(make-config.scm))) | |
175 | #~(begin | |
176 | (use-modules (gnu build vm) | |
177 | (gnu build image) | |
b37c5441 | 178 | (gnu build hurd-boot) |
c77b9285 | 179 | (gnu build linux-boot) |
f19cf27c MO |
180 | (guix store database) |
181 | (guix build utils)) | |
182 | gexp* ...)))) | |
183 | ||
7feefb3b MO |
184 | (define (root-partition? partition) |
185 | "Return true if PARTITION is the root partition, false otherwise." | |
186 | (member 'boot (partition-flags partition))) | |
187 | ||
188 | (define (find-root-partition image) | |
189 | "Return the root partition of the given IMAGE." | |
190 | (srfi-1:find root-partition? (image-partitions image))) | |
191 | ||
192 | (define (root-partition-index image) | |
193 | "Return the index of the root partition of the given IMAGE." | |
194 | (1+ (srfi-1:list-index root-partition? (image-partitions image)))) | |
195 | ||
f19cf27c MO |
196 | \f |
197 | ;; | |
198 | ;; Disk image. | |
199 | ;; | |
200 | ||
201 | (define* (system-disk-image image | |
202 | #:key | |
203 | (name "disk-image") | |
204 | bootcfg | |
205 | bootloader | |
206 | register-closures? | |
207 | (inputs '())) | |
208 | "Return as a file-like object, the disk-image described by IMAGE. Said | |
209 | image can be copied on a USB stick as is. BOOTLOADER is the bootloader that | |
210 | will be installed and configured according to BOOTCFG parameter. | |
211 | ||
212 | Raw images of the IMAGE partitions are first created. Then, genimage is used | |
213 | to assemble the partition images into a disk-image without resorting to a | |
214 | virtual machine. | |
215 | ||
216 | INPUTS is a list of inputs (as for packages). When REGISTER-CLOSURES? is | |
217 | true, register INPUTS in the store database of the image so that Guix can be | |
218 | used in the image." | |
219 | ||
220 | (define genimage-name "image") | |
221 | ||
222 | (define (image->genimage-cfg image) | |
223 | ;; Return as a file-like object, the genimage configuration file | |
224 | ;; describing the given IMAGE. | |
225 | (define (format->image-type format) | |
226 | ;; Return the genimage format corresponding to FORMAT. For now, only | |
227 | ;; the hdimage format (raw disk-image) is supported. | |
228 | (case format | |
229 | ((disk-image) "hdimage") | |
230 | (else | |
231 | (raise (condition | |
232 | (&message | |
233 | (message | |
234 | (format #f (G_ "Unsupported image type ~a~%.") format)))))))) | |
235 | ||
236 | (define (partition->dos-type partition) | |
237 | ;; Return the MBR partition type corresponding to the given PARTITION. | |
238 | ;; See: https://en.wikipedia.org/wiki/Partition_type. | |
239 | (let ((flags (partition-flags partition))) | |
240 | (cond | |
241 | ((member 'esp flags) "0xEF") | |
242 | (else "0x83")))) | |
243 | ||
244 | (define (partition-image partition) | |
245 | ;; Return as a file-like object, an image of the given PARTITION. A | |
246 | ;; directory, filled by calling the PARTITION initializer procedure, is | |
247 | ;; first created within the store. Then, an image of this directory is | |
248 | ;; created using tools such as 'mke2fs' or 'mkdosfs', depending on the | |
249 | ;; partition file-system type. | |
250 | (let* ((os (image-operating-system image)) | |
251 | (schema (local-file (search-path %load-path | |
252 | "guix/store/schema.sql"))) | |
253 | (graph (match inputs | |
254 | (((names . _) ...) | |
255 | names))) | |
256 | (root-builder | |
257 | (with-imported-modules* | |
258 | (let* ((initializer #$(partition-initializer partition))) | |
259 | (sql-schema #$schema) | |
260 | ||
261 | ;; Allow non-ASCII file names--e.g., 'nss-certs'--to be | |
262 | ;; decoded. | |
263 | (setenv "GUIX_LOCPATH" | |
264 | #+(file-append glibc-utf8-locales "/lib/locale")) | |
265 | (setlocale LC_ALL "en_US.utf8") | |
266 | ||
267 | (initializer #$output | |
268 | #:references-graphs '#$graph | |
269 | #:deduplicate? #f | |
270 | #:system-directory #$os | |
05f37c16 | 271 | #:grub-efi #+grub-efi |
f19cf27c | 272 | #:bootloader-package |
9c1adb24 MO |
273 | #+(bootloader-package bootloader) |
274 | #:bootloader-installer | |
275 | #+(bootloader-installer bootloader) | |
f19cf27c MO |
276 | #:bootcfg #$bootcfg |
277 | #:bootcfg-location | |
278 | #$(bootloader-configuration-file bootloader))))) | |
279 | (image-root | |
280 | (computed-file "partition-image-root" root-builder | |
281 | #:options `(#:references-graphs ,inputs))) | |
282 | (type (partition-file-system partition)) | |
283 | (image-builder | |
284 | (with-imported-modules* | |
1dbd0005 | 285 | (let ((inputs '#+(list e2fsprogs dosfstools mtools))) |
f19cf27c MO |
286 | (set-path-environment-variable "PATH" '("bin" "sbin") inputs) |
287 | (make-partition-image #$(partition->gexp partition) | |
288 | #$output | |
289 | #$image-root))))) | |
290 | (computed-file "partition.img" image-builder))) | |
291 | ||
292 | (define (partition->config partition) | |
293 | ;; Return the genimage partition configuration for PARTITION. | |
294 | (let ((label (partition-label partition)) | |
295 | (dos-type (partition->dos-type partition)) | |
1b4fa785 MO |
296 | (image (partition-image partition)) |
297 | (offset (partition-offset partition))) | |
f19cf27c | 298 | #~(format #f "~/partition ~a { |
7d4ecda6 MO |
299 | ~/~/partition-type = ~a |
300 | ~/~/image = \"~a\" | |
301 | ~/~/offset = \"~a\" | |
302 | ~/}" | |
1b4fa785 MO |
303 | #$label |
304 | #$dos-type | |
305 | #$image | |
1dd7b87f | 306 | #$offset))) |
f19cf27c MO |
307 | |
308 | (let* ((format (image-format image)) | |
309 | (image-type (format->image-type format)) | |
310 | (partitions (image-partitions image)) | |
311 | (partitions-config (map partition->config partitions)) | |
312 | (builder | |
313 | #~(begin | |
314 | (let ((format (@ (ice-9 format) format))) | |
315 | (call-with-output-file #$output | |
316 | (lambda (port) | |
317 | (format port | |
318 | "\ | |
319 | image ~a { | |
320 | ~/~a {} | |
321 | ~{~a~^~%~} | |
322 | }~%" #$genimage-name #$image-type (list #$@partitions-config)))))))) | |
323 | (computed-file "genimage.cfg" builder))) | |
324 | ||
325 | (let* ((substitutable? (image-substitutable? image)) | |
326 | (builder | |
327 | (with-imported-modules* | |
7feefb3b MO |
328 | (let ((inputs '#+(list genimage coreutils findutils)) |
329 | (bootloader-installer | |
330 | #+(bootloader-disk-image-installer bootloader))) | |
f19cf27c | 331 | (set-path-environment-variable "PATH" '("bin" "sbin") inputs) |
7feefb3b MO |
332 | (genimage #$(image->genimage-cfg image) #$output) |
333 | ;; Install the bootloader directly on the disk-image. | |
334 | (when bootloader-installer | |
335 | (bootloader-installer | |
336 | #+(bootloader-package bootloader) | |
337 | #$(root-partition-index image) | |
338 | (string-append #$output "/" #$genimage-name)))))) | |
f19cf27c MO |
339 | (image-dir (computed-file "image-dir" builder))) |
340 | (computed-file name | |
341 | #~(symlink | |
342 | (string-append #$image-dir "/" #$genimage-name) | |
343 | #$output) | |
344 | #:options `(#:substitutable? ,substitutable?)))) | |
345 | ||
346 | \f | |
347 | ;; | |
348 | ;; ISO9660 image. | |
349 | ;; | |
350 | ||
351 | (define (has-guix-service-type? os) | |
352 | "Return true if OS contains a service of the type GUIX-SERVICE-TYPE." | |
353 | (not (not (srfi-1:find (lambda (service) | |
354 | (eq? (service-kind service) guix-service-type)) | |
355 | (operating-system-services os))))) | |
356 | ||
357 | (define* (system-iso9660-image image | |
358 | #:key | |
359 | (name "iso9660-image") | |
360 | bootcfg | |
361 | bootloader | |
362 | register-closures? | |
363 | (inputs '()) | |
364 | (grub-mkrescue-environment '())) | |
365 | "Return as a file-like object a bootable, stand-alone iso9660 image. | |
366 | ||
367 | INPUTS is a list of inputs (as for packages). When REGISTER-CLOSURES? is | |
368 | true, register INPUTS in the store database of the image so that Guix can be | |
369 | used in the image. " | |
370 | (define root-label | |
371 | (match (image-partitions image) | |
372 | ((partition) | |
373 | (partition-label partition)))) | |
374 | ||
375 | (define root-uuid | |
376 | (match (image-partitions image) | |
377 | ((partition) | |
378 | (uuid-bytevector (partition-uuid partition))))) | |
379 | ||
380 | (let* ((os (image-operating-system image)) | |
381 | (bootloader (bootloader-package bootloader)) | |
382 | (compression? (image-compression? image)) | |
383 | (substitutable? (image-substitutable? image)) | |
384 | (schema (local-file (search-path %load-path | |
385 | "guix/store/schema.sql"))) | |
386 | (graph (match inputs | |
387 | (((names . _) ...) | |
388 | names))) | |
389 | (root-builder | |
390 | (with-imported-modules* | |
391 | (sql-schema #$schema) | |
392 | ||
393 | ;; Allow non-ASCII file names--e.g., 'nss-certs'--to be decoded. | |
394 | (setenv "GUIX_LOCPATH" | |
395 | #+(file-append glibc-utf8-locales "/lib/locale")) | |
396 | (setlocale LC_ALL "en_US.utf8") | |
397 | ||
398 | (initialize-root-partition #$output | |
399 | #:references-graphs '#$graph | |
400 | #:deduplicate? #f | |
401 | #:system-directory #$os))) | |
402 | (image-root | |
403 | (computed-file "image-root" root-builder | |
404 | #:options `(#:references-graphs ,inputs))) | |
405 | (builder | |
406 | (with-imported-modules* | |
407 | (let* ((inputs '#$(list parted e2fsprogs dosfstools xorriso | |
408 | sed grep coreutils findutils gawk))) | |
409 | (set-path-environment-variable "PATH" '("bin" "sbin") inputs) | |
410 | (make-iso9660-image #$xorriso | |
411 | '#$grub-mkrescue-environment | |
412 | #$bootloader | |
413 | #$bootcfg | |
414 | #$os | |
415 | #$image-root | |
416 | #$output | |
417 | #:references-graphs '#$graph | |
418 | #:register-closures? #$register-closures? | |
419 | #:compression? #$compression? | |
420 | #:volume-id #$root-label | |
421 | #:volume-uuid #$root-uuid))))) | |
422 | (computed-file name builder | |
423 | #:options `(#:references-graphs ,inputs | |
424 | #:substitutable? ,substitutable?)))) | |
425 | ||
426 | \f | |
427 | ;; | |
428 | ;; Image creation. | |
429 | ;; | |
430 | ||
f19cf27c MO |
431 | (define (image->root-file-system image) |
432 | "Return the IMAGE root partition file-system type." | |
433 | (let ((format (image-format image))) | |
434 | (if (eq? format 'iso9660) | |
435 | "iso9660" | |
436 | (partition-file-system (find-root-partition image))))) | |
437 | ||
438 | (define (root-size image) | |
439 | "Return the root partition size of IMAGE." | |
440 | (let* ((image-size (image-size image)) | |
441 | (root-partition (find-root-partition image)) | |
442 | (root-size (partition-size root-partition))) | |
443 | (cond | |
444 | ((and (eq? root-size 'guess) image-size) | |
445 | image-size) | |
446 | (else root-size)))) | |
447 | ||
448 | (define* (image-with-os base-image os) | |
449 | "Return an image based on BASE-IMAGE but with the operating-system field set | |
450 | to OS. Also set the UUID and the size of the root partition." | |
451 | (define root-file-system | |
452 | (srfi-1:find | |
453 | (lambda (fs) | |
454 | (string=? (file-system-mount-point fs) "/")) | |
455 | (operating-system-file-systems os))) | |
456 | ||
74938105 MO |
457 | (image |
458 | (inherit base-image) | |
459 | (operating-system os) | |
460 | (partitions | |
461 | (map (lambda (p) | |
462 | (if (root-partition? p) | |
463 | (partition | |
464 | (inherit p) | |
465 | (uuid (file-system-device root-file-system)) | |
466 | (size (root-size base-image))) | |
467 | p)) | |
468 | (image-partitions base-image))))) | |
f19cf27c MO |
469 | |
470 | (define (operating-system-for-image image) | |
471 | "Return an operating-system based on the one specified in IMAGE, but | |
472 | suitable for image creation. Assign an UUID to the root file-system, so that | |
473 | it can be used for bootloading." | |
474 | (define volatile-root? (image-volatile-root? image)) | |
475 | ||
476 | (define (root-uuid os) | |
477 | ;; UUID of the root file system, computed in a deterministic fashion. | |
478 | ;; This is what we use to locate the root file system so it has to be | |
479 | ;; different from the user's own file system UUIDs. | |
480 | (let ((type (if (eq? (image-format image) 'iso9660) | |
481 | 'iso9660 | |
482 | 'dce))) | |
483 | (operating-system-uuid os type))) | |
484 | ||
485 | (let* ((root-file-system-type (image->root-file-system image)) | |
486 | (base-os (image-operating-system image)) | |
487 | (file-systems-to-keep | |
488 | (srfi-1:remove | |
489 | (lambda (fs) | |
490 | (string=? (file-system-mount-point fs) "/")) | |
491 | (operating-system-file-systems base-os))) | |
492 | (format (image-format image)) | |
493 | (os | |
494 | (operating-system | |
495 | (inherit base-os) | |
496 | (initrd (lambda (file-systems . rest) | |
497 | (apply (operating-system-initrd base-os) | |
498 | file-systems | |
499 | #:volatile-root? volatile-root? | |
500 | rest))) | |
501 | (bootloader (if (eq? format 'iso9660) | |
502 | (bootloader-configuration | |
503 | (inherit | |
504 | (operating-system-bootloader base-os)) | |
505 | (bootloader grub-mkrescue-bootloader)) | |
506 | (operating-system-bootloader base-os))) | |
507 | (file-systems (cons (file-system | |
508 | (mount-point "/") | |
509 | (device "/dev/placeholder") | |
510 | (type root-file-system-type)) | |
511 | file-systems-to-keep)))) | |
512 | (uuid (root-uuid os))) | |
513 | (operating-system | |
514 | (inherit os) | |
515 | (file-systems (cons (file-system | |
516 | (mount-point "/") | |
517 | (device uuid) | |
518 | (type root-file-system-type)) | |
519 | file-systems-to-keep))))) | |
520 | ||
e3f0155c | 521 | (define* (system-image image) |
f19cf27c MO |
522 | "Return the derivation of IMAGE. It can be a raw disk-image or an ISO9660 |
523 | image, depending on IMAGE format." | |
524 | (define substitutable? (image-substitutable? image)) | |
525 | ||
526 | (let* ((os (operating-system-for-image image)) | |
527 | (image* (image-with-os image os)) | |
528 | (register-closures? (has-guix-service-type? os)) | |
529 | (bootcfg (operating-system-bootcfg os)) | |
530 | (bootloader (bootloader-configuration-bootloader | |
531 | (operating-system-bootloader os)))) | |
532 | (case (image-format image) | |
533 | ((disk-image) | |
534 | (system-disk-image image* | |
535 | #:bootcfg bootcfg | |
536 | #:bootloader bootloader | |
537 | #:register-closures? register-closures? | |
538 | #:inputs `(("system" ,os) | |
539 | ("bootcfg" ,bootcfg)))) | |
540 | ((iso9660) | |
541 | (system-iso9660-image image* | |
542 | #:bootcfg bootcfg | |
543 | #:bootloader bootloader | |
544 | #:register-closures? register-closures? | |
545 | #:inputs `(("system" ,os) | |
546 | ("bootcfg" ,bootcfg)) | |
547 | #:grub-mkrescue-environment | |
548 | '(("MKRESCUE_SED_MODE" . "mbr_hfs"))))))) | |
549 | ||
550 | (define (find-image file-system-type) | |
551 | "Find and return an image that could match the given FILE-SYSTEM-TYPE. This | |
552 | is useful to adapt to interfaces written before the addition of the <image> | |
553 | record." | |
c77b9285 MO |
554 | (mlet %store-monad ((target (current-target-system))) |
555 | (mbegin %store-monad | |
556 | (return | |
557 | (match file-system-type | |
558 | ("iso9660" iso9660-image) | |
559 | (_ (cond | |
560 | ((and target | |
561 | (hurd-triplet? target)) | |
562 | hurd-disk-image) | |
563 | (else | |
564 | efi-disk-image)))))))) | |
f19cf27c MO |
565 | |
566 | ;;; image.scm ends here |