Commit | Line | Data |
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cc4ecc2d | 1 | ;;; GNU Guix --- Functional package management for GNU |
435603a1 | 2 | ;;; Copyright © 2013, 2014, 2015, 2016, 2017, 2018 Ludovic Courtès <ludo@gnu.org> |
cc4ecc2d | 3 | ;;; Copyright © 2013 Nikita Karetnikov <nikita@karetnikov.org> |
9eb5a449 | 4 | ;;; Copyright © 2014, 2016 Alex Kost <alezost@gmail.com> |
536c3ee4 | 5 | ;;; Copyright © 2015 Mark H Weaver <mhw@netris.org> |
b04af0ec | 6 | ;;; Copyright © 2015 Sou Bunnbu <iyzsong@gmail.com> |
7ddc1780 | 7 | ;;; Copyright © 2016 Ricardo Wurmus <rekado@elephly.net> |
9008debc | 8 | ;;; Copyright © 2016 Chris Marusich <cmmarusich@gmail.com> |
0a5ce0d1 | 9 | ;;; Copyright © 2017 Huang Ying <huang.ying.caritas@gmail.com> |
a0b87ef8 | 10 | ;;; Copyright © 2017 Maxim Cournoyer <maxim.cournoyer@gmail.com> |
cc4ecc2d LC |
11 | ;;; |
12 | ;;; This file is part of GNU Guix. | |
13 | ;;; | |
14 | ;;; GNU Guix is free software; you can redistribute it and/or modify it | |
15 | ;;; under the terms of the GNU General Public License as published by | |
16 | ;;; the Free Software Foundation; either version 3 of the License, or (at | |
17 | ;;; your option) any later version. | |
18 | ;;; | |
19 | ;;; GNU Guix is distributed in the hope that it will be useful, but | |
20 | ;;; WITHOUT ANY WARRANTY; without even the implied warranty of | |
21 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
22 | ;;; GNU General Public License for more details. | |
23 | ;;; | |
24 | ;;; You should have received a copy of the GNU General Public License | |
25 | ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. | |
26 | ||
27 | (define-module (guix profiles) | |
efcb4441 | 28 | #:use-module ((guix config) #:select (%state-directory)) |
97425486 LC |
29 | #:use-module ((guix utils) #:hide (package-name->name+version)) |
30 | #:use-module ((guix build utils) | |
31 | #:select (package-name->name+version)) | |
cc4ecc2d | 32 | #:use-module (guix records) |
cc4ecc2d | 33 | #:use-module (guix packages) |
e89431bf LC |
34 | #:use-module (guix derivations) |
35 | #:use-module (guix search-paths) | |
a54c94a4 | 36 | #:use-module (guix gexp) |
b8396f96 | 37 | #:use-module (guix modules) |
79ee406d | 38 | #:use-module (guix monads) |
e87f0591 | 39 | #:use-module (guix store) |
a654dc4b LC |
40 | #:use-module (guix sets) |
41 | #:use-module (ice-9 vlist) | |
cc4ecc2d LC |
42 | #:use-module (ice-9 match) |
43 | #:use-module (ice-9 regex) | |
44 | #:use-module (ice-9 ftw) | |
343745c8 | 45 | #:use-module (ice-9 format) |
cc4ecc2d LC |
46 | #:use-module (srfi srfi-1) |
47 | #:use-module (srfi srfi-9) | |
79601521 | 48 | #:use-module (srfi srfi-11) |
cc4ecc2d LC |
49 | #:use-module (srfi srfi-19) |
50 | #:use-module (srfi srfi-26) | |
c0c018f1 AK |
51 | #:use-module (srfi srfi-34) |
52 | #:use-module (srfi srfi-35) | |
53 | #:export (&profile-error | |
54 | profile-error? | |
55 | profile-error-profile | |
56 | &profile-not-found-error | |
57 | profile-not-found-error? | |
a654dc4b LC |
58 | &profile-collistion-error |
59 | profile-collision-error? | |
60 | profile-collision-error-entry | |
61 | profile-collision-error-conflict | |
c0c018f1 AK |
62 | &missing-generation-error |
63 | missing-generation-error? | |
64 | missing-generation-error-generation | |
65 | ||
66 | manifest make-manifest | |
cc4ecc2d LC |
67 | manifest? |
68 | manifest-entries | |
a654dc4b | 69 | manifest-transitive-entries |
cc4ecc2d LC |
70 | |
71 | <manifest-entry> ; FIXME: eventually make it internal | |
72 | manifest-entry | |
73 | manifest-entry? | |
74 | manifest-entry-name | |
75 | manifest-entry-version | |
76 | manifest-entry-output | |
a54c94a4 | 77 | manifest-entry-item |
cc4ecc2d | 78 | manifest-entry-dependencies |
dedb17ad | 79 | manifest-entry-search-paths |
b3a00885 | 80 | manifest-entry-parent |
f6f2346f | 81 | manifest-entry-properties |
cc4ecc2d | 82 | |
a2078770 LC |
83 | manifest-pattern |
84 | manifest-pattern? | |
03763d64 LC |
85 | manifest-pattern-name |
86 | manifest-pattern-version | |
87 | manifest-pattern-output | |
a2078770 | 88 | |
cc4ecc2d | 89 | manifest-remove |
f7554030 | 90 | manifest-add |
ef8993e2 | 91 | manifest-lookup |
cc4ecc2d | 92 | manifest-installed? |
a2078770 | 93 | manifest-matching-entries |
f03df3ee | 94 | manifest-search-paths |
cc4ecc2d | 95 | |
343745c8 AK |
96 | manifest-transaction |
97 | manifest-transaction? | |
98 | manifest-transaction-install | |
99 | manifest-transaction-remove | |
c8c25704 LC |
100 | manifest-transaction-install-entry |
101 | manifest-transaction-remove-pattern | |
102 | manifest-transaction-null? | |
6d382339 | 103 | manifest-transaction-removal-candidate? |
343745c8 | 104 | manifest-perform-transaction |
79601521 | 105 | manifest-transaction-effects |
343745c8 | 106 | |
cc4ecc2d | 107 | profile-manifest |
462f5cca | 108 | package->manifest-entry |
8404ed5c | 109 | packages->manifest |
849a1b81 | 110 | ca-certificate-bundle |
aa46a028 | 111 | %default-profile-hooks |
cc4ecc2d | 112 | profile-derivation |
06d45f45 | 113 | |
cc4ecc2d LC |
114 | generation-number |
115 | generation-numbers | |
f452e8ff | 116 | profile-generations |
9008debc | 117 | relative-generation-spec->number |
3ccde087 | 118 | relative-generation |
cc4ecc2d LC |
119 | previous-generation-number |
120 | generation-time | |
06d45f45 LC |
121 | generation-file-name |
122 | switch-to-generation | |
123 | roll-back | |
efcb4441 LC |
124 | delete-generation |
125 | ||
126 | %user-profile-directory | |
127 | %profile-directory | |
128 | %current-profile | |
129 | canonicalize-profile | |
130 | user-friendly-profile)) | |
cc4ecc2d LC |
131 | |
132 | ;;; Commentary: | |
133 | ;;; | |
134 | ;;; Tools to create and manipulate profiles---i.e., the representation of a | |
135 | ;;; set of installed packages. | |
136 | ;;; | |
137 | ;;; Code: | |
138 | ||
139 | \f | |
c0c018f1 AK |
140 | ;;; |
141 | ;;; Condition types. | |
142 | ;;; | |
143 | ||
144 | (define-condition-type &profile-error &error | |
145 | profile-error? | |
146 | (profile profile-error-profile)) | |
147 | ||
148 | (define-condition-type &profile-not-found-error &profile-error | |
149 | profile-not-found-error?) | |
150 | ||
a654dc4b LC |
151 | (define-condition-type &profile-collision-error &error |
152 | profile-collision-error? | |
153 | (entry profile-collision-error-entry) ;<manifest-entry> | |
154 | (conflict profile-collision-error-conflict)) ;<manifest-entry> | |
155 | ||
c0c018f1 AK |
156 | (define-condition-type &missing-generation-error &profile-error |
157 | missing-generation-error? | |
158 | (generation missing-generation-error-generation)) | |
159 | ||
160 | \f | |
cc4ecc2d LC |
161 | ;;; |
162 | ;;; Manifests. | |
163 | ;;; | |
164 | ||
165 | (define-record-type <manifest> | |
166 | (manifest entries) | |
167 | manifest? | |
168 | (entries manifest-entries)) ; list of <manifest-entry> | |
169 | ||
170 | ;; Convenient alias, to avoid name clashes. | |
171 | (define make-manifest manifest) | |
172 | ||
173 | (define-record-type* <manifest-entry> manifest-entry | |
174 | make-manifest-entry | |
175 | manifest-entry? | |
176 | (name manifest-entry-name) ; string | |
177 | (version manifest-entry-version) ; string | |
178 | (output manifest-entry-output ; string | |
179 | (default "out")) | |
3636b1c7 | 180 | (item manifest-entry-item) ; package | file-like | store path |
55b4715f | 181 | (dependencies manifest-entry-dependencies ; <manifest-entry>* |
dedb17ad LC |
182 | (default '())) |
183 | (search-paths manifest-entry-search-paths ; search-path-specification* | |
b3a00885 LC |
184 | (default '())) |
185 | (parent manifest-entry-parent ; promise (#f | <manifest-entry>) | |
f6f2346f LC |
186 | (default (delay #f))) |
187 | (properties manifest-entry-properties ; list of symbol/value pairs | |
188 | (default '()))) | |
cc4ecc2d | 189 | |
a2078770 LC |
190 | (define-record-type* <manifest-pattern> manifest-pattern |
191 | make-manifest-pattern | |
192 | manifest-pattern? | |
193 | (name manifest-pattern-name) ; string | |
194 | (version manifest-pattern-version ; string | #f | |
195 | (default #f)) | |
196 | (output manifest-pattern-output ; string | #f | |
197 | (default "out"))) | |
198 | ||
2e2b5ad7 LC |
199 | (define (manifest-transitive-entries manifest) |
200 | "Return the entries of MANIFEST along with their propagated inputs, | |
201 | recursively." | |
202 | (let loop ((entries (manifest-entries manifest)) | |
203 | (result '()) | |
204 | (visited (set))) ;compare with 'equal?' | |
205 | (match entries | |
206 | (() | |
207 | (reverse result)) | |
208 | ((head . tail) | |
209 | (if (set-contains? visited head) | |
210 | (loop tail result visited) | |
211 | (loop (append (manifest-entry-dependencies head) | |
212 | tail) | |
213 | (cons head result) | |
214 | (set-insert head visited))))))) | |
215 | ||
cc4ecc2d LC |
216 | (define (profile-manifest profile) |
217 | "Return the PROFILE's manifest." | |
218 | (let ((file (string-append profile "/manifest"))) | |
219 | (if (file-exists? file) | |
220 | (call-with-input-file file read-manifest) | |
221 | (manifest '())))) | |
222 | ||
a654dc4b LC |
223 | (define (manifest-entry-lookup manifest) |
224 | "Return a lookup procedure for the entries of MANIFEST. The lookup | |
225 | procedure takes two arguments: the entry name and output." | |
226 | (define mapping | |
227 | (let loop ((entries (manifest-entries manifest)) | |
228 | (mapping vlist-null)) | |
229 | (fold (lambda (entry result) | |
230 | (vhash-cons (cons (manifest-entry-name entry) | |
231 | (manifest-entry-output entry)) | |
232 | entry | |
233 | (loop (manifest-entry-dependencies entry) | |
234 | result))) | |
235 | mapping | |
236 | entries))) | |
237 | ||
238 | (lambda (name output) | |
239 | (match (vhash-assoc (cons name output) mapping) | |
240 | ((_ . entry) entry) | |
241 | (#f #f)))) | |
242 | ||
243 | (define* (lower-manifest-entry entry system #:key target) | |
244 | "Lower ENTRY for SYSTEM and TARGET such that its 'item' field is a store | |
245 | file name." | |
246 | (let ((item (manifest-entry-item entry))) | |
247 | (if (string? item) | |
248 | (with-monad %store-monad | |
249 | (return entry)) | |
250 | (mlet %store-monad ((drv (lower-object item system | |
251 | #:target target)) | |
252 | (output -> (manifest-entry-output entry))) | |
253 | (return (manifest-entry | |
254 | (inherit entry) | |
255 | (item (derivation->output-path drv output)))))))) | |
256 | ||
257 | (define* (check-for-collisions manifest system #:key target) | |
258 | "Check whether the entries of MANIFEST conflict with one another; raise a | |
259 | '&profile-collision-error' when a conflict is encountered." | |
260 | (define lookup | |
261 | (manifest-entry-lookup manifest)) | |
262 | ||
263 | (with-monad %store-monad | |
264 | (foldm %store-monad | |
265 | (lambda (entry result) | |
266 | (match (lookup (manifest-entry-name entry) | |
267 | (manifest-entry-output entry)) | |
268 | ((? manifest-entry? second) ;potential conflict | |
269 | (mlet %store-monad ((first (lower-manifest-entry entry system | |
270 | #:target | |
271 | target)) | |
272 | (second (lower-manifest-entry second system | |
273 | #:target | |
274 | target))) | |
275 | (if (string=? (manifest-entry-item first) | |
276 | (manifest-entry-item second)) | |
277 | (return result) | |
278 | (raise (condition | |
279 | (&profile-collision-error | |
280 | (entry first) | |
281 | (conflict second))))))) | |
282 | (#f ;no conflict | |
283 | (return result)))) | |
284 | #t | |
285 | (manifest-transitive-entries manifest)))) | |
286 | ||
b3a00885 LC |
287 | (define* (package->manifest-entry package #:optional (output "out") |
288 | #:key (parent (delay #f))) | |
9e90fc77 | 289 | "Return a manifest entry for the OUTPUT of package PACKAGE." |
b3a00885 LC |
290 | ;; For each dependency, keep a promise pointing to its "parent" entry. |
291 | (letrec* ((deps (map (match-lambda | |
292 | ((label package) | |
293 | (package->manifest-entry package | |
294 | #:parent (delay entry))) | |
295 | ((label package output) | |
296 | (package->manifest-entry package output | |
297 | #:parent (delay entry)))) | |
298 | (package-propagated-inputs package))) | |
299 | (entry (manifest-entry | |
300 | (name (package-name package)) | |
301 | (version (package-version package)) | |
302 | (output output) | |
303 | (item package) | |
304 | (dependencies (delete-duplicates deps)) | |
305 | (search-paths | |
306 | (package-transitive-native-search-paths package)) | |
307 | (parent parent)))) | |
308 | entry)) | |
462f5cca | 309 | |
8404ed5c DT |
310 | (define (packages->manifest packages) |
311 | "Return a list of manifest entries, one for each item listed in PACKAGES. | |
312 | Elements of PACKAGES can be either package objects or package/string tuples | |
313 | denoting a specific output of a package." | |
314 | (manifest | |
315 | (map (match-lambda | |
316 | ((package output) | |
317 | (package->manifest-entry package output)) | |
9e90fc77 LC |
318 | ((? package? package) |
319 | (package->manifest-entry package))) | |
8404ed5c DT |
320 | packages))) |
321 | ||
a54c94a4 LC |
322 | (define (manifest->gexp manifest) |
323 | "Return a representation of MANIFEST as a gexp." | |
324 | (define (entry->gexp entry) | |
cc4ecc2d | 325 | (match entry |
dedb17ad | 326 | (($ <manifest-entry> name version output (? string? path) |
f6f2346f | 327 | (deps ...) (search-paths ...) _ (properties ...)) |
dedb17ad | 328 | #~(#$name #$version #$output #$path |
55b4715f | 329 | (propagated-inputs #$(map entry->gexp deps)) |
dedb17ad | 330 | (search-paths #$(map search-path-specification->sexp |
f6f2346f LC |
331 | search-paths)) |
332 | (properties . #$properties))) | |
3636b1c7 | 333 | (($ <manifest-entry> name version output package |
f6f2346f | 334 | (deps ...) (search-paths ...) _ (properties ...)) |
a54c94a4 | 335 | #~(#$name #$version #$output |
dedb17ad | 336 | (ungexp package (or output "out")) |
55b4715f | 337 | (propagated-inputs #$(map entry->gexp deps)) |
dedb17ad | 338 | (search-paths #$(map search-path-specification->sexp |
f6f2346f LC |
339 | search-paths)) |
340 | (properties . #$properties))))) | |
cc4ecc2d LC |
341 | |
342 | (match manifest | |
343 | (($ <manifest> (entries ...)) | |
55b4715f | 344 | #~(manifest (version 3) |
a54c94a4 | 345 | (packages #$(map entry->gexp entries)))))) |
cc4ecc2d | 346 | |
dedb17ad LC |
347 | (define (find-package name version) |
348 | "Return a package from the distro matching NAME and possibly VERSION. This | |
349 | procedure is here for backward-compatibility and will eventually vanish." | |
350 | (define find-best-packages-by-name ;break abstractions | |
351 | (module-ref (resolve-interface '(gnu packages)) | |
352 | 'find-best-packages-by-name)) | |
353 | ||
354 | ;; Use 'find-best-packages-by-name' and not 'find-packages-by-name'; the | |
355 | ;; former traverses the module tree only once and then allows for efficient | |
356 | ;; access via a vhash. | |
357 | (match (find-best-packages-by-name name version) | |
358 | ((p _ ...) p) | |
359 | (_ | |
360 | (match (find-best-packages-by-name name #f) | |
361 | ((p _ ...) p) | |
362 | (_ #f))))) | |
363 | ||
cc4ecc2d LC |
364 | (define (sexp->manifest sexp) |
365 | "Parse SEXP as a manifest." | |
dedb17ad LC |
366 | (define (infer-search-paths name version) |
367 | ;; Infer the search path specifications for NAME-VERSION by looking up a | |
368 | ;; same-named package in the distro. Useful for the old manifest formats | |
369 | ;; that did not store search path info. | |
370 | (let ((package (find-package name version))) | |
371 | (if package | |
372 | (package-native-search-paths package) | |
373 | '()))) | |
374 | ||
b3a00885 | 375 | (define (infer-dependency item parent) |
55b4715f LC |
376 | ;; Return a <manifest-entry> for ITEM. |
377 | (let-values (((name version) | |
378 | (package-name->name+version | |
379 | (store-path-package-name item)))) | |
380 | (manifest-entry | |
381 | (name name) | |
382 | (version version) | |
b3a00885 LC |
383 | (item item) |
384 | (parent parent)))) | |
385 | ||
386 | (define* (sexp->manifest-entry sexp #:optional (parent (delay #f))) | |
387 | (match sexp | |
388 | ((name version output path | |
389 | ('propagated-inputs deps) | |
390 | ('search-paths search-paths) | |
391 | extra-stuff ...) | |
392 | ;; For each of DEPS, keep a promise pointing to ENTRY. | |
393 | (letrec* ((deps* (map (cut sexp->manifest-entry <> (delay entry)) | |
394 | deps)) | |
395 | (entry (manifest-entry | |
396 | (name name) | |
397 | (version version) | |
398 | (output output) | |
399 | (item path) | |
400 | (dependencies deps*) | |
401 | (search-paths (map sexp->search-path-specification | |
402 | search-paths)) | |
f6f2346f LC |
403 | (parent parent) |
404 | (properties (or (assoc-ref extra-stuff 'properties) | |
405 | '()))))) | |
b3a00885 | 406 | entry)))) |
55b4715f | 407 | |
cc4ecc2d LC |
408 | (match sexp |
409 | (('manifest ('version 0) | |
410 | ('packages ((name version output path) ...))) | |
411 | (manifest | |
412 | (map (lambda (name version output path) | |
413 | (manifest-entry | |
55b4715f LC |
414 | (name name) |
415 | (version version) | |
416 | (output output) | |
417 | (item path) | |
418 | (search-paths (infer-search-paths name version)))) | |
cc4ecc2d LC |
419 | name version output path))) |
420 | ||
421 | ;; Version 1 adds a list of propagated inputs to the | |
422 | ;; name/version/output/path tuples. | |
423 | (('manifest ('version 1) | |
424 | ('packages ((name version output path deps) ...))) | |
425 | (manifest | |
426 | (map (lambda (name version output path deps) | |
d34736c5 LC |
427 | ;; Up to Guix 0.7 included, dependencies were listed as ("gmp" |
428 | ;; "/gnu/store/...-gmp") for instance. Discard the 'label' in | |
429 | ;; such lists. | |
430 | (let ((deps (match deps | |
431 | (((labels directories) ...) | |
432 | directories) | |
433 | ((directories ...) | |
434 | directories)))) | |
b3a00885 LC |
435 | (letrec* ((deps* (map (cute infer-dependency <> (delay entry)) |
436 | deps)) | |
437 | (entry (manifest-entry | |
438 | (name name) | |
439 | (version version) | |
440 | (output output) | |
441 | (item path) | |
442 | (dependencies deps*) | |
443 | (search-paths | |
444 | (infer-search-paths name version))))) | |
445 | entry))) | |
cc4ecc2d LC |
446 | name version output path deps))) |
447 | ||
dedb17ad LC |
448 | ;; Version 2 adds search paths and is slightly more verbose. |
449 | (('manifest ('version 2 minor-version ...) | |
450 | ('packages ((name version output path | |
451 | ('propagated-inputs deps) | |
452 | ('search-paths search-paths) | |
453 | extra-stuff ...) | |
454 | ...))) | |
455 | (manifest | |
456 | (map (lambda (name version output path deps search-paths) | |
b3a00885 LC |
457 | (letrec* ((deps* (map (cute infer-dependency <> (delay entry)) |
458 | deps)) | |
459 | (entry (manifest-entry | |
460 | (name name) | |
461 | (version version) | |
462 | (output output) | |
463 | (item path) | |
464 | (dependencies deps*) | |
465 | (search-paths | |
466 | (map sexp->search-path-specification | |
467 | search-paths))))) | |
468 | entry)) | |
dedb17ad | 469 | name version output path deps search-paths))) |
55b4715f LC |
470 | |
471 | ;; Version 3 represents DEPS as full-blown manifest entries. | |
472 | (('manifest ('version 3 minor-version ...) | |
473 | ('packages (entries ...))) | |
b3a00885 | 474 | (manifest (map sexp->manifest-entry entries))) |
cc4ecc2d | 475 | (_ |
88aab8e3 LC |
476 | (raise (condition |
477 | (&message (message "unsupported manifest format"))))))) | |
cc4ecc2d LC |
478 | |
479 | (define (read-manifest port) | |
480 | "Return the packages listed in MANIFEST." | |
481 | (sexp->manifest (read port))) | |
482 | ||
a2078770 LC |
483 | (define (entry-predicate pattern) |
484 | "Return a procedure that returns #t when passed a manifest entry that | |
485 | matches NAME/OUTPUT/VERSION. OUTPUT and VERSION may be #f, in which case they | |
486 | are ignored." | |
487 | (match pattern | |
488 | (($ <manifest-pattern> name version output) | |
489 | (match-lambda | |
490 | (($ <manifest-entry> entry-name entry-version entry-output) | |
491 | (and (string=? entry-name name) | |
492 | (or (not entry-output) (not output) | |
493 | (string=? entry-output output)) | |
494 | (or (not version) | |
495 | (string=? entry-version version)))))))) | |
496 | ||
497 | (define (manifest-remove manifest patterns) | |
498 | "Remove entries for each of PATTERNS from MANIFEST. Each item in PATTERNS | |
499 | must be a manifest-pattern." | |
500 | (define (remove-entry pattern lst) | |
501 | (remove (entry-predicate pattern) lst)) | |
502 | ||
503 | (make-manifest (fold remove-entry | |
cc4ecc2d | 504 | (manifest-entries manifest) |
a2078770 | 505 | patterns))) |
cc4ecc2d | 506 | |
f7554030 AK |
507 | (define (manifest-add manifest entries) |
508 | "Add a list of manifest ENTRIES to MANIFEST and return new manifest. | |
509 | Remove MANIFEST entries that have the same name and output as ENTRIES." | |
510 | (define (same-entry? entry name output) | |
511 | (match entry | |
435603a1 | 512 | (($ <manifest-entry> entry-name _ entry-output _) |
f7554030 AK |
513 | (and (equal? name entry-name) |
514 | (equal? output entry-output))))) | |
515 | ||
516 | (make-manifest | |
435603a1 LC |
517 | (fold (lambda (entry result) ;XXX: quadratic |
518 | (match entry | |
519 | (($ <manifest-entry> name _ out _) | |
520 | (cons entry | |
521 | (remove (cut same-entry? <> name out) | |
522 | result))))) | |
523 | (manifest-entries manifest) | |
524 | entries))) | |
f7554030 | 525 | |
ef8993e2 LC |
526 | (define (manifest-lookup manifest pattern) |
527 | "Return the first item of MANIFEST that matches PATTERN, or #f if there is | |
528 | no match.." | |
529 | (find (entry-predicate pattern) | |
530 | (manifest-entries manifest))) | |
531 | ||
a2078770 LC |
532 | (define (manifest-installed? manifest pattern) |
533 | "Return #t if MANIFEST has an entry matching PATTERN (a manifest-pattern), | |
534 | #f otherwise." | |
ef8993e2 | 535 | (->bool (manifest-lookup manifest pattern))) |
cc4ecc2d | 536 | |
a2078770 LC |
537 | (define (manifest-matching-entries manifest patterns) |
538 | "Return all the entries of MANIFEST that match one of the PATTERNS." | |
539 | (define predicates | |
540 | (map entry-predicate patterns)) | |
541 | ||
542 | (define (matches? entry) | |
543 | (any (lambda (pred) | |
544 | (pred entry)) | |
545 | predicates)) | |
546 | ||
547 | (filter matches? (manifest-entries manifest))) | |
548 | ||
f03df3ee LC |
549 | (define (manifest-search-paths manifest) |
550 | "Return the list of search path specifications that apply to MANIFEST, | |
551 | including the search path specification for $PATH." | |
552 | (delete-duplicates | |
553 | (cons $PATH | |
554 | (append-map manifest-entry-search-paths | |
555 | (manifest-entries manifest))))) | |
556 | ||
cc4ecc2d | 557 | \f |
343745c8 AK |
558 | ;;; |
559 | ;;; Manifest transactions. | |
560 | ;;; | |
561 | ||
562 | (define-record-type* <manifest-transaction> manifest-transaction | |
563 | make-manifest-transaction | |
564 | manifest-transaction? | |
565 | (install manifest-transaction-install ; list of <manifest-entry> | |
566 | (default '())) | |
567 | (remove manifest-transaction-remove ; list of <manifest-pattern> | |
568 | (default '()))) | |
569 | ||
c8c25704 LC |
570 | (define (manifest-transaction-install-entry entry transaction) |
571 | "Augment TRANSACTION's set of installed packages with ENTRY, a | |
572 | <manifest-entry>." | |
573 | (manifest-transaction | |
574 | (inherit transaction) | |
575 | (install | |
576 | (cons entry (manifest-transaction-install transaction))))) | |
577 | ||
578 | (define (manifest-transaction-remove-pattern pattern transaction) | |
579 | "Add PATTERN to TRANSACTION's list of packages to remove." | |
580 | (manifest-transaction | |
581 | (inherit transaction) | |
582 | (remove | |
583 | (cons pattern (manifest-transaction-remove transaction))))) | |
584 | ||
585 | (define (manifest-transaction-null? transaction) | |
586 | "Return true if TRANSACTION has no effect---i.e., it neither installs nor | |
587 | remove software." | |
588 | (match transaction | |
589 | (($ <manifest-transaction> () ()) #t) | |
590 | (($ <manifest-transaction> _ _) #f))) | |
591 | ||
6d382339 LC |
592 | (define (manifest-transaction-removal-candidate? entry transaction) |
593 | "Return true if ENTRY is a candidate for removal in TRANSACTION." | |
594 | (any (lambda (pattern) | |
595 | ((entry-predicate pattern) entry)) | |
596 | (manifest-transaction-remove transaction))) | |
597 | ||
79601521 | 598 | (define (manifest-transaction-effects manifest transaction) |
46b23e1a LC |
599 | "Compute the effect of applying TRANSACTION to MANIFEST. Return 4 values: |
600 | the list of packages that would be removed, installed, upgraded, or downgraded | |
601 | when applying TRANSACTION to MANIFEST. Upgrades are represented as pairs | |
602 | where the head is the entry being upgraded and the tail is the entry that will | |
603 | replace it." | |
79601521 LC |
604 | (define (manifest-entry->pattern entry) |
605 | (manifest-pattern | |
606 | (name (manifest-entry-name entry)) | |
607 | (output (manifest-entry-output entry)))) | |
608 | ||
46b23e1a LC |
609 | (let loop ((input (manifest-transaction-install transaction)) |
610 | (install '()) | |
611 | (upgrade '()) | |
612 | (downgrade '())) | |
79601521 LC |
613 | (match input |
614 | (() | |
615 | (let ((remove (manifest-transaction-remove transaction))) | |
616 | (values (manifest-matching-entries manifest remove) | |
46b23e1a | 617 | (reverse install) (reverse upgrade) (reverse downgrade)))) |
79601521 LC |
618 | ((entry rest ...) |
619 | ;; Check whether installing ENTRY corresponds to the installation of a | |
620 | ;; new package or to an upgrade. | |
621 | ||
622 | ;; XXX: When the exact same output directory is installed, we're not | |
623 | ;; really upgrading anything. Add a check for that case. | |
624 | (let* ((pattern (manifest-entry->pattern entry)) | |
46b23e1a LC |
625 | (previous (manifest-lookup manifest pattern)) |
626 | (newer? (and previous | |
3bea13bb LC |
627 | (version>=? (manifest-entry-version entry) |
628 | (manifest-entry-version previous))))) | |
79601521 | 629 | (loop rest |
ef8993e2 | 630 | (if previous install (cons entry install)) |
46b23e1a | 631 | (if (and previous newer?) |
ef8993e2 | 632 | (alist-cons previous entry upgrade) |
46b23e1a LC |
633 | upgrade) |
634 | (if (and previous (not newer?)) | |
635 | (alist-cons previous entry downgrade) | |
636 | downgrade))))))) | |
79601521 | 637 | |
343745c8 | 638 | (define (manifest-perform-transaction manifest transaction) |
c8c25704 | 639 | "Perform TRANSACTION on MANIFEST and return the new manifest." |
343745c8 AK |
640 | (let ((install (manifest-transaction-install transaction)) |
641 | (remove (manifest-transaction-remove transaction))) | |
642 | (manifest-add (manifest-remove manifest remove) | |
643 | install))) | |
644 | ||
343745c8 | 645 | \f |
cc4ecc2d LC |
646 | ;;; |
647 | ;;; Profiles. | |
648 | ;;; | |
649 | ||
79ee406d | 650 | (define (manifest-inputs manifest) |
b4a4bec0 | 651 | "Return a list of <gexp-input> objects for MANIFEST." |
55b4715f LC |
652 | (define entry->input |
653 | (match-lambda | |
654 | (($ <manifest-entry> name version output thing deps) | |
655 | ;; THING may be a package or a file name. In the latter case, assume | |
656 | ;; it's already valid. | |
657 | (cons (gexp-input thing output) | |
658 | (append-map entry->input deps))))) | |
659 | ||
660 | (append-map entry->input (manifest-entries manifest))) | |
79ee406d | 661 | |
2c9f4786 | 662 | (define* (manifest-lookup-package manifest name #:optional version) |
d72d7833 | 663 | "Return as a monadic value the first package or store path referenced by |
2c9f4786 RW |
664 | MANIFEST that is named NAME and optionally has the given VERSION prefix, or #f |
665 | if not found." | |
d72d7833 SB |
666 | ;; Return as a monadic value the package or store path referenced by the |
667 | ;; manifest ENTRY, or #f if not referenced. | |
668 | (define (entry-lookup-package entry) | |
669 | (define (find-among-inputs inputs) | |
670 | (find (lambda (input) | |
671 | (and (package? input) | |
2c9f4786 RW |
672 | (equal? name (package-name input)) |
673 | (if version | |
674 | (string-prefix? version (package-version input)) | |
675 | #t))) | |
d72d7833 SB |
676 | inputs)) |
677 | (define (find-among-store-items items) | |
678 | (find (lambda (item) | |
054f60cd | 679 | (let-values (((name* version*) |
2c9f4786 RW |
680 | (package-name->name+version |
681 | (store-path-package-name item)))) | |
054f60cd | 682 | (and (string=? name name*) |
2c9f4786 | 683 | (if version |
054f60cd | 684 | (string-prefix? version version*) |
2c9f4786 | 685 | #t)))) |
d72d7833 SB |
686 | items)) |
687 | ||
d72d7833 SB |
688 | (with-monad %store-monad |
689 | (match (manifest-entry-item entry) | |
690 | ((? package? package) | |
963521a3 SB |
691 | (match (cons (list (package-name package) package) |
692 | (package-transitive-inputs package)) | |
d72d7833 SB |
693 | (((labels inputs . _) ...) |
694 | (return (find-among-inputs inputs))))) | |
695 | ((? string? item) | |
696 | (mlet %store-monad ((refs (references* item))) | |
3636b1c7 LC |
697 | (return (find-among-store-items refs)))) |
698 | (item | |
699 | ;; XXX: ITEM might be a 'computed-file' or anything like that, in | |
700 | ;; which case we don't know what to do. The fix may be to check | |
701 | ;; references once ITEM is compiled, as proposed at | |
702 | ;; <https://bugs.gnu.org/29927>. | |
703 | (return #f))))) | |
d72d7833 SB |
704 | |
705 | (anym %store-monad | |
706 | entry-lookup-package (manifest-entries manifest))) | |
707 | ||
79ee406d LC |
708 | (define (info-dir-file manifest) |
709 | "Return a derivation that builds the 'dir' file for all the entries of | |
710 | MANIFEST." | |
2f0556ae LC |
711 | (define texinfo ;lazy reference |
712 | (module-ref (resolve-interface '(gnu packages texinfo)) 'texinfo)) | |
713 | (define gzip ;lazy reference | |
714 | (module-ref (resolve-interface '(gnu packages compression)) 'gzip)) | |
5b0c648a LC |
715 | (define glibc-utf8-locales ;lazy reference |
716 | (module-ref (resolve-interface '(gnu packages base)) 'glibc-utf8-locales)) | |
2f0556ae | 717 | |
79ee406d | 718 | (define build |
99b231de LC |
719 | (with-imported-modules '((guix build utils)) |
720 | #~(begin | |
721 | (use-modules (guix build utils) | |
722 | (srfi srfi-1) (srfi srfi-26) | |
723 | (ice-9 ftw)) | |
724 | ||
725 | (define (info-file? file) | |
726 | (or (string-suffix? ".info" file) | |
727 | (string-suffix? ".info.gz" file))) | |
728 | ||
729 | (define (info-files top) | |
730 | (let ((infodir (string-append top "/share/info"))) | |
731 | (map (cut string-append infodir "/" <>) | |
732 | (or (scandir infodir info-file?) '())))) | |
733 | ||
5b0c648a LC |
734 | (define (info-file-language file) |
735 | (let* ((base (if (string-suffix? ".gz" file) | |
736 | (basename file ".info.gz") | |
737 | (basename file ".info"))) | |
738 | (dot (string-rindex base #\.))) | |
739 | (if dot | |
740 | (string-drop base (+ 1 dot)) | |
741 | "en"))) | |
742 | ||
99b231de | 743 | (define (install-info info) |
5b0c648a LC |
744 | (let ((language (info-file-language info))) |
745 | ;; We need to choose a valid locale for $LANGUAGE to be honored. | |
746 | (setenv "LC_ALL" "en_US.utf8") | |
747 | (setenv "LANGUAGE" language) | |
748 | (zero? | |
749 | (system* #+(file-append texinfo "/bin/install-info") | |
750 | "--silent" info | |
751 | (apply string-append #$output "/share/info/dir" | |
752 | (if (string=? "en" language) | |
753 | '("") | |
754 | `("." ,language))))))) | |
755 | ||
756 | (setenv "PATH" (string-append #+gzip "/bin")) ;for info.gz files | |
757 | (setenv "GUIX_LOCPATH" | |
758 | #+(file-append glibc-utf8-locales "/lib/locale")) | |
99b231de LC |
759 | |
760 | (mkdir-p (string-append #$output "/share/info")) | |
761 | (exit (every install-info | |
762 | (append-map info-files | |
763 | '#$(manifest-inputs manifest))))))) | |
79ee406d | 764 | |
aa46a028 | 765 | (gexp->derivation "info-dir" build |
a7a4fd9a LC |
766 | #:local-build? #t |
767 | #:substitutable? #f)) | |
79ee406d | 768 | |
042bc828 FB |
769 | (define (ghc-package-cache-file manifest) |
770 | "Return a derivation that builds the GHC 'package.cache' file for all the | |
aa46a028 | 771 | entries of MANIFEST, or #f if MANIFEST does not have any GHC packages." |
99b231de | 772 | (define ghc ;lazy reference |
042bc828 FB |
773 | (module-ref (resolve-interface '(gnu packages haskell)) 'ghc)) |
774 | ||
775 | (define build | |
99b231de LC |
776 | (with-imported-modules '((guix build utils)) |
777 | #~(begin | |
778 | (use-modules (guix build utils) | |
779 | (srfi srfi-1) (srfi srfi-26) | |
780 | (ice-9 ftw)) | |
781 | ||
782 | (define ghc-name-version | |
783 | (let* ((base (basename #+ghc))) | |
784 | (string-drop base | |
785 | (+ 1 (string-index base #\-))))) | |
786 | ||
787 | (define db-subdir | |
788 | (string-append "lib/" ghc-name-version "/package.conf.d")) | |
789 | ||
790 | (define db-dir | |
791 | (string-append #$output "/" db-subdir)) | |
792 | ||
793 | (define (conf-files top) | |
794 | (let ((db (string-append top "/" db-subdir))) | |
795 | (if (file-exists? db) | |
796 | (find-files db "\\.conf$") | |
797 | '()))) | |
798 | ||
799 | (define (copy-conf-file conf) | |
800 | (let ((base (basename conf))) | |
801 | (copy-file conf (string-append db-dir "/" base)))) | |
802 | ||
803 | (system* (string-append #+ghc "/bin/ghc-pkg") "init" db-dir) | |
804 | (for-each copy-conf-file | |
805 | (append-map conf-files | |
806 | (delete-duplicates | |
807 | '#$(manifest-inputs manifest)))) | |
808 | (let ((success | |
809 | (zero? | |
810 | (system* (string-append #+ghc "/bin/ghc-pkg") "recache" | |
811 | (string-append "--package-db=" db-dir))))) | |
812 | (for-each delete-file (find-files db-dir "\\.conf$")) | |
813 | (exit success))))) | |
042bc828 | 814 | |
07eaecfa LC |
815 | (with-monad %store-monad |
816 | ;; Don't depend on GHC when there's nothing to do. | |
817 | (if (any (cut string-prefix? "ghc" <>) | |
818 | (map manifest-entry-name (manifest-entries manifest))) | |
819 | (gexp->derivation "ghc-package-cache" build | |
a7a4fd9a LC |
820 | #:local-build? #t |
821 | #:substitutable? #f) | |
07eaecfa | 822 | (return #f)))) |
042bc828 | 823 | |
536c3ee4 MW |
824 | (define (ca-certificate-bundle manifest) |
825 | "Return a derivation that builds a single-file bundle containing the CA | |
826 | certificates in the /etc/ssl/certs sub-directories of the packages in | |
827 | MANIFEST. Single-file bundles are required by programs such as Git and Lynx." | |
828 | ;; See <http://lists.gnu.org/archive/html/guix-devel/2015-02/msg00429.html> | |
829 | ;; for a discussion. | |
830 | ||
831 | (define glibc-utf8-locales ;lazy reference | |
832 | (module-ref (resolve-interface '(gnu packages base)) 'glibc-utf8-locales)) | |
833 | ||
834 | (define build | |
99b231de LC |
835 | (with-imported-modules '((guix build utils)) |
836 | #~(begin | |
837 | (use-modules (guix build utils) | |
838 | (rnrs io ports) | |
839 | (srfi srfi-1) | |
840 | (srfi srfi-26) | |
841 | (ice-9 ftw) | |
842 | (ice-9 match)) | |
843 | ||
844 | (define (pem-file? file) | |
845 | (string-suffix? ".pem" file)) | |
846 | ||
847 | (define (ca-files top) | |
848 | (let ((cert-dir (string-append top "/etc/ssl/certs"))) | |
849 | (map (cut string-append cert-dir "/" <>) | |
850 | (or (scandir cert-dir pem-file?) '())))) | |
851 | ||
852 | (define (concatenate-files files result) | |
853 | "Make RESULT the concatenation of all of FILES." | |
854 | (define (dump file port) | |
855 | (display (call-with-input-file file get-string-all) | |
856 | port) | |
857 | (newline port)) ;required, see <https://bugs.debian.org/635570> | |
858 | ||
859 | (call-with-output-file result | |
860 | (lambda (port) | |
861 | (for-each (cut dump <> port) files)))) | |
862 | ||
863 | ;; Some file names in the NSS certificates are UTF-8 encoded so | |
864 | ;; install a UTF-8 locale. | |
865 | (setenv "LOCPATH" | |
866 | (string-append #+glibc-utf8-locales "/lib/locale/" | |
c6bc8e22 MB |
867 | #+(version-major+minor |
868 | (package-version glibc-utf8-locales)))) | |
99b231de LC |
869 | (setlocale LC_ALL "en_US.utf8") |
870 | ||
871 | (match (append-map ca-files '#$(manifest-inputs manifest)) | |
872 | (() | |
873 | ;; Since there are no CA files, just create an empty directory. Do | |
874 | ;; not create the etc/ssl/certs sub-directory, since that would | |
875 | ;; wrongfully lead to a message about 'SSL_CERT_DIR' needing to be | |
876 | ;; defined. | |
877 | (mkdir #$output) | |
878 | #t) | |
879 | ((ca-files ...) | |
880 | (let ((result (string-append #$output "/etc/ssl/certs"))) | |
881 | (mkdir-p result) | |
882 | (concatenate-files ca-files | |
883 | (string-append result | |
884 | "/ca-certificates.crt")) | |
885 | #t)))))) | |
536c3ee4 | 886 | |
aa46a028 | 887 | (gexp->derivation "ca-certificate-bundle" build |
a7a4fd9a LC |
888 | #:local-build? #t |
889 | #:substitutable? #f)) | |
aa46a028 | 890 | |
de136f3e DM |
891 | (define (glib-schemas manifest) |
892 | "Return a derivation that unions all schemas from manifest entries and | |
893 | creates the Glib 'gschemas.compiled' file." | |
894 | (define glib ; lazy reference | |
895 | (module-ref (resolve-interface '(gnu packages glib)) 'glib)) | |
896 | ||
897 | (mlet %store-monad ((%glib (manifest-lookup-package manifest "glib")) | |
898 | ;; XXX: Can't use glib-compile-schemas corresponding | |
899 | ;; to the glib referenced by 'manifest'. Because | |
900 | ;; '%glib' can be either a package or store path, and | |
901 | ;; there's no way to get the "bin" output for the later. | |
902 | (glib-compile-schemas | |
903 | -> #~(string-append #+glib:bin | |
904 | "/bin/glib-compile-schemas"))) | |
905 | ||
906 | (define build | |
907 | (with-imported-modules '((guix build utils) | |
908 | (guix build union) | |
909 | (guix build profiles) | |
910 | (guix search-paths) | |
911 | (guix records)) | |
912 | #~(begin | |
913 | (use-modules (guix build utils) | |
914 | (guix build union) | |
915 | (guix build profiles) | |
916 | (srfi srfi-26)) | |
917 | ||
918 | (let* ((destdir (string-append #$output "/share/glib-2.0/schemas")) | |
919 | (schemadirs (filter file-exists? | |
920 | (map (cut string-append <> "/share/glib-2.0/schemas") | |
921 | '#$(manifest-inputs manifest))))) | |
922 | ||
923 | ;; Union all the schemas. | |
924 | (mkdir-p (string-append #$output "/share/glib-2.0")) | |
925 | (union-build destdir schemadirs | |
926 | #:log-port (%make-void-port "w")) | |
927 | ||
928 | (let ((dir destdir)) | |
929 | (when (file-is-directory? dir) | |
930 | (ensure-writable-directory dir) | |
931 | (invoke #+glib-compile-schemas | |
932 | (string-append "--targetdir=" dir) | |
933 | dir))))))) | |
934 | ||
935 | ;; Don't run the hook when there's nothing to do. | |
936 | (if %glib | |
937 | (gexp->derivation "glib-schemas" build | |
938 | #:local-build? #t | |
939 | #:substitutable? #f) | |
940 | (return #f)))) | |
941 | ||
b04af0ec SB |
942 | (define (gtk-icon-themes manifest) |
943 | "Return a derivation that unions all icon themes from manifest entries and | |
944 | creates the GTK+ 'icon-theme.cache' file for each theme." | |
d1fb4af6 SB |
945 | (define gtk+ ; lazy reference |
946 | (module-ref (resolve-interface '(gnu packages gtk)) 'gtk+)) | |
947 | ||
948 | (mlet %store-monad ((%gtk+ (manifest-lookup-package manifest "gtk+")) | |
949 | ;; XXX: Can't use gtk-update-icon-cache corresponding | |
950 | ;; to the gtk+ referenced by 'manifest'. Because | |
951 | ;; '%gtk+' can be either a package or store path, and | |
952 | ;; there's no way to get the "bin" output for the later. | |
953 | (gtk-update-icon-cache | |
954 | -> #~(string-append #+gtk+:bin | |
955 | "/bin/gtk-update-icon-cache"))) | |
956 | ||
b04af0ec | 957 | (define build |
99b231de LC |
958 | (with-imported-modules '((guix build utils) |
959 | (guix build union) | |
960 | (guix build profiles) | |
961 | (guix search-paths) | |
962 | (guix records)) | |
963 | #~(begin | |
964 | (use-modules (guix build utils) | |
965 | (guix build union) | |
966 | (guix build profiles) | |
967 | (srfi srfi-26) | |
968 | (ice-9 ftw)) | |
969 | ||
970 | (let* ((destdir (string-append #$output "/share/icons")) | |
971 | (icondirs (filter file-exists? | |
972 | (map (cut string-append <> "/share/icons") | |
d1fb4af6 | 973 | '#$(manifest-inputs manifest))))) |
99b231de LC |
974 | |
975 | ;; Union all the icons. | |
976 | (mkdir-p (string-append #$output "/share")) | |
977 | (union-build destdir icondirs | |
978 | #:log-port (%make-void-port "w")) | |
979 | ||
980 | ;; Update the 'icon-theme.cache' file for each icon theme. | |
981 | (for-each | |
982 | (lambda (theme) | |
983 | (let ((dir (string-append destdir "/" theme))) | |
984 | ;; Occasionally DESTDIR contains plain files, such as | |
985 | ;; "abiword_48.png". Ignore these. | |
986 | (when (file-is-directory? dir) | |
987 | (ensure-writable-directory dir) | |
d1fb4af6 | 988 | (system* #+gtk-update-icon-cache "-t" dir "--quiet")))) |
99b231de | 989 | (scandir destdir (negate (cut member <> '("." ".."))))))))) |
b04af0ec SB |
990 | |
991 | ;; Don't run the hook when there's nothing to do. | |
d1fb4af6 | 992 | (if %gtk+ |
b04af0ec | 993 | (gexp->derivation "gtk-icon-themes" build |
a7a4fd9a LC |
994 | #:local-build? #t |
995 | #:substitutable? #f) | |
b04af0ec SB |
996 | (return #f)))) |
997 | ||
7ddc1780 RW |
998 | (define (gtk-im-modules manifest) |
999 | "Return a derivation that builds the cache files for input method modules | |
1000 | for both major versions of GTK+." | |
1001 | ||
1002 | (mlet %store-monad ((gtk+ (manifest-lookup-package manifest "gtk+" "3")) | |
1003 | (gtk+-2 (manifest-lookup-package manifest "gtk+" "2"))) | |
1004 | ||
06d7d119 | 1005 | (define (build gtk gtk-version query) |
7ddc1780 RW |
1006 | (let ((major (string-take gtk-version 1))) |
1007 | (with-imported-modules '((guix build utils) | |
1008 | (guix build union) | |
1009 | (guix build profiles) | |
1010 | (guix search-paths) | |
1011 | (guix records)) | |
1012 | #~(begin | |
1013 | (use-modules (guix build utils) | |
1014 | (guix build union) | |
1015 | (guix build profiles) | |
1016 | (ice-9 popen) | |
1017 | (srfi srfi-1) | |
1018 | (srfi srfi-26)) | |
1019 | ||
1020 | (let* ((prefix (string-append "/lib/gtk-" #$major ".0/" | |
1021 | #$gtk-version)) | |
7ddc1780 RW |
1022 | (destdir (string-append #$output prefix)) |
1023 | (moddirs (cons (string-append #$gtk prefix "/immodules") | |
1024 | (filter file-exists? | |
1025 | (map (cut string-append <> prefix "/immodules") | |
1026 | '#$(manifest-inputs manifest))))) | |
1027 | (modules (append-map (cut find-files <> "\\.so$") | |
1028 | moddirs))) | |
1029 | ||
1030 | ;; Generate a new immodules cache file. | |
1031 | (mkdir-p (string-append #$output prefix)) | |
06d7d119 | 1032 | (let ((pipe (apply open-pipe* OPEN_READ #$query modules)) |
7ddc1780 RW |
1033 | (outfile (string-append #$output prefix |
1034 | "/immodules-gtk" #$major ".cache"))) | |
1035 | (dynamic-wind | |
1036 | (const #t) | |
1037 | (lambda () | |
1038 | (call-with-output-file outfile | |
1039 | (lambda (out) | |
1040 | (while (not (eof-object? (peek-char pipe))) | |
1041 | (write-char (read-char pipe) out)))) | |
1042 | #t) | |
1043 | (lambda () | |
1044 | (close-pipe pipe))))))))) | |
1045 | ||
1046 | ;; Don't run the hook when there's nothing to do. | |
06d7d119 YH |
1047 | (let* ((pkg-gtk+ (module-ref ; lazy reference |
1048 | (resolve-interface '(gnu packages gtk)) 'gtk+)) | |
1049 | (gexp #~(begin | |
1050 | #$(if gtk+ | |
1051 | (build | |
1052 | gtk+ "3.0.0" | |
1053 | ;; Use 'gtk-query-immodules-3.0' from the 'bin' | |
1054 | ;; output of latest gtk+ package. | |
1055 | #~(string-append | |
1056 | #$pkg-gtk+:bin "/bin/gtk-query-immodules-3.0")) | |
1057 | #t) | |
1058 | #$(if gtk+-2 | |
1059 | (build | |
1060 | gtk+-2 "2.10.0" | |
1061 | #~(string-append | |
1062 | #$gtk+-2 "/bin/gtk-query-immodules-2.0")) | |
1063 | #t)))) | |
7ddc1780 RW |
1064 | (if (or gtk+ gtk+-2) |
1065 | (gexp->derivation "gtk-im-modules" gexp | |
1066 | #:local-build? #t | |
1067 | #:substitutable? #f) | |
1068 | (return #f))))) | |
1069 | ||
842cb820 SB |
1070 | (define (xdg-desktop-database manifest) |
1071 | "Return a derivation that builds the @file{mimeinfo.cache} database from | |
1072 | desktop files. It's used to query what applications can handle a given | |
1073 | MIME type." | |
85cfbd46 SB |
1074 | (define desktop-file-utils ; lazy reference |
1075 | (module-ref (resolve-interface '(gnu packages freedesktop)) | |
1076 | 'desktop-file-utils)) | |
1077 | ||
1078 | (mlet %store-monad ((glib | |
d72d7833 | 1079 | (manifest-lookup-package |
85cfbd46 | 1080 | manifest "glib"))) |
d72d7833 | 1081 | (define build |
99b231de LC |
1082 | (with-imported-modules '((guix build utils) |
1083 | (guix build union)) | |
1084 | #~(begin | |
1085 | (use-modules (srfi srfi-26) | |
1086 | (guix build utils) | |
1087 | (guix build union)) | |
1088 | (let* ((destdir (string-append #$output "/share/applications")) | |
1089 | (appdirs (filter file-exists? | |
1090 | (map (cut string-append <> | |
1091 | "/share/applications") | |
1092 | '#$(manifest-inputs manifest)))) | |
1093 | (update-desktop-database (string-append | |
1094 | #+desktop-file-utils | |
1095 | "/bin/update-desktop-database"))) | |
1096 | (mkdir-p (string-append #$output "/share")) | |
1097 | (union-build destdir appdirs | |
1098 | #:log-port (%make-void-port "w")) | |
1099 | (exit (zero? (system* update-desktop-database destdir))))))) | |
842cb820 | 1100 | |
85cfbd46 SB |
1101 | ;; Don't run the hook when 'glib' is not referenced. |
1102 | (if glib | |
d72d7833 | 1103 | (gexp->derivation "xdg-desktop-database" build |
d72d7833 SB |
1104 | #:local-build? #t |
1105 | #:substitutable? #f) | |
1106 | (return #f)))) | |
842cb820 | 1107 | |
6c06b1fd SB |
1108 | (define (xdg-mime-database manifest) |
1109 | "Return a derivation that builds the @file{mime.cache} database from manifest | |
1110 | entries. It's used to query the MIME type of a given file." | |
801d316b SB |
1111 | (define shared-mime-info ; lazy reference |
1112 | (module-ref (resolve-interface '(gnu packages gnome)) 'shared-mime-info)) | |
1113 | ||
1114 | (mlet %store-monad ((glib | |
d72d7833 | 1115 | (manifest-lookup-package |
801d316b | 1116 | manifest "glib"))) |
d72d7833 | 1117 | (define build |
99b231de LC |
1118 | (with-imported-modules '((guix build utils) |
1119 | (guix build union)) | |
1120 | #~(begin | |
1121 | (use-modules (srfi srfi-26) | |
1122 | (guix build utils) | |
1123 | (guix build union)) | |
1124 | (let* ((datadir (string-append #$output "/share")) | |
1125 | (destdir (string-append datadir "/mime")) | |
1126 | (pkgdirs (filter file-exists? | |
1127 | (map (cut string-append <> | |
1128 | "/share/mime/packages") | |
801d316b SB |
1129 | (cons #+shared-mime-info |
1130 | '#$(manifest-inputs manifest))))) | |
99b231de LC |
1131 | (update-mime-database (string-append |
1132 | #+shared-mime-info | |
1133 | "/bin/update-mime-database"))) | |
1134 | (mkdir-p destdir) | |
1135 | (union-build (string-append destdir "/packages") pkgdirs | |
1136 | #:log-port (%make-void-port "w")) | |
1137 | (setenv "XDG_DATA_HOME" datadir) | |
1138 | (exit (zero? (system* update-mime-database destdir))))))) | |
d72d7833 | 1139 | |
801d316b SB |
1140 | ;; Don't run the hook when there are no GLib based applications. |
1141 | (if glib | |
d72d7833 | 1142 | (gexp->derivation "xdg-mime-database" build |
d72d7833 SB |
1143 | #:local-build? #t |
1144 | #:substitutable? #f) | |
1145 | (return #f)))) | |
6c06b1fd | 1146 | |
0a5ce0d1 HY |
1147 | ;; Several font packages may install font files into same directory, so |
1148 | ;; fonts.dir and fonts.scale file should be generated here, instead of in | |
1149 | ;; packages. | |
9eb5a449 AK |
1150 | (define (fonts-dir-file manifest) |
1151 | "Return a derivation that builds the @file{fonts.dir} and @file{fonts.scale} | |
0a5ce0d1 | 1152 | files for the fonts of the @var{manifest} entries." |
9eb5a449 AK |
1153 | (define mkfontscale |
1154 | (module-ref (resolve-interface '(gnu packages xorg)) 'mkfontscale)) | |
1155 | ||
1156 | (define mkfontdir | |
1157 | (module-ref (resolve-interface '(gnu packages xorg)) 'mkfontdir)) | |
1158 | ||
1159 | (define build | |
1160 | #~(begin | |
1161 | (use-modules (srfi srfi-26) | |
1162 | (guix build utils) | |
1163 | (guix build union)) | |
0a5ce0d1 HY |
1164 | (let ((fonts-dirs (filter file-exists? |
1165 | (map (cut string-append <> | |
1166 | "/share/fonts") | |
1167 | '#$(manifest-inputs manifest))))) | |
9eb5a449 | 1168 | (mkdir #$output) |
0a5ce0d1 | 1169 | (if (null? fonts-dirs) |
9eb5a449 | 1170 | (exit #t) |
0a5ce0d1 HY |
1171 | (let* ((share-dir (string-append #$output "/share")) |
1172 | (fonts-dir (string-append share-dir "/fonts")) | |
9eb5a449 AK |
1173 | (mkfontscale (string-append #+mkfontscale |
1174 | "/bin/mkfontscale")) | |
1175 | (mkfontdir (string-append #+mkfontdir | |
0a5ce0d1 HY |
1176 | "/bin/mkfontdir")) |
1177 | (empty-file? (lambda (filename) | |
1178 | (call-with-ascii-input-file filename | |
1179 | (lambda (p) | |
1180 | (eqv? #\0 (read-char p)))))) | |
1181 | (fonts-dir-file "fonts.dir") | |
1182 | (fonts-scale-file "fonts.scale")) | |
1183 | (mkdir-p share-dir) | |
1184 | ;; Create all sub-directories, because we may create fonts.dir | |
1185 | ;; and fonts.scale files in the sub-directories. | |
1186 | (union-build fonts-dir fonts-dirs | |
1187 | #:log-port (%make-void-port "w") | |
1188 | #:create-all-directories? #t) | |
1189 | (let ((directories (find-files fonts-dir | |
1190 | (lambda (file stat) | |
1191 | (eq? 'directory (stat:type stat))) | |
1192 | #:directories? #t))) | |
1193 | (for-each (lambda (dir) | |
1194 | (with-directory-excursion dir | |
1195 | (when (file-exists? fonts-scale-file) | |
1196 | (delete-file fonts-scale-file)) | |
1197 | (when (file-exists? fonts-dir-file) | |
1198 | (delete-file fonts-dir-file)) | |
1199 | (unless (and (zero? (system* mkfontscale)) | |
1200 | (zero? (system* mkfontdir))) | |
1201 | (exit #f)) | |
32b7506c RW |
1202 | (when (and (file-exists? fonts-scale-file) |
1203 | (empty-file? fonts-scale-file)) | |
0a5ce0d1 | 1204 | (delete-file fonts-scale-file)) |
32b7506c RW |
1205 | (when (and (file-exists? fonts-dir-file) |
1206 | (empty-file? fonts-dir-file)) | |
0a5ce0d1 HY |
1207 | (delete-file fonts-dir-file)))) |
1208 | directories))))))) | |
9eb5a449 AK |
1209 | |
1210 | (gexp->derivation "fonts-dir" build | |
1211 | #:modules '((guix build utils) | |
0a5ce0d1 HY |
1212 | (guix build union) |
1213 | (srfi srfi-26)) | |
9eb5a449 AK |
1214 | #:local-build? #t |
1215 | #:substitutable? #f)) | |
1216 | ||
a0b87ef8 MC |
1217 | (define (manual-database manifest) |
1218 | "Return a derivation that builds the manual page database (\"mandb\") for | |
1219 | the entries in MANIFEST." | |
b8396f96 LC |
1220 | (define gdbm-ffi |
1221 | (module-ref (resolve-interface '(gnu packages guile)) | |
1222 | 'guile-gdbm-ffi)) | |
1223 | ||
1224 | (define zlib | |
1225 | (module-ref (resolve-interface '(gnu packages compression)) 'zlib)) | |
1226 | ||
1227 | (define config.scm | |
1228 | (scheme-file "config.scm" | |
1229 | #~(begin | |
1230 | (define-module (guix config) | |
1231 | #:export (%libz)) | |
1232 | ||
1233 | (define %libz | |
1234 | #+(file-append zlib "/lib/libz"))))) | |
1235 | ||
1236 | (define modules | |
1237 | (cons `((guix config) => ,config.scm) | |
1238 | (delete '(guix config) | |
1239 | (source-module-closure `((guix build utils) | |
1240 | (guix man-db)))))) | |
a0b87ef8 MC |
1241 | |
1242 | (define build | |
b8396f96 | 1243 | (with-imported-modules modules |
331ac4cc LC |
1244 | (with-extensions (list gdbm-ffi) ;for (guix man-db) |
1245 | #~(begin | |
1246 | (use-modules (guix man-db) | |
1247 | (guix build utils) | |
1248 | (srfi srfi-1) | |
1249 | (srfi srfi-19)) | |
1250 | ||
1251 | (define (compute-entries) | |
1252 | (append-map (lambda (directory) | |
1253 | (let ((man (string-append directory "/share/man"))) | |
1254 | (if (directory-exists? man) | |
1255 | (mandb-entries man) | |
1256 | '()))) | |
1257 | '#$(manifest-inputs manifest))) | |
1258 | ||
1259 | (define man-directory | |
1260 | (string-append #$output "/share/man")) | |
1261 | ||
1262 | (mkdir-p man-directory) | |
1263 | ||
1264 | (format #t "Creating manual page database...~%") | |
1265 | (force-output) | |
1266 | (let* ((start (current-time)) | |
1267 | (entries (compute-entries)) | |
1268 | (_ (write-mandb-database (string-append man-directory | |
1269 | "/index.db") | |
1270 | entries)) | |
1271 | (duration (time-difference (current-time) start))) | |
1272 | (format #t "~a entries processed in ~,1f s~%" | |
1273 | (length entries) | |
1274 | (+ (time-second duration) | |
1275 | (* (time-nanosecond duration) (expt 10 -9)))) | |
1276 | (force-output)))))) | |
a0b87ef8 MC |
1277 | |
1278 | (gexp->derivation "manual-database" build | |
b8396f96 LC |
1279 | |
1280 | ;; Work around GDBM 1.13 issue whereby uninitialized bytes | |
1281 | ;; get written to disk: | |
1282 | ;; <https://debbugs.gnu.org/cgi/bugreport.cgi?bug=29654#23>. | |
1283 | #:env-vars `(("MALLOC_PERTURB_" . "1")) | |
1284 | ||
a0b87ef8 MC |
1285 | #:local-build? #t)) |
1286 | ||
aa46a028 LC |
1287 | (define %default-profile-hooks |
1288 | ;; This is the list of derivation-returning procedures that are called by | |
1289 | ;; default when making a non-empty profile. | |
1290 | (list info-dir-file | |
a0b87ef8 | 1291 | manual-database |
9eb5a449 | 1292 | fonts-dir-file |
aa46a028 | 1293 | ghc-package-cache-file |
b04af0ec | 1294 | ca-certificate-bundle |
de136f3e | 1295 | glib-schemas |
842cb820 | 1296 | gtk-icon-themes |
7ddc1780 | 1297 | gtk-im-modules |
6c06b1fd SB |
1298 | xdg-desktop-database |
1299 | xdg-mime-database)) | |
536c3ee4 MW |
1300 | |
1301 | (define* (profile-derivation manifest | |
1302 | #:key | |
e5f04c2d | 1303 | (hooks %default-profile-hooks) |
a6562c7e | 1304 | (locales? #t) |
afd06f60 | 1305 | (allow-collisions? #f) |
e00ade3f | 1306 | (relative-symlinks? #f) |
176febe3 | 1307 | system target) |
79ee406d | 1308 | "Return a derivation that builds a profile (aka. 'user environment') with |
aa46a028 | 1309 | the given MANIFEST. The profile includes additional derivations returned by |
a6562c7e | 1310 | the monadic procedures listed in HOOKS--such as an Info 'dir' file, etc. |
afd06f60 LC |
1311 | Unless ALLOW-COLLISIONS? is true, a '&profile-collision-error' is raised if |
1312 | entries in MANIFEST collide (for instance if there are two same-name packages | |
1313 | with a different version number.) | |
a6562c7e LC |
1314 | |
1315 | When LOCALES? is true, the build is performed under a UTF-8 locale; this adds | |
176febe3 LC |
1316 | a dependency on the 'glibc-utf8-locales' package. |
1317 | ||
e00ade3f LC |
1318 | When RELATIVE-SYMLINKS? is true, use relative file names for symlink targets. |
1319 | This is one of the things to do for the result to be relocatable. | |
1320 | ||
176febe3 LC |
1321 | When TARGET is true, it must be a GNU triplet, and the packages in MANIFEST |
1322 | are cross-built for TARGET." | |
a654dc4b LC |
1323 | (mlet* %store-monad ((system (if system |
1324 | (return system) | |
1325 | (current-system))) | |
afd06f60 LC |
1326 | (ok? (if allow-collisions? |
1327 | (return #t) | |
1328 | (check-for-collisions manifest system | |
1329 | #:target target))) | |
a654dc4b LC |
1330 | (extras (if (null? (manifest-entries manifest)) |
1331 | (return '()) | |
1332 | (sequence %store-monad | |
1333 | (map (lambda (hook) | |
1334 | (hook manifest)) | |
1335 | hooks))))) | |
79ee406d | 1336 | (define inputs |
eeae0b3c SB |
1337 | (append (filter-map (lambda (drv) |
1338 | (and (derivation? drv) | |
1339 | (gexp-input drv))) | |
07eaecfa | 1340 | extras) |
536c3ee4 | 1341 | (manifest-inputs manifest))) |
79ee406d | 1342 | |
1af0860e LC |
1343 | (define glibc-utf8-locales ;lazy reference |
1344 | (module-ref (resolve-interface '(gnu packages base)) | |
1345 | 'glibc-utf8-locales)) | |
1346 | ||
a6562c7e LC |
1347 | (define set-utf8-locale |
1348 | ;; Some file names (e.g., in 'nss-certs') are UTF-8 encoded so | |
1349 | ;; install a UTF-8 locale. | |
1350 | #~(begin | |
1351 | (setenv "LOCPATH" | |
1352 | #$(file-append glibc-utf8-locales "/lib/locale/" | |
c6bc8e22 MB |
1353 | (version-major+minor |
1354 | (package-version glibc-utf8-locales)))) | |
a6562c7e LC |
1355 | (setlocale LC_ALL "en_US.utf8"))) |
1356 | ||
79ee406d | 1357 | (define builder |
99b231de LC |
1358 | (with-imported-modules '((guix build profiles) |
1359 | (guix build union) | |
1360 | (guix build utils) | |
1361 | (guix search-paths) | |
1362 | (guix records)) | |
1363 | #~(begin | |
1364 | (use-modules (guix build profiles) | |
1365 | (guix search-paths) | |
1366 | (srfi srfi-1)) | |
1367 | ||
1368 | (setvbuf (current-output-port) _IOLBF) | |
1369 | (setvbuf (current-error-port) _IOLBF) | |
1370 | ||
a6562c7e | 1371 | #+(if locales? set-utf8-locale #t) |
1af0860e | 1372 | |
99b231de LC |
1373 | (define search-paths |
1374 | ;; Search paths of MANIFEST's packages, converted back to their | |
1375 | ;; record form. | |
1376 | (map sexp->search-path-specification | |
1377 | (delete-duplicates | |
1378 | '#$(map search-path-specification->sexp | |
f03df3ee | 1379 | (manifest-search-paths manifest))))) |
99b231de LC |
1380 | |
1381 | (build-profile #$output '#$inputs | |
e00ade3f LC |
1382 | #:symlink #$(if relative-symlinks? |
1383 | #~symlink-relative | |
1384 | #~symlink) | |
99b231de LC |
1385 | #:manifest '#$(manifest->gexp manifest) |
1386 | #:search-paths search-paths)))) | |
79ee406d LC |
1387 | |
1388 | (gexp->derivation "profile" builder | |
40d71e44 | 1389 | #:system system |
176febe3 | 1390 | #:target target |
a7a4fd9a | 1391 | |
cbb76780 LC |
1392 | ;; Don't complain about _IO* on Guile 2.2. |
1393 | #:env-vars '(("GUILE_WARN_DEPRECATED" . "no")) | |
1394 | ||
a7a4fd9a LC |
1395 | ;; Not worth offloading. |
1396 | #:local-build? #t | |
1397 | ||
1398 | ;; Disable substitution because it would trigger a | |
1399 | ;; connection to the substitute server, which is likely | |
1400 | ;; to have no substitute to offer. | |
1401 | #:substitutable? #f))) | |
cc4ecc2d LC |
1402 | |
1403 | (define (profile-regexp profile) | |
1404 | "Return a regular expression that matches PROFILE's name and number." | |
1405 | (make-regexp (string-append "^" (regexp-quote (basename profile)) | |
1406 | "-([0-9]+)"))) | |
1407 | ||
1408 | (define (generation-number profile) | |
1409 | "Return PROFILE's number or 0. An absolute file name must be used." | |
1410 | (or (and=> (false-if-exception (regexp-exec (profile-regexp profile) | |
1411 | (basename (readlink profile)))) | |
1412 | (compose string->number (cut match:substring <> 1))) | |
1413 | 0)) | |
1414 | ||
1415 | (define (generation-numbers profile) | |
1416 | "Return the sorted list of generation numbers of PROFILE, or '(0) if no | |
1417 | former profiles were found." | |
cc4ecc2d LC |
1418 | (match (scandir (dirname profile) |
1419 | (cute regexp-exec (profile-regexp profile) <>)) | |
1420 | (#f ; no profile directory | |
1421 | '(0)) | |
1422 | (() ; no profiles | |
1423 | '(0)) | |
1424 | ((profiles ...) ; former profiles around | |
1425 | (sort (map (compose string->number | |
1426 | (cut match:substring <> 1) | |
1427 | (cute regexp-exec (profile-regexp profile) <>)) | |
1428 | profiles) | |
1429 | <)))) | |
1430 | ||
f452e8ff AK |
1431 | (define (profile-generations profile) |
1432 | "Return a list of PROFILE's generations." | |
1433 | (let ((generations (generation-numbers profile))) | |
1434 | (if (equal? generations '(0)) | |
1435 | '() | |
1436 | generations))) | |
1437 | ||
9008debc CM |
1438 | (define (relative-generation-spec->number profile spec) |
1439 | "Return PROFILE's generation specified by SPEC, which is a string. The SPEC | |
1440 | may be a N, -N, or +N, where N is a number. If the spec is N, then the number | |
1441 | returned is N. If it is -N, then the number returned is the profile's current | |
1442 | generation number minus N. If it is +N, then the number returned is the | |
1443 | profile's current generation number plus N. Return #f if there is no such | |
1444 | generation." | |
1445 | (let ((number (string->number spec))) | |
1446 | (and number | |
1447 | (case (string-ref spec 0) | |
1448 | ((#\+ #\-) | |
1449 | (relative-generation profile number)) | |
1450 | (else (if (memv number (profile-generations profile)) | |
1451 | number | |
1452 | #f)))))) | |
1453 | ||
1454 | ||
3ccde087 AK |
1455 | (define* (relative-generation profile shift #:optional |
1456 | (current (generation-number profile))) | |
1457 | "Return PROFILE's generation shifted from the CURRENT generation by SHIFT. | |
1458 | SHIFT is a positive or negative number. | |
1459 | Return #f if there is no such generation." | |
1460 | (let* ((abs-shift (abs shift)) | |
1461 | (numbers (profile-generations profile)) | |
1462 | (from-current (memq current | |
1463 | (if (negative? shift) | |
1464 | (reverse numbers) | |
1465 | numbers)))) | |
1466 | (and from-current | |
1467 | (< abs-shift (length from-current)) | |
1468 | (list-ref from-current abs-shift)))) | |
1469 | ||
1470 | (define* (previous-generation-number profile #:optional | |
1471 | (number (generation-number profile))) | |
cc4ecc2d LC |
1472 | "Return the number of the generation before generation NUMBER of |
1473 | PROFILE, or 0 if none exists. It could be NUMBER - 1, but it's not the | |
1474 | case when generations have been deleted (there are \"holes\")." | |
3ccde087 AK |
1475 | (or (relative-generation profile -1 number) |
1476 | 0)) | |
cc4ecc2d LC |
1477 | |
1478 | (define (generation-file-name profile generation) | |
1479 | "Return the file name for PROFILE's GENERATION." | |
1480 | (format #f "~a-~a-link" profile generation)) | |
1481 | ||
1482 | (define (generation-time profile number) | |
1483 | "Return the creation time of a generation in the UTC format." | |
1484 | (make-time time-utc 0 | |
1485 | (stat:ctime (stat (generation-file-name profile number))))) | |
1486 | ||
06d45f45 LC |
1487 | (define (link-to-empty-profile store generation) |
1488 | "Link GENERATION, a string, to the empty profile. An error is raised if | |
1489 | that fails." | |
1490 | (let* ((drv (run-with-store store | |
a6562c7e LC |
1491 | (profile-derivation (manifest '()) |
1492 | #:locales? #f))) | |
06d45f45 LC |
1493 | (prof (derivation->output-path drv "out"))) |
1494 | (build-derivations store (list drv)) | |
1495 | (switch-symlinks generation prof))) | |
1496 | ||
1497 | (define (switch-to-generation profile number) | |
1498 | "Atomically switch PROFILE to the generation NUMBER. Return the number of | |
1499 | the generation that was current before switching." | |
1500 | (let ((current (generation-number profile)) | |
1501 | (generation (generation-file-name profile number))) | |
1502 | (cond ((not (file-exists? profile)) | |
1503 | (raise (condition (&profile-not-found-error | |
1504 | (profile profile))))) | |
1505 | ((not (file-exists? generation)) | |
1506 | (raise (condition (&missing-generation-error | |
1507 | (profile profile) | |
1508 | (generation number))))) | |
1509 | (else | |
1510 | (switch-symlinks profile generation) | |
1511 | current)))) | |
1512 | ||
1513 | (define (switch-to-previous-generation profile) | |
1514 | "Atomically switch PROFILE to the previous generation. Return the former | |
1515 | generation number and the current one." | |
1516 | (let ((previous (previous-generation-number profile))) | |
1517 | (values (switch-to-generation profile previous) | |
1518 | previous))) | |
1519 | ||
1520 | (define (roll-back store profile) | |
1521 | "Roll back to the previous generation of PROFILE. Return the number of the | |
1522 | generation that was current before switching and the new generation number." | |
1523 | (let* ((number (generation-number profile)) | |
1524 | (previous-number (previous-generation-number profile number)) | |
1525 | (previous-generation (generation-file-name profile previous-number))) | |
1526 | (cond ((not (file-exists? profile)) ;invalid profile | |
1527 | (raise (condition (&profile-not-found-error | |
1528 | (profile profile))))) | |
1529 | ((zero? number) ;empty profile | |
1530 | (values number number)) | |
1531 | ((or (zero? previous-number) ;going to emptiness | |
1532 | (not (file-exists? previous-generation))) | |
1533 | (link-to-empty-profile store previous-generation) | |
1534 | (switch-to-previous-generation profile)) | |
1535 | (else ;anything else | |
1536 | (switch-to-previous-generation profile))))) | |
1537 | ||
1538 | (define (delete-generation store profile number) | |
1539 | "Delete generation with NUMBER from PROFILE. Return the file name of the | |
1540 | generation that has been deleted, or #f if nothing was done (for instance | |
1541 | because the NUMBER is zero.)" | |
1542 | (define (delete-and-return) | |
1543 | (let ((generation (generation-file-name profile number))) | |
1544 | (delete-file generation) | |
1545 | generation)) | |
1546 | ||
1547 | (let* ((current-number (generation-number profile)) | |
1548 | (previous-number (previous-generation-number profile number)) | |
1549 | (previous-generation (generation-file-name profile previous-number))) | |
1550 | (cond ((zero? number) #f) ;do not delete generation 0 | |
1551 | ((and (= number current-number) | |
1552 | (not (file-exists? previous-generation))) | |
1553 | (link-to-empty-profile store previous-generation) | |
1554 | (switch-to-previous-generation profile) | |
1555 | (delete-and-return)) | |
1556 | ((= number current-number) | |
1557 | (roll-back store profile) | |
1558 | (delete-and-return)) | |
1559 | (else | |
1560 | (delete-and-return))))) | |
1561 | ||
efcb4441 LC |
1562 | (define %user-profile-directory |
1563 | (and=> (getenv "HOME") | |
1564 | (cut string-append <> "/.guix-profile"))) | |
1565 | ||
1566 | (define %profile-directory | |
1567 | (string-append %state-directory "/profiles/" | |
1568 | (or (and=> (or (getenv "USER") | |
1569 | (getenv "LOGNAME")) | |
1570 | (cut string-append "per-user/" <>)) | |
1571 | "default"))) | |
1572 | ||
1573 | (define %current-profile | |
1574 | ;; Call it `guix-profile', not `profile', to allow Guix profiles to | |
1575 | ;; coexist with Nix profiles. | |
1576 | (string-append %profile-directory "/guix-profile")) | |
1577 | ||
1578 | (define (canonicalize-profile profile) | |
1579 | "If PROFILE is %USER-PROFILE-DIRECTORY, return %CURRENT-PROFILE. Otherwise | |
1580 | return PROFILE unchanged. The goal is to treat '-p ~/.guix-profile' as if | |
1581 | '-p' was omitted." ; see <http://bugs.gnu.org/17939> | |
1582 | ||
1583 | ;; Trim trailing slashes so that the basename comparison below works as | |
1584 | ;; intended. | |
1585 | (let ((profile (string-trim-right profile #\/))) | |
1586 | (if (and %user-profile-directory | |
1587 | (string=? (canonicalize-path (dirname profile)) | |
1588 | (dirname %user-profile-directory)) | |
1589 | (string=? (basename profile) (basename %user-profile-directory))) | |
1590 | %current-profile | |
1591 | profile))) | |
1592 | ||
1593 | (define (user-friendly-profile profile) | |
1594 | "Return either ~/.guix-profile if that's what PROFILE refers to, directly or | |
1595 | indirectly, or PROFILE." | |
1596 | (if (and %user-profile-directory | |
1597 | (false-if-exception | |
1598 | (string=? (readlink %user-profile-directory) profile))) | |
1599 | %user-profile-directory | |
1600 | profile)) | |
1601 | ||
cc4ecc2d | 1602 | ;;; profiles.scm ends here |