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233e7676 | 1 | ;;; GNU Guix --- Functional package management for GNU |
aba326f7 | 2 | ;;; Copyright © 2012, 2013 Ludovic Courtès <ludo@gnu.org> |
e3ce5d70 | 3 | ;;; |
233e7676 | 4 | ;;; This file is part of GNU Guix. |
e3ce5d70 | 5 | ;;; |
233e7676 | 6 | ;;; GNU Guix is free software; you can redistribute it and/or modify it |
e3ce5d70 LC |
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 | ;;; | |
233e7676 | 11 | ;;; GNU Guix is distributed in the hope that it will be useful, but |
e3ce5d70 LC |
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 | |
233e7676 | 17 | ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. |
e3ce5d70 LC |
18 | |
19 | (define-module (guix packages) | |
20 | #:use-module (guix utils) | |
c0cd1b3e | 21 | #:use-module (guix records) |
e3ce5d70 | 22 | #:use-module (guix store) |
ddc29a78 | 23 | #:use-module (guix base32) |
d510ab46 | 24 | #:use-module (guix derivations) |
e3ce5d70 LC |
25 | #:use-module (guix build-system) |
26 | #:use-module (ice-9 match) | |
062c6927 | 27 | #:use-module (srfi srfi-1) |
946b72c9 | 28 | #:use-module (srfi srfi-9 gnu) |
d510ab46 | 29 | #:use-module (srfi srfi-11) |
a63062b5 | 30 | #:use-module (srfi srfi-26) |
d36622dc LC |
31 | #:use-module (srfi srfi-34) |
32 | #:use-module (srfi srfi-35) | |
cab24961 | 33 | #:re-export (%current-system) |
ff352cfb | 34 | #:export (origin |
90c68be8 LC |
35 | origin? |
36 | origin-uri | |
37 | origin-method | |
38 | origin-sha256 | |
39 | origin-file-name | |
e4c245f8 | 40 | base32 |
e3ce5d70 | 41 | |
a18eda27 LC |
42 | <search-path-specification> |
43 | search-path-specification | |
44 | search-path-specification? | |
45 | search-path-specification->sexp | |
46 | ||
e3ce5d70 LC |
47 | package |
48 | package? | |
49 | package-name | |
50 | package-version | |
2847050a | 51 | package-full-name |
e3ce5d70 LC |
52 | package-source |
53 | package-build-system | |
54 | package-arguments | |
55 | package-inputs | |
56 | package-native-inputs | |
062c6927 | 57 | package-propagated-inputs |
e3ce5d70 | 58 | package-outputs |
a18eda27 | 59 | package-native-search-paths |
e3ce5d70 | 60 | package-search-paths |
d45122f5 | 61 | package-synopsis |
e3ce5d70 | 62 | package-description |
e3ce5d70 | 63 | package-license |
52bda18a | 64 | package-home-page |
e3ce5d70 LC |
65 | package-platforms |
66 | package-maintainers | |
062c6927 | 67 | package-properties |
35f3c5f5 | 68 | package-location |
d66c7096 | 69 | package-field-location |
e3ce5d70 | 70 | |
a3d73f59 | 71 | package-transitive-inputs |
9c1edabd LC |
72 | package-transitive-target-inputs |
73 | package-transitive-native-inputs | |
113aef68 | 74 | package-transitive-propagated-inputs |
e3ce5d70 LC |
75 | package-source-derivation |
76 | package-derivation | |
d36622dc | 77 | package-cross-derivation |
d510ab46 | 78 | package-output |
d36622dc LC |
79 | |
80 | &package-error | |
07783858 | 81 | package-error? |
d36622dc LC |
82 | package-error-package |
83 | &package-input-error | |
07783858 | 84 | package-input-error? |
d36622dc | 85 | package-error-invalid-input)) |
e3ce5d70 LC |
86 | |
87 | ;;; Commentary: | |
88 | ;;; | |
89 | ;;; This module provides a high-level mechanism to define packages in a | |
90 | ;;; Guix-based distribution. | |
91 | ;;; | |
92 | ;;; Code: | |
93 | ||
90c68be8 LC |
94 | ;; The source of a package, such as a tarball URL and fetcher---called |
95 | ;; "origin" to avoid name clash with `package-source', `source', etc. | |
96 | (define-record-type* <origin> | |
97 | origin make-origin | |
98 | origin? | |
99 | (uri origin-uri) ; string | |
100 | (method origin-method) ; symbol | |
101 | (sha256 origin-sha256) ; bytevector | |
102 | (file-name origin-file-name (default #f))) ; optional file name | |
e3ce5d70 | 103 | |
e4c245f8 LC |
104 | (define-syntax base32 |
105 | (lambda (s) | |
106 | "Return the bytevector corresponding to the given Nix-base32 | |
107 | representation." | |
108 | (syntax-case s () | |
109 | ((_ str) | |
110 | (string? (syntax->datum #'str)) | |
aba326f7 | 111 | ;; A literal string: do the conversion at expansion time. |
e4c245f8 LC |
112 | (with-syntax ((bv (nix-base32-string->bytevector |
113 | (syntax->datum #'str)))) | |
aba326f7 LC |
114 | #''bv)) |
115 | ((_ str) | |
116 | #'(nix-base32-string->bytevector str))))) | |
e4c245f8 | 117 | |
a18eda27 LC |
118 | ;; The specification of a search path. |
119 | (define-record-type* <search-path-specification> | |
120 | search-path-specification make-search-path-specification | |
121 | search-path-specification? | |
122 | (variable search-path-specification-variable) | |
123 | (directories search-path-specification-directories) | |
124 | (separator search-path-specification-separator (default ":"))) | |
125 | ||
126 | (define (search-path-specification->sexp spec) | |
127 | "Return an sexp representing SPEC, a <search-path-specification>. The sexp | |
128 | corresponds to the arguments expected by `set-path-environment-variable'." | |
129 | (match spec | |
130 | (($ <search-path-specification> variable directories separator) | |
131 | `(,variable ,directories ,separator)))) | |
d36622dc | 132 | |
a18eda27 | 133 | ;; A package. |
e3ce5d70 LC |
134 | (define-record-type* <package> |
135 | package make-package | |
136 | package? | |
137 | (name package-name) ; string | |
138 | (version package-version) ; string | |
90c68be8 | 139 | (source package-source) ; <origin> instance |
e3ce5d70 | 140 | (build-system package-build-system) ; build system |
64fddd74 | 141 | (arguments package-arguments ; arguments for the build method |
21c203a5 | 142 | (default '()) (thunked)) |
062c6927 | 143 | |
e3ce5d70 | 144 | (inputs package-inputs ; input packages or derivations |
dd6b9a37 | 145 | (default '()) (thunked)) |
062c6927 LC |
146 | (propagated-inputs package-propagated-inputs ; same, but propagated |
147 | (default '())) | |
e3ce5d70 LC |
148 | (native-inputs package-native-inputs ; native input packages/derivations |
149 | (default '())) | |
c9d01150 LC |
150 | (self-native-input? package-self-native-input? ; whether to use itself as |
151 | ; a native input when cross- | |
152 | (default #f)) ; compiling | |
062c6927 | 153 | |
e3ce5d70 LC |
154 | (outputs package-outputs ; list of strings |
155 | (default '("out"))) | |
a18eda27 LC |
156 | |
157 | ; lists of | |
158 | ; <search-path-specification>, | |
159 | ; for native and cross | |
160 | ; inputs | |
161 | (native-search-paths package-native-search-paths (default '())) | |
162 | (search-paths package-search-paths (default '())) | |
e3ce5d70 | 163 | |
d45122f5 LC |
164 | (synopsis package-synopsis) ; one-line description |
165 | (description package-description) ; one or two paragraphs | |
1fb78cb2 | 166 | (license package-license) |
45753b65 | 167 | (home-page package-home-page) |
e3ce5d70 | 168 | (platforms package-platforms (default '())) |
35f3c5f5 | 169 | (maintainers package-maintainers (default '())) |
45753b65 | 170 | |
062c6927 LC |
171 | (properties package-properties (default '())) ; alist for anything else |
172 | ||
35f3c5f5 LC |
173 | (location package-location |
174 | (default (and=> (current-source-location) | |
175 | source-properties->location)))) | |
e3ce5d70 | 176 | |
946b72c9 LC |
177 | (set-record-type-printer! <package> |
178 | (lambda (package port) | |
179 | (let ((loc (package-location package)) | |
180 | (format simple-format)) | |
181 | (format port "#<package ~a-~a ~a:~a ~a>" | |
182 | (package-name package) | |
183 | (package-version package) | |
184 | (location-file loc) | |
185 | (location-line loc) | |
186 | (number->string (object-address | |
187 | package) | |
188 | 16))))) | |
189 | ||
d66c7096 | 190 | (define (package-field-location package field) |
f903dc05 LC |
191 | "Return the source code location of the definition of FIELD for PACKAGE, or |
192 | #f if it could not be determined." | |
193 | (define (goto port line column) | |
194 | (unless (and (= (port-column port) (- column 1)) | |
195 | (= (port-line port) (- line 1))) | |
196 | (unless (eof-object? (read-char port)) | |
197 | (goto port line column)))) | |
d66c7096 LC |
198 | |
199 | (match (package-location package) | |
200 | (($ <location> file line column) | |
201 | (catch 'system | |
202 | (lambda () | |
203 | (call-with-input-file (search-path %load-path file) | |
204 | (lambda (port) | |
f903dc05 LC |
205 | (goto port line column) |
206 | (match (read port) | |
207 | (('package inits ...) | |
208 | (let ((field (assoc field inits))) | |
209 | (match field | |
210 | ((_ value) | |
8e77f41e LC |
211 | ;; Put the `or' here, and not in the first argument of |
212 | ;; `and=>', to work around a compiler bug in 2.0.5. | |
213 | (or (and=> (source-properties value) | |
214 | source-properties->location) | |
215 | (and=> (source-properties field) | |
216 | source-properties->location))) | |
f903dc05 LC |
217 | (_ |
218 | #f)))) | |
219 | (_ | |
220 | #f))))) | |
d66c7096 | 221 | (lambda _ |
f903dc05 | 222 | #f))) |
d66c7096 LC |
223 | (_ #f))) |
224 | ||
d36622dc LC |
225 | |
226 | ;; Error conditions. | |
227 | ||
228 | (define-condition-type &package-error &error | |
229 | package-error? | |
230 | (package package-error-package)) | |
231 | ||
232 | (define-condition-type &package-input-error &package-error | |
233 | package-input-error? | |
234 | (input package-error-invalid-input)) | |
235 | ||
236 | ||
2847050a LC |
237 | (define (package-full-name package) |
238 | "Return the full name of PACKAGE--i.e., `NAME-VERSION'." | |
239 | (string-append (package-name package) "-" (package-version package))) | |
240 | ||
b642e4b8 LC |
241 | (define* (package-source-derivation store source |
242 | #:optional (system (%current-system))) | |
243 | "Return the derivation path for SOURCE, a package source, for SYSTEM." | |
e3ce5d70 | 244 | (match source |
90c68be8 | 245 | (($ <origin> uri method sha256 name) |
b642e4b8 LC |
246 | (method store uri 'sha256 sha256 name |
247 | #:system system)))) | |
e3ce5d70 | 248 | |
113aef68 LC |
249 | (define (transitive-inputs inputs) |
250 | (let loop ((inputs inputs) | |
a3d73f59 LC |
251 | (result '())) |
252 | (match inputs | |
253 | (() | |
254 | (delete-duplicates (reverse result))) ; XXX: efficiency | |
255 | (((and i (name (? package? p) sub ...)) rest ...) | |
256 | (let ((t (map (match-lambda | |
257 | ((dep-name derivation ...) | |
258 | (cons (string-append name "/" dep-name) | |
259 | derivation))) | |
260 | (package-propagated-inputs p)))) | |
261 | (loop (append t rest) | |
262 | (append t (cons i result))))) | |
263 | ((input rest ...) | |
264 | (loop rest (cons input result)))))) | |
265 | ||
113aef68 LC |
266 | (define (package-transitive-inputs package) |
267 | "Return the transitive inputs of PACKAGE---i.e., its direct inputs along | |
268 | with their propagated inputs, recursively." | |
269 | (transitive-inputs (append (package-native-inputs package) | |
270 | (package-inputs package) | |
271 | (package-propagated-inputs package)))) | |
272 | ||
9c1edabd LC |
273 | (define (package-transitive-target-inputs package) |
274 | "Return the transitive target inputs of PACKAGE---i.e., its direct inputs | |
275 | along with their propagated inputs, recursively. This only includes inputs | |
276 | for the target system, and not native inputs." | |
277 | (transitive-inputs (append (package-inputs package) | |
278 | (package-propagated-inputs package)))) | |
279 | ||
280 | (define (package-transitive-native-inputs package) | |
281 | "Return the transitive native inputs of PACKAGE---i.e., its direct inputs | |
282 | along with their propagated inputs, recursively. This only includes inputs | |
283 | for the host system (\"native inputs\"), and not target inputs." | |
284 | (transitive-inputs (package-native-inputs package))) | |
285 | ||
113aef68 LC |
286 | (define (package-transitive-propagated-inputs package) |
287 | "Return the propagated inputs of PACKAGE, and their propagated inputs, | |
288 | recursively." | |
289 | (transitive-inputs (package-propagated-inputs package))) | |
290 | ||
a2ebaddd LC |
291 | \f |
292 | ;;; | |
293 | ;;; Package derivations. | |
294 | ;;; | |
295 | ||
296 | (define %derivation-cache | |
297 | ;; Package to derivation-path mapping. | |
e4588af9 | 298 | (make-weak-key-hash-table 100)) |
a2ebaddd | 299 | |
e509d152 LC |
300 | (define (cache package system thunk) |
301 | "Memoize the return values of THUNK as the derivation of PACKAGE on | |
302 | SYSTEM." | |
303 | (let ((vals (call-with-values thunk list))) | |
304 | ;; Use `hashq-set!' instead of `hash-set!' because `hash' returns the | |
305 | ;; same value for all structs (as of Guile 2.0.6), and because pointer | |
306 | ;; equality is sufficient in practice. | |
307 | (hashq-set! %derivation-cache package `((,system ,@vals))) | |
308 | (apply values vals))) | |
309 | ||
310 | (define-syntax-rule (cached package system body ...) | |
311 | "Memoize the result of BODY for the arguments PACKAGE and SYSTEM. | |
312 | Return the cached result when available." | |
313 | (let ((thunk (lambda () body ...))) | |
314 | (match (hashq-ref %derivation-cache package) | |
315 | ((alist (... ...)) | |
316 | (match (assoc-ref alist system) | |
317 | ((vals (... ...)) | |
318 | (apply values vals)) | |
319 | (#f | |
320 | (cache package system thunk)))) | |
321 | (#f | |
322 | (cache package system thunk))))) | |
a2ebaddd | 323 | |
a63062b5 LC |
324 | (define* (expand-input store package input system #:optional cross-system) |
325 | "Expand INPUT, an input tuple, such that it contains only references to | |
326 | derivation paths or store paths. PACKAGE is only used to provide contextual | |
327 | information in exceptions." | |
592ef6c8 LC |
328 | (define (intern file) |
329 | ;; Add FILE to the store. Set the `recursive?' bit to #t, so that | |
330 | ;; file permissions are preserved. | |
a9ebd9ef | 331 | (add-to-store store (basename file) #t "sha256" file)) |
592ef6c8 | 332 | |
a63062b5 LC |
333 | (define derivation |
334 | (if cross-system | |
335 | (cut package-cross-derivation store <> cross-system system) | |
336 | (cut package-derivation store <> system))) | |
337 | ||
338 | (match input | |
339 | (((? string? name) (? package? package)) | |
340 | (list name (derivation package))) | |
341 | (((? string? name) (? package? package) | |
342 | (? string? sub-drv)) | |
343 | (list name (derivation package) | |
344 | sub-drv)) | |
345 | (((? string? name) | |
346 | (and (? string?) (? derivation-path?) drv)) | |
347 | (list name drv)) | |
348 | (((? string? name) | |
349 | (and (? string?) (? file-exists? file))) | |
350 | ;; Add FILE to the store. When FILE is in the sub-directory of a | |
351 | ;; store path, it needs to be added anyway, so it can be used as a | |
352 | ;; source. | |
353 | (list name (intern file))) | |
354 | (((? string? name) (? origin? source)) | |
355 | (list name (package-source-derivation store source system))) | |
356 | (x | |
357 | (raise (condition (&package-input-error | |
358 | (package package) | |
359 | (input x))))))) | |
592ef6c8 | 360 | |
a63062b5 LC |
361 | (define* (package-derivation store package |
362 | #:optional (system (%current-system))) | |
363 | "Return the derivation path and corresponding <derivation> object of | |
364 | PACKAGE for SYSTEM." | |
e509d152 LC |
365 | ;; Compute the derivation and cache the result. Caching is important |
366 | ;; because some derivations, such as the implicit inputs of the GNU build | |
367 | ;; system, will be queried many, many times in a row. | |
368 | (cached package system | |
21c203a5 LC |
369 | |
370 | ;; Bind %CURRENT-SYSTEM so that thunked field values can refer | |
371 | ;; to it. | |
9c1edabd LC |
372 | (parameterize ((%current-system system) |
373 | (%current-target-system #f)) | |
21c203a5 LC |
374 | (match package |
375 | (($ <package> name version source (= build-system-builder builder) | |
376 | args inputs propagated-inputs native-inputs self-native-input? | |
377 | outputs) | |
a18eda27 | 378 | (let* ((inputs (package-transitive-inputs package)) |
a63062b5 LC |
379 | (input-drvs (map (cut expand-input |
380 | store package <> system) | |
381 | inputs)) | |
a18eda27 LC |
382 | (paths (delete-duplicates |
383 | (append-map (match-lambda | |
384 | ((_ (? package? p) _ ...) | |
385 | (package-native-search-paths | |
386 | p)) | |
387 | (_ '())) | |
388 | inputs)))) | |
21c203a5 LC |
389 | |
390 | (apply builder | |
391 | store (package-full-name package) | |
392 | (and source | |
393 | (package-source-derivation store source system)) | |
a18eda27 LC |
394 | input-drvs |
395 | #:search-paths paths | |
21c203a5 LC |
396 | #:outputs outputs #:system system |
397 | (args)))))))) | |
e3ce5d70 | 398 | |
9c1edabd | 399 | (define* (package-cross-derivation store package target |
a63062b5 | 400 | #:optional (system (%current-system))) |
9c1edabd LC |
401 | "Cross-build PACKAGE for TARGET (a GNU triplet) from host SYSTEM (a Guix |
402 | system identifying string)." | |
403 | (cached package (cons system target) | |
404 | ||
405 | ;; Bind %CURRENT-SYSTEM so that thunked field values can refer | |
406 | ;; to it. | |
407 | (parameterize ((%current-system system) | |
408 | (%current-target-system target)) | |
409 | (match package | |
410 | (($ <package> name version source | |
411 | (= build-system-cross-builder builder) | |
412 | args inputs propagated-inputs native-inputs self-native-input? | |
413 | outputs) | |
414 | (let* ((inputs (package-transitive-target-inputs package)) | |
415 | (input-drvs (map (cut expand-input | |
416 | store package <> | |
417 | system target) | |
418 | inputs)) | |
419 | (host (append (if self-native-input? | |
420 | `(("self" ,package)) | |
421 | '()) | |
422 | (package-transitive-native-inputs package))) | |
423 | (host-drvs (map (cut expand-input | |
424 | store package <> system) | |
425 | host)) | |
426 | (all (append host inputs)) | |
427 | (paths (delete-duplicates | |
428 | (append-map (match-lambda | |
429 | ((_ (? package? p) _ ...) | |
430 | (package-search-paths p)) | |
431 | (_ '())) | |
432 | all))) | |
433 | (npaths (delete-duplicates | |
434 | (append-map (match-lambda | |
435 | ((_ (? package? p) _ ...) | |
436 | (package-native-search-paths | |
437 | p)) | |
438 | (_ '())) | |
439 | all)))) | |
440 | ||
441 | (apply builder | |
442 | store (package-full-name package) target | |
443 | (and source | |
444 | (package-source-derivation store source system)) | |
445 | input-drvs host-drvs | |
446 | #:search-paths paths | |
447 | #:native-search-paths npaths | |
448 | #:outputs outputs #:system system | |
449 | (args)))))))) | |
d510ab46 LC |
450 | |
451 | (define* (package-output store package output | |
452 | #:optional (system (%current-system))) | |
453 | "Return the output path of PACKAGE's OUTPUT for SYSTEM---where OUTPUT is the | |
454 | symbolic output name, such as \"out\". Note that this procedure calls | |
455 | `package-derivation', which is costly." | |
456 | (let-values (((_ drv) | |
457 | (package-derivation store package system))) | |
458 | (derivation-output-path | |
459 | (assoc-ref (derivation-outputs drv) output)))) |