unofficial mirror of bug-guix@gnu.org 
 help / color / mirror / code / Atom feed
blob 90649db17fb13cd3947cdf66c50ed7ef15f9dcd6 39863 bytes (raw)
name: guix/self.scm 	 # note: path name is non-authoritative(*)

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
 
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017, 2018 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (guix self)
  #:use-module (guix config)
  #:use-module (guix i18n)
  #:use-module (guix modules)
  #:use-module (guix gexp)
  #:use-module (guix store)
  #:use-module (guix monads)
  #:use-module (guix discovery)
  #:use-module (guix packages)
  #:use-module (guix sets)
  #:use-module (guix modules)
  #:use-module ((guix build utils) #:select (find-files))
  #:use-module ((guix build compile) #:select (%lightweight-optimizations))
  #:use-module (srfi srfi-1)
  #:use-module (srfi srfi-9)
  #:use-module (ice-9 match)
  #:export (make-config.scm
            whole-package                     ;for internal use in 'guix pull'
            compiled-guix
            guix-derivation
            reload-guix))

\f
;;;
;;; Dependency handling.
;;;

(define* (false-if-wrong-guile package
                               #:optional (guile-version (effective-version)))
  "Return #f if PACKAGE depends on the \"wrong\" major version of Guile (e.g.,
2.0 instead of 2.2), otherwise return PACKAGE."
  (let ((guile (any (match-lambda
                      ((label (? package? dep) _ ...)
                       (and (string=? (package-name dep) "guile")
                            dep)))
                    (package-direct-inputs package))))
    (and (or (not guile)
             (string-prefix? guile-version
                             (package-version guile)))
         package)))

(define (package-for-guile guile-version . names)
  "Return the package with one of the given NAMES that depends on
GUILE-VERSION (\"2.0\" or \"2.2\"), or #f if none of the packages matches."
  (let loop ((names names))
    (match names
      (()
       #f)
      ((name rest ...)
       (match (specification->package name)
         (#f
          (loop rest))
         ((? package? package)
          (or (false-if-wrong-guile package guile-version)
              (loop rest))))))))

(define specification->package
  ;; Use our own variant of that procedure because that of (gnu packages)
  ;; would traverse all the .scm files, which is wasteful.
  (let ((ref (lambda (module variable)
               (module-ref (resolve-interface module) variable))))
    (match-lambda
      ("guile"      (ref '(gnu packages commencement) 'guile-final))
      ("guile-json" (ref '(gnu packages guile) 'guile-json))
      ("guile-ssh"  (ref '(gnu packages ssh)   'guile-ssh))
      ("guile-git"  (ref '(gnu packages guile) 'guile-git))
      ("guile-sqlite3" (ref '(gnu packages guile) 'guile-sqlite3))
      ("gnutls"     (ref '(gnu packages tls) 'gnutls))
      ("libgcrypt"  (ref '(gnu packages gnupg) 'libgcrypt))
      ("zlib"       (ref '(gnu packages compression) 'zlib))
      ("gzip"       (ref '(gnu packages compression) 'gzip))
      ("bzip2"      (ref '(gnu packages compression) 'bzip2))
      ("xz"         (ref '(gnu packages compression) 'xz))
      ("guile2.0-json" (ref '(gnu packages guile) 'guile2.0-json))
      ("guile2.0-ssh"  (ref '(gnu packages ssh) 'guile2.0-ssh))
      ("guile2.0-git"  (ref '(gnu packages guile) 'guile2.0-git))
      ;; XXX: No "guile2.0-sqlite3".
      ("guile2.0-gnutls" (ref '(gnu packages tls) 'gnutls/guile-2.0))
      (_               #f))))                     ;no such package

\f
;;;
;;; Derivations.
;;;

;; Node in a DAG of build tasks.  Each node maps to a derivation, but it's
;; easier to express things this way.
(define-record-type <node>
  (node name modules source dependencies compiled)
  node?
  (name          node-name)                       ;string
  (modules       node-modules)                    ;list of module names
  (source        node-source)                     ;list of source files
  (dependencies  node-dependencies)               ;list of nodes
  (compiled      node-compiled))                  ;node -> lowerable object

;; File mappings are essentially an alist as passed to 'imported-files'.
(define-record-type <file-mapping>
  (file-mapping name alist)
  file-mapping?
  (name  file-mapping-name)
  (alist file-mapping-alist))

(define-gexp-compiler (file-mapping-compiler (mapping <file-mapping>)
                                             system target)
  ;; Here we use 'imported-files', which can arrange to directly import all
  ;; the files instead of creating a derivation, when possible.
  (imported-files (map (match-lambda
                         ((destination (? local-file? file))
                          (cons destination
                                (local-file-absolute-file-name file)))
                         ((destination source)
                          (cons destination source))) ;silliness
                       (file-mapping-alist mapping))
                  #:name (file-mapping-name mapping)
                  #:system system))

(define (node-fold proc init nodes)
  (let loop ((nodes nodes)
             (visited (setq))
             (result init))
    (match nodes
      (() result)
      ((head tail ...)
       (if (set-contains? visited head)
           (loop tail visited result)
           (loop tail (set-insert head visited)
                 (proc head result)))))))

(define (node-modules/recursive nodes)
  (node-fold (lambda (node modules)
               (append (node-modules node) modules))
             '()
             nodes))

(define* (closure modules #:optional (except '()))
  (source-module-closure modules
                         #:select?
                         (match-lambda
                           (('guix 'config)
                            #f)
                           ((and module
                                 (or ('guix _ ...) ('gnu _ ...)))
                            (not (member module except)))
                           (rest #f))))

(define module->import
  ;; Return a file-name/file-like object pair for the specified module and
  ;; suitable for 'imported-files'.
  (match-lambda
    ((module '=> thing)
     (let ((file (module-name->file-name module)))
       (list file thing)))
    (module
        (let ((file (module-name->file-name module)))
          (list file
                (local-file (search-path %load-path file)))))))

(define* (scheme-node name modules #:optional (dependencies '())
                      #:key (extra-modules '()) (extra-files '())
                      (extensions '())
                      parallel? guile-for-build)
  "Return a node that builds the given Scheme MODULES, and depends on
DEPENDENCIES (a list of nodes).  EXTRA-MODULES is a list of additional modules
added to the source, and EXTRA-FILES is a list of additional files.
EXTENSIONS is a set of full-blown Guile packages (e.g., 'guile-json') that
must be present in the search path."
  (let* ((modules (append extra-modules
                          (closure modules
                                   (node-modules/recursive dependencies))))
         (module-files (map module->import modules))
         (source (file-mapping (string-append name "-source")
                               (append module-files extra-files))))
    (node name modules source dependencies
          (compiled-modules name source
                            (map car module-files)
                            (map node-source dependencies)
                            (map node-compiled dependencies)
                            #:extensions extensions
                            #:parallel? parallel?
                            #:guile-for-build guile-for-build))))

(define (file-imports directory sub-directory pred)
  "List all the files matching PRED under DIRECTORY/SUB-DIRECTORY.  Return a
list of file-name/file-like objects suitable as inputs to 'imported-files'."
  (map (lambda (file)
         (list (string-drop file (+ 1 (string-length directory)))
               (local-file file #:recursive? #t)))
       (find-files (string-append directory "/" sub-directory) pred)))

(define (scheme-modules* directory sub-directory)
  "Return the list of module names found under SUB-DIRECTORY in DIRECTORY."
  (let ((prefix (string-length directory)))
    (map (lambda (file)
           (file-name->module-name (string-drop file prefix)))
         (scheme-files (string-append directory "/" sub-directory)))))

(define* (sub-directory item sub-directory)
  "Return SUB-DIRECTORY within ITEM, which may be a file name or a file-like
object."
  (match item
    ((? string?)
     ;; This is the optimal case: we return a new "source".  Thus, a
     ;; derivation that depends on this sub-directory does not depend on ITEM
     ;; itself.
     (local-file (string-append item "/" sub-directory)
                 #:recursive? #t))
    ;; TODO: Add 'local-file?' case.
    (_
     ;; In this case, anything that refers to the result also depends on ITEM,
     ;; which isn't great.
     (file-append item "/" sub-directory))))

(define* (locale-data source domain
                      #:optional (directory domain))
  "Return the locale data from 'po/DIRECTORY' in SOURCE, corresponding to
DOMAIN, a gettext domain."
  (define gettext
    (module-ref (resolve-interface '(gnu packages gettext))
                'gettext-minimal))

  (define build
    (with-imported-modules '((guix build utils))
      #~(begin
          (use-modules (guix build utils)
                       (srfi srfi-26)
                       (ice-9 match) (ice-9 ftw))

          (define po-directory
            #+(sub-directory source (string-append "po/" directory)))

          (define (compile language)
            (let ((gmo (string-append #$output "/" language "/LC_MESSAGES/"
                                      #$domain ".mo")))
              (mkdir-p (dirname gmo))
              (invoke #+(file-append gettext "/bin/msgfmt")
                      "-c" "--statistics" "--verbose"
                      "-o" gmo
                      (string-append po-directory "/" language ".po"))))

          (define (linguas)
            ;; Return the list of languages.  Note: don't read 'LINGUAS'
            ;; because it contains things like 'en@boldquot' that do not have
            ;; a corresponding .po file.
            (map (cut basename <> ".po")
                 (scandir po-directory
                          (cut string-suffix? ".po" <>))))

          (for-each compile (linguas)))))

  (computed-file (string-append "guix-locale-" domain)
                 build))

(define (info-manual source)
  "Return the Info manual built from SOURCE."
  (define texinfo
    (module-ref (resolve-interface '(gnu packages texinfo))
                'texinfo))

  (define graphviz
    (module-ref (resolve-interface '(gnu packages graphviz))
                'graphviz))

  (define documentation
    (sub-directory source "doc"))

  (define examples
    (sub-directory source "gnu/system/examples"))

  (define build
    (with-imported-modules '((guix build utils))
      #~(begin
          (use-modules (guix build utils))

          (mkdir #$output)

          ;; Create 'version.texi'.
          ;; XXX: Can we use a more meaningful version string yet one that
          ;; doesn't change at each commit?
          (call-with-output-file "version.texi"
            (lambda (port)
              (let ((version "0.0-git)"))
                (format port "
@set UPDATED 1 January 1970
@set UPDATED-MONTH January 1970
@set EDITION ~a
@set VERSION ~a\n" version version))))

          ;; Copy configuration templates that the manual includes.
          (for-each (lambda (template)
                      (copy-file template
                                 (string-append
                                  "os-config-"
                                  (basename template ".tmpl")
                                  ".texi")))
                    (find-files #$examples "\\.tmpl$"))

          ;; Build graphs.
          (mkdir-p (string-append #$output "/images"))
          (for-each (lambda (dot-file)
                      (invoke #+(file-append graphviz "/bin/dot")
                              "-Tpng" "-Gratio=.9" "-Gnodesep=.005"
                              "-Granksep=.00005" "-Nfontsize=9"
                              "-Nheight=.1" "-Nwidth=.1"
                              "-o" (string-append #$output "/images/"
                                                  (basename dot-file ".dot")
                                                  ".png")
                              dot-file))
                    (find-files (string-append #$documentation "/images")
                                "\\.dot$"))

          ;; Copy other PNGs.
          (for-each (lambda (png-file)
                      (install-file png-file
                                    (string-append #$output "/images")))
                    (find-files (string-append #$documentation "/images")
                                "\\.png$"))

          ;; Finally build the manual.  Copy it the Texinfo files to $PWD and
          ;; add a symlink to the 'images' directory so that 'makeinfo' can
          ;; see those images and produce image references in the Info output.
          (copy-recursively #$documentation "."
                            #:log (%make-void-port "w"))
          (delete-file-recursively "images")
          (symlink (string-append #$output "/images") "images")

          (for-each (lambda (texi)
                      (unless (string=? "guix.texi" texi)
                        ;; Create 'version-LL.texi'.
                        (let* ((base (basename texi ".texi"))
                               (dot  (string-index base #\.))
                               (tag  (string-drop base (+ 1 dot))))
                          (symlink "version.texi"
                                   (string-append "version-" tag ".texi"))))

                      (invoke #+(file-append texinfo "/bin/makeinfo")
                              texi "-I" #$documentation
                              "-I" "."
                              "-o" (string-append #$output "/"
                                                  (basename texi ".texi")
                                                  ".info")))
                    (cons "guix.texi"
                          (find-files "." "^guix\\.[a-z]{2}\\.texi$"))))))

  (computed-file "guix-manual" build))

(define* (guix-command modules #:optional compiled-modules
                       #:key source (dependencies '())
                       guile (guile-version (effective-version)))
  "Return the 'guix' command such that it adds MODULES and DEPENDENCIES in its
load path."
  (define source-directories
    (map (lambda (package)
           (file-append package "/share/guile/site/"
                        guile-version))
         dependencies))

  (define object-directories
    (map (lambda (package)
           (file-append package "/lib/guile/"
                        guile-version "/site-ccache"))
         dependencies))

  (program-file "guix-command"
                #~(begin
                    (set! %load-path
                      (append (filter file-exists? '#$source-directories)
                              %load-path))

                    (set! %load-compiled-path
                      (append (filter file-exists? '#$object-directories)
                              %load-compiled-path))

                    (set! %load-path (cons #$modules %load-path))
                    (set! %load-compiled-path
                      (cons (or #$compiled-modules #$modules)
                            %load-compiled-path))

                    (let ((guix-main (module-ref (resolve-interface '(guix ui))
                                                 'guix-main)))
                      #$(if source
                            #~(begin
                                (bindtextdomain "guix"
                                                #$(locale-data source "guix"))
                                (bindtextdomain "guix-packages"
                                                #$(locale-data source
                                                               "guix-packages"
                                                               "packages")))
                            #t)

                      ;; XXX: It would be more convenient to change it to:
                      ;;   (exit (apply guix-main (command-line)))
                      (apply guix-main (command-line))))
                #:guile guile))

(define* (whole-package name modules dependencies
                        #:key
                        (guile-version (effective-version))
                        compiled-modules
                        info daemon guile
                        (command (guix-command modules
                                               #:dependencies dependencies
                                               #:guile guile
                                               #:guile-version guile-version)))
  "Return the whole Guix package NAME that uses MODULES, a derivation of all
the modules, and DEPENDENCIES, a list of packages depended on.  COMMAND is the
'guix' program to use; INFO is the Info manual.  When COMPILED-MODULES is
true, it is linked as 'lib/guile/X.Y/site-ccache'; otherwise, .go files are
assumed to be part of MODULES."
  (computed-file name
                 (with-imported-modules '((guix build utils))
                   #~(begin
                       (use-modules (guix build utils))
                       (mkdir-p (string-append #$output "/bin"))
                       (symlink #$command
                                (string-append #$output "/bin/guix"))

                       (when #$daemon
                         (symlink (string-append #$daemon "/bin/guix-daemon")
                                  (string-append #$output "/bin/guix-daemon")))

                       (let ((modules (string-append #$output
                                                     "/share/guile/site/"
                                                     (effective-version)))
                             (info    #$info))
                         (mkdir-p (dirname modules))
                         (symlink #$modules modules)
                         (when info
                           (symlink #$info
                                    (string-append #$output
                                                   "/share/info"))))

                       ;; Object files.
                       (when #$compiled-modules
                         (let ((modules (string-append #$output "/lib/guile/"
                                                       (effective-version)
                                                       "/site-ccache")))
                           (mkdir-p (dirname modules))
                           (symlink #$compiled-modules modules)))))))

(define* (compiled-guix source #:key (version %guix-version)
                        (pull-version 1)
                        (name (string-append "guix-" version))
                        (guile-version (effective-version))
                        (guile-for-build (guile-for-build guile-version))
                        (libgcrypt (specification->package "libgcrypt"))
                        (zlib (specification->package "zlib"))
                        (gzip (specification->package "gzip"))
                        (bzip2 (specification->package "bzip2"))
                        (xz (specification->package "xz"))
                        (guix (specification->package "guix")))
  "Return a file-like object that contains a compiled Guix."
  (define guile-json
    (package-for-guile guile-version
                       "guile-json"
                       "guile2.0-json"))

  (define guile-ssh
    (package-for-guile guile-version
                       "guile-ssh"
                       "guile2.0-ssh"))

  (define guile-git
    (package-for-guile guile-version
                       "guile-git"
                       "guile2.0-git"))

  (define guile-sqlite3
    (package-for-guile guile-version
                       "guile-sqlite3"
                       "guile2.0-sqlite3"))

  (define gnutls
    (package-for-guile guile-version
                       "gnutls" "guile2.0-gnutls"))

  (define dependencies
    (match (append-map (lambda (package)
                         (cons (list "x" package)
                               (package-transitive-propagated-inputs package)))
                       (list gnutls guile-git guile-json
                             guile-ssh guile-sqlite3))
      (((labels packages _ ...) ...)
       packages)))

  (define *core-modules*
    (scheme-node "guix-core"
                 '((guix)
                   (guix monad-repl)
                   (guix packages)
                   (guix download)
                   (guix discovery)
                   (guix profiles)
                   (guix build-system gnu)
                   (guix build-system trivial)
                   (guix build profiles)
                   (guix build gnu-build-system))

                 ;; Provide a dummy (guix config) with the default version
                 ;; number, storedir, etc.  This is so that "guix-core" is the
                 ;; same across all installations and doesn't need to be
                 ;; rebuilt when the version changes, which in turn means we
                 ;; can have substitutes for it.
                 #:extra-modules
                 `(((guix config)
                    => ,(make-config.scm #:libgcrypt
                                         (specification->package
                                          "libgcrypt"))))

                 ;; (guix man-db) is needed at build-time by (guix profiles)
                 ;; but we don't need to compile it; not compiling it allows
                 ;; us to avoid an extra dependency on guile-gdbm-ffi.
                 #:extra-files
                 `(("guix/man-db.scm" ,(local-file "../guix/man-db.scm"))
                   ("guix/store/schema.sql"
                    ,(local-file "../guix/store/schema.sql")))

                 #:guile-for-build guile-for-build))

  (define *extra-modules*
    (scheme-node "guix-extra"
                 (filter-map (match-lambda
                               (('guix 'scripts _ ..1) #f)
                               (('guix 'man-db) #f)
                               (name name))
                             (scheme-modules* source "guix"))
                 (list *core-modules*)
                 #:extensions dependencies
                 #:guile-for-build guile-for-build))

  (define *core-package-modules*
    (scheme-node "guix-packages-base"
                 `((gnu packages)
                   (gnu packages base))
                 (list *core-modules* *extra-modules*)
                 #:extensions dependencies

                 ;; Add all the non-Scheme files here.  We must do it here so
                 ;; that 'search-patches' & co. can find them.  Ideally we'd
                 ;; keep them next to the .scm files that use them but it's
                 ;; difficult to do (XXX).
                 #:extra-files
                 (file-imports source "gnu/packages"
                               (lambda (file stat)
                                 (and (eq? 'regular (stat:type stat))
                                      (not (string-suffix? ".scm" file))
                                      (not (string-suffix? ".go" file))
                                      (not (string-prefix? ".#" file))
                                      (not (string-suffix? "~" file)))))
                 #:guile-for-build guile-for-build))

  (define *package-modules*
    (scheme-node "guix-packages"
                 (scheme-modules* source "gnu/packages")
                 (list *core-modules* *extra-modules* *core-package-modules*)
                 #:extensions dependencies
                 #:guile-for-build guile-for-build))

  (define *system-modules*
    (scheme-node "guix-system"
                 `((gnu system)
                   (gnu services)
                   ,@(scheme-modules* source "gnu/system")
                   ,@(scheme-modules* source "gnu/services"))
                 (list *core-package-modules* *package-modules*
                       *extra-modules* *core-modules*)
                 #:extensions dependencies
                 #:extra-files
                 (append (file-imports source "gnu/system/examples"
                                       (const #t))

                         ;; Build-side code that we don't build.  Some of
                         ;; these depend on guile-rsvg, the Shepherd, etc.
                         (file-imports source "gnu/build" (const #t)))
                 #:guile-for-build
                 guile-for-build))

  (define *cli-modules*
    (scheme-node "guix-cli"
                 (scheme-modules* source "/guix/scripts")
                 (list *core-modules* *extra-modules*
                       *core-package-modules* *package-modules*
                       *system-modules*)
                 #:extensions dependencies
                 #:guile-for-build guile-for-build))

  (define *config*
    (scheme-node "guix-config"
                 '()
                 #:extra-modules
                 `(((guix config)
                    => ,(make-config.scm #:libgcrypt libgcrypt
                                         #:zlib zlib
                                         #:gzip gzip
                                         #:bzip2 bzip2
                                         #:xz xz
                                         #:package-name
                                         %guix-package-name
                                         #:package-version
                                         version
                                         #:bug-report-address
                                         %guix-bug-report-address
                                         #:home-page-url
                                         %guix-home-page-url)))
                 #:guile-for-build guile-for-build))

  (define (built-modules node-subset)
    (directory-union (string-append name "-modules")
                     (append-map node-subset

                                 ;; Note: *CONFIG* comes first so that it
                                 ;; overrides the (guix config) module that
                                 ;; comes with *CORE-MODULES*.
                                 (list *config*
                                       *cli-modules*
                                       *system-modules*
                                       *package-modules*
                                       *core-package-modules*
                                       *extra-modules*
                                       *core-modules*))

                     ;; Silently choose the first entry upon collision so that
                     ;; we choose *CONFIG*.
                     #:resolve-collision 'first

                     ;; When we do (add-to-store "utils.scm"), "utils.scm" must
                     ;; be a regular file, not a symlink.  Thus, arrange so that
                     ;; regular files appear as regular files in the final
                     ;; output.
                     #:copy? #t
                     #:quiet? #t))

  ;; Version 0 of 'guix pull' meant we'd just return Scheme modules.
  ;; Version 1 is when we return the full package.
  (cond ((= 1 pull-version)
         ;; The whole package, with a standard file hierarchy.
         (let* ((modules  (built-modules (compose list node-source)))
                (compiled (built-modules (compose list node-compiled)))
                (command  (guix-command modules compiled
                                        #:source source
                                        #:dependencies dependencies
                                        #:guile guile-for-build
                                        #:guile-version guile-version)))
           (whole-package name modules dependencies
                          #:compiled-modules compiled
                          #:command command
                          #:guile guile-for-build

                          ;; Include 'guix-daemon'.  XXX: Here we inject an
                          ;; older snapshot of guix-daemon, but that's a good
                          ;; enough approximation for now.
                          #:daemon (module-ref (resolve-interface
                                                '(gnu packages
                                                      package-management))
                                               'guix-daemon)

                          #:info (info-manual source)
                          #:guile-version guile-version)))
        ((= 0 pull-version)
         ;; Legacy 'guix pull': return the .scm and .go files as one
         ;; directory.
         (built-modules (lambda (node)
                          (list (node-source node)
                                (node-compiled node)))))
        (else
         ;; Unsupported 'guix pull' version.
         #f)))

\f
;;;
;;; Generating (guix config).
;;;

(define %dependency-variables
  ;; (guix config) variables corresponding to dependencies.
  '(%libgcrypt %libz %xz %gzip %bzip2))

(define %persona-variables
  ;; (guix config) variables that define Guix's persona.
  '(%guix-package-name
    %guix-version
    %guix-bug-report-address
    %guix-home-page-url))

(define %config-variables
  ;; (guix config) variables corresponding to Guix configuration.
  (letrec-syntax ((variables (syntax-rules ()
                               ((_)
                                '())
                               ((_ variable rest ...)
                                (cons `(variable . ,variable)
                                      (variables rest ...))))))
    (variables %localstatedir %storedir %sysconfdir %system)))

(define* (make-config.scm #:key libgcrypt zlib gzip xz bzip2
                          (package-name "GNU Guix")
                          (package-version "0")
                          (bug-report-address "bug-guix@gnu.org")
                          (home-page-url "https://gnu.org/s/guix"))

  ;; Hack so that Geiser is not confused.
  (define defmod 'define-module)

  (scheme-file "config.scm"
               #~(;; The following expressions get spliced.
                   (#$defmod (guix config)
                     #:export (%guix-package-name
                               %guix-version
                               %guix-bug-report-address
                               %guix-home-page-url
                               %store-directory
                               %state-directory
                               %store-database-directory
                               %config-directory
                               %libgcrypt
                               %libz
                               %gzip
                               %bzip2
                               %xz))

                   #$@(map (match-lambda
                             ((name . value)
                              #~(define-public #$name #$value)))
                           %config-variables)

                   (define %store-directory
                     (or (and=> (getenv "NIX_STORE_DIR") canonicalize-path)
                         %storedir))

                   (define %state-directory
                     ;; This must match `NIX_STATE_DIR' as defined in
                     ;; `nix/local.mk'.
                     (or (getenv "NIX_STATE_DIR")
                         (string-append %localstatedir "/guix")))

                   (define %store-database-directory
                     (or (getenv "NIX_DB_DIR")
                         (string-append %state-directory "/db")))

                   (define %config-directory
                     ;; This must match `GUIX_CONFIGURATION_DIRECTORY' as
                     ;; defined in `nix/local.mk'.
                     (or (getenv "GUIX_CONFIGURATION_DIRECTORY")
                         (string-append %sysconfdir "/guix")))

                   (define %guix-package-name #$package-name)
                   (define %guix-version #$package-version)
                   (define %guix-bug-report-address #$bug-report-address)
                   (define %guix-home-page-url #$home-page-url)

                   (define %gzip
                     #+(and gzip (file-append gzip "/bin/gzip")))
                   (define %bzip2
                     #+(and bzip2 (file-append bzip2 "/bin/bzip2")))
                   (define %xz
                     #+(and xz (file-append xz "/bin/xz")))

                   (define %libgcrypt
                     #+(and libgcrypt
                            (file-append libgcrypt "/lib/libgcrypt")))
                   (define %libz
                     #+(and zlib
                            (file-append zlib "/lib/libz"))))

               ;; Guile 2.0 *requires* the 'define-module' to be at the
               ;; top-level or the 'toplevel-ref' in the resulting .go file are
               ;; made relative to a nonexistent anonymous module.
               #:splice? #t))


\f
;;;
;;; Building.
;;;

(define* (compiled-modules name module-tree module-files
                           #:optional
                           (dependencies '())
                           (dependencies-compiled '())
                           #:key
                           (extensions '())       ;full-blown Guile packages
                           parallel?
                           guile-for-build)
  "Build all the MODULE-FILES from MODULE-TREE.  MODULE-FILES must be a list
like '(\"guix/foo.scm\" \"gnu/bar.scm\") and MODULE-TREE is the directory
containing MODULE-FILES and possibly other files as well."
  ;; This is a non-monadic, enhanced version of 'compiled-file' from (guix
  ;; gexp).
  (define build
    (with-imported-modules (source-module-closure
                            '((guix build compile)
                              (guix build utils)))
      #~(begin
          (use-modules (srfi srfi-26)
                       (ice-9 match)
                       (ice-9 format)
                       (ice-9 threads)
                       (guix build compile)
                       (guix build utils))

          (define (regular? file)
            (not (member file '("." ".."))))

          (define (report-load file total completed)
            (display #\cr)
            (format #t
                    "loading...\t~5,1f% of ~d files" ;FIXME: i18n
                    (* 100. (/ completed total)) total)
            (force-output))

          (define (report-compilation file total completed)
            (display #\cr)
            (format #t "compiling...\t~5,1f% of ~d files" ;FIXME: i18n
                    (* 100. (/ completed total)) total)
            (force-output))

          (define (process-directory directory files output)
            ;; Hide compilation warnings.
            (parameterize ((current-warning-port (%make-void-port "w")))
              (compile-files directory #$output files
                             #:workers (parallel-job-count)
                             #:report-load report-load
                             #:report-compilation report-compilation)))

          (setvbuf (current-output-port) _IONBF)
          (setvbuf (current-error-port) _IONBF)

          (set! %load-path (cons #+module-tree %load-path))
          (set! %load-path
            (append '#+dependencies
                    (map (lambda (extension)
                           (string-append extension "/share/guile/site/"
                                          (effective-version)))
                         '#+extensions)
                    %load-path))

          (set! %load-compiled-path
            (append '#+dependencies-compiled
                    (map (lambda (extension)
                           (string-append extension "/lib/guile/"
                                          (effective-version)
                                          "/site-ccache"))
                         '#+extensions)
                    %load-compiled-path))

          ;; Load the compiler modules upfront.
          (compile #f)

          (mkdir #$output)
          (chdir #+module-tree)
          (process-directory "." '#+module-files #$output)
          (newline))))

  (computed-file name build
                 #:guile guile-for-build
                 #:options
                 `(#:local-build? #f              ;allow substitutes

                   ;; Don't annoy people about _IONBF deprecation.
                   ;; Initialize 'terminal-width' in (system repl debug)
                   ;; to a large-enough value to make backtrace more
                   ;; verbose.
                   #:env-vars (("GUILE_WARN_DEPRECATED" . "no")
                               ("COLUMNS" . "200")))))

\f
;;;
;;; Building.
;;;

(define (guile-for-build version)
  "Return a derivation for Guile 2.0 or 2.2, whichever matches the currently
running Guile."
  (define canonical-package                       ;soft reference
    (module-ref (resolve-interface '(gnu packages base))
                'canonical-package))

  (match version
    ("2.2.2"
     ;; Gross hack to avoid ABI incompatibilities (see
     ;; <https://bugs.gnu.org/29570>.)
     (module-ref (resolve-interface '(gnu packages guile))
                 'guile-2.2.2))
    ("2.2"
     ;; Use the latest version, which has fixes for
     ;; <https://bugs.gnu.org/30602> and VM stack-marking issues.
     (canonical-package (module-ref (resolve-interface '(gnu packages guile))
                                    'guile-2.2.4)))
    ("2.0"
     (module-ref (resolve-interface '(gnu packages guile))
                 'guile-2.0))))

(define* (guix-derivation source version
                          #:optional (guile-version (effective-version))
                          #:key (pull-version 0))
  "Return, as a monadic value, the derivation to build the Guix from SOURCE
for GUILE-VERSION.  Use VERSION as the version string.  PULL-VERSION specifies
the version of the 'guix pull' protocol.  Return #f if this PULL-VERSION value
is not supported."
  (define (shorten version)
    (if (and (string-every char-set:hex-digit version)
             (> (string-length version) 9))
        (string-take version 9)                   ;Git commit
        version))

  (define guile
    (guile-for-build guile-version))

  (mbegin %store-monad
    (set-guile-for-build guile)
    (let ((guix (compiled-guix source
                               #:version version
                               #:name (string-append "guix-"
                                                     (shorten version))
                               #:pull-version pull-version
                               #:guile-version (match guile-version
                                                 ("2.2.2" "2.2")
                                                 (version version))
                               #:guile-for-build guile)))
      (if guix
          (lower-object guix)
          (return #f)))))

debug log:

solving 90649db17 ...
found 90649db17 in https://git.savannah.gnu.org/cgit/guix.git

(*) Git path names are given by the tree(s) the blob belongs to.
    Blobs themselves have no identifier aside from the hash of its contents.^

Code repositories for project(s) associated with this public inbox

	https://git.savannah.gnu.org/cgit/guix.git

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).