aboutsummaryrefslogtreecommitdiff
path: root/gnu/packages/bootloaders.scm
blob: e6fc9b602df941370fa5395d833d6d2090d7da13 (plain)
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
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013, 2014, 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2015 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2015 Leo Famulari <leo@famulari.name>
;;; Copyright © 2016 Jan Nieuwenhuizen <janneke@gnu.org>
;;; Copyright © 2016, 2017, 2018 Marius Bakke <mbakke@fastmail.com>
;;; Copyright © 2016, 2017 Danny Milosavljevic <dannym@scratchpost.org>
;;; Copyright © 2016, 2017 David Craven <david@craven.ch>
;;; Copyright © 2017, 2018 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2018 Tobias Geerinckx-Rice <me@tobias.gr>
;;;
;;; 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 (gnu packages bootloaders)
  #:use-module (gnu packages)
  #:use-module (gnu packages admin)
  #:use-module ((gnu packages algebra) #:select (bc))
  #:use-module (gnu packages assembly)
  #:use-module (gnu packages base)
  #:use-module (gnu packages disk)
  #:use-module (gnu packages bison)
  #:use-module (gnu packages cdrom)
  #:use-module (gnu packages cross-base)
  #:use-module (gnu packages disk)
  #:use-module (gnu packages flex)
  #:use-module (gnu packages fontutils)
  #:use-module (gnu packages gcc)
  #:use-module (gnu packages gettext)
  #:use-module (gnu packages linux)
  #:use-module (gnu packages man)
  #:use-module (gnu packages mtools)
  #:use-module (gnu packages ncurses)
  #:use-module (gnu packages perl)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages python)
  #:use-module (gnu packages texinfo)
  #:use-module (gnu packages tls)
  #:use-module (gnu packages swig)
  #:use-module (gnu packages virtualization)
  #:use-module (gnu packages web)
  #:use-module (guix build-system gnu)
  #:use-module (guix download)
  #:use-module (guix git-download)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix packages)
  #:use-module (guix utils)
  #:use-module (srfi srfi-1)
  #:use-module (srfi srfi-26))

(define unifont
  ;; GNU Unifont, <http://gnu.org/s/unifont>.
  ;; GRUB needs it for its graphical terminal, gfxterm.
  (origin
    (method url-fetch)
    (uri
     "http://unifoundry.com/pub/unifont-7.0.06/font-builds/unifont-7.0.06.bdf.gz")
    (sha256
     (base32
      "0p2vhnc18cnbmb39vq4m7hzv4mhnm2l0a2s7gx3ar277fwng3hys"))))

(define-public grub
  (package
    (name "grub")
    (version "2.02")
    (source (origin
             (method url-fetch)
             (uri (string-append "mirror://gnu/grub/grub-" version ".tar.xz"))
             (sha256
              (base32
               "03vvdfhdmf16121v7xs8is2krwnv15wpkhkf16a4yf8nsfc3f2w1"))))
    (build-system gnu-build-system)
    (arguments
     `(#:phases (modify-phases %standard-phases
                  (add-after 'unpack 'patch-stuff
                   (lambda* (#:key inputs #:allow-other-keys)
                     (substitute* "grub-core/Makefile.in"
                       (("/bin/sh") (which "sh")))

                     ;; Give the absolute file name of 'mdadm', used to
                     ;; determine the root file system when it's a RAID
                     ;; device.  Failing to do that, 'grub-probe' silently
                     ;; fails if 'mdadm' is not in $PATH.
                     (substitute* "grub-core/osdep/linux/getroot.c"
                       (("argv\\[0\\] = \"mdadm\"")
                        (string-append "argv[0] = \""
                                       (assoc-ref inputs "mdadm")
                                       "/sbin/mdadm\"")))

                     ;; Make the font visible.
                     (copy-file (assoc-ref inputs "unifont") "unifont.bdf.gz")
                     (system* "gunzip" "unifont.bdf.gz")
                     #t))
                  (add-before 'check 'disable-flaky-test
                    (lambda _
                      ;; This test is unreliable. For more information, see:
                      ;; <https://bugs.gnu.org/26936>.
                      (substitute* "Makefile.in"
                        (("grub_cmd_date grub_cmd_set_date grub_cmd_sleep")
                          "grub_cmd_date grub_cmd_sleep"))
                      #t)))
       ;; Disable tests on ARM and AARCH64 platforms.
       #:tests? ,(not (any (cute string-prefix? <> (or (%current-target-system)
                                                       (%current-system)))
                           '("arm" "aarch64")))))
    (inputs
     `(("gettext" ,gettext-minimal)

       ;; Depend on LVM2 for libdevmapper, used by 'grub-probe' and
       ;; 'grub-install' to recognize mapped devices (LUKS, etc.)
       ("lvm2" ,lvm2)

       ;; Depend on mdadm, which is invoked by 'grub-probe' and 'grub-install'
       ;; to determine whether the root file system is RAID.
       ("mdadm" ,mdadm)

       ("freetype" ,freetype)
       ;; ("libusb" ,libusb)
       ;; ("fuse" ,fuse)
       ("ncurses" ,ncurses)))
    (native-inputs
     `(("unifont" ,unifont)
       ("bison" ,bison)
       ;; Due to a bug in flex >= 2.6.2, GRUB must be built with an older flex:
       ;; <http://lists.gnu.org/archive/html/grub-devel/2017-02/msg00133.html>
       ;; TODO Try building with flex > 2.6.4.
       ("flex" ,flex-2.6.1)
       ("texinfo" ,texinfo)
       ("help2man" ,help2man)

       ;; Dependencies for the test suite.  The "real" QEMU is needed here,
       ;; because several targets are used.
       ("parted" ,parted)
       ("qemu" ,qemu-minimal)
       ("xorriso" ,xorriso)))
    (home-page "https://www.gnu.org/software/grub/")
    (synopsis "GRand Unified Boot loader")
    (description
     "GRUB is a multiboot bootloader.  It is used for initially loading the
kernel of an operating system and then transferring control to it.  The kernel
then goes on to load the rest of the operating system.  As a multiboot
bootloader, GRUB handles the presence of multiple operating systems installed
on the same computer; upon booting the computer, the user is presented with a
menu to select one of the installed operating systems.")
    (license license:gpl3+)
    (properties '((cpe-name . "grub2")))))

(define-public grub-efi
  (package
    (inherit grub)
    (name "grub-efi")
    (synopsis "GRand Unified Boot loader (UEFI version)")
    (inputs
     `(("efibootmgr" ,efibootmgr)
       ("mtools", mtools)
       ,@(package-inputs grub)))
    (arguments
     `(;; TODO: Tests need a UEFI firmware for qemu. There is one at
       ;; https://github.com/tianocore/edk2/tree/master/OvmfPkg .
       ;; Search for 'OVMF' in "tests/util/grub-shell.in".
       ,@(substitute-keyword-arguments (package-arguments grub)
           ((#:tests? _ #f) #f)
           ((#:configure-flags flags ''())
            `(cons "--with-platform=efi" ,flags))
           ((#:phases phases)
            `(modify-phases ,phases
               (add-after 'patch-stuff 'use-absolute-efibootmgr-path
                 (lambda* (#:key inputs #:allow-other-keys)
                   (substitute* "grub-core/osdep/unix/platform.c"
                     (("efibootmgr")
                      (string-append (assoc-ref inputs "efibootmgr")
                                     "/sbin/efibootmgr")))
                   #t))
               (add-after 'patch-stuff 'use-absolute-mtools-path
                 (lambda* (#:key inputs #:allow-other-keys)
                   (let ((mtools (assoc-ref inputs "mtools")))
                     (substitute* "util/grub-mkrescue.c"
                       (("\"mformat\"")
                        (string-append "\"" mtools
                                       "/bin/mformat\"")))
                     (substitute* "util/grub-mkrescue.c"
                       (("\"mcopy\"")
                        (string-append "\"" mtools
                                       "/bin/mcopy\"")))
                     #t))))))))))

;; Because grub searches hardcoded paths it's easiest to just build grub
;; again to make it find both grub-pc and grub-efi.  There is a command
;; line argument which allows you to specify ONE platform - but
;; grub-mkrescue will use multiple platforms if they are available
;; in the installation directory (without command line argument).
(define-public grub-hybrid
  (package
    (inherit grub-efi)
    (name "grub-hybrid")
    (synopsis "GRand Unified Boot loader (hybrid version)")
    (inputs
     `(("grub" ,grub)
       ,@(package-inputs grub-efi)))
    (arguments
     (substitute-keyword-arguments (package-arguments grub-efi)
       ((#:modules modules `((guix build utils) (guix build gnu-build-system)))
        `((ice-9 ftw) ,@modules))
       ((#:phases phases)
        `(modify-phases ,phases
           (add-after 'install 'install-non-efi
             (lambda* (#:key inputs outputs #:allow-other-keys)
               (let ((input-dir (string-append (assoc-ref inputs "grub")
                                               "/lib/grub"))
                     (output-dir (string-append (assoc-ref outputs "out")
                                                "/lib/grub")))
                 (for-each
                  (lambda (basename)
                    (if (not (or (string-prefix? "." basename)
                                 (file-exists? (string-append output-dir "/" basename))))
                        (symlink (string-append input-dir "/" basename)
                                 (string-append output-dir "/" basename))))
                  (scandir input-dir))
                 #t)))))))))

(define-public syslinux
  (let ((commit "bb41e935cc83c6242de24d2271e067d76af3585c"))
    (package
      (name "syslinux")
      (version (git-version "6.04-pre" "1" commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                      (url "https://github.com/geneC/syslinux")
                      (commit commit)))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "0k8dvafd6410kqxf3kyr4y8jzmpmrih6wbjqg6gklak7945yflrc"))))
      (build-system gnu-build-system)
      (native-inputs
       `(("nasm" ,nasm)
         ("perl" ,perl)
         ("python-2" ,python-2)))
      (inputs
       `(("libuuid" ,util-linux)
         ("mtools" ,mtools)))
      (arguments
       `(#:parallel-build? #f
         #:make-flags
         (list (string-append "BINDIR=" %output "/bin")
               (string-append "SBINDIR=" %output "/sbin")
               (string-append "LIBDIR=" %output "/lib")
               (string-append "INCDIR=" %output "/include")
               (string-append "DATADIR=" %output "/share")
               (string-append "MANDIR=" %output "/share/man")
               "PERL=perl"
               "bios")
         #:phases
         (modify-phases %standard-phases
           (add-after 'unpack 'patch-files
             (lambda* (#:key inputs #:allow-other-keys)
               (substitute* (find-files "." "Makefile.*|ppmtolss16")
                 (("/bin/pwd") (which "pwd"))
                 (("/bin/echo") (which "echo"))
                 (("/usr/bin/perl") (which "perl")))
               (let ((mtools (assoc-ref inputs "mtools")))
                 (substitute* (find-files "." "\\.c$")
                   (("mcopy")
                    (string-append mtools "/bin/mcopy"))
                   (("mattrib")
                    (string-append mtools "/bin/mattrib"))))
               #t))
           (delete 'configure)
           (add-before 'build 'set-permissions
             (lambda _
               (zero? (system* "chmod" "a+w" "utils/isohybrid.in"))))
           (replace 'check
             (lambda _
               (setenv "CC" "gcc")
               (substitute* "tests/unittest/include/unittest/unittest.h"
                 ;; Don't look up headers under /usr.
                 (("/usr/include/") ""))
               (zero? (system* "make" "unittest")))))))
      (home-page "http://www.syslinux.org")
      (synopsis "Lightweight Linux bootloader")
      (description "Syslinux is a lightweight Linux bootloader.")
      (license (list license:gpl2+
                     license:bsd-3 ; gnu-efi/*
                     license:bsd-4 ; gnu-efi/inc/* gnu-efi/lib/*
                     ;; Also contains:
                     license:expat license:isc license:zlib)))))

(define-public dtc
  (package
    (name "dtc")
    (version "1.4.6")
    (source (origin
              (method url-fetch)
              (uri (string-append
                    "mirror://kernel.org/software/utils/dtc/"
                    "dtc-" version ".tar.xz"))
              (sha256
               (base32
                "0zkvih0fpwvk31aqyyfy9kn13nbi76c21ihax15p6h1wrjzh48rq"))))
    (build-system gnu-build-system)
    (native-inputs
     `(("bison" ,bison)
       ("flex" ,flex)
       ("swig" ,swig)))
    (inputs
     `(("python-2" ,python-2)))
    (arguments
     `(#:make-flags
       (list "CC=gcc"
             (string-append "PREFIX=" (assoc-ref %outputs "out"))
             (string-append "SETUP_PREFIX=" (assoc-ref %outputs "out"))
             "INSTALL=install")
       #:phases
       (modify-phases %standard-phases
         (delete 'configure))))         ; no configure script
    (home-page "https://www.devicetree.org")
    (synopsis "Compiles device tree source files")
    (description "@command{dtc} compiles
@uref{http://elinux.org/Device_Tree_Usage, device tree source files} to device
tree binary files.  These are board description files used by Linux and BSD.")
    (license license:gpl2+)))

(define u-boot
  (package
    (name "u-boot")
    (version "2018.01")
    (source (origin
              (method url-fetch)
              (uri (string-append
                    "ftp://ftp.denx.de/pub/u-boot/"
                    "u-boot-" version ".tar.bz2"))
              (sha256
               (base32
                "1nidnnjprgxdhiiz7gmaj8cgcf52l5gbv64cmzjq4gmkjirmk3wk"))))
    (native-inputs
     `(("bc" ,bc)
       ;("dtc" ,dtc) ; they have their own incompatible copy.
       ("python-2" ,python-2)
       ("swig" ,swig)))
    (build-system  gnu-build-system)
    (home-page "http://www.denx.de/wiki/U-Boot/")
    (synopsis "ARM bootloader")
    (description "U-Boot is a bootloader used mostly for ARM boards. It
also initializes the boards (RAM etc).")
    (license license:gpl2+)))

(define (make-u-boot-package board triplet)
  "Returns a u-boot package for BOARD cross-compiled for TRIPLET."
  (let ((same-arch? (if (string-prefix? (%current-system)
                                        (gnu-triplet->nix-system triplet))
                      `#t
                      `#f)))
    (package
      (inherit u-boot)
      (name (string-append "u-boot-"
                           (string-replace-substring (string-downcase board)
                                                     "_" "-")))
      (native-inputs
       `(,@(if (not same-arch?)
             `(("cross-gcc" ,(cross-gcc triplet #:xgcc gcc-7))
               ("cross-binutils" ,(cross-binutils triplet)))
             '())
         ,@(package-native-inputs u-boot)))
      (arguments
       `(#:modules ((ice-9 ftw) (guix build utils) (guix build gnu-build-system))
         #:test-target "test"
         #:make-flags
         (list "HOSTCC=gcc"
               ,@(if (not same-arch?)
                   `((string-append "CROSS_COMPILE=" ,triplet "-"))
                   '()))
         #:phases
         (modify-phases %standard-phases
           (replace 'configure
             (lambda* (#:key outputs make-flags #:allow-other-keys)
               (let ((config-name (string-append ,board "_defconfig")))
                 (if (file-exists? (string-append "configs/" config-name))
                     (zero? (apply system* "make" `(,@make-flags ,config-name)))
                     (begin
                       (display "Invalid board name. Valid board names are:")
                       (let ((suffix-len (string-length "_defconfig")))
                         (scandir "configs"
                                  (lambda (file-name)
                                    (when (string-suffix? "_defconfig" file-name)
                                      (format #t
                                              "- ~A\n"
                                              (string-drop-right file-name
                                                                 suffix-len))))))
                       #f)))))
           (replace 'install
             (lambda* (#:key outputs make-flags #:allow-other-keys)
               (let* ((out (assoc-ref outputs "out"))
                      (libexec (string-append out "/libexec"))
                      (uboot-files (append
                                    (find-files "." ".*\\.(bin|efi|img|spl)$")
                                    (find-files "." "^MLO$"))))
                 (mkdir-p libexec)
                 (for-each
                  (lambda (file)
                    (let ((target-file (string-append libexec "/" file)))
                      (mkdir-p (dirname target-file))
                      (copy-file file target-file)))
                  uboot-files))))))))))

(define-public u-boot-vexpress
  (make-u-boot-package "vexpress_ca9x4" "arm-linux-gnueabihf"))

(define-public u-boot-malta
  (make-u-boot-package "malta" "mips64el-linux-gnuabi64"))

(define-public u-boot-beagle-bone-black
  (make-u-boot-package "am335x_boneblack" "arm-linux-gnueabihf"))

(define-public u-boot-odroid-c2
  (make-u-boot-package "odroid-c2" "aarch64-linux-gnu"))

(define-public u-boot-banana-pi-m2-ultra
  (make-u-boot-package "Bananapi_M2_Ultra" "arm-linux-gnueabihf"))

(define-public u-boot-a20-olinuxino-lime2
  (make-u-boot-package "A20-OLinuXino-Lime2" "arm-linux-gnueabihf"))

(define-public u-boot-a20-olinuxino-micro
  (make-u-boot-package "A20-OLinuXino_MICRO" "arm-linux-gnueabihf"))

(define-public vboot-utils
  (package
    (name "vboot-utils")
    (version "R63-10032.B")
    (source (origin
              ;; XXX: Snapshots are available but changes timestamps every download.
              (method git-fetch)
              (uri (git-reference
                    (url (string-append "https://chromium.googlesource.com"
                                        "/chromiumos/platform/vboot_reference"))
                    (commit (string-append "release-" version))))
              (file-name (string-append name "-" version "-checkout"))
              (sha256
               (base32
                "0h0m3l69vp9dr6xrs1p6y7ilkq3jq8jraw2z20kqfv7lvc9l1lxj"))))
    (build-system gnu-build-system)
    (arguments
     `(#:make-flags (list "CC=gcc"
                          (string-append "DESTDIR=" (assoc-ref %outputs "out")))
       #:phases (modify-phases %standard-phases
                  (add-after 'unpack 'patch-hard-coded-paths
                    (lambda* (#:key inputs outputs #:allow-other-keys)
                      (let ((coreutils (assoc-ref inputs "coreutils"))
                            (diffutils (assoc-ref inputs "diffutils")))
                        (substitute* "futility/misc.c"
                          (("/bin/cp") (string-append coreutils "/bin/cp")))
                        (substitute* "tests/bitmaps/TestBmpBlock.py"
                          (("/usr/bin/cmp") (string-append diffutils "/bin/cmp")))
                        (substitute* "vboot_host.pc.in"
                          (("prefix=/usr")
                           (string-append "prefix=" (assoc-ref outputs "out"))))
                        #t)))
                  (delete 'configure)
                  (add-before 'check 'patch-tests
                    (lambda _
                      ;; These tests compare diffs against known-good values.
                      ;; Patch the paths to match those in the build container.
                      (substitute* (find-files "tests/futility/expect_output")
                        (("/mnt/host/source/src/platform/vboot_reference")
                         (string-append "/tmp/guix-build-" ,name "-" ,version
                                        ".drv-0/source")))
                      ;; Tests require write permissions to many of these files.
                      (for-each make-file-writable (find-files "tests/futility"))
                      #t)))
       #:test-target "runtests"))
    (native-inputs
     `(("pkg-config" ,pkg-config)

       ;; For tests.
       ("diffutils" ,diffutils)
       ("python@2" ,python-2)))
    (inputs
     `(("coreutils" ,coreutils)
       ("libyaml" ,libyaml)
       ("openssl" ,openssl)
       ("openssl:static" ,openssl "static")
       ("util-linux" ,util-linux)))
    (home-page
     "https://dev.chromium.org/chromium-os/chromiumos-design-docs/verified-boot")
    (synopsis "ChromiumOS verified boot utilities")
    (description
     "vboot-utils is a collection of tools to facilitate booting of
Chrome-branded devices.  This includes the @command{cgpt} partitioning
program, the @command{futility} and @command{crossystem} firmware management
tools, and more.")
    (license license:bsd-3)))

(define-public os-prober
  (package
    (name "os-prober")
    (version "1.76")
    (source
     (origin
       (method url-fetch)
       (uri (string-append "mirror://debian/pool/main/o/os-prober/os-prober_"
                           version ".tar.xz"))
       (sha256
        (base32
         "1vb45i76bqivlghrq7m3n07qfmmq4wxrkplqx8gywj011rhq19fk"))))
    (build-system gnu-build-system)
    (arguments
     `(#:modules ((guix build gnu-build-system)
                  (guix build utils)
                  (ice-9 regex)   ; for string-match
                  (srfi srfi-26)) ; for cut
       #:make-flags (list "CC=gcc")
       #:tests? #f ; no tests
       #:phases
       (modify-phases %standard-phases
         (replace 'configure
           (lambda* (#:key outputs #:allow-other-keys)
             (substitute* (find-files ".")
               (("/usr") (assoc-ref outputs "out")))
             (substitute* (find-files "." "50mounted-tests$")
               (("mkdir") "mkdir -p"))
             #t))
         (replace 'install
           (lambda* (#:key outputs #:allow-other-keys)
             (define (find-files-non-recursive directory)
               (find-files directory
                           (lambda (file stat)
                             (string-match (string-append "^" directory "/[^/]*$")
                                           file))
                           #:directories? #t))

             (let* ((out (assoc-ref outputs "out"))
                    (bin (string-append out "/bin"))
                    (lib (string-append out "/lib"))
                    (share (string-append out "/share")))
               (for-each (cut install-file <> bin)
                         (list "linux-boot-prober" "os-prober"))
               (install-file "newns" (string-append lib "/os-prober"))
               (install-file "common.sh" (string-append share "/os-prober"))
               (install-file "os-probes/mounted/powerpc/20macosx"
                             (string-append lib "/os-probes/mounted"))
               (for-each
                (lambda (directory)
                  (for-each
                   (lambda (file)
                     (let ((destination (string-append lib "/" directory
                                                       "/" (basename file))))
                       (mkdir-p (dirname destination))
                       (copy-recursively file destination)))
                   (append (find-files-non-recursive (string-append directory "/common"))
                           (find-files-non-recursive (string-append directory "/x86")))))
                (list "os-probes" "os-probes/mounted" "os-probes/init"
                      "linux-boot-probes" "linux-boot-probes/mounted"))
               #t))))))
    (home-page "https://joeyh.name/code/os-prober")
    (synopsis "Detect other operating systems")
    (description "os-prober probes disks on the system for other operating
systems so that they can be added to the bootloader.  It also works out how to
boot existing GNU/Linux systems and detects what distribution is installed in
order to add a suitable bootloader menu entry.")
    (license license:gpl2+)))