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
| | ;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2012-2014, 2020-2023 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2014 David Thompson <davet@gnu.org>
;;; Copyright © 2018 Kyle Meyer <kyle@kyleam.com>
;;; Copyright © 2019, 2022 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2021 Simon Tournier <zimon.toutoune@gmail.com>
;;; Copyright © 2021 Xinglu Chen <public@yoctocell.xyz>
;;; Copyright © 2022 Philip McGrath <philip@philipmcgrath.com>
;;;
;;; 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 scripts import)
#:use-module (guix ui)
#:use-module (guix scripts)
#:use-module (guix read-print)
#:use-module (guix utils)
#:use-module (srfi srfi-1)
#:use-module (ice-9 format)
#:use-module (ice-9 match)
#:export (%standard-import-options
guix-import))
\f
;;;
;;; Command line options.
;;;
(define %standard-import-options '())
\f
;;;
;;; Entry point.
;;;
(define importers '("gnu" "pypi" "cpan" "hackage" "stackage" "egg" "elpa"
"gem" "go" "cran" "crate" "texlive" "json" "opam"
"minetest" "elm" "hexpm" "composer"))
(define (resolve-importer name)
(let ((module (resolve-interface
`(guix scripts import ,(string->symbol name))))
(proc (string->symbol (string-append "guix-import-" name))))
(module-ref module proc)))
(define (show-help)
(display (G_ "Usage: guix import IMPORTER ARGS ...
Run IMPORTER with ARGS.\n"))
(newline)
(display (G_ "IMPORTER must be one of the importers listed below:\n"))
(newline)
(format #t "~{ ~a~%~}" importers)
(display (G_ "
-h, --help display this help and exit"))
(display (G_ "
-V, --version display version information and exit"))
(newline)
(show-bug-report-information))
(define-command (guix-import . args)
(category packaging)
(synopsis "import a package definition from an external repository")
(match args
(()
(format (current-error-port)
(G_ "guix import: missing importer name~%")))
((or ("-h") ("--help"))
(show-help)
(exit 0))
((or ("-V") ("--version"))
(show-version-and-exit "guix import"))
((importer args ...)
(if (member importer importers)
(let ((print (lambda (expr)
(pretty-print-with-comments (current-output-port) expr))))
(match (apply (resolve-importer importer) args)
((and expr (or ('package _ ...)
('let _ ...)
('define-public _ ...)))
(print expr))
((? list? expressions)
(for-each (lambda (expr)
(print expr)
;; Two newlines: one after the closing paren, and
;; one to leave a blank line.
(newline) (newline))
expressions))
(x
(leave (G_ "'~a' import failed~%") importer))))
(let ((hint (string-closest importer importers #:threshold 3)))
(report-error (G_ "~a: invalid importer~%") importer)
(when hint
(display-hint (G_ "Did you mean @code{~a}?~%") hint))
(exit 1))))))
|