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authorHartmut Goebel <h.goebel@crazy-compilers.com>2022-03-04 19:32:32 +0100
committerHartmut Goebel <h.goebel@crazy-compilers.com>2022-06-15 10:18:34 +0200
commit0d9f1f15cb0ce1e71943bff9a68e6839d0eae497 (patch)
tree448fb02a1b01282e1118e4115ff528a13687f656 /guix/scripts
parent97586ca1cb25aed9da13c9cc7de152346be0a093 (diff)
import: Add hex.pm importer.
hex.pm is a package repository for Erlang and Elixir. * guix/scripts/import.scm (importers): Add "hexpm". * guix/scripts/import/hexpm.scm, guix/import/hexpm.scm, guix/hexpm-download.scm: New files. * guix/import/utils.scm (source-spec->object): Add "hexpm-fetch" to list of fetch methods. * guix/upstream.scm (package-update/hexpm-fetch): New function. (%method-updates) Add it. * Makefile.am: Add them.
Diffstat (limited to 'guix/scripts')
-rw-r--r--guix/scripts/import.scm2
-rw-r--r--guix/scripts/import/hexpm.scm105
2 files changed, 106 insertions, 1 deletions
diff --git a/guix/scripts/import.scm b/guix/scripts/import.scm
index 62aa7bdbc5..71ab4b4fed 100644
--- a/guix/scripts/import.scm
+++ b/guix/scripts/import.scm
@@ -50,7 +50,7 @@
(define importers '("gnu" "pypi" "cpan" "hackage" "stackage" "egg" "elpa"
"gem" "go" "cran" "crate" "texlive" "json" "opam"
- "minetest" "elm"))
+ "minetest" "elm" "hexpm"))
(define (resolve-importer name)
(let ((module (resolve-interface
diff --git a/guix/scripts/import/hexpm.scm b/guix/scripts/import/hexpm.scm
new file mode 100644
index 0000000000..eb9a1b0af5
--- /dev/null
+++ b/guix/scripts/import/hexpm.scm
@@ -0,0 +1,105 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2020, 2022 Hartmut Goebel <h.goebel@crazy-compilers.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 hexpm)
+ #:use-module (guix ui)
+ #:use-module (guix utils)
+ #:use-module (guix scripts)
+ #:use-module (guix import hexpm)
+ #:use-module (guix scripts import)
+ #:use-module (srfi srfi-1)
+ #:use-module (srfi srfi-37)
+ #:use-module (srfi srfi-71)
+ #:use-module (ice-9 match)
+ #:use-module (ice-9 format)
+ #:export (guix-import-hexpm))
+
+
+;;;
+;;; Command-line options.
+;;;
+
+(define %default-options
+ '())
+
+(define (show-help)
+ (display (G_ "Usage: guix import hexpm PACKAGE-NAME
+Import and convert the hex.pm package for PACKAGE-NAME.\n"))
+ (display (G_ "
+ -h, --help display this help and exit"))
+ (display (G_ "
+ -V, --version display version information and exit"))
+ (newline)
+ (display (G_ "
+ -r, --recursive import packages recursively"))
+ (newline)
+ (show-bug-report-information))
+
+(define %options
+ ;; Specification of the command-line options.
+ (cons* (option '(#\h "help") #f #f
+ (lambda args
+ (show-help)
+ (exit 0)))
+ (option '(#\V "version") #f #f
+ (lambda args
+ (show-version-and-exit "guix import hexpm")))
+ (option '(#\r "recursive") #f #f
+ (lambda (opt name arg result)
+ (alist-cons 'recursive #t result)))
+ %standard-import-options))
+
+
+;;;
+;;; Entry point.
+;;;
+
+(define (guix-import-hexpm . args)
+ (define (parse-options)
+ ;; Return the alist of option values.
+ (parse-command-line args %options (list %default-options)
+ #:build-options? #f))
+
+ (let* ((opts (parse-options))
+ (args (filter-map (match-lambda
+ (('argument . value)
+ value)
+ (_ #f))
+ (reverse opts))))
+ (match args
+ ((spec)
+ (with-error-handling
+ (let ((name version (package-name->name+version spec)))
+ (if (assoc-ref opts 'recursive)
+ ;; Recursive import
+ (map (match-lambda
+ ((and ('package ('name name) . rest) pkg)
+ `(define-public ,(string->symbol name)
+ ,pkg))
+ (_ #f))
+ (hexpm-recursive-import name version))
+ ;; Single import
+ (let ((sexp (hexpm->guix-package name #:version version)))
+ (unless sexp
+ (leave (G_ "failed to download meta-data for package '~a'~%")
+ spec))
+ sexp)))))
+ (()
+ (leave (G_ "too few arguments~%")))
+ ((many ...)
+ (leave (G_ "too many arguments~%"))))))