f814d33cbd
* guix/scripts/container.scm (%options): Handle EPIPE errors when displaying help.
69 lines
2.4 KiB
Scheme
69 lines
2.4 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
|
|
;;; Copyright © 2015 David Thompson <davet@gnu.org>
|
|
;;; Copyright © 2018 Kyle Meyer <kyle@kyleam.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 container)
|
|
#:use-module (ice-9 match)
|
|
#:use-module (guix ui)
|
|
#:use-module (guix scripts)
|
|
#:export (guix-container))
|
|
|
|
(define (show-help)
|
|
(display (G_ "Usage: guix container ACTION ARGS...
|
|
Build and manipulate Linux containers.\n"))
|
|
(newline)
|
|
(display (G_ "The valid values for ACTION are:\n"))
|
|
(newline)
|
|
(display (G_ "\
|
|
exec execute a command inside of an existing container\n"))
|
|
(newline)
|
|
(display (G_ "
|
|
-h, --help display this help and exit"))
|
|
(display (G_ "
|
|
-V, --version display version information and exit"))
|
|
(newline)
|
|
(show-bug-report-information))
|
|
|
|
(define %actions '("exec"))
|
|
|
|
(define (resolve-action name)
|
|
(let ((module (resolve-interface
|
|
`(guix scripts container ,(string->symbol name))))
|
|
(proc (string->symbol (string-append "guix-container-" name))))
|
|
(module-ref module proc)))
|
|
|
|
(define-command (guix-container . args)
|
|
(category development)
|
|
(synopsis "run code in containers created by 'guix environment -C'")
|
|
|
|
(with-error-handling
|
|
(match args
|
|
(()
|
|
(format (current-error-port)
|
|
(G_ "guix container: missing action~%")))
|
|
((or ("-h") ("--help"))
|
|
(leave-on-EPIPE (show-help))
|
|
(exit 0))
|
|
((or ("-V") ("--version"))
|
|
(show-version-and-exit "guix container"))
|
|
((action args ...)
|
|
(if (member action %actions)
|
|
(apply (resolve-action action) args)
|
|
(format (current-error-port)
|
|
(G_ "guix container: invalid action~%")))))))
|