64 lines
2.2 KiB
Scheme
64 lines
2.2 KiB
Scheme
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;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2015 David Thompson <davet@gnu.org>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (guix scripts container)
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#:use-module (ice-9 match)
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#:use-module (guix ui)
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#:export (guix-container))
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(define (show-help)
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(display (_ "Usage: guix container ACTION ARGS...
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Build and manipulate Linux containers.\n"))
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(newline)
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(display (_ "The valid values for ACTION are:\n"))
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(newline)
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(display (_ "\
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exec execute a command inside of an existing container\n"))
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(newline)
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(display (_ "
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-h, --help display this help and exit"))
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(display (_ "
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-V, --version display version information and exit"))
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(newline)
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(show-bug-report-information))
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(define %actions '("exec"))
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(define (resolve-action name)
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(let ((module (resolve-interface
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`(guix scripts container ,(string->symbol name))))
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(proc (string->symbol (string-append "guix-container-" name))))
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(module-ref module proc)))
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(define (guix-container . args)
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(with-error-handling
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(match args
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(()
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(format (current-error-port)
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(_ "guix container: missing action~%")))
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((or ("-h") ("--help"))
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(show-help)
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(exit 0))
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(("--version")
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(show-version-and-exit "guix container"))
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((action args ...)
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(if (member action %actions)
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(apply (resolve-action action) args)
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(format (current-error-port)
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(_ "guix container: invalid action~%")))))))
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