118 lines
		
	
	
	
		
			3.8 KiB
		
	
	
	
		
			Scheme
		
	
	
	
	
	
			
		
		
	
	
			118 lines
		
	
	
	
		
			3.8 KiB
		
	
	
	
		
			Scheme
		
	
	
	
	
	
| ;;; GNU Guix --- Functional package management for GNU
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| ;;; Copyright © 2020 Jan (janneke) Nieuwenhuizen <janneke@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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| 
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| (define-module (gnu services hurd)
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|   #:use-module (gnu packages admin)
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|   #:use-module (gnu packages hurd)
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|   #:use-module (gnu services)
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|   #:use-module (gnu services shepherd)
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|   #:use-module (gnu system)
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|   #:use-module (guix gexp)
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|   #:use-module (guix records)
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|   #:export (hurd-console-configuration
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|             hurd-console-service-type
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|             hurd-getty-configuration
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|             hurd-getty-service-type))
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| 
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| ;;; Commentary:
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| ;;;
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| ;;; This module implements services for the Hurd.
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| ;;;
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| ;;; Code:
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| 
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| ;;;
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| ;;; The Hurd VGA console service.
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| ;;;
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| 
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| (define-record-type* <hurd-console-configuration>
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|   hurd-console-configuration make-hurd-console-configuration
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|   hurd-console-configuration?
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|   (hurd   hurd-console-configuration-hurd ;package
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|           (default hurd)))
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| 
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| (define (hurd-console-shepherd-service config)
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|   "Return a <shepherd-service> for a Hurd VGA console with CONFIG."
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| 
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|   (define console-command
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|     #~(list
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|        (string-append #$(hurd-console-configuration-hurd config) "/bin/console")
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|        "-c" "/dev/vcs"
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|        "-d" "vga"
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|        "-d" "pc_kbd"
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|        "-d" "generic_speaker"))
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| 
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|   (list (shepherd-service
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|          (documentation "Run the Hurd’s VGA console client.")
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|          (provision '(console))
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|          (requirement '(user-processes))
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|          (start #~(make-forkexec-constructor #$console-command))
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|          (stop #~(make-kill-destructor)))))
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| 
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| (define hurd-console-service-type
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|   (service-type
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|    (name 'console)
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|    (description "Run the Hurd console client.")
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|    (extensions
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|     (list (service-extension shepherd-root-service-type
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|                              hurd-console-shepherd-service)))
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|    (default-value (hurd-console-configuration))))
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| 
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| 
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| ;;;
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| ;;; The Hurd getty service.
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| ;;;
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| 
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| (define-record-type* <hurd-getty-configuration>
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|   hurd-getty-configuration make-hurd-getty-configuration
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|   hurd-getty-configuration?
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|   (hurd       hurd-getty-configuration-hurd  ;<package>
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|               (default hurd))
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|   (tty        hurd-getty-configuration-tty)  ;string
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|   (baud-rate  hurd-getty-configuration-baud-rate
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|               (default 38400)))              ;integer
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| 
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| (define (hurd-getty-shepherd-service config)
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|   "Return a <shepherd-service> for a Hurd getty with CONFIG."
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| 
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|   (let ((hurd      (hurd-getty-configuration-hurd config))
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|         (tty       (hurd-getty-configuration-tty config))
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|         (baud-rate (hurd-getty-configuration-baud-rate config)))
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| 
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|     (define getty-command
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|       #~(list
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|          (string-append #$hurd "/libexec/getty")
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|          #$(number->string baud-rate)
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|          #$tty))
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| 
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|     (list
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|      (shepherd-service
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|       (documentation "Run getty on a tty.")
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|       (provision (list (string->symbol (string-append "term-" tty))))
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|       (requirement '(user-processes console))
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|       (start #~(make-forkexec-constructor #$getty-command))
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|       (stop  #~(make-kill-destructor))))))
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| 
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| (define hurd-getty-service-type
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|   (service-type
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|    (name 'getty)
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|    (extensions (list (service-extension shepherd-root-service-type
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|                                         hurd-getty-shepherd-service)))
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|    (description
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|     "Provide console login using the Hurd @command{getty} program.")))
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| 
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| ;;; hurd.scm ends here
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