mirror of
https://git.in.rschanz.org/ryan77627/guix.git
synced 2024-12-24 05:18:07 -05:00
378 lines
14 KiB
Scheme
378 lines
14 KiB
Scheme
#!/bin/sh
|
||
# aside from this initial boilerplate, this is actually -*- scheme -*- code
|
||
|
||
prefix="@prefix@"
|
||
datarootdir="@datarootdir@"
|
||
|
||
GUILE_LOAD_COMPILED_PATH="@guilemoduledir@:$GUILE_LOAD_COMPILED_PATH"
|
||
export GUILE_LOAD_COMPILED_PATH
|
||
|
||
main='(module-ref (resolve-interface '\''(guix-package)) '\'guix-package')'
|
||
exec ${GUILE-@GUILE@} -L "@guilemoduledir@" -l "$0" \
|
||
-c "(apply $main (cdr (command-line)))" "$@"
|
||
!#
|
||
;;; Guix --- Nix package management from Guile. -*- coding: utf-8 -*-
|
||
;;; Copyright (C) 2012 Ludovic Courtès <ludo@gnu.org>
|
||
;;;
|
||
;;; This file is part of Guix.
|
||
;;;
|
||
;;; 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.
|
||
;;;
|
||
;;; 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 Guix. If not, see <http://www.gnu.org/licenses/>.
|
||
|
||
(define-module (guix-package)
|
||
#:use-module (guix ui)
|
||
#:use-module (guix store)
|
||
#:use-module (guix derivations)
|
||
#:use-module (guix packages)
|
||
#:use-module (guix utils)
|
||
#:use-module (ice-9 ftw)
|
||
#:use-module (ice-9 format)
|
||
#:use-module (ice-9 match)
|
||
#:use-module (ice-9 regex)
|
||
#:use-module (srfi srfi-1)
|
||
#:use-module (srfi srfi-11)
|
||
#:use-module (srfi srfi-26)
|
||
#:use-module (srfi srfi-34)
|
||
#:use-module (srfi srfi-37)
|
||
#:autoload (distro) (find-packages-by-name)
|
||
#:use-module (distro packages base)
|
||
#:export (guix-package))
|
||
|
||
(define %store
|
||
(open-connection))
|
||
|
||
|
||
;;;
|
||
;;; User environment.
|
||
;;;
|
||
|
||
(define %user-environment-directory
|
||
(and=> (getenv "HOME")
|
||
(cut string-append <> "/.guix-profile")))
|
||
|
||
(define %profile-directory
|
||
(string-append "/nix/var/nix/profiles/"
|
||
"guix/"
|
||
(or (and=> (getenv "USER")
|
||
(cut string-append "per-user/" <>))
|
||
"default")))
|
||
|
||
(define %current-profile
|
||
(string-append %profile-directory "/profile"))
|
||
|
||
(define (profile-manifest profile)
|
||
"Return the PROFILE's manifest."
|
||
(let ((manifest (string-append profile "/manifest")))
|
||
(if (file-exists? manifest)
|
||
(call-with-input-file manifest read)
|
||
'(manifest (version 0) (packages ())))))
|
||
|
||
(define (manifest-packages manifest)
|
||
"Return the packages listed in MANIFEST."
|
||
(match manifest
|
||
(('manifest ('version 0) ('packages packages))
|
||
packages)
|
||
(_
|
||
(error "unsupported manifest format" manifest))))
|
||
|
||
(define (latest-profile-number profile)
|
||
"Return the identifying number of the latest generation of PROFILE.
|
||
PROFILE is the name of the symlink to the current generation."
|
||
(define %profile-rx
|
||
(make-regexp (string-append "^" (regexp-quote (basename profile))
|
||
"-([0-9]+)")))
|
||
|
||
(define* (scandir name #:optional (select? (const #t))
|
||
(entry<? (@ (ice-9 i18n) string-locale<?)))
|
||
;; XXX: Bug-fix version introduced in Guile v2.0.6-62-g139ce19.
|
||
(define (enter? dir stat result)
|
||
(and stat (string=? dir name)))
|
||
|
||
(define (visit basename result)
|
||
(if (select? basename)
|
||
(cons basename result)
|
||
result))
|
||
|
||
(define (leaf name stat result)
|
||
(and result
|
||
(visit (basename name) result)))
|
||
|
||
(define (down name stat result)
|
||
(visit "." '()))
|
||
|
||
(define (up name stat result)
|
||
(visit ".." result))
|
||
|
||
(define (skip name stat result)
|
||
;; All the sub-directories are skipped.
|
||
(visit (basename name) result))
|
||
|
||
(define (error name* stat errno result)
|
||
(if (string=? name name*) ; top-level NAME is unreadable
|
||
result
|
||
(visit (basename name*) result)))
|
||
|
||
(and=> (file-system-fold enter? leaf down up skip error #f name lstat)
|
||
(lambda (files)
|
||
(sort files entry<?))))
|
||
|
||
(match (scandir (dirname profile)
|
||
(cut regexp-exec %profile-rx <>))
|
||
(#f ; no profile directory
|
||
0)
|
||
(() ; no profiles
|
||
0)
|
||
((profiles ...) ; former profiles around
|
||
(let ((numbers (map (compose string->number
|
||
(cut match:substring <> 1)
|
||
(cut regexp-exec %profile-rx <>))
|
||
profiles)))
|
||
(fold (lambda (number highest)
|
||
(if (> number highest)
|
||
number
|
||
highest))
|
||
0
|
||
numbers)))))
|
||
|
||
(define (profile-derivation store packages)
|
||
"Return a derivation that builds a profile (a user environment) with
|
||
all of PACKAGES, a list of name/version/output/path tuples."
|
||
(define builder
|
||
`(begin
|
||
(use-modules (ice-9 pretty-print)
|
||
(guix build union))
|
||
|
||
(setvbuf (current-output-port) _IOLBF)
|
||
(setvbuf (current-error-port) _IOLBF)
|
||
|
||
(let ((output (assoc-ref %outputs "out"))
|
||
(inputs (map cdr %build-inputs)))
|
||
(format #t "building user environment `~a' with ~a packages...~%"
|
||
output (length inputs))
|
||
(union-build output inputs)
|
||
(call-with-output-file (string-append output "/manifest")
|
||
(lambda (p)
|
||
(pretty-print '(manifest (version 0)
|
||
(packages ,packages))
|
||
p))))))
|
||
|
||
(build-expression->derivation store "user-environment"
|
||
(%current-system)
|
||
builder
|
||
(map (match-lambda
|
||
((name version output path)
|
||
`(,name ,path)))
|
||
packages)
|
||
#:modules '((guix build union))))
|
||
|
||
|
||
;;;
|
||
;;; Command-line options.
|
||
;;;
|
||
|
||
(define %default-options
|
||
;; Alist of default option values.
|
||
`((profile . ,%current-profile)))
|
||
|
||
(define (show-help)
|
||
(display (_ "Usage: guix-package [OPTION]... PACKAGES...
|
||
Install, remove, or upgrade PACKAGES in a single transaction.\n"))
|
||
(display (_ "
|
||
-i, --install=PACKAGE install PACKAGE"))
|
||
(display (_ "
|
||
-r, --remove=PACKAGE remove PACKAGE"))
|
||
(display (_ "
|
||
-u, --upgrade=REGEXP upgrade all the installed packages matching REGEXP"))
|
||
(newline)
|
||
(display (_ "
|
||
-p, --profile=PROFILE use PROFILE instead of the user's default profile"))
|
||
(display (_ "
|
||
-n, --dry-run show what would be done without actually doing it"))
|
||
(display (_ "
|
||
-b, --bootstrap use the bootstrap Guile to build the profile"))
|
||
(newline)
|
||
(display (_ "
|
||
-h, --help display this help and exit"))
|
||
(display (_ "
|
||
-V, --version display version information and exit"))
|
||
(newline)
|
||
(format #t (_ "
|
||
Report bugs to: ~a.~%") "@PACKAGE_BUGREPORT@"))
|
||
|
||
(define %options
|
||
;; Specification of the command-line options.
|
||
(list (option '(#\h "help") #f #f
|
||
(lambda args
|
||
(show-help)
|
||
(exit 0)))
|
||
(option '(#\V "version") #f #f
|
||
(lambda args
|
||
(show-version-and-exit "guix-package")))
|
||
|
||
(option '(#\i "install") #t #f
|
||
(lambda (opt name arg result)
|
||
(alist-cons 'install arg result)))
|
||
(option '(#\r "remove") #t #f
|
||
(lambda (opt name arg result)
|
||
(alist-cons 'remove arg result)))
|
||
(option '(#\p "profile") #t #f
|
||
(lambda (opt name arg result)
|
||
(alist-cons 'profile arg
|
||
(alist-delete 'profile result))))
|
||
(option '(#\n "dry-run") #f #f
|
||
(lambda (opt name arg result)
|
||
(alist-cons 'dry-run? #t result)))
|
||
(option '(#\b "bootstrap") #f #f
|
||
(lambda (opt name arg result)
|
||
(alist-cons 'bootstrap? #t result)))))
|
||
|
||
|
||
;;;
|
||
;;; Entry point.
|
||
;;;
|
||
|
||
(define (guix-package . args)
|
||
(define (parse-options)
|
||
;; Return the alist of option values.
|
||
(args-fold args %options
|
||
(lambda (opt name arg result)
|
||
(leave (_ "~A: unrecognized option~%") name))
|
||
(lambda (arg result)
|
||
(alist-cons 'argument arg result))
|
||
%default-options))
|
||
|
||
(define (show-what-to-build drv dry-run?)
|
||
;; Show what will/would be built in realizing the derivations listed
|
||
;; in DRV.
|
||
(let* ((req (append-map (lambda (drv-path)
|
||
(let ((d (call-with-input-file drv-path
|
||
read-derivation)))
|
||
(derivation-prerequisites-to-build %store d)))
|
||
drv))
|
||
(req* (delete-duplicates
|
||
(append (remove (compose (cut valid-path? %store <>)
|
||
derivation-path->output-path)
|
||
drv)
|
||
(map derivation-input-path req)))))
|
||
(if dry-run?
|
||
(format (current-error-port)
|
||
(N_ "~:[the following derivation would be built:~%~{ ~a~%~}~;~]"
|
||
"~:[the following derivations would be built:~%~{ ~a~%~}~;~]"
|
||
(length req*))
|
||
(null? req*) req*)
|
||
(format (current-error-port)
|
||
(N_ "~:[the following derivation will be built:~%~{ ~a~%~}~;~]"
|
||
"~:[the following derivations will be built:~%~{ ~a~%~}~;~]"
|
||
(length req*))
|
||
(null? req*) req*))))
|
||
|
||
(define (find-package name)
|
||
;; Find the package NAME; NAME may contain a version number and a
|
||
;; sub-derivation name.
|
||
(define request name)
|
||
|
||
(let*-values (((name sub-drv)
|
||
(match (string-rindex name #\:)
|
||
(#f (values name "out"))
|
||
(colon (values (substring name (+ 1 colon))
|
||
(substring name colon)))))
|
||
((name version)
|
||
(package-name->name+version name)))
|
||
(match (find-packages-by-name name version)
|
||
((p)
|
||
(list name version sub-drv p))
|
||
((p _ ...)
|
||
(format (current-error-port)
|
||
(_ "warning: ambiguous package specification `~a'~%")
|
||
request)
|
||
(format (current-error-port)
|
||
(_ "warning: choosing ~s~%")
|
||
p)
|
||
(list name version sub-drv p))
|
||
(()
|
||
(leave (_ "~a: package not found~%") request)))))
|
||
|
||
(setlocale LC_ALL "")
|
||
(textdomain "guix")
|
||
(setvbuf (current-output-port) _IOLBF)
|
||
(setvbuf (current-error-port) _IOLBF)
|
||
|
||
(let ((opts (parse-options)))
|
||
(with-error-handling
|
||
(parameterize ((%guile-for-build
|
||
(package-derivation %store
|
||
(if (assoc-ref opts 'bootstrap?)
|
||
(@@ (distro packages base)
|
||
%bootstrap-guile)
|
||
guile-2.0))))
|
||
(let* ((dry-run? (assoc-ref opts 'dry-run?))
|
||
(profile (assoc-ref opts 'profile))
|
||
(install (filter-map (match-lambda
|
||
(('install . (? store-path?))
|
||
#f)
|
||
(('install . package)
|
||
(find-package package))
|
||
(_ #f))
|
||
opts))
|
||
(drv (filter-map (match-lambda
|
||
((name version sub-drv
|
||
(? package? package))
|
||
(package-derivation %store package))
|
||
(_ #f))
|
||
install))
|
||
(install* (append
|
||
(filter-map (match-lambda
|
||
(('install . (? store-path? path))
|
||
`(,(store-path-package-name path)
|
||
#f #f ,path))
|
||
(_ #f))
|
||
opts)
|
||
(map (lambda (tuple drv)
|
||
(match tuple
|
||
((name version sub-drv _)
|
||
(let ((output-path
|
||
(derivation-path->output-path
|
||
drv sub-drv)))
|
||
`(,name ,version ,sub-drv ,output-path)))))
|
||
install drv)))
|
||
(remove (filter-map (match-lambda
|
||
(('remove . package)
|
||
package)
|
||
(_ #f))
|
||
opts))
|
||
(packages (append install*
|
||
(fold alist-delete
|
||
(manifest-packages
|
||
(profile-manifest profile))
|
||
remove))))
|
||
|
||
(show-what-to-build drv dry-run?)
|
||
|
||
(or dry-run?
|
||
(and (build-derivations %store drv)
|
||
(let* ((prof-drv (profile-derivation %store packages))
|
||
(prof (derivation-path->output-path prof-drv))
|
||
(number (latest-profile-number profile))
|
||
(name (format #f "~a/~a-~a-link"
|
||
(dirname profile)
|
||
(basename profile) (+ 1 number))))
|
||
(and (build-derivations %store (list prof-drv))
|
||
(begin
|
||
(symlink prof name)
|
||
(when (file-exists? profile)
|
||
(delete-file profile))
|
||
(symlink name profile)))))))))))
|
||
|
||
;; Local Variables:
|
||
;; eval: (put 'guard 'scheme-indent-function 1)
|
||
;; End:
|