224 lines
8.4 KiB
Scheme
224 lines
8.4 KiB
Scheme
;;; 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 packages)
|
|
#:use-module (guix utils)
|
|
#:use-module (guix store)
|
|
#:use-module (guix build-system)
|
|
#:use-module (ice-9 match)
|
|
#:use-module (srfi srfi-1)
|
|
#:use-module (srfi srfi-9)
|
|
#:export (location
|
|
location?
|
|
location-file
|
|
location-line
|
|
location-column
|
|
|
|
origin
|
|
origin?
|
|
origin-uri
|
|
origin-method
|
|
origin-sha256
|
|
origin-file-name
|
|
base32
|
|
|
|
package
|
|
package?
|
|
package-name
|
|
package-version
|
|
package-source
|
|
package-build-system
|
|
package-arguments
|
|
package-inputs
|
|
package-native-inputs
|
|
package-propagated-inputs
|
|
package-outputs
|
|
package-search-paths
|
|
package-description
|
|
package-long-description
|
|
package-license
|
|
package-platforms
|
|
package-maintainers
|
|
package-properties
|
|
package-location
|
|
|
|
package-transitive-inputs
|
|
package-source-derivation
|
|
package-derivation
|
|
package-cross-derivation))
|
|
|
|
;;; Commentary:
|
|
;;;
|
|
;;; This module provides a high-level mechanism to define packages in a
|
|
;;; Guix-based distribution.
|
|
;;;
|
|
;;; Code:
|
|
|
|
;; A source location.
|
|
(define-record-type <location>
|
|
(make-location file line column)
|
|
location?
|
|
(file location-file) ; file name
|
|
(line location-line) ; 1-indexed line
|
|
(column location-column)) ; 0-indexed column
|
|
|
|
(define location
|
|
(memoize
|
|
(lambda (file line column)
|
|
"Return the <location> object for the given FILE, LINE, and COLUMN."
|
|
(and line column file
|
|
(make-location file line column)))))
|
|
|
|
(define (source-properties->location loc)
|
|
"Return a location object based on the info in LOC, an alist as returned
|
|
by Guile's `source-properties', `frame-source', `current-source-location',
|
|
etc."
|
|
(let ((file (assq-ref loc 'filename))
|
|
(line (assq-ref loc 'line))
|
|
(col (assq-ref loc 'column)))
|
|
(location file (and line (+ line 1)) col)))
|
|
|
|
|
|
;; The source of a package, such as a tarball URL and fetcher---called
|
|
;; "origin" to avoid name clash with `package-source', `source', etc.
|
|
(define-record-type* <origin>
|
|
origin make-origin
|
|
origin?
|
|
(uri origin-uri) ; string
|
|
(method origin-method) ; symbol
|
|
(sha256 origin-sha256) ; bytevector
|
|
(file-name origin-file-name (default #f))) ; optional file name
|
|
|
|
(define-syntax base32
|
|
(lambda (s)
|
|
"Return the bytevector corresponding to the given Nix-base32
|
|
representation."
|
|
(syntax-case s ()
|
|
((_ str)
|
|
(string? (syntax->datum #'str))
|
|
(with-syntax ((bv (nix-base32-string->bytevector
|
|
(syntax->datum #'str))))
|
|
#''bv)))))
|
|
|
|
;; A package.
|
|
(define-record-type* <package>
|
|
package make-package
|
|
package?
|
|
(name package-name) ; string
|
|
(version package-version) ; string
|
|
(source package-source) ; <origin> instance
|
|
(build-system package-build-system) ; build system
|
|
(arguments package-arguments ; arguments for the build method
|
|
(default '()))
|
|
|
|
(inputs package-inputs ; input packages or derivations
|
|
(default '()))
|
|
(propagated-inputs package-propagated-inputs ; same, but propagated
|
|
(default '()))
|
|
(native-inputs package-native-inputs ; native input packages/derivations
|
|
(default '()))
|
|
(self-native-input? package-self-native-input? ; whether to use itself as
|
|
; a native input when cross-
|
|
(default #f)) ; compiling
|
|
|
|
(outputs package-outputs ; list of strings
|
|
(default '("out")))
|
|
(search-paths package-search-paths ; list of (ENV-VAR (DIRS ...))
|
|
(default '())) ; tuples; see
|
|
; `set-path-environment-variable'
|
|
; (aka. "setup-hook")
|
|
|
|
(description package-description) ; one-line description
|
|
(long-description package-long-description) ; one or two paragraphs
|
|
(license package-license (default '()))
|
|
(home-page package-home-page)
|
|
(platforms package-platforms (default '()))
|
|
(maintainers package-maintainers (default '()))
|
|
|
|
(properties package-properties (default '())) ; alist for anything else
|
|
|
|
(location package-location
|
|
(default (and=> (current-source-location)
|
|
source-properties->location))))
|
|
|
|
(define (package-source-derivation store source)
|
|
"Return the derivation path for SOURCE, a package source."
|
|
(match source
|
|
(($ <origin> uri method sha256 name)
|
|
(method store uri 'sha256 sha256 name))))
|
|
|
|
(define (package-transitive-inputs package)
|
|
"Return the transitive inputs of PACKAGE---i.e., its direct inputs along
|
|
with their propagated inputs, recursively."
|
|
(let loop ((inputs (concatenate (list (package-native-inputs package)
|
|
(package-inputs package)
|
|
(package-propagated-inputs package))))
|
|
(result '()))
|
|
(match inputs
|
|
(()
|
|
(delete-duplicates (reverse result))) ; XXX: efficiency
|
|
(((and i (name (? package? p) sub ...)) rest ...)
|
|
(let ((t (map (match-lambda
|
|
((dep-name derivation ...)
|
|
(cons (string-append name "/" dep-name)
|
|
derivation)))
|
|
(package-propagated-inputs p))))
|
|
(loop (append t rest)
|
|
(append t (cons i result)))))
|
|
((input rest ...)
|
|
(loop rest (cons input result))))))
|
|
|
|
(define* (package-derivation store package
|
|
#:optional (system (%current-system)))
|
|
"Return the derivation of PACKAGE for SYSTEM."
|
|
(match package
|
|
(($ <package> name version source (= build-system-builder builder)
|
|
args inputs propagated-inputs native-inputs self-native-input?
|
|
outputs)
|
|
;; TODO: For `search-paths', add a builder prologue that calls
|
|
;; `set-path-environment-variable'.
|
|
(let ((inputs (map (match-lambda
|
|
(((? string? name) (and package ($ <package>)))
|
|
(list name (package-derivation store package)))
|
|
(((? string? name) (and package ($ <package>))
|
|
(? string? sub-drv))
|
|
(list name (package-derivation store package)
|
|
sub-drv))
|
|
(((? string? name)
|
|
(and (? string?) (? derivation-path?) drv))
|
|
(list name drv))
|
|
(((? string? name)
|
|
(and (? string?) (? (negate store-path?))
|
|
(? file-exists? file)))
|
|
(list name
|
|
(add-to-store store (basename file)
|
|
#t #f "sha256" file))))
|
|
(package-transitive-inputs package))))
|
|
(apply builder
|
|
store (string-append name "-" version)
|
|
(package-source-derivation store source)
|
|
inputs
|
|
#:outputs outputs #:system system
|
|
(if (procedure? args)
|
|
(args system)
|
|
args))))))
|
|
|
|
(define* (package-cross-derivation store package)
|
|
;; TODO
|
|
#f)
|