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;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2014, 2015, 2016, 2017, 2019, 2020 Ludovic Courtès <ludo@gnu.org> ;;; Copyright © 2015 Joshua S. Grant <jgrant@parenthetical.io> ;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.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 (gnu) #:use-module (guix i18n) #:use-module (guix diagnostics) #:use-module (srfi srfi-34) #:use-module (srfi srfi-35) #:use-module (ice-9 match) #:use-module (guix packages) #:use-module (gnu packages) #:use-module (gnu services) #:export (use-package-modules use-service-modules use-system-modules)) ;;; Commentary: ;;; ;;; This composite module re-exports core parts the (gnu …) public modules. ;;; ;;; Code: (eval-when (eval load compile) (begin (define %public-modules '((gnu system) (gnu system mapped-devices) (gnu system file-systems) (gnu bootloader) (gnu bootloader grub) (gnu system keyboard) (gnu system pam) (gnu system shadow) ; 'user-account' (gnu system linux-initrd) (gnu system nss) (gnu services) (gnu services base) (gnu packages) (gnu packages base) (guix gexp))) ; so gexps can be used (for-each (let ((i (module-public-interface (current-module)))) (lambda (m) (module-use! i (resolve-interface m)))) %public-modules))) (define (%try-use-modules modules location make-hint) "Attempt to load all of MODULES. Report errors as coming from LOCATION, a <location> record, and use MAKE-HINT to produce a fix hint." (define (location->string loc) (match loc (#f "") (($ <location> file line column) (format #f "~a:~a:~a: " file line column)))) (for-each (lambda (module) (catch 'misc-error (lambda () (process-use-modules `((,module)))) (lambda _ (raise (apply make-compound-condition (formatted-message (G_ "module ~a not found") module) (condition (&error-location (location location))) (or (and=> (make-hint module) list) '())))))) modules)) (define (package-module-hint module) (define last-name (match module ((_ ... last) (symbol->string last)))) (match (find-packages-by-name last-name) (() (condition (&fix-hint (hint (G_ "\ You may use @command{guix package --show=foo | grep location} to search for the location of package @code{foo}. If you get the line @code{location: gnu/packages/bar.scm:174:2}, add @code{bar} to the @code{use-package-modules} form."))))) ((package _ ...) (condition (&fix-hint (hint (format #f (G_ "\ Try adding @code{(use-package-modules ~a)}.") (basename (location-file (package-location package)) ".scm")))))))) (define (service-module-hint module) (define last-name (match module ((_ ... last) last))) (match (lookup-service-types last-name) (() (condition (&fix-hint (hint (format #f (G_ "\ You may use @command{guix system search ~a} to search for a service matching @code{~a}. If you get the line @code{location: gnu/services/foo.scm:188:2}, add @code{foo} to the @code{use-service-modules} form.") last-name last-name))))) ((package _ ...) (condition (&fix-hint (hint (format #f (G_ "\ Try adding @code{(use-service-modules ~a)}.") (basename (location-file (service-type-location package)) ".scm")))))))) (define-syntax-rule (try-use-modules hint modules ...) (eval-when (expand load eval) (%try-use-modules '(modules ...) (source-properties->location (current-source-location)) hint))) (define-syntax-rule (use-package-modules module ...) (try-use-modules package-module-hint (gnu packages module) ...)) (define-syntax-rule (use-service-modules module ...) (try-use-modules service-module-hint (gnu services module) ...)) (define-syntax-rule (use-system-modules module ...) (try-use-modules (const #f) ;no hint (gnu system module) ...)) ;;; gnu.scm ends here
