profiles: Add fonts-dir-file hook.

* guix/profiles.scm (fonts-dir-file): New procedure.
(%default-profile-hooks): Add it.
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Alex Kost 2016-06-30 22:01:06 +03:00
parent 84b5d9075c
commit 9eb5a449ee
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@ -1,7 +1,7 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013, 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2013 Nikita Karetnikov <nikita@karetnikov.org>
;;; Copyright © 2014 Alex Kost <alezost@gmail.com>
;;; Copyright © 2014, 2016 Alex Kost <alezost@gmail.com>
;;; Copyright © 2015 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2015 Sou Bunnbu <iyzsong@gmail.com>
;;;
@ -756,10 +756,51 @@ (define build
#:substitutable? #f)
(return #f))))
(define (fonts-dir-file manifest)
"Return a derivation that builds the @file{fonts.dir} and @file{fonts.scale}
files for the truetype fonts of the @var{manifest} entries."
(define mkfontscale
(module-ref (resolve-interface '(gnu packages xorg)) 'mkfontscale))
(define mkfontdir
(module-ref (resolve-interface '(gnu packages xorg)) 'mkfontdir))
(define build
#~(begin
(use-modules (srfi srfi-26)
(guix build utils)
(guix build union))
(let ((ttf-dirs (filter file-exists?
(map (cut string-append <>
"/share/fonts/truetype")
'#$(manifest-inputs manifest)))))
(mkdir #$output)
(if (null? ttf-dirs)
(exit #t)
(let* ((fonts-dir (string-append #$output "/share/fonts"))
(ttf-dir (string-append fonts-dir "/truetype"))
(mkfontscale (string-append #+mkfontscale
"/bin/mkfontscale"))
(mkfontdir (string-append #+mkfontdir
"/bin/mkfontdir")))
(mkdir-p fonts-dir)
(union-build ttf-dir ttf-dirs
#:log-port (%make-void-port "w"))
(with-directory-excursion ttf-dir
(exit (and (zero? (system* mkfontscale))
(zero? (system* mkfontdir))))))))))
(gexp->derivation "fonts-dir" build
#:modules '((guix build utils)
(guix build union))
#:local-build? #t
#:substitutable? #f))
(define %default-profile-hooks
;; This is the list of derivation-returning procedures that are called by
;; default when making a non-empty profile.
(list info-dir-file
fonts-dir-file
ghc-package-cache-file
ca-certificate-bundle
gtk-icon-themes