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authorRicardo Wurmus <rekado@elephly.net>2016-09-22 22:27:06 +0200
committerRicardo Wurmus <rekado@elephly.net>2016-09-26 07:58:17 +0200
commit7ddc178093a4e705c9221ef2758eeeb9af7284f8 (patch)
treef05c94bb3564ad32cae8b8200495746e04674595 /guix/profiles.scm
parent2c9f4786c967d2e5090cef2a18bebf8d840e9428 (diff)
profiles: Build GTK+ input module cache.
* guix/profiles.scm (gtk-im-modules): New procedure. (%default-profile-hooks): Add it.
Diffstat (limited to 'guix/profiles.scm')
-rw-r--r--guix/profiles.scm62
1 files changed, 62 insertions, 0 deletions
diff --git a/guix/profiles.scm b/guix/profiles.scm
index 78deeb7977..e7319a8a10 100644
--- a/guix/profiles.scm
+++ b/guix/profiles.scm
@@ -4,6 +4,7 @@
;;; Copyright © 2014, 2016 Alex Kost <alezost@gmail.com>
;;; Copyright © 2015 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2015 Sou Bunnbu <iyzsong@gmail.com>
+;;; Copyright © 2016 Ricardo Wurmus <rekado@elephly.net>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -723,6 +724,66 @@ creates the GTK+ 'icon-theme.cache' file for each theme."
#:substitutable? #f)
(return #f))))
+(define (gtk-im-modules manifest)
+ "Return a derivation that builds the cache files for input method modules
+for both major versions of GTK+."
+
+ (mlet %store-monad ((gtk+ (manifest-lookup-package manifest "gtk+" "3"))
+ (gtk+-2 (manifest-lookup-package manifest "gtk+" "2")))
+
+ (define (build gtk gtk-version)
+ (let ((major (string-take gtk-version 1)))
+ (with-imported-modules '((guix build utils)
+ (guix build union)
+ (guix build profiles)
+ (guix search-paths)
+ (guix records))
+ #~(begin
+ (use-modules (guix build utils)
+ (guix build union)
+ (guix build profiles)
+ (ice-9 popen)
+ (srfi srfi-1)
+ (srfi srfi-26))
+
+ (let* ((prefix (string-append "/lib/gtk-" #$major ".0/"
+ #$gtk-version))
+ (query (string-append #$gtk "/bin/gtk-query-immodules-"
+ #$major ".0"))
+ (destdir (string-append #$output prefix))
+ (moddirs (cons (string-append #$gtk prefix "/immodules")
+ (filter file-exists?
+ (map (cut string-append <> prefix "/immodules")
+ '#$(manifest-inputs manifest)))))
+ (modules (append-map (cut find-files <> "\\.so$")
+ moddirs)))
+
+ ;; Generate a new immodules cache file.
+ (mkdir-p (string-append #$output prefix))
+ (let ((pipe (apply open-pipe* OPEN_READ query modules))
+ (outfile (string-append #$output prefix
+ "/immodules-gtk" #$major ".cache")))
+ (dynamic-wind
+ (const #t)
+ (lambda ()
+ (call-with-output-file outfile
+ (lambda (out)
+ (while (not (eof-object? (peek-char pipe)))
+ (write-char (read-char pipe) out))))
+ #t)
+ (lambda ()
+ (close-pipe pipe)))))))))
+
+ ;; Don't run the hook when there's nothing to do.
+ (let ((gexp #~(begin
+ #$(if gtk+ (build gtk+ "3.0.0") #t)
+ #$(if gtk+-2 (build gtk+-2 "2.10.0") #t))))
+ (if (or gtk+ gtk+-2)
+ (gexp->derivation "gtk-im-modules" gexp
+ #:local-build? #t
+ #:substitutable? #f)
+ (return #f)))))
+
(define (xdg-desktop-database manifest)
"Return a derivation that builds the @file{mimeinfo.cache} database from
desktop files. It's used to query what applications can handle a given
@@ -844,6 +905,7 @@ files for the truetype fonts of the @var{manifest} entries."
ghc-package-cache-file
ca-certificate-bundle
gtk-icon-themes
+ gtk-im-modules
xdg-desktop-database
xdg-mime-database))