diff options
Diffstat (limited to 'guix/profiles.scm')
| -rw-r--r-- | guix/profiles.scm | 143 |
1 files changed, 107 insertions, 36 deletions
diff --git a/guix/profiles.scm b/guix/profiles.scm index a3277cef71..8355af7a48 100644 --- a/guix/profiles.scm +++ b/guix/profiles.scm @@ -445,6 +445,40 @@ replace it." (cons (gexp-input thing output) deps))) (manifest-entries manifest))) +(define (manifest-lookup-package manifest name) + "Return as a monadic value the first package or store path referenced by +MANIFEST that named NAME, or #f if not found." + ;; Return as a monadic value the package or store path referenced by the + ;; manifest ENTRY, or #f if not referenced. + (define (entry-lookup-package entry) + (define (find-among-inputs inputs) + (find (lambda (input) + (and (package? input) + (equal? name (package-name input)))) + inputs)) + (define (find-among-store-items items) + (find (lambda (item) + (equal? name (package-name->name+version + (store-path-package-name item)))) + items)) + + ;; TODO: Factorize. + (define references* + (store-lift references)) + + (with-monad %store-monad + (match (manifest-entry-item entry) + ((? package? package) + (match (package-transitive-inputs package) + (((labels inputs . _) ...) + (return (find-among-inputs inputs))))) + ((? string? item) + (mlet %store-monad ((refs (references* item))) + (return (find-among-store-items refs))))))) + + (anym %store-monad + entry-lookup-package (manifest-entries manifest))) + (define (info-dir-file manifest) "Return a derivation that builds the 'dir' file for all the entries of MANIFEST." @@ -608,41 +642,7 @@ MANIFEST. Single-file bundles are required by programs such as Git and Lynx." (define (gtk-icon-themes manifest) "Return a derivation that unions all icon themes from manifest entries and creates the GTK+ 'icon-theme.cache' file for each theme." - ;; Return as a monadic value the GTK+ package or store path referenced by the - ;; manifest ENTRY, or #f if not referenced. - (define (entry-lookup-gtk+ entry) - (define (find-among-inputs inputs) - (find (lambda (input) - (and (package? input) - (string=? "gtk+" (package-name input)))) - inputs)) - - (define (find-among-store-items items) - (find (lambda (item) - (equal? "gtk+" - (package-name->name+version - (store-path-package-name item)))) - items)) - - ;; TODO: Factorize. - (define references* - (store-lift references)) - - (with-monad %store-monad - (match (manifest-entry-item entry) - ((? package? package) - (match (package-transitive-inputs package) - (((labels inputs . _) ...) - (return (find-among-inputs inputs))))) - ((? string? item) - (mlet %store-monad ((refs (references* item))) - (return (find-among-store-items refs))))))) - - (define (manifest-lookup-gtk+ manifest) - (anym %store-monad - entry-lookup-gtk+ (manifest-entries manifest))) - - (mlet %store-monad ((gtk+ (manifest-lookup-gtk+ manifest))) + (mlet %store-monad ((gtk+ (manifest-lookup-package manifest "gtk+"))) (define build #~(begin (use-modules (guix build utils) @@ -686,13 +686,84 @@ creates the GTK+ 'icon-theme.cache' file for each theme." #: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 +MIME type." + (mlet %store-monad ((desktop-file-utils + (manifest-lookup-package + manifest "desktop-file-utils"))) + (define build + #~(begin + (use-modules (srfi srfi-26) + (guix build utils) + (guix build union)) + (let* ((destdir (string-append #$output "/share/applications")) + (appdirs (filter file-exists? + (map (cut string-append <> + "/share/applications") + '#$(manifest-inputs manifest)))) + (update-desktop-database (string-append + #+desktop-file-utils + "/bin/update-desktop-database"))) + (mkdir-p (string-append #$output "/share")) + (union-build destdir appdirs + #:log-port (%make-void-port "w")) + (zero? (system* update-desktop-database destdir))))) + + ;; Don't run the hook when 'desktop-file-utils' is not referenced. + (if desktop-file-utils + (gexp->derivation "xdg-desktop-database" build + #:modules '((guix build utils) + (guix build union)) + #:local-build? #t + #:substitutable? #f) + (return #f)))) + +(define (xdg-mime-database manifest) + "Return a derivation that builds the @file{mime.cache} database from manifest +entries. It's used to query the MIME type of a given file." + (mlet %store-monad ((shared-mime-info + (manifest-lookup-package + manifest "shared-mime-info"))) + (define build + #~(begin + (use-modules (srfi srfi-26) + (guix build utils) + (guix build union)) + (let* ((datadir (string-append #$output "/share")) + (destdir (string-append datadir "/mime")) + (mimedirs (filter file-exists? + (map (cut string-append <> + "/share/mime") + '#$(manifest-inputs manifest)))) + (update-mime-database (string-append + #+shared-mime-info + "/bin/update-mime-database"))) + (mkdir-p datadir) + (union-build destdir mimedirs + #:log-port (%make-void-port "w")) + (setenv "XDG_DATA_HOME" datadir) + (zero? (system* update-mime-database destdir))))) + + ;; Don't run the hook when 'shared-mime-info' is referenced. + (if shared-mime-info + (gexp->derivation "xdg-mime-database" build + #:modules '((guix build utils) + (guix build union)) + #:local-build? #t + #:substitutable? #f) + (return #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 ghc-package-cache-file ca-certificate-bundle - gtk-icon-themes)) + gtk-icon-themes + xdg-desktop-database + xdg-mime-database)) (define* (profile-derivation manifest #:key |