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author | Ludovic Courtès <ludo@gnu.org> | 2014-09-18 18:42:39 +0200 |
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committer | Ludovic Courtès <ludo@gnu.org> | 2014-09-18 18:45:00 +0200 |
commit | cb823dd279b77566f2974b210fbd58a7c53a2b0a (patch) | |
tree | 2941ab1617685a08cf49c3069200fd9df2ee67e7 /guix/scripts | |
parent | 2f7a10db6d9507cf0b4f7a965e13c59ea682ad68 (diff) | |
download | guix-patches-cb823dd279b77566f2974b210fbd58a7c53a2b0a.tar guix-patches-cb823dd279b77566f2974b210fbd58a7c53a2b0a.tar.gz |
pull: Rewrite using gexps.
* guix/scripts/pull.scm (unpack): Remove 'store' parameter. Rewrite
using 'gexp->derivation'.
(what-to-build, indirect-root-added, build-and-install): New
procedures.
(guix-pull): Use it.
Diffstat (limited to 'guix/scripts')
-rw-r--r-- | guix/scripts/pull.scm | 86 |
1 files changed, 47 insertions, 39 deletions
diff --git a/guix/scripts/pull.scm b/guix/scripts/pull.scm index 5dafb84f91..c2ea0e3d97 100644 --- a/guix/scripts/pull.scm +++ b/guix/scripts/pull.scm @@ -23,6 +23,8 @@ #:use-module (guix packages) #:use-module (guix derivations) #:use-module (guix download) + #:use-module (guix gexp) + #:use-module (guix monads) #:use-module (gnu packages base) #:use-module (gnu packages guile) #:use-module ((gnu packages bootstrap) @@ -38,34 +40,27 @@ "http://git.savannah.gnu.org/cgit/guix.git/snapshot/guix-master.tar.gz" ) -(define* (unpack store tarball #:key verbose?) +(define* (unpack tarball #:key verbose?) "Return a derivation that unpacks TARBALL into STORE and compiles Scheme files." (define builder - `(begin - (use-modules (guix build pull)) + #~(begin + (use-modules (guix build pull)) - (build-guix (assoc-ref %outputs "out") - (assoc-ref %build-inputs "tarball") + (build-guix #$output #$tarball - ;; XXX: This is not perfect, enabling VERBOSE? means - ;; building a different derivation. - #:debug-port (if ',verbose? - (current-error-port) - (%make-void-port "w")) - #:tar (assoc-ref %build-inputs "tar") - #:gzip (assoc-ref %build-inputs "gzip") - #:gcrypt (assoc-ref %build-inputs "gcrypt")))) + ;; XXX: This is not perfect, enabling VERBOSE? means + ;; building a different derivation. + #:debug-port (if #$verbose? + (current-error-port) + (%make-void-port "w")) + #:tar #$tar + #:gzip #$gzip + #:gcrypt #$libgcrypt))) - (build-expression->derivation store "guix-latest" builder - #:inputs - `(("tar" ,(package-derivation store tar)) - ("gzip" ,(package-derivation store gzip)) - ("gcrypt" ,(package-derivation store - libgcrypt)) - ("tarball" ,tarball)) - #:modules '((guix build pull) - (guix build utils)))) + (gexp->derivation "guix-latest" builder + #:modules '((guix build pull) + (guix build utils)))) ;;; @@ -114,6 +109,33 @@ Download and deploy the latest version of Guix.\n")) (lambda args (show-version-and-exit "guix pull"))))) +(define what-to-build + (store-lift show-what-to-build)) +(define indirect-root-added + (store-lift add-indirect-root)) + +(define* (build-and-install tarball config-dir + #:key verbose?) + "Build the tool from TARBALL, and install it in CONFIG-DIR." + (mlet* %store-monad ((source (unpack tarball #:verbose? verbose?)) + (source-dir -> (derivation->output-path source)) + (to-do? (what-to-build (list source)))) + (if to-do? + (mlet* %store-monad ((built? (built-derivations (list source)))) + (if built? + (mlet* %store-monad + ((latest -> (string-append config-dir "/latest")) + (done (indirect-root-added latest))) + (switch-symlinks latest source-dir) + (format #t + (_ "updated ~a successfully deployed under `~a'~%") + %guix-package-name latest) + (return #t)) + (leave (_ "failed to update Guix, check the build log~%")))) + (begin + (display (_ "Guix already up to date\n")) + (return #t))))) + (define (guix-pull . args) (define (parse-options) ;; Return the alist of option values. @@ -136,20 +158,6 @@ Download and deploy the latest version of Guix.\n")) (if (assoc-ref opts 'bootstrap?) %bootstrap-guile (canonical-package guile-2.0))))) - (let* ((config-dir (config-directory)) - (source (unpack store tarball - #:verbose? (assoc-ref opts 'verbose?))) - (source-dir (derivation->output-path source))) - (if (show-what-to-build store (list source)) - (if (build-derivations store (list source)) - (let ((latest (string-append config-dir "/latest"))) - (add-indirect-root store latest) - (switch-symlinks latest source-dir) - (format #t - (_ "updated ~a successfully deployed under `~a'~%") - %guix-package-name latest) - #t) - (leave (_ "failed to update Guix, check the build log~%"))) - (begin - (display (_ "Guix already up to date\n")) - #t)))))))) + (run-with-store store + (build-and-install tarball (config-directory) + #:verbose? (assoc-ref opts 'verbose?)))))))) |