diff --git a/Makefile.am b/Makefile.am index 764332a001..0eb9a834dc 100644 --- a/Makefile.am +++ b/Makefile.am @@ -52,6 +52,7 @@ MODULES = \ guix/http-client.scm \ guix/gnupg.scm \ guix/store.scm \ + guix/svn-download.scm \ guix/ui.scm \ guix/build/download.scm \ guix/build/cmake-build-system.scm \ @@ -66,6 +67,7 @@ MODULES = \ guix/build/union.scm \ guix/build/pull.scm \ guix/build/rpath.scm \ + guix/build/svn.scm \ guix/packages.scm \ guix/snix.scm \ guix/scripts/download.scm \ diff --git a/guix/build/svn.scm b/guix/build/svn.scm new file mode 100644 index 0000000000..74fe084da5 --- /dev/null +++ b/guix/build/svn.scm @@ -0,0 +1,49 @@ +;;; GNU Guix --- Functional package management for GNU +;;; Copyright © 2014 Ludovic Courtès +;;; Copyright © 2014 Sree Harsha Totakura +;;; +;;; 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 . + +(define-module (guix build svn) + #:use-module (guix build utils) + #:export (svn-fetch)) + +;;; Commentary: +;;; +;;; This is the build-side support code of (guix svn-download). It allows a +;;; Subversion repository to be cloned and checked out at a specific revision. +;;; +;;; Code: + +(define* (svn-fetch url revision directory + #:key (svn-command "svn")) + "Fetch REVISION from URL into DIRECTORY. REVISION must be an integer, and a +valid Subversion revision. Return #t on success, #f otherwise." + (and (zero? (system* svn-command "checkout" "--non-interactive" + ;; Trust the server certificate. This is OK as we + ;; verify the checksum later. This can be removed when + ;; ca-certificates package is added. + "--trust-server-cert" "-r" (number->string revision) + url directory)) + (with-directory-excursion directory + (begin + ;; The contents of '.svn' vary as a function of the current status + ;; of the repo. Since we want a fixed output, this directory needs + ;; to be taken out. + (delete-file-recursively ".svn") + #t)))) + +;;; svn.scm ends here diff --git a/guix/svn-download.scm b/guix/svn-download.scm new file mode 100644 index 0000000000..9b2b24d92d --- /dev/null +++ b/guix/svn-download.scm @@ -0,0 +1,90 @@ +;;; GNU Guix --- Functional package management for GNU +;;; Copyright © 2014 Ludovic Courtès +;;; Copyright © 2014 Sree Harsha Totakura +;;; +;;; 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 . + +(define-module (guix svn-download) + #:use-module (guix records) + #:use-module (guix derivations) + #:use-module (guix packages) + #:use-module (ice-9 match) + #:export (svn-reference + svn-reference? + svn-reference-url + svn-reference-revision + svn-fetch)) + +;;; Commentary: +;;; +;;; An method that fetches a specific revision from a Subversion +;;; repository. The repository URL and REVISION are specified with a +;;; object. REVISION should be specified as a number. +;;; +;;; Code: + +(define-record-type* + svn-reference make-svn-reference + svn-reference? + (url svn-reference-url) ; string + (revision svn-reference-revision)) ; number + +(define* (svn-fetch store ref hash-algo hash + #:optional name + #:key (system (%current-system)) guile svn) + "Return a fixed-output derivation in STORE that fetches REF, a + object. The output is expected to have recursive hash HASH of +type HASH-ALGO (a symbol). Use NAME as the file name, or a generic name if +#f." + (define guile-for-build + (match guile + ((? package?) + (package-derivation store guile system)) + (#f ; the default + (let* ((distro (resolve-interface '(gnu packages base))) + (guile (module-ref distro 'guile-final))) + (package-derivation store guile system))))) + + (define svn-for-build + (match svn + ((? package?) + (package-derivation store svn system)) + (#f ; the default + (let* ((distro (resolve-interface '(gnu packages version-control))) + (svn (module-ref distro 'subversion))) + (package-derivation store svn system))))) + + (let* ((command (string-append (derivation->output-path svn-for-build) + "/bin/svn")) + (builder `(begin + (use-modules (guix build svn)) + (svn-fetch ',(svn-reference-url ref) + ',(svn-reference-revision ref) + %output + #:svn-command ',command)))) + (build-expression->derivation store (or name "svn-checkout") builder + #:system system + #:local-build? #t + #:inputs `(("svn" ,svn-for-build)) + #:hash-algo hash-algo + #:hash hash + #:recursive? #t + #:modules '((guix build svn) + (guix build utils)) + #:guile-for-build guile-for-build + #:local-build? #t))) + +;;; svn-download.scm ends here