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| author | Ricardo Wurmus <rekado@elephly.net> | 2018-12-20 09:37:58 +0100 |
|---|---|---|
| committer | Ricardo Wurmus <rekado@elephly.net> | 2018-12-20 09:42:22 +0100 |
| commit | 10a1cacb164fe0f141bd34350ec1250cef06a43c (patch) | |
| tree | 60cfff5f7b09b7f50da237a05424b06bf14ed2a1 | |
| parent | 0290f533cc879239f275e45a704334c545f77f3a (diff) | |
| download | guix-10a1cacb164fe0f141bd34350ec1250cef06a43c.tar guix-10a1cacb164fe0f141bd34350ec1250cef06a43c.tar.gz | |
import: cran: Try import via CRAN if package is not on Bioconductor.
* guix/import/cran.scm (fetch-description): Return #F on failure.
(cran->guix-package): Retry from CRAN on failure to fetch description from
bioconductor.
| -rw-r--r-- | guix/import/cran.scm | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/guix/import/cran.scm b/guix/import/cran.scm index 8f2c10258a..aaa1caf035 100644 --- a/guix/import/cran.scm +++ b/guix/import/cran.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2015, 2016, 2017 Ricardo Wurmus <rekado@elephly.net> +;;; Copyright © 2015, 2016, 2017, 2018 Ricardo Wurmus <rekado@elephly.net> ;;; Copyright © 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org> ;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com> ;;; @@ -23,6 +23,7 @@ #:use-module (ice-9 regex) #:use-module ((ice-9 rdelim) #:select (read-string read-line)) #:use-module (srfi srfi-1) + #:use-module (srfi srfi-2) #:use-module (srfi srfi-26) #:use-module (srfi srfi-34) #:use-module (ice-9 receive) @@ -180,9 +181,9 @@ from ~s: ~a (~s)~%" ;; Currently, the bioconductor project does not offer a way to access a ;; package's DESCRIPTION file over HTTP, so we determine the version, ;; download the source tarball, and then extract the DESCRIPTION file. - (let* ((version (latest-bioconductor-package-version name)) - (url (car (bioconductor-uri name version))) - (tarball (with-store store (download-to-store store url)))) + (and-let* ((version (latest-bioconductor-package-version name)) + (url (car (bioconductor-uri name version))) + (tarball (with-store store (download-to-store store url)))) (call-with-temporary-directory (lambda (dir) (parameterize ((current-error-port (%make-void-port "rw+")) @@ -346,8 +347,12 @@ from the alist META, which was derived from the R package's DESCRIPTION file." (lambda* (package-name #:optional (repo 'cran)) "Fetch the metadata for PACKAGE-NAME from REPO and return the `package' s-expression corresponding to that package, or #f on failure." - (and=> (fetch-description repo package-name) - (cut description->package repo <>))))) + (let ((description (fetch-description repo package-name))) + (if (and (not description) + (eq? repo 'bioconductor)) + ;; Retry import from CRAN + (cran->guix-package package-name 'cran) + (description->package repo description)))))) (define* (cran-recursive-import package-name #:optional (repo 'gnu)) (recursive-import package-name repo |