diff options
Diffstat (limited to 'guix/import/cran.scm')
| -rw-r--r-- | guix/import/cran.scm | 48 |
1 files changed, 45 insertions, 3 deletions
diff --git a/guix/import/cran.scm b/guix/import/cran.scm index 7521a39bc9..0d3ce5aa2d 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 Ricardo Wurmus <rekado@elephly.net> +;;; Copyright © 2015, 2016, 2017 Ricardo Wurmus <rekado@elephly.net> ;;; Copyright © 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org> ;;; ;;; This file is part of GNU Guix. @@ -20,7 +20,7 @@ (define-module (guix import cran) #:use-module (ice-9 match) #:use-module (ice-9 regex) - #:use-module ((ice-9 rdelim) #:select (read-string)) + #:use-module ((ice-9 rdelim) #:select (read-string read-line)) #:use-module (srfi srfi-1) #:use-module (srfi srfi-26) #:use-module (srfi srfi-34) @@ -34,6 +34,8 @@ #:use-module (guix base32) #:use-module ((guix download) #:select (download-to-store)) #:use-module (guix import utils) + #:use-module ((guix build utils) #:select (find-files)) + #:use-module (guix utils) #:use-module ((guix build-system r) #:select (cran-uri bioconductor-uri)) #:use-module (guix upstream) #:use-module (guix packages) @@ -187,6 +189,39 @@ empty list when the FIELD cannot be found." (chr (char-downcase chr))) name))) +(define (needs-fortran? tarball) + "Check if the TARBALL contains Fortran source files." + (define (check pattern) + (parameterize ((current-error-port (%make-void-port "rw+")) + (current-output-port (%make-void-port "rw+"))) + (zero? (system* "tar" "--wildcards" "--list" pattern "-f" tarball)))) + (or (check "*.f90") + (check "*.f95") + (check "*.f"))) + +(define (needs-zlib? tarball) + "Return #T if any of the Makevars files in the src directory of the TARBALL +contain a zlib linker flag." + (call-with-temporary-directory + (lambda (dir) + (let ((pattern (make-regexp "-lz"))) + (parameterize ((current-error-port (%make-void-port "rw+"))) + (system* "tar" + "xf" tarball "-C" dir + "--wildcards" + "*/src/Makevars*" "*/src/configure*" "*/configure*")) + (any (lambda (file) + (call-with-input-file file + (lambda (port) + (let loop () + (let ((line (read-line port))) + (cond + ((eof-object? line) #f) + ((regexp-exec pattern line) #t) + (else (loop))))))) + #t) + (find-files dir)))))) + (define (description->package repository meta) "Return the `package' s-expression for an R package published on REPOSITORY from the alist META, which was derived from the R package's DESCRIPTION file." @@ -209,7 +244,9 @@ from the alist META, which was derived from the R package's DESCRIPTION file." ((? string? url) url) (_ #f))) (tarball (with-store store (download-to-store store source-url))) - (sysdepends (map string-downcase (listify meta "SystemRequirements"))) + (sysdepends (append + (if (needs-zlib? tarball) '("zlib") '()) + (map string-downcase (listify meta "SystemRequirements")))) (propagate (filter (lambda (name) (not (member name default-r-packages))) (lset-union equal? @@ -234,6 +271,11 @@ from the alist META, which was derived from the R package's DESCRIPTION file." (build-system r-build-system) ,@(maybe-inputs sysdepends) ,@(maybe-inputs (map guix-name propagate) 'propagated-inputs) + ,@(if (needs-fortran? tarball) + `((native-inputs (,'quasiquote + ,(list "gfortran" + (list 'unquote 'gfortran))))) + '()) (home-page ,(if (string-null? home-page) (string-append base-url name) home-page)) |