;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013 Andreas Enge <andreas@enge.fr>
;;;
;;; 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 <http://www.gnu.org/licenses/>.

(define-module (gnu packages icu4c)
  #:use-module (gnu packages)
  #:use-module (gnu packages perl)
  #:use-module (guix licenses)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix build-system gnu))

(define-public icu4c
  (package
   (name "icu4c")
   (version "50.1.1")
   (source (origin
            (method url-fetch)
            (uri (string-append "http://download.icu-project.org/files/icu4c/"
                   version
                   "/icu4c-"
                   (string-map (lambda (x) (if (char=? x #\.) #\_ x)) version)
                   "-src.tgz"))
            (sha256 (base32
                     "13yz0kk6zsgj94idnlr3vbg8iph5z4ly4b4xrd5wfja7q3ijdx56"))))
   (build-system gnu-build-system)
   (inputs `(("perl" ,perl)))
   (arguments
    `(#:phases
      (alist-replace
       'unpack
       (lambda* (#:key source #:allow-other-keys)
        (and (zero? (system* "tar" "xvf" source))
             (chdir "icu/source")))
       (alist-replace
        'configure
        (lambda* (#:key #:allow-other-keys #:rest args)
         (let ((configure (assoc-ref %standard-phases 'configure)))
           ;; patch out two occurrences of /bin/sh from configure script
           ;; that might have disappeared in a release later than 50.1.1
           (substitute* "configure"
             (("`/bin/sh")
             (string-append "`" (which "bash"))))
           (apply configure args)))
       %standard-phases))))
   (synopsis "ICU, International Components for Unicode")
   (description
    "ICU is a set of C/C++ and Java libraries providing Unicode and
globalisation support for software applications. This package contains the
C/C++ part.")
   (license x11)
   (home-page "http://site.icu-project.org/")))