;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016 ng0 <ng0@we.make.ritual.n0.is>
;;;
;;; 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 libdispatch)
  #:use-module (gnu packages)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix build-system gnu)
  #:use-module (gnu packages autotools)
  #:use-module (gnu packages perl)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages ruby))

(define-public libkqueue
  (package
    (name "libkqueue")
    (version "2.1.0")
    (source (origin
              (method url-fetch)
              (uri (string-append "https://github.com/mheily/libkqueue/archive/v"
                                  version ".tar.gz"))
              (file-name (string-append name "-" version ".tar.gz"))
              (sha256
               (base32
                "07xdns9kaw6v5jbz2d7d9zw1lkz1zdj1wmbyxla0wqyhzywizybf"))))
    (build-system gnu-build-system)
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (add-after 'unpack 'autogen
           (lambda _
             (zero? (system* "autoreconf" "-fi")))))))
    (native-inputs
     `(("pkg-config" ,pkg-config)
       ("ruby" ,ruby)
       ("perl" ,perl)
       ("autoconf" ,(autoconf-wrapper))
       ("automake" ,automake)
       ("libtool" ,libtool)))
    (home-page "https://github.com/mheily/libkqueue")
    (description
     "Userspace implementation of the kqueue(2) kernel event
notification mechanism found in FreeBSD.
libkqueue acts as a translator between the kevent structure and the
native kernel facilities.")
    (synopsis "kqueue(2) compatibility library")
    ;; event.h is bsd-2
    (license (list license:expat license:bsd-2))))