From 26970808912e08a65915dc17e037247c6ccfbd6c Mon Sep 17 00:00:00 2001
From: ng0 <ng0@we.make.ritual.n0.is>
Date: Fri, 16 Sep 2016 10:42:26 +0000
Subject: [PATCH 4/4] gnu: Add libdispatch.

* gnu/packages/libdispatch.scm (libdispatch): New variable.
---
 gnu/packages/libdispatch.scm | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/gnu/packages/libdispatch.scm b/gnu/packages/libdispatch.scm
index dae3857..1bfa440 100644
--- a/gnu/packages/libdispatch.scm
+++ b/gnu/packages/libdispatch.scm
@@ -22,10 +22,12 @@
   #:use-module (guix packages)
   #:use-module (guix download)
   #:use-module (guix build-system gnu)
+  #:use-module (guix build-system cmake)
   #:use-module (gnu packages autotools)
   #:use-module (gnu packages llvm)
   #:use-module (gnu packages perl)
   #:use-module (gnu packages pkg-config)
+  #:use-module (gnu packages python)
   #:use-module (gnu packages ruby))
 
 (define-public libkqueue
@@ -126,3 +128,35 @@ languages developed by Apple to support the Grand Central Dispatch
 concurrency engine.")
     (synopsis "Blocks Runtime")
     (license (list license:ncsa license:expat))))
+
+(define-public libdispatch
+  (package
+    (name "libdispatch")
+    (version "0.1.3.1")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://github.com/nickhutchinson/"
+                                  "libdispatch/archive/v" version ".tar.gz"))
+              (file-name (string-append name "-" version ".tar.gz"))
+              (sha256
+               (base32
+                "17iwnfs68spg9nv6lgnglgjx11id8amy2a5ajjvqfm0mm95agnma"))))
+    (native-inputs
+     `(("python-2" ,python-2)))
+    (inputs
+     `(("libpthread_workqueue" ,libpthread_workqueue)
+       ("libkqueue" ,libkqueue)
+       ("libblocks-runtime" ,libblocks-runtime)))
+    (build-system cmake-build-system)
+    (arguments
+     `(#:tests? #f))
+    (home-page "http://nickhutchinson.me/libdispatch/")
+    (synopsis "GNU-linux port of Apple's concurrency library")
+    (description
+     "libdispatch, aka Grand Central Dispatch (GCD) is Apple's
+high-performance event-handling library.  It provides asynchronous
+task queues, monitoring of file descriptor read and write-ability,
+asynchronous I/O (for sockets and regular files), readers-writer locks,
+parallel for-loops, sane signal handling, periodic timers, semaphores
+and more.")
+    (license license:asl2.0)))
-- 
2.10.0