From de72b804f1786e75f0da00c32f43708a8ca96ee0 Mon Sep 17 00:00:00 2001
From: Efraim Flashner <efraim@flashner.co.il>
Date: Wed, 28 Aug 2019 16:37:50 +0300
Subject: [PATCH] gnu: Add rust-threadpool.

* gnu/packages/crates-io.scm (rust-threadpool): New variable.
---
 gnu/packages/crates-io.scm | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 1c53d80c0b..0045414077 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -1560,6 +1560,30 @@ (define-public rust-thread-local
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-threadpool
+  (package
+    (name "rust-threadpool")
+    (version "1.7.1")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (crate-uri "threadpool" version))
+        (file-name (string-append name "-" version ".tar.gz"))
+        (sha256
+         (base32
+          "0rd89n1q7vy47w4c32cnynibffv9kj3jy3dwr0536n9lbw5ckw72"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-num-cpus" ,rust-num-cpus))))
+    (home-page "https://github.com/rust-threadpool/rust-threadpool")
+    (synopsis "Thread pool for running jobs on a fixed set of worker threads")
+    (description
+     "This package provides a thread pool for running a number of jobs on a
+fixed set of worker threads.")
+    (license (list license:asl2.0
+                   license:expat))))
+
 (define-public rust-typenum
   (package
     (name "rust-typenum")