gnu: Add rust-crossbeam-queue-0.2.

* gnu/packages/crates-io.scm (rust-crossbeam-queue-0.2): New variable.
(rust-crossbeam-queue-0.1): Inherit from rust-crossbeam-queue-0.2.

Signed-off-by: Efraim Flashner <efraim@flashner.co.il>

1 files changed, 30 insertions, 7 deletions

diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 0be958ef07..4339f1f574 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -1904,10 +1904,10 @@ intrinsics.")
        #:cargo-development-inputs
        (("rust-rand" ,rust-rand-0.4))))))
 
-(define-public rust-crossbeam-queue-0.1
+(define-public rust-crossbeam-queue-0.2
   (package
     (name "rust-crossbeam-queue")
-    (version "0.1.2")
+    (version "0.2.1")
     (source
      (origin
        (method url-fetch)
@@ -1916,22 +1916,45 @@ intrinsics.")
         (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
-         "0jsa9dbxnwqcxfws09vaschf92d4imlbbikmcn4ka8z7rzb9r5vw"))))
+         "1nwkjh185bdwjrv1zj2g7an9lglv8sp4459268m4fwvi3v5fx5f6"))))
     (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
-       (("rust-crossbeam-utils" ,rust-crossbeam-utils-0.6))
+       (("rust-cfg-if" ,rust-cfg-if-0.1)
+        ("rust-crossbeam-utils" ,rust-crossbeam-utils-0.7))
        #:cargo-development-inputs
-       (("rust-rand" ,rust-rand-0.4))))
+       (("rust-rand" ,rust-rand-0.6))))
     (home-page
      "https://github.com/crossbeam-rs/crossbeam/tree/master/crossbeam-utils")
-    (synopsis "Concurrent queues")
-    (description "Concurrent queues.")
+    (synopsis "Concurrent queues in Rust")
+    (description
+     "This crate provides concurrent queues that can be shared among threads.")
     (license (list license:expat
                    license:asl2.0
                    license:bsd-2))))
 
+(define-public rust-crossbeam-queue-0.1
+  (package
+    (inherit rust-crossbeam-queue-0.2)
+    (name "rust-crossbeam-queue")
+    (version "0.1.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "crossbeam-queue" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0jsa9dbxnwqcxfws09vaschf92d4imlbbikmcn4ka8z7rzb9r5vw"))))
+    (arguments
+     `(#:skip-build? #t
+       #:cargo-inputs
+       (("rust-crossbeam-utils" ,rust-crossbeam-utils-0.6))
+       #:cargo-development-inputs
+       (("rust-rand" ,rust-rand-0.4))))))
+
 (define-public rust-crossbeam-utils-0.6
   (package
     (name "rust-crossbeam-utils")