03/08: gnu: Add rust-atomic.

[guix-commits]

mbakke pushed a commit to branch master
in repository guix.

commit 3d90b39d9eb4bc310b59671cba5e46d68e4a939b
Author: Marius Bakke <marius@gnu.org>
AuthorDate: Thu Dec 1 19:27:15 2022 +0100

    gnu: Add rust-atomic.
    
    * gnu/packages/crates-io.scm (rust-atomic-0.5): New variable.
---
 gnu/packages/crates-io.scm | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 77fa36f548..112f946942 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -4950,6 +4950,29 @@ methods.")
     (description "This package provides a safe abstraction around AtomicPtr.")
     (license license:asl2.0)))
 
+(define-public rust-atomic-0.5
+  (package
+    (name "rust-atomic")
+    (version "0.5.1")
+    (source (origin
+              (method url-fetch)
+              (uri (crate-uri "atomic" version))
+              (file-name (string-append name "-" version ".tar.gz"))
+              (sha256
+               (base32
+                "0k135q1qfmxxyzrlhr47r0j38r5fnd4163rgl552qxyagrk853dq"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs (("rust-autocfg" ,rust-autocfg-1))))
+    (home-page "https://github.com/Amanieu/atomic-rs";)
+    (synopsis "Generic @code{Atomic<T>} wrapper type")
+    (description
+     "This package provides a generic @code{Atomic<T>} type for all
+@code{T: Copy} types, unlike the standard library which only provides a few
+fixed atomic types.")
+    ;; The user can choose either license.
+    (license (list license:asl2.0 license:expat))))
+
 (define-public rust-atomic-polyfill-1
   (package
     (name "rust-atomic-polyfill")