From 61b4b6aea29b24f4a1c6af7d8f4e1c416ab41c86 Mon Sep 17 00:00:00 2001
From: Arun Isaac <arunisaac@systemreboot.net>
Date: Mon, 21 Mar 2022 12:12:49 +0200
Subject: gnu: Add atomic-queue.

* gnu/packages/cpp.scm (atomic-queue): New variable.
---
 gnu/packages/cpp.scm | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

(limited to 'gnu/packages')

diff --git a/gnu/packages/cpp.scm b/gnu/packages/cpp.scm
index eb53f9e0a9..bb7f5ab95a 100644
--- a/gnu/packages/cpp.scm
+++ b/gnu/packages/cpp.scm
@@ -28,6 +28,7 @@
 ;;; Copyright © 2022 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2022 muradm <mail@muradm.net>
 ;;; Copyright © 2022 Attila Lendvai <attila@lendvai.name>
+;;; Copyright © 2022 Arun Isaac <arunisaac@systemreboot.net>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -53,6 +54,7 @@
   #:use-module (guix build-system cmake)
   #:use-module (guix build-system copy)
   #:use-module (guix build-system gnu)
+  #:use-module (guix build-system meson)
   #:use-module (guix build-system python)
   #:use-module (guix modules)
   #:use-module (guix gexp)
@@ -1274,6 +1276,44 @@ provides a number of utilities to make coding with expected cleaner.")
     (home-page "https://tl.tartanllama.xyz/")
     (license license:cc0)))
 
+(define-public atomic-queue
+  (package
+    (name "atomic-queue")
+    (version "1.0")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/max0x7ba/atomic_queue")
+                    (commit (string-append "v" version))))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "0ssff73wlvrsk2nma99dmvm0ijyzfr54jk37kxgpb694r7ajc90l"))))
+    (build-system meson-build-system)
+    (arguments
+     `(#:configure-flags '("-Dbenchmarks=false")
+       #:phases
+       (modify-phases %standard-phases
+         (replace 'check
+           (lambda* (#:key tests? #:allow-other-keys)
+             (when tests?
+               (lambda _
+                 (invoke "make" "run_tests")))))
+         (replace 'install
+           (lambda* (#:key outputs #:allow-other-keys)
+             (copy-recursively "../source/include/atomic_queue"
+                               (string-append (assoc-ref outputs "out")
+                                              "/include/atomic_queue")))))))
+     (native-inputs
+      (list boost
+            pkg-config))
+    (home-page "https://github.com/max0x7ba/atomic_queue")
+    (synopsis "C++ lockless queue")
+    (description
+     "This package contains a C++11 multiple-producer-multiple-consumer lockless
+queues header library based on circular buffer with @code{std::atomic}.")
+    (license license:expat)))
+
 (define-public magic-enum
   (package
     (name "magic-enum")
-- 
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