10/21: gnu: Add mimalloc.

[guix-commits]

civodul pushed a commit to branch master
in repository guix.

commit 7fabdffca9ebfabceb363e1a2d13889429a369af
Author: Kristian Lein-Mathisen <kristianlein@gmail.com>
AuthorDate: Mon Sep 5 21:49:03 2022 +0200

    gnu: Add mimalloc.
    
    * gnu/packages/c.scm (mimalloc): New variable.
    
    Signed-off-by: Ludovic Courtès <ludo@gnu.org>
---
 gnu/packages/c.scm | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/gnu/packages/c.scm b/gnu/packages/c.scm
index d7d649488b..10275970b1 100644
--- a/gnu/packages/c.scm
+++ b/gnu/packages/c.scm
@@ -1083,6 +1083,28 @@ Telemetry Transport (MQTT) publish-subscribe messaging 
protocol.")
     (home-page "https://github.com/awslabs/aws-c-mqtt";)
     (license license:asl2.0)))
 
+;; Note: there is another mimalloc embedded in rust-mimalloc (version 1.6.4).
+(define-public mimalloc
+  (package
+    (name "mimalloc")
+    (version "2.0.6")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/microsoft/mimalloc";)
+                    (commit (string-append "v" version))))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "05x2dl3zimflfj91ns3vrphmzpdlyyr230p9adqgfds101f16qmv"))))
+    (build-system cmake-build-system)
+    (arguments
+     `(#:build-type "Release"))
+    (synopsis "General purpose memory allocator")
+    (description "@code{mimalloc} is a drop-in replacement for @code{malloc}.")
+    (home-page "https://microsoft.github.io/mimalloc/";)
+    (license license:expat)))
+
 ;;; Factored out of the ck package so that it can be adjusted and called on
 ;;; the host side easily, without impacting the package definition.
 (define (gnu-triplet->ck-machine target)