From 2624921a64727d137505c6f104692d2b88845a98 Mon Sep 17 00:00:00 2001
From: Julien Lepiller <julien@lepiller.eu>
Date: Tue, 21 Jan 2020 00:16:28 +0100
Subject: gnu: Add ocaml-mmap.

* gnu/packages/ocaml.scm (ocaml-mmap): New variable.
---
 gnu/packages/ocaml.scm | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/gnu/packages/ocaml.scm b/gnu/packages/ocaml.scm
index 37214bba94..7e71f7627f 100644
--- a/gnu/packages/ocaml.scm
+++ b/gnu/packages/ocaml.scm
@@ -1739,6 +1739,26 @@ lets the client choose the concrete timeline.")
 through Transport Layer Security (@dfn{TLS}) encrypted connections.")
     (license license:lgpl2.1)))
 
+(define-public ocaml-mmap
+  (package
+    (name "ocaml-mmap")
+    (version "1.1.0")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                     (url "https://github.com/mirage/mmap")
+                     (commit (string-append "v" version))))
+              (sha256
+               (base32
+                "1jaismy5d1bhbbanysmr2k79px0yv6ya265dri3949nha1l23i60"))))
+    (build-system dune-build-system)
+    (home-page "https://github.com/mirage/mmap")
+    (synopsis "File mapping for OCaml")
+    (description "This project provides a @command{Mmap.map_file} function
+for mapping files in memory.  This function is the same as the
+@command{Unix.map_file} funciton added in OCaml >= 4.06.")
+    (license (list license:qpl license:lgpl2.0))))
+
 (define-public ocaml-lwt
   (package
     (name "ocaml-lwt")
-- 
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