[bug#60673] [PATCH 18/39] gnu: Add ocaml-mirage-clock.

[Csepp <raingloom@riseup.net>]

From: raingloom <raingloom@riseup.net>

* gnu/packages/ocaml.scm (ocaml-mirage-clock): New variable.
---
 gnu/packages/ocaml.scm | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/gnu/packages/ocaml.scm b/gnu/packages/ocaml.scm
index 33bc997dc5..70129a5b6b 100644
--- a/gnu/packages/ocaml.scm
+++ b/gnu/packages/ocaml.scm
@@ -3833,6 +3833,28 @@ (define-public ocaml-mirage-time
      "Defines the signature for time-related operations for MirageOS.")
     (license license:isc)))
 
+(define-public ocaml-mirage-clock
+  (package
+    (name "ocaml-mirage-clock")
+    (version "4.2.0")
+    (source (origin
+              (method url-fetch)
+              (uri
+               "https://github.com/mirage/mirage-clock/releases/download/v4.2.0/mirage-clock-4.2.0.tbz")
+              (sha256
+               (base32
+                "0iwqi2381fbi3jlcw424dbhjs4fpisw7qpqzfjx7jg72bdfx25zs"))))
+    (build-system dune-build-system)
+    (home-page "https://github.com/mirage/mirage-clock")
+    (synopsis "Libraries and module types for portable clocks")
+    (description
+     "This library implements portable support for an operating system
+timesource that is compatible with the MirageOS library interfaces.  It
+implements an @code{MCLOCK} module that represents a monotonic timesource
+since an arbitrary point, and @code{PCLOCK} which counts time since the Unix
+epoch.")
+    (license license:isc)))
+
 (define-public ocaml-mirage-unix
   (package
     (name "ocaml-mirage-unix")
-- 
2.38.1